diff options
Diffstat (limited to 'drivers/target')
28 files changed, 1385 insertions, 2037 deletions
diff --git a/drivers/target/loopback/Kconfig b/drivers/target/loopback/Kconfig index 57dcbc2..abe8ecb 100644 --- a/drivers/target/loopback/Kconfig +++ b/drivers/target/loopback/Kconfig @@ -3,9 +3,3 @@ config LOOPBACK_TARGET help Say Y here to enable the TCM Virtual SAS target and Linux/SCSI LLD fabric loopback module. - -config LOOPBACK_TARGET_CDB_DEBUG - bool "TCM loopback fabric module CDB debug code" - depends on LOOPBACK_TARGET - help - Say Y here to enable the TCM loopback fabric module CDB debug code diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 99603bc..aa2d6799 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -79,7 +79,7 @@ static struct se_cmd *tcm_loop_allocate_core_cmd( tl_cmd = kmem_cache_zalloc(tcm_loop_cmd_cache, GFP_ATOMIC); if (!tl_cmd) { - printk(KERN_ERR "Unable to allocate struct tcm_loop_cmd\n"); + pr_err("Unable to allocate struct tcm_loop_cmd\n"); set_host_byte(sc, DID_ERROR); return NULL; } @@ -281,7 +281,7 @@ static int tcm_loop_queuecommand( struct tcm_loop_hba *tl_hba; struct tcm_loop_tpg *tl_tpg; - TL_CDB_DEBUG("tcm_loop_queuecommand() %d:%d:%d:%d got CDB: 0x%02x" + pr_debug("tcm_loop_queuecommand() %d:%d:%d:%d got CDB: 0x%02x" " scsi_buf_len: %u\n", sc->device->host->host_no, sc->device->id, sc->device->channel, sc->device->lun, sc->cmnd[0], scsi_bufflen(sc)); @@ -331,7 +331,7 @@ static int tcm_loop_device_reset(struct scsi_cmnd *sc) */ tl_nexus = tl_hba->tl_nexus; if (!tl_nexus) { - printk(KERN_ERR "Unable to perform device reset without" + pr_err("Unable to perform device reset without" " active I_T Nexus\n"); return FAILED; } @@ -344,13 +344,13 @@ static int tcm_loop_device_reset(struct scsi_cmnd *sc) tl_cmd = kmem_cache_zalloc(tcm_loop_cmd_cache, GFP_KERNEL); if (!tl_cmd) { - printk(KERN_ERR "Unable to allocate memory for tl_cmd\n"); + pr_err("Unable to allocate memory for tl_cmd\n"); return FAILED; } tl_tmr = kzalloc(sizeof(struct tcm_loop_tmr), GFP_KERNEL); if (!tl_tmr) { - printk(KERN_ERR "Unable to allocate memory for tl_tmr\n"); + pr_err("Unable to allocate memory for tl_tmr\n"); goto release; } init_waitqueue_head(&tl_tmr->tl_tmr_wait); @@ -435,7 +435,7 @@ static int tcm_loop_driver_probe(struct device *dev) sh = scsi_host_alloc(&tcm_loop_driver_template, sizeof(struct tcm_loop_hba)); if (!sh) { - printk(KERN_ERR "Unable to allocate struct scsi_host\n"); + pr_err("Unable to allocate struct scsi_host\n"); return -ENODEV; } tl_hba->sh = sh; @@ -454,7 +454,7 @@ static int tcm_loop_driver_probe(struct device *dev) error = scsi_add_host(sh, &tl_hba->dev); if (error) { - printk(KERN_ERR "%s: scsi_add_host failed\n", __func__); + pr_err("%s: scsi_add_host failed\n", __func__); scsi_host_put(sh); return -ENODEV; } @@ -495,7 +495,7 @@ static int tcm_loop_setup_hba_bus(struct tcm_loop_hba *tl_hba, int tcm_loop_host ret = device_register(&tl_hba->dev); if (ret) { - printk(KERN_ERR "device_register() failed for" + pr_err("device_register() failed for" " tl_hba->dev: %d\n", ret); return -ENODEV; } @@ -513,24 +513,24 @@ static int tcm_loop_alloc_core_bus(void) tcm_loop_primary = root_device_register("tcm_loop_0"); if (IS_ERR(tcm_loop_primary)) { - printk(KERN_ERR "Unable to allocate tcm_loop_primary\n"); + pr_err("Unable to allocate tcm_loop_primary\n"); return PTR_ERR(tcm_loop_primary); } ret = bus_register(&tcm_loop_lld_bus); if (ret) { - printk(KERN_ERR "bus_register() failed for tcm_loop_lld_bus\n"); + pr_err("bus_register() failed for tcm_loop_lld_bus\n"); goto dev_unreg; } ret = driver_register(&tcm_loop_driverfs); if (ret) { - printk(KERN_ERR "driver_register() failed for" + pr_err("driver_register() failed for" "tcm_loop_driverfs\n"); goto bus_unreg; } - printk(KERN_INFO "Initialized TCM Loop Core Bus\n"); + pr_debug("Initialized TCM Loop Core Bus\n"); return ret; bus_unreg: @@ -546,7 +546,7 @@ static void tcm_loop_release_core_bus(void) bus_unregister(&tcm_loop_lld_bus); root_device_unregister(tcm_loop_primary); - printk(KERN_INFO "Releasing TCM Loop Core BUS\n"); + pr_debug("Releasing TCM Loop Core BUS\n"); } static char *tcm_loop_get_fabric_name(void) @@ -574,7 +574,7 @@ static u8 tcm_loop_get_fabric_proto_ident(struct se_portal_group *se_tpg) case SCSI_PROTOCOL_ISCSI: return iscsi_get_fabric_proto_ident(se_tpg); default: - printk(KERN_ERR "Unknown tl_proto_id: 0x%02x, using" + pr_err("Unknown tl_proto_id: 0x%02x, using" " SAS emulation\n", tl_hba->tl_proto_id); break; } @@ -630,7 +630,7 @@ static u32 tcm_loop_get_pr_transport_id( return iscsi_get_pr_transport_id(se_tpg, se_nacl, pr_reg, format_code, buf); default: - printk(KERN_ERR "Unknown tl_proto_id: 0x%02x, using" + pr_err("Unknown tl_proto_id: 0x%02x, using" " SAS emulation\n", tl_hba->tl_proto_id); break; } @@ -660,7 +660,7 @@ static u32 tcm_loop_get_pr_transport_id_len( return iscsi_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg, format_code); default: - printk(KERN_ERR "Unknown tl_proto_id: 0x%02x, using" + pr_err("Unknown tl_proto_id: 0x%02x, using" " SAS emulation\n", tl_hba->tl_proto_id); break; } @@ -694,7 +694,7 @@ static char *tcm_loop_parse_pr_out_transport_id( return iscsi_parse_pr_out_transport_id(se_tpg, buf, out_tid_len, port_nexus_ptr); default: - printk(KERN_ERR "Unknown tl_proto_id: 0x%02x, using" + pr_err("Unknown tl_proto_id: 0x%02x, using" " SAS emulation\n", tl_hba->tl_proto_id); break; } @@ -743,7 +743,7 @@ static struct se_node_acl *tcm_loop_tpg_alloc_fabric_acl( tl_nacl = kzalloc(sizeof(struct tcm_loop_nacl), GFP_KERNEL); if (!tl_nacl) { - printk(KERN_ERR "Unable to allocate struct tcm_loop_nacl\n"); + pr_err("Unable to allocate struct tcm_loop_nacl\n"); return NULL; } @@ -853,7 +853,7 @@ static int tcm_loop_queue_data_in(struct se_cmd *se_cmd) struct tcm_loop_cmd, tl_se_cmd); struct scsi_cmnd *sc = tl_cmd->sc; - TL_CDB_DEBUG("tcm_loop_queue_data_in() called for scsi_cmnd: %p" + pr_debug("tcm_loop_queue_data_in() called for scsi_cmnd: %p" " cdb: 0x%02x\n", sc, sc->cmnd[0]); sc->result = SAM_STAT_GOOD; @@ -868,7 +868,7 @@ static int tcm_loop_queue_status(struct se_cmd *se_cmd) struct tcm_loop_cmd, tl_se_cmd); struct scsi_cmnd *sc = tl_cmd->sc; - TL_CDB_DEBUG("tcm_loop_queue_status() called for scsi_cmnd: %p" + pr_debug("tcm_loop_queue_status() called for scsi_cmnd: %p" " cdb: 0x%02x\n", sc, sc->cmnd[0]); if (se_cmd->sense_buffer && @@ -943,7 +943,7 @@ static int tcm_loop_port_link( */ scsi_add_device(tl_hba->sh, 0, tl_tpg->tl_tpgt, lun->unpacked_lun); - printk(KERN_INFO "TCM_Loop_ConfigFS: Port Link Successful\n"); + pr_debug("TCM_Loop_ConfigFS: Port Link Successful\n"); return 0; } @@ -961,7 +961,7 @@ static void tcm_loop_port_unlink( sd = scsi_device_lookup(tl_hba->sh, 0, tl_tpg->tl_tpgt, se_lun->unpacked_lun); if (!sd) { - printk(KERN_ERR "Unable to locate struct scsi_device for %d:%d:" + pr_err("Unable to locate struct scsi_device for %d:%d:" "%d\n", 0, tl_tpg->tl_tpgt, se_lun->unpacked_lun); return; } @@ -974,7 +974,7 @@ static void tcm_loop_port_unlink( atomic_dec(&tl_tpg->tl_tpg_port_count); smp_mb__after_atomic_dec(); - printk(KERN_INFO "TCM_Loop_ConfigFS: Port Unlink Successful\n"); + pr_debug("TCM_Loop_ConfigFS: Port Unlink Successful\n"); } /* End items for tcm_loop_port_cit */ @@ -991,14 +991,14 @@ static int tcm_loop_make_nexus( int ret = -ENOMEM; if (tl_tpg->tl_hba->tl_nexus) { - printk(KERN_INFO "tl_tpg->tl_hba->tl_nexus already exists\n"); + pr_debug("tl_tpg->tl_hba->tl_nexus already exists\n"); return -EEXIST; } se_tpg = &tl_tpg->tl_se_tpg; tl_nexus = kzalloc(sizeof(struct tcm_loop_nexus), GFP_KERNEL); if (!tl_nexus) { - printk(KERN_ERR "Unable to allocate struct tcm_loop_nexus\n"); + pr_err("Unable to allocate struct tcm_loop_nexus\n"); return -ENOMEM; } /* @@ -1027,7 +1027,7 @@ static int tcm_loop_make_nexus( __transport_register_session(se_tpg, tl_nexus->se_sess->se_node_acl, tl_nexus->se_sess, tl_nexus); tl_tpg->tl_hba->tl_nexus = tl_nexus; - printk(KERN_INFO "TCM_Loop_ConfigFS: Established I_T Nexus to emulated" + pr_debug("TCM_Loop_ConfigFS: Established I_T Nexus to emulated" " %s Initiator Port: %s\n", tcm_loop_dump_proto_id(tl_hba), name); return 0; @@ -1053,13 +1053,13 @@ static int tcm_loop_drop_nexus( return -ENODEV; if (atomic_read(&tpg->tl_tpg_port_count)) { - printk(KERN_ERR "Unable to remove TCM_Loop I_T Nexus with" + pr_err("Unable to remove TCM_Loop I_T Nexus with" " active TPG port count: %d\n", atomic_read(&tpg->tl_tpg_port_count)); return -EPERM; } - printk(KERN_INFO "TCM_Loop_ConfigFS: Removing I_T Nexus to emulated" + pr_debug("TCM_Loop_ConfigFS: Removing I_T Nexus to emulated" " %s Initiator Port: %s\n", tcm_loop_dump_proto_id(tl_hba), tl_nexus->se_sess->se_node_acl->initiatorname); /* @@ -1115,7 +1115,7 @@ static ssize_t tcm_loop_tpg_store_nexus( * tcm_loop_make_nexus() */ if (strlen(page) >= TL_WWN_ADDR_LEN) { - printk(KERN_ERR "Emulated NAA Sas Address: %s, exceeds" + pr_err("Emulated NAA Sas Address: %s, exceeds" " max: %d\n", page, TL_WWN_ADDR_LEN); return -EINVAL; } @@ -1124,7 +1124,7 @@ static ssize_t tcm_loop_tpg_store_nexus( ptr = strstr(i_port, "naa."); if (ptr) { if (tl_hba->tl_proto_id != SCSI_PROTOCOL_SAS) { - printk(KERN_ERR "Passed SAS Initiator Port %s does not" + pr_err("Passed SAS Initiator Port %s does not" " match target port protoid: %s\n", i_port, tcm_loop_dump_proto_id(tl_hba)); return -EINVAL; @@ -1135,7 +1135,7 @@ static ssize_t tcm_loop_tpg_store_nexus( ptr = strstr(i_port, "fc."); if (ptr) { if (tl_hba->tl_proto_id != SCSI_PROTOCOL_FCP) { - printk(KERN_ERR "Passed FCP Initiator Port %s does not" + pr_err("Passed FCP Initiator Port %s does not" " match target port protoid: %s\n", i_port, tcm_loop_dump_proto_id(tl_hba)); return -EINVAL; @@ -1146,7 +1146,7 @@ static ssize_t tcm_loop_tpg_store_nexus( ptr = strstr(i_port, "iqn."); if (ptr) { if (tl_hba->tl_proto_id != SCSI_PROTOCOL_ISCSI) { - printk(KERN_ERR "Passed iSCSI Initiator Port %s does not" + pr_err("Passed iSCSI Initiator Port %s does not" " match target port protoid: %s\n", i_port, tcm_loop_dump_proto_id(tl_hba)); return -EINVAL; @@ -1154,7 +1154,7 @@ static ssize_t tcm_loop_tpg_store_nexus( port_ptr = &i_port[0]; goto check_newline; } - printk(KERN_ERR "Unable to locate prefix for emulated Initiator Port:" + pr_err("Unable to locate prefix for emulated Initiator Port:" " %s\n", i_port); return -EINVAL; /* @@ -1194,7 +1194,7 @@ struct se_portal_group *tcm_loop_make_naa_tpg( tpgt_str = strstr(name, "tpgt_"); if (!tpgt_str) { - printk(KERN_ERR "Unable to locate \"tpgt_#\" directory" + pr_err("Unable to locate \"tpgt_#\" directory" " group\n"); return ERR_PTR(-EINVAL); } @@ -1202,7 +1202,7 @@ struct se_portal_group *tcm_loop_make_naa_tpg( tpgt = (unsigned short int) simple_strtoul(tpgt_str, &end_ptr, 0); if (tpgt >= TL_TPGS_PER_HBA) { - printk(KERN_ERR "Passed tpgt: %hu exceeds TL_TPGS_PER_HBA:" + pr_err("Passed tpgt: %hu exceeds TL_TPGS_PER_HBA:" " %u\n", tpgt, TL_TPGS_PER_HBA); return ERR_PTR(-EINVAL); } @@ -1218,7 +1218,7 @@ struct se_portal_group *tcm_loop_make_naa_tpg( if (ret < 0) return ERR_PTR(-ENOMEM); - printk(KERN_INFO "TCM_Loop_ConfigFS: Allocated Emulated %s" + pr_debug("TCM_Loop_ConfigFS: Allocated Emulated %s" " Target Port %s,t,0x%04x\n", tcm_loop_dump_proto_id(tl_hba), config_item_name(&wwn->wwn_group.cg_item), tpgt); @@ -1245,7 +1245,7 @@ void tcm_loop_drop_naa_tpg( */ core_tpg_deregister(se_tpg); - printk(KERN_INFO "TCM_Loop_ConfigFS: Deallocated Emulated %s" + pr_debug("TCM_Loop_ConfigFS: Deallocated Emulated %s" " Target Port %s,t,0x%04x\n", tcm_loop_dump_proto_id(tl_hba), config_item_name(&wwn->wwn_group.cg_item), tpgt); } @@ -1266,7 +1266,7 @@ struct se_wwn *tcm_loop_make_scsi_hba( tl_hba = kzalloc(sizeof(struct tcm_loop_hba), GFP_KERNEL); if (!tl_hba) { - printk(KERN_ERR "Unable to allocate struct tcm_loop_hba\n"); + pr_err("Unable to allocate struct tcm_loop_hba\n"); return ERR_PTR(-ENOMEM); } /* @@ -1286,7 +1286,7 @@ struct se_wwn *tcm_loop_make_scsi_hba( } ptr = strstr(name, "iqn."); if (!ptr) { - printk(KERN_ERR "Unable to locate prefix for emulated Target " + pr_err("Unable to locate prefix for emulated Target " "Port: %s\n", name); ret = -EINVAL; goto out; @@ -1295,7 +1295,7 @@ struct se_wwn *tcm_loop_make_scsi_hba( check_len: if (strlen(name) >= TL_WWN_ADDR_LEN) { - printk(KERN_ERR "Emulated NAA %s Address: %s, exceeds" + pr_err("Emulated NAA %s Address: %s, exceeds" " max: %d\n", name, tcm_loop_dump_proto_id(tl_hba), TL_WWN_ADDR_LEN); ret = -EINVAL; @@ -1314,7 +1314,7 @@ check_len: sh = tl_hba->sh; tcm_loop_hba_no_cnt++; - printk(KERN_INFO "TCM_Loop_ConfigFS: Allocated emulated Target" + pr_debug("TCM_Loop_ConfigFS: Allocated emulated Target" " %s Address: %s at Linux/SCSI Host ID: %d\n", tcm_loop_dump_proto_id(tl_hba), name, sh->host_no); @@ -1337,7 +1337,7 @@ void tcm_loop_drop_scsi_hba( */ device_unregister(&tl_hba->dev); - printk(KERN_INFO "TCM_Loop_ConfigFS: Deallocated emulated Target" + pr_debug("TCM_Loop_ConfigFS: Deallocated emulated Target" " SAS Address: %s at Linux/SCSI Host ID: %d\n", config_item_name(&wwn->wwn_group.cg_item), host_no); } @@ -1373,7 +1373,7 @@ static int tcm_loop_register_configfs(void) */ fabric = target_fabric_configfs_init(THIS_MODULE, "loopback"); if (IS_ERR(fabric)) { - printk(KERN_ERR "tcm_loop_register_configfs() failed!\n"); + pr_err("tcm_loop_register_configfs() failed!\n"); return PTR_ERR(fabric); } /* @@ -1464,7 +1464,7 @@ static int tcm_loop_register_configfs(void) */ ret = target_fabric_configfs_register(fabric); if (ret < 0) { - printk(KERN_ERR "target_fabric_configfs_register() for" + pr_err("target_fabric_configfs_register() for" " TCM_Loop failed!\n"); target_fabric_configfs_free(fabric); return -1; @@ -1473,7 +1473,7 @@ static int tcm_loop_register_configfs(void) * Setup our local pointer to *fabric. */ tcm_loop_fabric_configfs = fabric; - printk(KERN_INFO "TCM_LOOP[0] - Set fabric ->" + pr_debug("TCM_LOOP[0] - Set fabric ->" " tcm_loop_fabric_configfs\n"); return 0; } @@ -1485,7 +1485,7 @@ static void tcm_loop_deregister_configfs(void) target_fabric_configfs_deregister(tcm_loop_fabric_configfs); tcm_loop_fabric_configfs = NULL; - printk(KERN_INFO "TCM_LOOP[0] - Cleared" + pr_debug("TCM_LOOP[0] - Cleared" " tcm_loop_fabric_configfs\n"); } @@ -1498,7 +1498,7 @@ static int __init tcm_loop_fabric_init(void) __alignof__(struct tcm_loop_cmd), 0, NULL); if (!tcm_loop_cmd_cache) { - printk(KERN_ERR "kmem_cache_create() for" + pr_debug("kmem_cache_create() for" " tcm_loop_cmd_cache failed\n"); return -ENOMEM; } diff --git a/drivers/target/loopback/tcm_loop.h b/drivers/target/loopback/tcm_loop.h index 7e9f7ab..6b76c7a 100644 --- a/drivers/target/loopback/tcm_loop.h +++ b/drivers/target/loopback/tcm_loop.h @@ -16,12 +16,6 @@ */ #define TL_SCSI_MAX_CMD_LEN 32 -#ifdef CONFIG_LOOPBACK_TARGET_CDB_DEBUG -# define TL_CDB_DEBUG(x...) printk(KERN_INFO x) -#else -# define TL_CDB_DEBUG(x...) -#endif - struct tcm_loop_cmd { /* State of Linux/SCSI CDB+Data descriptor */ u32 sc_cmd_state; diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index dba412f..98c98a3 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -167,7 +167,7 @@ int core_emulate_set_target_port_groups(struct se_cmd *cmd) int alua_access_state, primary = 0, rc; u16 tg_pt_id, rtpi; - if (!(l_port)) + if (!l_port) return PYX_TRANSPORT_LU_COMM_FAILURE; buf = transport_kmap_first_data_page(cmd); @@ -177,24 +177,24 @@ int core_emulate_set_target_port_groups(struct se_cmd *cmd) * for the local tg_pt_gp. */ l_tg_pt_gp_mem = l_port->sep_alua_tg_pt_gp_mem; - if (!(l_tg_pt_gp_mem)) { - printk(KERN_ERR "Unable to access l_port->sep_alua_tg_pt_gp_mem\n"); + if (!l_tg_pt_gp_mem) { + pr_err("Unable to access l_port->sep_alua_tg_pt_gp_mem\n"); rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; goto out; } spin_lock(&l_tg_pt_gp_mem->tg_pt_gp_mem_lock); l_tg_pt_gp = l_tg_pt_gp_mem->tg_pt_gp; - if (!(l_tg_pt_gp)) { + if (!l_tg_pt_gp) { spin_unlock(&l_tg_pt_gp_mem->tg_pt_gp_mem_lock); - printk(KERN_ERR "Unable to access *l_tg_pt_gp_mem->tg_pt_gp\n"); + pr_err("Unable to access *l_tg_pt_gp_mem->tg_pt_gp\n"); rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; goto out; } rc = (l_tg_pt_gp->tg_pt_gp_alua_access_type & TPGS_EXPLICT_ALUA); spin_unlock(&l_tg_pt_gp_mem->tg_pt_gp_mem_lock); - if (!(rc)) { - printk(KERN_INFO "Unable to process SET_TARGET_PORT_GROUPS" + if (!rc) { + pr_debug("Unable to process SET_TARGET_PORT_GROUPS" " while TPGS_EXPLICT_ALUA is disabled\n"); rc = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; goto out; @@ -249,7 +249,7 @@ int core_emulate_set_target_port_groups(struct se_cmd *cmd) list_for_each_entry(tg_pt_gp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { - if (!(tg_pt_gp->tg_pt_gp_valid_id)) + if (!tg_pt_gp->tg_pt_gp_valid_id) continue; if (tg_pt_id != tg_pt_gp->tg_pt_gp_id) @@ -498,7 +498,7 @@ static int core_alua_state_check( struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; int out_alua_state, nonop_delay_msecs; - if (!(port)) + if (!port) return 0; /* * First, check for a struct se_port specific secondary ALUA target port @@ -506,7 +506,7 @@ static int core_alua_state_check( */ if (atomic_read(&port->sep_tg_pt_secondary_offline)) { *alua_ascq = ASCQ_04H_ALUA_OFFLINE; - printk(KERN_INFO "ALUA: Got secondary offline status for local" + pr_debug("ALUA: Got secondary offline status for local" " target port\n"); *alua_ascq = ASCQ_04H_ALUA_OFFLINE; return 1; @@ -548,7 +548,7 @@ static int core_alua_state_check( */ case ALUA_ACCESS_STATE_OFFLINE: default: - printk(KERN_ERR "Unknown ALUA access state: 0x%02x\n", + pr_err("Unknown ALUA access state: 0x%02x\n", out_alua_state); return -EINVAL; } @@ -580,7 +580,7 @@ static int core_alua_check_transition(int state, int *primary) *primary = 0; break; default: - printk(KERN_ERR "Unknown ALUA access state: 0x%02x\n", state); + pr_err("Unknown ALUA access state: 0x%02x\n", state); return -EINVAL; } @@ -638,7 +638,7 @@ int core_alua_check_nonop_delay( * The ALUA Active/NonOptimized access state delay can be disabled * in via configfs with a value of zero */ - if (!(cmd->alua_nonop_delay)) + if (!cmd->alua_nonop_delay) return 0; /* * struct se_cmd->alua_nonop_delay gets set by a target port group @@ -667,7 +667,7 @@ static int core_alua_write_tpg_metadata( file = filp_open(path, flags, 0600); if (IS_ERR(file) || !file || !file->f_dentry) { - printk(KERN_ERR "filp_open(%s) for ALUA metadata failed\n", + pr_err("filp_open(%s) for ALUA metadata failed\n", path); return -ENODEV; } @@ -681,7 +681,7 @@ static int core_alua_write_tpg_metadata( set_fs(old_fs); if (ret < 0) { - printk(KERN_ERR "Error writing ALUA metadata file: %s\n", path); + pr_err("Error writing ALUA metadata file: %s\n", path); filp_close(file, NULL); return -EIO; } @@ -778,7 +778,7 @@ static int core_alua_do_transition_tg_pt( * se_deve->se_lun_acl pointer may be NULL for a * entry created without explict Node+MappedLUN ACLs */ - if (!(lacl)) + if (!lacl) continue; if (explict && @@ -820,7 +820,7 @@ static int core_alua_do_transition_tg_pt( */ atomic_set(&tg_pt_gp->tg_pt_gp_alua_access_state, new_state); - printk(KERN_INFO "Successful %s ALUA transition TG PT Group: %s ID: %hu" + pr_debug("Successful %s ALUA transition TG PT Group: %s ID: %hu" " from primary access state %s to %s\n", (explict) ? "explict" : "implict", config_item_name(&tg_pt_gp->tg_pt_gp_group.cg_item), tg_pt_gp->tg_pt_gp_id, core_alua_dump_state(old_state), @@ -851,8 +851,8 @@ int core_alua_do_port_transition( return -EINVAL; md_buf = kzalloc(l_tg_pt_gp->tg_pt_gp_md_buf_len, GFP_KERNEL); - if (!(md_buf)) { - printk("Unable to allocate buf for ALUA metadata\n"); + if (!md_buf) { + pr_err("Unable to allocate buf for ALUA metadata\n"); return -ENOMEM; } @@ -867,7 +867,7 @@ int core_alua_do_port_transition( * we only do transition on the passed *l_tp_pt_gp, and not * on all of the matching target port groups IDs in default_lu_gp. */ - if (!(lu_gp->lu_gp_id)) { + if (!lu_gp->lu_gp_id) { /* * core_alua_do_transition_tg_pt() will always return * success. @@ -899,7 +899,7 @@ int core_alua_do_port_transition( &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { - if (!(tg_pt_gp->tg_pt_gp_valid_id)) + if (!tg_pt_gp->tg_pt_gp_valid_id) continue; /* * If the target behavior port asymmetric access state @@ -941,7 +941,7 @@ int core_alua_do_port_transition( } spin_unlock(&lu_gp->lu_gp_lock); - printk(KERN_INFO "Successfully processed LU Group: %s all ALUA TG PT" + pr_debug("Successfully processed LU Group: %s all ALUA TG PT" " Group IDs: %hu %s transition to primary state: %s\n", config_item_name(&lu_gp->lu_gp_group.cg_item), l_tg_pt_gp->tg_pt_gp_id, (explict) ? "explict" : "implict", @@ -1001,9 +1001,9 @@ static int core_alua_set_tg_pt_secondary_state( spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; - if (!(tg_pt_gp)) { + if (!tg_pt_gp) { spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); - printk(KERN_ERR "Unable to complete secondary state" + pr_err("Unable to complete secondary state" " transition\n"); return -EINVAL; } @@ -1022,7 +1022,7 @@ static int core_alua_set_tg_pt_secondary_state( ALUA_STATUS_ALTERED_BY_EXPLICT_STPG : ALUA_STATUS_ALTERED_BY_IMPLICT_ALUA; - printk(KERN_INFO "Successful %s ALUA transition TG PT Group: %s ID: %hu" + pr_debug("Successful %s ALUA transition TG PT Group: %s ID: %hu" " to secondary access state: %s\n", (explict) ? "explict" : "implict", config_item_name(&tg_pt_gp->tg_pt_gp_group.cg_item), tg_pt_gp->tg_pt_gp_id, (offline) ? "OFFLINE" : "ONLINE"); @@ -1040,8 +1040,8 @@ static int core_alua_set_tg_pt_secondary_state( */ if (port->sep_tg_pt_secondary_write_md) { md_buf = kzalloc(md_buf_len, GFP_KERNEL); - if (!(md_buf)) { - printk(KERN_ERR "Unable to allocate md_buf for" + if (!md_buf) { + pr_err("Unable to allocate md_buf for" " secondary ALUA access metadata\n"); return -ENOMEM; } @@ -1062,8 +1062,8 @@ core_alua_allocate_lu_gp(const char *name, int def_group) struct t10_alua_lu_gp *lu_gp; lu_gp = kmem_cache_zalloc(t10_alua_lu_gp_cache, GFP_KERNEL); - if (!(lu_gp)) { - printk(KERN_ERR "Unable to allocate struct t10_alua_lu_gp\n"); + if (!lu_gp) { + pr_err("Unable to allocate struct t10_alua_lu_gp\n"); return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&lu_gp->lu_gp_node); @@ -1088,14 +1088,14 @@ int core_alua_set_lu_gp_id(struct t10_alua_lu_gp *lu_gp, u16 lu_gp_id) * The lu_gp->lu_gp_id may only be set once.. */ if (lu_gp->lu_gp_valid_id) { - printk(KERN_WARNING "ALUA LU Group already has a valid ID," + pr_warn("ALUA LU Group already has a valid ID," " ignoring request\n"); return -EINVAL; } spin_lock(&lu_gps_lock); if (alua_lu_gps_count == 0x0000ffff) { - printk(KERN_ERR "Maximum ALUA alua_lu_gps_count:" + pr_err("Maximum ALUA alua_lu_gps_count:" " 0x0000ffff reached\n"); spin_unlock(&lu_gps_lock); kmem_cache_free(t10_alua_lu_gp_cache, lu_gp); @@ -1107,10 +1107,10 @@ again: list_for_each_entry(lu_gp_tmp, &lu_gps_list, lu_gp_node) { if (lu_gp_tmp->lu_gp_id == lu_gp_id_tmp) { - if (!(lu_gp_id)) + if (!lu_gp_id) goto again; - printk(KERN_WARNING "ALUA Logical Unit Group ID: %hu" + pr_warn("ALUA Logical Unit Group ID: %hu" " already exists, ignoring request\n", lu_gp_id); spin_unlock(&lu_gps_lock); @@ -1133,8 +1133,8 @@ core_alua_allocate_lu_gp_mem(struct se_device *dev) struct t10_alua_lu_gp_member *lu_gp_mem; lu_gp_mem = kmem_cache_zalloc(t10_alua_lu_gp_mem_cache, GFP_KERNEL); - if (!(lu_gp_mem)) { - printk(KERN_ERR "Unable to allocate struct t10_alua_lu_gp_member\n"); + if (!lu_gp_mem) { + pr_err("Unable to allocate struct t10_alua_lu_gp_member\n"); return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&lu_gp_mem->lu_gp_mem_list); @@ -1218,7 +1218,7 @@ void core_alua_free_lu_gp_mem(struct se_device *dev) return; lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) + if (!lu_gp_mem) return; while (atomic_read(&lu_gp_mem->lu_gp_mem_ref_cnt)) @@ -1226,7 +1226,7 @@ void core_alua_free_lu_gp_mem(struct se_device *dev) spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if ((lu_gp)) { + if (lu_gp) { spin_lock(&lu_gp->lu_gp_lock); if (lu_gp_mem->lu_gp_assoc) { list_del(&lu_gp_mem->lu_gp_mem_list); @@ -1248,10 +1248,10 @@ struct t10_alua_lu_gp *core_alua_get_lu_gp_by_name(const char *name) spin_lock(&lu_gps_lock); list_for_each_entry(lu_gp, &lu_gps_list, lu_gp_node) { - if (!(lu_gp->lu_gp_valid_id)) + if (!lu_gp->lu_gp_valid_id) continue; ci = &lu_gp->lu_gp_group.cg_item; - if (!(strcmp(config_item_name(ci), name))) { + if (!strcmp(config_item_name(ci), name)) { atomic_inc(&lu_gp->lu_gp_ref_cnt); spin_unlock(&lu_gps_lock); return lu_gp; @@ -1307,8 +1307,8 @@ struct t10_alua_tg_pt_gp *core_alua_allocate_tg_pt_gp( struct t10_alua_tg_pt_gp *tg_pt_gp; tg_pt_gp = kmem_cache_zalloc(t10_alua_tg_pt_gp_cache, GFP_KERNEL); - if (!(tg_pt_gp)) { - printk(KERN_ERR "Unable to allocate struct t10_alua_tg_pt_gp\n"); + if (!tg_pt_gp) { + pr_err("Unable to allocate struct t10_alua_tg_pt_gp\n"); return NULL; } INIT_LIST_HEAD(&tg_pt_gp->tg_pt_gp_list); @@ -1356,14 +1356,14 @@ int core_alua_set_tg_pt_gp_id( * The tg_pt_gp->tg_pt_gp_id may only be set once.. */ if (tg_pt_gp->tg_pt_gp_valid_id) { - printk(KERN_WARNING "ALUA TG PT Group already has a valid ID," + pr_warn("ALUA TG PT Group already has a valid ID," " ignoring request\n"); return -EINVAL; } spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); if (su_dev->t10_alua.alua_tg_pt_gps_count == 0x0000ffff) { - printk(KERN_ERR "Maximum ALUA alua_tg_pt_gps_count:" + pr_err("Maximum ALUA alua_tg_pt_gps_count:" " 0x0000ffff reached\n"); spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); kmem_cache_free(t10_alua_tg_pt_gp_cache, tg_pt_gp); @@ -1376,10 +1376,10 @@ again: list_for_each_entry(tg_pt_gp_tmp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { if (tg_pt_gp_tmp->tg_pt_gp_id == tg_pt_gp_id_tmp) { - if (!(tg_pt_gp_id)) + if (!tg_pt_gp_id) goto again; - printk(KERN_ERR "ALUA Target Port Group ID: %hu already" + pr_err("ALUA Target Port Group ID: %hu already" " exists, ignoring request\n", tg_pt_gp_id); spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); return -EINVAL; @@ -1403,8 +1403,8 @@ struct t10_alua_tg_pt_gp_member *core_alua_allocate_tg_pt_gp_mem( tg_pt_gp_mem = kmem_cache_zalloc(t10_alua_tg_pt_gp_mem_cache, GFP_KERNEL); - if (!(tg_pt_gp_mem)) { - printk(KERN_ERR "Unable to allocate struct t10_alua_tg_pt_gp_member\n"); + if (!tg_pt_gp_mem) { + pr_err("Unable to allocate struct t10_alua_tg_pt_gp_member\n"); return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&tg_pt_gp_mem->tg_pt_gp_mem_list); @@ -1491,7 +1491,7 @@ void core_alua_free_tg_pt_gp_mem(struct se_port *port) return; tg_pt_gp_mem = port->sep_alua_tg_pt_gp_mem; - if (!(tg_pt_gp_mem)) + if (!tg_pt_gp_mem) return; while (atomic_read(&tg_pt_gp_mem->tg_pt_gp_mem_ref_cnt)) @@ -1499,7 +1499,7 @@ void core_alua_free_tg_pt_gp_mem(struct se_port *port) spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; - if ((tg_pt_gp)) { + if (tg_pt_gp) { spin_lock(&tg_pt_gp->tg_pt_gp_lock); if (tg_pt_gp_mem->tg_pt_gp_assoc) { list_del(&tg_pt_gp_mem->tg_pt_gp_mem_list); @@ -1524,10 +1524,10 @@ static struct t10_alua_tg_pt_gp *core_alua_get_tg_pt_gp_by_name( spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); list_for_each_entry(tg_pt_gp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { - if (!(tg_pt_gp->tg_pt_gp_valid_id)) + if (!tg_pt_gp->tg_pt_gp_valid_id) continue; ci = &tg_pt_gp->tg_pt_gp_group.cg_item; - if (!(strcmp(config_item_name(ci), name))) { + if (!strcmp(config_item_name(ci), name)) { atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); return tg_pt_gp; @@ -1592,12 +1592,12 @@ ssize_t core_alua_show_tg_pt_gp_info(struct se_port *port, char *page) return len; tg_pt_gp_mem = port->sep_alua_tg_pt_gp_mem; - if (!(tg_pt_gp_mem)) + if (!tg_pt_gp_mem) return len; spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; - if ((tg_pt_gp)) { + if (tg_pt_gp) { tg_pt_ci = &tg_pt_gp->tg_pt_gp_group.cg_item; len += sprintf(page, "TG Port Alias: %s\nTG Port Group ID:" " %hu\nTG Port Primary Access State: %s\nTG Port " @@ -1634,7 +1634,7 @@ ssize_t core_alua_store_tg_pt_gp_info( lun = port->sep_lun; if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) { - printk(KERN_WARNING "SPC3_ALUA_EMULATED not enabled for" + pr_warn("SPC3_ALUA_EMULATED not enabled for" " %s/tpgt_%hu/%s\n", tpg->se_tpg_tfo->tpg_get_wwn(tpg), tpg->se_tpg_tfo->tpg_get_tag(tpg), config_item_name(&lun->lun_group.cg_item)); @@ -1642,7 +1642,7 @@ ssize_t core_alua_store_tg_pt_gp_info( } if (count > TG_PT_GROUP_NAME_BUF) { - printk(KERN_ERR "ALUA Target Port Group alias too large!\n"); + pr_err("ALUA Target Port Group alias too large!\n"); return -EINVAL; } memset(buf, 0, TG_PT_GROUP_NAME_BUF); @@ -1659,26 +1659,26 @@ ssize_t core_alua_store_tg_pt_gp_info( */ tg_pt_gp_new = core_alua_get_tg_pt_gp_by_name(su_dev, strstrip(buf)); - if (!(tg_pt_gp_new)) + if (!tg_pt_gp_new) return -ENODEV; } tg_pt_gp_mem = port->sep_alua_tg_pt_gp_mem; - if (!(tg_pt_gp_mem)) { + if (!tg_pt_gp_mem) { if (tg_pt_gp_new) core_alua_put_tg_pt_gp_from_name(tg_pt_gp_new); - printk(KERN_ERR "NULL struct se_port->sep_alua_tg_pt_gp_mem pointer\n"); + pr_err("NULL struct se_port->sep_alua_tg_pt_gp_mem pointer\n"); return -EINVAL; } spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; - if ((tg_pt_gp)) { + if (tg_pt_gp) { /* * Clearing an existing tg_pt_gp association, and replacing * with the default_tg_pt_gp. */ - if (!(tg_pt_gp_new)) { - printk(KERN_INFO "Target_Core_ConfigFS: Moving" + if (!tg_pt_gp_new) { + pr_debug("Target_Core_ConfigFS: Moving" " %s/tpgt_%hu/%s from ALUA Target Port Group:" " alua/%s, ID: %hu back to" " default_tg_pt_gp\n", @@ -1707,7 +1707,7 @@ ssize_t core_alua_store_tg_pt_gp_info( */ __core_alua_attach_tg_pt_gp_mem(tg_pt_gp_mem, tg_pt_gp_new); spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); - printk(KERN_INFO "Target_Core_ConfigFS: %s %s/tpgt_%hu/%s to ALUA" + pr_debug("Target_Core_ConfigFS: %s %s/tpgt_%hu/%s to ALUA" " Target Port Group: alua/%s, ID: %hu\n", (move) ? "Moving" : "Adding", tpg->se_tpg_tfo->tpg_get_wwn(tpg), tpg->se_tpg_tfo->tpg_get_tag(tpg), @@ -1744,11 +1744,11 @@ ssize_t core_alua_store_access_type( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract alua_access_type\n"); + pr_err("Unable to extract alua_access_type\n"); return -EINVAL; } if ((tmp != 0) && (tmp != 1) && (tmp != 2) && (tmp != 3)) { - printk(KERN_ERR "Illegal value for alua_access_type:" + pr_err("Illegal value for alua_access_type:" " %lu\n", tmp); return -EINVAL; } @@ -1782,11 +1782,11 @@ ssize_t core_alua_store_nonop_delay_msecs( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract nonop_delay_msecs\n"); + pr_err("Unable to extract nonop_delay_msecs\n"); return -EINVAL; } if (tmp > ALUA_MAX_NONOP_DELAY_MSECS) { - printk(KERN_ERR "Passed nonop_delay_msecs: %lu, exceeds" + pr_err("Passed nonop_delay_msecs: %lu, exceeds" " ALUA_MAX_NONOP_DELAY_MSECS: %d\n", tmp, ALUA_MAX_NONOP_DELAY_MSECS); return -EINVAL; @@ -1813,11 +1813,11 @@ ssize_t core_alua_store_trans_delay_msecs( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract trans_delay_msecs\n"); + pr_err("Unable to extract trans_delay_msecs\n"); return -EINVAL; } if (tmp > ALUA_MAX_TRANS_DELAY_MSECS) { - printk(KERN_ERR "Passed trans_delay_msecs: %lu, exceeds" + pr_err("Passed trans_delay_msecs: %lu, exceeds" " ALUA_MAX_TRANS_DELAY_MSECS: %d\n", tmp, ALUA_MAX_TRANS_DELAY_MSECS); return -EINVAL; @@ -1844,11 +1844,11 @@ ssize_t core_alua_store_preferred_bit( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract preferred ALUA value\n"); + pr_err("Unable to extract preferred ALUA value\n"); return -EINVAL; } if ((tmp != 0) && (tmp != 1)) { - printk(KERN_ERR "Illegal value for preferred ALUA: %lu\n", tmp); + pr_err("Illegal value for preferred ALUA: %lu\n", tmp); return -EINVAL; } tg_pt_gp->tg_pt_gp_pref = (int)tmp; @@ -1858,7 +1858,7 @@ ssize_t core_alua_store_preferred_bit( ssize_t core_alua_show_offline_bit(struct se_lun *lun, char *page) { - if (!(lun->lun_sep)) + if (!lun->lun_sep) return -ENODEV; return sprintf(page, "%d\n", @@ -1874,22 +1874,22 @@ ssize_t core_alua_store_offline_bit( unsigned long tmp; int ret; - if (!(lun->lun_sep)) + if (!lun->lun_sep) return -ENODEV; ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract alua_tg_pt_offline value\n"); + pr_err("Unable to extract alua_tg_pt_offline value\n"); return -EINVAL; } if ((tmp != 0) && (tmp != 1)) { - printk(KERN_ERR "Illegal value for alua_tg_pt_offline: %lu\n", + pr_err("Illegal value for alua_tg_pt_offline: %lu\n", tmp); return -EINVAL; } tg_pt_gp_mem = lun->lun_sep->sep_alua_tg_pt_gp_mem; - if (!(tg_pt_gp_mem)) { - printk(KERN_ERR "Unable to locate *tg_pt_gp_mem\n"); + if (!tg_pt_gp_mem) { + pr_err("Unable to locate *tg_pt_gp_mem\n"); return -EINVAL; } @@ -1918,13 +1918,13 @@ ssize_t core_alua_store_secondary_status( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract alua_tg_pt_status\n"); + pr_err("Unable to extract alua_tg_pt_status\n"); return -EINVAL; } if ((tmp != ALUA_STATUS_NONE) && (tmp != ALUA_STATUS_ALTERED_BY_EXPLICT_STPG) && (tmp != ALUA_STATUS_ALTERED_BY_IMPLICT_ALUA)) { - printk(KERN_ERR "Illegal value for alua_tg_pt_status: %lu\n", + pr_err("Illegal value for alua_tg_pt_status: %lu\n", tmp); return -EINVAL; } @@ -1951,11 +1951,11 @@ ssize_t core_alua_store_secondary_write_metadata( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract alua_tg_pt_write_md\n"); + pr_err("Unable to extract alua_tg_pt_write_md\n"); return -EINVAL; } if ((tmp != 0) && (tmp != 1)) { - printk(KERN_ERR "Illegal value for alua_tg_pt_write_md:" + pr_err("Illegal value for alua_tg_pt_write_md:" " %lu\n", tmp); return -EINVAL; } @@ -1979,7 +1979,7 @@ int core_setup_alua(struct se_device *dev, int force_pt) !(dev->se_sub_dev->se_dev_attrib.emulate_alua)) || force_pt) { alua->alua_type = SPC_ALUA_PASSTHROUGH; alua->alua_state_check = &core_alua_state_check_nop; - printk(KERN_INFO "%s: Using SPC_ALUA_PASSTHROUGH, no ALUA" + pr_debug("%s: Using SPC_ALUA_PASSTHROUGH, no ALUA" " emulation\n", dev->transport->name); return 0; } @@ -1988,7 +1988,7 @@ int core_setup_alua(struct se_device *dev, int force_pt) * use emulated ALUA. */ if (dev->transport->get_device_rev(dev) >= SCSI_3) { - printk(KERN_INFO "%s: Enabling ALUA Emulation for SPC-3" + pr_debug("%s: Enabling ALUA Emulation for SPC-3" " device\n", dev->transport->name); /* * Associate this struct se_device with the default ALUA @@ -2005,13 +2005,13 @@ int core_setup_alua(struct se_device *dev, int force_pt) default_lu_gp); spin_unlock(&lu_gp_mem->lu_gp_mem_lock); - printk(KERN_INFO "%s: Adding to default ALUA LU Group:" + pr_debug("%s: Adding to default ALUA LU Group:" " core/alua/lu_gps/default_lu_gp\n", dev->transport->name); } else { alua->alua_type = SPC2_ALUA_DISABLED; alua->alua_state_check = &core_alua_state_check_nop; - printk(KERN_INFO "%s: Disabling ALUA Emulation for SPC-2" + pr_debug("%s: Disabling ALUA Emulation for SPC-2" " device\n", dev->transport->name); } diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c index 418282d..9828300 100644 --- a/drivers/target/target_core_cdb.c +++ b/drivers/target/target_core_cdb.c @@ -73,7 +73,7 @@ target_emulate_inquiry_std(struct se_cmd *cmd) * payload going back for EVPD=0 */ if (cmd->data_length < 6) { - printk(KERN_ERR "SCSI Inquiry payload length: %u" + pr_err("SCSI Inquiry payload length: %u" " too small for EVPD=0\n", cmd->data_length); return -EINVAL; } @@ -327,7 +327,7 @@ check_tpgi: spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); tg_pt_gp = tg_pt_gp_mem->tg_pt_gp; - if (!(tg_pt_gp)) { + if (!tg_pt_gp) { spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); goto check_lu_gp; } @@ -358,12 +358,12 @@ check_lu_gp: goto check_scsi_name; } lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) + if (!lu_gp_mem) goto check_scsi_name; spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if (!(lu_gp)) { + if (!lu_gp) { spin_unlock(&lu_gp_mem->lu_gp_mem_lock); goto check_scsi_name; } @@ -475,14 +475,14 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) have_tp = 1; if (cmd->data_length < (0x10 + 4)) { - printk(KERN_INFO "Received data_length: %u" + pr_debug("Received data_length: %u" " too small for EVPD 0xb0\n", cmd->data_length); return -EINVAL; } if (have_tp && cmd->data_length < (0x3c + 4)) { - printk(KERN_INFO "Received data_length: %u" + pr_debug("Received data_length: %u" " too small for TPE=1 EVPD 0xb0\n", cmd->data_length); have_tp = 0; @@ -491,6 +491,9 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) buf[0] = dev->transport->get_device_type(dev); buf[3] = have_tp ? 0x3c : 0x10; + /* Set WSNZ to 1 */ + buf[4] = 0x01; + /* * Set OPTIMAL TRANSFER LENGTH GRANULARITY */ @@ -667,7 +670,7 @@ target_emulate_inquiry(struct se_cmd *cmd) * payload length left for the next outgoing EVPD metadata */ if (cmd->data_length < 4) { - printk(KERN_ERR "SCSI Inquiry payload length: %u" + pr_err("SCSI Inquiry payload length: %u" " too small for EVPD=1\n", cmd->data_length); return -EINVAL; } @@ -685,7 +688,7 @@ target_emulate_inquiry(struct se_cmd *cmd) } transport_kunmap_first_data_page(cmd); - printk(KERN_ERR "Unknown VPD Code: 0x%02x\n", cdb[2]); + pr_err("Unknown VPD Code: 0x%02x\n", cdb[2]); return -EINVAL; } @@ -891,7 +894,7 @@ target_emulate_modesense(struct se_cmd *cmd, int ten) length += target_modesense_control(dev, &buf[offset+length]); break; default: - printk(KERN_ERR "Got Unknown Mode Page: 0x%02x\n", + pr_err("Got Unknown Mode Page: 0x%02x\n", cdb[2] & 0x3f); return PYX_TRANSPORT_UNKNOWN_MODE_PAGE; } @@ -947,14 +950,14 @@ target_emulate_request_sense(struct se_cmd *cmd) int err = 0; if (cdb[1] & 0x01) { - printk(KERN_ERR "REQUEST_SENSE description emulation not" + pr_err("REQUEST_SENSE description emulation not" " supported\n"); return PYX_TRANSPORT_INVALID_CDB_FIELD; } buf = transport_kmap_first_data_page(cmd); - if (!(core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq))) { + if (!core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq)) { /* * CURRENT ERROR, UNIT ATTENTION */ @@ -1028,18 +1031,18 @@ target_emulate_unmap(struct se_task *task) buf = transport_kmap_first_data_page(cmd); ptr = &buf[offset]; - printk(KERN_INFO "UNMAP: Sub: %s Using dl: %hu bd_dl: %hu size: %hu" + pr_debug("UNMAP: Sub: %s Using dl: %hu bd_dl: %hu size: %hu" " ptr: %p\n", dev->transport->name, dl, bd_dl, size, ptr); while (size) { lba = get_unaligned_be64(&ptr[0]); range = get_unaligned_be32(&ptr[8]); - printk(KERN_INFO "UNMAP: Using lba: %llu and range: %u\n", + pr_debug("UNMAP: Using lba: %llu and range: %u\n", (unsigned long long)lba, range); ret = dev->transport->do_discard(dev, lba, range); if (ret < 0) { - printk(KERN_ERR "blkdev_issue_discard() failed: %d\n", + pr_err("blkdev_issue_discard() failed: %d\n", ret); goto err; } @@ -1084,12 +1087,12 @@ target_emulate_write_same(struct se_task *task, int write_same32) else range = (dev->transport->get_blocks(dev) - lba); - printk(KERN_INFO "WRITE_SAME UNMAP: LBA: %llu Range: %llu\n", + pr_debug("WRITE_SAME UNMAP: LBA: %llu Range: %llu\n", (unsigned long long)lba, (unsigned long long)range); ret = dev->transport->do_discard(dev, lba, range); if (ret < 0) { - printk(KERN_INFO "blkdev_issue_discard() failed for WRITE_SAME\n"); + pr_debug("blkdev_issue_discard() failed for WRITE_SAME\n"); return ret; } @@ -1125,7 +1128,7 @@ transport_emulate_control_cdb(struct se_task *task) ret = target_emulate_readcapacity_16(cmd); break; default: - printk(KERN_ERR "Unsupported SA: 0x%02x\n", + pr_err("Unsupported SA: 0x%02x\n", cmd->t_task_cdb[1] & 0x1f); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } @@ -1135,7 +1138,7 @@ transport_emulate_control_cdb(struct se_task *task) break; case UNMAP: if (!dev->transport->do_discard) { - printk(KERN_ERR "UNMAP emulation not supported for: %s\n", + pr_err("UNMAP emulation not supported for: %s\n", dev->transport->name); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } @@ -1143,7 +1146,7 @@ transport_emulate_control_cdb(struct se_task *task) break; case WRITE_SAME_16: if (!dev->transport->do_discard) { - printk(KERN_ERR "WRITE_SAME_16 emulation not supported" + pr_err("WRITE_SAME_16 emulation not supported" " for: %s\n", dev->transport->name); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } @@ -1155,7 +1158,7 @@ transport_emulate_control_cdb(struct se_task *task) switch (service_action) { case WRITE_SAME_32: if (!dev->transport->do_discard) { - printk(KERN_ERR "WRITE_SAME_32 SA emulation not" + pr_err("WRITE_SAME_32 SA emulation not" " supported for: %s\n", dev->transport->name); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; @@ -1163,7 +1166,7 @@ transport_emulate_control_cdb(struct se_task *task) ret = target_emulate_write_same(task, 1); break; default: - printk(KERN_ERR "Unsupported VARIABLE_LENGTH_CMD SA:" + pr_err("Unsupported VARIABLE_LENGTH_CMD SA:" " 0x%02x\n", service_action); break; } @@ -1171,8 +1174,7 @@ transport_emulate_control_cdb(struct se_task *task) case SYNCHRONIZE_CACHE: case 0x91: /* SYNCHRONIZE_CACHE_16: */ if (!dev->transport->do_sync_cache) { - printk(KERN_ERR - "SYNCHRONIZE_CACHE emulation not supported" + pr_err("SYNCHRONIZE_CACHE emulation not supported" " for: %s\n", dev->transport->name); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } @@ -1189,7 +1191,7 @@ transport_emulate_control_cdb(struct se_task *task) case WRITE_FILEMARKS: break; default: - printk(KERN_ERR "Unsupported SCSI Opcode: 0x%02x for %s\n", + pr_err("Unsupported SCSI Opcode: 0x%02x for %s\n", cmd->t_task_cdb[0], dev->transport->name); return PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 6b00810..e56c39d 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -104,12 +104,12 @@ static struct target_fabric_configfs *target_core_get_fabric( { struct target_fabric_configfs *tf; - if (!(name)) + if (!name) return NULL; mutex_lock(&g_tf_lock); list_for_each_entry(tf, &g_tf_list, tf_list) { - if (!(strcmp(tf->tf_name, name))) { + if (!strcmp(tf->tf_name, name)) { atomic_inc(&tf->tf_access_cnt); mutex_unlock(&g_tf_lock); return tf; @@ -130,7 +130,7 @@ static struct config_group *target_core_register_fabric( struct target_fabric_configfs *tf; int ret; - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> group: %p name:" + pr_debug("Target_Core_ConfigFS: REGISTER -> group: %p name:" " %s\n", group, name); /* * Ensure that TCM subsystem plugins are loaded at this point for @@ -150,7 +150,7 @@ static struct config_group *target_core_register_fabric( * registered, but simply provids auto loading logic for modules with * mkdir(2) system calls with known TCM fabric modules. */ - if (!(strncmp(name, "iscsi", 5))) { + if (!strncmp(name, "iscsi", 5)) { /* * Automatically load the LIO Target fabric module when the * following is called: @@ -159,11 +159,11 @@ static struct config_group *target_core_register_fabric( */ ret = request_module("iscsi_target_mod"); if (ret < 0) { - printk(KERN_ERR "request_module() failed for" + pr_err("request_module() failed for" " iscsi_target_mod.ko: %d\n", ret); return ERR_PTR(-EINVAL); } - } else if (!(strncmp(name, "loopback", 8))) { + } else if (!strncmp(name, "loopback", 8)) { /* * Automatically load the tcm_loop fabric module when the * following is called: @@ -172,25 +172,25 @@ static struct config_group *target_core_register_fabric( */ ret = request_module("tcm_loop"); if (ret < 0) { - printk(KERN_ERR "request_module() failed for" + pr_err("request_module() failed for" " tcm_loop.ko: %d\n", ret); return ERR_PTR(-EINVAL); } } tf = target_core_get_fabric(name); - if (!(tf)) { - printk(KERN_ERR "target_core_get_fabric() failed for %s\n", + if (!tf) { + pr_err("target_core_get_fabric() failed for %s\n", name); return ERR_PTR(-EINVAL); } - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Located fabric:" + pr_debug("Target_Core_ConfigFS: REGISTER -> Located fabric:" " %s\n", tf->tf_name); /* * On a successful target_core_get_fabric() look, the returned * struct target_fabric_configfs *tf will contain a usage reference. */ - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER tfc_wwn_cit -> %p\n", + pr_debug("Target_Core_ConfigFS: REGISTER tfc_wwn_cit -> %p\n", &TF_CIT_TMPL(tf)->tfc_wwn_cit); tf->tf_group.default_groups = tf->tf_default_groups; @@ -202,14 +202,14 @@ static struct config_group *target_core_register_fabric( config_group_init_type_name(&tf->tf_disc_group, "discovery_auth", &TF_CIT_TMPL(tf)->tfc_discovery_cit); - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Allocated Fabric:" + pr_debug("Target_Core_ConfigFS: REGISTER -> Allocated Fabric:" " %s\n", tf->tf_group.cg_item.ci_name); /* * Setup tf_ops.tf_subsys pointer for usage with configfs_depend_item() */ tf->tf_ops.tf_subsys = tf->tf_subsys; tf->tf_fabric = &tf->tf_group.cg_item; - printk(KERN_INFO "Target_Core_ConfigFS: REGISTER -> Set tf->tf_fabric" + pr_debug("Target_Core_ConfigFS: REGISTER -> Set tf->tf_fabric" " for %s\n", name); return &tf->tf_group; @@ -228,18 +228,18 @@ static void target_core_deregister_fabric( struct config_item *df_item; int i; - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Looking up %s in" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Looking up %s in" " tf list\n", config_item_name(item)); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> located fabric:" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> located fabric:" " %s\n", tf->tf_name); atomic_dec(&tf->tf_access_cnt); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing" " tf->tf_fabric for %s\n", tf->tf_name); tf->tf_fabric = NULL; - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing ci" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing ci" " %s\n", config_item_name(item)); tf_group = &tf->tf_group; @@ -307,17 +307,17 @@ struct target_fabric_configfs *target_fabric_configfs_init( struct target_fabric_configfs *tf; if (!(name)) { - printk(KERN_ERR "Unable to locate passed fabric name\n"); + pr_err("Unable to locate passed fabric name\n"); return ERR_PTR(-EINVAL); } if (strlen(name) >= TARGET_FABRIC_NAME_SIZE) { - printk(KERN_ERR "Passed name: %s exceeds TARGET_FABRIC" + pr_err("Passed name: %s exceeds TARGET_FABRIC" "_NAME_SIZE\n", name); return ERR_PTR(-EINVAL); } tf = kzalloc(sizeof(struct target_fabric_configfs), GFP_KERNEL); - if (!(tf)) + if (!tf) return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&tf->tf_list); @@ -336,9 +336,9 @@ struct target_fabric_configfs *target_fabric_configfs_init( list_add_tail(&tf->tf_list, &g_tf_list); mutex_unlock(&g_tf_lock); - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>" ">>>>>>>>>>>>>>\n"); - printk(KERN_INFO "Initialized struct target_fabric_configfs: %p for" + pr_debug("Initialized struct target_fabric_configfs: %p for" " %s\n", tf, tf->tf_name); return tf; } @@ -367,132 +367,132 @@ static int target_fabric_tf_ops_check( { struct target_core_fabric_ops *tfo = &tf->tf_ops; - if (!(tfo->get_fabric_name)) { - printk(KERN_ERR "Missing tfo->get_fabric_name()\n"); + if (!tfo->get_fabric_name) { + pr_err("Missing tfo->get_fabric_name()\n"); return -EINVAL; } - if (!(tfo->get_fabric_proto_ident)) { - printk(KERN_ERR "Missing tfo->get_fabric_proto_ident()\n"); + if (!tfo->get_fabric_proto_ident) { + pr_err("Missing tfo->get_fabric_proto_ident()\n"); return -EINVAL; } - if (!(tfo->tpg_get_wwn)) { - printk(KERN_ERR "Missing tfo->tpg_get_wwn()\n"); + if (!tfo->tpg_get_wwn) { + pr_err("Missing tfo->tpg_get_wwn()\n"); return -EINVAL; } - if (!(tfo->tpg_get_tag)) { - printk(KERN_ERR "Missing tfo->tpg_get_tag()\n"); + if (!tfo->tpg_get_tag) { + pr_err("Missing tfo->tpg_get_tag()\n"); return -EINVAL; } - if (!(tfo->tpg_get_default_depth)) { - printk(KERN_ERR "Missing tfo->tpg_get_default_depth()\n"); + if (!tfo->tpg_get_default_depth) { + pr_err("Missing tfo->tpg_get_default_depth()\n"); return -EINVAL; } - if (!(tfo->tpg_get_pr_transport_id)) { - printk(KERN_ERR "Missing tfo->tpg_get_pr_transport_id()\n"); + if (!tfo->tpg_get_pr_transport_id) { + pr_err("Missing tfo->tpg_get_pr_transport_id()\n"); return -EINVAL; } - if (!(tfo->tpg_get_pr_transport_id_len)) { - printk(KERN_ERR "Missing tfo->tpg_get_pr_transport_id_len()\n"); + if (!tfo->tpg_get_pr_transport_id_len) { + pr_err("Missing tfo->tpg_get_pr_transport_id_len()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode()\n"); + if (!tfo->tpg_check_demo_mode) { + pr_err("Missing tfo->tpg_check_demo_mode()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode_cache)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode_cache()\n"); + if (!tfo->tpg_check_demo_mode_cache) { + pr_err("Missing tfo->tpg_check_demo_mode_cache()\n"); return -EINVAL; } - if (!(tfo->tpg_check_demo_mode_write_protect)) { - printk(KERN_ERR "Missing tfo->tpg_check_demo_mode_write_protect()\n"); + if (!tfo->tpg_check_demo_mode_write_protect) { + pr_err("Missing tfo->tpg_check_demo_mode_write_protect()\n"); return -EINVAL; } - if (!(tfo->tpg_check_prod_mode_write_protect)) { - printk(KERN_ERR "Missing tfo->tpg_check_prod_mode_write_protect()\n"); + if (!tfo->tpg_check_prod_mode_write_protect) { + pr_err("Missing tfo->tpg_check_prod_mode_write_protect()\n"); return -EINVAL; } - if (!(tfo->tpg_alloc_fabric_acl)) { - printk(KERN_ERR "Missing tfo->tpg_alloc_fabric_acl()\n"); + if (!tfo->tpg_alloc_fabric_acl) { + pr_err("Missing tfo->tpg_alloc_fabric_acl()\n"); return -EINVAL; } - if (!(tfo->tpg_release_fabric_acl)) { - printk(KERN_ERR "Missing tfo->tpg_release_fabric_acl()\n"); + if (!tfo->tpg_release_fabric_acl) { + pr_err("Missing tfo->tpg_release_fabric_acl()\n"); return -EINVAL; } - if (!(tfo->tpg_get_inst_index)) { - printk(KERN_ERR "Missing tfo->tpg_get_inst_index()\n"); + if (!tfo->tpg_get_inst_index) { + pr_err("Missing tfo->tpg_get_inst_index()\n"); return -EINVAL; } if (!tfo->release_cmd) { - printk(KERN_ERR "Missing tfo->release_cmd()\n"); + pr_err("Missing tfo->release_cmd()\n"); return -EINVAL; } - if (!(tfo->shutdown_session)) { - printk(KERN_ERR "Missing tfo->shutdown_session()\n"); + if (!tfo->shutdown_session) { + pr_err("Missing tfo->shutdown_session()\n"); return -EINVAL; } - if (!(tfo->close_session)) { - printk(KERN_ERR "Missing tfo->close_session()\n"); + if (!tfo->close_session) { + pr_err("Missing tfo->close_session()\n"); return -EINVAL; } - if (!(tfo->stop_session)) { - printk(KERN_ERR "Missing tfo->stop_session()\n"); + if (!tfo->stop_session) { + pr_err("Missing tfo->stop_session()\n"); return -EINVAL; } - if (!(tfo->fall_back_to_erl0)) { - printk(KERN_ERR "Missing tfo->fall_back_to_erl0()\n"); + if (!tfo->fall_back_to_erl0) { + pr_err("Missing tfo->fall_back_to_erl0()\n"); return -EINVAL; } - if (!(tfo->sess_logged_in)) { - printk(KERN_ERR "Missing tfo->sess_logged_in()\n"); + if (!tfo->sess_logged_in) { + pr_err("Missing tfo->sess_logged_in()\n"); return -EINVAL; } - if (!(tfo->sess_get_index)) { - printk(KERN_ERR "Missing tfo->sess_get_index()\n"); + if (!tfo->sess_get_index) { + pr_err("Missing tfo->sess_get_index()\n"); return -EINVAL; } - if (!(tfo->write_pending)) { - printk(KERN_ERR "Missing tfo->write_pending()\n"); + if (!tfo->write_pending) { + pr_err("Missing tfo->write_pending()\n"); return -EINVAL; } - if (!(tfo->write_pending_status)) { - printk(KERN_ERR "Missing tfo->write_pending_status()\n"); + if (!tfo->write_pending_status) { + pr_err("Missing tfo->write_pending_status()\n"); return -EINVAL; } - if (!(tfo->set_default_node_attributes)) { - printk(KERN_ERR "Missing tfo->set_default_node_attributes()\n"); + if (!tfo->set_default_node_attributes) { + pr_err("Missing tfo->set_default_node_attributes()\n"); return -EINVAL; } - if (!(tfo->get_task_tag)) { - printk(KERN_ERR "Missing tfo->get_task_tag()\n"); + if (!tfo->get_task_tag) { + pr_err("Missing tfo->get_task_tag()\n"); return -EINVAL; } - if (!(tfo->get_cmd_state)) { - printk(KERN_ERR "Missing tfo->get_cmd_state()\n"); + if (!tfo->get_cmd_state) { + pr_err("Missing tfo->get_cmd_state()\n"); return -EINVAL; } - if (!(tfo->queue_data_in)) { - printk(KERN_ERR "Missing tfo->queue_data_in()\n"); + if (!tfo->queue_data_in) { + pr_err("Missing tfo->queue_data_in()\n"); return -EINVAL; } - if (!(tfo->queue_status)) { - printk(KERN_ERR "Missing tfo->queue_status()\n"); + if (!tfo->queue_status) { + pr_err("Missing tfo->queue_status()\n"); return -EINVAL; } - if (!(tfo->queue_tm_rsp)) { - printk(KERN_ERR "Missing tfo->queue_tm_rsp()\n"); + if (!tfo->queue_tm_rsp) { + pr_err("Missing tfo->queue_tm_rsp()\n"); return -EINVAL; } - if (!(tfo->set_fabric_sense_len)) { - printk(KERN_ERR "Missing tfo->set_fabric_sense_len()\n"); + if (!tfo->set_fabric_sense_len) { + pr_err("Missing tfo->set_fabric_sense_len()\n"); return -EINVAL; } - if (!(tfo->get_fabric_sense_len)) { - printk(KERN_ERR "Missing tfo->get_fabric_sense_len()\n"); + if (!tfo->get_fabric_sense_len) { + pr_err("Missing tfo->get_fabric_sense_len()\n"); return -EINVAL; } - if (!(tfo->is_state_remove)) { - printk(KERN_ERR "Missing tfo->is_state_remove()\n"); + if (!tfo->is_state_remove) { + pr_err("Missing tfo->is_state_remove()\n"); return -EINVAL; } /* @@ -500,20 +500,20 @@ static int target_fabric_tf_ops_check( * tfo->fabric_make_tpg() and tfo->fabric_drop_tpg() in * target_core_fabric_configfs.c WWN+TPG group context code. */ - if (!(tfo->fabric_make_wwn)) { - printk(KERN_ERR "Missing tfo->fabric_make_wwn()\n"); + if (!tfo->fabric_make_wwn) { + pr_err("Missing tfo->fabric_make_wwn()\n"); return -EINVAL; } - if (!(tfo->fabric_drop_wwn)) { - printk(KERN_ERR "Missing tfo->fabric_drop_wwn()\n"); + if (!tfo->fabric_drop_wwn) { + pr_err("Missing tfo->fabric_drop_wwn()\n"); return -EINVAL; } - if (!(tfo->fabric_make_tpg)) { - printk(KERN_ERR "Missing tfo->fabric_make_tpg()\n"); + if (!tfo->fabric_make_tpg) { + pr_err("Missing tfo->fabric_make_tpg()\n"); return -EINVAL; } - if (!(tfo->fabric_drop_tpg)) { - printk(KERN_ERR "Missing tfo->fabric_drop_tpg()\n"); + if (!tfo->fabric_drop_tpg) { + pr_err("Missing tfo->fabric_drop_tpg()\n"); return -EINVAL; } @@ -533,13 +533,13 @@ int target_fabric_configfs_register( { int ret; - if (!(tf)) { - printk(KERN_ERR "Unable to locate target_fabric_configfs" + if (!tf) { + pr_err("Unable to locate target_fabric_configfs" " pointer\n"); return -EINVAL; } - if (!(tf->tf_subsys)) { - printk(KERN_ERR "Unable to target struct config_subsystem" + if (!tf->tf_subsys) { + pr_err("Unable to target struct config_subsystem" " pointer\n"); return -EINVAL; } @@ -547,7 +547,7 @@ int target_fabric_configfs_register( if (ret < 0) return ret; - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>" ">>>>>>>>>>\n"); return 0; } @@ -558,36 +558,36 @@ void target_fabric_configfs_deregister( { struct configfs_subsystem *su; - if (!(tf)) { - printk(KERN_ERR "Unable to locate passed target_fabric_" + if (!tf) { + pr_err("Unable to locate passed target_fabric_" "configfs\n"); return; } su = tf->tf_subsys; - if (!(su)) { - printk(KERN_ERR "Unable to locate passed tf->tf_subsys" + if (!su) { + pr_err("Unable to locate passed tf->tf_subsys" " pointer\n"); return; } - printk(KERN_INFO "<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< BEGIN FABRIC API >>>>>>>>>>" ">>>>>>>>>>>>\n"); mutex_lock(&g_tf_lock); if (atomic_read(&tf->tf_access_cnt)) { mutex_unlock(&g_tf_lock); - printk(KERN_ERR "Non zero tf->tf_access_cnt for fabric %s\n", + pr_err("Non zero tf->tf_access_cnt for fabric %s\n", tf->tf_name); BUG(); } list_del(&tf->tf_list); mutex_unlock(&g_tf_lock); - printk(KERN_INFO "Target_Core_ConfigFS: DEREGISTER -> Releasing tf:" + pr_debug("Target_Core_ConfigFS: DEREGISTER -> Releasing tf:" " %s\n", tf->tf_name); tf->tf_module = NULL; tf->tf_subsys = NULL; kfree(tf); - printk("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>>>>>>" + pr_debug("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>>>>>>" ">>>>>\n"); } EXPORT_SYMBOL(target_fabric_configfs_deregister); @@ -609,7 +609,7 @@ static ssize_t target_core_dev_show_attr_##_name( \ \ spin_lock(&se_dev->se_dev_lock); \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) { \ + if (!dev) { \ spin_unlock(&se_dev->se_dev_lock); \ return -ENODEV; \ } \ @@ -633,14 +633,14 @@ static ssize_t target_core_dev_store_attr_##_name( \ \ spin_lock(&se_dev->se_dev_lock); \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) { \ + if (!dev) { \ spin_unlock(&se_dev->se_dev_lock); \ return -ENODEV; \ } \ ret = strict_strtoul(page, 0, &val); \ if (ret < 0) { \ spin_unlock(&se_dev->se_dev_lock); \ - printk(KERN_ERR "strict_strtoul() failed with" \ + pr_err("strict_strtoul() failed with" \ " ret: %d\n", ret); \ return -EINVAL; \ } \ @@ -806,7 +806,7 @@ static ssize_t target_core_dev_wwn_show_attr_vpd_unit_serial( struct se_device *dev; dev = se_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; return sprintf(page, "T10 VPD Unit Serial Number: %s\n", @@ -833,13 +833,13 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( * VPD Unit Serial Number that OS dependent multipath can depend on. */ if (su_dev->su_dev_flags & SDF_FIRMWARE_VPD_UNIT_SERIAL) { - printk(KERN_ERR "Underlying SCSI device firmware provided VPD" + pr_err("Underlying SCSI device firmware provided VPD" " Unit Serial, ignoring request\n"); return -EOPNOTSUPP; } if (strlen(page) >= INQUIRY_VPD_SERIAL_LEN) { - printk(KERN_ERR "Emulated VPD Unit Serial exceeds" + pr_err("Emulated VPD Unit Serial exceeds" " INQUIRY_VPD_SERIAL_LEN: %d\n", INQUIRY_VPD_SERIAL_LEN); return -EOVERFLOW; } @@ -850,9 +850,9 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( * could cause negative effects. */ dev = su_dev->se_dev_ptr; - if ((dev)) { + if (dev) { if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "Unable to set VPD Unit Serial while" + pr_err("Unable to set VPD Unit Serial while" " active %d $FABRIC_MOD exports exist\n", atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; @@ -870,7 +870,7 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( "%s", strstrip(buf)); su_dev->su_dev_flags |= SDF_EMULATED_VPD_UNIT_SERIAL; - printk(KERN_INFO "Target_Core_ConfigFS: Set emulated VPD Unit Serial:" + pr_debug("Target_Core_ConfigFS: Set emulated VPD Unit Serial:" " %s\n", su_dev->t10_wwn.unit_serial); return count; @@ -892,19 +892,19 @@ static ssize_t target_core_dev_wwn_show_attr_vpd_protocol_identifier( ssize_t len = 0; dev = se_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; memset(buf, 0, VPD_TMP_BUF_SIZE); spin_lock(&t10_wwn->t10_vpd_lock); list_for_each_entry(vpd, &t10_wwn->t10_vpd_list, vpd_list) { - if (!(vpd->protocol_identifier_set)) + if (!vpd->protocol_identifier_set) continue; transport_dump_vpd_proto_id(vpd, buf, VPD_TMP_BUF_SIZE); - if ((len + strlen(buf) >= PAGE_SIZE)) + if (len + strlen(buf) >= PAGE_SIZE) break; len += sprintf(page+len, "%s", buf); @@ -939,7 +939,7 @@ static ssize_t target_core_dev_wwn_show_attr_##_name( \ ssize_t len = 0; \ \ dev = se_dev->se_dev_ptr; \ - if (!(dev)) \ + if (!dev) \ return -ENODEV; \ \ spin_lock(&t10_wwn->t10_vpd_lock); \ @@ -949,19 +949,19 @@ static ssize_t target_core_dev_wwn_show_attr_##_name( \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_assoc(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_ident_type(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ \ memset(buf, 0, VPD_TMP_BUF_SIZE); \ transport_dump_vpd_ident(vpd, buf, VPD_TMP_BUF_SIZE); \ - if ((len + strlen(buf) >= PAGE_SIZE)) \ + if (len + strlen(buf) >= PAGE_SIZE) \ break; \ len += sprintf(page+len, "%s", buf); \ } \ @@ -1070,7 +1070,7 @@ static ssize_t target_core_dev_pr_show_spc3_res( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { *len += sprintf(page + *len, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return *len; @@ -1096,7 +1096,7 @@ static ssize_t target_core_dev_pr_show_spc2_res( spin_lock(&dev->dev_reservation_lock); se_nacl = dev->dev_reserved_node_acl; - if (!(se_nacl)) { + if (!se_nacl) { *len += sprintf(page + *len, "No SPC-2 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return *len; @@ -1115,7 +1115,7 @@ static ssize_t target_core_dev_pr_show_attr_res_holder( { ssize_t len = 0; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; switch (su_dev->t10_pr.res_type) { @@ -1152,7 +1152,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1160,7 +1160,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1189,7 +1189,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_generation( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1216,7 +1216,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1224,7 +1224,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1263,7 +1263,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( ssize_t len = 0; int reg_count = 0, prf_isid; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1286,7 +1286,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( &i_buf[0] : "", pr_reg->pr_res_key, pr_reg->pr_res_generation); - if ((len + strlen(buf) >= PAGE_SIZE)) + if (len + strlen(buf) >= PAGE_SIZE) break; len += sprintf(page+len, "%s", buf); @@ -1294,7 +1294,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( } spin_unlock(&su_dev->t10_pr.registration_lock); - if (!(reg_count)) + if (!reg_count) len += sprintf(page+len, "None\n"); return len; @@ -1314,7 +1314,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1322,7 +1322,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( spin_lock(&dev->dev_reservation_lock); pr_reg = dev->dev_pr_res_holder; - if (!(pr_reg)) { + if (!pr_reg) { len = sprintf(page, "No SPC-3 Reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); return len; @@ -1345,7 +1345,7 @@ static ssize_t target_core_dev_pr_show_attr_res_type( { ssize_t len = 0; - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; switch (su_dev->t10_pr.res_type) { @@ -1376,7 +1376,7 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_active( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1395,7 +1395,7 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_metadata( struct se_subsystem_dev *su_dev, char *page) { - if (!(su_dev->se_dev_ptr)) + if (!su_dev->se_dev_ptr) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) @@ -1447,14 +1447,14 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( u8 type = 0, scope; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_INFO "Unable to process APTPL metadata while" + pr_debug("Unable to process APTPL metadata while" " active fabric exports exist\n"); return -EINVAL; } @@ -1484,7 +1484,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(i_port) >= PR_APTPL_MAX_IPORT_LEN) { - printk(KERN_ERR "APTPL metadata initiator_node=" + pr_err("APTPL metadata initiator_node=" " exceeds PR_APTPL_MAX_IPORT_LEN: %d\n", PR_APTPL_MAX_IPORT_LEN); ret = -EINVAL; @@ -1498,7 +1498,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(isid) >= PR_REG_ISID_LEN) { - printk(KERN_ERR "APTPL metadata initiator_isid" + pr_err("APTPL metadata initiator_isid" "= exceeds PR_REG_ISID_LEN: %d\n", PR_REG_ISID_LEN); ret = -EINVAL; @@ -1513,7 +1513,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( } ret = strict_strtoull(arg_p, 0, &tmp_ll); if (ret < 0) { - printk(KERN_ERR "strict_strtoull() failed for" + pr_err("strict_strtoull() failed for" " sa_res_key=\n"); goto out; } @@ -1559,7 +1559,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } if (strlen(t_port) >= PR_APTPL_MAX_TPORT_LEN) { - printk(KERN_ERR "APTPL metadata target_node=" + pr_err("APTPL metadata target_node=" " exceeds PR_APTPL_MAX_TPORT_LEN: %d\n", PR_APTPL_MAX_TPORT_LEN); ret = -EINVAL; @@ -1583,14 +1583,14 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( } } - if (!(i_port) || !(t_port) || !(sa_res_key)) { - printk(KERN_ERR "Illegal parameters for APTPL registration\n"); + if (!i_port || !t_port || !sa_res_key) { + pr_err("Illegal parameters for APTPL registration\n"); ret = -EINVAL; goto out; } if (res_holder && !(type)) { - printk(KERN_ERR "Illegal PR type: 0x%02x for reservation" + pr_err("Illegal PR type: 0x%02x for reservation" " holder\n", type); ret = -EINVAL; goto out; @@ -1649,7 +1649,7 @@ static ssize_t target_core_show_dev_info(void *p, char *page) int bl = 0; ssize_t read_bytes = 0; - if (!(se_dev->se_dev_ptr)) + if (!se_dev->se_dev_ptr) return -ENODEV; transport_dump_dev_state(se_dev->se_dev_ptr, page, &bl); @@ -1675,8 +1675,8 @@ static ssize_t target_core_store_dev_control( struct se_hba *hba = se_dev->se_dev_hba; struct se_subsystem_api *t = hba->transport; - if (!(se_dev->se_dev_su_ptr)) { - printk(KERN_ERR "Unable to locate struct se_subsystem_dev>se" + if (!se_dev->se_dev_su_ptr) { + pr_err("Unable to locate struct se_subsystem_dev>se" "_dev_su_ptr\n"); return -EINVAL; } @@ -1712,7 +1712,7 @@ static ssize_t target_core_store_dev_alias( ssize_t read_bytes; if (count > (SE_DEV_ALIAS_LEN-1)) { - printk(KERN_ERR "alias count: %d exceeds" + pr_err("alias count: %d exceeds" " SE_DEV_ALIAS_LEN-1: %u\n", (int)count, SE_DEV_ALIAS_LEN-1); return -EINVAL; @@ -1722,7 +1722,7 @@ static ssize_t target_core_store_dev_alias( read_bytes = snprintf(&se_dev->se_dev_alias[0], SE_DEV_ALIAS_LEN, "%s", page); - printk(KERN_INFO "Target_Core_ConfigFS: %s/%s set alias: %s\n", + pr_debug("Target_Core_ConfigFS: %s/%s set alias: %s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&se_dev->se_dev_group.cg_item), se_dev->se_dev_alias); @@ -1758,7 +1758,7 @@ static ssize_t target_core_store_dev_udev_path( ssize_t read_bytes; if (count > (SE_UDEV_PATH_LEN-1)) { - printk(KERN_ERR "udev_path count: %d exceeds" + pr_err("udev_path count: %d exceeds" " SE_UDEV_PATH_LEN-1: %u\n", (int)count, SE_UDEV_PATH_LEN-1); return -EINVAL; @@ -1768,7 +1768,7 @@ static ssize_t target_core_store_dev_udev_path( read_bytes = snprintf(&se_dev->se_dev_udev_path[0], SE_UDEV_PATH_LEN, "%s", page); - printk(KERN_INFO "Target_Core_ConfigFS: %s/%s set udev_path: %s\n", + pr_debug("Target_Core_ConfigFS: %s/%s set udev_path: %s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&se_dev->se_dev_group.cg_item), se_dev->se_dev_udev_path); @@ -1796,13 +1796,13 @@ static ssize_t target_core_store_dev_enable( char *ptr; ptr = strstr(page, "1"); - if (!(ptr)) { - printk(KERN_ERR "For dev_enable ops, only valid value" + if (!ptr) { + pr_err("For dev_enable ops, only valid value" " is \"1\"\n"); return -EINVAL; } - if ((se_dev->se_dev_ptr)) { - printk(KERN_ERR "se_dev->se_dev_ptr already set for storage" + if (se_dev->se_dev_ptr) { + pr_err("se_dev->se_dev_ptr already set for storage" " object\n"); return -EEXIST; } @@ -1817,7 +1817,7 @@ static ssize_t target_core_store_dev_enable( return -EINVAL; se_dev->se_dev_ptr = dev; - printk(KERN_INFO "Target_Core_ConfigFS: Registered se_dev->se_dev_ptr:" + pr_debug("Target_Core_ConfigFS: Registered se_dev->se_dev_ptr:" " %p\n", se_dev->se_dev_ptr); return count; @@ -1841,22 +1841,22 @@ static ssize_t target_core_show_alua_lu_gp(void *p, char *page) ssize_t len = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) return len; lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) { - printk(KERN_ERR "NULL struct se_device->dev_alua_lu_gp_mem" + if (!lu_gp_mem) { + pr_err("NULL struct se_device->dev_alua_lu_gp_mem" " pointer\n"); return -EINVAL; } spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if ((lu_gp)) { + if (lu_gp) { lu_ci = &lu_gp->lu_gp_group.cg_item; len += sprintf(page, "LU Group Alias: %s\nLU Group ID: %hu\n", config_item_name(lu_ci), lu_gp->lu_gp_id); @@ -1880,17 +1880,17 @@ static ssize_t target_core_store_alua_lu_gp( int move = 0; dev = su_dev->se_dev_ptr; - if (!(dev)) + if (!dev) return -ENODEV; if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) { - printk(KERN_WARNING "SPC3_ALUA_EMULATED not enabled for %s/%s\n", + pr_warn("SPC3_ALUA_EMULATED not enabled for %s/%s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&su_dev->se_dev_group.cg_item)); return -EINVAL; } if (count > LU_GROUP_NAME_BUF) { - printk(KERN_ERR "ALUA LU Group Alias too large!\n"); + pr_err("ALUA LU Group Alias too large!\n"); return -EINVAL; } memset(buf, 0, LU_GROUP_NAME_BUF); @@ -1906,27 +1906,27 @@ static ssize_t target_core_store_alua_lu_gp( * core_alua_get_lu_gp_by_name below(). */ lu_gp_new = core_alua_get_lu_gp_by_name(strstrip(buf)); - if (!(lu_gp_new)) + if (!lu_gp_new) return -ENODEV; } lu_gp_mem = dev->dev_alua_lu_gp_mem; - if (!(lu_gp_mem)) { + if (!lu_gp_mem) { if (lu_gp_new) core_alua_put_lu_gp_from_name(lu_gp_new); - printk(KERN_ERR "NULL struct se_device->dev_alua_lu_gp_mem" + pr_err("NULL struct se_device->dev_alua_lu_gp_mem" " pointer\n"); return -EINVAL; } spin_lock(&lu_gp_mem->lu_gp_mem_lock); lu_gp = lu_gp_mem->lu_gp; - if ((lu_gp)) { + if (lu_gp) { /* * Clearing an existing lu_gp association, and replacing * with NULL */ - if (!(lu_gp_new)) { - printk(KERN_INFO "Target_Core_ConfigFS: Releasing %s/%s" + if (!lu_gp_new) { + pr_debug("Target_Core_ConfigFS: Releasing %s/%s" " from ALUA LU Group: core/alua/lu_gps/%s, ID:" " %hu\n", config_item_name(&hba->hba_group.cg_item), @@ -1951,7 +1951,7 @@ static ssize_t target_core_store_alua_lu_gp( __core_alua_attach_lu_gp_mem(lu_gp_mem, lu_gp_new); spin_unlock(&lu_gp_mem->lu_gp_mem_lock); - printk(KERN_INFO "Target_Core_ConfigFS: %s %s/%s to ALUA LU Group:" + pr_debug("Target_Core_ConfigFS: %s %s/%s to ALUA LU Group:" " core/alua/lu_gps/%s, ID: %hu\n", (move) ? "Moving" : "Adding", config_item_name(&hba->hba_group.cg_item), @@ -1995,7 +1995,7 @@ static void target_core_dev_release(struct config_item *item) *`echo 1 > $CONFIGFS/core/$HBA/$DEV/dev_enable` */ if (se_dev->se_dev_ptr) { - printk(KERN_INFO "Target_Core_ConfigFS: Calling se_free_" + pr_debug("Target_Core_ConfigFS: Calling se_free_" "virtual_device() for se_dev_ptr: %p\n", se_dev->se_dev_ptr); @@ -2004,14 +2004,14 @@ static void target_core_dev_release(struct config_item *item) /* * Release struct se_subsystem_dev->se_dev_su_ptr.. */ - printk(KERN_INFO "Target_Core_ConfigFS: Calling t->free_" + pr_debug("Target_Core_ConfigFS: Calling t->free_" "device() for se_dev_su_ptr: %p\n", se_dev->se_dev_su_ptr); t->free_device(se_dev->se_dev_su_ptr); } - printk(KERN_INFO "Target_Core_ConfigFS: Deallocating se_subsystem" + pr_debug("Target_Core_ConfigFS: Deallocating se_subsystem" "_dev_t: %p\n", se_dev); kfree(se_dev); } @@ -2026,7 +2026,7 @@ static ssize_t target_core_dev_show(struct config_item *item, struct target_core_configfs_attribute *tc_attr = container_of( attr, struct target_core_configfs_attribute, attr); - if (!(tc_attr->show)) + if (!tc_attr->show) return -EINVAL; return tc_attr->show(se_dev, page); @@ -2042,7 +2042,7 @@ static ssize_t target_core_dev_store(struct config_item *item, struct target_core_configfs_attribute *tc_attr = container_of( attr, struct target_core_configfs_attribute, attr); - if (!(tc_attr->store)) + if (!tc_attr->store) return -EINVAL; return tc_attr->store(se_dev, page, count); @@ -2085,7 +2085,7 @@ static ssize_t target_core_alua_lu_gp_show_attr_lu_gp_id( struct t10_alua_lu_gp *lu_gp, char *page) { - if (!(lu_gp->lu_gp_valid_id)) + if (!lu_gp->lu_gp_valid_id) return 0; return sprintf(page, "%hu\n", lu_gp->lu_gp_id); @@ -2102,12 +2102,12 @@ static ssize_t target_core_alua_lu_gp_store_attr_lu_gp_id( ret = strict_strtoul(page, 0, &lu_gp_id); if (ret < 0) { - printk(KERN_ERR "strict_strtoul() returned %d for" + pr_err("strict_strtoul() returned %d for" " lu_gp_id\n", ret); return -EINVAL; } if (lu_gp_id > 0x0000ffff) { - printk(KERN_ERR "ALUA lu_gp_id: %lu exceeds maximum:" + pr_err("ALUA lu_gp_id: %lu exceeds maximum:" " 0x0000ffff\n", lu_gp_id); return -EINVAL; } @@ -2116,7 +2116,7 @@ static ssize_t target_core_alua_lu_gp_store_attr_lu_gp_id( if (ret < 0) return -EINVAL; - printk(KERN_INFO "Target_Core_ConfigFS: Set ALUA Logical Unit" + pr_debug("Target_Core_ConfigFS: Set ALUA Logical Unit" " Group: core/alua/lu_gps/%s to ID: %hu\n", config_item_name(&alua_lu_gp_cg->cg_item), lu_gp->lu_gp_id); @@ -2154,7 +2154,7 @@ static ssize_t target_core_alua_lu_gp_show_attr_members( cur_len++; /* Extra byte for NULL terminator */ if ((cur_len + len) > PAGE_SIZE) { - printk(KERN_WARNING "Ran out of lu_gp_show_attr" + pr_warn("Ran out of lu_gp_show_attr" "_members buffer\n"); break; } @@ -2218,7 +2218,7 @@ static struct config_group *target_core_alua_create_lu_gp( config_group_init_type_name(alua_lu_gp_cg, name, &target_core_alua_lu_gp_cit); - printk(KERN_INFO "Target_Core_ConfigFS: Allocated ALUA Logical Unit" + pr_debug("Target_Core_ConfigFS: Allocated ALUA Logical Unit" " Group: core/alua/lu_gps/%s\n", config_item_name(alua_lu_gp_ci)); @@ -2233,7 +2233,7 @@ static void target_core_alua_drop_lu_gp( struct t10_alua_lu_gp *lu_gp = container_of(to_config_group(item), struct t10_alua_lu_gp, lu_gp_group); - printk(KERN_INFO "Target_Core_ConfigFS: Releasing ALUA Logical Unit" + pr_debug("Target_Core_ConfigFS: Releasing ALUA Logical Unit" " Group: core/alua/lu_gps/%s, ID: %hu\n", config_item_name(item), lu_gp->lu_gp_id); /* @@ -2292,22 +2292,22 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_state( unsigned long tmp; int new_state, ret; - if (!(tg_pt_gp->tg_pt_gp_valid_id)) { - printk(KERN_ERR "Unable to do implict ALUA on non valid" + if (!tg_pt_gp->tg_pt_gp_valid_id) { + pr_err("Unable to do implict ALUA on non valid" " tg_pt_gp ID: %hu\n", tg_pt_gp->tg_pt_gp_valid_id); return -EINVAL; } ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk("Unable to extract new ALUA access state from" + pr_err("Unable to extract new ALUA access state from" " %s\n", page); return -EINVAL; } new_state = (int)tmp; if (!(tg_pt_gp->tg_pt_gp_alua_access_type & TPGS_IMPLICT_ALUA)) { - printk(KERN_ERR "Unable to process implict configfs ALUA" + pr_err("Unable to process implict configfs ALUA" " transition while TPGS_IMPLICT_ALUA is diabled\n"); return -EINVAL; } @@ -2338,8 +2338,8 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_status( unsigned long tmp; int new_status, ret; - if (!(tg_pt_gp->tg_pt_gp_valid_id)) { - printk(KERN_ERR "Unable to do set ALUA access status on non" + if (!tg_pt_gp->tg_pt_gp_valid_id) { + pr_err("Unable to do set ALUA access status on non" " valid tg_pt_gp ID: %hu\n", tg_pt_gp->tg_pt_gp_valid_id); return -EINVAL; @@ -2347,7 +2347,7 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_status( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract new ALUA access status" + pr_err("Unable to extract new ALUA access status" " from %s\n", page); return -EINVAL; } @@ -2356,7 +2356,7 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_access_status( if ((new_status != ALUA_STATUS_NONE) && (new_status != ALUA_STATUS_ALTERED_BY_EXPLICT_STPG) && (new_status != ALUA_STATUS_ALTERED_BY_IMPLICT_ALUA)) { - printk(KERN_ERR "Illegal ALUA access status: 0x%02x\n", + pr_err("Illegal ALUA access status: 0x%02x\n", new_status); return -EINVAL; } @@ -2407,12 +2407,12 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_alua_write_metadata( ret = strict_strtoul(page, 0, &tmp); if (ret < 0) { - printk(KERN_ERR "Unable to extract alua_write_metadata\n"); + pr_err("Unable to extract alua_write_metadata\n"); return -EINVAL; } if ((tmp != 0) && (tmp != 1)) { - printk(KERN_ERR "Illegal value for alua_write_metadata:" + pr_err("Illegal value for alua_write_metadata:" " %lu\n", tmp); return -EINVAL; } @@ -2494,7 +2494,7 @@ static ssize_t target_core_alua_tg_pt_gp_show_attr_tg_pt_gp_id( struct t10_alua_tg_pt_gp *tg_pt_gp, char *page) { - if (!(tg_pt_gp->tg_pt_gp_valid_id)) + if (!tg_pt_gp->tg_pt_gp_valid_id) return 0; return sprintf(page, "%hu\n", tg_pt_gp->tg_pt_gp_id); @@ -2511,12 +2511,12 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_tg_pt_gp_id( ret = strict_strtoul(page, 0, &tg_pt_gp_id); if (ret < 0) { - printk(KERN_ERR "strict_strtoul() returned %d for" + pr_err("strict_strtoul() returned %d for" " tg_pt_gp_id\n", ret); return -EINVAL; } if (tg_pt_gp_id > 0x0000ffff) { - printk(KERN_ERR "ALUA tg_pt_gp_id: %lu exceeds maximum:" + pr_err("ALUA tg_pt_gp_id: %lu exceeds maximum:" " 0x0000ffff\n", tg_pt_gp_id); return -EINVAL; } @@ -2525,7 +2525,7 @@ static ssize_t target_core_alua_tg_pt_gp_store_attr_tg_pt_gp_id( if (ret < 0) return -EINVAL; - printk(KERN_INFO "Target_Core_ConfigFS: Set ALUA Target Port Group: " + pr_debug("Target_Core_ConfigFS: Set ALUA Target Port Group: " "core/alua/tg_pt_gps/%s to ID: %hu\n", config_item_name(&alua_tg_pt_gp_cg->cg_item), tg_pt_gp->tg_pt_gp_id); @@ -2566,7 +2566,7 @@ static ssize_t target_core_alua_tg_pt_gp_show_attr_members( cur_len++; /* Extra byte for NULL terminator */ if ((cur_len + len) > PAGE_SIZE) { - printk(KERN_WARNING "Ran out of lu_gp_show_attr" + pr_warn("Ran out of lu_gp_show_attr" "_members buffer\n"); break; } @@ -2632,7 +2632,7 @@ static struct config_group *target_core_alua_create_tg_pt_gp( struct config_item *alua_tg_pt_gp_ci = NULL; tg_pt_gp = core_alua_allocate_tg_pt_gp(su_dev, name, 0); - if (!(tg_pt_gp)) + if (!tg_pt_gp) return NULL; alua_tg_pt_gp_cg = &tg_pt_gp->tg_pt_gp_group; @@ -2641,7 +2641,7 @@ static struct config_group *target_core_alua_create_tg_pt_gp( config_group_init_type_name(alua_tg_pt_gp_cg, name, &target_core_alua_tg_pt_gp_cit); - printk(KERN_INFO "Target_Core_ConfigFS: Allocated ALUA Target Port" + pr_debug("Target_Core_ConfigFS: Allocated ALUA Target Port" " Group: alua/tg_pt_gps/%s\n", config_item_name(alua_tg_pt_gp_ci)); @@ -2655,7 +2655,7 @@ static void target_core_alua_drop_tg_pt_gp( struct t10_alua_tg_pt_gp *tg_pt_gp = container_of(to_config_group(item), struct t10_alua_tg_pt_gp, tg_pt_gp_group); - printk(KERN_INFO "Target_Core_ConfigFS: Releasing ALUA Target Port" + pr_debug("Target_Core_ConfigFS: Releasing ALUA Target Port" " Group: alua/tg_pt_gps/%s, ID: %hu\n", config_item_name(item), tg_pt_gp->tg_pt_gp_id); /* @@ -2746,7 +2746,7 @@ static struct config_group *target_core_make_subdev( se_dev = kzalloc(sizeof(struct se_subsystem_dev), GFP_KERNEL); if (!se_dev) { - printk(KERN_ERR "Unable to allocate memory for" + pr_err("Unable to allocate memory for" " struct se_subsystem_dev\n"); goto unlock; } @@ -2770,7 +2770,7 @@ static struct config_group *target_core_make_subdev( dev_cg->default_groups = kzalloc(sizeof(struct config_group) * 7, GFP_KERNEL); - if (!(dev_cg->default_groups)) + if (!dev_cg->default_groups) goto out; /* * Set se_dev_su_ptr from struct se_subsystem_api returned void ptr @@ -2781,8 +2781,8 @@ static struct config_group *target_core_make_subdev( * configfs tree for device object's struct config_group. */ se_dev->se_dev_su_ptr = t->allocate_virtdevice(hba, name); - if (!(se_dev->se_dev_su_ptr)) { - printk(KERN_ERR "Unable to locate subsystem dependent pointer" + if (!se_dev->se_dev_su_ptr) { + pr_err("Unable to locate subsystem dependent pointer" " from allocate_virtdevice()\n"); goto out; } @@ -2813,14 +2813,14 @@ static struct config_group *target_core_make_subdev( * Add core/$HBA/$DEV/alua/default_tg_pt_gp */ tg_pt_gp = core_alua_allocate_tg_pt_gp(se_dev, "default_tg_pt_gp", 1); - if (!(tg_pt_gp)) + if (!tg_pt_gp) goto out; tg_pt_gp_cg = &se_dev->t10_alua.alua_tg_pt_gps_group; tg_pt_gp_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); - if (!(tg_pt_gp_cg->default_groups)) { - printk(KERN_ERR "Unable to allocate tg_pt_gp_cg->" + if (!tg_pt_gp_cg->default_groups) { + pr_err("Unable to allocate tg_pt_gp_cg->" "default_groups\n"); goto out; } @@ -2837,12 +2837,12 @@ static struct config_group *target_core_make_subdev( dev_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 4, GFP_KERNEL); if (!dev_stat_grp->default_groups) { - printk(KERN_ERR "Unable to allocate dev_stat_grp->default_groups\n"); + pr_err("Unable to allocate dev_stat_grp->default_groups\n"); goto out; } target_stat_setup_dev_default_groups(se_dev); - printk(KERN_INFO "Target_Core_ConfigFS: Allocated struct se_subsystem_dev:" + pr_debug("Target_Core_ConfigFS: Allocated struct se_subsystem_dev:" " %p se_dev_su_ptr: %p\n", se_dev, se_dev->se_dev_su_ptr); mutex_unlock(&hba->hba_access_mutex); @@ -2975,13 +2975,13 @@ static ssize_t target_core_hba_store_attr_hba_mode(struct se_hba *hba, ret = strict_strtoul(page, 0, &mode_flag); if (ret < 0) { - printk(KERN_ERR "Unable to extract hba mode flag: %d\n", ret); + pr_err("Unable to extract hba mode flag: %d\n", ret); return -EINVAL; } spin_lock(&hba->device_lock); - if (!(list_empty(&hba->hba_dev_list))) { - printk(KERN_ERR "Unable to set hba_mode with active devices\n"); + if (!list_empty(&hba->hba_dev_list)) { + pr_err("Unable to set hba_mode with active devices\n"); spin_unlock(&hba->device_lock); return -EINVAL; } @@ -3040,7 +3040,7 @@ static struct config_group *target_core_call_addhbatotarget( memset(buf, 0, TARGET_CORE_NAME_MAX_LEN); if (strlen(name) >= TARGET_CORE_NAME_MAX_LEN) { - printk(KERN_ERR "Passed *name strlen(): %d exceeds" + pr_err("Passed *name strlen(): %d exceeds" " TARGET_CORE_NAME_MAX_LEN: %d\n", (int)strlen(name), TARGET_CORE_NAME_MAX_LEN); return ERR_PTR(-ENAMETOOLONG); @@ -3048,8 +3048,8 @@ static struct config_group *target_core_call_addhbatotarget( snprintf(buf, TARGET_CORE_NAME_MAX_LEN, "%s", name); str = strstr(buf, "_"); - if (!(str)) { - printk(KERN_ERR "Unable to locate \"_\" for $SUBSYSTEM_PLUGIN_$HOST_ID\n"); + if (!str) { + pr_err("Unable to locate \"_\" for $SUBSYSTEM_PLUGIN_$HOST_ID\n"); return ERR_PTR(-EINVAL); } se_plugin_str = buf; @@ -3058,7 +3058,7 @@ static struct config_group *target_core_call_addhbatotarget( * Namely rd_direct and rd_mcp.. */ str2 = strstr(str+1, "_"); - if ((str2)) { + if (str2) { *str2 = '\0'; /* Terminate for *se_plugin_str */ str2++; /* Skip to start of plugin dependent ID */ str = str2; @@ -3069,7 +3069,7 @@ static struct config_group *target_core_call_addhbatotarget( ret = strict_strtoul(str, 0, &plugin_dep_id); if (ret < 0) { - printk(KERN_ERR "strict_strtoul() returned %d for" + pr_err("strict_strtoul() returned %d for" " plugin_dep_id\n", ret); return ERR_PTR(-EINVAL); } @@ -3122,7 +3122,7 @@ static int __init target_core_init_configfs(void) struct t10_alua_lu_gp *lu_gp; int ret; - printk(KERN_INFO "TARGET_CORE[0]: Loading Generic Kernel Storage" + pr_debug("TARGET_CORE[0]: Loading Generic Kernel Storage" " Engine: %s on %s/%s on "UTS_RELEASE"\n", TARGET_CORE_VERSION, utsname()->sysname, utsname()->machine); @@ -3142,8 +3142,8 @@ static int __init target_core_init_configfs(void) target_cg = &subsys->su_group; target_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); - if (!(target_cg->default_groups)) { - printk(KERN_ERR "Unable to allocate target_cg->default_groups\n"); + if (!target_cg->default_groups) { + pr_err("Unable to allocate target_cg->default_groups\n"); goto out_global; } @@ -3157,8 +3157,8 @@ static int __init target_core_init_configfs(void) hba_cg = &target_core_hbagroup; hba_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); - if (!(hba_cg->default_groups)) { - printk(KERN_ERR "Unable to allocate hba_cg->default_groups\n"); + if (!hba_cg->default_groups) { + pr_err("Unable to allocate hba_cg->default_groups\n"); goto out_global; } config_group_init_type_name(&alua_group, @@ -3172,8 +3172,8 @@ static int __init target_core_init_configfs(void) alua_cg = &alua_group; alua_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); - if (!(alua_cg->default_groups)) { - printk(KERN_ERR "Unable to allocate alua_cg->default_groups\n"); + if (!alua_cg->default_groups) { + pr_err("Unable to allocate alua_cg->default_groups\n"); goto out_global; } @@ -3191,8 +3191,8 @@ static int __init target_core_init_configfs(void) lu_gp_cg = &alua_lu_gps_group; lu_gp_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); - if (!(lu_gp_cg->default_groups)) { - printk(KERN_ERR "Unable to allocate lu_gp_cg->default_groups\n"); + if (!lu_gp_cg->default_groups) { + pr_err("Unable to allocate lu_gp_cg->default_groups\n"); goto out_global; } @@ -3206,11 +3206,11 @@ static int __init target_core_init_configfs(void) */ ret = configfs_register_subsystem(subsys); if (ret < 0) { - printk(KERN_ERR "Error %d while registering subsystem %s\n", + pr_err("Error %d while registering subsystem %s\n", ret, subsys->su_group.cg_item.ci_namebuf); goto out_global; } - printk(KERN_INFO "TARGET_CORE[0]: Initialized ConfigFS Fabric" + pr_debug("TARGET_CORE[0]: Initialized ConfigFS Fabric" " Infrastructure: "TARGET_CORE_CONFIGFS_VERSION" on %s/%s" " on "UTS_RELEASE"\n", utsname()->sysname, utsname()->machine); /* @@ -3290,7 +3290,7 @@ static void __exit target_core_exit_configfs(void) core_alua_free_lu_gp(default_lu_gp); default_lu_gp = NULL; - printk(KERN_INFO "TARGET_CORE[0]: Released ConfigFS Fabric" + pr_debug("TARGET_CORE[0]: Released ConfigFS Fabric" " Infrastructure\n"); core_dev_release_virtual_lun0(); diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index 1185c3b..81860dd 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -84,7 +84,7 @@ int transport_lookup_cmd_lun(struct se_cmd *se_cmd, u32 unpacked_lun) (deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY)) { se_cmd->scsi_sense_reason = TCM_WRITE_PROTECTED; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - printk("TARGET_CORE[%s]: Detected WRITE_PROTECTED LUN" + pr_err("TARGET_CORE[%s]: Detected WRITE_PROTECTED LUN" " Access for 0x%08x\n", se_cmd->se_tfo->get_fabric_name(), unpacked_lun); @@ -117,7 +117,7 @@ int transport_lookup_cmd_lun(struct se_cmd *se_cmd, u32 unpacked_lun) if (unpacked_lun != 0) { se_cmd->scsi_sense_reason = TCM_NON_EXISTENT_LUN; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - printk("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" + pr_err("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" " Access for 0x%08x\n", se_cmd->se_tfo->get_fabric_name(), unpacked_lun); @@ -204,7 +204,7 @@ int transport_lookup_tmr_lun(struct se_cmd *se_cmd, u32 unpacked_lun) spin_unlock_irqrestore(&se_sess->se_node_acl->device_list_lock, flags); if (!se_lun) { - printk(KERN_INFO "TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" + pr_debug("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" " Access for 0x%08x\n", se_cmd->se_tfo->get_fabric_name(), unpacked_lun); @@ -255,15 +255,15 @@ struct se_dev_entry *core_get_se_deve_from_rtpi( continue; lun = deve->se_lun; - if (!(lun)) { - printk(KERN_ERR "%s device entries device pointer is" + if (!lun) { + pr_err("%s device entries device pointer is" " NULL, but Initiator has access.\n", tpg->se_tpg_tfo->get_fabric_name()); continue; } port = lun->lun_sep; - if (!(port)) { - printk(KERN_ERR "%s device entries device pointer is" + if (!port) { + pr_err("%s device entries device pointer is" " NULL, but Initiator has access.\n", tpg->se_tpg_tfo->get_fabric_name()); continue; @@ -301,7 +301,7 @@ int core_free_device_list_for_node( continue; if (!deve->se_lun) { - printk(KERN_ERR "%s device entries device pointer is" + pr_err("%s device entries device pointer is" " NULL, but Initiator has access.\n", tpg->se_tpg_tfo->get_fabric_name()); continue; @@ -372,7 +372,7 @@ int core_update_device_list_for_node( * struct se_dev_entry pointers below as logic in * core_alua_do_transition_tg_pt() depends on these being present. */ - if (!(enable)) { + if (!enable) { /* * deve->se_lun_acl will be NULL for demo-mode created LUNs * that have not been explicitly concerted to MappedLUNs -> @@ -395,14 +395,14 @@ int core_update_device_list_for_node( */ if (deve->lun_flags & TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) { if (deve->se_lun_acl != NULL) { - printk(KERN_ERR "struct se_dev_entry->se_lun_acl" + pr_err("struct se_dev_entry->se_lun_acl" " already set for demo mode -> explict" " LUN ACL transition\n"); spin_unlock_irq(&nacl->device_list_lock); return -EINVAL; } if (deve->se_lun != lun) { - printk(KERN_ERR "struct se_dev_entry->se_lun does" + pr_err("struct se_dev_entry->se_lun does" " match passed struct se_lun for demo mode" " -> explict LUN ACL transition\n"); spin_unlock_irq(&nacl->device_list_lock); @@ -501,8 +501,8 @@ static struct se_port *core_alloc_port(struct se_device *dev) struct se_port *port, *port_tmp; port = kzalloc(sizeof(struct se_port), GFP_KERNEL); - if (!(port)) { - printk(KERN_ERR "Unable to allocate struct se_port\n"); + if (!port) { + pr_err("Unable to allocate struct se_port\n"); return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&port->sep_alua_list); @@ -513,7 +513,7 @@ static struct se_port *core_alloc_port(struct se_device *dev) spin_lock(&dev->se_port_lock); if (dev->dev_port_count == 0x0000ffff) { - printk(KERN_WARNING "Reached dev->dev_port_count ==" + pr_warn("Reached dev->dev_port_count ==" " 0x0000ffff\n"); spin_unlock(&dev->se_port_lock); return ERR_PTR(-ENOSPC); @@ -532,7 +532,7 @@ again: * 3h to FFFFh Relative port 3 through 65 535 */ port->sep_rtpi = dev->dev_rpti_counter++; - if (!(port->sep_rtpi)) + if (!port->sep_rtpi) goto again; list_for_each_entry(port_tmp, &dev->dev_sep_list, sep_list) { @@ -570,7 +570,7 @@ static void core_export_port( if (su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) { tg_pt_gp_mem = core_alua_allocate_tg_pt_gp_mem(port); if (IS_ERR(tg_pt_gp_mem) || !tg_pt_gp_mem) { - printk(KERN_ERR "Unable to allocate t10_alua_tg_pt" + pr_err("Unable to allocate t10_alua_tg_pt" "_gp_member_t\n"); return; } @@ -578,7 +578,7 @@ static void core_export_port( __core_alua_attach_tg_pt_gp_mem(tg_pt_gp_mem, su_dev->t10_alua.default_tg_pt_gp); spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); - printk(KERN_INFO "%s/%s: Adding to default ALUA Target Port" + pr_debug("%s/%s: Adding to default ALUA Target Port" " Group: alua/default_tg_pt_gp\n", dev->transport->name, tpg->se_tpg_tfo->get_fabric_name()); } @@ -663,8 +663,8 @@ int transport_core_report_lun_response(struct se_cmd *se_cmd) list_for_each_entry(se_task, &se_cmd->t_task_list, t_list) break; - if (!(se_task)) { - printk(KERN_ERR "Unable to locate struct se_task for struct se_cmd\n"); + if (!se_task) { + pr_err("Unable to locate struct se_task for struct se_cmd\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -675,7 +675,7 @@ int transport_core_report_lun_response(struct se_cmd *se_cmd) * coming via a target_core_mod PASSTHROUGH op, and not through * a $FABRIC_MOD. In that case, report LUN=0 only. */ - if (!(se_sess)) { + if (!se_sess) { int_to_scsilun(0, (struct scsi_lun *)&buf[offset]); lun_count = 1; goto done; @@ -893,12 +893,12 @@ void se_dev_set_default_attribs( int se_dev_set_task_timeout(struct se_device *dev, u32 task_timeout) { if (task_timeout > DA_TASK_TIMEOUT_MAX) { - printk(KERN_ERR "dev[%p]: Passed task_timeout: %u larger then" + pr_err("dev[%p]: Passed task_timeout: %u larger then" " DA_TASK_TIMEOUT_MAX\n", dev, task_timeout); return -EINVAL; } else { dev->se_sub_dev->se_dev_attrib.task_timeout = task_timeout; - printk(KERN_INFO "dev[%p]: Set SE Device task_timeout: %u\n", + pr_debug("dev[%p]: Set SE Device task_timeout: %u\n", dev, task_timeout); } @@ -910,7 +910,7 @@ int se_dev_set_max_unmap_lba_count( u32 max_unmap_lba_count) { dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count = max_unmap_lba_count; - printk(KERN_INFO "dev[%p]: Set max_unmap_lba_count: %u\n", + pr_debug("dev[%p]: Set max_unmap_lba_count: %u\n", dev, dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count); return 0; } @@ -921,7 +921,7 @@ int se_dev_set_max_unmap_block_desc_count( { dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = max_unmap_block_desc_count; - printk(KERN_INFO "dev[%p]: Set max_unmap_block_desc_count: %u\n", + pr_debug("dev[%p]: Set max_unmap_block_desc_count: %u\n", dev, dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count); return 0; } @@ -931,7 +931,7 @@ int se_dev_set_unmap_granularity( u32 unmap_granularity) { dev->se_sub_dev->se_dev_attrib.unmap_granularity = unmap_granularity; - printk(KERN_INFO "dev[%p]: Set unmap_granularity: %u\n", + pr_debug("dev[%p]: Set unmap_granularity: %u\n", dev, dev->se_sub_dev->se_dev_attrib.unmap_granularity); return 0; } @@ -941,7 +941,7 @@ int se_dev_set_unmap_granularity_alignment( u32 unmap_granularity_alignment) { dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment = unmap_granularity_alignment; - printk(KERN_INFO "dev[%p]: Set unmap_granularity_alignment: %u\n", + pr_debug("dev[%p]: Set unmap_granularity_alignment: %u\n", dev, dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment); return 0; } @@ -949,19 +949,19 @@ int se_dev_set_unmap_granularity_alignment( int se_dev_set_emulate_dpo(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (dev->transport->dpo_emulated == NULL) { - printk(KERN_ERR "dev->transport->dpo_emulated is NULL\n"); + pr_err("dev->transport->dpo_emulated is NULL\n"); return -EINVAL; } if (dev->transport->dpo_emulated(dev) == 0) { - printk(KERN_ERR "dev->transport->dpo_emulated not supported\n"); + pr_err("dev->transport->dpo_emulated not supported\n"); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_dpo = flag; - printk(KERN_INFO "dev[%p]: SE Device Page Out (DPO) Emulation" + pr_debug("dev[%p]: SE Device Page Out (DPO) Emulation" " bit: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_dpo); return 0; } @@ -969,19 +969,19 @@ int se_dev_set_emulate_dpo(struct se_device *dev, int flag) int se_dev_set_emulate_fua_write(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (dev->transport->fua_write_emulated == NULL) { - printk(KERN_ERR "dev->transport->fua_write_emulated is NULL\n"); + pr_err("dev->transport->fua_write_emulated is NULL\n"); return -EINVAL; } if (dev->transport->fua_write_emulated(dev) == 0) { - printk(KERN_ERR "dev->transport->fua_write_emulated not supported\n"); + pr_err("dev->transport->fua_write_emulated not supported\n"); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_fua_write = flag; - printk(KERN_INFO "dev[%p]: SE Device Forced Unit Access WRITEs: %d\n", + pr_debug("dev[%p]: SE Device Forced Unit Access WRITEs: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_fua_write); return 0; } @@ -989,19 +989,19 @@ int se_dev_set_emulate_fua_write(struct se_device *dev, int flag) int se_dev_set_emulate_fua_read(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (dev->transport->fua_read_emulated == NULL) { - printk(KERN_ERR "dev->transport->fua_read_emulated is NULL\n"); + pr_err("dev->transport->fua_read_emulated is NULL\n"); return -EINVAL; } if (dev->transport->fua_read_emulated(dev) == 0) { - printk(KERN_ERR "dev->transport->fua_read_emulated not supported\n"); + pr_err("dev->transport->fua_read_emulated not supported\n"); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_fua_read = flag; - printk(KERN_INFO "dev[%p]: SE Device Forced Unit Access READs: %d\n", + pr_debug("dev[%p]: SE Device Forced Unit Access READs: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_fua_read); return 0; } @@ -1009,19 +1009,19 @@ int se_dev_set_emulate_fua_read(struct se_device *dev, int flag) int se_dev_set_emulate_write_cache(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (dev->transport->write_cache_emulated == NULL) { - printk(KERN_ERR "dev->transport->write_cache_emulated is NULL\n"); + pr_err("dev->transport->write_cache_emulated is NULL\n"); return -EINVAL; } if (dev->transport->write_cache_emulated(dev) == 0) { - printk(KERN_ERR "dev->transport->write_cache_emulated not supported\n"); + pr_err("dev->transport->write_cache_emulated not supported\n"); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_write_cache = flag; - printk(KERN_INFO "dev[%p]: SE Device WRITE_CACHE_EMULATION flag: %d\n", + pr_debug("dev[%p]: SE Device WRITE_CACHE_EMULATION flag: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_write_cache); return 0; } @@ -1029,19 +1029,19 @@ int se_dev_set_emulate_write_cache(struct se_device *dev, int flag) int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1) && (flag != 2)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device" + pr_err("dev[%p]: Unable to change SE Device" " UA_INTRLCK_CTRL while dev_export_obj: %d count" " exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl = flag; - printk(KERN_INFO "dev[%p]: SE Device UA_INTRLCK_CTRL flag: %d\n", + pr_debug("dev[%p]: SE Device UA_INTRLCK_CTRL flag: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl); return 0; @@ -1050,18 +1050,18 @@ int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *dev, int flag) int se_dev_set_emulate_tas(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device TAS while" + pr_err("dev[%p]: Unable to change SE Device TAS while" " dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.emulate_tas = flag; - printk(KERN_INFO "dev[%p]: SE Device TASK_ABORTED status bit: %s\n", + pr_debug("dev[%p]: SE Device TASK_ABORTED status bit: %s\n", dev, (dev->se_sub_dev->se_dev_attrib.emulate_tas) ? "Enabled" : "Disabled"); return 0; @@ -1070,20 +1070,20 @@ int se_dev_set_emulate_tas(struct se_device *dev, int flag) int se_dev_set_emulate_tpu(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } /* * We expect this value to be non-zero when generic Block Layer * Discard supported is detected iblock_create_virtdevice(). */ - if (!(dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count)) { - printk(KERN_ERR "Generic Block Discard not supported\n"); + if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) { + pr_err("Generic Block Discard not supported\n"); return -ENOSYS; } dev->se_sub_dev->se_dev_attrib.emulate_tpu = flag; - printk(KERN_INFO "dev[%p]: SE Device Thin Provisioning UNMAP bit: %d\n", + pr_debug("dev[%p]: SE Device Thin Provisioning UNMAP bit: %d\n", dev, flag); return 0; } @@ -1091,20 +1091,20 @@ int se_dev_set_emulate_tpu(struct se_device *dev, int flag) int se_dev_set_emulate_tpws(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } /* * We expect this value to be non-zero when generic Block Layer * Discard supported is detected iblock_create_virtdevice(). */ - if (!(dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count)) { - printk(KERN_ERR "Generic Block Discard not supported\n"); + if (!dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) { + pr_err("Generic Block Discard not supported\n"); return -ENOSYS; } dev->se_sub_dev->se_dev_attrib.emulate_tpws = flag; - printk(KERN_INFO "dev[%p]: SE Device Thin Provisioning WRITE_SAME: %d\n", + pr_debug("dev[%p]: SE Device Thin Provisioning WRITE_SAME: %d\n", dev, flag); return 0; } @@ -1112,11 +1112,11 @@ int se_dev_set_emulate_tpws(struct se_device *dev, int flag) int se_dev_set_enforce_pr_isids(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { - printk(KERN_ERR "Illegal value %d\n", flag); + pr_err("Illegal value %d\n", flag); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.enforce_pr_isids = flag; - printk(KERN_INFO "dev[%p]: SE Device enforce_pr_isids bit: %s\n", dev, + pr_debug("dev[%p]: SE Device enforce_pr_isids bit: %s\n", dev, (dev->se_sub_dev->se_dev_attrib.enforce_pr_isids) ? "Enabled" : "Disabled"); return 0; } @@ -1141,20 +1141,20 @@ int se_dev_set_queue_depth(struct se_device *dev, u32 queue_depth) u32 orig_queue_depth = dev->queue_depth; if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device TCQ while" + pr_err("dev[%p]: Unable to change SE Device TCQ while" " dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } - if (!(queue_depth)) { - printk(KERN_ERR "dev[%p]: Illegal ZERO value for queue" + if (!queue_depth) { + pr_err("dev[%p]: Illegal ZERO value for queue" "_depth\n", dev); return -EINVAL; } if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { if (queue_depth > dev->se_sub_dev->se_dev_attrib.hw_queue_depth) { - printk(KERN_ERR "dev[%p]: Passed queue_depth: %u" + pr_err("dev[%p]: Passed queue_depth: %u" " exceeds TCM/SE_Device TCQ: %u\n", dev, queue_depth, dev->se_sub_dev->se_dev_attrib.hw_queue_depth); @@ -1163,7 +1163,7 @@ int se_dev_set_queue_depth(struct se_device *dev, u32 queue_depth) } else { if (queue_depth > dev->se_sub_dev->se_dev_attrib.queue_depth) { if (queue_depth > dev->se_sub_dev->se_dev_attrib.hw_queue_depth) { - printk(KERN_ERR "dev[%p]: Passed queue_depth:" + pr_err("dev[%p]: Passed queue_depth:" " %u exceeds TCM/SE_Device MAX" " TCQ: %u\n", dev, queue_depth, dev->se_sub_dev->se_dev_attrib.hw_queue_depth); @@ -1178,7 +1178,7 @@ int se_dev_set_queue_depth(struct se_device *dev, u32 queue_depth) else if (queue_depth < orig_queue_depth) atomic_sub(orig_queue_depth - queue_depth, &dev->depth_left); - printk(KERN_INFO "dev[%p]: SE Device TCQ Depth changed to: %u\n", + pr_debug("dev[%p]: SE Device TCQ Depth changed to: %u\n", dev, queue_depth); return 0; } @@ -1188,41 +1188,41 @@ int se_dev_set_max_sectors(struct se_device *dev, u32 max_sectors) int force = 0; /* Force setting for VDEVS */ if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device" + pr_err("dev[%p]: Unable to change SE Device" " max_sectors while dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } - if (!(max_sectors)) { - printk(KERN_ERR "dev[%p]: Illegal ZERO value for" + if (!max_sectors) { + pr_err("dev[%p]: Illegal ZERO value for" " max_sectors\n", dev); return -EINVAL; } if (max_sectors < DA_STATUS_MAX_SECTORS_MIN) { - printk(KERN_ERR "dev[%p]: Passed max_sectors: %u less than" + pr_err("dev[%p]: Passed max_sectors: %u less than" " DA_STATUS_MAX_SECTORS_MIN: %u\n", dev, max_sectors, DA_STATUS_MAX_SECTORS_MIN); return -EINVAL; } if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { if (max_sectors > dev->se_sub_dev->se_dev_attrib.hw_max_sectors) { - printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" + pr_err("dev[%p]: Passed max_sectors: %u" " greater than TCM/SE_Device max_sectors:" " %u\n", dev, max_sectors, dev->se_sub_dev->se_dev_attrib.hw_max_sectors); return -EINVAL; } } else { - if (!(force) && (max_sectors > + if (!force && (max_sectors > dev->se_sub_dev->se_dev_attrib.hw_max_sectors)) { - printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" + pr_err("dev[%p]: Passed max_sectors: %u" " greater than TCM/SE_Device max_sectors" ": %u, use force=1 to override.\n", dev, max_sectors, dev->se_sub_dev->se_dev_attrib.hw_max_sectors); return -EINVAL; } if (max_sectors > DA_STATUS_MAX_SECTORS_MAX) { - printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" + pr_err("dev[%p]: Passed max_sectors: %u" " greater than DA_STATUS_MAX_SECTORS_MAX:" " %u\n", dev, max_sectors, DA_STATUS_MAX_SECTORS_MAX); @@ -1231,7 +1231,7 @@ int se_dev_set_max_sectors(struct se_device *dev, u32 max_sectors) } dev->se_sub_dev->se_dev_attrib.max_sectors = max_sectors; - printk("dev[%p]: SE Device max_sectors changed to %u\n", + pr_debug("dev[%p]: SE Device max_sectors changed to %u\n", dev, max_sectors); return 0; } @@ -1239,25 +1239,25 @@ int se_dev_set_max_sectors(struct se_device *dev, u32 max_sectors) int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors) { if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device" + pr_err("dev[%p]: Unable to change SE Device" " optimal_sectors while dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { - printk(KERN_ERR "dev[%p]: Passed optimal_sectors cannot be" + pr_err("dev[%p]: Passed optimal_sectors cannot be" " changed for TCM/pSCSI\n", dev); return -EINVAL; } if (optimal_sectors > dev->se_sub_dev->se_dev_attrib.max_sectors) { - printk(KERN_ERR "dev[%p]: Passed optimal_sectors %u cannot be" + pr_err("dev[%p]: Passed optimal_sectors %u cannot be" " greater than max_sectors: %u\n", dev, optimal_sectors, dev->se_sub_dev->se_dev_attrib.max_sectors); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.optimal_sectors = optimal_sectors; - printk(KERN_INFO "dev[%p]: SE Device optimal_sectors changed to %u\n", + pr_debug("dev[%p]: SE Device optimal_sectors changed to %u\n", dev, optimal_sectors); return 0; } @@ -1265,7 +1265,7 @@ int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors) int se_dev_set_block_size(struct se_device *dev, u32 block_size) { if (atomic_read(&dev->dev_export_obj.obj_access_count)) { - printk(KERN_ERR "dev[%p]: Unable to change SE Device block_size" + pr_err("dev[%p]: Unable to change SE Device block_size" " while dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; @@ -1275,21 +1275,21 @@ int se_dev_set_block_size(struct se_device *dev, u32 block_size) (block_size != 1024) && (block_size != 2048) && (block_size != 4096)) { - printk(KERN_ERR "dev[%p]: Illegal value for block_device: %u" + pr_err("dev[%p]: Illegal value for block_device: %u" " for SE device, must be 512, 1024, 2048 or 4096\n", dev, block_size); return -EINVAL; } if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { - printk(KERN_ERR "dev[%p]: Not allowed to change block_size for" + pr_err("dev[%p]: Not allowed to change block_size for" " Physical Device, use for Linux/SCSI to change" " block_size for underlying hardware\n", dev); return -EINVAL; } dev->se_sub_dev->se_dev_attrib.block_size = block_size; - printk(KERN_INFO "dev[%p]: SE Device block_size changed to %u\n", + pr_debug("dev[%p]: SE Device block_size changed to %u\n", dev, block_size); return 0; } @@ -1304,13 +1304,13 @@ struct se_lun *core_dev_add_lun( u32 lun_access = 0; if (atomic_read(&dev->dev_access_obj.obj_access_count) != 0) { - printk(KERN_ERR "Unable to export struct se_device while dev_access_obj: %d\n", + pr_err("Unable to export struct se_device while dev_access_obj: %d\n", atomic_read(&dev->dev_access_obj.obj_access_count)); return NULL; } lun_p = core_tpg_pre_addlun(tpg, lun); - if ((IS_ERR(lun_p)) || !(lun_p)) + if ((IS_ERR(lun_p)) || !lun_p) return NULL; if (dev->dev_flags & DF_READ_ONLY) @@ -1321,7 +1321,7 @@ struct se_lun *core_dev_add_lun( if (core_tpg_post_addlun(tpg, lun_p, lun_access, dev) < 0) return NULL; - printk(KERN_INFO "%s_TPG[%u]_LUN[%u] - Activated %s Logical Unit from" + pr_debug("%s_TPG[%u]_LUN[%u] - Activated %s Logical Unit from" " CORE HBA: %u\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), lun_p->unpacked_lun, tpg->se_tpg_tfo->get_fabric_name(), hba->hba_id); @@ -1357,12 +1357,12 @@ int core_dev_del_lun( int ret = 0; lun = core_tpg_pre_dellun(tpg, unpacked_lun, &ret); - if (!(lun)) + if (!lun) return ret; core_tpg_post_dellun(tpg, lun); - printk(KERN_INFO "%s_TPG[%u]_LUN[%u] - Deactivated %s Logical Unit from" + pr_debug("%s_TPG[%u]_LUN[%u] - Deactivated %s Logical Unit from" " device object\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), unpacked_lun, tpg->se_tpg_tfo->get_fabric_name()); @@ -1376,7 +1376,7 @@ struct se_lun *core_get_lun_from_tpg(struct se_portal_group *tpg, u32 unpacked_l spin_lock(&tpg->tpg_lun_lock); if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { - printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS" + pr_err("%s LUN: %u exceeds TRANSPORT_MAX_LUNS" "_PER_TPG-1: %u for Target Portal Group: %hu\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, @@ -1387,7 +1387,7 @@ struct se_lun *core_get_lun_from_tpg(struct se_portal_group *tpg, u32 unpacked_l lun = &tpg->tpg_lun_list[unpacked_lun]; if (lun->lun_status != TRANSPORT_LUN_STATUS_FREE) { - printk(KERN_ERR "%s Logical Unit Number: %u is not free on" + pr_err("%s Logical Unit Number: %u is not free on" " Target Portal Group: %hu, ignoring request.\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -1409,7 +1409,7 @@ static struct se_lun *core_dev_get_lun(struct se_portal_group *tpg, u32 unpacked spin_lock(&tpg->tpg_lun_lock); if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { - printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER" + pr_err("%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER" "_TPG-1: %u for Target Portal Group: %hu\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, @@ -1420,7 +1420,7 @@ static struct se_lun *core_dev_get_lun(struct se_portal_group *tpg, u32 unpacked lun = &tpg->tpg_lun_list[unpacked_lun]; if (lun->lun_status != TRANSPORT_LUN_STATUS_ACTIVE) { - printk(KERN_ERR "%s Logical Unit Number: %u is not active on" + pr_err("%s Logical Unit Number: %u is not active on" " Target Portal Group: %hu, ignoring request.\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -1442,19 +1442,19 @@ struct se_lun_acl *core_dev_init_initiator_node_lun_acl( struct se_node_acl *nacl; if (strlen(initiatorname) >= TRANSPORT_IQN_LEN) { - printk(KERN_ERR "%s InitiatorName exceeds maximum size.\n", + pr_err("%s InitiatorName exceeds maximum size.\n", tpg->se_tpg_tfo->get_fabric_name()); *ret = -EOVERFLOW; return NULL; } nacl = core_tpg_get_initiator_node_acl(tpg, initiatorname); - if (!(nacl)) { + if (!nacl) { *ret = -EINVAL; return NULL; } lacl = kzalloc(sizeof(struct se_lun_acl), GFP_KERNEL); - if (!(lacl)) { - printk(KERN_ERR "Unable to allocate memory for struct se_lun_acl.\n"); + if (!lacl) { + pr_err("Unable to allocate memory for struct se_lun_acl.\n"); *ret = -ENOMEM; return NULL; } @@ -1477,8 +1477,8 @@ int core_dev_add_initiator_node_lun_acl( struct se_node_acl *nacl; lun = core_dev_get_lun(tpg, unpacked_lun); - if (!(lun)) { - printk(KERN_ERR "%s Logical Unit Number: %u is not active on" + if (!lun) { + pr_err("%s Logical Unit Number: %u is not active on" " Target Portal Group: %hu, ignoring request.\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -1486,7 +1486,7 @@ int core_dev_add_initiator_node_lun_acl( } nacl = lacl->se_lun_nacl; - if (!(nacl)) + if (!nacl) return -EINVAL; if ((lun->lun_access & TRANSPORT_LUNFLAGS_READ_ONLY) && @@ -1505,7 +1505,7 @@ int core_dev_add_initiator_node_lun_acl( smp_mb__after_atomic_inc(); spin_unlock(&lun->lun_acl_lock); - printk(KERN_INFO "%s_TPG[%hu]_LUN[%u->%u] - Added %s ACL for " + pr_debug("%s_TPG[%hu]_LUN[%u->%u] - Added %s ACL for " " InitiatorNode: %s\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), unpacked_lun, lacl->mapped_lun, (lun_access & TRANSPORT_LUNFLAGS_READ_WRITE) ? "RW" : "RO", @@ -1530,7 +1530,7 @@ int core_dev_del_initiator_node_lun_acl( struct se_node_acl *nacl; nacl = lacl->se_lun_nacl; - if (!(nacl)) + if (!nacl) return -EINVAL; spin_lock(&lun->lun_acl_lock); @@ -1544,7 +1544,7 @@ int core_dev_del_initiator_node_lun_acl( lacl->se_lun = NULL; - printk(KERN_INFO "%s_TPG[%hu]_LUN[%u] - Removed ACL for" + pr_debug("%s_TPG[%hu]_LUN[%u] - Removed ACL for" " InitiatorNode: %s Mapped LUN: %u\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->unpacked_lun, @@ -1557,7 +1557,7 @@ void core_dev_free_initiator_node_lun_acl( struct se_portal_group *tpg, struct se_lun_acl *lacl) { - printk("%s_TPG[%hu] - Freeing ACL for %s InitiatorNode: %s" + pr_debug("%s_TPG[%hu] - Freeing ACL for %s InitiatorNode: %s" " Mapped LUN: %u\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), tpg->se_tpg_tfo->get_fabric_name(), @@ -1575,7 +1575,7 @@ int core_dev_setup_virtual_lun0(void) char buf[16]; int ret; - hba = core_alloc_hba("rd_dr", 0, HBA_FLAGS_INTERNAL_USE); + hba = core_alloc_hba("rd_mcp", 0, HBA_FLAGS_INTERNAL_USE); if (IS_ERR(hba)) return PTR_ERR(hba); @@ -1583,8 +1583,8 @@ int core_dev_setup_virtual_lun0(void) t = hba->transport; se_dev = kzalloc(sizeof(struct se_subsystem_dev), GFP_KERNEL); - if (!(se_dev)) { - printk(KERN_ERR "Unable to allocate memory for" + if (!se_dev) { + pr_err("Unable to allocate memory for" " struct se_subsystem_dev\n"); ret = -ENOMEM; goto out; @@ -1606,8 +1606,8 @@ int core_dev_setup_virtual_lun0(void) se_dev->se_dev_hba = hba; se_dev->se_dev_su_ptr = t->allocate_virtdevice(hba, "virt_lun0"); - if (!(se_dev->se_dev_su_ptr)) { - printk(KERN_ERR "Unable to locate subsystem dependent pointer" + if (!se_dev->se_dev_su_ptr) { + pr_err("Unable to locate subsystem dependent pointer" " from allocate_virtdevice()\n"); ret = -ENOMEM; goto out; @@ -1643,7 +1643,7 @@ void core_dev_release_virtual_lun0(void) struct se_hba *hba = lun0_hba; struct se_subsystem_dev *su_dev = lun0_su_dev; - if (!(hba)) + if (!hba) return; if (g_lun0_dev) diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index 0b1659d..f165469 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -60,7 +60,7 @@ static void target_fabric_setup_##_name##_cit(struct target_fabric_configfs *tf) cit->ct_group_ops = _group_ops; \ cit->ct_attrs = _attrs; \ cit->ct_owner = tf->tf_module; \ - printk("Setup generic %s\n", __stringify(_name)); \ + pr_debug("Setup generic %s\n", __stringify(_name)); \ } /* Start of tfc_tpg_mappedlun_cit */ @@ -80,8 +80,8 @@ static int target_fabric_mappedlun_link( /* * Ensure that the source port exists */ - if (!(lun->lun_sep) || !(lun->lun_sep->sep_tpg)) { - printk(KERN_ERR "Source se_lun->lun_sep or lun->lun_sep->sep" + if (!lun->lun_sep || !lun->lun_sep->sep_tpg) { + pr_err("Source se_lun->lun_sep or lun->lun_sep->sep" "_tpg does not exist\n"); return -EINVAL; } @@ -96,12 +96,12 @@ static int target_fabric_mappedlun_link( * Make sure the SymLink is going to the same $FABRIC/$WWN/tpgt_$TPGT */ if (strcmp(config_item_name(wwn_ci), config_item_name(wwn_ci_s))) { - printk(KERN_ERR "Illegal Initiator ACL SymLink outside of %s\n", + pr_err("Illegal Initiator ACL SymLink outside of %s\n", config_item_name(wwn_ci)); return -EINVAL; } if (strcmp(config_item_name(tpg_ci), config_item_name(tpg_ci_s))) { - printk(KERN_ERR "Illegal Initiator ACL Symlink outside of %s" + pr_err("Illegal Initiator ACL Symlink outside of %s" " TPGT: %s\n", config_item_name(wwn_ci), config_item_name(tpg_ci)); return -EINVAL; @@ -147,7 +147,7 @@ static int target_fabric_mappedlun_unlink( /* * Determine if the underlying MappedLUN has already been released.. */ - if (!(deve->se_lun)) + if (!deve->se_lun) return 0; lun = container_of(to_config_group(lun_ci), struct se_lun, lun_group); @@ -202,7 +202,7 @@ static ssize_t target_fabric_mappedlun_store_write_protect( TRANSPORT_LUNFLAGS_READ_WRITE, lacl->se_lun_nacl); - printk(KERN_INFO "%s_ConfigFS: Changed Initiator ACL: %s" + pr_debug("%s_ConfigFS: Changed Initiator ACL: %s" " Mapped LUN: %u Write Protect bit to %s\n", se_tpg->se_tpg_tfo->get_fabric_name(), lacl->initiatorname, lacl->mapped_lun, (op) ? "ON" : "OFF"); @@ -327,14 +327,14 @@ static struct config_group *target_fabric_make_mappedlun( int ret = 0; acl_ci = &group->cg_item; - if (!(acl_ci)) { - printk(KERN_ERR "Unable to locatel acl_ci\n"); + if (!acl_ci) { + pr_err("Unable to locatel acl_ci\n"); return NULL; } buf = kzalloc(strlen(name) + 1, GFP_KERNEL); - if (!(buf)) { - printk(KERN_ERR "Unable to allocate memory for name buf\n"); + if (!buf) { + pr_err("Unable to allocate memory for name buf\n"); return ERR_PTR(-ENOMEM); } snprintf(buf, strlen(name) + 1, "%s", name); @@ -342,7 +342,7 @@ static struct config_group *target_fabric_make_mappedlun( * Make sure user is creating iscsi/$IQN/$TPGT/acls/$INITIATOR/lun_$ID. */ if (strstr(buf, "lun_") != buf) { - printk(KERN_ERR "Unable to locate \"lun_\" from buf: %s" + pr_err("Unable to locate \"lun_\" from buf: %s" " name: %s\n", buf, name); ret = -EINVAL; goto out; @@ -358,7 +358,7 @@ static struct config_group *target_fabric_make_mappedlun( lacl = core_dev_init_initiator_node_lun_acl(se_tpg, mapped_lun, config_item_name(acl_ci), &ret); - if (!(lacl)) { + if (!lacl) { ret = -EINVAL; goto out; } @@ -367,7 +367,7 @@ static struct config_group *target_fabric_make_mappedlun( lacl_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!lacl_cg->default_groups) { - printk(KERN_ERR "Unable to allocate lacl_cg->default_groups\n"); + pr_err("Unable to allocate lacl_cg->default_groups\n"); ret = -ENOMEM; goto out; } @@ -383,7 +383,7 @@ static struct config_group *target_fabric_make_mappedlun( ml_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, GFP_KERNEL); if (!ml_stat_grp->default_groups) { - printk(KERN_ERR "Unable to allocate ml_stat_grp->default_groups\n"); + pr_err("Unable to allocate ml_stat_grp->default_groups\n"); ret = -ENOMEM; goto out; } @@ -474,8 +474,8 @@ static struct config_group *target_fabric_make_nodeacl( struct se_node_acl *se_nacl; struct config_group *nacl_cg; - if (!(tf->tf_ops.fabric_make_nodeacl)) { - printk(KERN_ERR "tf->tf_ops.fabric_make_nodeacl is NULL\n"); + if (!tf->tf_ops.fabric_make_nodeacl) { + pr_err("tf->tf_ops.fabric_make_nodeacl is NULL\n"); return ERR_PTR(-ENOSYS); } @@ -572,13 +572,13 @@ static struct config_group *target_fabric_make_np( struct target_fabric_configfs *tf = se_tpg->se_tpg_wwn->wwn_tf; struct se_tpg_np *se_tpg_np; - if (!(tf->tf_ops.fabric_make_np)) { - printk(KERN_ERR "tf->tf_ops.fabric_make_np is NULL\n"); + if (!tf->tf_ops.fabric_make_np) { + pr_err("tf->tf_ops.fabric_make_np is NULL\n"); return ERR_PTR(-ENOSYS); } se_tpg_np = tf->tf_ops.fabric_make_np(se_tpg, group, name); - if (!(se_tpg_np) || IS_ERR(se_tpg_np)) + if (!se_tpg_np || IS_ERR(se_tpg_np)) return ERR_PTR(-EINVAL); se_tpg_np->tpg_np_parent = se_tpg; @@ -627,10 +627,7 @@ static ssize_t target_fabric_port_show_attr_alua_tg_pt_gp( struct se_lun *lun, char *page) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_show_tg_pt_gp_info(lun->lun_sep, page); @@ -641,10 +638,7 @@ static ssize_t target_fabric_port_store_attr_alua_tg_pt_gp( const char *page, size_t count) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_store_tg_pt_gp_info(lun->lun_sep, page, count); @@ -659,10 +653,7 @@ static ssize_t target_fabric_port_show_attr_alua_tg_pt_offline( struct se_lun *lun, char *page) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_show_offline_bit(lun, page); @@ -673,10 +664,7 @@ static ssize_t target_fabric_port_store_attr_alua_tg_pt_offline( const char *page, size_t count) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_store_offline_bit(lun, page, count); @@ -691,10 +679,7 @@ static ssize_t target_fabric_port_show_attr_alua_tg_pt_status( struct se_lun *lun, char *page) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_show_secondary_status(lun, page); @@ -705,10 +690,7 @@ static ssize_t target_fabric_port_store_attr_alua_tg_pt_status( const char *page, size_t count) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_store_secondary_status(lun, page, count); @@ -723,10 +705,7 @@ static ssize_t target_fabric_port_show_attr_alua_tg_pt_write_md( struct se_lun *lun, char *page) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_show_secondary_write_metadata(lun, page); @@ -737,10 +716,7 @@ static ssize_t target_fabric_port_store_attr_alua_tg_pt_write_md( const char *page, size_t count) { - if (!(lun)) - return -ENODEV; - - if (!(lun->lun_sep)) + if (!lun || !lun->lun_sep) return -ENODEV; return core_alua_store_secondary_write_metadata(lun, page, count); @@ -781,13 +757,13 @@ static int target_fabric_port_link( tf = se_tpg->se_tpg_wwn->wwn_tf; if (lun->lun_se_dev != NULL) { - printk(KERN_ERR "Port Symlink already exists\n"); + pr_err("Port Symlink already exists\n"); return -EEXIST; } dev = se_dev->se_dev_ptr; - if (!(dev)) { - printk(KERN_ERR "Unable to locate struct se_device pointer from" + if (!dev) { + pr_err("Unable to locate struct se_device pointer from" " %s\n", config_item_name(se_dev_ci)); ret = -ENODEV; goto out; @@ -795,8 +771,8 @@ static int target_fabric_port_link( lun_p = core_dev_add_lun(se_tpg, dev->se_hba, dev, lun->unpacked_lun); - if ((IS_ERR(lun_p)) || !(lun_p)) { - printk(KERN_ERR "core_dev_add_lun() failed\n"); + if (IS_ERR(lun_p) || !lun_p) { + pr_err("core_dev_add_lun() failed\n"); ret = -EINVAL; goto out; } @@ -888,7 +864,7 @@ static struct config_group *target_fabric_make_lun( int errno; if (strstr(name, "lun_") != name) { - printk(KERN_ERR "Unable to locate \'_\" in" + pr_err("Unable to locate \'_\" in" " \"lun_$LUN_NUMBER\"\n"); return ERR_PTR(-EINVAL); } @@ -896,14 +872,14 @@ static struct config_group *target_fabric_make_lun( return ERR_PTR(-EINVAL); lun = core_get_lun_from_tpg(se_tpg, unpacked_lun); - if (!(lun)) + if (!lun) return ERR_PTR(-EINVAL); lun_cg = &lun->lun_group; lun_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!lun_cg->default_groups) { - printk(KERN_ERR "Unable to allocate lun_cg->default_groups\n"); + pr_err("Unable to allocate lun_cg->default_groups\n"); return ERR_PTR(-ENOMEM); } @@ -918,7 +894,7 @@ static struct config_group *target_fabric_make_lun( port_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, GFP_KERNEL); if (!port_stat_grp->default_groups) { - printk(KERN_ERR "Unable to allocate port_stat_grp->default_groups\n"); + pr_err("Unable to allocate port_stat_grp->default_groups\n"); errno = -ENOMEM; goto out; } @@ -1031,13 +1007,13 @@ static struct config_group *target_fabric_make_tpg( struct target_fabric_configfs *tf = wwn->wwn_tf; struct se_portal_group *se_tpg; - if (!(tf->tf_ops.fabric_make_tpg)) { - printk(KERN_ERR "tf->tf_ops.fabric_make_tpg is NULL\n"); + if (!tf->tf_ops.fabric_make_tpg) { + pr_err("tf->tf_ops.fabric_make_tpg is NULL\n"); return ERR_PTR(-ENOSYS); } se_tpg = tf->tf_ops.fabric_make_tpg(wwn, group, name); - if (!(se_tpg) || IS_ERR(se_tpg)) + if (!se_tpg || IS_ERR(se_tpg)) return ERR_PTR(-EINVAL); /* * Setup default groups from pre-allocated se_tpg->tpg_default_groups @@ -1130,13 +1106,13 @@ static struct config_group *target_fabric_make_wwn( struct target_fabric_configfs, tf_group); struct se_wwn *wwn; - if (!(tf->tf_ops.fabric_make_wwn)) { - printk(KERN_ERR "tf->tf_ops.fabric_make_wwn is NULL\n"); + if (!tf->tf_ops.fabric_make_wwn) { + pr_err("tf->tf_ops.fabric_make_wwn is NULL\n"); return ERR_PTR(-ENOSYS); } wwn = tf->tf_ops.fabric_make_wwn(tf, group, name); - if (!(wwn) || IS_ERR(wwn)) + if (!wwn || IS_ERR(wwn)) return ERR_PTR(-EINVAL); wwn->wwn_tf = tf; diff --git a/drivers/target/target_core_fabric_lib.c b/drivers/target/target_core_fabric_lib.c index 1e193f3..a299688 100644 --- a/drivers/target/target_core_fabric_lib.c +++ b/drivers/target/target_core_fabric_lib.c @@ -172,7 +172,7 @@ u32 fc_get_pr_transport_id( ptr = &se_nacl->initiatorname[0]; for (i = 0; i < 24; ) { - if (!(strncmp(&ptr[i], ":", 1))) { + if (!strncmp(&ptr[i], ":", 1)) { i++; continue; } @@ -386,7 +386,7 @@ char *iscsi_parse_pr_out_transport_id( * Reserved */ if ((format_code != 0x00) && (format_code != 0x40)) { - printk(KERN_ERR "Illegal format code: 0x%02x for iSCSI" + pr_err("Illegal format code: 0x%02x for iSCSI" " Initiator Transport ID\n", format_code); return NULL; } @@ -406,7 +406,7 @@ char *iscsi_parse_pr_out_transport_id( tid_len += padding; if ((add_len + 4) != tid_len) { - printk(KERN_INFO "LIO-Target Extracted add_len: %hu " + pr_debug("LIO-Target Extracted add_len: %hu " "does not match calculated tid_len: %u," " using tid_len instead\n", add_len+4, tid_len); *out_tid_len = tid_len; @@ -420,8 +420,8 @@ char *iscsi_parse_pr_out_transport_id( */ if (format_code == 0x40) { p = strstr((char *)&buf[4], ",i,0x"); - if (!(p)) { - printk(KERN_ERR "Unable to locate \",i,0x\" seperator" + if (!p) { + pr_err("Unable to locate \",i,0x\" seperator" " for Initiator port identifier: %s\n", (char *)&buf[4]); return NULL; diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 5c47f42..bc1b336 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -42,18 +42,6 @@ #include "target_core_file.h" -#if 1 -#define DEBUG_FD_CACHE(x...) printk(x) -#else -#define DEBUG_FD_CACHE(x...) -#endif - -#if 1 -#define DEBUG_FD_FUA(x...) printk(x) -#else -#define DEBUG_FD_FUA(x...) -#endif - static struct se_subsystem_api fileio_template; /* fd_attach_hba(): (Part of se_subsystem_api_t template) @@ -65,8 +53,8 @@ static int fd_attach_hba(struct se_hba *hba, u32 host_id) struct fd_host *fd_host; fd_host = kzalloc(sizeof(struct fd_host), GFP_KERNEL); - if (!(fd_host)) { - printk(KERN_ERR "Unable to allocate memory for struct fd_host\n"); + if (!fd_host) { + pr_err("Unable to allocate memory for struct fd_host\n"); return -ENOMEM; } @@ -74,10 +62,10 @@ static int fd_attach_hba(struct se_hba *hba, u32 host_id) hba->hba_ptr = fd_host; - printk(KERN_INFO "CORE_HBA[%d] - TCM FILEIO HBA Driver %s on Generic" + pr_debug("CORE_HBA[%d] - TCM FILEIO HBA Driver %s on Generic" " Target Core Stack %s\n", hba->hba_id, FD_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached FILEIO HBA: %u to Generic" + pr_debug("CORE_HBA[%d] - Attached FILEIO HBA: %u to Generic" " MaxSectors: %u\n", hba->hba_id, fd_host->fd_host_id, FD_MAX_SECTORS); @@ -88,7 +76,7 @@ static void fd_detach_hba(struct se_hba *hba) { struct fd_host *fd_host = hba->hba_ptr; - printk(KERN_INFO "CORE_HBA[%d] - Detached FILEIO HBA: %u from Generic" + pr_debug("CORE_HBA[%d] - Detached FILEIO HBA: %u from Generic" " Target Core\n", hba->hba_id, fd_host->fd_host_id); kfree(fd_host); @@ -101,14 +89,14 @@ static void *fd_allocate_virtdevice(struct se_hba *hba, const char *name) struct fd_host *fd_host = (struct fd_host *) hba->hba_ptr; fd_dev = kzalloc(sizeof(struct fd_dev), GFP_KERNEL); - if (!(fd_dev)) { - printk(KERN_ERR "Unable to allocate memory for struct fd_dev\n"); + if (!fd_dev) { + pr_err("Unable to allocate memory for struct fd_dev\n"); return NULL; } fd_dev->fd_host = fd_host; - printk(KERN_INFO "FILEIO: Allocated fd_dev for %p\n", name); + pr_debug("FILEIO: Allocated fd_dev for %p\n", name); return fd_dev; } @@ -141,7 +129,7 @@ static struct se_device *fd_create_virtdevice( set_fs(old_fs); if (IS_ERR(dev_p)) { - printk(KERN_ERR "getname(%s) failed: %lu\n", + pr_err("getname(%s) failed: %lu\n", fd_dev->fd_dev_name, IS_ERR(dev_p)); ret = PTR_ERR(dev_p); goto fail; @@ -164,12 +152,12 @@ static struct se_device *fd_create_virtdevice( file = filp_open(dev_p, flags, 0600); if (IS_ERR(file)) { - printk(KERN_ERR "filp_open(%s) failed\n", dev_p); + pr_err("filp_open(%s) failed\n", dev_p); ret = PTR_ERR(file); goto fail; } if (!file || !file->f_dentry) { - printk(KERN_ERR "filp_open(%s) failed\n", dev_p); + pr_err("filp_open(%s) failed\n", dev_p); goto fail; } fd_dev->fd_file = file; @@ -199,14 +187,14 @@ static struct se_device *fd_create_virtdevice( fd_dev->fd_dev_size = (i_size_read(file->f_mapping->host) - fd_dev->fd_block_size); - printk(KERN_INFO "FILEIO: Using size: %llu bytes from struct" + pr_debug("FILEIO: Using size: %llu bytes from struct" " block_device blocks: %llu logical_block_size: %d\n", fd_dev->fd_dev_size, div_u64(fd_dev->fd_dev_size, fd_dev->fd_block_size), fd_dev->fd_block_size); } else { if (!(fd_dev->fbd_flags & FBDF_HAS_SIZE)) { - printk(KERN_ERR "FILEIO: Missing fd_dev_size=" + pr_err("FILEIO: Missing fd_dev_size=" " parameter, and no backing struct" " block_device\n"); goto fail; @@ -225,13 +213,13 @@ static struct se_device *fd_create_virtdevice( dev = transport_add_device_to_core_hba(hba, &fileio_template, se_dev, dev_flags, fd_dev, &dev_limits, "FILEIO", FD_VERSION); - if (!(dev)) + if (!dev) goto fail; fd_dev->fd_dev_id = fd_host->fd_host_dev_id_count++; fd_dev->fd_queue_depth = dev->queue_depth; - printk(KERN_INFO "CORE_FILE[%u] - Added TCM FILEIO Device ID: %u at %s," + pr_debug("CORE_FILE[%u] - Added TCM FILEIO Device ID: %u at %s," " %llu total bytes\n", fd_host->fd_host_id, fd_dev->fd_dev_id, fd_dev->fd_dev_name, fd_dev->fd_dev_size); @@ -269,25 +257,24 @@ static inline struct fd_request *FILE_REQ(struct se_task *task) static struct se_task * -fd_alloc_task(struct se_cmd *cmd) +fd_alloc_task(unsigned char *cdb) { struct fd_request *fd_req; fd_req = kzalloc(sizeof(struct fd_request), GFP_KERNEL); - if (!(fd_req)) { - printk(KERN_ERR "Unable to allocate struct fd_request\n"); + if (!fd_req) { + pr_err("Unable to allocate struct fd_request\n"); return NULL; } - fd_req->fd_dev = cmd->se_dev->dev_ptr; - return &fd_req->fd_task; } static int fd_do_readv(struct se_task *task) { struct fd_request *req = FILE_REQ(task); - struct file *fd = req->fd_dev->fd_file; + struct fd_dev *dev = req->fd_task.se_dev->dev_ptr; + struct file *fd = dev->fd_file; struct scatterlist *sg = task->task_sg; struct iovec *iov; mm_segment_t old_fs; @@ -295,20 +282,20 @@ static int fd_do_readv(struct se_task *task) task->se_dev->se_sub_dev->se_dev_attrib.block_size); int ret = 0, i; - iov = kzalloc(sizeof(struct iovec) * task->task_sg_num, GFP_KERNEL); - if (!(iov)) { - printk(KERN_ERR "Unable to allocate fd_do_readv iov[]\n"); + iov = kzalloc(sizeof(struct iovec) * task->task_sg_nents, GFP_KERNEL); + if (!iov) { + pr_err("Unable to allocate fd_do_readv iov[]\n"); return -ENOMEM; } - for (i = 0; i < task->task_sg_num; i++) { + for (i = 0; i < task->task_sg_nents; i++) { iov[i].iov_len = sg[i].length; iov[i].iov_base = sg_virt(&sg[i]); } old_fs = get_fs(); set_fs(get_ds()); - ret = vfs_readv(fd, &iov[0], task->task_sg_num, &pos); + ret = vfs_readv(fd, &iov[0], task->task_sg_nents, &pos); set_fs(old_fs); kfree(iov); @@ -319,14 +306,14 @@ static int fd_do_readv(struct se_task *task) */ if (S_ISBLK(fd->f_dentry->d_inode->i_mode)) { if (ret < 0 || ret != task->task_size) { - printk(KERN_ERR "vfs_readv() returned %d," + pr_err("vfs_readv() returned %d," " expecting %d for S_ISBLK\n", ret, (int)task->task_size); return (ret < 0 ? ret : -EINVAL); } } else { if (ret < 0) { - printk(KERN_ERR "vfs_readv() returned %d for non" + pr_err("vfs_readv() returned %d for non" " S_ISBLK\n", ret); return ret; } @@ -338,7 +325,8 @@ static int fd_do_readv(struct se_task *task) static int fd_do_writev(struct se_task *task) { struct fd_request *req = FILE_REQ(task); - struct file *fd = req->fd_dev->fd_file; + struct fd_dev *dev = req->fd_task.se_dev->dev_ptr; + struct file *fd = dev->fd_file; struct scatterlist *sg = task->task_sg; struct iovec *iov; mm_segment_t old_fs; @@ -346,26 +334,26 @@ static int fd_do_writev(struct se_task *task) task->se_dev->se_sub_dev->se_dev_attrib.block_size); int ret, i = 0; - iov = kzalloc(sizeof(struct iovec) * task->task_sg_num, GFP_KERNEL); - if (!(iov)) { - printk(KERN_ERR "Unable to allocate fd_do_writev iov[]\n"); + iov = kzalloc(sizeof(struct iovec) * task->task_sg_nents, GFP_KERNEL); + if (!iov) { + pr_err("Unable to allocate fd_do_writev iov[]\n"); return -ENOMEM; } - for (i = 0; i < task->task_sg_num; i++) { + for (i = 0; i < task->task_sg_nents; i++) { iov[i].iov_len = sg[i].length; iov[i].iov_base = sg_virt(&sg[i]); } old_fs = get_fs(); set_fs(get_ds()); - ret = vfs_writev(fd, &iov[0], task->task_sg_num, &pos); + ret = vfs_writev(fd, &iov[0], task->task_sg_nents, &pos); set_fs(old_fs); kfree(iov); if (ret < 0 || ret != task->task_size) { - printk(KERN_ERR "vfs_writev() returned %d\n", ret); + pr_err("vfs_writev() returned %d\n", ret); return (ret < 0 ? ret : -EINVAL); } @@ -404,7 +392,7 @@ static void fd_emulate_sync_cache(struct se_task *task) ret = vfs_fsync_range(fd_dev->fd_file, start, end, 1); if (ret != 0) - printk(KERN_ERR "FILEIO: vfs_fsync_range() failed: %d\n", ret); + pr_err("FILEIO: vfs_fsync_range() failed: %d\n", ret); if (!immed) transport_complete_sync_cache(cmd, ret == 0); @@ -449,12 +437,12 @@ static void fd_emulate_write_fua(struct se_cmd *cmd, struct se_task *task) loff_t end = start + task->task_size; int ret; - DEBUG_FD_CACHE("FILEIO: FUA WRITE LBA: %llu, bytes: %u\n", + pr_debug("FILEIO: FUA WRITE LBA: %llu, bytes: %u\n", task->task_lba, task->task_size); ret = vfs_fsync_range(fd_dev->fd_file, start, end, 1); if (ret != 0) - printk(KERN_ERR "FILEIO: vfs_fsync_range() failed: %d\n", ret); + pr_err("FILEIO: vfs_fsync_range() failed: %d\n", ret); } static int fd_do_task(struct se_task *task) @@ -548,7 +536,7 @@ static ssize_t fd_set_configfs_dev_params( snprintf(fd_dev->fd_dev_name, FD_MAX_DEV_NAME, "%s", arg_p); kfree(arg_p); - printk(KERN_INFO "FILEIO: Referencing Path: %s\n", + pr_debug("FILEIO: Referencing Path: %s\n", fd_dev->fd_dev_name); fd_dev->fbd_flags |= FBDF_HAS_PATH; break; @@ -561,23 +549,23 @@ static ssize_t fd_set_configfs_dev_params( ret = strict_strtoull(arg_p, 0, &fd_dev->fd_dev_size); kfree(arg_p); if (ret < 0) { - printk(KERN_ERR "strict_strtoull() failed for" + pr_err("strict_strtoull() failed for" " fd_dev_size=\n"); goto out; } - printk(KERN_INFO "FILEIO: Referencing Size: %llu" + pr_debug("FILEIO: Referencing Size: %llu" " bytes\n", fd_dev->fd_dev_size); fd_dev->fbd_flags |= FBDF_HAS_SIZE; break; case Opt_fd_buffered_io: match_int(args, &arg); if (arg != 1) { - printk(KERN_ERR "bogus fd_buffered_io=%d value\n", arg); + pr_err("bogus fd_buffered_io=%d value\n", arg); ret = -EINVAL; goto out; } - printk(KERN_INFO "FILEIO: Using buffered I/O" + pr_debug("FILEIO: Using buffered I/O" " operations for struct fd_dev\n"); fd_dev->fbd_flags |= FDBD_USE_BUFFERED_IO; @@ -597,7 +585,7 @@ static ssize_t fd_check_configfs_dev_params(struct se_hba *hba, struct se_subsys struct fd_dev *fd_dev = (struct fd_dev *) se_dev->se_dev_su_ptr; if (!(fd_dev->fbd_flags & FBDF_HAS_PATH)) { - printk(KERN_ERR "Missing fd_dev_name=\n"); + pr_err("Missing fd_dev_name=\n"); return -EINVAL; } diff --git a/drivers/target/target_core_file.h b/drivers/target/target_core_file.h index 6386d3f..daebd71 100644 --- a/drivers/target/target_core_file.h +++ b/drivers/target/target_core_file.h @@ -16,8 +16,6 @@ struct fd_request { struct se_task fd_task; /* SCSI CDB from iSCSI Command PDU */ unsigned char fd_scsi_cdb[TCM_MAX_COMMAND_SIZE]; - /* FILEIO device */ - struct fd_dev *fd_dev; } ____cacheline_aligned; #define FBDF_HAS_PATH 0x01 diff --git a/drivers/target/target_core_hba.c b/drivers/target/target_core_hba.c index bd9da25..0639b97 100644 --- a/drivers/target/target_core_hba.c +++ b/drivers/target/target_core_hba.c @@ -58,8 +58,8 @@ int transport_subsystem_register(struct se_subsystem_api *sub_api) mutex_lock(&subsystem_mutex); list_for_each_entry(s, &subsystem_list, sub_api_list) { - if (!(strcmp(s->name, sub_api->name))) { - printk(KERN_ERR "%p is already registered with" + if (!strcmp(s->name, sub_api->name)) { + pr_err("%p is already registered with" " duplicate name %s, unable to process" " request\n", s, s->name); mutex_unlock(&subsystem_mutex); @@ -69,7 +69,7 @@ int transport_subsystem_register(struct se_subsystem_api *sub_api) list_add_tail(&sub_api->sub_api_list, &subsystem_list); mutex_unlock(&subsystem_mutex); - printk(KERN_INFO "TCM: Registered subsystem plugin: %s struct module:" + pr_debug("TCM: Registered subsystem plugin: %s struct module:" " %p\n", sub_api->name, sub_api->owner); return 0; } @@ -109,7 +109,7 @@ core_alloc_hba(const char *plugin_name, u32 plugin_dep_id, u32 hba_flags) hba = kzalloc(sizeof(*hba), GFP_KERNEL); if (!hba) { - printk(KERN_ERR "Unable to allocate struct se_hba\n"); + pr_err("Unable to allocate struct se_hba\n"); return ERR_PTR(-ENOMEM); } @@ -135,7 +135,7 @@ core_alloc_hba(const char *plugin_name, u32 plugin_dep_id, u32 hba_flags) list_add_tail(&hba->hba_node, &hba_list); spin_unlock(&hba_lock); - printk(KERN_INFO "CORE_HBA[%d] - Attached HBA to Generic Target" + pr_debug("CORE_HBA[%d] - Attached HBA to Generic Target" " Core\n", hba->hba_id); return hba; @@ -161,7 +161,7 @@ core_delete_hba(struct se_hba *hba) list_del(&hba->hba_node); spin_unlock(&hba_lock); - printk(KERN_INFO "CORE_HBA[%d] - Detached HBA from Generic Target" + pr_debug("CORE_HBA[%d] - Detached HBA from Generic Target" " Core\n", hba->hba_id); if (hba->transport->owner) diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 164b721..251fc66 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -47,12 +47,6 @@ #include "target_core_iblock.h" -#if 0 -#define DEBUG_IBLOCK(x...) printk(x) -#else -#define DEBUG_IBLOCK(x...) -#endif - static struct se_subsystem_api iblock_template; static void iblock_bio_done(struct bio *, int); @@ -66,8 +60,8 @@ static int iblock_attach_hba(struct se_hba *hba, u32 host_id) struct iblock_hba *ib_host; ib_host = kzalloc(sizeof(struct iblock_hba), GFP_KERNEL); - if (!(ib_host)) { - printk(KERN_ERR "Unable to allocate memory for" + if (!ib_host) { + pr_err("Unable to allocate memory for" " struct iblock_hba\n"); return -ENOMEM; } @@ -76,11 +70,11 @@ static int iblock_attach_hba(struct se_hba *hba, u32 host_id) hba->hba_ptr = ib_host; - printk(KERN_INFO "CORE_HBA[%d] - TCM iBlock HBA Driver %s on" + pr_debug("CORE_HBA[%d] - TCM iBlock HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, IBLOCK_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached iBlock HBA: %u to Generic\n", + pr_debug("CORE_HBA[%d] - Attached iBlock HBA: %u to Generic\n", hba->hba_id, ib_host->iblock_host_id); return 0; @@ -90,7 +84,7 @@ static void iblock_detach_hba(struct se_hba *hba) { struct iblock_hba *ib_host = hba->hba_ptr; - printk(KERN_INFO "CORE_HBA[%d] - Detached iBlock HBA: %u from Generic" + pr_debug("CORE_HBA[%d] - Detached iBlock HBA: %u from Generic" " Target Core\n", hba->hba_id, ib_host->iblock_host_id); kfree(ib_host); @@ -103,13 +97,13 @@ static void *iblock_allocate_virtdevice(struct se_hba *hba, const char *name) struct iblock_hba *ib_host = hba->hba_ptr; ib_dev = kzalloc(sizeof(struct iblock_dev), GFP_KERNEL); - if (!(ib_dev)) { - printk(KERN_ERR "Unable to allocate struct iblock_dev\n"); + if (!ib_dev) { + pr_err("Unable to allocate struct iblock_dev\n"); return NULL; } ib_dev->ibd_host = ib_host; - printk(KERN_INFO "IBLOCK: Allocated ib_dev for %s\n", name); + pr_debug( "IBLOCK: Allocated ib_dev for %s\n", name); return ib_dev; } @@ -128,8 +122,8 @@ static struct se_device *iblock_create_virtdevice( u32 dev_flags = 0; int ret = -EINVAL; - if (!(ib_dev)) { - printk(KERN_ERR "Unable to locate struct iblock_dev parameter\n"); + if (!ib_dev) { + pr_err("Unable to locate struct iblock_dev parameter\n"); return ERR_PTR(ret); } memset(&dev_limits, 0, sizeof(struct se_dev_limits)); @@ -137,16 +131,16 @@ static struct se_device *iblock_create_virtdevice( * These settings need to be made tunable.. */ ib_dev->ibd_bio_set = bioset_create(32, 64); - if (!(ib_dev->ibd_bio_set)) { - printk(KERN_ERR "IBLOCK: Unable to create bioset()\n"); + if (!ib_dev->ibd_bio_set) { + pr_err("IBLOCK: Unable to create bioset()\n"); return ERR_PTR(-ENOMEM); } - printk(KERN_INFO "IBLOCK: Created bio_set()\n"); + pr_debug("IBLOCK: Created bio_set()\n"); /* * iblock_check_configfs_dev_params() ensures that ib_dev->ibd_udev_path * must already have been set in order for echo 1 > $HBA/$DEV/enable to run. */ - printk(KERN_INFO "IBLOCK: Claiming struct block_device: %s\n", + pr_debug( "IBLOCK: Claiming struct block_device: %s\n", ib_dev->ibd_udev_path); bd = blkdev_get_by_path(ib_dev->ibd_udev_path, @@ -172,7 +166,7 @@ static struct se_device *iblock_create_virtdevice( dev = transport_add_device_to_core_hba(hba, &iblock_template, se_dev, dev_flags, ib_dev, &dev_limits, "IBLOCK", IBLOCK_VERSION); - if (!(dev)) + if (!dev) goto failed; /* @@ -192,7 +186,7 @@ static struct se_device *iblock_create_virtdevice( dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment = q->limits.discard_alignment; - printk(KERN_INFO "IBLOCK: BLOCK Discard support available," + pr_debug("IBLOCK: BLOCK Discard support available," " disabled by default\n"); } @@ -227,17 +221,16 @@ static inline struct iblock_req *IBLOCK_REQ(struct se_task *task) } static struct se_task * -iblock_alloc_task(struct se_cmd *cmd) +iblock_alloc_task(unsigned char *cdb) { struct iblock_req *ib_req; ib_req = kzalloc(sizeof(struct iblock_req), GFP_KERNEL); - if (!(ib_req)) { - printk(KERN_ERR "Unable to allocate memory for struct iblock_req\n"); + if (!ib_req) { + pr_err("Unable to allocate memory for struct iblock_req\n"); return NULL; } - ib_req->ib_dev = cmd->se_dev->dev_ptr; atomic_set(&ib_req->ib_bio_cnt, 0); return &ib_req->ib_task; } @@ -345,7 +338,7 @@ static void iblock_emulate_sync_cache(struct se_task *task) */ ret = blkdev_issue_flush(ib_dev->ibd_bd, GFP_KERNEL, &error_sector); if (ret != 0) { - printk(KERN_ERR "IBLOCK: block_issue_flush() failed: %d " + pr_err("IBLOCK: block_issue_flush() failed: %d " " error_sector: %llu\n", ret, (unsigned long long)error_sector); } @@ -409,8 +402,9 @@ static int iblock_do_task(struct se_task *task) while (bio) { nbio = bio->bi_next; bio->bi_next = NULL; - DEBUG_IBLOCK("Calling submit_bio() task: %p bio: %p" - " bio->bi_sector: %llu\n", task, bio, bio->bi_sector); + pr_debug("Calling submit_bio() task: %p bio: %p" + " bio->bi_sector: %llu\n", task, bio, + (unsigned long long)bio->bi_sector); submit_bio(rw, bio); bio = nbio; @@ -480,7 +474,7 @@ static ssize_t iblock_set_configfs_dev_params(struct se_hba *hba, switch (token) { case Opt_udev_path: if (ib_dev->ibd_bd) { - printk(KERN_ERR "Unable to set udev_path= while" + pr_err("Unable to set udev_path= while" " ib_dev->ibd_bd exists\n"); ret = -EEXIST; goto out; @@ -493,7 +487,7 @@ static ssize_t iblock_set_configfs_dev_params(struct se_hba *hba, snprintf(ib_dev->ibd_udev_path, SE_UDEV_PATH_LEN, "%s", arg_p); kfree(arg_p); - printk(KERN_INFO "IBLOCK: Referencing UDEV path: %s\n", + pr_debug("IBLOCK: Referencing UDEV path: %s\n", ib_dev->ibd_udev_path); ib_dev->ibd_flags |= IBDF_HAS_UDEV_PATH; break; @@ -516,7 +510,7 @@ static ssize_t iblock_check_configfs_dev_params( struct iblock_dev *ibd = se_dev->se_dev_su_ptr; if (!(ibd->ibd_flags & IBDF_HAS_UDEV_PATH)) { - printk(KERN_ERR "Missing udev_path= parameters for IBLOCK\n"); + pr_err("Missing udev_path= parameters for IBLOCK\n"); return -EINVAL; } @@ -574,15 +568,15 @@ static struct bio *iblock_get_bio( struct bio *bio; bio = bio_alloc_bioset(GFP_NOIO, sg_num, ib_dev->ibd_bio_set); - if (!(bio)) { - printk(KERN_ERR "Unable to allocate memory for bio\n"); + if (!bio) { + pr_err("Unable to allocate memory for bio\n"); *ret = PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES; return NULL; } - DEBUG_IBLOCK("Allocated bio: %p task_sg_num: %u using ibd_bio_set:" - " %p\n", bio, task->task_sg_num, ib_dev->ibd_bio_set); - DEBUG_IBLOCK("Allocated bio: %p task_size: %u\n", bio, task->task_size); + pr_debug("Allocated bio: %p task_sg_nents: %u using ibd_bio_set:" + " %p\n", bio, task->task_sg_nents, ib_dev->ibd_bio_set); + pr_debug("Allocated bio: %p task_size: %u\n", bio, task->task_size); bio->bi_bdev = ib_dev->ibd_bd; bio->bi_private = task; @@ -591,8 +585,8 @@ static struct bio *iblock_get_bio( bio->bi_sector = lba; atomic_inc(&ib_req->ib_bio_cnt); - DEBUG_IBLOCK("Set bio->bi_sector: %llu\n", bio->bi_sector); - DEBUG_IBLOCK("Set ib_req->ib_bio_cnt: %d\n", + pr_debug("Set bio->bi_sector: %llu\n", (unsigned long long)bio->bi_sector); + pr_debug("Set ib_req->ib_bio_cnt: %d\n", atomic_read(&ib_req->ib_bio_cnt)); return bio; } @@ -606,7 +600,7 @@ static int iblock_map_task_SG(struct se_task *task) struct bio *bio = NULL, *hbio = NULL, *tbio = NULL; struct scatterlist *sg; int ret = 0; - u32 i, sg_num = task->task_sg_num; + u32 i, sg_num = task->task_sg_nents; sector_t block_lba; /* * Do starting conversion up from non 512-byte blocksize with @@ -621,13 +615,13 @@ static int iblock_map_task_SG(struct se_task *task) else if (dev->se_sub_dev->se_dev_attrib.block_size == 512) block_lba = task->task_lba; else { - printk(KERN_ERR "Unsupported SCSI -> BLOCK LBA conversion:" + pr_err("Unsupported SCSI -> BLOCK LBA conversion:" " %u\n", dev->se_sub_dev->se_dev_attrib.block_size); return PYX_TRANSPORT_LU_COMM_FAILURE; } bio = iblock_get_bio(task, ib_req, ib_dev, &ret, block_lba, sg_num); - if (!(bio)) + if (!bio) return ret; ib_req->ib_bio = bio; @@ -636,41 +630,41 @@ static int iblock_map_task_SG(struct se_task *task) * Use fs/bio.c:bio_add_pages() to setup the bio_vec maplist * from task->task_sg -> struct scatterlist memory. */ - for_each_sg(task->task_sg, sg, task->task_sg_num, i) { - DEBUG_IBLOCK("task: %p bio: %p Calling bio_add_page(): page:" + for_each_sg(task->task_sg, sg, task->task_sg_nents, i) { + pr_debug("task: %p bio: %p Calling bio_add_page(): page:" " %p len: %u offset: %u\n", task, bio, sg_page(sg), sg->length, sg->offset); again: ret = bio_add_page(bio, sg_page(sg), sg->length, sg->offset); if (ret != sg->length) { - DEBUG_IBLOCK("*** Set bio->bi_sector: %llu\n", - bio->bi_sector); - DEBUG_IBLOCK("** task->task_size: %u\n", + pr_debug("*** Set bio->bi_sector: %llu\n", + (unsigned long long)bio->bi_sector); + pr_debug("** task->task_size: %u\n", task->task_size); - DEBUG_IBLOCK("*** bio->bi_max_vecs: %u\n", + pr_debug("*** bio->bi_max_vecs: %u\n", bio->bi_max_vecs); - DEBUG_IBLOCK("*** bio->bi_vcnt: %u\n", + pr_debug("*** bio->bi_vcnt: %u\n", bio->bi_vcnt); bio = iblock_get_bio(task, ib_req, ib_dev, &ret, block_lba, sg_num); - if (!(bio)) + if (!bio) goto fail; tbio = tbio->bi_next = bio; - DEBUG_IBLOCK("-----------------> Added +1 bio: %p to" + pr_debug("-----------------> Added +1 bio: %p to" " list, Going to again\n", bio); goto again; } /* Always in 512 byte units for Linux/Block */ block_lba += sg->length >> IBLOCK_LBA_SHIFT; sg_num--; - DEBUG_IBLOCK("task: %p bio-add_page() passed!, decremented" + pr_debug("task: %p bio-add_page() passed!, decremented" " sg_num to %u\n", task, sg_num); - DEBUG_IBLOCK("task: %p bio_add_page() passed!, increased lba" - " to %llu\n", task, block_lba); - DEBUG_IBLOCK("task: %p bio_add_page() passed!, bio->bi_vcnt:" + pr_debug("task: %p bio_add_page() passed!, increased lba" + " to %llu\n", task, (unsigned long long)block_lba); + pr_debug("task: %p bio_add_page() passed!, bio->bi_vcnt:" " %u\n", task, bio->bi_vcnt); } @@ -716,11 +710,11 @@ static void iblock_bio_done(struct bio *bio, int err) /* * Set -EIO if !BIO_UPTODATE and the passed is still err=0 */ - if (!(test_bit(BIO_UPTODATE, &bio->bi_flags)) && !(err)) + if (!test_bit(BIO_UPTODATE, &bio->bi_flags) && !err) err = -EIO; if (err != 0) { - printk(KERN_ERR "test_bit(BIO_UPTODATE) failed for bio: %p," + pr_err("test_bit(BIO_UPTODATE) failed for bio: %p," " err: %d\n", bio, err); /* * Bump the ib_bio_err_cnt and release bio. @@ -731,15 +725,15 @@ static void iblock_bio_done(struct bio *bio, int err) /* * Wait to complete the task until the last bio as completed. */ - if (!(atomic_dec_and_test(&ibr->ib_bio_cnt))) + if (!atomic_dec_and_test(&ibr->ib_bio_cnt)) return; ibr->ib_bio = NULL; transport_complete_task(task, 0); return; } - DEBUG_IBLOCK("done[%p] bio: %p task_lba: %llu bio_lba: %llu err=%d\n", - task, bio, task->task_lba, bio->bi_sector, err); + pr_debug("done[%p] bio: %p task_lba: %llu bio_lba: %llu err=%d\n", + task, bio, task->task_lba, (unsigned long long)bio->bi_sector, err); /* * bio_put() will call iblock_bio_destructor() to release the bio back * to ibr->ib_bio_set. @@ -748,7 +742,7 @@ static void iblock_bio_done(struct bio *bio, int err) /* * Wait to complete the task until the last bio as completed. */ - if (!(atomic_dec_and_test(&ibr->ib_bio_cnt))) + if (!atomic_dec_and_test(&ibr->ib_bio_cnt)) return; /* * Return GOOD status for task if zero ib_bio_err_cnt exists. diff --git a/drivers/target/target_core_iblock.h b/drivers/target/target_core_iblock.h index 2aa1d27..a121cd1 100644 --- a/drivers/target/target_core_iblock.h +++ b/drivers/target/target_core_iblock.h @@ -12,7 +12,6 @@ struct iblock_req { atomic_t ib_bio_cnt; atomic_t ib_bio_err_cnt; struct bio *ib_bio; - struct iblock_dev *ib_dev; } ____cacheline_aligned; #define IBDF_HAS_UDEV_PATH 0x01 diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 3342843..1c1b849 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -62,7 +62,7 @@ int core_pr_dump_initiator_port( char *buf, u32 size) { - if (!(pr_reg->isid_present_at_reg)) + if (!pr_reg->isid_present_at_reg) return 0; snprintf(buf, size, ",i,0x%s", &pr_reg->pr_reg_isid[0]); @@ -95,7 +95,7 @@ static int core_scsi2_reservation_check(struct se_cmd *cmd, u32 *pr_reg_type) struct se_session *sess = cmd->se_sess; int ret; - if (!(sess)) + if (!sess) return 0; spin_lock(&dev->dev_reservation_lock); @@ -123,7 +123,7 @@ static int core_scsi2_reservation_release(struct se_cmd *cmd) struct se_session *sess = cmd->se_sess; struct se_portal_group *tpg = sess->se_tpg; - if (!(sess) || !(tpg)) + if (!sess || !tpg) return 0; spin_lock(&dev->dev_reservation_lock); @@ -142,7 +142,7 @@ static int core_scsi2_reservation_release(struct se_cmd *cmd) dev->dev_res_bin_isid = 0; dev->dev_flags &= ~DF_SPC2_RESERVATIONS_WITH_ISID; } - printk(KERN_INFO "SCSI-2 Released reservation for %s LUN: %u ->" + pr_debug("SCSI-2 Released reservation for %s LUN: %u ->" " MAPPED LUN: %u for %s\n", tpg->se_tpg_tfo->get_fabric_name(), cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); @@ -159,7 +159,7 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) if ((cmd->t_task_cdb[1] & 0x01) && (cmd->t_task_cdb[1] & 0x02)) { - printk(KERN_ERR "LongIO and Obselete Bits set, returning" + pr_err("LongIO and Obselete Bits set, returning" " ILLEGAL_REQUEST\n"); return PYX_TRANSPORT_ILLEGAL_REQUEST; } @@ -167,18 +167,18 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) * This is currently the case for target_core_mod passthrough struct se_cmd * ops */ - if (!(sess) || !(tpg)) + if (!sess || !tpg) return 0; spin_lock(&dev->dev_reservation_lock); if (dev->dev_reserved_node_acl && (dev->dev_reserved_node_acl != sess->se_node_acl)) { - printk(KERN_ERR "SCSI-2 RESERVATION CONFLIFT for %s fabric\n", + pr_err("SCSI-2 RESERVATION CONFLIFT for %s fabric\n", tpg->se_tpg_tfo->get_fabric_name()); - printk(KERN_ERR "Original reserver LUN: %u %s\n", + pr_err("Original reserver LUN: %u %s\n", cmd->se_lun->unpacked_lun, dev->dev_reserved_node_acl->initiatorname); - printk(KERN_ERR "Current attempt - LUN: %u -> MAPPED LUN: %u" + pr_err("Current attempt - LUN: %u -> MAPPED LUN: %u" " from %s \n", cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); @@ -192,7 +192,7 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) dev->dev_res_bin_isid = sess->sess_bin_isid; dev->dev_flags |= DF_SPC2_RESERVATIONS_WITH_ISID; } - printk(KERN_INFO "SCSI-2 Reserved %s LUN: %u -> MAPPED LUN: %u" + pr_debug("SCSI-2 Reserved %s LUN: %u -> MAPPED LUN: %u" " for %s\n", tpg->se_tpg_tfo->get_fabric_name(), cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); @@ -220,10 +220,10 @@ int core_scsi2_emulate_crh(struct se_cmd *cmd) int crh = (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS); int conflict = 0; - if (!(se_sess)) + if (!se_sess) return 0; - if (!(crh)) + if (!crh) goto after_crh; pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl, @@ -280,7 +280,7 @@ int core_scsi2_emulate_crh(struct se_cmd *cmd) } if (conflict) { - printk(KERN_ERR "Received legacy SPC-2 RESERVE/RELEASE" + pr_err("Received legacy SPC-2 RESERVE/RELEASE" " while active SPC-3 registrations exist," " returning RESERVATION_CONFLICT\n"); return PYX_TRANSPORT_RESERVATION_CONFLICT; @@ -412,7 +412,7 @@ static int core_scsi3_pr_seq_non_holder( ret = (registered_nexus) ? 0 : 1; break; default: - printk(KERN_ERR "Unknown PERSISTENT_RESERVE_OUT service" + pr_err("Unknown PERSISTENT_RESERVE_OUT service" " action: 0x%02x\n", cdb[1] & 0x1f); return -EINVAL; } @@ -459,7 +459,7 @@ static int core_scsi3_pr_seq_non_holder( ret = 0; /* Allowed */ break; default: - printk(KERN_ERR "Unknown MI Service Action: 0x%02x\n", + pr_err("Unknown MI Service Action: 0x%02x\n", (cdb[1] & 0x1f)); return -EINVAL; } @@ -481,9 +481,9 @@ static int core_scsi3_pr_seq_non_holder( * Case where the CDB is explicitly allowed in the above switch * statement. */ - if (!(ret) && !(other_cdb)) { + if (!ret && !other_cdb) { #if 0 - printk(KERN_INFO "Allowing explict CDB: 0x%02x for %s" + pr_debug("Allowing explict CDB: 0x%02x for %s" " reservation holder\n", cdb[0], core_scsi3_pr_dump_type(pr_reg_type)); #endif @@ -498,7 +498,7 @@ static int core_scsi3_pr_seq_non_holder( /* * Conflict for write exclusive */ - printk(KERN_INFO "%s Conflict for unregistered nexus" + pr_debug("%s Conflict for unregistered nexus" " %s CDB: 0x%02x to %s reservation\n", transport_dump_cmd_direction(cmd), se_sess->se_node_acl->initiatorname, cdb[0], @@ -515,8 +515,8 @@ static int core_scsi3_pr_seq_non_holder( * nexuses to issue CDBs. */ #if 0 - if (!(registered_nexus)) { - printk(KERN_INFO "Allowing implict CDB: 0x%02x" + if (!registered_nexus) { + pr_debug("Allowing implict CDB: 0x%02x" " for %s reservation on unregistered" " nexus\n", cdb[0], core_scsi3_pr_dump_type(pr_reg_type)); @@ -531,14 +531,14 @@ static int core_scsi3_pr_seq_non_holder( * allow commands from registered nexuses. */ #if 0 - printk(KERN_INFO "Allowing implict CDB: 0x%02x for %s" + pr_debug("Allowing implict CDB: 0x%02x for %s" " reservation\n", cdb[0], core_scsi3_pr_dump_type(pr_reg_type)); #endif return 0; } } - printk(KERN_INFO "%s Conflict for %sregistered nexus %s CDB: 0x%2x" + pr_debug("%s Conflict for %sregistered nexus %s CDB: 0x%2x" " for %s reservation\n", transport_dump_cmd_direction(cmd), (registered_nexus) ? "" : "un", se_sess->se_node_acl->initiatorname, cdb[0], @@ -575,7 +575,7 @@ static int core_scsi3_pr_reservation_check( struct se_session *sess = cmd->se_sess; int ret; - if (!(sess)) + if (!sess) return 0; /* * A legacy SPC-2 reservation is being held. @@ -584,7 +584,7 @@ static int core_scsi3_pr_reservation_check( return core_scsi2_reservation_check(cmd, pr_reg_type); spin_lock(&dev->dev_reservation_lock); - if (!(dev->dev_pr_res_holder)) { + if (!dev->dev_pr_res_holder) { spin_unlock(&dev->dev_reservation_lock); return 0; } @@ -594,7 +594,7 @@ static int core_scsi3_pr_reservation_check( spin_unlock(&dev->dev_reservation_lock); return -EINVAL; } - if (!(dev->dev_pr_res_holder->isid_present_at_reg)) { + if (!dev->dev_pr_res_holder->isid_present_at_reg) { spin_unlock(&dev->dev_reservation_lock); return 0; } @@ -624,15 +624,15 @@ static struct t10_pr_registration *__core_scsi3_do_alloc_registration( struct t10_pr_registration *pr_reg; pr_reg = kmem_cache_zalloc(t10_pr_reg_cache, GFP_ATOMIC); - if (!(pr_reg)) { - printk(KERN_ERR "Unable to allocate struct t10_pr_registration\n"); + if (!pr_reg) { + pr_err("Unable to allocate struct t10_pr_registration\n"); return NULL; } pr_reg->pr_aptpl_buf = kzalloc(su_dev->t10_pr.pr_aptpl_buf_len, GFP_ATOMIC); - if (!(pr_reg->pr_aptpl_buf)) { - printk(KERN_ERR "Unable to allocate pr_reg->pr_aptpl_buf\n"); + if (!pr_reg->pr_aptpl_buf) { + pr_err("Unable to allocate pr_reg->pr_aptpl_buf\n"); kmem_cache_free(t10_pr_reg_cache, pr_reg); return NULL; } @@ -692,12 +692,12 @@ static struct t10_pr_registration *__core_scsi3_alloc_registration( */ pr_reg = __core_scsi3_do_alloc_registration(dev, nacl, deve, isid, sa_res_key, all_tg_pt, aptpl); - if (!(pr_reg)) + if (!pr_reg) return NULL; /* * Return pointer to pr_reg for ALL_TG_PT=0 */ - if (!(all_tg_pt)) + if (!all_tg_pt) return pr_reg; /* * Create list of matching SCSI Initiator Port registrations @@ -717,7 +717,7 @@ static struct t10_pr_registration *__core_scsi3_alloc_registration( * that have not been make explict via a ConfigFS * MappedLUN group for the SCSI Initiator Node ACL. */ - if (!(deve_tmp->se_lun_acl)) + if (!deve_tmp->se_lun_acl) continue; nacl_tmp = deve_tmp->se_lun_acl->se_lun_nacl; @@ -751,7 +751,7 @@ static struct t10_pr_registration *__core_scsi3_alloc_registration( */ ret = core_scsi3_lunacl_depend_item(deve_tmp); if (ret < 0) { - printk(KERN_ERR "core_scsi3_lunacl_depend" + pr_err("core_scsi3_lunacl_depend" "_item() failed\n"); atomic_dec(&port->sep_tg_pt_ref_cnt); smp_mb__after_atomic_dec(); @@ -769,7 +769,7 @@ static struct t10_pr_registration *__core_scsi3_alloc_registration( pr_reg_atp = __core_scsi3_do_alloc_registration(dev, nacl_tmp, deve_tmp, NULL, sa_res_key, all_tg_pt, aptpl); - if (!(pr_reg_atp)) { + if (!pr_reg_atp) { atomic_dec(&port->sep_tg_pt_ref_cnt); smp_mb__after_atomic_dec(); atomic_dec(&deve_tmp->pr_ref_count); @@ -817,14 +817,14 @@ int core_scsi3_alloc_aptpl_registration( { struct t10_pr_registration *pr_reg; - if (!(i_port) || !(t_port) || !(sa_res_key)) { - printk(KERN_ERR "Illegal parameters for APTPL registration\n"); + if (!i_port || !t_port || !sa_res_key) { + pr_err("Illegal parameters for APTPL registration\n"); return -EINVAL; } pr_reg = kmem_cache_zalloc(t10_pr_reg_cache, GFP_KERNEL); - if (!(pr_reg)) { - printk(KERN_ERR "Unable to allocate struct t10_pr_registration\n"); + if (!pr_reg) { + pr_err("Unable to allocate struct t10_pr_registration\n"); return -ENOMEM; } pr_reg->pr_aptpl_buf = kzalloc(pr_tmpl->pr_aptpl_buf_len, GFP_KERNEL); @@ -869,7 +869,7 @@ int core_scsi3_alloc_aptpl_registration( pr_reg->pr_res_holder = res_holder; list_add_tail(&pr_reg->pr_reg_aptpl_list, &pr_tmpl->aptpl_reg_list); - printk(KERN_INFO "SPC-3 PR APTPL Successfully added registration%s from" + pr_debug("SPC-3 PR APTPL Successfully added registration%s from" " metadata\n", (res_holder) ? "+reservation" : ""); return 0; } @@ -891,12 +891,12 @@ static void core_scsi3_aptpl_reserve( dev->dev_pr_res_holder = pr_reg; spin_unlock(&dev->dev_reservation_lock); - printk(KERN_INFO "SPC-3 PR [%s] Service Action: APTPL RESERVE created" + pr_debug("SPC-3 PR [%s] Service Action: APTPL RESERVE created" " new reservation holder TYPE: %s ALL_TG_PT: %d\n", tpg->se_tpg_tfo->get_fabric_name(), core_scsi3_pr_dump_type(pr_reg->pr_res_type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); - printk(KERN_INFO "SPC-3 PR [%s] RESERVE Node: %s%s\n", + pr_debug("SPC-3 PR [%s] RESERVE Node: %s%s\n", tpg->se_tpg_tfo->get_fabric_name(), node_acl->initiatorname, (prf_isid) ? &i_buf[0] : ""); } @@ -936,7 +936,7 @@ static int __core_scsi3_check_aptpl_registration( spin_lock(&pr_tmpl->aptpl_reg_lock); list_for_each_entry_safe(pr_reg, pr_reg_tmp, &pr_tmpl->aptpl_reg_list, pr_reg_aptpl_list) { - if (!(strcmp(pr_reg->pr_iport, i_port)) && + if (!strcmp(pr_reg->pr_iport, i_port) && (pr_reg->pr_res_mapped_lun == deve->mapped_lun) && !(strcmp(pr_reg->pr_tport, t_port)) && (pr_reg->pr_reg_tpgt == tpgt) && @@ -1006,19 +1006,19 @@ static void __core_scsi3_dump_registration( prf_isid = core_pr_dump_initiator_port(pr_reg, &i_buf[0], PR_REG_ISID_ID_LEN); - printk(KERN_INFO "SPC-3 PR [%s] Service Action: REGISTER%s Initiator" + pr_debug("SPC-3 PR [%s] Service Action: REGISTER%s Initiator" " Node: %s%s\n", tfo->get_fabric_name(), (register_type == 2) ? "_AND_MOVE" : (register_type == 1) ? "_AND_IGNORE_EXISTING_KEY" : "", nacl->initiatorname, (prf_isid) ? i_buf : ""); - printk(KERN_INFO "SPC-3 PR [%s] registration on Target Port: %s,0x%04x\n", + pr_debug("SPC-3 PR [%s] registration on Target Port: %s,0x%04x\n", tfo->get_fabric_name(), tfo->tpg_get_wwn(se_tpg), tfo->tpg_get_tag(se_tpg)); - printk(KERN_INFO "SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" + pr_debug("SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" " Port(s)\n", tfo->get_fabric_name(), (pr_reg->pr_reg_all_tg_pt) ? "ALL" : "SINGLE", dev->transport->name); - printk(KERN_INFO "SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" + pr_debug("SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" " 0x%08x APTPL: %d\n", tfo->get_fabric_name(), pr_reg->pr_res_key, pr_reg->pr_res_generation, pr_reg->pr_reg_aptpl); @@ -1062,7 +1062,7 @@ static void __core_scsi3_add_registration( /* * Skip extra processing for ALL_TG_PT=0 or REGISTER_AND_MOVE. */ - if (!(pr_reg->pr_reg_all_tg_pt) || (register_move)) + if (!pr_reg->pr_reg_all_tg_pt || register_move) return; /* * Walk pr_reg->pr_reg_atp_list and add registrations for ALL_TG_PT=1 @@ -1106,7 +1106,7 @@ static int core_scsi3_alloc_registration( pr_reg = __core_scsi3_alloc_registration(dev, nacl, deve, isid, sa_res_key, all_tg_pt, aptpl); - if (!(pr_reg)) + if (!pr_reg) return -EPERM; __core_scsi3_add_registration(dev, nacl, pr_reg, @@ -1137,7 +1137,7 @@ static struct t10_pr_registration *__core_scsi3_locate_pr_reg( * If this registration does NOT contain a fabric provided * ISID, then we have found a match. */ - if (!(pr_reg->isid_present_at_reg)) { + if (!pr_reg->isid_present_at_reg) { /* * Determine if this SCSI device server requires that * SCSI Intiatior TransportID w/ ISIDs is enforced @@ -1157,7 +1157,7 @@ static struct t10_pr_registration *__core_scsi3_locate_pr_reg( * SCSI Initiator Port TransportIDs, then we expect a valid * matching ISID to be provided by the local SCSI Initiator Port. */ - if (!(isid)) + if (!isid) continue; if (strcmp(isid, pr_reg->pr_reg_isid)) continue; @@ -1206,7 +1206,7 @@ static int core_scsi3_check_implict_release( spin_lock(&dev->dev_reservation_lock); pr_res_holder = dev->dev_pr_res_holder; - if (!(pr_res_holder)) { + if (!pr_res_holder) { spin_unlock(&dev->dev_reservation_lock); return ret; } @@ -1236,7 +1236,7 @@ static int core_scsi3_check_implict_release( (!strcmp(pr_res_holder->pr_reg_nacl->initiatorname, pr_reg->pr_reg_nacl->initiatorname)) && (pr_res_holder->pr_res_key == pr_reg->pr_res_key)) { - printk(KERN_ERR "SPC-3 PR: Unable to perform ALL_TG_PT=1" + pr_err("SPC-3 PR: Unable to perform ALL_TG_PT=1" " UNREGISTER while existing reservation with matching" " key 0x%016Lx is present from another SCSI Initiator" " Port\n", pr_reg->pr_res_key); @@ -1283,25 +1283,25 @@ static void __core_scsi3_free_registration( */ while (atomic_read(&pr_reg->pr_res_holders) != 0) { spin_unlock(&pr_tmpl->registration_lock); - printk("SPC-3 PR [%s] waiting for pr_res_holders\n", + pr_debug("SPC-3 PR [%s] waiting for pr_res_holders\n", tfo->get_fabric_name()); cpu_relax(); spin_lock(&pr_tmpl->registration_lock); } - printk(KERN_INFO "SPC-3 PR [%s] Service Action: UNREGISTER Initiator" + pr_debug("SPC-3 PR [%s] Service Action: UNREGISTER Initiator" " Node: %s%s\n", tfo->get_fabric_name(), pr_reg->pr_reg_nacl->initiatorname, (prf_isid) ? &i_buf[0] : ""); - printk(KERN_INFO "SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" + pr_debug("SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" " Port(s)\n", tfo->get_fabric_name(), (pr_reg->pr_reg_all_tg_pt) ? "ALL" : "SINGLE", dev->transport->name); - printk(KERN_INFO "SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" + pr_debug("SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" " 0x%08x\n", tfo->get_fabric_name(), pr_reg->pr_res_key, pr_reg->pr_res_generation); - if (!(preempt_and_abort_list)) { + if (!preempt_and_abort_list) { pr_reg->pr_reg_deve = NULL; pr_reg->pr_reg_nacl = NULL; kfree(pr_reg->pr_aptpl_buf); @@ -1430,7 +1430,7 @@ static int core_scsi3_lunacl_depend_item(struct se_dev_entry *se_deve) /* * For nacl->dynamic_node_acl=1 */ - if (!(lun_acl)) + if (!lun_acl) return 0; nacl = lun_acl->se_lun_nacl; @@ -1448,7 +1448,7 @@ static void core_scsi3_lunacl_undepend_item(struct se_dev_entry *se_deve) /* * For nacl->dynamic_node_acl=1 */ - if (!(lun_acl)) { + if (!lun_acl) { atomic_dec(&se_deve->pr_ref_count); smp_mb__after_atomic_dec(); return; @@ -1500,8 +1500,8 @@ static int core_scsi3_decode_spec_i_port( * processing in the loop of tid_dest_list below. */ tidh_new = kzalloc(sizeof(struct pr_transport_id_holder), GFP_KERNEL); - if (!(tidh_new)) { - printk(KERN_ERR "Unable to allocate tidh_new\n"); + if (!tidh_new) { + pr_err("Unable to allocate tidh_new\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } INIT_LIST_HEAD(&tidh_new->dest_list); @@ -1512,7 +1512,7 @@ static int core_scsi3_decode_spec_i_port( local_pr_reg = __core_scsi3_alloc_registration(cmd->se_dev, se_sess->se_node_acl, local_se_deve, l_isid, sa_res_key, all_tg_pt, aptpl); - if (!(local_pr_reg)) { + if (!local_pr_reg) { kfree(tidh_new); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -1537,7 +1537,7 @@ static int core_scsi3_decode_spec_i_port( tpdl |= buf[27] & 0xff; if ((tpdl + 28) != cmd->data_length) { - printk(KERN_ERR "SPC-3 PR: Illegal tpdl: %u + 28 byte header" + pr_err("SPC-3 PR: Illegal tpdl: %u + 28 byte header" " does not equal CDB data_length: %u\n", tpdl, cmd->data_length); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; @@ -1557,13 +1557,13 @@ static int core_scsi3_decode_spec_i_port( spin_lock(&dev->se_port_lock); list_for_each_entry(tmp_port, &dev->dev_sep_list, sep_list) { tmp_tpg = tmp_port->sep_tpg; - if (!(tmp_tpg)) + if (!tmp_tpg) continue; tmp_tf_ops = tmp_tpg->se_tpg_tfo; - if (!(tmp_tf_ops)) + if (!tmp_tf_ops) continue; - if (!(tmp_tf_ops->get_fabric_proto_ident) || - !(tmp_tf_ops->tpg_parse_pr_out_transport_id)) + if (!tmp_tf_ops->get_fabric_proto_ident || + !tmp_tf_ops->tpg_parse_pr_out_transport_id) continue; /* * Look for the matching proto_ident provided by @@ -1577,7 +1577,7 @@ static int core_scsi3_decode_spec_i_port( i_str = tmp_tf_ops->tpg_parse_pr_out_transport_id( tmp_tpg, (const char *)ptr, &tid_len, &iport_ptr); - if (!(i_str)) + if (!i_str) continue; atomic_inc(&tmp_tpg->tpg_pr_ref_count); @@ -1586,7 +1586,7 @@ static int core_scsi3_decode_spec_i_port( ret = core_scsi3_tpg_depend_item(tmp_tpg); if (ret != 0) { - printk(KERN_ERR " core_scsi3_tpg_depend_item()" + pr_err(" core_scsi3_tpg_depend_item()" " for tmp_tpg\n"); atomic_dec(&tmp_tpg->tpg_pr_ref_count); smp_mb__after_atomic_dec(); @@ -1607,7 +1607,7 @@ static int core_scsi3_decode_spec_i_port( } spin_unlock_bh(&tmp_tpg->acl_node_lock); - if (!(dest_node_acl)) { + if (!dest_node_acl) { core_scsi3_tpg_undepend_item(tmp_tpg); spin_lock(&dev->se_port_lock); continue; @@ -1615,7 +1615,7 @@ static int core_scsi3_decode_spec_i_port( ret = core_scsi3_nodeacl_depend_item(dest_node_acl); if (ret != 0) { - printk(KERN_ERR "configfs_depend_item() failed" + pr_err("configfs_depend_item() failed" " for dest_node_acl->acl_group\n"); atomic_dec(&dest_node_acl->acl_pr_ref_count); smp_mb__after_atomic_dec(); @@ -1625,7 +1625,7 @@ static int core_scsi3_decode_spec_i_port( } dest_tpg = tmp_tpg; - printk(KERN_INFO "SPC-3 PR SPEC_I_PT: Located %s Node:" + pr_debug("SPC-3 PR SPEC_I_PT: Located %s Node:" " %s Port RTPI: %hu\n", dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, dest_rtpi); @@ -1635,20 +1635,20 @@ static int core_scsi3_decode_spec_i_port( } spin_unlock(&dev->se_port_lock); - if (!(dest_tpg)) { - printk(KERN_ERR "SPC-3 PR SPEC_I_PT: Unable to locate" + if (!dest_tpg) { + pr_err("SPC-3 PR SPEC_I_PT: Unable to locate" " dest_tpg\n"); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; goto out; } #if 0 - printk("SPC-3 PR SPEC_I_PT: Got %s data_length: %u tpdl: %u" + pr_debug("SPC-3 PR SPEC_I_PT: Got %s data_length: %u tpdl: %u" " tid_len: %d for %s + %s\n", dest_tpg->se_tpg_tfo->get_fabric_name(), cmd->data_length, tpdl, tid_len, i_str, iport_ptr); #endif if (tid_len > tpdl) { - printk(KERN_ERR "SPC-3 PR SPEC_I_PT: Illegal tid_len:" + pr_err("SPC-3 PR SPEC_I_PT: Illegal tid_len:" " %u for Transport ID: %s\n", tid_len, ptr); core_scsi3_nodeacl_undepend_item(dest_node_acl); core_scsi3_tpg_undepend_item(dest_tpg); @@ -1662,8 +1662,8 @@ static int core_scsi3_decode_spec_i_port( */ dest_se_deve = core_get_se_deve_from_rtpi(dest_node_acl, dest_rtpi); - if (!(dest_se_deve)) { - printk(KERN_ERR "Unable to locate %s dest_se_deve" + if (!dest_se_deve) { + pr_err("Unable to locate %s dest_se_deve" " from destination RTPI: %hu\n", dest_tpg->se_tpg_tfo->get_fabric_name(), dest_rtpi); @@ -1676,7 +1676,7 @@ static int core_scsi3_decode_spec_i_port( ret = core_scsi3_lunacl_depend_item(dest_se_deve); if (ret < 0) { - printk(KERN_ERR "core_scsi3_lunacl_depend_item()" + pr_err("core_scsi3_lunacl_depend_item()" " failed\n"); atomic_dec(&dest_se_deve->pr_ref_count); smp_mb__after_atomic_dec(); @@ -1686,7 +1686,7 @@ static int core_scsi3_decode_spec_i_port( goto out; } #if 0 - printk(KERN_INFO "SPC-3 PR SPEC_I_PT: Located %s Node: %s" + pr_debug("SPC-3 PR SPEC_I_PT: Located %s Node: %s" " dest_se_deve mapped_lun: %u\n", dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, dest_se_deve->mapped_lun); @@ -1714,8 +1714,8 @@ static int core_scsi3_decode_spec_i_port( */ tidh_new = kzalloc(sizeof(struct pr_transport_id_holder), GFP_KERNEL); - if (!(tidh_new)) { - printk(KERN_ERR "Unable to allocate tidh_new\n"); + if (!tidh_new) { + pr_err("Unable to allocate tidh_new\n"); core_scsi3_lunacl_undepend_item(dest_se_deve); core_scsi3_nodeacl_undepend_item(dest_node_acl); core_scsi3_tpg_undepend_item(dest_tpg); @@ -1746,7 +1746,7 @@ static int core_scsi3_decode_spec_i_port( dest_pr_reg = __core_scsi3_alloc_registration(cmd->se_dev, dest_node_acl, dest_se_deve, iport_ptr, sa_res_key, all_tg_pt, aptpl); - if (!(dest_pr_reg)) { + if (!dest_pr_reg) { core_scsi3_lunacl_undepend_item(dest_se_deve); core_scsi3_nodeacl_undepend_item(dest_node_acl); core_scsi3_tpg_undepend_item(dest_tpg); @@ -1795,7 +1795,7 @@ static int core_scsi3_decode_spec_i_port( __core_scsi3_add_registration(cmd->se_dev, dest_node_acl, dest_pr_reg, 0, 0); - printk(KERN_INFO "SPC-3 PR [%s] SPEC_I_PT: Successfully" + pr_debug("SPC-3 PR [%s] SPEC_I_PT: Successfully" " registered Transport ID for Node: %s%s Mapped LUN:" " %u\n", dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, (prf_isid) ? @@ -1923,7 +1923,7 @@ static int __core_scsi3_update_aptpl_buf( } if ((len + strlen(tmp) >= pr_aptpl_buf_len)) { - printk(KERN_ERR "Unable to update renaming" + pr_err("Unable to update renaming" " APTPL metadata\n"); spin_unlock(&su_dev->t10_pr.registration_lock); return -EMSGSIZE; @@ -1941,7 +1941,7 @@ static int __core_scsi3_update_aptpl_buf( lun->lun_sep->sep_rtpi, lun->unpacked_lun, reg_count); if ((len + strlen(tmp) >= pr_aptpl_buf_len)) { - printk(KERN_ERR "Unable to update renaming" + pr_err("Unable to update renaming" " APTPL metadata\n"); spin_unlock(&su_dev->t10_pr.registration_lock); return -EMSGSIZE; @@ -1951,7 +1951,7 @@ static int __core_scsi3_update_aptpl_buf( } spin_unlock(&su_dev->t10_pr.registration_lock); - if (!(reg_count)) + if (!reg_count) len += sprintf(buf+len, "No Registrations or Reservations"); return 0; @@ -1993,7 +1993,7 @@ static int __core_scsi3_write_aptpl_to_file( memset(path, 0, 512); if (strlen(&wwn->unit_serial[0]) >= 512) { - printk(KERN_ERR "WWN value for struct se_device does not fit" + pr_err("WWN value for struct se_device does not fit" " into path buffer\n"); return -EMSGSIZE; } @@ -2001,13 +2001,13 @@ static int __core_scsi3_write_aptpl_to_file( snprintf(path, 512, "/var/target/pr/aptpl_%s", &wwn->unit_serial[0]); file = filp_open(path, flags, 0600); if (IS_ERR(file) || !file || !file->f_dentry) { - printk(KERN_ERR "filp_open(%s) for APTPL metadata" + pr_err("filp_open(%s) for APTPL metadata" " failed\n", path); return (PTR_ERR(file) < 0 ? PTR_ERR(file) : -ENOENT); } iov[0].iov_base = &buf[0]; - if (!(pr_aptpl_buf_len)) + if (!pr_aptpl_buf_len) iov[0].iov_len = (strlen(&buf[0]) + 1); /* Add extra for NULL */ else iov[0].iov_len = pr_aptpl_buf_len; @@ -2018,7 +2018,7 @@ static int __core_scsi3_write_aptpl_to_file( set_fs(old_fs); if (ret < 0) { - printk("Error writing APTPL metadata file: %s\n", path); + pr_debug("Error writing APTPL metadata file: %s\n", path); filp_close(file, NULL); return -EIO; } @@ -2038,7 +2038,7 @@ static int core_scsi3_update_and_write_aptpl( /* * Can be called with a NULL pointer from PROUT service action CLEAR */ - if (!(in_buf)) { + if (!in_buf) { memset(null_buf, 0, 64); buf = &null_buf[0]; /* @@ -2088,8 +2088,8 @@ static int core_scsi3_emulate_pro_register( unsigned char isid_buf[PR_REG_ISID_LEN], *isid_ptr = NULL; int pr_holder = 0, ret = 0, type; - if (!(se_sess) || !(se_lun)) { - printk(KERN_ERR "SPC-3 PR: se_sess || struct se_lun is NULL!\n"); + if (!se_sess || !se_lun) { + pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } se_tpg = se_sess->se_tpg; @@ -2105,19 +2105,19 @@ static int core_scsi3_emulate_pro_register( * Follow logic from spc4r17 Section 5.7.7, Register Behaviors Table 47 */ pr_reg_e = core_scsi3_locate_pr_reg(dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg_e)) { + if (!pr_reg_e) { if (res_key) { - printk(KERN_WARNING "SPC-3 PR: Reservation Key non-zero" + pr_warn("SPC-3 PR: Reservation Key non-zero" " for SA REGISTER, returning CONFLICT\n"); return PYX_TRANSPORT_RESERVATION_CONFLICT; } /* * Do nothing but return GOOD status. */ - if (!(sa_res_key)) + if (!sa_res_key) return PYX_TRANSPORT_SENT_TO_TRANSPORT; - if (!(spec_i_pt)) { + if (!spec_i_pt) { /* * Perform the Service Action REGISTER on the Initiator * Port Endpoint that the PRO was received from on the @@ -2128,7 +2128,7 @@ static int core_scsi3_emulate_pro_register( sa_res_key, all_tg_pt, aptpl, ignore_key, 0); if (ret != 0) { - printk(KERN_ERR "Unable to allocate" + pr_err("Unable to allocate" " struct t10_pr_registration\n"); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; } @@ -2149,10 +2149,10 @@ static int core_scsi3_emulate_pro_register( /* * Nothing left to do for the APTPL=0 case. */ - if (!(aptpl)) { + if (!aptpl) { pr_tmpl->pr_aptpl_active = 0; core_scsi3_update_and_write_aptpl(cmd->se_dev, NULL, 0); - printk("SPC-3 PR: Set APTPL Bit Deactivated for" + pr_debug("SPC-3 PR: Set APTPL Bit Deactivated for" " REGISTER\n"); return 0; } @@ -2167,9 +2167,9 @@ static int core_scsi3_emulate_pro_register( ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) { + if (!ret) { pr_tmpl->pr_aptpl_active = 1; - printk("SPC-3 PR: Set APTPL Bit Activated for REGISTER\n"); + pr_debug("SPC-3 PR: Set APTPL Bit Activated for REGISTER\n"); } core_scsi3_put_pr_reg(pr_reg); @@ -2181,9 +2181,9 @@ static int core_scsi3_emulate_pro_register( pr_reg = pr_reg_e; type = pr_reg->pr_res_type; - if (!(ignore_key)) { + if (!ignore_key) { if (res_key != pr_reg->pr_res_key) { - printk(KERN_ERR "SPC-3 PR REGISTER: Received" + pr_err("SPC-3 PR REGISTER: Received" " res_key: 0x%016Lx does not match" " existing SA REGISTER res_key:" " 0x%016Lx\n", res_key, @@ -2193,7 +2193,7 @@ static int core_scsi3_emulate_pro_register( } } if (spec_i_pt) { - printk(KERN_ERR "SPC-3 PR UNREGISTER: SPEC_I_PT" + pr_err("SPC-3 PR UNREGISTER: SPEC_I_PT" " set while sa_res_key=0\n"); core_scsi3_put_pr_reg(pr_reg); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; @@ -2203,7 +2203,7 @@ static int core_scsi3_emulate_pro_register( * must also set ALL_TG_PT=1 in the incoming PROUT. */ if (pr_reg->pr_reg_all_tg_pt && !(all_tg_pt)) { - printk(KERN_ERR "SPC-3 PR UNREGISTER: ALL_TG_PT=1" + pr_err("SPC-3 PR UNREGISTER: ALL_TG_PT=1" " registration exists, but ALL_TG_PT=1 bit not" " present in received PROUT\n"); core_scsi3_put_pr_reg(pr_reg); @@ -2215,8 +2215,8 @@ static int core_scsi3_emulate_pro_register( if (aptpl) { pr_aptpl_buf = kzalloc(pr_tmpl->pr_aptpl_buf_len, GFP_KERNEL); - if (!(pr_aptpl_buf)) { - printk(KERN_ERR "Unable to allocate" + if (!pr_aptpl_buf) { + pr_err("Unable to allocate" " pr_aptpl_buf\n"); core_scsi3_put_pr_reg(pr_reg); return PYX_TRANSPORT_LU_COMM_FAILURE; @@ -2227,7 +2227,7 @@ static int core_scsi3_emulate_pro_register( * Nexus sa_res_key=1 Change Reservation Key for registered I_T * Nexus. */ - if (!(sa_res_key)) { + if (!sa_res_key) { pr_holder = core_scsi3_check_implict_release( cmd->se_dev, pr_reg); if (pr_holder < 0) { @@ -2246,7 +2246,7 @@ static int core_scsi3_emulate_pro_register( &pr_tmpl->registration_list, pr_reg_list) { - if (!(pr_reg_p->pr_reg_all_tg_pt)) + if (!pr_reg_p->pr_reg_all_tg_pt) continue; if (pr_reg_p->pr_res_key != res_key) @@ -2295,10 +2295,10 @@ static int core_scsi3_emulate_pro_register( } spin_unlock(&pr_tmpl->registration_lock); - if (!(aptpl)) { + if (!aptpl) { pr_tmpl->pr_aptpl_active = 0; core_scsi3_update_and_write_aptpl(dev, NULL, 0); - printk("SPC-3 PR: Set APTPL Bit Deactivated" + pr_debug("SPC-3 PR: Set APTPL Bit Deactivated" " for UNREGISTER\n"); return 0; } @@ -2306,9 +2306,9 @@ static int core_scsi3_emulate_pro_register( ret = core_scsi3_update_and_write_aptpl(dev, &pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) { + if (!ret) { pr_tmpl->pr_aptpl_active = 1; - printk("SPC-3 PR: Set APTPL Bit Activated" + pr_debug("SPC-3 PR: Set APTPL Bit Activated" " for UNREGISTER\n"); } @@ -2323,18 +2323,18 @@ static int core_scsi3_emulate_pro_register( pr_reg->pr_res_generation = core_scsi3_pr_generation( cmd->se_dev); pr_reg->pr_res_key = sa_res_key; - printk("SPC-3 PR [%s] REGISTER%s: Changed Reservation" + pr_debug("SPC-3 PR [%s] REGISTER%s: Changed Reservation" " Key for %s to: 0x%016Lx PRgeneration:" " 0x%08x\n", cmd->se_tfo->get_fabric_name(), (ignore_key) ? "_AND_IGNORE_EXISTING_KEY" : "", pr_reg->pr_reg_nacl->initiatorname, pr_reg->pr_res_key, pr_reg->pr_res_generation); - if (!(aptpl)) { + if (!aptpl) { pr_tmpl->pr_aptpl_active = 0; core_scsi3_update_and_write_aptpl(dev, NULL, 0); core_scsi3_put_pr_reg(pr_reg); - printk("SPC-3 PR: Set APTPL Bit Deactivated" + pr_debug("SPC-3 PR: Set APTPL Bit Deactivated" " for REGISTER\n"); return 0; } @@ -2342,9 +2342,9 @@ static int core_scsi3_emulate_pro_register( ret = core_scsi3_update_and_write_aptpl(dev, &pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) { + if (!ret) { pr_tmpl->pr_aptpl_active = 1; - printk("SPC-3 PR: Set APTPL Bit Activated" + pr_debug("SPC-3 PR: Set APTPL Bit Activated" " for REGISTER\n"); } @@ -2395,8 +2395,8 @@ static int core_scsi3_pro_reserve( memset(i_buf, 0, PR_REG_ISID_ID_LEN); - if (!(se_sess) || !(se_lun)) { - printk(KERN_ERR "SPC-3 PR: se_sess || struct se_lun is NULL!\n"); + if (!se_sess || !se_lun) { + pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } se_tpg = se_sess->se_tpg; @@ -2406,8 +2406,8 @@ static int core_scsi3_pro_reserve( */ pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg)) { - printk(KERN_ERR "SPC-3 PR: Unable to locate" + if (!pr_reg) { + pr_err("SPC-3 PR: Unable to locate" " PR_REGISTERED *pr_reg for RESERVE\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -2421,7 +2421,7 @@ static int core_scsi3_pro_reserve( * registered with the logical unit for the I_T nexus; and */ if (res_key != pr_reg->pr_res_key) { - printk(KERN_ERR "SPC-3 PR RESERVE: Received res_key: 0x%016Lx" + pr_err("SPC-3 PR RESERVE: Received res_key: 0x%016Lx" " does not match existing SA REGISTER res_key:" " 0x%016Lx\n", res_key, pr_reg->pr_res_key); core_scsi3_put_pr_reg(pr_reg); @@ -2438,7 +2438,7 @@ static int core_scsi3_pro_reserve( * and that persistent reservation has a scope of LU_SCOPE. */ if (scope != PR_SCOPE_LU_SCOPE) { - printk(KERN_ERR "SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope); + pr_err("SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope); core_scsi3_put_pr_reg(pr_reg); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; } @@ -2462,7 +2462,7 @@ static int core_scsi3_pro_reserve( */ if (pr_res_holder != pr_reg) { struct se_node_acl *pr_res_nacl = pr_res_holder->pr_reg_nacl; - printk(KERN_ERR "SPC-3 PR: Attempted RESERVE from" + pr_err("SPC-3 PR: Attempted RESERVE from" " [%s]: %s while reservation already held by" " [%s]: %s, returning RESERVATION_CONFLICT\n", cmd->se_tfo->get_fabric_name(), @@ -2484,7 +2484,7 @@ static int core_scsi3_pro_reserve( if ((pr_res_holder->pr_res_type != type) || (pr_res_holder->pr_res_scope != scope)) { struct se_node_acl *pr_res_nacl = pr_res_holder->pr_reg_nacl; - printk(KERN_ERR "SPC-3 PR: Attempted RESERVE from" + pr_err("SPC-3 PR: Attempted RESERVE from" " [%s]: %s trying to change TYPE and/or SCOPE," " while reservation already held by [%s]: %s," " returning RESERVATION_CONFLICT\n", @@ -2522,11 +2522,11 @@ static int core_scsi3_pro_reserve( prf_isid = core_pr_dump_initiator_port(pr_reg, &i_buf[0], PR_REG_ISID_ID_LEN); - printk(KERN_INFO "SPC-3 PR [%s] Service Action: RESERVE created new" + pr_debug("SPC-3 PR [%s] Service Action: RESERVE created new" " reservation holder TYPE: %s ALL_TG_PT: %d\n", cmd->se_tfo->get_fabric_name(), core_scsi3_pr_dump_type(type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); - printk(KERN_INFO "SPC-3 PR [%s] RESERVE Node: %s%s\n", + pr_debug("SPC-3 PR [%s] RESERVE Node: %s%s\n", cmd->se_tfo->get_fabric_name(), se_sess->se_node_acl->initiatorname, (prf_isid) ? &i_buf[0] : ""); @@ -2536,8 +2536,8 @@ static int core_scsi3_pro_reserve( ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) - printk(KERN_INFO "SPC-3 PR: Updated APTPL metadata" + if (!ret) + pr_debug("SPC-3 PR: Updated APTPL metadata" " for RESERVE\n"); } @@ -2564,7 +2564,7 @@ static int core_scsi3_emulate_pro_reserve( ret = core_scsi3_pro_reserve(cmd, dev, type, scope, res_key); break; default: - printk(KERN_ERR "SPC-3 PR: Unknown Service Action RESERVE Type:" + pr_err("SPC-3 PR: Unknown Service Action RESERVE Type:" " 0x%02x\n", type); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -2593,12 +2593,12 @@ static void __core_scsi3_complete_pro_release( */ dev->dev_pr_res_holder = NULL; - printk(KERN_INFO "SPC-3 PR [%s] Service Action: %s RELEASE cleared" + pr_debug("SPC-3 PR [%s] Service Action: %s RELEASE cleared" " reservation holder TYPE: %s ALL_TG_PT: %d\n", tfo->get_fabric_name(), (explict) ? "explict" : "implict", core_scsi3_pr_dump_type(pr_reg->pr_res_type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); - printk(KERN_INFO "SPC-3 PR [%s] RELEASE Node: %s%s\n", + pr_debug("SPC-3 PR [%s] RELEASE Node: %s%s\n", tfo->get_fabric_name(), se_nacl->initiatorname, (prf_isid) ? &i_buf[0] : ""); /* @@ -2620,16 +2620,16 @@ static int core_scsi3_emulate_pro_release( struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; int ret, all_reg = 0; - if (!(se_sess) || !(se_lun)) { - printk(KERN_ERR "SPC-3 PR: se_sess || struct se_lun is NULL!\n"); + if (!se_sess || !se_lun) { + pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } /* * Locate the existing *pr_reg via struct se_node_acl pointers */ pr_reg = core_scsi3_locate_pr_reg(dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg)) { - printk(KERN_ERR "SPC-3 PR: Unable to locate" + if (!pr_reg) { + pr_err("SPC-3 PR: Unable to locate" " PR_REGISTERED *pr_reg for RELEASE\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -2647,7 +2647,7 @@ static int core_scsi3_emulate_pro_release( */ spin_lock(&dev->dev_reservation_lock); pr_res_holder = dev->dev_pr_res_holder; - if (!(pr_res_holder)) { + if (!pr_res_holder) { /* * No persistent reservation, return GOOD status. */ @@ -2684,7 +2684,7 @@ static int core_scsi3_emulate_pro_release( * that is registered with the logical unit for the I_T nexus; */ if (res_key != pr_reg->pr_res_key) { - printk(KERN_ERR "SPC-3 PR RELEASE: Received res_key: 0x%016Lx" + pr_err("SPC-3 PR RELEASE: Received res_key: 0x%016Lx" " does not match existing SA REGISTER res_key:" " 0x%016Lx\n", res_key, pr_reg->pr_res_key); spin_unlock(&dev->dev_reservation_lock); @@ -2700,7 +2700,7 @@ static int core_scsi3_emulate_pro_release( if ((pr_res_holder->pr_res_type != type) || (pr_res_holder->pr_res_scope != scope)) { struct se_node_acl *pr_res_nacl = pr_res_holder->pr_reg_nacl; - printk(KERN_ERR "SPC-3 PR RELEASE: Attempted to release" + pr_err("SPC-3 PR RELEASE: Attempted to release" " reservation from [%s]: %s with different TYPE " "and/or SCOPE while reservation already held by" " [%s]: %s, returning RESERVATION_CONFLICT\n", @@ -2767,8 +2767,8 @@ write_aptpl: ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) - printk("SPC-3 PR: Updated APTPL metadata for RELEASE\n"); + if (!ret) + pr_debug("SPC-3 PR: Updated APTPL metadata for RELEASE\n"); } core_scsi3_put_pr_reg(pr_reg); @@ -2791,8 +2791,8 @@ static int core_scsi3_emulate_pro_clear( */ pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg_n)) { - printk(KERN_ERR "SPC-3 PR: Unable to locate" + if (!pr_reg_n) { + pr_err("SPC-3 PR: Unable to locate" " PR_REGISTERED *pr_reg for CLEAR\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -2808,7 +2808,7 @@ static int core_scsi3_emulate_pro_clear( * that is registered with the logical unit for the I_T nexus. */ if (res_key != pr_reg_n->pr_res_key) { - printk(KERN_ERR "SPC-3 PR REGISTER: Received" + pr_err("SPC-3 PR REGISTER: Received" " res_key: 0x%016Lx does not match" " existing SA REGISTER res_key:" " 0x%016Lx\n", res_key, pr_reg_n->pr_res_key); @@ -2845,18 +2845,18 @@ static int core_scsi3_emulate_pro_clear( * command with CLEAR service action was received, with the * additional sense code set to RESERVATIONS PREEMPTED. */ - if (!(calling_it_nexus)) + if (!calling_it_nexus) core_scsi3_ua_allocate(pr_reg_nacl, pr_res_mapped_lun, 0x2A, ASCQ_2AH_RESERVATIONS_PREEMPTED); } spin_unlock(&pr_tmpl->registration_lock); - printk(KERN_INFO "SPC-3 PR [%s] Service Action: CLEAR complete\n", + pr_debug("SPC-3 PR [%s] Service Action: CLEAR complete\n", cmd->se_tfo->get_fabric_name()); if (pr_tmpl->pr_aptpl_active) { core_scsi3_update_and_write_aptpl(cmd->se_dev, NULL, 0); - printk(KERN_INFO "SPC-3 PR: Updated APTPL metadata" + pr_debug("SPC-3 PR: Updated APTPL metadata" " for CLEAR\n"); } @@ -2895,12 +2895,12 @@ static void __core_scsi3_complete_pro_preempt( pr_reg->pr_res_type = type; pr_reg->pr_res_scope = scope; - printk(KERN_INFO "SPC-3 PR [%s] Service Action: PREEMPT%s created new" + pr_debug("SPC-3 PR [%s] Service Action: PREEMPT%s created new" " reservation holder TYPE: %s ALL_TG_PT: %d\n", tfo->get_fabric_name(), (abort) ? "_AND_ABORT" : "", core_scsi3_pr_dump_type(type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); - printk(KERN_INFO "SPC-3 PR [%s] PREEMPT%s from Node: %s%s\n", + pr_debug("SPC-3 PR [%s] PREEMPT%s from Node: %s%s\n", tfo->get_fabric_name(), (abort) ? "_AND_ABORT" : "", nacl->initiatorname, (prf_isid) ? &i_buf[0] : ""); /* @@ -2926,7 +2926,7 @@ static void core_scsi3_release_preempt_and_abort( if (pr_reg_holder == pr_reg) continue; if (pr_reg->pr_res_holder) { - printk(KERN_WARNING "pr_reg->pr_res_holder still set\n"); + pr_warn("pr_reg->pr_res_holder still set\n"); continue; } @@ -2971,14 +2971,14 @@ static int core_scsi3_pro_preempt( int all_reg = 0, calling_it_nexus = 0, released_regs = 0; int prh_type = 0, prh_scope = 0, ret; - if (!(se_sess)) + if (!se_sess) return PYX_TRANSPORT_LU_COMM_FAILURE; se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun]; pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg_n)) { - printk(KERN_ERR "SPC-3 PR: Unable to locate" + if (!pr_reg_n) { + pr_err("SPC-3 PR: Unable to locate" " PR_REGISTERED *pr_reg for PREEMPT%s\n", (abort) ? "_AND_ABORT" : ""); return PYX_TRANSPORT_RESERVATION_CONFLICT; @@ -2988,7 +2988,7 @@ static int core_scsi3_pro_preempt( return PYX_TRANSPORT_RESERVATION_CONFLICT; } if (scope != PR_SCOPE_LU_SCOPE) { - printk(KERN_ERR "SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope); + pr_err("SPC-3 PR: Illegal SCOPE: 0x%02x\n", scope); core_scsi3_put_pr_reg(pr_reg_n); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; } @@ -3001,7 +3001,7 @@ static int core_scsi3_pro_preempt( (pr_res_holder->pr_res_type == PR_TYPE_EXCLUSIVE_ACCESS_ALLREG))) all_reg = 1; - if (!(all_reg) && !(sa_res_key)) { + if (!all_reg && !sa_res_key) { spin_unlock(&dev->dev_reservation_lock); core_scsi3_put_pr_reg(pr_reg_n); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; @@ -3015,7 +3015,7 @@ static int core_scsi3_pro_preempt( * server shall perform a preempt by doing the following in an * uninterrupted series of actions. (See below..) */ - if (!(pr_res_holder) || (pr_res_holder->pr_res_key != sa_res_key)) { + if (!pr_res_holder || (pr_res_holder->pr_res_key != sa_res_key)) { /* * No existing or SA Reservation Key matching reservations.. * @@ -3042,7 +3042,7 @@ static int core_scsi3_pro_preempt( * was received, with the additional sense code set * to REGISTRATIONS PREEMPTED. */ - if (!(all_reg)) { + if (!all_reg) { if (pr_reg->pr_res_key != sa_res_key) continue; @@ -3082,7 +3082,7 @@ static int core_scsi3_pro_preempt( NULL, 0); released_regs++; } - if (!(calling_it_nexus)) + if (!calling_it_nexus) core_scsi3_ua_allocate(pr_reg_nacl, pr_res_mapped_lun, 0x2A, ASCQ_2AH_RESERVATIONS_PREEMPTED); @@ -3095,7 +3095,7 @@ static int core_scsi3_pro_preempt( * registered reservation key, then the device server shall * complete the command with RESERVATION CONFLICT status. */ - if (!(released_regs)) { + if (!released_regs) { spin_unlock(&dev->dev_reservation_lock); core_scsi3_put_pr_reg(pr_reg_n); return PYX_TRANSPORT_RESERVATION_CONFLICT; @@ -3120,8 +3120,8 @@ static int core_scsi3_pro_preempt( ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &pr_reg_n->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) - printk(KERN_INFO "SPC-3 PR: Updated APTPL" + if (!ret) + pr_debug("SPC-3 PR: Updated APTPL" " metadata for PREEMPT%s\n", (abort) ? "_AND_ABORT" : ""); } @@ -3256,8 +3256,8 @@ static int core_scsi3_pro_preempt( ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &pr_reg_n->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) - printk("SPC-3 PR: Updated APTPL metadata for PREEMPT" + if (!ret) + pr_debug("SPC-3 PR: Updated APTPL metadata for PREEMPT" "%s\n", (abort) ? "_AND_ABORT" : ""); } @@ -3287,7 +3287,7 @@ static int core_scsi3_emulate_pro_preempt( res_key, sa_res_key, abort); break; default: - printk(KERN_ERR "SPC-3 PR: Unknown Service Action PREEMPT%s" + pr_err("SPC-3 PR: Unknown Service Action PREEMPT%s" " Type: 0x%02x\n", (abort) ? "_AND_ABORT" : "", type); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -3321,8 +3321,8 @@ static int core_scsi3_emulate_pro_register_and_move( unsigned short rtpi; unsigned char proto_ident; - if (!(se_sess) || !(se_lun)) { - printk(KERN_ERR "SPC-3 PR: se_sess || struct se_lun is NULL!\n"); + if (!se_sess || !se_lun) { + pr_err("SPC-3 PR: se_sess || struct se_lun is NULL!\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } memset(dest_iport, 0, 64); @@ -3338,8 +3338,8 @@ static int core_scsi3_emulate_pro_register_and_move( */ pr_reg = core_scsi3_locate_pr_reg(cmd->se_dev, se_sess->se_node_acl, se_sess); - if (!(pr_reg)) { - printk(KERN_ERR "SPC-3 PR: Unable to locate PR_REGISTERED" + if (!pr_reg) { + pr_err("SPC-3 PR: Unable to locate PR_REGISTERED" " *pr_reg for REGISTER_AND_MOVE\n"); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -3348,7 +3348,7 @@ static int core_scsi3_emulate_pro_register_and_move( * provided during this initiator's I_T nexus registration. */ if (res_key != pr_reg->pr_res_key) { - printk(KERN_WARNING "SPC-3 PR REGISTER_AND_MOVE: Received" + pr_warn("SPC-3 PR REGISTER_AND_MOVE: Received" " res_key: 0x%016Lx does not match existing SA REGISTER" " res_key: 0x%016Lx\n", res_key, pr_reg->pr_res_key); core_scsi3_put_pr_reg(pr_reg); @@ -3357,8 +3357,8 @@ static int core_scsi3_emulate_pro_register_and_move( /* * The service active reservation key needs to be non zero */ - if (!(sa_res_key)) { - printk(KERN_WARNING "SPC-3 PR REGISTER_AND_MOVE: Received zero" + if (!sa_res_key) { + pr_warn("SPC-3 PR REGISTER_AND_MOVE: Received zero" " sa_res_key\n"); core_scsi3_put_pr_reg(pr_reg); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; @@ -3380,7 +3380,7 @@ static int core_scsi3_emulate_pro_register_and_move( buf = NULL; if ((tid_len + 24) != cmd->data_length) { - printk(KERN_ERR "SPC-3 PR: Illegal tid_len: %u + 24 byte header" + pr_err("SPC-3 PR: Illegal tid_len: %u + 24 byte header" " does not equal CDB data_length: %u\n", tid_len, cmd->data_length); core_scsi3_put_pr_reg(pr_reg); @@ -3392,10 +3392,10 @@ static int core_scsi3_emulate_pro_register_and_move( if (se_port->sep_rtpi != rtpi) continue; dest_se_tpg = se_port->sep_tpg; - if (!(dest_se_tpg)) + if (!dest_se_tpg) continue; dest_tf_ops = dest_se_tpg->se_tpg_tfo; - if (!(dest_tf_ops)) + if (!dest_tf_ops) continue; atomic_inc(&dest_se_tpg->tpg_pr_ref_count); @@ -3404,7 +3404,7 @@ static int core_scsi3_emulate_pro_register_and_move( ret = core_scsi3_tpg_depend_item(dest_se_tpg); if (ret != 0) { - printk(KERN_ERR "core_scsi3_tpg_depend_item() failed" + pr_err("core_scsi3_tpg_depend_item() failed" " for dest_se_tpg\n"); atomic_dec(&dest_se_tpg->tpg_pr_ref_count); smp_mb__after_atomic_dec(); @@ -3417,8 +3417,8 @@ static int core_scsi3_emulate_pro_register_and_move( } spin_unlock(&dev->se_port_lock); - if (!(dest_se_tpg) || (!dest_tf_ops)) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: Unable to locate" + if (!dest_se_tpg || !dest_tf_ops) { + pr_err("SPC-3 PR REGISTER_AND_MOVE: Unable to locate" " fabric ops from Relative Target Port Identifier:" " %hu\n", rtpi); core_scsi3_put_pr_reg(pr_reg); @@ -3428,11 +3428,11 @@ static int core_scsi3_emulate_pro_register_and_move( buf = transport_kmap_first_data_page(cmd); proto_ident = (buf[24] & 0x0f); #if 0 - printk("SPC-3 PR REGISTER_AND_MOVE: Extracted Protocol Identifier:" + pr_debug("SPC-3 PR REGISTER_AND_MOVE: Extracted Protocol Identifier:" " 0x%02x\n", proto_ident); #endif if (proto_ident != dest_tf_ops->get_fabric_proto_ident(dest_se_tpg)) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: Received" + pr_err("SPC-3 PR REGISTER_AND_MOVE: Received" " proto_ident: 0x%02x does not match ident: 0x%02x" " from fabric: %s\n", proto_ident, dest_tf_ops->get_fabric_proto_ident(dest_se_tpg), @@ -3441,7 +3441,7 @@ static int core_scsi3_emulate_pro_register_and_move( goto out; } if (dest_tf_ops->tpg_parse_pr_out_transport_id == NULL) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: Fabric does not" + pr_err("SPC-3 PR REGISTER_AND_MOVE: Fabric does not" " containg a valid tpg_parse_pr_out_transport_id" " function pointer\n"); ret = PYX_TRANSPORT_LU_COMM_FAILURE; @@ -3449,8 +3449,8 @@ static int core_scsi3_emulate_pro_register_and_move( } initiator_str = dest_tf_ops->tpg_parse_pr_out_transport_id(dest_se_tpg, (const char *)&buf[24], &tmp_tid_len, &iport_ptr); - if (!(initiator_str)) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: Unable to locate" + if (!initiator_str) { + pr_err("SPC-3 PR REGISTER_AND_MOVE: Unable to locate" " initiator_str from Transport ID\n"); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; goto out; @@ -3459,7 +3459,7 @@ static int core_scsi3_emulate_pro_register_and_move( transport_kunmap_first_data_page(cmd); buf = NULL; - printk(KERN_INFO "SPC-3 PR [%s] Extracted initiator %s identifier: %s" + pr_debug("SPC-3 PR [%s] Extracted initiator %s identifier: %s" " %s\n", dest_tf_ops->get_fabric_name(), (iport_ptr != NULL) ? "port" : "device", initiator_str, (iport_ptr != NULL) ? iport_ptr : ""); @@ -3474,18 +3474,18 @@ static int core_scsi3_emulate_pro_register_and_move( pr_reg_nacl = pr_reg->pr_reg_nacl; matching_iname = (!strcmp(initiator_str, pr_reg_nacl->initiatorname)) ? 1 : 0; - if (!(matching_iname)) + if (!matching_iname) goto after_iport_check; - if (!(iport_ptr) || !(pr_reg->isid_present_at_reg)) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: TransportID: %s" + if (!iport_ptr || !pr_reg->isid_present_at_reg) { + pr_err("SPC-3 PR REGISTER_AND_MOVE: TransportID: %s" " matches: %s on received I_T Nexus\n", initiator_str, pr_reg_nacl->initiatorname); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; goto out; } - if (!(strcmp(iport_ptr, pr_reg->pr_reg_isid))) { - printk(KERN_ERR "SPC-3 PR REGISTER_AND_MOVE: TransportID: %s %s" + if (!strcmp(iport_ptr, pr_reg->pr_reg_isid)) { + pr_err("SPC-3 PR REGISTER_AND_MOVE: TransportID: %s %s" " matches: %s %s on received I_T Nexus\n", initiator_str, iport_ptr, pr_reg_nacl->initiatorname, pr_reg->pr_reg_isid); @@ -3505,8 +3505,8 @@ after_iport_check: } spin_unlock_bh(&dest_se_tpg->acl_node_lock); - if (!(dest_node_acl)) { - printk(KERN_ERR "Unable to locate %s dest_node_acl for" + if (!dest_node_acl) { + pr_err("Unable to locate %s dest_node_acl for" " TransportID%s\n", dest_tf_ops->get_fabric_name(), initiator_str); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; @@ -3514,7 +3514,7 @@ after_iport_check: } ret = core_scsi3_nodeacl_depend_item(dest_node_acl); if (ret != 0) { - printk(KERN_ERR "core_scsi3_nodeacl_depend_item() for" + pr_err("core_scsi3_nodeacl_depend_item() for" " dest_node_acl\n"); atomic_dec(&dest_node_acl->acl_pr_ref_count); smp_mb__after_atomic_dec(); @@ -3523,7 +3523,7 @@ after_iport_check: goto out; } #if 0 - printk(KERN_INFO "SPC-3 PR REGISTER_AND_MOVE: Found %s dest_node_acl:" + pr_debug("SPC-3 PR REGISTER_AND_MOVE: Found %s dest_node_acl:" " %s from TransportID\n", dest_tf_ops->get_fabric_name(), dest_node_acl->initiatorname); #endif @@ -3532,8 +3532,8 @@ after_iport_check: * PORT IDENTIFIER. */ dest_se_deve = core_get_se_deve_from_rtpi(dest_node_acl, rtpi); - if (!(dest_se_deve)) { - printk(KERN_ERR "Unable to locate %s dest_se_deve from RTPI:" + if (!dest_se_deve) { + pr_err("Unable to locate %s dest_se_deve from RTPI:" " %hu\n", dest_tf_ops->get_fabric_name(), rtpi); ret = PYX_TRANSPORT_INVALID_PARAMETER_LIST; goto out; @@ -3541,7 +3541,7 @@ after_iport_check: ret = core_scsi3_lunacl_depend_item(dest_se_deve); if (ret < 0) { - printk(KERN_ERR "core_scsi3_lunacl_depend_item() failed\n"); + pr_err("core_scsi3_lunacl_depend_item() failed\n"); atomic_dec(&dest_se_deve->pr_ref_count); smp_mb__after_atomic_dec(); dest_se_deve = NULL; @@ -3549,7 +3549,7 @@ after_iport_check: goto out; } #if 0 - printk(KERN_INFO "SPC-3 PR REGISTER_AND_MOVE: Located %s node %s LUN" + pr_debug("SPC-3 PR REGISTER_AND_MOVE: Located %s node %s LUN" " ACL for dest_se_deve->mapped_lun: %u\n", dest_tf_ops->get_fabric_name(), dest_node_acl->initiatorname, dest_se_deve->mapped_lun); @@ -3560,8 +3560,8 @@ after_iport_check: */ spin_lock(&dev->dev_reservation_lock); pr_res_holder = dev->dev_pr_res_holder; - if (!(pr_res_holder)) { - printk(KERN_WARNING "SPC-3 PR REGISTER_AND_MOVE: No reservation" + if (!pr_res_holder) { + pr_warn("SPC-3 PR REGISTER_AND_MOVE: No reservation" " currently held\n"); spin_unlock(&dev->dev_reservation_lock); ret = PYX_TRANSPORT_INVALID_CDB_FIELD; @@ -3574,7 +3574,7 @@ after_iport_check: * Register behaviors for a REGISTER AND MOVE service action */ if (pr_res_holder != pr_reg) { - printk(KERN_WARNING "SPC-3 PR REGISTER_AND_MOVE: Calling I_T" + pr_warn("SPC-3 PR REGISTER_AND_MOVE: Calling I_T" " Nexus is not reservation holder\n"); spin_unlock(&dev->dev_reservation_lock); ret = PYX_TRANSPORT_RESERVATION_CONFLICT; @@ -3591,7 +3591,7 @@ after_iport_check: */ if ((pr_res_holder->pr_res_type == PR_TYPE_WRITE_EXCLUSIVE_ALLREG) || (pr_res_holder->pr_res_type == PR_TYPE_EXCLUSIVE_ACCESS_ALLREG)) { - printk(KERN_WARNING "SPC-3 PR REGISTER_AND_MOVE: Unable to move" + pr_warn("SPC-3 PR REGISTER_AND_MOVE: Unable to move" " reservation for type: %s\n", core_scsi3_pr_dump_type(pr_res_holder->pr_res_type)); spin_unlock(&dev->dev_reservation_lock); @@ -3626,7 +3626,7 @@ after_iport_check: */ dest_pr_reg = __core_scsi3_locate_pr_reg(dev, dest_node_acl, iport_ptr); - if (!(dest_pr_reg)) { + if (!dest_pr_reg) { ret = core_scsi3_alloc_registration(cmd->se_dev, dest_node_acl, dest_se_deve, iport_ptr, sa_res_key, 0, aptpl, 2, 1); @@ -3659,16 +3659,16 @@ after_iport_check: /* * Increment PRGeneration for existing registrations.. */ - if (!(new_reg)) + if (!new_reg) dest_pr_reg->pr_res_generation = pr_tmpl->pr_generation++; spin_unlock(&dev->dev_reservation_lock); - printk(KERN_INFO "SPC-3 PR [%s] Service Action: REGISTER_AND_MOVE" + pr_debug("SPC-3 PR [%s] Service Action: REGISTER_AND_MOVE" " created new reservation holder TYPE: %s on object RTPI:" " %hu PRGeneration: 0x%08x\n", dest_tf_ops->get_fabric_name(), core_scsi3_pr_dump_type(type), rtpi, dest_pr_reg->pr_res_generation); - printk(KERN_INFO "SPC-3 PR Successfully moved reservation from" + pr_debug("SPC-3 PR Successfully moved reservation from" " %s Fabric Node: %s%s -> %s Fabric Node: %s %s\n", tf_ops->get_fabric_name(), pr_reg_nacl->initiatorname, (prf_isid) ? &i_buf[0] : "", dest_tf_ops->get_fabric_name(), @@ -3696,18 +3696,18 @@ after_iport_check: * Clear the APTPL metadata if APTPL has been disabled, otherwise * write out the updated metadata to struct file for this SCSI device. */ - if (!(aptpl)) { + if (!aptpl) { pr_tmpl->pr_aptpl_active = 0; core_scsi3_update_and_write_aptpl(cmd->se_dev, NULL, 0); - printk("SPC-3 PR: Set APTPL Bit Deactivated for" + pr_debug("SPC-3 PR: Set APTPL Bit Deactivated for" " REGISTER_AND_MOVE\n"); } else { pr_tmpl->pr_aptpl_active = 1; ret = core_scsi3_update_and_write_aptpl(cmd->se_dev, &dest_pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); - if (!(ret)) - printk("SPC-3 PR: Set APTPL Bit Activated for" + if (!ret) + pr_debug("SPC-3 PR: Set APTPL Bit Activated for" " REGISTER_AND_MOVE\n"); } @@ -3750,11 +3750,11 @@ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) * FIXME: A NULL struct se_session pointer means an this is not coming from * a $FABRIC_MOD's nexus, but from internal passthrough ops. */ - if (!(cmd->se_sess)) + if (!cmd->se_sess) return PYX_TRANSPORT_LU_COMM_FAILURE; if (cmd->data_length < 24) { - printk(KERN_WARNING "SPC-PR: Received PR OUT parameter list" + pr_warn("SPC-PR: Received PR OUT parameter list" " length too small: %u\n", cmd->data_length); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; } @@ -3800,9 +3800,9 @@ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) * the sense key set to ILLEGAL REQUEST, and the additional sense * code set to PARAMETER LIST LENGTH ERROR. */ - if (!(spec_i_pt) && ((cdb[1] & 0x1f) != PRO_REGISTER_AND_MOVE) && + if (!spec_i_pt && ((cdb[1] & 0x1f) != PRO_REGISTER_AND_MOVE) && (cmd->data_length != 24)) { - printk(KERN_WARNING "SPC-PR: Received PR OUT illegal parameter" + pr_warn("SPC-PR: Received PR OUT illegal parameter" " list length: %u\n", cmd->data_length); return PYX_TRANSPORT_INVALID_PARAMETER_LIST; } @@ -3836,7 +3836,7 @@ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) return core_scsi3_emulate_pro_register_and_move(cmd, res_key, sa_res_key, aptpl, unreg); default: - printk(KERN_ERR "Unknown PERSISTENT_RESERVE_OUT service" + pr_err("Unknown PERSISTENT_RESERVE_OUT service" " action: 0x%02x\n", cdb[1] & 0x1f); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -3858,7 +3858,7 @@ static int core_scsi3_pri_read_keys(struct se_cmd *cmd) u32 add_len = 0, off = 8; if (cmd->data_length < 8) { - printk(KERN_ERR "PRIN SA READ_KEYS SCSI Data Length: %u" + pr_err("PRIN SA READ_KEYS SCSI Data Length: %u" " too small\n", cmd->data_length); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -3917,7 +3917,7 @@ static int core_scsi3_pri_read_reservation(struct se_cmd *cmd) u32 add_len = 16; /* Hardcoded to 16 when a reservation is held. */ if (cmd->data_length < 8) { - printk(KERN_ERR "PRIN SA READ_RESERVATIONS SCSI Data Length: %u" + pr_err("PRIN SA READ_RESERVATIONS SCSI Data Length: %u" " too small\n", cmd->data_length); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -3999,7 +3999,7 @@ static int core_scsi3_pri_report_capabilities(struct se_cmd *cmd) u16 add_len = 8; /* Hardcoded to 8. */ if (cmd->data_length < 6) { - printk(KERN_ERR "PRIN SA REPORT_CAPABILITIES SCSI Data Length:" + pr_err("PRIN SA REPORT_CAPABILITIES SCSI Data Length:" " %u too small\n", cmd->data_length); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -4060,7 +4060,7 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) int format_code = 0; if (cmd->data_length < 8) { - printk(KERN_ERR "PRIN SA READ_FULL_STATUS SCSI Data Length: %u" + pr_err("PRIN SA READ_FULL_STATUS SCSI Data Length: %u" " too small\n", cmd->data_length); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -4091,7 +4091,7 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) se_tpg, se_nacl, pr_reg, &format_code); if ((exp_desc_len + add_len) > cmd->data_length) { - printk(KERN_WARNING "SPC-3 PRIN READ_FULL_STATUS ran" + pr_warn("SPC-3 PRIN READ_FULL_STATUS ran" " out of buffer: %d\n", cmd->data_length); spin_lock(&pr_tmpl->registration_lock); atomic_dec(&pr_reg->pr_res_holders); @@ -4141,7 +4141,7 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) * bit is set to one, the contents of the RELATIVE TARGET PORT * IDENTIFIER field are not defined by this standard. */ - if (!(pr_reg->pr_reg_all_tg_pt)) { + if (!pr_reg->pr_reg_all_tg_pt) { struct se_port *port = pr_reg->pr_reg_tg_pt_lun->lun_sep; buf[off++] = ((port->sep_rtpi >> 8) & 0xff); @@ -4203,7 +4203,7 @@ static int core_scsi3_emulate_pr_in(struct se_cmd *cmd, unsigned char *cdb) case PRI_READ_FULL_STATUS: return core_scsi3_pri_read_full_status(cmd); default: - printk(KERN_ERR "Unknown PERSISTENT_RESERVE_IN service" + pr_err("Unknown PERSISTENT_RESERVE_IN service" " action: 0x%02x\n", cdb[1] & 0x1f); return PYX_TRANSPORT_INVALID_CDB_FIELD; } @@ -4224,7 +4224,7 @@ int core_scsi3_emulate_pr(struct se_cmd *cmd) * CONFLICT status. */ if (dev->dev_flags & DF_SPC2_RESERVATIONS) { - printk(KERN_ERR "Received PERSISTENT_RESERVE CDB while legacy" + pr_err("Received PERSISTENT_RESERVE CDB while legacy" " SPC-2 reservation is held, returning" " RESERVATION_CONFLICT\n"); return PYX_TRANSPORT_RESERVATION_CONFLICT; @@ -4263,7 +4263,7 @@ int core_setup_reservations(struct se_device *dev, int force_pt) rest->res_type = SPC_PASSTHROUGH; rest->pr_ops.t10_reservation_check = &core_pt_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_pt_seq_non_holder; - printk(KERN_INFO "%s: Using SPC_PASSTHROUGH, no reservation" + pr_debug("%s: Using SPC_PASSTHROUGH, no reservation" " emulation\n", dev->transport->name); return 0; } @@ -4275,14 +4275,14 @@ int core_setup_reservations(struct se_device *dev, int force_pt) rest->res_type = SPC3_PERSISTENT_RESERVATIONS; rest->pr_ops.t10_reservation_check = &core_scsi3_pr_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_scsi3_pr_seq_non_holder; - printk(KERN_INFO "%s: Using SPC3_PERSISTENT_RESERVATIONS" + pr_debug("%s: Using SPC3_PERSISTENT_RESERVATIONS" " emulation\n", dev->transport->name); } else { rest->res_type = SPC2_RESERVATIONS; rest->pr_ops.t10_reservation_check = &core_scsi2_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_scsi2_reservation_seq_non_holder; - printk(KERN_INFO "%s: Using SPC2_RESERVATIONS emulation\n", + pr_debug("%s: Using SPC2_RESERVATIONS emulation\n", dev->transport->name); } diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 318ef14..a2ce599 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -65,8 +65,8 @@ static int pscsi_attach_hba(struct se_hba *hba, u32 host_id) struct pscsi_hba_virt *phv; phv = kzalloc(sizeof(struct pscsi_hba_virt), GFP_KERNEL); - if (!(phv)) { - printk(KERN_ERR "Unable to allocate struct pscsi_hba_virt\n"); + if (!phv) { + pr_err("Unable to allocate struct pscsi_hba_virt\n"); return -ENOMEM; } phv->phv_host_id = host_id; @@ -74,10 +74,10 @@ static int pscsi_attach_hba(struct se_hba *hba, u32 host_id) hba->hba_ptr = phv; - printk(KERN_INFO "CORE_HBA[%d] - TCM SCSI HBA Driver %s on" + pr_debug("CORE_HBA[%d] - TCM SCSI HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, PSCSI_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached SCSI HBA to Generic\n", + pr_debug("CORE_HBA[%d] - Attached SCSI HBA to Generic\n", hba->hba_id); return 0; @@ -91,12 +91,12 @@ static void pscsi_detach_hba(struct se_hba *hba) if (scsi_host) { scsi_host_put(scsi_host); - printk(KERN_INFO "CORE_HBA[%d] - Detached SCSI HBA: %s from" + pr_debug("CORE_HBA[%d] - Detached SCSI HBA: %s from" " Generic Target Core\n", hba->hba_id, (scsi_host->hostt->name) ? (scsi_host->hostt->name) : "Unknown"); } else - printk(KERN_INFO "CORE_HBA[%d] - Detached Virtual SCSI HBA" + pr_debug("CORE_HBA[%d] - Detached Virtual SCSI HBA" " from Generic Target Core\n", hba->hba_id); kfree(phv); @@ -110,14 +110,14 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) /* * Release the struct Scsi_Host */ - if (!(mode_flag)) { - if (!(sh)) + if (!mode_flag) { + if (!sh) return 0; phv->phv_lld_host = NULL; phv->phv_mode = PHV_VIRUTAL_HOST_ID; - printk(KERN_INFO "CORE_HBA[%d] - Disabled pSCSI HBA Passthrough" + pr_debug("CORE_HBA[%d] - Disabled pSCSI HBA Passthrough" " %s\n", hba->hba_id, (sh->hostt->name) ? (sh->hostt->name) : "Unknown"); @@ -130,7 +130,7 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) */ sh = scsi_host_lookup(phv->phv_host_id); if (IS_ERR(sh)) { - printk(KERN_ERR "pSCSI: Unable to locate SCSI Host for" + pr_err("pSCSI: Unable to locate SCSI Host for" " phv_host_id: %d\n", phv->phv_host_id); return PTR_ERR(sh); } @@ -138,7 +138,7 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) phv->phv_lld_host = sh; phv->phv_mode = PHV_LLD_SCSI_HOST_NO; - printk(KERN_INFO "CORE_HBA[%d] - Enabled pSCSI HBA Passthrough %s\n", + pr_debug("CORE_HBA[%d] - Enabled pSCSI HBA Passthrough %s\n", hba->hba_id, (sh->hostt->name) ? (sh->hostt->name) : "Unknown"); return 1; @@ -257,15 +257,15 @@ pscsi_get_inquiry_vpd_device_ident(struct scsi_device *sdev, page_83 = &buf[off]; ident_len = page_83[3]; if (!ident_len) { - printk(KERN_ERR "page_83[3]: identifier" + pr_err("page_83[3]: identifier" " length zero!\n"); break; } - printk(KERN_INFO "T10 VPD Identifer Length: %d\n", ident_len); + pr_debug("T10 VPD Identifer Length: %d\n", ident_len); vpd = kzalloc(sizeof(struct t10_vpd), GFP_KERNEL); if (!vpd) { - printk(KERN_ERR "Unable to allocate memory for" + pr_err("Unable to allocate memory for" " struct t10_vpd\n"); goto out; } @@ -317,7 +317,7 @@ static struct se_device *pscsi_add_device_to_list( if (!sd->queue_depth) { sd->queue_depth = PSCSI_DEFAULT_QUEUEDEPTH; - printk(KERN_ERR "Set broken SCSI Device %d:%d:%d" + pr_err("Set broken SCSI Device %d:%d:%d" " queue_depth to %d\n", sd->channel, sd->id, sd->lun, sd->queue_depth); } @@ -355,7 +355,7 @@ static struct se_device *pscsi_add_device_to_list( dev = transport_add_device_to_core_hba(hba, &pscsi_template, se_dev, dev_flags, pdv, &dev_limits, NULL, NULL); - if (!(dev)) { + if (!dev) { pdv->pdv_sd = NULL; return NULL; } @@ -385,13 +385,13 @@ static void *pscsi_allocate_virtdevice(struct se_hba *hba, const char *name) struct pscsi_dev_virt *pdv; pdv = kzalloc(sizeof(struct pscsi_dev_virt), GFP_KERNEL); - if (!(pdv)) { - printk(KERN_ERR "Unable to allocate memory for struct pscsi_dev_virt\n"); + if (!pdv) { + pr_err("Unable to allocate memory for struct pscsi_dev_virt\n"); return NULL; } pdv->pdv_se_hba = hba; - printk(KERN_INFO "PSCSI: Allocated pdv: %p for %s\n", pdv, name); + pr_debug("PSCSI: Allocated pdv: %p for %s\n", pdv, name); return pdv; } @@ -412,7 +412,7 @@ static struct se_device *pscsi_create_type_disk( u32 dev_flags = 0; if (scsi_device_get(sd)) { - printk(KERN_ERR "scsi_device_get() failed for %d:%d:%d:%d\n", + pr_err("scsi_device_get() failed for %d:%d:%d:%d\n", sh->host_no, sd->channel, sd->id, sd->lun); spin_unlock_irq(sh->host_lock); return NULL; @@ -425,19 +425,19 @@ static struct se_device *pscsi_create_type_disk( bd = blkdev_get_by_path(se_dev->se_dev_udev_path, FMODE_WRITE|FMODE_READ|FMODE_EXCL, pdv); if (IS_ERR(bd)) { - printk(KERN_ERR "pSCSI: blkdev_get_by_path() failed\n"); + pr_err("pSCSI: blkdev_get_by_path() failed\n"); scsi_device_put(sd); return NULL; } pdv->pdv_bd = bd; dev = pscsi_add_device_to_list(hba, se_dev, pdv, sd, dev_flags); - if (!(dev)) { + if (!dev) { blkdev_put(pdv->pdv_bd, FMODE_WRITE|FMODE_READ|FMODE_EXCL); scsi_device_put(sd); return NULL; } - printk(KERN_INFO "CORE_PSCSI[%d] - Added TYPE_DISK for %d:%d:%d:%d\n", + pr_debug("CORE_PSCSI[%d] - Added TYPE_DISK for %d:%d:%d:%d\n", phv->phv_host_id, sh->host_no, sd->channel, sd->id, sd->lun); return dev; @@ -459,7 +459,7 @@ static struct se_device *pscsi_create_type_rom( u32 dev_flags = 0; if (scsi_device_get(sd)) { - printk(KERN_ERR "scsi_device_get() failed for %d:%d:%d:%d\n", + pr_err("scsi_device_get() failed for %d:%d:%d:%d\n", sh->host_no, sd->channel, sd->id, sd->lun); spin_unlock_irq(sh->host_lock); return NULL; @@ -467,11 +467,11 @@ static struct se_device *pscsi_create_type_rom( spin_unlock_irq(sh->host_lock); dev = pscsi_add_device_to_list(hba, se_dev, pdv, sd, dev_flags); - if (!(dev)) { + if (!dev) { scsi_device_put(sd); return NULL; } - printk(KERN_INFO "CORE_PSCSI[%d] - Added Type: %s for %d:%d:%d:%d\n", + pr_debug("CORE_PSCSI[%d] - Added Type: %s for %d:%d:%d:%d\n", phv->phv_host_id, scsi_device_type(sd->type), sh->host_no, sd->channel, sd->id, sd->lun); @@ -495,10 +495,10 @@ static struct se_device *pscsi_create_type_other( spin_unlock_irq(sh->host_lock); dev = pscsi_add_device_to_list(hba, se_dev, pdv, sd, dev_flags); - if (!(dev)) + if (!dev) return NULL; - printk(KERN_INFO "CORE_PSCSI[%d] - Added Type: %s for %d:%d:%d:%d\n", + pr_debug("CORE_PSCSI[%d] - Added Type: %s for %d:%d:%d:%d\n", phv->phv_host_id, scsi_device_type(sd->type), sh->host_no, sd->channel, sd->id, sd->lun); @@ -517,8 +517,8 @@ static struct se_device *pscsi_create_virtdevice( struct Scsi_Host *sh = phv->phv_lld_host; int legacy_mode_enable = 0; - if (!(pdv)) { - printk(KERN_ERR "Unable to locate struct pscsi_dev_virt" + if (!pdv) { + pr_err("Unable to locate struct pscsi_dev_virt" " parameter\n"); return ERR_PTR(-EINVAL); } @@ -526,9 +526,9 @@ static struct se_device *pscsi_create_virtdevice( * If not running in PHV_LLD_SCSI_HOST_NO mode, locate the * struct Scsi_Host we will need to bring the TCM/pSCSI object online */ - if (!(sh)) { + if (!sh) { if (phv->phv_mode == PHV_LLD_SCSI_HOST_NO) { - printk(KERN_ERR "pSCSI: Unable to locate struct" + pr_err("pSCSI: Unable to locate struct" " Scsi_Host for PHV_LLD_SCSI_HOST_NO\n"); return ERR_PTR(-ENODEV); } @@ -537,7 +537,7 @@ static struct se_device *pscsi_create_virtdevice( * reference, we enforce that udev_path has been set */ if (!(se_dev->su_dev_flags & SDF_USING_UDEV_PATH)) { - printk(KERN_ERR "pSCSI: udev_path attribute has not" + pr_err("pSCSI: udev_path attribute has not" " been set before ENABLE=1\n"); return ERR_PTR(-EINVAL); } @@ -548,8 +548,8 @@ static struct se_device *pscsi_create_virtdevice( */ if (!(pdv->pdv_flags & PDF_HAS_VIRT_HOST_ID)) { spin_lock(&hba->device_lock); - if (!(list_empty(&hba->hba_dev_list))) { - printk(KERN_ERR "pSCSI: Unable to set hba_mode" + if (!list_empty(&hba->hba_dev_list)) { + pr_err("pSCSI: Unable to set hba_mode" " with active devices\n"); spin_unlock(&hba->device_lock); return ERR_PTR(-EEXIST); @@ -565,14 +565,14 @@ static struct se_device *pscsi_create_virtdevice( } else { sh = scsi_host_lookup(pdv->pdv_host_id); if (IS_ERR(sh)) { - printk(KERN_ERR "pSCSI: Unable to locate" + pr_err("pSCSI: Unable to locate" " pdv_host_id: %d\n", pdv->pdv_host_id); return (struct se_device *) sh; } } } else { if (phv->phv_mode == PHV_VIRUTAL_HOST_ID) { - printk(KERN_ERR "pSCSI: PHV_VIRUTAL_HOST_ID set while" + pr_err("pSCSI: PHV_VIRUTAL_HOST_ID set while" " struct Scsi_Host exists\n"); return ERR_PTR(-EEXIST); } @@ -601,7 +601,7 @@ static struct se_device *pscsi_create_virtdevice( break; } - if (!(dev)) { + if (!dev) { if (phv->phv_mode == PHV_VIRUTAL_HOST_ID) scsi_host_put(sh); else if (legacy_mode_enable) { @@ -615,7 +615,7 @@ static struct se_device *pscsi_create_virtdevice( } spin_unlock_irq(sh->host_lock); - printk(KERN_ERR "pSCSI: Unable to locate %d:%d:%d:%d\n", sh->host_no, + pr_err("pSCSI: Unable to locate %d:%d:%d:%d\n", sh->host_no, pdv->pdv_channel_id, pdv->pdv_target_id, pdv->pdv_lun_id); if (phv->phv_mode == PHV_VIRUTAL_HOST_ID) @@ -729,8 +729,8 @@ after_mode_sense: u32 blocksize; buf = sg_virt(&sg[0]); - if (!(buf)) { - printk(KERN_ERR "Unable to get buf for scatterlist\n"); + if (!buf) { + pr_err("Unable to get buf for scatterlist\n"); goto after_mode_select; } @@ -760,34 +760,20 @@ after_mode_select: } static struct se_task * -pscsi_alloc_task(struct se_cmd *cmd) +pscsi_alloc_task(unsigned char *cdb) { struct pscsi_plugin_task *pt; - unsigned char *cdb = cmd->t_task_cdb; - pt = kzalloc(sizeof(struct pscsi_plugin_task), GFP_KERNEL); + /* + * Dynamically alloc cdb space, since it may be larger than + * TCM_MAX_COMMAND_SIZE + */ + pt = kzalloc(sizeof(*pt) + scsi_command_size(cdb), GFP_KERNEL); if (!pt) { - printk(KERN_ERR "Unable to allocate struct pscsi_plugin_task\n"); + pr_err("Unable to allocate struct pscsi_plugin_task\n"); return NULL; } - /* - * If TCM Core is signaling a > TCM_MAX_COMMAND_SIZE allocation, - * allocate the extended CDB buffer for per struct se_task context - * pt->pscsi_cdb now. - */ - if (cmd->t_task_cdb != cmd->__t_task_cdb) { - - pt->pscsi_cdb = kzalloc(scsi_command_size(cdb), GFP_KERNEL); - if (!(pt->pscsi_cdb)) { - printk(KERN_ERR "pSCSI: Unable to allocate extended" - " pt->pscsi_cdb\n"); - kfree(pt); - return NULL; - } - } else - pt->pscsi_cdb = &pt->__pscsi_cdb[0]; - return &pt->pscsi_task; } @@ -837,8 +823,8 @@ static int pscsi_blk_get_request(struct se_task *task) pt->pscsi_req = blk_get_request(pdv->pdv_sd->request_queue, (task->task_data_direction == DMA_TO_DEVICE), GFP_KERNEL); - if (!(pt->pscsi_req) || IS_ERR(pt->pscsi_req)) { - printk(KERN_ERR "PSCSI: blk_get_request() failed: %ld\n", + if (!pt->pscsi_req || IS_ERR(pt->pscsi_req)) { + pr_err("PSCSI: blk_get_request() failed: %ld\n", IS_ERR(pt->pscsi_req)); return PYX_TRANSPORT_LU_COMM_FAILURE; } @@ -883,15 +869,8 @@ static int pscsi_do_task(struct se_task *task) static void pscsi_free_task(struct se_task *task) { struct pscsi_plugin_task *pt = PSCSI_TASK(task); - struct se_cmd *cmd = task->task_se_cmd; /* - * Release the extended CDB allocation from pscsi_alloc_task() - * if one exists. - */ - if (cmd->t_task_cdb != cmd->__t_task_cdb) - kfree(pt->pscsi_cdb); - /* * We do not release the bio(s) here associated with this task, as * this is handled by bio_put() and pscsi_bi_endio(). */ @@ -936,7 +915,7 @@ static ssize_t pscsi_set_configfs_dev_params(struct se_hba *hba, switch (token) { case Opt_scsi_host_id: if (phv->phv_mode == PHV_LLD_SCSI_HOST_NO) { - printk(KERN_ERR "PSCSI[%d]: Unable to accept" + pr_err("PSCSI[%d]: Unable to accept" " scsi_host_id while phv_mode ==" " PHV_LLD_SCSI_HOST_NO\n", phv->phv_host_id); @@ -945,14 +924,14 @@ static ssize_t pscsi_set_configfs_dev_params(struct se_hba *hba, } match_int(args, &arg); pdv->pdv_host_id = arg; - printk(KERN_INFO "PSCSI[%d]: Referencing SCSI Host ID:" + pr_debug("PSCSI[%d]: Referencing SCSI Host ID:" " %d\n", phv->phv_host_id, pdv->pdv_host_id); pdv->pdv_flags |= PDF_HAS_VIRT_HOST_ID; break; case Opt_scsi_channel_id: match_int(args, &arg); pdv->pdv_channel_id = arg; - printk(KERN_INFO "PSCSI[%d]: Referencing SCSI Channel" + pr_debug("PSCSI[%d]: Referencing SCSI Channel" " ID: %d\n", phv->phv_host_id, pdv->pdv_channel_id); pdv->pdv_flags |= PDF_HAS_CHANNEL_ID; @@ -960,7 +939,7 @@ static ssize_t pscsi_set_configfs_dev_params(struct se_hba *hba, case Opt_scsi_target_id: match_int(args, &arg); pdv->pdv_target_id = arg; - printk(KERN_INFO "PSCSI[%d]: Referencing SCSI Target" + pr_debug("PSCSI[%d]: Referencing SCSI Target" " ID: %d\n", phv->phv_host_id, pdv->pdv_target_id); pdv->pdv_flags |= PDF_HAS_TARGET_ID; @@ -968,7 +947,7 @@ static ssize_t pscsi_set_configfs_dev_params(struct se_hba *hba, case Opt_scsi_lun_id: match_int(args, &arg); pdv->pdv_lun_id = arg; - printk(KERN_INFO "PSCSI[%d]: Referencing SCSI LUN ID:" + pr_debug("PSCSI[%d]: Referencing SCSI LUN ID:" " %d\n", phv->phv_host_id, pdv->pdv_lun_id); pdv->pdv_flags |= PDF_HAS_LUN_ID; break; @@ -991,7 +970,7 @@ static ssize_t pscsi_check_configfs_dev_params( if (!(pdv->pdv_flags & PDF_HAS_CHANNEL_ID) || !(pdv->pdv_flags & PDF_HAS_TARGET_ID) || !(pdv->pdv_flags & PDF_HAS_LUN_ID)) { - printk(KERN_ERR "Missing scsi_channel_id=, scsi_target_id= and" + pr_err("Missing scsi_channel_id=, scsi_target_id= and" " scsi_lun_id= parameters\n"); return -EINVAL; } @@ -1061,8 +1040,8 @@ static inline struct bio *pscsi_get_bio(int sg_num) * in block/blk-core.c:blk_make_request() */ bio = bio_kmalloc(GFP_KERNEL, sg_num); - if (!(bio)) { - printk(KERN_ERR "PSCSI: bio_kmalloc() failed\n"); + if (!bio) { + pr_err("PSCSI: bio_kmalloc() failed\n"); return NULL; } bio->bi_end_io = pscsi_bi_endio; @@ -1070,12 +1049,6 @@ static inline struct bio *pscsi_get_bio(int sg_num) return bio; } -#if 0 -#define DEBUG_PSCSI(x...) printk(x) -#else -#define DEBUG_PSCSI(x...) -#endif - static int __pscsi_map_task_SG( struct se_task *task, struct scatterlist *task_sg, @@ -1106,34 +1079,34 @@ static int __pscsi_map_task_SG( * is ported to upstream SCSI passthrough functionality that accepts * struct scatterlist->page_link or struct page as a paraemeter. */ - DEBUG_PSCSI("PSCSI: nr_pages: %d\n", nr_pages); + pr_debug("PSCSI: nr_pages: %d\n", nr_pages); for_each_sg(task_sg, sg, task_sg_num, i) { page = sg_page(sg); off = sg->offset; len = sg->length; - DEBUG_PSCSI("PSCSI: i: %d page: %p len: %d off: %d\n", i, + pr_debug("PSCSI: i: %d page: %p len: %d off: %d\n", i, page, len, off); while (len > 0 && data_len > 0) { bytes = min_t(unsigned int, len, PAGE_SIZE - off); bytes = min(bytes, data_len); - if (!(bio)) { + if (!bio) { nr_vecs = min_t(int, BIO_MAX_PAGES, nr_pages); nr_pages -= nr_vecs; /* * Calls bio_kmalloc() and sets bio->bi_end_io() */ bio = pscsi_get_bio(nr_vecs); - if (!(bio)) + if (!bio) goto fail; if (rw) bio->bi_rw |= REQ_WRITE; - DEBUG_PSCSI("PSCSI: Allocated bio: %p," + pr_debug("PSCSI: Allocated bio: %p," " dir: %s nr_vecs: %d\n", bio, (rw) ? "rw" : "r", nr_vecs); /* @@ -1148,7 +1121,7 @@ static int __pscsi_map_task_SG( tbio = tbio->bi_next = bio; } - DEBUG_PSCSI("PSCSI: Calling bio_add_pc_page() i: %d" + pr_debug("PSCSI: Calling bio_add_pc_page() i: %d" " bio: %p page: %p len: %d off: %d\n", i, bio, page, len, off); @@ -1157,11 +1130,11 @@ static int __pscsi_map_task_SG( if (rc != bytes) goto fail; - DEBUG_PSCSI("PSCSI: bio->bi_vcnt: %d nr_vecs: %d\n", + pr_debug("PSCSI: bio->bi_vcnt: %d nr_vecs: %d\n", bio->bi_vcnt, nr_vecs); if (bio->bi_vcnt > nr_vecs) { - DEBUG_PSCSI("PSCSI: Reached bio->bi_vcnt max:" + pr_debug("PSCSI: Reached bio->bi_vcnt max:" " %d i: %d bio: %p, allocating another" " bio\n", bio->bi_vcnt, i, bio); /* @@ -1183,15 +1156,15 @@ static int __pscsi_map_task_SG( * Setup the primary pt->pscsi_req used for non BIDI and BIDI-COMMAND * primary SCSI WRITE poayload mapped for struct se_task->task_sg[] */ - if (!(bidi_read)) { + if (!bidi_read) { /* * Starting with v2.6.31, call blk_make_request() passing in *hbio to * allocate the pSCSI task a struct request. */ pt->pscsi_req = blk_make_request(pdv->pdv_sd->request_queue, hbio, GFP_KERNEL); - if (!(pt->pscsi_req)) { - printk(KERN_ERR "pSCSI: blk_make_request() failed\n"); + if (!pt->pscsi_req) { + pr_err("pSCSI: blk_make_request() failed\n"); goto fail; } /* @@ -1200,7 +1173,7 @@ static int __pscsi_map_task_SG( */ pscsi_blk_init_request(task, pt, pt->pscsi_req, 0); - return task->task_sg_num; + return task->task_sg_nents; } /* * Setup the secondary pt->pscsi_req->next_rq used for the extra BIDI-COMMAND @@ -1208,13 +1181,13 @@ static int __pscsi_map_task_SG( */ pt->pscsi_req->next_rq = blk_make_request(pdv->pdv_sd->request_queue, hbio, GFP_KERNEL); - if (!(pt->pscsi_req->next_rq)) { - printk(KERN_ERR "pSCSI: blk_make_request() failed for BIDI\n"); + if (!pt->pscsi_req->next_rq) { + pr_err("pSCSI: blk_make_request() failed for BIDI\n"); goto fail; } pscsi_blk_init_request(task, pt, pt->pscsi_req->next_rq, 1); - return task->task_sg_num; + return task->task_sg_nents; fail: while (hbio) { bio = hbio; @@ -1233,14 +1206,14 @@ static int pscsi_map_task_SG(struct se_task *task) * Setup the main struct request for the task->task_sg[] payload */ - ret = __pscsi_map_task_SG(task, task->task_sg, task->task_sg_num, 0); + ret = __pscsi_map_task_SG(task, task->task_sg, task->task_sg_nents, 0); if (ret >= 0 && task->task_sg_bidi) { /* * If present, set up the extra BIDI-COMMAND SCSI READ * struct request and payload. */ ret = __pscsi_map_task_SG(task, task->task_sg_bidi, - task->task_sg_num, 1); + task->task_sg_nents, 1); } if (ret < 0) @@ -1319,9 +1292,9 @@ static inline void pscsi_process_SAM_status( struct pscsi_plugin_task *pt) { task->task_scsi_status = status_byte(pt->pscsi_result); - if ((task->task_scsi_status)) { + if (task->task_scsi_status) { task->task_scsi_status <<= 1; - printk(KERN_INFO "PSCSI Status Byte exception at task: %p CDB:" + pr_debug("PSCSI Status Byte exception at task: %p CDB:" " 0x%02x Result: 0x%08x\n", task, pt->pscsi_cdb[0], pt->pscsi_result); } @@ -1331,7 +1304,7 @@ static inline void pscsi_process_SAM_status( transport_complete_task(task, (!task->task_scsi_status)); break; default: - printk(KERN_INFO "PSCSI Host Byte exception at task: %p CDB:" + pr_debug("PSCSI Host Byte exception at task: %p CDB:" " 0x%02x Result: 0x%08x\n", task, pt->pscsi_cdb[0], pt->pscsi_result); task->task_scsi_status = SAM_STAT_CHECK_CONDITION; diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h index 280b689..ebf4f1a 100644 --- a/drivers/target/target_core_pscsi.h +++ b/drivers/target/target_core_pscsi.h @@ -23,13 +23,12 @@ struct pscsi_plugin_task { struct se_task pscsi_task; - unsigned char *pscsi_cdb; - unsigned char __pscsi_cdb[TCM_MAX_COMMAND_SIZE]; unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE]; int pscsi_direction; int pscsi_result; u32 pscsi_resid; struct request *pscsi_req; + unsigned char pscsi_cdb[0]; } ____cacheline_aligned; #define PDF_HAS_CHANNEL_ID 0x01 diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c index 4f9416d..3dd81d2 100644 --- a/drivers/target/target_core_rd.c +++ b/drivers/target/target_core_rd.c @@ -44,12 +44,8 @@ #include "target_core_rd.h" -static struct se_subsystem_api rd_dr_template; static struct se_subsystem_api rd_mcp_template; -/* #define DEBUG_RAMDISK_MCP */ -/* #define DEBUG_RAMDISK_DR */ - /* rd_attach_hba(): (Part of se_subsystem_api_t template) * * @@ -59,8 +55,8 @@ static int rd_attach_hba(struct se_hba *hba, u32 host_id) struct rd_host *rd_host; rd_host = kzalloc(sizeof(struct rd_host), GFP_KERNEL); - if (!(rd_host)) { - printk(KERN_ERR "Unable to allocate memory for struct rd_host\n"); + if (!rd_host) { + pr_err("Unable to allocate memory for struct rd_host\n"); return -ENOMEM; } @@ -68,10 +64,10 @@ static int rd_attach_hba(struct se_hba *hba, u32 host_id) hba->hba_ptr = rd_host; - printk(KERN_INFO "CORE_HBA[%d] - TCM Ramdisk HBA Driver %s on" + pr_debug("CORE_HBA[%d] - TCM Ramdisk HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, RD_HBA_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached Ramdisk HBA: %u to Generic" + pr_debug("CORE_HBA[%d] - Attached Ramdisk HBA: %u to Generic" " MaxSectors: %u\n", hba->hba_id, rd_host->rd_host_id, RD_MAX_SECTORS); @@ -82,7 +78,7 @@ static void rd_detach_hba(struct se_hba *hba) { struct rd_host *rd_host = hba->hba_ptr; - printk(KERN_INFO "CORE_HBA[%d] - Detached Ramdisk HBA: %u from" + pr_debug("CORE_HBA[%d] - Detached Ramdisk HBA: %u from" " Generic Target Core\n", hba->hba_id, rd_host->rd_host_id); kfree(rd_host); @@ -111,7 +107,7 @@ static void rd_release_device_space(struct rd_dev *rd_dev) for (j = 0; j < sg_per_table; j++) { pg = sg_page(&sg[j]); - if ((pg)) { + if (pg) { __free_page(pg); page_count++; } @@ -120,7 +116,7 @@ static void rd_release_device_space(struct rd_dev *rd_dev) kfree(sg); } - printk(KERN_INFO "CORE_RD[%u] - Released device space for Ramdisk" + pr_debug("CORE_RD[%u] - Released device space for Ramdisk" " Device ID: %u, pages %u in %u tables total bytes %lu\n", rd_dev->rd_host->rd_host_id, rd_dev->rd_dev_id, page_count, rd_dev->sg_table_count, (unsigned long)page_count * PAGE_SIZE); @@ -145,7 +141,7 @@ static int rd_build_device_space(struct rd_dev *rd_dev) struct scatterlist *sg; if (rd_dev->rd_page_count <= 0) { - printk(KERN_ERR "Illegal page count: %u for Ramdisk device\n", + pr_err("Illegal page count: %u for Ramdisk device\n", rd_dev->rd_page_count); return -EINVAL; } @@ -154,8 +150,8 @@ static int rd_build_device_space(struct rd_dev *rd_dev) sg_tables = (total_sg_needed / max_sg_per_table) + 1; sg_table = kzalloc(sg_tables * sizeof(struct rd_dev_sg_table), GFP_KERNEL); - if (!(sg_table)) { - printk(KERN_ERR "Unable to allocate memory for Ramdisk" + if (!sg_table) { + pr_err("Unable to allocate memory for Ramdisk" " scatterlist tables\n"); return -ENOMEM; } @@ -169,13 +165,13 @@ static int rd_build_device_space(struct rd_dev *rd_dev) sg = kzalloc(sg_per_table * sizeof(struct scatterlist), GFP_KERNEL); - if (!(sg)) { - printk(KERN_ERR "Unable to allocate scatterlist array" + if (!sg) { + pr_err("Unable to allocate scatterlist array" " for struct rd_dev\n"); return -ENOMEM; } - sg_init_table((struct scatterlist *)&sg[0], sg_per_table); + sg_init_table(sg, sg_per_table); sg_table[i].sg_table = sg; sg_table[i].rd_sg_count = sg_per_table; @@ -185,8 +181,8 @@ static int rd_build_device_space(struct rd_dev *rd_dev) for (j = 0; j < sg_per_table; j++) { pg = alloc_pages(GFP_KERNEL, 0); - if (!(pg)) { - printk(KERN_ERR "Unable to allocate scatterlist" + if (!pg) { + pr_err("Unable to allocate scatterlist" " pages for struct rd_dev_sg_table\n"); return -ENOMEM; } @@ -198,7 +194,7 @@ static int rd_build_device_space(struct rd_dev *rd_dev) total_sg_needed -= sg_per_table; } - printk(KERN_INFO "CORE_RD[%u] - Built Ramdisk Device ID: %u space of" + pr_debug("CORE_RD[%u] - Built Ramdisk Device ID: %u space of" " %u pages in %u tables\n", rd_dev->rd_host->rd_host_id, rd_dev->rd_dev_id, rd_dev->rd_page_count, rd_dev->sg_table_count); @@ -215,8 +211,8 @@ static void *rd_allocate_virtdevice( struct rd_host *rd_host = hba->hba_ptr; rd_dev = kzalloc(sizeof(struct rd_dev), GFP_KERNEL); - if (!(rd_dev)) { - printk(KERN_ERR "Unable to allocate memory for struct rd_dev\n"); + if (!rd_dev) { + pr_err("Unable to allocate memory for struct rd_dev\n"); return NULL; } @@ -226,11 +222,6 @@ static void *rd_allocate_virtdevice( return rd_dev; } -static void *rd_DIRECT_allocate_virtdevice(struct se_hba *hba, const char *name) -{ - return rd_allocate_virtdevice(hba, name, 1); -} - static void *rd_MEMCPY_allocate_virtdevice(struct se_hba *hba, const char *name) { return rd_allocate_virtdevice(hba, name, 0); @@ -270,16 +261,15 @@ static struct se_device *rd_create_virtdevice( dev_limits.queue_depth = RD_DEVICE_QUEUE_DEPTH; dev = transport_add_device_to_core_hba(hba, - (rd_dev->rd_direct) ? &rd_dr_template : &rd_mcp_template, se_dev, dev_flags, rd_dev, &dev_limits, prod, rev); - if (!(dev)) + if (!dev) goto fail; rd_dev->rd_dev_id = rd_host->rd_host_dev_id_count++; rd_dev->rd_queue_depth = dev->queue_depth; - printk(KERN_INFO "CORE_RD[%u] - Added TCM %s Ramdisk Device ID: %u of" + pr_debug("CORE_RD[%u] - Added TCM %s Ramdisk Device ID: %u of" " %u pages in %u tables, %lu total bytes\n", rd_host->rd_host_id, (!rd_dev->rd_direct) ? "MEMCPY" : "DIRECT", rd_dev->rd_dev_id, rd_dev->rd_page_count, @@ -293,14 +283,6 @@ fail: return ERR_PTR(ret); } -static struct se_device *rd_DIRECT_create_virtdevice( - struct se_hba *hba, - struct se_subsystem_dev *se_dev, - void *p) -{ - return rd_create_virtdevice(hba, se_dev, p, 1); -} - static struct se_device *rd_MEMCPY_create_virtdevice( struct se_hba *hba, struct se_subsystem_dev *se_dev, @@ -327,16 +309,15 @@ static inline struct rd_request *RD_REQ(struct se_task *task) } static struct se_task * -rd_alloc_task(struct se_cmd *cmd) +rd_alloc_task(unsigned char *cdb) { struct rd_request *rd_req; rd_req = kzalloc(sizeof(struct rd_request), GFP_KERNEL); if (!rd_req) { - printk(KERN_ERR "Unable to allocate struct rd_request\n"); + pr_err("Unable to allocate struct rd_request\n"); return NULL; } - rd_req->rd_dev = cmd->se_dev->dev_ptr; return &rd_req->rd_task; } @@ -357,7 +338,7 @@ static struct rd_dev_sg_table *rd_get_sg_table(struct rd_dev *rd_dev, u32 page) return sg_table; } - printk(KERN_ERR "Unable to locate struct rd_dev_sg_table for page: %u\n", + pr_err("Unable to locate struct rd_dev_sg_table for page: %u\n", page); return NULL; @@ -370,7 +351,7 @@ static struct rd_dev_sg_table *rd_get_sg_table(struct rd_dev *rd_dev, u32 page) static int rd_MEMCPY_read(struct rd_request *req) { struct se_task *task = &req->rd_task; - struct rd_dev *dev = req->rd_dev; + struct rd_dev *dev = req->rd_task.se_dev->dev_ptr; struct rd_dev_sg_table *table; struct scatterlist *sg_d, *sg_s; void *dst, *src; @@ -379,32 +360,32 @@ static int rd_MEMCPY_read(struct rd_request *req) u32 rd_offset = req->rd_offset; table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) + if (!table) return -EINVAL; table_sg_end = (table->page_end_offset - req->rd_page); sg_d = task->task_sg; sg_s = &table->sg_table[req->rd_page - table->page_start_offset]; -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "RD[%u]: Read LBA: %llu, Size: %u Page: %u, Offset:" + + pr_debug("RD[%u]: Read LBA: %llu, Size: %u Page: %u, Offset:" " %u\n", dev->rd_dev_id, task->task_lba, req->rd_size, req->rd_page, req->rd_offset); -#endif + src_offset = rd_offset; while (req->rd_size) { if ((sg_d[i].length - dst_offset) < (sg_s[j].length - src_offset)) { length = (sg_d[i].length - dst_offset); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "Step 1 - sg_d[%d]: %p length: %d" + + pr_debug("Step 1 - sg_d[%d]: %p length: %d" " offset: %u sg_s[%d].length: %u\n", i, &sg_d[i], sg_d[i].length, sg_d[i].offset, j, sg_s[j].length); - printk(KERN_INFO "Step 1 - length: %u dst_offset: %u" + pr_debug("Step 1 - length: %u dst_offset: %u" " src_offset: %u\n", length, dst_offset, src_offset); -#endif + if (length > req->rd_size) length = req->rd_size; @@ -421,15 +402,15 @@ static int rd_MEMCPY_read(struct rd_request *req) page_end = 0; } else { length = (sg_s[j].length - src_offset); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "Step 2 - sg_d[%d]: %p length: %d" + + pr_debug("Step 2 - sg_d[%d]: %p length: %d" " offset: %u sg_s[%d].length: %u\n", i, &sg_d[i], sg_d[i].length, sg_d[i].offset, j, sg_s[j].length); - printk(KERN_INFO "Step 2 - length: %u dst_offset: %u" + pr_debug("Step 2 - length: %u dst_offset: %u" " src_offset: %u\n", length, dst_offset, src_offset); -#endif + if (length > req->rd_size) length = req->rd_size; @@ -453,31 +434,28 @@ static int rd_MEMCPY_read(struct rd_request *req) memcpy(dst, src, length); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "page: %u, remaining size: %u, length: %u," + pr_debug("page: %u, remaining size: %u, length: %u," " i: %u, j: %u\n", req->rd_page, (req->rd_size - length), length, i, j); -#endif + req->rd_size -= length; - if (!(req->rd_size)) + if (!req->rd_size) return 0; if (!page_end) continue; if (++req->rd_page <= table->page_end_offset) { -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "page: %u in same page table\n", + pr_debug("page: %u in same page table\n", req->rd_page); -#endif continue; } -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "getting new page table for page: %u\n", + + pr_debug("getting new page table for page: %u\n", req->rd_page); -#endif + table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) + if (!table) return -EINVAL; sg_s = &table->sg_table[j = 0]; @@ -493,7 +471,7 @@ static int rd_MEMCPY_read(struct rd_request *req) static int rd_MEMCPY_write(struct rd_request *req) { struct se_task *task = &req->rd_task; - struct rd_dev *dev = req->rd_dev; + struct rd_dev *dev = req->rd_task.se_dev->dev_ptr; struct rd_dev_sg_table *table; struct scatterlist *sg_d, *sg_s; void *dst, *src; @@ -502,32 +480,32 @@ static int rd_MEMCPY_write(struct rd_request *req) u32 rd_offset = req->rd_offset; table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) + if (!table) return -EINVAL; table_sg_end = (table->page_end_offset - req->rd_page); sg_d = &table->sg_table[req->rd_page - table->page_start_offset]; sg_s = task->task_sg; -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "RD[%d] Write LBA: %llu, Size: %u, Page: %u," + + pr_debug("RD[%d] Write LBA: %llu, Size: %u, Page: %u," " Offset: %u\n", dev->rd_dev_id, task->task_lba, req->rd_size, req->rd_page, req->rd_offset); -#endif + dst_offset = rd_offset; while (req->rd_size) { if ((sg_s[i].length - src_offset) < (sg_d[j].length - dst_offset)) { length = (sg_s[i].length - src_offset); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "Step 1 - sg_s[%d]: %p length: %d" + + pr_debug("Step 1 - sg_s[%d]: %p length: %d" " offset: %d sg_d[%d].length: %u\n", i, &sg_s[i], sg_s[i].length, sg_s[i].offset, j, sg_d[j].length); - printk(KERN_INFO "Step 1 - length: %u src_offset: %u" + pr_debug("Step 1 - length: %u src_offset: %u" " dst_offset: %u\n", length, src_offset, dst_offset); -#endif + if (length > req->rd_size) length = req->rd_size; @@ -544,15 +522,15 @@ static int rd_MEMCPY_write(struct rd_request *req) page_end = 0; } else { length = (sg_d[j].length - dst_offset); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "Step 2 - sg_s[%d]: %p length: %d" + + pr_debug("Step 2 - sg_s[%d]: %p length: %d" " offset: %d sg_d[%d].length: %u\n", i, &sg_s[i], sg_s[i].length, sg_s[i].offset, j, sg_d[j].length); - printk(KERN_INFO "Step 2 - length: %u src_offset: %u" + pr_debug("Step 2 - length: %u src_offset: %u" " dst_offset: %u\n", length, src_offset, dst_offset); -#endif + if (length > req->rd_size) length = req->rd_size; @@ -576,31 +554,28 @@ static int rd_MEMCPY_write(struct rd_request *req) memcpy(dst, src, length); -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "page: %u, remaining size: %u, length: %u," + pr_debug("page: %u, remaining size: %u, length: %u," " i: %u, j: %u\n", req->rd_page, (req->rd_size - length), length, i, j); -#endif + req->rd_size -= length; - if (!(req->rd_size)) + if (!req->rd_size) return 0; if (!page_end) continue; if (++req->rd_page <= table->page_end_offset) { -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "page: %u in same page table\n", + pr_debug("page: %u in same page table\n", req->rd_page); -#endif continue; } -#ifdef DEBUG_RAMDISK_MCP - printk(KERN_INFO "getting new page table for page: %u\n", + + pr_debug("getting new page table for page: %u\n", req->rd_page); -#endif + table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) + if (!table) return -EINVAL; sg_d = &table->sg_table[j = 0]; @@ -641,273 +616,6 @@ static int rd_MEMCPY_do_task(struct se_task *task) return PYX_TRANSPORT_SENT_TO_TRANSPORT; } -/* rd_DIRECT_with_offset(): - * - * - */ -static int rd_DIRECT_with_offset( - struct se_task *task, - struct list_head *se_mem_list, - u32 *se_mem_cnt, - u32 *task_offset) -{ - struct rd_request *req = RD_REQ(task); - struct rd_dev *dev = req->rd_dev; - struct rd_dev_sg_table *table; - struct se_mem *se_mem; - struct scatterlist *sg_s; - u32 j = 0, set_offset = 1; - u32 get_next_table = 0, offset_length, table_sg_end; - - table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) - return -EINVAL; - - table_sg_end = (table->page_end_offset - req->rd_page); - sg_s = &table->sg_table[req->rd_page - table->page_start_offset]; -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "%s DIRECT LBA: %llu, Size: %u Page: %u, Offset: %u\n", - (task->task_data_direction == DMA_TO_DEVICE) ? - "Write" : "Read", - task->task_lba, req->rd_size, req->rd_page, req->rd_offset); -#endif - while (req->rd_size) { - se_mem = kmem_cache_zalloc(se_mem_cache, GFP_KERNEL); - if (!(se_mem)) { - printk(KERN_ERR "Unable to allocate struct se_mem\n"); - return -ENOMEM; - } - INIT_LIST_HEAD(&se_mem->se_list); - - if (set_offset) { - offset_length = sg_s[j].length - req->rd_offset; - if (offset_length > req->rd_size) - offset_length = req->rd_size; - - se_mem->se_page = sg_page(&sg_s[j++]); - se_mem->se_off = req->rd_offset; - se_mem->se_len = offset_length; - - set_offset = 0; - get_next_table = (j > table_sg_end); - goto check_eot; - } - - offset_length = (req->rd_size < req->rd_offset) ? - req->rd_size : req->rd_offset; - - se_mem->se_page = sg_page(&sg_s[j]); - se_mem->se_len = offset_length; - - set_offset = 1; - -check_eot: -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "page: %u, size: %u, offset_length: %u, j: %u" - " se_mem: %p, se_page: %p se_off: %u se_len: %u\n", - req->rd_page, req->rd_size, offset_length, j, se_mem, - se_mem->se_page, se_mem->se_off, se_mem->se_len); -#endif - list_add_tail(&se_mem->se_list, se_mem_list); - (*se_mem_cnt)++; - - req->rd_size -= offset_length; - if (!(req->rd_size)) - goto out; - - if (!set_offset && !get_next_table) - continue; - - if (++req->rd_page <= table->page_end_offset) { -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "page: %u in same page table\n", - req->rd_page); -#endif - continue; - } -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "getting new page table for page: %u\n", - req->rd_page); -#endif - table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) - return -EINVAL; - - sg_s = &table->sg_table[j = 0]; - } - -out: - task->task_se_cmd->t_tasks_se_num += *se_mem_cnt; -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "RD_DR - Allocated %u struct se_mem segments for task\n", - *se_mem_cnt); -#endif - return 0; -} - -/* rd_DIRECT_without_offset(): - * - * - */ -static int rd_DIRECT_without_offset( - struct se_task *task, - struct list_head *se_mem_list, - u32 *se_mem_cnt, - u32 *task_offset) -{ - struct rd_request *req = RD_REQ(task); - struct rd_dev *dev = req->rd_dev; - struct rd_dev_sg_table *table; - struct se_mem *se_mem; - struct scatterlist *sg_s; - u32 length, j = 0; - - table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) - return -EINVAL; - - sg_s = &table->sg_table[req->rd_page - table->page_start_offset]; -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "%s DIRECT LBA: %llu, Size: %u, Page: %u\n", - (task->task_data_direction == DMA_TO_DEVICE) ? - "Write" : "Read", - task->task_lba, req->rd_size, req->rd_page); -#endif - while (req->rd_size) { - se_mem = kmem_cache_zalloc(se_mem_cache, GFP_KERNEL); - if (!(se_mem)) { - printk(KERN_ERR "Unable to allocate struct se_mem\n"); - return -ENOMEM; - } - INIT_LIST_HEAD(&se_mem->se_list); - - length = (req->rd_size < sg_s[j].length) ? - req->rd_size : sg_s[j].length; - - se_mem->se_page = sg_page(&sg_s[j++]); - se_mem->se_len = length; - -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "page: %u, size: %u, j: %u se_mem: %p," - " se_page: %p se_off: %u se_len: %u\n", req->rd_page, - req->rd_size, j, se_mem, se_mem->se_page, - se_mem->se_off, se_mem->se_len); -#endif - list_add_tail(&se_mem->se_list, se_mem_list); - (*se_mem_cnt)++; - - req->rd_size -= length; - if (!(req->rd_size)) - goto out; - - if (++req->rd_page <= table->page_end_offset) { -#ifdef DEBUG_RAMDISK_DR - printk("page: %u in same page table\n", - req->rd_page); -#endif - continue; - } -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "getting new page table for page: %u\n", - req->rd_page); -#endif - table = rd_get_sg_table(dev, req->rd_page); - if (!(table)) - return -EINVAL; - - sg_s = &table->sg_table[j = 0]; - } - -out: - task->task_se_cmd->t_tasks_se_num += *se_mem_cnt; -#ifdef DEBUG_RAMDISK_DR - printk(KERN_INFO "RD_DR - Allocated %u struct se_mem segments for task\n", - *se_mem_cnt); -#endif - return 0; -} - -/* rd_DIRECT_do_se_mem_map(): - * - * - */ -static int rd_DIRECT_do_se_mem_map( - struct se_task *task, - struct list_head *se_mem_list, - void *in_mem, - struct se_mem *in_se_mem, - struct se_mem **out_se_mem, - u32 *se_mem_cnt, - u32 *task_offset_in) -{ - struct se_cmd *cmd = task->task_se_cmd; - struct rd_request *req = RD_REQ(task); - u32 task_offset = *task_offset_in; - unsigned long long lba; - int ret; - int block_size = task->se_dev->se_sub_dev->se_dev_attrib.block_size; - - lba = task->task_lba; - req->rd_page = ((task->task_lba * block_size) / PAGE_SIZE); - req->rd_offset = (do_div(lba, (PAGE_SIZE / block_size))) * block_size; - req->rd_size = task->task_size; - - if (req->rd_offset) - ret = rd_DIRECT_with_offset(task, se_mem_list, se_mem_cnt, - task_offset_in); - else - ret = rd_DIRECT_without_offset(task, se_mem_list, se_mem_cnt, - task_offset_in); - - if (ret < 0) - return ret; - - if (cmd->se_tfo->task_sg_chaining == 0) - return 0; - /* - * Currently prevent writers from multiple HW fabrics doing - * pci_map_sg() to RD_DR's internal scatterlist memory. - */ - if (cmd->data_direction == DMA_TO_DEVICE) { - printk(KERN_ERR "DMA_TO_DEVICE not supported for" - " RAMDISK_DR with task_sg_chaining=1\n"); - return -ENOSYS; - } - /* - * Special case for if task_sg_chaining is enabled, then - * we setup struct se_task->task_sg[], as it will be used by - * transport_do_task_sg_chain() for creating chainged SGLs - * across multiple struct se_task->task_sg[]. - */ - ret = transport_init_task_sg(task, - list_first_entry(&cmd->t_mem_list, - struct se_mem, se_list), - task_offset); - if (ret <= 0) - return ret; - - return transport_map_mem_to_sg(task, se_mem_list, task->task_sg, - list_first_entry(&cmd->t_mem_list, - struct se_mem, se_list), - out_se_mem, se_mem_cnt, task_offset_in); -} - -/* rd_DIRECT_do_task(): (Part of se_subsystem_api_t template) - * - * - */ -static int rd_DIRECT_do_task(struct se_task *task) -{ - /* - * At this point the locally allocated RD tables have been mapped - * to struct se_mem elements in rd_DIRECT_do_se_mem_map(). - */ - task->task_scsi_status = GOOD; - transport_complete_task(task, 1); - - return PYX_TRANSPORT_SENT_TO_TRANSPORT; -} - /* rd_free_task(): (Part of se_subsystem_api_t template) * * @@ -952,7 +660,7 @@ static ssize_t rd_set_configfs_dev_params( case Opt_rd_pages: match_int(args, &arg); rd_dev->rd_page_count = arg; - printk(KERN_INFO "RAMDISK: Referencing Page" + pr_debug("RAMDISK: Referencing Page" " Count: %u\n", rd_dev->rd_page_count); rd_dev->rd_flags |= RDF_HAS_PAGE_COUNT; break; @@ -970,7 +678,7 @@ static ssize_t rd_check_configfs_dev_params(struct se_hba *hba, struct se_subsys struct rd_dev *rd_dev = se_dev->se_dev_su_ptr; if (!(rd_dev->rd_flags & RDF_HAS_PAGE_COUNT)) { - printk(KERN_INFO "Missing rd_pages= parameter\n"); + pr_debug("Missing rd_pages= parameter\n"); return -EINVAL; } @@ -1022,27 +730,6 @@ static sector_t rd_get_blocks(struct se_device *dev) return blocks_long; } -static struct se_subsystem_api rd_dr_template = { - .name = "rd_dr", - .transport_type = TRANSPORT_PLUGIN_VHBA_VDEV, - .attach_hba = rd_attach_hba, - .detach_hba = rd_detach_hba, - .allocate_virtdevice = rd_DIRECT_allocate_virtdevice, - .create_virtdevice = rd_DIRECT_create_virtdevice, - .free_device = rd_free_device, - .alloc_task = rd_alloc_task, - .do_task = rd_DIRECT_do_task, - .free_task = rd_free_task, - .check_configfs_dev_params = rd_check_configfs_dev_params, - .set_configfs_dev_params = rd_set_configfs_dev_params, - .show_configfs_dev_params = rd_show_configfs_dev_params, - .get_cdb = rd_get_cdb, - .get_device_rev = rd_get_device_rev, - .get_device_type = rd_get_device_type, - .get_blocks = rd_get_blocks, - .do_se_mem_map = rd_DIRECT_do_se_mem_map, -}; - static struct se_subsystem_api rd_mcp_template = { .name = "rd_mcp", .transport_type = TRANSPORT_PLUGIN_VHBA_VDEV, @@ -1067,13 +754,8 @@ int __init rd_module_init(void) { int ret; - ret = transport_subsystem_register(&rd_dr_template); - if (ret < 0) - return ret; - ret = transport_subsystem_register(&rd_mcp_template); if (ret < 0) { - transport_subsystem_release(&rd_dr_template); return ret; } @@ -1082,6 +764,5 @@ int __init rd_module_init(void) void rd_module_exit(void) { - transport_subsystem_release(&rd_dr_template); transport_subsystem_release(&rd_mcp_template); } diff --git a/drivers/target/target_core_rd.h b/drivers/target/target_core_rd.h index bab9302..0d02773 100644 --- a/drivers/target/target_core_rd.h +++ b/drivers/target/target_core_rd.h @@ -32,8 +32,6 @@ struct rd_request { u32 rd_page_count; /* Scatterlist count */ u32 rd_size; - /* Ramdisk device */ - struct rd_dev *rd_dev; } ____cacheline_aligned; struct rd_dev_sg_table { diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c index f1feea3..27d4925 100644 --- a/drivers/target/target_core_tmr.c +++ b/drivers/target/target_core_tmr.c @@ -41,13 +41,6 @@ #include "target_core_alua.h" #include "target_core_pr.h" -#define DEBUG_LUN_RESET -#ifdef DEBUG_LUN_RESET -#define DEBUG_LR(x...) printk(KERN_INFO x) -#else -#define DEBUG_LR(x...) -#endif - struct se_tmr_req *core_tmr_alloc_req( struct se_cmd *se_cmd, void *fabric_tmr_ptr, @@ -57,8 +50,8 @@ struct se_tmr_req *core_tmr_alloc_req( tmr = kmem_cache_zalloc(se_tmr_req_cache, (in_interrupt()) ? GFP_ATOMIC : GFP_KERNEL); - if (!(tmr)) { - printk(KERN_ERR "Unable to allocate struct se_tmr_req\n"); + if (!tmr) { + pr_err("Unable to allocate struct se_tmr_req\n"); return ERR_PTR(-ENOMEM); } tmr->task_cmd = se_cmd; @@ -93,14 +86,14 @@ static void core_tmr_handle_tas_abort( int tas, int fe_count) { - if (!(fe_count)) { + if (!fe_count) { transport_cmd_finish_abort(cmd, 1); return; } /* * TASK ABORTED status (TAS) bit support */ - if (((tmr_nacl != NULL) && + if ((tmr_nacl && (tmr_nacl == cmd->se_sess->se_node_acl)) || tas) transport_send_task_abort(cmd); @@ -141,13 +134,13 @@ int core_tmr_lun_reset( tmr_nacl = tmr->task_cmd->se_sess->se_node_acl; tmr_tpg = tmr->task_cmd->se_sess->se_tpg; if (tmr_nacl && tmr_tpg) { - DEBUG_LR("LUN_RESET: TMR caller fabric: %s" + pr_debug("LUN_RESET: TMR caller fabric: %s" " initiator port %s\n", tmr_tpg->se_tpg_tfo->get_fabric_name(), tmr_nacl->initiatorname); } } - DEBUG_LR("LUN_RESET: %s starting for [%s], tas: %d\n", + pr_debug("LUN_RESET: %s starting for [%s], tas: %d\n", (preempt_and_abort_list) ? "Preempt" : "TMR", dev->transport->name, tas); /* @@ -163,8 +156,8 @@ int core_tmr_lun_reset( continue; cmd = tmr_p->task_cmd; - if (!(cmd)) { - printk(KERN_ERR "Unable to locate struct se_cmd for TMR\n"); + if (!cmd) { + pr_err("Unable to locate struct se_cmd for TMR\n"); continue; } /* @@ -172,14 +165,14 @@ int core_tmr_lun_reset( * parameter (eg: for PROUT PREEMPT_AND_ABORT service action * skip non regisration key matching TMRs. */ - if ((preempt_and_abort_list != NULL) && + if (preempt_and_abort_list && (core_scsi3_check_cdb_abort_and_preempt( preempt_and_abort_list, cmd) != 0)) continue; spin_unlock_irq(&dev->se_tmr_lock); spin_lock_irqsave(&cmd->t_state_lock, flags); - if (!(atomic_read(&cmd->t_transport_active))) { + if (!atomic_read(&cmd->t_transport_active)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); spin_lock_irq(&dev->se_tmr_lock); continue; @@ -189,7 +182,7 @@ int core_tmr_lun_reset( spin_lock_irq(&dev->se_tmr_lock); continue; } - DEBUG_LR("LUN_RESET: %s releasing TMR %p Function: 0x%02x," + pr_debug("LUN_RESET: %s releasing TMR %p Function: 0x%02x," " Response: 0x%02x, t_state: %d\n", (preempt_and_abort_list) ? "Preempt" : "", tmr_p, tmr_p->function, tmr_p->response, cmd->t_state); @@ -224,7 +217,7 @@ int core_tmr_lun_reset( list_for_each_entry_safe(task, task_tmp, &dev->state_task_list, t_state_list) { if (!task->task_se_cmd) { - printk(KERN_ERR "task->task_se_cmd is NULL!\n"); + pr_err("task->task_se_cmd is NULL!\n"); continue; } cmd = task->task_se_cmd; @@ -233,7 +226,7 @@ int core_tmr_lun_reset( * For PREEMPT_AND_ABORT usage, only process commands * with a matching reservation key. */ - if ((preempt_and_abort_list != NULL) && + if (preempt_and_abort_list && (core_scsi3_check_cdb_abort_and_preempt( preempt_and_abort_list, cmd) != 0)) continue; @@ -248,14 +241,14 @@ int core_tmr_lun_reset( spin_unlock_irqrestore(&dev->execute_task_lock, flags); spin_lock_irqsave(&cmd->t_state_lock, flags); - DEBUG_LR("LUN_RESET: %s cmd: %p task: %p" + pr_debug("LUN_RESET: %s cmd: %p task: %p" " ITT/CmdSN: 0x%08x/0x%08x, i_state: %d, t_state/" "def_t_state: %d/%d cdb: 0x%02x\n", (preempt_and_abort_list) ? "Preempt" : "", cmd, task, cmd->se_tfo->get_task_tag(cmd), 0, cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, cmd->deferred_t_state, cmd->t_task_cdb[0]); - DEBUG_LR("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx" + pr_debug("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx" " t_task_cdbs: %d t_task_cdbs_left: %d" " t_task_cdbs_sent: %d -- t_transport_active: %d" " t_transport_stop: %d t_transport_sent: %d\n", @@ -272,10 +265,10 @@ int core_tmr_lun_reset( spin_unlock_irqrestore( &cmd->t_state_lock, flags); - DEBUG_LR("LUN_RESET: Waiting for task: %p to shutdown" + pr_debug("LUN_RESET: Waiting for task: %p to shutdown" " for dev: %p\n", task, dev); wait_for_completion(&task->task_stop_comp); - DEBUG_LR("LUN_RESET Completed task: %p shutdown for" + pr_debug("LUN_RESET Completed task: %p shutdown for" " dev: %p\n", task, dev); spin_lock_irqsave(&cmd->t_state_lock, flags); atomic_dec(&cmd->t_task_cdbs_left); @@ -288,10 +281,10 @@ int core_tmr_lun_reset( } __transport_stop_task_timer(task, &flags); - if (!(atomic_dec_and_test(&cmd->t_task_cdbs_ex_left))) { + if (!atomic_dec_and_test(&cmd->t_task_cdbs_ex_left)) { spin_unlock_irqrestore( &cmd->t_state_lock, flags); - DEBUG_LR("LUN_RESET: Skipping task: %p, dev: %p for" + pr_debug("LUN_RESET: Skipping task: %p, dev: %p for" " t_task_cdbs_ex_left: %d\n", task, dev, atomic_read(&cmd->t_task_cdbs_ex_left)); @@ -301,7 +294,7 @@ int core_tmr_lun_reset( fe_count = atomic_read(&cmd->t_fe_count); if (atomic_read(&cmd->t_transport_active)) { - DEBUG_LR("LUN_RESET: got t_transport_active = 1 for" + pr_debug("LUN_RESET: got t_transport_active = 1 for" " task: %p, t_fe_count: %d dev: %p\n", task, fe_count, dev); atomic_set(&cmd->t_transport_aborted, 1); @@ -312,7 +305,7 @@ int core_tmr_lun_reset( spin_lock_irqsave(&dev->execute_task_lock, flags); continue; } - DEBUG_LR("LUN_RESET: Got t_transport_active = 0 for task: %p," + pr_debug("LUN_RESET: Got t_transport_active = 0 for task: %p," " t_fe_count: %d dev: %p\n", task, fe_count, dev); atomic_set(&cmd->t_transport_aborted, 1); spin_unlock_irqrestore(&cmd->t_state_lock, flags); @@ -335,7 +328,7 @@ int core_tmr_lun_reset( * For PREEMPT_AND_ABORT usage, only process commands * with a matching reservation key. */ - if ((preempt_and_abort_list != NULL) && + if (preempt_and_abort_list && (core_scsi3_check_cdb_abort_and_preempt( preempt_and_abort_list, cmd) != 0)) continue; @@ -350,7 +343,7 @@ int core_tmr_lun_reset( list_del(&cmd->se_queue_node); spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); - DEBUG_LR("LUN_RESET: %s from Device Queue: cmd: %p t_state:" + pr_debug("LUN_RESET: %s from Device Queue: cmd: %p t_state:" " %d t_fe_count: %d\n", (preempt_and_abort_list) ? "Preempt" : "", cmd, cmd->t_state, atomic_read(&cmd->t_fe_count)); @@ -368,20 +361,20 @@ int core_tmr_lun_reset( * Clear any legacy SPC-2 reservation when called during * LOGICAL UNIT RESET */ - if (!(preempt_and_abort_list) && + if (!preempt_and_abort_list && (dev->dev_flags & DF_SPC2_RESERVATIONS)) { spin_lock(&dev->dev_reservation_lock); dev->dev_reserved_node_acl = NULL; dev->dev_flags &= ~DF_SPC2_RESERVATIONS; spin_unlock(&dev->dev_reservation_lock); - printk(KERN_INFO "LUN_RESET: SCSI-2 Released reservation\n"); + pr_debug("LUN_RESET: SCSI-2 Released reservation\n"); } spin_lock_irq(&dev->stats_lock); dev->num_resets++; spin_unlock_irq(&dev->stats_lock); - DEBUG_LR("LUN_RESET: %s for [%s] Complete\n", + pr_debug("LUN_RESET: %s for [%s] Complete\n", (preempt_and_abort_list) ? "Preempt" : "TMR", dev->transport->name); return 0; diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index 448129f..4f1ba4c 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -72,7 +72,7 @@ static void core_clear_initiator_node_from_tpg( continue; if (!deve->se_lun) { - printk(KERN_ERR "%s device entries device pointer is" + pr_err("%s device entries device pointer is" " NULL, but Initiator has access.\n", tpg->se_tpg_tfo->get_fabric_name()); continue; @@ -86,14 +86,13 @@ static void core_clear_initiator_node_from_tpg( spin_lock(&lun->lun_acl_lock); list_for_each_entry_safe(acl, acl_tmp, &lun->lun_acl_list, lacl_list) { - if (!(strcmp(acl->initiatorname, - nacl->initiatorname)) && - (acl->mapped_lun == deve->mapped_lun)) + if (!strcmp(acl->initiatorname, nacl->initiatorname) && + (acl->mapped_lun == deve->mapped_lun)) break; } if (!acl) { - printk(KERN_ERR "Unable to locate struct se_lun_acl for %s," + pr_err("Unable to locate struct se_lun_acl for %s," " mapped_lun: %u\n", nacl->initiatorname, deve->mapped_lun); spin_unlock(&lun->lun_acl_lock); @@ -121,7 +120,7 @@ struct se_node_acl *__core_tpg_get_initiator_node_acl( struct se_node_acl *acl; list_for_each_entry(acl, &tpg->acl_node_list, acl_list) { - if (!(strcmp(acl->initiatorname, initiatorname))) + if (!strcmp(acl->initiatorname, initiatorname)) return acl; } @@ -140,8 +139,8 @@ struct se_node_acl *core_tpg_get_initiator_node_acl( spin_lock_bh(&tpg->acl_node_lock); list_for_each_entry(acl, &tpg->acl_node_list, acl_list) { - if (!(strcmp(acl->initiatorname, initiatorname)) && - (!(acl->dynamic_node_acl))) { + if (!strcmp(acl->initiatorname, initiatorname) && + !acl->dynamic_node_acl) { spin_unlock_bh(&tpg->acl_node_lock); return acl; } @@ -177,7 +176,7 @@ void core_tpg_add_node_to_devs( * By default in LIO-Target $FABRIC_MOD, * demo_mode_write_protect is ON, or READ_ONLY; */ - if (!(tpg->se_tpg_tfo->tpg_check_demo_mode_write_protect(tpg))) { + if (!tpg->se_tpg_tfo->tpg_check_demo_mode_write_protect(tpg)) { if (dev->dev_flags & DF_READ_ONLY) lun_access = TRANSPORT_LUNFLAGS_READ_ONLY; else @@ -193,7 +192,7 @@ void core_tpg_add_node_to_devs( lun_access = TRANSPORT_LUNFLAGS_READ_WRITE; } - printk(KERN_INFO "TARGET_CORE[%s]->TPG[%u]_LUN[%u] - Adding %s" + pr_debug("TARGET_CORE[%s]->TPG[%u]_LUN[%u] - Adding %s" " access for LUN in Demo Mode\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->unpacked_lun, @@ -216,7 +215,7 @@ static int core_set_queue_depth_for_node( struct se_node_acl *acl) { if (!acl->queue_depth) { - printk(KERN_ERR "Queue depth for %s Initiator Node: %s is 0," + pr_err("Queue depth for %s Initiator Node: %s is 0," "defaulting to 1.\n", tpg->se_tpg_tfo->get_fabric_name(), acl->initiatorname); acl->queue_depth = 1; @@ -236,8 +235,8 @@ static int core_create_device_list_for_node(struct se_node_acl *nacl) nacl->device_list = kzalloc(sizeof(struct se_dev_entry) * TRANSPORT_MAX_LUNS_PER_TPG, GFP_KERNEL); - if (!(nacl->device_list)) { - printk(KERN_ERR "Unable to allocate memory for" + if (!nacl->device_list) { + pr_err("Unable to allocate memory for" " struct se_node_acl->device_list\n"); return -ENOMEM; } @@ -265,14 +264,14 @@ struct se_node_acl *core_tpg_check_initiator_node_acl( struct se_node_acl *acl; acl = core_tpg_get_initiator_node_acl(tpg, initiatorname); - if ((acl)) + if (acl) return acl; - if (!(tpg->se_tpg_tfo->tpg_check_demo_mode(tpg))) + if (!tpg->se_tpg_tfo->tpg_check_demo_mode(tpg)) return NULL; acl = tpg->se_tpg_tfo->tpg_alloc_fabric_acl(tpg); - if (!(acl)) + if (!acl) return NULL; INIT_LIST_HEAD(&acl->acl_list); @@ -307,7 +306,7 @@ struct se_node_acl *core_tpg_check_initiator_node_acl( tpg->num_node_acls++; spin_unlock_bh(&tpg->acl_node_lock); - printk("%s_TPG[%u] - Added DYNAMIC ACL with TCQ Depth: %d for %s" + pr_debug("%s_TPG[%u] - Added DYNAMIC ACL with TCQ Depth: %d for %s" " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, tpg->se_tpg_tfo->get_fabric_name(), initiatorname); @@ -357,10 +356,10 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( spin_lock_bh(&tpg->acl_node_lock); acl = __core_tpg_get_initiator_node_acl(tpg, initiatorname); - if ((acl)) { + if (acl) { if (acl->dynamic_node_acl) { acl->dynamic_node_acl = 0; - printk(KERN_INFO "%s_TPG[%u] - Replacing dynamic ACL" + pr_debug("%s_TPG[%u] - Replacing dynamic ACL" " for %s\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), initiatorname); spin_unlock_bh(&tpg->acl_node_lock); @@ -375,7 +374,7 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( goto done; } - printk(KERN_ERR "ACL entry for %s Initiator" + pr_err("ACL entry for %s Initiator" " Node %s already exists for TPG %u, ignoring" " request.\n", tpg->se_tpg_tfo->get_fabric_name(), initiatorname, tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -384,8 +383,8 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( } spin_unlock_bh(&tpg->acl_node_lock); - if (!(se_nacl)) { - printk("struct se_node_acl pointer is NULL\n"); + if (!se_nacl) { + pr_err("struct se_node_acl pointer is NULL\n"); return ERR_PTR(-EINVAL); } /* @@ -425,7 +424,7 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( spin_unlock_bh(&tpg->acl_node_lock); done: - printk(KERN_INFO "%s_TPG[%hu] - Added ACL with TCQ Depth: %d for %s" + pr_debug("%s_TPG[%hu] - Added ACL with TCQ Depth: %d for %s" " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, tpg->se_tpg_tfo->get_fabric_name(), initiatorname); @@ -463,7 +462,7 @@ int core_tpg_del_initiator_node_acl( /* * Determine if the session needs to be closed by our context. */ - if (!(tpg->se_tpg_tfo->shutdown_session(sess))) + if (!tpg->se_tpg_tfo->shutdown_session(sess)) continue; spin_unlock_bh(&tpg->session_lock); @@ -481,7 +480,7 @@ int core_tpg_del_initiator_node_acl( core_clear_initiator_node_from_tpg(acl, tpg); core_free_device_list_for_node(acl, tpg); - printk(KERN_INFO "%s_TPG[%hu] - Deleted ACL with TCQ Depth: %d for %s" + pr_debug("%s_TPG[%hu] - Deleted ACL with TCQ Depth: %d for %s" " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, tpg->se_tpg_tfo->get_fabric_name(), acl->initiatorname); @@ -506,8 +505,8 @@ int core_tpg_set_initiator_node_queue_depth( spin_lock_bh(&tpg->acl_node_lock); acl = __core_tpg_get_initiator_node_acl(tpg, initiatorname); - if (!(acl)) { - printk(KERN_ERR "Access Control List entry for %s Initiator" + if (!acl) { + pr_err("Access Control List entry for %s Initiator" " Node %s does not exists for TPG %hu, ignoring" " request.\n", tpg->se_tpg_tfo->get_fabric_name(), initiatorname, tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -526,7 +525,7 @@ int core_tpg_set_initiator_node_queue_depth( continue; if (!force) { - printk(KERN_ERR "Unable to change queue depth for %s" + pr_err("Unable to change queue depth for %s" " Initiator Node: %s while session is" " operational. To forcefully change the queue" " depth and force session reinstatement" @@ -543,7 +542,7 @@ int core_tpg_set_initiator_node_queue_depth( /* * Determine if the session needs to be closed by our context. */ - if (!(tpg->se_tpg_tfo->shutdown_session(sess))) + if (!tpg->se_tpg_tfo->shutdown_session(sess)) continue; init_sess = sess; @@ -586,7 +585,7 @@ int core_tpg_set_initiator_node_queue_depth( if (init_sess) tpg->se_tpg_tfo->close_session(init_sess); - printk(KERN_INFO "Successfuly changed queue depth to: %d for Initiator" + pr_debug("Successfuly changed queue depth to: %d for Initiator" " Node: %s on %s Target Portal Group: %u\n", queue_depth, initiatorname, tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -644,8 +643,8 @@ int core_tpg_register( se_tpg->tpg_lun_list = kzalloc((sizeof(struct se_lun) * TRANSPORT_MAX_LUNS_PER_TPG), GFP_KERNEL); - if (!(se_tpg->tpg_lun_list)) { - printk(KERN_ERR "Unable to allocate struct se_portal_group->" + if (!se_tpg->tpg_lun_list) { + pr_err("Unable to allocate struct se_portal_group->" "tpg_lun_list\n"); return -ENOMEM; } @@ -686,7 +685,7 @@ int core_tpg_register( list_add_tail(&se_tpg->se_tpg_node, &tpg_list); spin_unlock_bh(&tpg_lock); - printk(KERN_INFO "TARGET_CORE[%s]: Allocated %s struct se_portal_group for" + pr_debug("TARGET_CORE[%s]: Allocated %s struct se_portal_group for" " endpoint: %s, Portal Tag: %u\n", tfo->get_fabric_name(), (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) ? "Normal" : "Discovery", (tfo->tpg_get_wwn(se_tpg) == NULL) ? @@ -700,7 +699,7 @@ int core_tpg_deregister(struct se_portal_group *se_tpg) { struct se_node_acl *nacl, *nacl_tmp; - printk(KERN_INFO "TARGET_CORE[%s]: Deallocating %s struct se_portal_group" + pr_debug("TARGET_CORE[%s]: Deallocating %s struct se_portal_group" " for endpoint: %s Portal Tag %u\n", (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) ? "Normal" : "Discovery", se_tpg->se_tpg_tfo->get_fabric_name(), @@ -749,7 +748,7 @@ struct se_lun *core_tpg_pre_addlun( struct se_lun *lun; if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { - printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" + pr_err("%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" "-1: %u for Target Portal Group: %u\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, @@ -760,7 +759,7 @@ struct se_lun *core_tpg_pre_addlun( spin_lock(&tpg->tpg_lun_lock); lun = &tpg->tpg_lun_list[unpacked_lun]; if (lun->lun_status == TRANSPORT_LUN_STATUS_ACTIVE) { - printk(KERN_ERR "TPG Logical Unit Number: %u is already active" + pr_err("TPG Logical Unit Number: %u is already active" " on %s Target Portal Group: %u, ignoring request.\n", unpacked_lun, tpg->se_tpg_tfo->get_fabric_name(), tpg->se_tpg_tfo->tpg_get_tag(tpg)); @@ -808,7 +807,7 @@ struct se_lun *core_tpg_pre_dellun( struct se_lun *lun; if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { - printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" + pr_err("%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" "-1: %u for Target Portal Group: %u\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, @@ -819,7 +818,7 @@ struct se_lun *core_tpg_pre_dellun( spin_lock(&tpg->tpg_lun_lock); lun = &tpg->tpg_lun_list[unpacked_lun]; if (lun->lun_status != TRANSPORT_LUN_STATUS_ACTIVE) { - printk(KERN_ERR "%s Logical Unit Number: %u is not active on" + pr_err("%s Logical Unit Number: %u is not active on" " Target Portal Group: %u, ignoring request.\n", tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, tpg->se_tpg_tfo->tpg_get_tag(tpg)); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index c743d94..55b6588 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -58,132 +58,6 @@ #include "target_core_scdb.h" #include "target_core_ua.h" -/* #define DEBUG_CDB_HANDLER */ -#ifdef DEBUG_CDB_HANDLER -#define DEBUG_CDB_H(x...) printk(KERN_INFO x) -#else -#define DEBUG_CDB_H(x...) -#endif - -/* #define DEBUG_CMD_MAP */ -#ifdef DEBUG_CMD_MAP -#define DEBUG_CMD_M(x...) printk(KERN_INFO x) -#else -#define DEBUG_CMD_M(x...) -#endif - -/* #define DEBUG_MEM_ALLOC */ -#ifdef DEBUG_MEM_ALLOC -#define DEBUG_MEM(x...) printk(KERN_INFO x) -#else -#define DEBUG_MEM(x...) -#endif - -/* #define DEBUG_MEM2_ALLOC */ -#ifdef DEBUG_MEM2_ALLOC -#define DEBUG_MEM2(x...) printk(KERN_INFO x) -#else -#define DEBUG_MEM2(x...) -#endif - -/* #define DEBUG_SG_CALC */ -#ifdef DEBUG_SG_CALC -#define DEBUG_SC(x...) printk(KERN_INFO x) -#else -#define DEBUG_SC(x...) -#endif - -/* #define DEBUG_SE_OBJ */ -#ifdef DEBUG_SE_OBJ -#define DEBUG_SO(x...) printk(KERN_INFO x) -#else -#define DEBUG_SO(x...) -#endif - -/* #define DEBUG_CMD_VOL */ -#ifdef DEBUG_CMD_VOL -#define DEBUG_VOL(x...) printk(KERN_INFO x) -#else -#define DEBUG_VOL(x...) -#endif - -/* #define DEBUG_CMD_STOP */ -#ifdef DEBUG_CMD_STOP -#define DEBUG_CS(x...) printk(KERN_INFO x) -#else -#define DEBUG_CS(x...) -#endif - -/* #define DEBUG_PASSTHROUGH */ -#ifdef DEBUG_PASSTHROUGH -#define DEBUG_PT(x...) printk(KERN_INFO x) -#else -#define DEBUG_PT(x...) -#endif - -/* #define DEBUG_TASK_STOP */ -#ifdef DEBUG_TASK_STOP -#define DEBUG_TS(x...) printk(KERN_INFO x) -#else -#define DEBUG_TS(x...) -#endif - -/* #define DEBUG_TRANSPORT_STOP */ -#ifdef DEBUG_TRANSPORT_STOP -#define DEBUG_TRANSPORT_S(x...) printk(KERN_INFO x) -#else -#define DEBUG_TRANSPORT_S(x...) -#endif - -/* #define DEBUG_TASK_FAILURE */ -#ifdef DEBUG_TASK_FAILURE -#define DEBUG_TF(x...) printk(KERN_INFO x) -#else -#define DEBUG_TF(x...) -#endif - -/* #define DEBUG_DEV_OFFLINE */ -#ifdef DEBUG_DEV_OFFLINE -#define DEBUG_DO(x...) printk(KERN_INFO x) -#else -#define DEBUG_DO(x...) -#endif - -/* #define DEBUG_TASK_STATE */ -#ifdef DEBUG_TASK_STATE -#define DEBUG_TSTATE(x...) printk(KERN_INFO x) -#else -#define DEBUG_TSTATE(x...) -#endif - -/* #define DEBUG_STATUS_THR */ -#ifdef DEBUG_STATUS_THR -#define DEBUG_ST(x...) printk(KERN_INFO x) -#else -#define DEBUG_ST(x...) -#endif - -/* #define DEBUG_TASK_TIMEOUT */ -#ifdef DEBUG_TASK_TIMEOUT -#define DEBUG_TT(x...) printk(KERN_INFO x) -#else -#define DEBUG_TT(x...) -#endif - -/* #define DEBUG_GENERIC_REQUEST_FAILURE */ -#ifdef DEBUG_GENERIC_REQUEST_FAILURE -#define DEBUG_GRF(x...) printk(KERN_INFO x) -#else -#define DEBUG_GRF(x...) -#endif - -/* #define DEBUG_SAM_TASK_ATTRS */ -#ifdef DEBUG_SAM_TASK_ATTRS -#define DEBUG_STA(x...) printk(KERN_INFO x) -#else -#define DEBUG_STA(x...) -#endif - static int sub_api_initialized; static struct kmem_cache *se_cmd_cache; @@ -225,62 +99,62 @@ int init_se_kmem_caches(void) { se_cmd_cache = kmem_cache_create("se_cmd_cache", sizeof(struct se_cmd), __alignof__(struct se_cmd), 0, NULL); - if (!(se_cmd_cache)) { - printk(KERN_ERR "kmem_cache_create for struct se_cmd failed\n"); + if (!se_cmd_cache) { + pr_err("kmem_cache_create for struct se_cmd failed\n"); goto out; } se_tmr_req_cache = kmem_cache_create("se_tmr_cache", sizeof(struct se_tmr_req), __alignof__(struct se_tmr_req), 0, NULL); - if (!(se_tmr_req_cache)) { - printk(KERN_ERR "kmem_cache_create() for struct se_tmr_req" + if (!se_tmr_req_cache) { + pr_err("kmem_cache_create() for struct se_tmr_req" " failed\n"); goto out; } se_sess_cache = kmem_cache_create("se_sess_cache", sizeof(struct se_session), __alignof__(struct se_session), 0, NULL); - if (!(se_sess_cache)) { - printk(KERN_ERR "kmem_cache_create() for struct se_session" + if (!se_sess_cache) { + pr_err("kmem_cache_create() for struct se_session" " failed\n"); goto out; } se_ua_cache = kmem_cache_create("se_ua_cache", sizeof(struct se_ua), __alignof__(struct se_ua), 0, NULL); - if (!(se_ua_cache)) { - printk(KERN_ERR "kmem_cache_create() for struct se_ua failed\n"); + if (!se_ua_cache) { + pr_err("kmem_cache_create() for struct se_ua failed\n"); goto out; } t10_pr_reg_cache = kmem_cache_create("t10_pr_reg_cache", sizeof(struct t10_pr_registration), __alignof__(struct t10_pr_registration), 0, NULL); - if (!(t10_pr_reg_cache)) { - printk(KERN_ERR "kmem_cache_create() for struct t10_pr_registration" + if (!t10_pr_reg_cache) { + pr_err("kmem_cache_create() for struct t10_pr_registration" " failed\n"); goto out; } t10_alua_lu_gp_cache = kmem_cache_create("t10_alua_lu_gp_cache", sizeof(struct t10_alua_lu_gp), __alignof__(struct t10_alua_lu_gp), 0, NULL); - if (!(t10_alua_lu_gp_cache)) { - printk(KERN_ERR "kmem_cache_create() for t10_alua_lu_gp_cache" + if (!t10_alua_lu_gp_cache) { + pr_err("kmem_cache_create() for t10_alua_lu_gp_cache" " failed\n"); goto out; } t10_alua_lu_gp_mem_cache = kmem_cache_create("t10_alua_lu_gp_mem_cache", sizeof(struct t10_alua_lu_gp_member), __alignof__(struct t10_alua_lu_gp_member), 0, NULL); - if (!(t10_alua_lu_gp_mem_cache)) { - printk(KERN_ERR "kmem_cache_create() for t10_alua_lu_gp_mem_" + if (!t10_alua_lu_gp_mem_cache) { + pr_err("kmem_cache_create() for t10_alua_lu_gp_mem_" "cache failed\n"); goto out; } t10_alua_tg_pt_gp_cache = kmem_cache_create("t10_alua_tg_pt_gp_cache", sizeof(struct t10_alua_tg_pt_gp), __alignof__(struct t10_alua_tg_pt_gp), 0, NULL); - if (!(t10_alua_tg_pt_gp_cache)) { - printk(KERN_ERR "kmem_cache_create() for t10_alua_tg_pt_gp_" + if (!t10_alua_tg_pt_gp_cache) { + pr_err("kmem_cache_create() for t10_alua_tg_pt_gp_" "cache failed\n"); goto out; } @@ -289,8 +163,8 @@ int init_se_kmem_caches(void) sizeof(struct t10_alua_tg_pt_gp_member), __alignof__(struct t10_alua_tg_pt_gp_member), 0, NULL); - if (!(t10_alua_tg_pt_gp_mem_cache)) { - printk(KERN_ERR "kmem_cache_create() for t10_alua_tg_pt_gp_" + if (!t10_alua_tg_pt_gp_mem_cache) { + pr_err("kmem_cache_create() for t10_alua_tg_pt_gp_" "mem_t failed\n"); goto out; } @@ -366,19 +240,19 @@ static int transport_subsystem_reqmods(void) ret = request_module("target_core_iblock"); if (ret != 0) - printk(KERN_ERR "Unable to load target_core_iblock\n"); + pr_err("Unable to load target_core_iblock\n"); ret = request_module("target_core_file"); if (ret != 0) - printk(KERN_ERR "Unable to load target_core_file\n"); + pr_err("Unable to load target_core_file\n"); ret = request_module("target_core_pscsi"); if (ret != 0) - printk(KERN_ERR "Unable to load target_core_pscsi\n"); + pr_err("Unable to load target_core_pscsi\n"); ret = request_module("target_core_stgt"); if (ret != 0) - printk(KERN_ERR "Unable to load target_core_stgt\n"); + pr_err("Unable to load target_core_stgt\n"); return 0; } @@ -405,8 +279,8 @@ struct se_session *transport_init_session(void) struct se_session *se_sess; se_sess = kmem_cache_zalloc(se_sess_cache, GFP_KERNEL); - if (!(se_sess)) { - printk(KERN_ERR "Unable to allocate struct se_session from" + if (!se_sess) { + pr_err("Unable to allocate struct se_session from" " se_sess_cache\n"); return ERR_PTR(-ENOMEM); } @@ -460,7 +334,7 @@ void __transport_register_session( } list_add_tail(&se_sess->sess_list, &se_tpg->tpg_sess_list); - printk(KERN_INFO "TARGET_CORE[%s]: Registered fabric_sess_ptr: %p\n", + pr_debug("TARGET_CORE[%s]: Registered fabric_sess_ptr: %p\n", se_tpg->se_tpg_tfo->get_fabric_name(), se_sess->fabric_sess_ptr); } EXPORT_SYMBOL(__transport_register_session); @@ -485,7 +359,7 @@ void transport_deregister_session_configfs(struct se_session *se_sess) * Used by struct se_node_acl's under ConfigFS to locate active struct se_session */ se_nacl = se_sess->se_node_acl; - if ((se_nacl)) { + if (se_nacl) { spin_lock_irqsave(&se_nacl->nacl_sess_lock, flags); list_del(&se_sess->sess_acl_list); /* @@ -516,7 +390,7 @@ void transport_deregister_session(struct se_session *se_sess) struct se_portal_group *se_tpg = se_sess->se_tpg; struct se_node_acl *se_nacl; - if (!(se_tpg)) { + if (!se_tpg) { transport_free_session(se_sess); return; } @@ -532,11 +406,11 @@ void transport_deregister_session(struct se_session *se_sess) * struct se_node_acl if it had been previously dynamically generated. */ se_nacl = se_sess->se_node_acl; - if ((se_nacl)) { + if (se_nacl) { spin_lock_bh(&se_tpg->acl_node_lock); if (se_nacl->dynamic_node_acl) { - if (!(se_tpg->se_tpg_tfo->tpg_check_demo_mode_cache( - se_tpg))) { + if (!se_tpg->se_tpg_tfo->tpg_check_demo_mode_cache( + se_tpg)) { list_del(&se_nacl->acl_list); se_tpg->num_node_acls--; spin_unlock_bh(&se_tpg->acl_node_lock); @@ -553,7 +427,7 @@ void transport_deregister_session(struct se_session *se_sess) transport_free_session(se_sess); - printk(KERN_INFO "TARGET_CORE[%s]: Deregistered fabric_sess\n", + pr_debug("TARGET_CORE[%s]: Deregistered fabric_sess\n", se_tpg->se_tpg_tfo->get_fabric_name()); } EXPORT_SYMBOL(transport_deregister_session); @@ -569,19 +443,19 @@ static void transport_all_task_dev_remove_state(struct se_cmd *cmd) list_for_each_entry(task, &cmd->t_task_list, t_list) { dev = task->se_dev; - if (!(dev)) + if (!dev) continue; if (atomic_read(&task->task_active)) continue; - if (!(atomic_read(&task->task_state_active))) + if (!atomic_read(&task->task_state_active)) continue; spin_lock_irqsave(&dev->execute_task_lock, flags); list_del(&task->t_state_list); - DEBUG_TSTATE("Removed ITT: 0x%08x dev: %p task[%p]\n", - cmd->se_tfo->tfo_get_task_tag(cmd), dev, task); + pr_debug("Removed ITT: 0x%08x dev: %p task[%p]\n", + cmd->se_tfo->get_task_tag(cmd), dev, task); spin_unlock_irqrestore(&dev->execute_task_lock, flags); atomic_set(&task->task_state_active, 0); @@ -610,7 +484,7 @@ static int transport_cmd_check_stop( * command for LUN shutdown purposes. */ if (atomic_read(&cmd->transport_lun_stop)) { - DEBUG_CS("%s:%d atomic_read(&cmd->transport_lun_stop)" + pr_debug("%s:%d atomic_read(&cmd->transport_lun_stop)" " == TRUE for ITT: 0x%08x\n", __func__, __LINE__, cmd->se_tfo->get_task_tag(cmd)); @@ -629,7 +503,7 @@ static int transport_cmd_check_stop( * this command for frontend exceptions. */ if (atomic_read(&cmd->t_transport_stop)) { - DEBUG_CS("%s:%d atomic_read(&cmd->t_transport_stop) ==" + pr_debug("%s:%d atomic_read(&cmd->t_transport_stop) ==" " TRUE for ITT: 0x%08x\n", __func__, __LINE__, cmd->se_tfo->get_task_tag(cmd)); @@ -695,7 +569,7 @@ static void transport_lun_remove_cmd(struct se_cmd *cmd) return; spin_lock_irqsave(&cmd->t_state_lock, flags); - if (!(atomic_read(&cmd->transport_dev_active))) { + if (!atomic_read(&cmd->transport_dev_active)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); goto check_lun; } @@ -710,7 +584,7 @@ check_lun: list_del(&cmd->se_lun_node); atomic_set(&cmd->transport_lun_active, 0); #if 0 - printk(KERN_INFO "Removed ITT: 0x%08x from LUN LIST[%d]\n" + pr_debug("Removed ITT: 0x%08x from LUN LIST[%d]\n" cmd->se_tfo->get_task_tag(cmd), lun->unpacked_lun); #endif } @@ -797,7 +671,7 @@ static void transport_remove_cmd_from_queue(struct se_cmd *cmd, unsigned long flags; spin_lock_irqsave(&qobj->cmd_queue_lock, flags); - if (!(atomic_read(&cmd->t_transport_queue_active))) { + if (!atomic_read(&cmd->t_transport_queue_active)) { spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); return; } @@ -812,7 +686,7 @@ static void transport_remove_cmd_from_queue(struct se_cmd *cmd, spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); if (atomic_read(&cmd->t_transport_queue_active)) { - printk(KERN_ERR "ITT: 0x%08x t_transport_queue_active: %d\n", + pr_err("ITT: 0x%08x t_transport_queue_active: %d\n", cmd->se_tfo->get_task_tag(cmd), atomic_read(&cmd->t_transport_queue_active)); } @@ -853,7 +727,7 @@ void transport_complete_task(struct se_task *task, int success) int t_state; unsigned long flags; #if 0 - printk(KERN_INFO "task: %p CDB: 0x%02x obj_ptr: %p\n", task, + pr_debug("task: %p CDB: 0x%02x obj_ptr: %p\n", task, cmd->t_task_cdb[0], dev); #endif if (dev) @@ -899,8 +773,8 @@ void transport_complete_task(struct se_task *task, int success) * the processing thread. */ if (atomic_read(&task->task_timeout)) { - if (!(atomic_dec_and_test( - &cmd->t_task_cdbs_timeout_left))) { + if (!atomic_dec_and_test( + &cmd->t_task_cdbs_timeout_left)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); return; @@ -918,7 +792,7 @@ void transport_complete_task(struct se_task *task, int success) * struct se_task from struct se_cmd will complete itself into the * device queue depending upon int success. */ - if (!(atomic_dec_and_test(&cmd->t_task_cdbs_left))) { + if (!atomic_dec_and_test(&cmd->t_task_cdbs_left)) { if (!success) cmd->t_tasks_failed = 1; @@ -976,9 +850,9 @@ static inline int transport_add_task_check_sam_attr( &task_prev->t_execute_list : &dev->execute_task_list); - DEBUG_STA("Set HEAD_OF_QUEUE for task CDB: 0x%02x" + pr_debug("Set HEAD_OF_QUEUE for task CDB: 0x%02x" " in execution queue\n", - T_TASK(task->task_se_cmd)->t_task_cdb[0]); + task->task_se_cmd->t_task_cdb[0]); return 1; } /* @@ -1020,7 +894,7 @@ static void __transport_add_task_to_execute_queue( atomic_set(&task->task_state_active, 1); - DEBUG_TSTATE("Added ITT: 0x%08x task[%p] to dev: %p\n", + pr_debug("Added ITT: 0x%08x task[%p] to dev: %p\n", task->task_se_cmd->se_tfo->get_task_tag(task->task_se_cmd), task, dev); } @@ -1042,8 +916,8 @@ static void transport_add_tasks_to_state_queue(struct se_cmd *cmd) list_add_tail(&task->t_state_list, &dev->state_task_list); atomic_set(&task->task_state_active, 1); - DEBUG_TSTATE("Added ITT: 0x%08x task[%p] to dev: %p\n", - task->se_cmd->se_tfo->get_task_tag( + pr_debug("Added ITT: 0x%08x task[%p] to dev: %p\n", + task->task_se_cmd->se_tfo->get_task_tag( task->task_se_cmd), task, dev); spin_unlock(&dev->execute_task_lock); @@ -1112,7 +986,7 @@ static void target_qf_do_work(struct work_struct *work) smp_mb__after_atomic_dec(); spin_unlock_irq(&dev->qf_cmd_lock); - printk(KERN_INFO "Processing %s cmd: %p QUEUE_FULL in work queue" + pr_debug("Processing %s cmd: %p QUEUE_FULL in work queue" " context: %s\n", cmd->se_tfo->get_fabric_name(), cmd, (cmd->t_state == TRANSPORT_COMPLETE_OK) ? "COMPLETE_OK" : (cmd->t_state == TRANSPORT_COMPLETE_QF_WP) ? "WRITE_PENDING" @@ -1197,7 +1071,7 @@ static void transport_release_all_cmds(struct se_device *dev) spin_unlock_irqrestore(&dev->dev_queue_obj.cmd_queue_lock, flags); - printk(KERN_ERR "Releasing ITT: 0x%08x, i_state: %u," + pr_err("Releasing ITT: 0x%08x, i_state: %u," " t_state: %u directly\n", cmd->se_tfo->get_task_tag(cmd), cmd->se_tfo->get_cmd_state(cmd), t_state); @@ -1264,7 +1138,7 @@ void transport_dump_vpd_proto_id( if (p_buf) strncpy(p_buf, buf, p_buf_len); else - printk(KERN_INFO "%s", buf); + pr_debug("%s", buf); } void @@ -1314,7 +1188,7 @@ int transport_dump_vpd_assoc( if (p_buf) strncpy(p_buf, buf, p_buf_len); else - printk("%s", buf); + pr_debug("%s", buf); return ret; } @@ -1374,7 +1248,7 @@ int transport_dump_vpd_ident_type( return -EINVAL; strncpy(p_buf, buf, p_buf_len); } else { - printk("%s", buf); + pr_debug("%s", buf); } return ret; @@ -1425,7 +1299,7 @@ int transport_dump_vpd_ident( if (p_buf) strncpy(p_buf, buf, p_buf_len); else - printk("%s", buf); + pr_debug("%s", buf); return ret; } @@ -1482,7 +1356,7 @@ static void core_setup_task_attr_emulation(struct se_device *dev) } dev->dev_task_attr_type = SAM_TASK_ATTR_EMULATED; - DEBUG_STA("%s: Using SAM_TASK_ATTR_EMULATED for SPC: 0x%02x" + pr_debug("%s: Using SAM_TASK_ATTR_EMULATED for SPC: 0x%02x" " device\n", dev->transport->name, dev->transport->get_device_rev(dev)); } @@ -1494,32 +1368,32 @@ static void scsi_dump_inquiry(struct se_device *dev) /* * Print Linux/SCSI style INQUIRY formatting to the kernel ring buffer */ - printk(" Vendor: "); + pr_debug(" Vendor: "); for (i = 0; i < 8; i++) if (wwn->vendor[i] >= 0x20) - printk("%c", wwn->vendor[i]); + pr_debug("%c", wwn->vendor[i]); else - printk(" "); + pr_debug(" "); - printk(" Model: "); + pr_debug(" Model: "); for (i = 0; i < 16; i++) if (wwn->model[i] >= 0x20) - printk("%c", wwn->model[i]); + pr_debug("%c", wwn->model[i]); else - printk(" "); + pr_debug(" "); - printk(" Revision: "); + pr_debug(" Revision: "); for (i = 0; i < 4; i++) if (wwn->revision[i] >= 0x20) - printk("%c", wwn->revision[i]); + pr_debug("%c", wwn->revision[i]); else - printk(" "); + pr_debug(" "); - printk("\n"); + pr_debug("\n"); device_type = dev->transport->get_device_type(dev); - printk(" Type: %s ", scsi_device_type(device_type)); - printk(" ANSI SCSI revision: %02x\n", + pr_debug(" Type: %s ", scsi_device_type(device_type)); + pr_debug(" ANSI SCSI revision: %02x\n", dev->transport->get_device_rev(dev)); } @@ -1537,8 +1411,8 @@ struct se_device *transport_add_device_to_core_hba( struct se_device *dev; dev = kzalloc(sizeof(struct se_device), GFP_KERNEL); - if (!(dev)) { - printk(KERN_ERR "Unable to allocate memory for se_dev_t\n"); + if (!dev) { + pr_err("Unable to allocate memory for se_dev_t\n"); return NULL; } @@ -1608,7 +1482,7 @@ struct se_device *transport_add_device_to_core_hba( dev->process_thread = kthread_run(transport_processing_thread, dev, "LIO_%s", dev->transport->name); if (IS_ERR(dev->process_thread)) { - printk(KERN_ERR "Unable to create kthread: LIO_%s\n", + pr_err("Unable to create kthread: LIO_%s\n", dev->transport->name); goto out; } @@ -1626,7 +1500,7 @@ struct se_device *transport_add_device_to_core_hba( */ if (dev->transport->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) { if (!inquiry_prod || !inquiry_rev) { - printk(KERN_ERR "All non TCM/pSCSI plugins require" + pr_err("All non TCM/pSCSI plugins require" " INQUIRY consts\n"); goto out; } @@ -1688,9 +1562,9 @@ transport_generic_get_task(struct se_cmd *cmd, struct se_task *task; struct se_device *dev = cmd->se_dev; - task = dev->transport->alloc_task(cmd); + task = dev->transport->alloc_task(cmd->t_task_cdb); if (!task) { - printk(KERN_ERR "Unable to allocate struct se_task\n"); + pr_err("Unable to allocate struct se_task\n"); return NULL; } @@ -1751,7 +1625,7 @@ static int transport_check_alloc_task_attr(struct se_cmd *cmd) return 0; if (cmd->sam_task_attr == MSG_ACA_TAG) { - DEBUG_STA("SAM Task Attribute ACA" + pr_debug("SAM Task Attribute ACA" " emulation is not supported\n"); return -EINVAL; } @@ -1761,9 +1635,9 @@ static int transport_check_alloc_task_attr(struct se_cmd *cmd) */ cmd->se_ordered_id = atomic_inc_return(&cmd->se_dev->dev_ordered_id); smp_mb__after_atomic_inc(); - DEBUG_STA("Allocated se_ordered_id: %u for Task Attr: 0x%02x on %s\n", + pr_debug("Allocated se_ordered_id: %u for Task Attr: 0x%02x on %s\n", cmd->se_ordered_id, cmd->sam_task_attr, - TRANSPORT(cmd->se_dev)->name); + cmd->se_dev->transport->name); return 0; } @@ -1804,7 +1678,7 @@ int transport_generic_allocate_tasks( * for VARIABLE_LENGTH_CMD */ if (scsi_command_size(cdb) > SCSI_MAX_VARLEN_CDB_SIZE) { - printk(KERN_ERR "Received SCSI CDB with command_size: %d that" + pr_err("Received SCSI CDB with command_size: %d that" " exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n", scsi_command_size(cdb), SCSI_MAX_VARLEN_CDB_SIZE); return -EINVAL; @@ -1817,8 +1691,8 @@ int transport_generic_allocate_tasks( if (scsi_command_size(cdb) > sizeof(cmd->__t_task_cdb)) { cmd->t_task_cdb = kzalloc(scsi_command_size(cdb), GFP_KERNEL); - if (!(cmd->t_task_cdb)) { - printk(KERN_ERR "Unable to allocate cmd->t_task_cdb" + if (!cmd->t_task_cdb) { + pr_err("Unable to allocate cmd->t_task_cdb" " %u > sizeof(cmd->__t_task_cdb): %lu ops\n", scsi_command_size(cdb), (unsigned long)sizeof(cmd->__t_task_cdb)); @@ -1864,7 +1738,7 @@ int transport_generic_handle_cdb( { if (!cmd->se_lun) { dump_stack(); - printk(KERN_ERR "cmd->se_lun is NULL\n"); + pr_err("cmd->se_lun is NULL\n"); return -EINVAL; } @@ -1882,12 +1756,12 @@ int transport_handle_cdb_direct( { if (!cmd->se_lun) { dump_stack(); - printk(KERN_ERR "cmd->se_lun is NULL\n"); + pr_err("cmd->se_lun is NULL\n"); return -EINVAL; } if (in_interrupt()) { dump_stack(); - printk(KERN_ERR "transport_generic_handle_cdb cannot be called" + pr_err("transport_generic_handle_cdb cannot be called" " from interrupt context\n"); return -EINVAL; } @@ -1906,7 +1780,7 @@ int transport_generic_handle_cdb_map( { if (!cmd->se_lun) { dump_stack(); - printk(KERN_ERR "cmd->se_lun is NULL\n"); + pr_err("cmd->se_lun is NULL\n"); return -EINVAL; } @@ -1975,7 +1849,7 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) unsigned long flags; int ret = 0; - DEBUG_TS("ITT[0x%08x] - Stopping tasks\n", + pr_debug("ITT[0x%08x] - Stopping tasks\n", cmd->se_tfo->get_task_tag(cmd)); /* @@ -1984,7 +1858,7 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) spin_lock_irqsave(&cmd->t_state_lock, flags); list_for_each_entry_safe(task, task_tmp, &cmd->t_task_list, t_list) { - DEBUG_TS("task_no[%d] - Processing task %p\n", + pr_debug("task_no[%d] - Processing task %p\n", task->task_no, task); /* * If the struct se_task has not been sent and is not active, @@ -1997,7 +1871,7 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) transport_remove_task_from_execute_queue(task, task->se_dev); - DEBUG_TS("task_no[%d] - Removed from execute queue\n", + pr_debug("task_no[%d] - Removed from execute queue\n", task->task_no); spin_lock_irqsave(&cmd->t_state_lock, flags); continue; @@ -2012,10 +1886,10 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) spin_unlock_irqrestore(&cmd->t_state_lock, flags); - DEBUG_TS("task_no[%d] - Waiting to complete\n", + pr_debug("task_no[%d] - Waiting to complete\n", task->task_no); wait_for_completion(&task->task_stop_comp); - DEBUG_TS("task_no[%d] - Stopped successfully\n", + pr_debug("task_no[%d] - Stopped successfully\n", task->task_no); spin_lock_irqsave(&cmd->t_state_lock, flags); @@ -2024,7 +1898,7 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) atomic_set(&task->task_active, 0); atomic_set(&task->task_stop, 0); } else { - DEBUG_TS("task_no[%d] - Did nothing\n", task->task_no); + pr_debug("task_no[%d] - Did nothing\n", task->task_no); ret++; } @@ -2046,18 +1920,18 @@ static void transport_generic_request_failure( { int ret = 0; - DEBUG_GRF("-----[ Storage Engine Exception for cmd: %p ITT: 0x%08x" + pr_debug("-----[ Storage Engine Exception for cmd: %p ITT: 0x%08x" " CDB: 0x%02x\n", cmd, cmd->se_tfo->get_task_tag(cmd), cmd->t_task_cdb[0]); - DEBUG_GRF("-----[ i_state: %d t_state/def_t_state:" + pr_debug("-----[ i_state: %d t_state/def_t_state:" " %d/%d transport_error_status: %d\n", cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, cmd->deferred_t_state, cmd->transport_error_status); - DEBUG_GRF("-----[ t_task_cdbs: %d t_task_cdbs_left: %d" + pr_debug("-----[ t_tasks: %d t_task_cdbs_left: %d" " t_task_cdbs_sent: %d t_task_cdbs_ex_left: %d --" " t_transport_active: %d t_transport_stop: %d" - " t_transport_sent: %d\n", cmd->t_task_cdbs, + " t_transport_sent: %d\n", cmd->t_task_list_num, atomic_read(&cmd->t_task_cdbs_left), atomic_read(&cmd->t_task_cdbs_sent), atomic_read(&cmd->t_task_cdbs_ex_left), @@ -2146,7 +2020,7 @@ static void transport_generic_request_failure( */ break; default: - printk(KERN_ERR "Unknown transport error for CDB 0x%02x: %d\n", + pr_err("Unknown transport error for CDB 0x%02x: %d\n", cmd->t_task_cdb[0], cmd->transport_error_status); cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE; @@ -2164,7 +2038,7 @@ static void transport_generic_request_failure( check_stop: transport_lun_remove_cmd(cmd); - if (!(transport_cmd_check_stop_to_fabric(cmd))) + if (!transport_cmd_check_stop_to_fabric(cmd)) ; return; @@ -2178,7 +2052,7 @@ static void transport_direct_request_timeout(struct se_cmd *cmd) unsigned long flags; spin_lock_irqsave(&cmd->t_state_lock, flags); - if (!(atomic_read(&cmd->t_transport_timeout))) { + if (!atomic_read(&cmd->t_transport_timeout)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); return; } @@ -2262,7 +2136,7 @@ static void transport_task_timeout_handler(unsigned long data) struct se_cmd *cmd = task->task_se_cmd; unsigned long flags; - DEBUG_TT("transport task timeout fired! task: %p cmd: %p\n", task, cmd); + pr_debug("transport task timeout fired! task: %p cmd: %p\n", task, cmd); spin_lock_irqsave(&cmd->t_state_lock, flags); if (task->task_flags & TF_STOP) { @@ -2274,8 +2148,8 @@ static void transport_task_timeout_handler(unsigned long data) /* * Determine if transport_complete_task() has already been called. */ - if (!(atomic_read(&task->task_active))) { - DEBUG_TT("transport task: %p cmd: %p timeout task_active" + if (!atomic_read(&task->task_active)) { + pr_debug("transport task: %p cmd: %p timeout task_active" " == 0\n", task, cmd); spin_unlock_irqrestore(&cmd->t_state_lock, flags); return; @@ -2290,20 +2164,20 @@ static void transport_task_timeout_handler(unsigned long data) task->task_scsi_status = 1; if (atomic_read(&task->task_stop)) { - DEBUG_TT("transport task: %p cmd: %p timeout task_stop" + pr_debug("transport task: %p cmd: %p timeout task_stop" " == 1\n", task, cmd); spin_unlock_irqrestore(&cmd->t_state_lock, flags); complete(&task->task_stop_comp); return; } - if (!(atomic_dec_and_test(&cmd->t_task_cdbs_left))) { - DEBUG_TT("transport task: %p cmd: %p timeout non zero" + if (!atomic_dec_and_test(&cmd->t_task_cdbs_left)) { + pr_debug("transport task: %p cmd: %p timeout non zero" " t_task_cdbs_left\n", task, cmd); spin_unlock_irqrestore(&cmd->t_state_lock, flags); return; } - DEBUG_TT("transport task: %p cmd: %p timeout ZERO t_task_cdbs_left\n", + pr_debug("transport task: %p cmd: %p timeout ZERO t_task_cdbs_left\n", task, cmd); cmd->t_state = TRANSPORT_COMPLETE_FAILURE; @@ -2326,7 +2200,7 @@ static void transport_start_task_timer(struct se_task *task) * If the task_timeout is disabled, exit now. */ timeout = dev->se_sub_dev->se_dev_attrib.task_timeout; - if (!(timeout)) + if (!timeout) return; init_timer(&task->task_timer); @@ -2337,7 +2211,7 @@ static void transport_start_task_timer(struct se_task *task) task->task_flags |= TF_RUNNING; add_timer(&task->task_timer); #if 0 - printk(KERN_INFO "Starting task timer for cmd: %p task: %p seconds:" + pr_debug("Starting task timer for cmd: %p task: %p seconds:" " %d\n", task->task_se_cmd, task, timeout); #endif } @@ -2349,7 +2223,7 @@ void __transport_stop_task_timer(struct se_task *task, unsigned long *flags) { struct se_cmd *cmd = task->task_se_cmd; - if (!(task->task_flags & TF_RUNNING)) + if (!task->task_flags & TF_RUNNING) return; task->task_flags |= TF_STOP; @@ -2404,9 +2278,9 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd) if (cmd->sam_task_attr == MSG_HEAD_TAG) { atomic_inc(&cmd->se_dev->dev_hoq_count); smp_mb__after_atomic_inc(); - DEBUG_STA("Added HEAD_OF_QUEUE for CDB:" + pr_debug("Added HEAD_OF_QUEUE for CDB:" " 0x%02x, se_ordered_id: %u\n", - cmd->_task_cdb[0], + cmd->t_task_cdb[0], cmd->se_ordered_id); return 1; } else if (cmd->sam_task_attr == MSG_ORDERED_TAG) { @@ -2418,7 +2292,7 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd) atomic_inc(&cmd->se_dev->dev_ordered_sync); smp_mb__after_atomic_inc(); - DEBUG_STA("Added ORDERED for CDB: 0x%02x to ordered" + pr_debug("Added ORDERED for CDB: 0x%02x to ordered" " list, se_ordered_id: %u\n", cmd->t_task_cdb[0], cmd->se_ordered_id); @@ -2427,7 +2301,7 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd) * no other older commands exist that need to be * completed first. */ - if (!(atomic_read(&cmd->se_dev->simple_cmds))) + if (!atomic_read(&cmd->se_dev->simple_cmds)) return 1; } else { /* @@ -2452,7 +2326,7 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd) &cmd->se_dev->delayed_cmd_list); spin_unlock(&cmd->se_dev->delayed_cmd_lock); - DEBUG_STA("Added CDB: 0x%02x Task Attr: 0x%02x to" + pr_debug("Added CDB: 0x%02x Task Attr: 0x%02x to" " delayed CMD list, se_ordered_id: %u\n", cmd->t_task_cdb[0], cmd->sam_task_attr, cmd->se_ordered_id); @@ -2486,7 +2360,7 @@ static int transport_execute_tasks(struct se_cmd *cmd) * Call transport_cmd_check_stop() to see if a fabric exception * has occurred that prevents execution. */ - if (!(transport_cmd_check_stop(cmd, 0, TRANSPORT_PROCESSING))) { + if (!transport_cmd_check_stop(cmd, 0, TRANSPORT_PROCESSING)) { /* * Check for SAM Task Attribute emulation and HEAD_OF_QUEUE * attribute for the tasks of the received struct se_cmd CDB @@ -2777,7 +2651,7 @@ static inline u32 transport_get_size( return sectors; } #if 0 - printk(KERN_INFO "Returning block_size: %u, sectors: %u == %u for" + pr_debug("Returning block_size: %u, sectors: %u == %u for" " %s object\n", dev->se_sub_dev->se_dev_attrib.block_size, sectors, dev->se_sub_dev->se_dev_attrib.block_size * sectors, dev->transport->name); @@ -2832,8 +2706,8 @@ static void transport_xor_callback(struct se_cmd *cmd) * 5) transfer the resulting XOR data to the data-in buffer. */ buf = kmalloc(cmd->data_length, GFP_KERNEL); - if (!(buf)) { - printk(KERN_ERR "Unable to allocate xor_callback buf\n"); + if (!buf) { + pr_err("Unable to allocate xor_callback buf\n"); return; } /* @@ -2893,18 +2767,18 @@ static int transport_get_sense_data(struct se_cmd *cmd) continue; dev = task->se_dev; - if (!(dev)) + if (!dev) continue; if (!dev->transport->get_sense_buffer) { - printk(KERN_ERR "dev->transport->get_sense_buffer" + pr_err("dev->transport->get_sense_buffer" " is NULL\n"); continue; } sense_buffer = dev->transport->get_sense_buffer(task); - if (!(sense_buffer)) { - printk(KERN_ERR "ITT[0x%08x]_TASK[%d]: Unable to locate" + if (!sense_buffer) { + pr_err("ITT[0x%08x]_TASK[%d]: Unable to locate" " sense buffer for task with sense\n", cmd->se_tfo->get_task_tag(cmd), task->task_no); continue; @@ -2921,7 +2795,7 @@ static int transport_get_sense_data(struct se_cmd *cmd) cmd->scsi_sense_length = (TRANSPORT_SENSE_BUFFER + offset); - printk(KERN_INFO "HBA_[%u]_PLUG[%s]: Set SAM STATUS: 0x%02x" + pr_debug("HBA_[%u]_PLUG[%s]: Set SAM STATUS: 0x%02x" " and sense\n", dev->se_hba->hba_id, dev->transport->name, cmd->scsi_status); @@ -2969,13 +2843,12 @@ static int transport_cmd_get_valid_sectors(struct se_cmd *cmd) sectors = (cmd->data_length / dev->se_sub_dev->se_dev_attrib.block_size); - if ((cmd->t_task_lba + sectors) > - transport_dev_end_lba(dev)) { - printk(KERN_ERR "LBA: %llu Sectors: %u exceeds" + if ((cmd->t_task_lba + sectors) > transport_dev_end_lba(dev)) { + pr_err("LBA: %llu Sectors: %u exceeds" " transport_dev_end_lba(): %llu\n", cmd->t_task_lba, sectors, transport_dev_end_lba(dev)); - printk(KERN_ERR " We should return CHECK_CONDITION" + pr_err(" We should return CHECK_CONDITION" " but we don't yet\n"); return 0; } @@ -3026,7 +2899,7 @@ static int transport_generic_cmd_sequencer( */ if (ret > 0) { #if 0 - printk(KERN_INFO "[%s]: ALUA TG Port not available," + pr_debug("[%s]: ALUA TG Port not available," " SenseKey: NOT_READY, ASC/ASCQ: 0x04/0x%02x\n", cmd->se_tfo->get_fabric_name(), alua_ascq); #endif @@ -3192,10 +3065,13 @@ static int transport_generic_cmd_sequencer( if (sector_ret) goto out_unsupported_cdb; - if (sectors != 0) + if (sectors) size = transport_get_size(sectors, cdb, cmd); - else - size = dev->se_sub_dev->se_dev_attrib.block_size; + else { + pr_err("WSNZ=1, WRITE_SAME w/sectors=0 not" + " supported\n"); + goto out_invalid_cdb_field; + } cmd->t_task_lba = get_unaligned_be64(&cdb[12]); cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB; @@ -3207,7 +3083,7 @@ static int transport_generic_cmd_sequencer( break; if ((cdb[10] & 0x04) || (cdb[10] & 0x02)) { - printk(KERN_ERR "WRITE_SAME PBDATA and LBDATA" + pr_err("WRITE_SAME PBDATA and LBDATA" " bits not supported for Block Discard" " Emulation\n"); goto out_invalid_cdb_field; @@ -3217,13 +3093,13 @@ static int transport_generic_cmd_sequencer( * tpws with the UNMAP=1 bit set. */ if (!(cdb[10] & 0x08)) { - printk(KERN_ERR "WRITE_SAME w/o UNMAP bit not" + pr_err("WRITE_SAME w/o UNMAP bit not" " supported for Block Discard Emulation\n"); goto out_invalid_cdb_field; } break; default: - printk(KERN_ERR "VARIABLE_LENGTH_CMD service action" + pr_err("VARIABLE_LENGTH_CMD service action" " 0x%04x not supported\n", service_action); goto out_unsupported_cdb; } @@ -3469,10 +3345,12 @@ static int transport_generic_cmd_sequencer( if (sector_ret) goto out_unsupported_cdb; - if (sectors != 0) + if (sectors) size = transport_get_size(sectors, cdb, cmd); - else - size = dev->se_sub_dev->se_dev_attrib.block_size; + else { + pr_err("WSNZ=1, WRITE_SAME w/sectors=0 not supported\n"); + goto out_invalid_cdb_field; + } cmd->t_task_lba = get_unaligned_be16(&cdb[2]); passthrough = (dev->transport->transport_type == @@ -3484,9 +3362,9 @@ static int transport_generic_cmd_sequencer( * emulation for -> Linux/BLOCK disbard with TCM/IBLOCK and * TCM/FILEIO subsystem plugin backstores. */ - if (!(passthrough)) { + if (!passthrough) { if ((cdb[1] & 0x04) || (cdb[1] & 0x02)) { - printk(KERN_ERR "WRITE_SAME PBDATA and LBDATA" + pr_err("WRITE_SAME PBDATA and LBDATA" " bits not supported for Block Discard" " Emulation\n"); goto out_invalid_cdb_field; @@ -3496,7 +3374,7 @@ static int transport_generic_cmd_sequencer( * tpws with the UNMAP=1 bit set. */ if (!(cdb[1] & 0x08)) { - printk(KERN_ERR "WRITE_SAME w/o UNMAP bit not " + pr_err("WRITE_SAME w/o UNMAP bit not " " supported for Block Discard Emulation\n"); goto out_invalid_cdb_field; } @@ -3532,7 +3410,7 @@ static int transport_generic_cmd_sequencer( cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB; break; default: - printk(KERN_WARNING "TARGET_CORE[%s]: Unsupported SCSI Opcode" + pr_warn("TARGET_CORE[%s]: Unsupported SCSI Opcode" " 0x%02x, sending CHECK_CONDITION.\n", cmd->se_tfo->get_fabric_name(), cdb[0]); cmd->transport_wait_for_tasks = &transport_nop_wait_for_tasks; @@ -3540,7 +3418,7 @@ static int transport_generic_cmd_sequencer( } if (size != cmd->data_length) { - printk(KERN_WARNING "TARGET_CORE[%s]: Expected Transfer Length:" + pr_warn("TARGET_CORE[%s]: Expected Transfer Length:" " %u does not match SCSI CDB Length: %u for SAM Opcode:" " 0x%02x\n", cmd->se_tfo->get_fabric_name(), cmd->data_length, size, cdb[0]); @@ -3548,7 +3426,7 @@ static int transport_generic_cmd_sequencer( cmd->cmd_spdtl = size; if (cmd->data_direction == DMA_TO_DEVICE) { - printk(KERN_ERR "Rejecting underflow/overflow" + pr_err("Rejecting underflow/overflow" " WRITE data\n"); goto out_invalid_cdb_field; } @@ -3556,8 +3434,8 @@ static int transport_generic_cmd_sequencer( * Reject READ_* or WRITE_* with overflow/underflow for * type SCF_SCSI_DATA_SG_IO_CDB. */ - if (!(ret) && (dev->se_sub_dev->se_dev_attrib.block_size != 512)) { - printk(KERN_ERR "Failing OVERFLOW/UNDERFLOW for LBA op" + if (!ret && (dev->se_sub_dev->se_dev_attrib.block_size != 512)) { + pr_err("Failing OVERFLOW/UNDERFLOW for LBA op" " CDB on non 512-byte sector setup subsystem" " plugin: %s\n", dev->transport->name); /* Returns CHECK_CONDITION + INVALID_CDB_FIELD */ @@ -3607,14 +3485,14 @@ static void transport_complete_task_attr(struct se_cmd *cmd) atomic_dec(&dev->simple_cmds); smp_mb__after_atomic_dec(); dev->dev_cur_ordered_id++; - DEBUG_STA("Incremented dev->dev_cur_ordered_id: %u for" + pr_debug("Incremented dev->dev_cur_ordered_id: %u for" " SIMPLE: %u\n", dev->dev_cur_ordered_id, cmd->se_ordered_id); } else if (cmd->sam_task_attr == MSG_HEAD_TAG) { atomic_dec(&dev->dev_hoq_count); smp_mb__after_atomic_dec(); dev->dev_cur_ordered_id++; - DEBUG_STA("Incremented dev_cur_ordered_id: %u for" + pr_debug("Incremented dev_cur_ordered_id: %u for" " HEAD_OF_QUEUE: %u\n", dev->dev_cur_ordered_id, cmd->se_ordered_id); } else if (cmd->sam_task_attr == MSG_ORDERED_TAG) { @@ -3625,7 +3503,7 @@ static void transport_complete_task_attr(struct se_cmd *cmd) spin_unlock(&dev->ordered_cmd_lock); dev->dev_cur_ordered_id++; - DEBUG_STA("Incremented dev_cur_ordered_id: %u for ORDERED:" + pr_debug("Incremented dev_cur_ordered_id: %u for ORDERED:" " %u\n", dev->dev_cur_ordered_id, cmd->se_ordered_id); } /* @@ -3640,10 +3518,10 @@ static void transport_complete_task_attr(struct se_cmd *cmd) list_del(&cmd_p->se_delayed_node); spin_unlock(&dev->delayed_cmd_lock); - DEBUG_STA("Calling add_tasks() for" + pr_debug("Calling add_tasks() for" " cmd_p: 0x%02x Task Attr: 0x%02x" " Dormant -> Active, se_ordered_id: %u\n", - T_TASK(cmd_p)->t_task_cdb[0], + cmd_p->t_task_cdb[0], cmd_p->sam_task_attr, cmd_p->se_ordered_id); transport_add_tasks_from_cmd(cmd_p); @@ -3812,7 +3690,7 @@ done: return; queue_full: - printk(KERN_INFO "Handling complete_ok QUEUE_FULL: se_cmd: %p," + pr_debug("Handling complete_ok QUEUE_FULL: se_cmd: %p," " data_direction: %d\n", cmd, cmd->data_direction); transport_handle_queue_full(cmd, cmd->se_dev, transport_complete_qf); } @@ -3837,49 +3715,34 @@ static void transport_free_dev_tasks(struct se_cmd *cmd) if (task->se_dev) task->se_dev->transport->free_task(task); else - printk(KERN_ERR "task[%u] - task->se_dev is NULL\n", + pr_err("task[%u] - task->se_dev is NULL\n", task->task_no); spin_lock_irqsave(&cmd->t_state_lock, flags); } spin_unlock_irqrestore(&cmd->t_state_lock, flags); } -static inline void transport_free_pages(struct se_cmd *cmd) +static inline void transport_free_sgl(struct scatterlist *sgl, int nents) { struct scatterlist *sg; - int free_page = 1; int count; - if (cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) - free_page = 0; - if (cmd->se_dev->transport->do_se_mem_map) - free_page = 0; + for_each_sg(sgl, sg, nents, count) + __free_page(sg_page(sg)); - for_each_sg(cmd->t_data_sg, sg, cmd->t_data_nents, count) { - /* - * Only called if - * SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC is NOT in use, - */ - if (free_page) - __free_page(sg_page(sg)); + kfree(sgl); +} - } - if (free_page) - kfree(cmd->t_data_sg); +static inline void transport_free_pages(struct se_cmd *cmd) +{ + if (cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC) + return; + + transport_free_sgl(cmd->t_data_sg, cmd->t_data_nents); cmd->t_data_sg = NULL; cmd->t_data_nents = 0; - for_each_sg(cmd->t_bidi_data_sg, sg, cmd->t_bidi_data_nents, count) { - /* - * Only called if - * SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC is NOT in use, - */ - if (free_page) - __free_page(sg_page(sg)); - - } - if (free_page) - kfree(cmd->t_bidi_data_sg); + transport_free_sgl(cmd->t_bidi_data_sg, cmd->t_bidi_data_nents); cmd->t_bidi_data_sg = NULL; cmd->t_bidi_data_nents = 0; } @@ -3895,7 +3758,7 @@ static inline int transport_dec_and_check(struct se_cmd *cmd) spin_lock_irqsave(&cmd->t_state_lock, flags); if (atomic_read(&cmd->t_fe_count)) { - if (!(atomic_dec_and_test(&cmd->t_fe_count))) { + if (!atomic_dec_and_test(&cmd->t_fe_count)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); return 1; @@ -3903,7 +3766,7 @@ static inline int transport_dec_and_check(struct se_cmd *cmd) } if (atomic_read(&cmd->t_se_count)) { - if (!(atomic_dec_and_test(&cmd->t_se_count))) { + if (!atomic_dec_and_test(&cmd->t_se_count)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); return 1; @@ -3922,7 +3785,7 @@ static void transport_release_fe_cmd(struct se_cmd *cmd) return; spin_lock_irqsave(&cmd->t_state_lock, flags); - if (!(atomic_read(&cmd->transport_dev_active))) { + if (!atomic_read(&cmd->transport_dev_active)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); goto free_pages; } @@ -3953,7 +3816,7 @@ transport_generic_remove(struct se_cmd *cmd, int session_reinstatement) } spin_lock_irqsave(&cmd->t_state_lock, flags); - if (!(atomic_read(&cmd->transport_dev_active))) { + if (!atomic_read(&cmd->transport_dev_active)) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); goto free_pages; } @@ -4027,7 +3890,7 @@ static int transport_new_cmd_obj(struct se_cmd *cmd) DMA_FROM_DEVICE, cmd->t_bidi_data_sg, cmd->t_bidi_data_nents); - if (!rc) { + if (rc <= 0) { cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; @@ -4046,7 +3909,7 @@ static int transport_new_cmd_obj(struct se_cmd *cmd) cmd->data_direction, cmd->t_data_sg, cmd->t_data_nents); - if (!task_cdbs) { + if (task_cdbs <= 0) { cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; @@ -4094,12 +3957,6 @@ transport_generic_get_mem(struct se_cmd *cmd) struct page *page; int i = 0; - /* - * If the device uses memory mapping this is enough. - */ - if (cmd->se_dev->transport->do_se_mem_map) - return 0; - nents = DIV_ROUND_UP(length, PAGE_SIZE); cmd->t_data_sg = kmalloc(sizeof(struct scatterlist) * nents, GFP_KERNEL); if (!cmd->t_data_sg) @@ -4176,14 +4033,14 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) if (!sg_first) { sg_first = task->task_sg; - chained_nents = task->task_sg_num; + chained_nents = task->task_sg_nents; } else { sg_chain(sg_prev, sg_prev_nents, task->task_sg); - chained_nents += task->task_sg_num; + chained_nents += task->task_sg_nents; } sg_prev = task->task_sg; - sg_prev_nents = task->task_sg_num; + sg_prev_nents = task->task_sg_nents; } /* * Setup the starting pointer and total t_tasks_sg_linked_no including @@ -4192,19 +4049,19 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) cmd->t_tasks_sg_chained = sg_first; cmd->t_tasks_sg_chained_no = chained_nents; - DEBUG_CMD_M("Setup cmd: %p cmd->t_tasks_sg_chained: %p and" + pr_debug("Setup cmd: %p cmd->t_tasks_sg_chained: %p and" " t_tasks_sg_chained_no: %u\n", cmd, cmd->t_tasks_sg_chained, cmd->t_tasks_sg_chained_no); for_each_sg(cmd->t_tasks_sg_chained, sg, cmd->t_tasks_sg_chained_no, i) { - DEBUG_CMD_M("SG[%d]: %p page: %p length: %d offset: %d\n", + pr_debug("SG[%d]: %p page: %p length: %d offset: %d\n", i, sg, sg_page(sg), sg->length, sg->offset); if (sg_is_chain(sg)) - DEBUG_CMD_M("SG: %p sg_is_chain=1\n", sg); + pr_debug("SG: %p sg_is_chain=1\n", sg); if (sg_is_last(sg)) - DEBUG_CMD_M("SG: %p sg_is_last=1\n", sg); + pr_debug("SG: %p sg_is_last=1\n", sg); } } EXPORT_SYMBOL(transport_do_task_sg_chain); @@ -4266,25 +4123,25 @@ static int transport_allocate_data_tasks( * It's so much easier and only a waste when task_count > 1. * That is extremely rare. */ - task->task_sg_num = sgl_nents; + task->task_sg_nents = sgl_nents; if (cmd->se_tfo->task_sg_chaining) { - task->task_sg_num++; + task->task_sg_nents++; task->task_padded_sg = 1; } task->task_sg = kmalloc(sizeof(struct scatterlist) * \ - task->task_sg_num, GFP_KERNEL); + task->task_sg_nents, GFP_KERNEL); if (!task->task_sg) { cmd->se_dev->transport->free_task(task); return -ENOMEM; } - sg_init_table(task->task_sg, task->task_sg_num); + sg_init_table(task->task_sg, task->task_sg_nents); task_size = task->task_size; /* Build new sgl, only up to task_size */ - for_each_sg(task->task_sg, sg, task->task_sg_num, count) { + for_each_sg(task->task_sg, sg, task->task_sg_nents, count) { if (cmd_sg->length > task_size) break; @@ -4311,6 +4168,7 @@ transport_allocate_control_task(struct se_cmd *cmd) unsigned char *cdb; struct se_task *task; unsigned long flags; + int ret = 0; task = transport_generic_get_task(cmd, cmd->data_direction); if (!task) @@ -4331,7 +4189,7 @@ transport_allocate_control_task(struct se_cmd *cmd) memcpy(task->task_sg, cmd->t_data_sg, sizeof(struct scatterlist) * cmd->t_data_nents); task->task_size = cmd->data_length; - task->task_sg_num = cmd->t_data_nents; + task->task_sg_nents = cmd->t_data_nents; spin_lock_irqsave(&cmd->t_state_lock, flags); list_add_tail(&task->t_list, &cmd->t_task_list); @@ -4339,16 +4197,19 @@ transport_allocate_control_task(struct se_cmd *cmd) if (cmd->se_cmd_flags & SCF_SCSI_CONTROL_SG_IO_CDB) { if (dev->transport->map_task_SG) - return dev->transport->map_task_SG(task); - return 0; + ret = dev->transport->map_task_SG(task); } else if (cmd->se_cmd_flags & SCF_SCSI_NON_DATA_CDB) { if (dev->transport->cdb_none) - return dev->transport->cdb_none(task); - return 0; + ret = dev->transport->cdb_none(task); } else { + pr_err("target: Unknown control cmd type!\n"); BUG(); - return -ENOMEM; } + + /* Success! Return number of tasks allocated */ + if (ret == 0) + return 1; + return ret; } static u32 transport_allocate_tasks( @@ -4358,18 +4219,12 @@ static u32 transport_allocate_tasks( struct scatterlist *sgl, unsigned int sgl_nents) { - int ret; - - if (cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB) { + if (cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB) return transport_allocate_data_tasks(cmd, lba, data_direction, sgl, sgl_nents); - } else { - ret = transport_allocate_control_task(cmd); - if (ret < 0) - return ret; - else - return 1; - } + else + return transport_allocate_control_task(cmd); + } @@ -4441,64 +4296,6 @@ EXPORT_SYMBOL(transport_generic_new_cmd); */ void transport_generic_process_write(struct se_cmd *cmd) { -#if 0 - /* - * Copy SCSI Presented DTL sector(s) from received buffers allocated to - * original EDTL - */ - if (cmd->se_cmd_flags & SCF_UNDERFLOW_BIT) { - if (!cmd->t_tasks_se_num) { - unsigned char *dst, *buf = - (unsigned char *)cmd->t_task_buf; - - dst = kzalloc(cmd->cmd_spdtl), GFP_KERNEL); - if (!(dst)) { - printk(KERN_ERR "Unable to allocate memory for" - " WRITE underflow\n"); - transport_generic_request_failure(cmd, NULL, - PYX_TRANSPORT_REQ_TOO_MANY_SECTORS, 1); - return; - } - memcpy(dst, buf, cmd->cmd_spdtl); - - kfree(cmd->t_task_buf); - cmd->t_task_buf = dst; - } else { - struct scatterlist *sg = - (struct scatterlist *sg)cmd->t_task_buf; - struct scatterlist *orig_sg; - - orig_sg = kzalloc(sizeof(struct scatterlist) * - cmd->t_tasks_se_num, - GFP_KERNEL))) { - if (!(orig_sg)) { - printk(KERN_ERR "Unable to allocate memory" - " for WRITE underflow\n"); - transport_generic_request_failure(cmd, NULL, - PYX_TRANSPORT_REQ_TOO_MANY_SECTORS, 1); - return; - } - - memcpy(orig_sg, cmd->t_task_buf, - sizeof(struct scatterlist) * - cmd->t_tasks_se_num); - - cmd->data_length = cmd->cmd_spdtl; - /* - * FIXME, clear out original struct se_task and state - * information. - */ - if (transport_generic_new_cmd(cmd) < 0) { - transport_generic_request_failure(cmd, NULL, - PYX_TRANSPORT_REQ_TOO_MANY_SECTORS, 1); - kfree(orig_sg); - return; - } - - transport_memcpy_write_sg(cmd, orig_sg); - } - } -#endif transport_execute_tasks(cmd); } EXPORT_SYMBOL(transport_generic_process_write); @@ -4554,7 +4351,7 @@ static int transport_generic_write_pending(struct se_cmd *cmd) return PYX_TRANSPORT_WRITE_PENDING; queue_full: - printk(KERN_INFO "Handling write_pending QUEUE__FULL: se_cmd: %p\n", cmd); + pr_debug("Handling write_pending QUEUE__FULL: se_cmd: %p\n", cmd); cmd->t_state = TRANSPORT_COMPLETE_QF_WP; transport_handle_queue_full(cmd, cmd->se_dev, transport_write_pending_qf); @@ -4586,7 +4383,7 @@ void transport_generic_free_cmd( if (cmd->se_lun) { #if 0 - printk(KERN_INFO "cmd: %p ITT: 0x%08x contains" + pr_debug("cmd: %p ITT: 0x%08x contains" " cmd->se_lun\n", cmd, cmd->se_tfo->get_task_tag(cmd)); #endif @@ -4627,7 +4424,7 @@ static int transport_lun_wait_for_tasks(struct se_cmd *cmd, struct se_lun *lun) spin_lock_irqsave(&cmd->t_state_lock, flags); if (atomic_read(&cmd->t_transport_stop)) { atomic_set(&cmd->transport_lun_stop, 0); - DEBUG_TRANSPORT_S("ConfigFS ITT[0x%08x] - t_transport_stop ==" + pr_debug("ConfigFS ITT[0x%08x] - t_transport_stop ==" " TRUE, skipping\n", cmd->se_tfo->get_task_tag(cmd)); spin_unlock_irqrestore(&cmd->t_state_lock, flags); transport_cmd_check_stop(cmd, 1, 0); @@ -4640,13 +4437,13 @@ static int transport_lun_wait_for_tasks(struct se_cmd *cmd, struct se_lun *lun) ret = transport_stop_tasks_for_cmd(cmd); - DEBUG_TRANSPORT_S("ConfigFS: cmd: %p t_task_cdbs: %d stop tasks ret:" - " %d\n", cmd, cmd->t_task_cdbs, ret); + pr_debug("ConfigFS: cmd: %p t_tasks: %d stop tasks ret:" + " %d\n", cmd, cmd->t_task_list_num, ret); if (!ret) { - DEBUG_TRANSPORT_S("ConfigFS: ITT[0x%08x] - stopping cmd....\n", + pr_debug("ConfigFS: ITT[0x%08x] - stopping cmd....\n", cmd->se_tfo->get_task_tag(cmd)); wait_for_completion(&cmd->transport_lun_stop_comp); - DEBUG_TRANSPORT_S("ConfigFS: ITT[0x%08x] - stopped cmd....\n", + pr_debug("ConfigFS: ITT[0x%08x] - stopped cmd....\n", cmd->se_tfo->get_task_tag(cmd)); } transport_remove_cmd_from_queue(cmd, &cmd->se_dev->dev_queue_obj); @@ -4654,13 +4451,6 @@ static int transport_lun_wait_for_tasks(struct se_cmd *cmd, struct se_lun *lun) return 0; } -/* #define DEBUG_CLEAR_LUN */ -#ifdef DEBUG_CLEAR_LUN -#define DEBUG_CLEAR_L(x...) printk(KERN_INFO x) -#else -#define DEBUG_CLEAR_L(x...) -#endif - static void __transport_clear_lun_from_sessions(struct se_lun *lun) { struct se_cmd *cmd = NULL; @@ -4682,7 +4472,7 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) * progress for the iscsi_cmd_t. */ spin_lock(&cmd->t_state_lock); - DEBUG_CLEAR_L("SE_LUN[%d] - Setting cmd->transport" + pr_debug("SE_LUN[%d] - Setting cmd->transport" "_lun_stop for ITT: 0x%08x\n", cmd->se_lun->unpacked_lun, cmd->se_tfo->get_task_tag(cmd)); @@ -4691,8 +4481,8 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) spin_unlock_irqrestore(&lun->lun_cmd_lock, lun_flags); - if (!(cmd->se_lun)) { - printk(KERN_ERR "ITT: 0x%08x, [i,t]_state: %u/%u\n", + if (!cmd->se_lun) { + pr_err("ITT: 0x%08x, [i,t]_state: %u/%u\n", cmd->se_tfo->get_task_tag(cmd), cmd->se_tfo->get_cmd_state(cmd), cmd->t_state); BUG(); @@ -4701,7 +4491,7 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) * If the Storage engine still owns the iscsi_cmd_t, determine * and/or stop its context. */ - DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x before transport" + pr_debug("SE_LUN[%d] - ITT: 0x%08x before transport" "_lun_wait_for_tasks()\n", cmd->se_lun->unpacked_lun, cmd->se_tfo->get_task_tag(cmd)); @@ -4710,13 +4500,13 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) continue; } - DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x after transport_lun" + pr_debug("SE_LUN[%d] - ITT: 0x%08x after transport_lun" "_wait_for_tasks(): SUCCESS\n", cmd->se_lun->unpacked_lun, cmd->se_tfo->get_task_tag(cmd)); spin_lock_irqsave(&cmd->t_state_lock, cmd_flags); - if (!(atomic_read(&cmd->transport_dev_active))) { + if (!atomic_read(&cmd->transport_dev_active)) { spin_unlock_irqrestore(&cmd->t_state_lock, cmd_flags); goto check_cond; } @@ -4741,7 +4531,7 @@ check_cond: */ spin_lock_irqsave(&cmd->t_state_lock, cmd_flags); if (atomic_read(&cmd->transport_lun_fe_stop)) { - DEBUG_CLEAR_L("SE_LUN[%d] - Detected FE stop for" + pr_debug("SE_LUN[%d] - Detected FE stop for" " struct se_cmd: %p ITT: 0x%08x\n", lun->unpacked_lun, cmd, cmd->se_tfo->get_task_tag(cmd)); @@ -4753,7 +4543,7 @@ check_cond: spin_lock_irqsave(&lun->lun_cmd_lock, lun_flags); continue; } - DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x finished processing\n", + pr_debug("SE_LUN[%d] - ITT: 0x%08x finished processing\n", lun->unpacked_lun, cmd->se_tfo->get_task_tag(cmd)); spin_unlock_irqrestore(&cmd->t_state_lock, cmd_flags); @@ -4779,7 +4569,7 @@ int transport_clear_lun_from_sessions(struct se_lun *lun) kt = kthread_run(transport_clear_lun_thread, lun, "tcm_cl_%u", lun->unpacked_lun); if (IS_ERR(kt)) { - printk(KERN_ERR "Unable to start clear_lun thread\n"); + pr_err("Unable to start clear_lun thread\n"); return PTR_ERR(kt); } wait_for_completion(&lun->lun_shutdown_comp); @@ -4812,7 +4602,7 @@ static void transport_generic_wait_for_tasks( */ if (atomic_read(&cmd->transport_lun_stop)) { - DEBUG_TRANSPORT_S("wait_for_tasks: Stopping" + pr_debug("wait_for_tasks: Stopping" " wait_for_completion(&cmd->t_tasktransport_lun_fe" "_stop_comp); for ITT: 0x%08x\n", cmd->se_tfo->get_task_tag(cmd)); @@ -4834,7 +4624,7 @@ static void transport_generic_wait_for_tasks( * struct se_cmd, now owns the structure and can be released through * normal means below. */ - DEBUG_TRANSPORT_S("wait_for_tasks: Stopped" + pr_debug("wait_for_tasks: Stopped" " wait_for_completion(&cmd->t_tasktransport_lun_fe_" "stop_comp); for ITT: 0x%08x\n", cmd->se_tfo->get_task_tag(cmd)); @@ -4847,7 +4637,7 @@ static void transport_generic_wait_for_tasks( atomic_set(&cmd->t_transport_stop, 1); - DEBUG_TRANSPORT_S("wait_for_tasks: Stopping %p ITT: 0x%08x" + pr_debug("wait_for_tasks: Stopping %p ITT: 0x%08x" " i_state: %d, t_state/def_t_state: %d/%d, t_transport_stop" " = TRUE\n", cmd, cmd->se_tfo->get_task_tag(cmd), cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, @@ -4863,7 +4653,7 @@ static void transport_generic_wait_for_tasks( atomic_set(&cmd->t_transport_active, 0); atomic_set(&cmd->t_transport_stop, 0); - DEBUG_TRANSPORT_S("wait_for_tasks: Stopped wait_for_compltion(" + pr_debug("wait_for_tasks: Stopped wait_for_compltion(" "&cmd->t_transport_stop_comp) for ITT: 0x%08x\n", cmd->se_tfo->get_task_tag(cmd)); remove: @@ -5071,11 +4861,11 @@ int transport_check_aborted_status(struct se_cmd *cmd, int send_status) int ret = 0; if (atomic_read(&cmd->t_transport_aborted) != 0) { - if (!(send_status) || + if (!send_status || (cmd->se_cmd_flags & SCF_SENT_DELAYED_TAS)) return 1; #if 0 - printk(KERN_INFO "Sending delayed SAM_STAT_TASK_ABORTED" + pr_debug("Sending delayed SAM_STAT_TASK_ABORTED" " status for CDB: 0x%02x ITT: 0x%08x\n", cmd->t_task_cdb[0], cmd->se_tfo->get_task_tag(cmd)); @@ -5107,7 +4897,7 @@ void transport_send_task_abort(struct se_cmd *cmd) } cmd->scsi_status = SAM_STAT_TASK_ABORTED; #if 0 - printk(KERN_INFO "Setting SAM_STAT_TASK_ABORTED status for CDB: 0x%02x," + pr_debug("Setting SAM_STAT_TASK_ABORTED status for CDB: 0x%02x," " ITT: 0x%08x\n", cmd->t_task_cdb[0], cmd->se_tfo->get_task_tag(cmd)); #endif @@ -5145,7 +4935,7 @@ int transport_generic_do_tmr(struct se_cmd *cmd) tmr->response = TMR_FUNCTION_REJECTED; break; default: - printk(KERN_ERR "Uknown TMR function: 0x%02x.\n", + pr_err("Uknown TMR function: 0x%02x.\n", tmr->function); tmr->response = TMR_FUNCTION_REJECTED; break; @@ -5190,7 +4980,7 @@ static void transport_processing_shutdown(struct se_device *dev) spin_lock_irqsave(&dev->execute_task_lock, flags); while ((task = transport_get_task_from_state_list(dev))) { if (!task->task_se_cmd) { - printk(KERN_ERR "task->task_se_cmd is NULL!\n"); + pr_err("task->task_se_cmd is NULL!\n"); continue; } cmd = task->task_se_cmd; @@ -5199,18 +4989,18 @@ static void transport_processing_shutdown(struct se_device *dev) spin_lock_irqsave(&cmd->t_state_lock, flags); - DEBUG_DO("PT: cmd: %p task: %p ITT/CmdSN: 0x%08x/0x%08x," - " i_state/def_i_state: %d/%d, t_state/def_t_state:" + pr_debug("PT: cmd: %p task: %p ITT: 0x%08x," + " i_state: %d, t_state/def_t_state:" " %d/%d cdb: 0x%02x\n", cmd, task, - cmd->se_tfo->get_task_tag(cmd), cmd->cmd_sn, - cmd->se_tfo->get_cmd_state(cmd), cmd->deferred_i_state, + cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, cmd->deferred_t_state, cmd->t_task_cdb[0]); - DEBUG_DO("PT: ITT[0x%08x] - t_task_cdbs: %d t_task_cdbs_left:" + pr_debug("PT: ITT[0x%08x] - t_tasks: %d t_task_cdbs_left:" " %d t_task_cdbs_sent: %d -- t_transport_active: %d" " t_transport_stop: %d t_transport_sent: %d\n", cmd->se_tfo->get_task_tag(cmd), - cmd->t_task_cdbs, + cmd->t_task_list_num, atomic_read(&cmd->t_task_cdbs_left), atomic_read(&cmd->t_task_cdbs_sent), atomic_read(&cmd->t_transport_active), @@ -5222,10 +5012,10 @@ static void transport_processing_shutdown(struct se_device *dev) spin_unlock_irqrestore( &cmd->t_state_lock, flags); - DEBUG_DO("Waiting for task: %p to shutdown for dev:" + pr_debug("Waiting for task: %p to shutdown for dev:" " %p\n", task, dev); wait_for_completion(&task->task_stop_comp); - DEBUG_DO("Completed task: %p shutdown for dev: %p\n", + pr_debug("Completed task: %p shutdown for dev: %p\n", task, dev); spin_lock_irqsave(&cmd->t_state_lock, flags); @@ -5239,11 +5029,11 @@ static void transport_processing_shutdown(struct se_device *dev) } __transport_stop_task_timer(task, &flags); - if (!(atomic_dec_and_test(&cmd->t_task_cdbs_ex_left))) { + if (!atomic_dec_and_test(&cmd->t_task_cdbs_ex_left)) { spin_unlock_irqrestore( &cmd->t_state_lock, flags); - DEBUG_DO("Skipping task: %p, dev: %p for" + pr_debug("Skipping task: %p, dev: %p for" " t_task_cdbs_ex_left: %d\n", task, dev, atomic_read(&cmd->t_task_cdbs_ex_left)); @@ -5252,7 +5042,7 @@ static void transport_processing_shutdown(struct se_device *dev) } if (atomic_read(&cmd->t_transport_active)) { - DEBUG_DO("got t_transport_active = 1 for task: %p, dev:" + pr_debug("got t_transport_active = 1 for task: %p, dev:" " %p\n", task, dev); if (atomic_read(&cmd->t_fe_count)) { @@ -5282,7 +5072,7 @@ static void transport_processing_shutdown(struct se_device *dev) spin_lock_irqsave(&dev->execute_task_lock, flags); continue; } - DEBUG_DO("Got t_transport_active = 0 for task: %p, dev: %p\n", + pr_debug("Got t_transport_active = 0 for task: %p, dev: %p\n", task, dev); if (atomic_read(&cmd->t_fe_count)) { @@ -5315,7 +5105,7 @@ static void transport_processing_shutdown(struct se_device *dev) */ while ((cmd = transport_get_cmd_from_queue(&dev->dev_queue_obj))) { - DEBUG_DO("From Device Queue: cmd: %p t_state: %d\n", + pr_debug("From Device Queue: cmd: %p t_state: %d\n", cmd, cmd->t_state); if (atomic_read(&cmd->t_fe_count)) { @@ -5368,8 +5158,8 @@ get_cmd: switch (cmd->t_state) { case TRANSPORT_NEW_CMD_MAP: - if (!(cmd->se_tfo->new_cmd_map)) { - printk(KERN_ERR "cmd->se_tfo->new_cmd_map is" + if (!cmd->se_tfo->new_cmd_map) { + pr_err("cmd->se_tfo->new_cmd_map is" " NULL for TRANSPORT_NEW_CMD_MAP\n"); BUG(); } @@ -5420,7 +5210,7 @@ get_cmd: transport_generic_write_pending(cmd); break; default: - printk(KERN_ERR "Unknown t_state: %d deferred_t_state:" + pr_err("Unknown t_state: %d deferred_t_state:" " %d for ITT: 0x%08x i_state: %d on SE LUN:" " %u\n", cmd->t_state, cmd->deferred_t_state, cmd->se_tfo->get_task_tag(cmd), diff --git a/drivers/target/target_core_ua.c b/drivers/target/target_core_ua.c index d28e9c4..31e3c65 100644 --- a/drivers/target/target_core_ua.c +++ b/drivers/target/target_core_ua.c @@ -49,15 +49,15 @@ int core_scsi3_ua_check( struct se_session *sess = cmd->se_sess; struct se_node_acl *nacl; - if (!(sess)) + if (!sess) return 0; nacl = sess->se_node_acl; - if (!(nacl)) + if (!nacl) return 0; deve = &nacl->device_list[cmd->orig_fe_lun]; - if (!(atomic_read(&deve->ua_count))) + if (!atomic_read(&deve->ua_count)) return 0; /* * From sam4r14, section 5.14 Unit attention condition: @@ -97,12 +97,12 @@ int core_scsi3_ua_allocate( /* * PASSTHROUGH OPS */ - if (!(nacl)) + if (!nacl) return -EINVAL; ua = kmem_cache_zalloc(se_ua_cache, GFP_ATOMIC); - if (!(ua)) { - printk(KERN_ERR "Unable to allocate struct se_ua\n"); + if (!ua) { + pr_err("Unable to allocate struct se_ua\n"); return -ENOMEM; } INIT_LIST_HEAD(&ua->ua_dev_list); @@ -177,7 +177,7 @@ int core_scsi3_ua_allocate( spin_unlock(&deve->ua_lock); spin_unlock_irq(&nacl->device_list_lock); - printk(KERN_INFO "[%s]: Allocated UNIT ATTENTION, mapped LUN: %u, ASC:" + pr_debug("[%s]: Allocated UNIT ATTENTION, mapped LUN: %u, ASC:" " 0x%02x, ASCQ: 0x%02x\n", nacl->se_tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, asc, ascq); @@ -215,16 +215,16 @@ void core_scsi3_ua_for_check_condition( struct se_ua *ua = NULL, *ua_p; int head = 1; - if (!(sess)) + if (!sess) return; nacl = sess->se_node_acl; - if (!(nacl)) + if (!nacl) return; spin_lock_irq(&nacl->device_list_lock); deve = &nacl->device_list[cmd->orig_fe_lun]; - if (!(atomic_read(&deve->ua_count))) { + if (!atomic_read(&deve->ua_count)) { spin_unlock_irq(&nacl->device_list_lock); return; } @@ -264,7 +264,7 @@ void core_scsi3_ua_for_check_condition( spin_unlock(&deve->ua_lock); spin_unlock_irq(&nacl->device_list_lock); - printk(KERN_INFO "[%s]: %s UNIT ATTENTION condition with" + pr_debug("[%s]: %s UNIT ATTENTION condition with" " INTLCK_CTRL: %d, mapped LUN: %u, got CDB: 0x%02x" " reported ASC: 0x%02x, ASCQ: 0x%02x\n", nacl->se_tpg->se_tpg_tfo->get_fabric_name(), @@ -284,16 +284,16 @@ int core_scsi3_ua_clear_for_request_sense( struct se_ua *ua = NULL, *ua_p; int head = 1; - if (!(sess)) + if (!sess) return -EINVAL; nacl = sess->se_node_acl; - if (!(nacl)) + if (!nacl) return -EINVAL; spin_lock_irq(&nacl->device_list_lock); deve = &nacl->device_list[cmd->orig_fe_lun]; - if (!(atomic_read(&deve->ua_count))) { + if (!atomic_read(&deve->ua_count)) { spin_unlock_irq(&nacl->device_list_lock); return -EPERM; } @@ -323,7 +323,7 @@ int core_scsi3_ua_clear_for_request_sense( spin_unlock(&deve->ua_lock); spin_unlock_irq(&nacl->device_list_lock); - printk(KERN_INFO "[%s]: Released UNIT ATTENTION condition, mapped" + pr_debug("[%s]: Released UNIT ATTENTION condition, mapped" " LUN: %u, got REQUEST_SENSE reported ASC: 0x%02x," " ASCQ: 0x%02x\n", nacl->se_tpg->se_tpg_tfo->get_fabric_name(), cmd->orig_fe_lun, *asc, *ascq); diff --git a/drivers/target/tcm_fc/tcm_fc.h b/drivers/target/tcm_fc/tcm_fc.h index 8d26779..f7fff7e 100644 --- a/drivers/target/tcm_fc/tcm_fc.h +++ b/drivers/target/tcm_fc/tcm_fc.h @@ -23,30 +23,6 @@ #define FT_TPG_NAMELEN 32 /* max length of TPG name */ #define FT_LUN_NAMELEN 32 /* max length of LUN name */ -/* - * Debug options. - */ -#define FT_DEBUG_CONF 0x01 /* configuration messages */ -#define FT_DEBUG_SESS 0x02 /* session messages */ -#define FT_DEBUG_TM 0x04 /* TM operations */ -#define FT_DEBUG_IO 0x08 /* I/O commands */ -#define FT_DEBUG_DATA 0x10 /* Data transfer */ - -extern unsigned int ft_debug_logging; /* debug options */ - -#define FT_DEBUG(mask, fmt, args...) \ - do { \ - if (ft_debug_logging & (mask)) \ - printk(KERN_INFO "tcm_fc: %s: " fmt, \ - __func__, ##args); \ - } while (0) - -#define FT_CONF_DBG(fmt, args...) FT_DEBUG(FT_DEBUG_CONF, fmt, ##args) -#define FT_SESS_DBG(fmt, args...) FT_DEBUG(FT_DEBUG_SESS, fmt, ##args) -#define FT_TM_DBG(fmt, args...) FT_DEBUG(FT_DEBUG_TM, fmt, ##args) -#define FT_IO_DBG(fmt, args...) FT_DEBUG(FT_DEBUG_IO, fmt, ##args) -#define FT_DATA_DBG(fmt, args...) FT_DEBUG(FT_DEBUG_DATA, fmt, ##args) - struct ft_transport_id { __u8 format; __u8 __resvd1[7]; diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c index 9365e539..a9e9a31 100644 --- a/drivers/target/tcm_fc/tfc_cmd.c +++ b/drivers/target/tcm_fc/tfc_cmd.c @@ -62,22 +62,19 @@ void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) struct scatterlist *sg; int count; - if (!(ft_debug_logging & FT_DEBUG_IO)) - return; - se_cmd = &cmd->se_cmd; - printk(KERN_INFO "%s: cmd %p state %d sess %p seq %p se_cmd %p\n", + pr_debug("%s: cmd %p state %d sess %p seq %p se_cmd %p\n", caller, cmd, cmd->state, cmd->sess, cmd->seq, se_cmd); - printk(KERN_INFO "%s: cmd %p cdb %p\n", + pr_debug("%s: cmd %p cdb %p\n", caller, cmd, cmd->cdb); - printk(KERN_INFO "%s: cmd %p lun %d\n", caller, cmd, cmd->lun); + pr_debug("%s: cmd %p lun %d\n", caller, cmd, cmd->lun); - printk(KERN_INFO "%s: cmd %p data_nents %u len %u se_cmd_flags <0x%x>\n", + pr_debug("%s: cmd %p data_nents %u len %u se_cmd_flags <0x%x>\n", caller, cmd, se_cmd->t_data_nents, se_cmd->data_length, se_cmd->se_cmd_flags); for_each_sg(se_cmd->t_data_sg, sg, se_cmd->t_data_nents, count) - printk(KERN_INFO "%s: cmd %p sg %p page %p " + pr_debug("%s: cmd %p sg %p page %p " "len 0x%x off 0x%x\n", caller, cmd, sg, sg_page(sg), sg->length, sg->offset); @@ -85,7 +82,7 @@ void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) sp = cmd->seq; if (sp) { ep = fc_seq_exch(sp); - printk(KERN_INFO "%s: cmd %p sid %x did %x " + pr_debug("%s: cmd %p sid %x did %x " "ox_id %x rx_id %x seq_id %x e_stat %x\n", caller, cmd, ep->sid, ep->did, ep->oxid, ep->rxid, sp->id, ep->esb_stat); @@ -321,7 +318,7 @@ static void ft_recv_seq(struct fc_seq *sp, struct fc_frame *fp, void *arg) case FC_RCTL_DD_SOL_CTL: /* transfer ready */ case FC_RCTL_DD_DATA_DESC: /* transfer ready */ default: - printk(KERN_INFO "%s: unhandled frame r_ctl %x\n", + pr_debug("%s: unhandled frame r_ctl %x\n", __func__, fh->fh_r_ctl); fc_frame_free(fp); transport_generic_free_cmd(&cmd->se_cmd, 0, 0); @@ -346,7 +343,7 @@ static void ft_send_resp_status(struct fc_lport *lport, struct fcp_resp_rsp_info *info; fh = fc_frame_header_get(rx_fp); - FT_IO_DBG("FCP error response: did %x oxid %x status %x code %x\n", + pr_debug("FCP error response: did %x oxid %x status %x code %x\n", ntoh24(fh->fh_s_id), ntohs(fh->fh_ox_id), status, code); len = sizeof(*fcp); if (status == SAM_STAT_GOOD) @@ -416,15 +413,15 @@ static void ft_send_tm(struct ft_cmd *cmd) * FCP4r01 indicates having a combination of * tm_flags set is invalid. */ - FT_TM_DBG("invalid FCP tm_flags %x\n", fcp->fc_tm_flags); + pr_debug("invalid FCP tm_flags %x\n", fcp->fc_tm_flags); ft_send_resp_code(cmd, FCP_CMND_FIELDS_INVALID); return; } - FT_TM_DBG("alloc tm cmd fn %d\n", tm_func); + pr_debug("alloc tm cmd fn %d\n", tm_func); tmr = core_tmr_alloc_req(&cmd->se_cmd, cmd, tm_func); if (!tmr) { - FT_TM_DBG("alloc failed\n"); + pr_debug("alloc failed\n"); ft_send_resp_code(cmd, FCP_TMF_FAILED); return; } @@ -439,7 +436,7 @@ static void ft_send_tm(struct ft_cmd *cmd) * since "unable to handle TMR request because failed * to get to LUN" */ - FT_TM_DBG("Failed to get LUN for TMR func %d, " + pr_debug("Failed to get LUN for TMR func %d, " "se_cmd %p, unpacked_lun %d\n", tm_func, &cmd->se_cmd, cmd->lun); ft_dump_cmd(cmd, __func__); @@ -490,7 +487,7 @@ int ft_queue_tm_resp(struct se_cmd *se_cmd) code = FCP_TMF_FAILED; break; } - FT_TM_DBG("tmr fn %d resp %d fcp code %d\n", + pr_debug("tmr fn %d resp %d fcp code %d\n", tmr->function, tmr->response, code); ft_send_resp_code(cmd, code); return 0; @@ -518,7 +515,7 @@ static void ft_recv_cmd(struct ft_sess *sess, struct fc_frame *fp) return; busy: - FT_IO_DBG("cmd or seq allocation failure - sending BUSY\n"); + pr_debug("cmd or seq allocation failure - sending BUSY\n"); ft_send_resp_status(lport, fp, SAM_STAT_BUSY, 0); fc_frame_free(fp); ft_sess_put(sess); /* undo get from lookup */ @@ -543,7 +540,7 @@ void ft_recv_req(struct ft_sess *sess, struct fc_frame *fp) case FC_RCTL_DD_DATA_DESC: /* transfer ready */ case FC_RCTL_ELS4_REQ: /* SRR, perhaps */ default: - printk(KERN_INFO "%s: unhandled frame r_ctl %x\n", + pr_debug("%s: unhandled frame r_ctl %x\n", __func__, fh->fh_r_ctl); fc_frame_free(fp); ft_sess_put(sess); /* undo get from lookup */ @@ -642,7 +639,7 @@ static void ft_send_cmd(struct ft_cmd *cmd) ret = transport_generic_allocate_tasks(se_cmd, cmd->cdb); - FT_IO_DBG("r_ctl %x alloc task ret %d\n", fh->fh_r_ctl, ret); + pr_debug("r_ctl %x alloc task ret %d\n", fh->fh_r_ctl, ret); ft_dump_cmd(cmd, __func__); if (ret == -ENOMEM) { @@ -672,7 +669,7 @@ err: */ static void ft_exec_req(struct ft_cmd *cmd) { - FT_IO_DBG("cmd state %x\n", cmd->state); + pr_debug("cmd state %x\n", cmd->state); switch (cmd->state) { case FC_CMD_ST_NEW: ft_send_cmd(cmd); diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c index ec9e40d..d63e3dd 100644 --- a/drivers/target/tcm_fc/tfc_conf.c +++ b/drivers/target/tcm_fc/tfc_conf.c @@ -106,7 +106,7 @@ static ssize_t ft_parse_wwn(const char *name, u64 *wwn, int strict) } err = 4; fail: - FT_CONF_DBG("err %u len %zu pos %u byte %u\n", + pr_debug("err %u len %zu pos %u byte %u\n", err, cp - name, pos, byte); return -1; } @@ -216,7 +216,7 @@ static struct se_node_acl *ft_add_acl( u64 wwpn; u32 q_depth; - FT_CONF_DBG("add acl %s\n", name); + pr_debug("add acl %s\n", name); tpg = container_of(se_tpg, struct ft_tpg, se_tpg); if (ft_parse_wwn(name, &wwpn, 1) < 0) @@ -239,11 +239,11 @@ static void ft_del_acl(struct se_node_acl *se_acl) struct ft_node_acl *acl = container_of(se_acl, struct ft_node_acl, se_node_acl); - FT_CONF_DBG("del acl %s\n", + pr_debug("del acl %s\n", config_item_name(&se_acl->acl_group.cg_item)); tpg = container_of(se_tpg, struct ft_tpg, se_tpg); - FT_CONF_DBG("del acl %p se_acl %p tpg %p se_tpg %p\n", + pr_debug("del acl %p se_acl %p tpg %p se_tpg %p\n", acl, se_acl, tpg, &tpg->se_tpg); core_tpg_del_initiator_node_acl(&tpg->se_tpg, se_acl, 1); @@ -260,11 +260,11 @@ struct ft_node_acl *ft_acl_get(struct ft_tpg *tpg, struct fc_rport_priv *rdata) spin_lock_bh(&se_tpg->acl_node_lock); list_for_each_entry(se_acl, &se_tpg->acl_node_list, acl_list) { acl = container_of(se_acl, struct ft_node_acl, se_node_acl); - FT_CONF_DBG("acl %p port_name %llx\n", + pr_debug("acl %p port_name %llx\n", acl, (unsigned long long)acl->node_auth.port_name); if (acl->node_auth.port_name == rdata->ids.port_name || acl->node_auth.node_name == rdata->ids.node_name) { - FT_CONF_DBG("acl %p port_name %llx matched\n", acl, + pr_debug("acl %p port_name %llx matched\n", acl, (unsigned long long)rdata->ids.port_name); found = acl; /* XXX need to hold onto ACL */ @@ -281,10 +281,10 @@ struct se_node_acl *ft_tpg_alloc_fabric_acl(struct se_portal_group *se_tpg) acl = kzalloc(sizeof(*acl), GFP_KERNEL); if (!acl) { - printk(KERN_ERR "Unable to allocate struct ft_node_acl\n"); + pr_err("Unable to allocate struct ft_node_acl\n"); return NULL; } - FT_CONF_DBG("acl %p\n", acl); + pr_debug("acl %p\n", acl); return &acl->se_node_acl; } @@ -294,7 +294,7 @@ static void ft_tpg_release_fabric_acl(struct se_portal_group *se_tpg, struct ft_node_acl *acl = container_of(se_acl, struct ft_node_acl, se_node_acl); - FT_CONF_DBG(KERN_INFO "acl %p\n", acl); + pr_debug("acl %p\n", acl); kfree(acl); } @@ -311,7 +311,7 @@ static struct se_portal_group *ft_add_tpg( unsigned long index; int ret; - FT_CONF_DBG("tcm_fc: add tpg %s\n", name); + pr_debug("tcm_fc: add tpg %s\n", name); /* * Name must be "tpgt_" followed by the index. @@ -354,7 +354,7 @@ static void ft_del_tpg(struct se_portal_group *se_tpg) { struct ft_tpg *tpg = container_of(se_tpg, struct ft_tpg, se_tpg); - FT_CONF_DBG("del tpg %s\n", + pr_debug("del tpg %s\n", config_item_name(&tpg->se_tpg.tpg_group.cg_item)); kthread_stop(tpg->thread); @@ -412,7 +412,7 @@ static struct se_wwn *ft_add_lport( struct ft_lport_acl *old_lacl; u64 wwpn; - FT_CONF_DBG("add lport %s\n", name); + pr_debug("add lport %s\n", name); if (ft_parse_wwn(name, &wwpn, 1) < 0) return NULL; lacl = kzalloc(sizeof(*lacl), GFP_KERNEL); @@ -441,7 +441,7 @@ static void ft_del_lport(struct se_wwn *wwn) struct ft_lport_acl *lacl = container_of(wwn, struct ft_lport_acl, fc_lport_wwn); - FT_CONF_DBG("del lport %s\n", + pr_debug("del lport %s\n", config_item_name(&wwn->wwn_group.cg_item)); mutex_lock(&ft_lport_lock); list_del(&lacl->list); @@ -581,7 +581,7 @@ int ft_register_configfs(void) */ fabric = target_fabric_configfs_init(THIS_MODULE, "fc"); if (IS_ERR(fabric)) { - printk(KERN_INFO "%s: target_fabric_configfs_init() failed!\n", + pr_err("%s: target_fabric_configfs_init() failed!\n", __func__); return PTR_ERR(fabric); } @@ -608,11 +608,8 @@ int ft_register_configfs(void) */ ret = target_fabric_configfs_register(fabric); if (ret < 0) { - FT_CONF_DBG("target_fabric_configfs_register() for" + pr_debug("target_fabric_configfs_register() for" " FC Target failed!\n"); - printk(KERN_INFO - "%s: target_fabric_configfs_register() failed!\n", - __func__); target_fabric_configfs_free(fabric); return -1; } diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c index 3563a90..11e6483 100644 --- a/drivers/target/tcm_fc/tfc_io.c +++ b/drivers/target/tcm_fc/tfc_io.c @@ -39,6 +39,7 @@ #include <linux/configfs.h> #include <linux/ctype.h> #include <linux/hash.h> +#include <linux/ratelimit.h> #include <asm/unaligned.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> @@ -176,8 +177,7 @@ int ft_queue_data_in(struct se_cmd *se_cmd) error = lport->tt.seq_send(lport, cmd->seq, fp); if (error) { /* XXX For now, initiator will retry */ - if (printk_ratelimit()) - printk(KERN_ERR "%s: Failed to send frame %p, " + pr_err_ratelimited("%s: Failed to send frame %p, " "xid <0x%x>, remaining %zu, " "lso_max <0x%x>\n", __func__, fp, ep->xid, @@ -222,7 +222,7 @@ void ft_recv_write_data(struct ft_cmd *cmd, struct fc_frame *fp) */ buf = fc_frame_payload_get(fp, 1); if (cmd->was_ddp_setup && buf) { - printk(KERN_INFO "%s: When DDP was setup, not expected to" + pr_debug("%s: When DDP was setup, not expected to" "receive frame with payload, Payload shall be" "copied directly to buffer instead of coming " "via. legacy receive queues\n", __func__); @@ -260,7 +260,7 @@ void ft_recv_write_data(struct ft_cmd *cmd, struct fc_frame *fp) * this point, but just in case if required in future * for debugging or any other purpose */ - printk(KERN_ERR "%s: Received frame with TSI bit not" + pr_err("%s: Received frame with TSI bit not" " being SET, dropping the frame, " "cmd->sg <%p>, cmd->sg_cnt <0x%x>\n", __func__, cmd->sg, cmd->sg_cnt); diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c index 7491e21..fbcbb3d 100644 --- a/drivers/target/tcm_fc/tfc_sess.c +++ b/drivers/target/tcm_fc/tfc_sess.c @@ -198,13 +198,13 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id) if (sess->port_id == port_id) { kref_get(&sess->kref); rcu_read_unlock(); - FT_SESS_DBG("port_id %x found %p\n", port_id, sess); + pr_debug("port_id %x found %p\n", port_id, sess); return sess; } } out: rcu_read_unlock(); - FT_SESS_DBG("port_id %x not found\n", port_id); + pr_debug("port_id %x not found\n", port_id); return NULL; } @@ -240,7 +240,7 @@ static struct ft_sess *ft_sess_create(struct ft_tport *tport, u32 port_id, hlist_add_head_rcu(&sess->hash, head); tport->sess_count++; - FT_SESS_DBG("port_id %x sess %p\n", port_id, sess); + pr_debug("port_id %x sess %p\n", port_id, sess); transport_register_session(&tport->tpg->se_tpg, &acl->se_node_acl, sess->se_sess, sess); @@ -314,7 +314,7 @@ int ft_sess_shutdown(struct se_session *se_sess) { struct ft_sess *sess = se_sess->fabric_sess_ptr; - FT_SESS_DBG("port_id %x\n", sess->port_id); + pr_debug("port_id %x\n", sess->port_id); return 1; } @@ -335,7 +335,7 @@ void ft_sess_close(struct se_session *se_sess) mutex_unlock(&ft_lport_lock); return; } - FT_SESS_DBG("port_id %x\n", port_id); + pr_debug("port_id %x\n", port_id); ft_sess_unhash(sess); mutex_unlock(&ft_lport_lock); transport_deregister_session_configfs(se_sess); @@ -348,7 +348,7 @@ void ft_sess_stop(struct se_session *se_sess, int sess_sleep, int conn_sleep) { struct ft_sess *sess = se_sess->fabric_sess_ptr; - FT_SESS_DBG("port_id %x\n", sess->port_id); + pr_debug("port_id %x\n", sess->port_id); } int ft_sess_logged_in(struct se_session *se_sess) @@ -458,7 +458,7 @@ static int ft_prli(struct fc_rport_priv *rdata, u32 spp_len, mutex_lock(&ft_lport_lock); ret = ft_prli_locked(rdata, spp_len, rspp, spp); mutex_unlock(&ft_lport_lock); - FT_SESS_DBG("port_id %x flags %x ret %x\n", + pr_debug("port_id %x flags %x ret %x\n", rdata->ids.port_id, rspp ? rspp->spp_flags : 0, ret); return ret; } @@ -518,11 +518,11 @@ static void ft_recv(struct fc_lport *lport, struct fc_frame *fp) struct ft_sess *sess; u32 sid = fc_frame_sid(fp); - FT_SESS_DBG("sid %x\n", sid); + pr_debug("sid %x\n", sid); sess = ft_sess_get(lport, sid); if (!sess) { - FT_SESS_DBG("sid %x sess lookup failed\n", sid); + pr_debug("sid %x sess lookup failed\n", sid); /* TBD XXX - if FCP_CMND, send PRLO */ fc_frame_free(fp); return; |
