diff options
Diffstat (limited to 'net/atm/mpc.c')
-rw-r--r-- | net/atm/mpc.c | 153 |
1 files changed, 78 insertions, 75 deletions
diff --git a/net/atm/mpc.c b/net/atm/mpc.c index 55dba22..a6521c8 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -38,21 +38,31 @@ */ #if 0 -#define dprintk(format, args...) printk(KERN_DEBUG format, ##args) /* debug */ +#define dprintk(format, args...) \ + printk(KERN_DEBUG "mpoa:%s: " format, __func__, ##args) +#define dprintk_cont(format, args...) printk(KERN_CONT format, ##args) #else -#define dprintk(format, args...) \ - do { if (0) printk(KERN_DEBUG format, ##args); } while (0) +#define dprintk(format, args...) \ + do { if (0) \ + printk(KERN_DEBUG "mpoa:%s: " format, __func__, ##args);\ + } while (0) +#define dprintk_cont(format, args...) \ + do { if (0) printk(KERN_CONT format, ##args); } while (0) #endif #if 0 -#define ddprintk printk(KERN_DEBUG format, ##args) /* more debug */ +#define ddprintk(format, args...) \ + printk(KERN_DEBUG "mpoa:%s: " format, __func__, ##args) +#define ddprintk_cont(format, args...) printk(KERN_CONT format, ##args) #else -#define ddprintk(format, args...) \ - do { if (0) printk(KERN_DEBUG format, ##args); } while (0) +#define ddprintk(format, args...) \ + do { if (0) \ + printk(KERN_DEBUG "mpoa:%s: " format, __func__, ##args);\ + } while (0) +#define ddprintk_cont(format, args...) \ + do { if (0) printk(KERN_CONT format, ##args); } while (0) #endif - - #define MPOA_TAG_LEN 4 /* mpc_daemon -> kernel */ @@ -302,7 +312,7 @@ static struct mpoa_client *alloc_mpc(void) static void start_mpc(struct mpoa_client *mpc, struct net_device *dev) { - dprintk("mpoa: (%s) start_mpc:\n", mpc->dev->name); + dprintk("(%s)\n", mpc->dev->name); if (!dev->netdev_ops) pr_info("(%s) not starting\n", dev->name); else { @@ -316,14 +326,14 @@ static void start_mpc(struct mpoa_client *mpc, struct net_device *dev) static void stop_mpc(struct mpoa_client *mpc) { struct net_device *dev = mpc->dev; - dprintk("mpoa: (%s) stop_mpc:", mpc->dev->name); + dprintk("(%s)", mpc->dev->name); /* Lets not nullify lec device's dev->hard_start_xmit */ if (dev->netdev_ops != &mpc->new_ops) { - dprintk(" mpc already stopped, not fatal\n"); + dprintk_cont(" mpc already stopped, not fatal\n"); return; } - dprintk("\n"); + dprintk_cont("\n"); dev->netdev_ops = mpc->old_ops; mpc->old_ops = NULL; @@ -371,7 +381,7 @@ static void lane2_assoc_ind(struct net_device *dev, const u8 *mac_addr, struct mpoa_client *mpc; mpoa_device_type = number_of_mps_macs = 0; /* silence gcc */ - dprintk("mpoa: (%s) lane2_assoc_ind: received TLV(s), ", dev->name); + dprintk("(%s) received TLV(s), ", dev->name); dprintk("total length of all TLVs %d\n", sizeoftlvs); mpc = find_mpc_by_lec(dev); /* Sampo-Fix: moved here from below */ if (mpc == NULL) { @@ -402,7 +412,7 @@ static void lane2_assoc_ind(struct net_device *dev, const u8 *mac_addr, } mpoa_device_type = *tlvs++; number_of_mps_macs = *tlvs++; - dprintk("mpoa: (%s) MPOA device type '%s', ", + dprintk("(%s) MPOA device type '%s', ", dev->name, mpoa_device_type_string(mpoa_device_type)); if (mpoa_device_type == MPS_AND_MPC && length < (42 + number_of_mps_macs*ETH_ALEN)) { /* :) */ @@ -417,7 +427,7 @@ static void lane2_assoc_ind(struct net_device *dev, const u8 *mac_addr, } if (mpoa_device_type != MPS && mpoa_device_type != MPS_AND_MPC) { - dprintk("ignoring non-MPS device\n"); + dprintk("ignoring non-MPS device "); if (mpoa_device_type == MPC) tlvs += 20; continue; /* we are only interested in MPSs */ @@ -427,7 +437,8 @@ static void lane2_assoc_ind(struct net_device *dev, const u8 *mac_addr, pr_info("(%s) MPS_AND_MPC has zero MACs\n", dev->name); continue; /* someone should read the spec */ } - dprintk("this MPS has %d MAC addresses\n", number_of_mps_macs); + dprintk_cont("this MPS has %d MAC addresses\n", + number_of_mps_macs); /* * ok, now we can go and tell our daemon @@ -498,7 +509,7 @@ static int send_via_shortcut(struct sk_buff *skb, struct mpoa_client *mpc) iph = (struct iphdr *)buff; ipaddr = iph->daddr; - ddprintk("mpoa: (%s) send_via_shortcut: ipaddr 0x%x\n", + ddprintk("(%s) ipaddr 0x%x\n", mpc->dev->name, ipaddr); entry = mpc->in_ops->get(ipaddr, mpc); @@ -510,17 +521,17 @@ static int send_via_shortcut(struct sk_buff *skb, struct mpoa_client *mpc) } /* threshold not exceeded or VCC not ready */ if (mpc->in_ops->cache_hit(entry, mpc) != OPEN) { - ddprintk("mpoa: (%s) send_via_shortcut: cache_hit: returns != OPEN\n", + ddprintk("(%s) cache_hit: returns != OPEN\n", mpc->dev->name); mpc->in_ops->put(entry); return 1; } - ddprintk("mpoa: (%s) send_via_shortcut: using shortcut\n", + ddprintk("(%s) using shortcut\n", mpc->dev->name); /* MPOA spec A.1.4, MPOA client must decrement IP ttl at least by one */ if (iph->ttl <= 1) { - ddprintk("mpoa: (%s) send_via_shortcut: IP ttl = %u, using LANE\n", + ddprintk("(%s) IP ttl = %u, using LANE\n", mpc->dev->name, iph->ttl); mpc->in_ops->put(entry); return 1; @@ -530,7 +541,7 @@ static int send_via_shortcut(struct sk_buff *skb, struct mpoa_client *mpc) iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl); if (entry->ctrl_info.tag != 0) { - ddprintk("mpoa: (%s) send_via_shortcut: adding tag 0x%x\n", + ddprintk("(%s) adding tag 0x%x\n", mpc->dev->name, entry->ctrl_info.tag); tagged_llc_snap_hdr.tag = entry->ctrl_info.tag; skb_pull(skb, ETH_HLEN); /* get rid of Eth header */ @@ -655,25 +666,23 @@ static void mpc_vcc_close(struct atm_vcc *vcc, struct net_device *dev) return; } - dprintk("mpoa: (%s) mpc_vcc_close:\n", dev->name); + dprintk("(%s)\n", dev->name); in_entry = mpc->in_ops->get_by_vcc(vcc, mpc); if (in_entry) { - dprintk("mpoa: (%s) mpc_vcc_close: ingress SVC closed ip = %pI4\n", + dprintk("(%s) ingress SVC closed ip = %pI4\n", mpc->dev->name, &in_entry->ctrl_info.in_dst_ip); in_entry->shortcut = NULL; mpc->in_ops->put(in_entry); } eg_entry = mpc->eg_ops->get_by_vcc(vcc, mpc); if (eg_entry) { - dprintk("mpoa: (%s) mpc_vcc_close: egress SVC closed\n", - mpc->dev->name); + dprintk("(%s) egress SVC closed\n", mpc->dev->name); eg_entry->shortcut = NULL; mpc->eg_ops->put(eg_entry); } if (in_entry == NULL && eg_entry == NULL) - dprintk("mpoa: (%s) mpc_vcc_close: unused vcc closed\n", - dev->name); + dprintk("(%s) unused vcc closed\n", dev->name); return; } @@ -687,10 +696,9 @@ static void mpc_push(struct atm_vcc *vcc, struct sk_buff *skb) __be32 tag; char *tmp; - ddprintk("mpoa: (%s) mpc_push:\n", dev->name); + ddprintk("(%s)\n", dev->name); if (skb == NULL) { - dprintk("mpoa: (%s) mpc_push: null skb, closing VCC\n", - dev->name); + dprintk("(%s) null skb, closing VCC\n", dev->name); mpc_vcc_close(vcc, dev); return; } @@ -700,8 +708,7 @@ static void mpc_push(struct atm_vcc *vcc, struct sk_buff *skb) sizeof(struct llc_snap_hdr)) == 0) { struct sock *sk = sk_atm(vcc); - dprintk("mpoa: (%s) mpc_push: control packet arrived\n", - dev->name); + dprintk("(%s) control packet arrived\n", dev->name); /* Pass control packets to daemon */ skb_queue_tail(&sk->sk_receive_queue, skb); sk->sk_data_ready(sk, skb->len); @@ -719,8 +726,7 @@ static void mpc_push(struct atm_vcc *vcc, struct sk_buff *skb) if (memcmp(skb->data, &llc_snap_mpoa_data_tagged, sizeof(struct llc_snap_hdr)) == 0) { /* MPOA tagged data */ - ddprintk("mpoa: (%s) mpc_push: tagged data packet arrived\n", - dev->name); + ddprintk("(%s) tagged data packet arrived\n", dev->name); } else if (memcmp(skb->data, &llc_snap_mpoa_data, sizeof(struct llc_snap_hdr)) == 0) { /* MPOA data */ @@ -813,8 +819,7 @@ static int atm_mpoa_mpoad_attach(struct atm_vcc *vcc, int arg) mpc = find_mpc_by_itfnum(arg); if (mpc == NULL) { - dprintk("mpoa: mpoad_attach: allocating new mpc for itf %d\n", - arg); + dprintk("allocating new mpc for itf %d\n", arg); mpc = alloc_mpc(); if (mpc == NULL) return -ENOMEM; @@ -923,55 +928,54 @@ static int msg_from_mpoad(struct atm_vcc *vcc, struct sk_buff *skb) pr_info("no mpc found\n"); return 0; } - dprintk("mpoa: (%s) msg_from_mpoad:", - (mpc->dev) ? mpc->dev->name : "<unknown>"); + dprintk("(%s)", mpc->dev ? mpc->dev->name : "<unknown>"); switch (mesg->type) { case MPOA_RES_REPLY_RCVD: - dprintk(" mpoa_res_reply_rcvd\n"); + dprintk_cont("mpoa_res_reply_rcvd\n"); MPOA_res_reply_rcvd(mesg, mpc); break; case MPOA_TRIGGER_RCVD: - dprintk(" mpoa_trigger_rcvd\n"); + dprintk_cont("mpoa_trigger_rcvd\n"); MPOA_trigger_rcvd(mesg, mpc); break; case INGRESS_PURGE_RCVD: - dprintk(" nhrp_purge_rcvd\n"); + dprintk_cont("nhrp_purge_rcvd\n"); ingress_purge_rcvd(mesg, mpc); break; case EGRESS_PURGE_RCVD: - dprintk(" egress_purge_reply_rcvd\n"); + dprintk_cont("egress_purge_reply_rcvd\n"); egress_purge_rcvd(mesg, mpc); break; case MPS_DEATH: - dprintk(" mps_death\n"); + dprintk_cont("mps_death\n"); mps_death(mesg, mpc); break; case CACHE_IMPOS_RCVD: - dprintk(" cache_impos_rcvd\n"); + dprintk_cont("cache_impos_rcvd\n"); MPOA_cache_impos_rcvd(mesg, mpc); break; case SET_MPC_CTRL_ADDR: - dprintk(" set_mpc_ctrl_addr\n"); + dprintk_cont("set_mpc_ctrl_addr\n"); set_mpc_ctrl_addr_rcvd(mesg, mpc); break; case SET_MPS_MAC_ADDR: - dprintk(" set_mps_mac_addr\n"); + dprintk_cont("set_mps_mac_addr\n"); set_mps_mac_addr_rcvd(mesg, mpc); break; case CLEAN_UP_AND_EXIT: - dprintk(" clean_up_and_exit\n"); + dprintk_cont("clean_up_and_exit\n"); clean_up(mesg, mpc, DIE); break; case RELOAD: - dprintk(" reload\n"); + dprintk_cont("reload\n"); clean_up(mesg, mpc, RELOAD); break; case SET_MPC_PARAMS: - dprintk(" set_mpc_params\n"); + dprintk_cont("set_mpc_params\n"); mpc->parameters = mesg->content.params; break; default: - dprintk(" unknown message %d\n", mesg->type); + dprintk_cont("unknown message %d\n", mesg->type); break; } kfree_skb(skb); @@ -1027,8 +1031,7 @@ static int mpoa_event_listener(struct notifier_block *mpoa_notifier, priv->lane2_ops->associate_indicator = lane2_assoc_ind; mpc = find_mpc_by_itfnum(priv->itfnum); if (mpc == NULL) { - dprintk("mpoa: mpoa_event_listener: allocating new mpc for %s\n", - dev->name); + dprintk("allocating new mpc for %s\n", dev->name); mpc = alloc_mpc(); if (mpc == NULL) { pr_info("no new mpc"); @@ -1038,14 +1041,14 @@ static int mpoa_event_listener(struct notifier_block *mpoa_notifier, mpc->dev_num = priv->itfnum; mpc->dev = dev; dev_hold(dev); - dprintk("mpoa: (%s) was initialized\n", dev->name); + dprintk("(%s) was initialized\n", dev->name); break; case NETDEV_UNREGISTER: /* the lec device was deallocated */ mpc = find_mpc_by_lec(dev); if (mpc == NULL) break; - dprintk("mpoa: device (%s) was deallocated\n", dev->name); + dprintk("device (%s) was deallocated\n", dev->name); stop_mpc(mpc); dev_put(mpc->dev); mpc->dev = NULL; @@ -1143,7 +1146,7 @@ static void check_qos_and_open_shortcut(struct k_message *msg, entry->shortcut = eg_entry->shortcut; } if (entry->shortcut) { - dprintk("mpoa: (%s) using egress SVC to reach %pI4\n", + dprintk("(%s) using egress SVC to reach %pI4\n", client->dev->name, &dst_ip); client->eg_ops->put(eg_entry); return; @@ -1170,16 +1173,16 @@ static void MPOA_res_reply_rcvd(struct k_message *msg, struct mpoa_client *mpc) __be32 dst_ip = msg->content.in_info.in_dst_ip; in_cache_entry *entry = mpc->in_ops->get(dst_ip, mpc); - dprintk("mpoa: (%s) MPOA_res_reply_rcvd: ip %pI4\n", + dprintk("(%s) ip %pI4\n", mpc->dev->name, &dst_ip); - ddprintk("mpoa: (%s) MPOA_res_reply_rcvd() entry = %p", + ddprintk("(%s) entry = %p", mpc->dev->name, entry); if (entry == NULL) { pr_info("(%s) ARGH, received res. reply for an entry that doesn't exist.\n", mpc->dev->name); return; } - ddprintk(" entry_state = %d ", entry->entry_state); + ddprintk_cont(" entry_state = %d ", entry->entry_state); if (entry->entry_state == INGRESS_RESOLVED) { pr_info("(%s) RESOLVED entry!\n", mpc->dev->name); @@ -1191,7 +1194,7 @@ static void MPOA_res_reply_rcvd(struct k_message *msg, struct mpoa_client *mpc) do_gettimeofday(&(entry->tv)); do_gettimeofday(&(entry->reply_wait)); /* Used in refreshing func from now on */ entry->refresh_time = 0; - ddprintk("entry->shortcut = %p\n", entry->shortcut); + ddprintk_cont("entry->shortcut = %p\n", entry->shortcut); if (entry->entry_state == INGRESS_RESOLVING && entry->shortcut != NULL) { @@ -1228,7 +1231,7 @@ static void ingress_purge_rcvd(struct k_message *msg, struct mpoa_client *mpc) } do { - dprintk("mpoa: (%s) ingress_purge_rcvd: removing an ingress entry, ip = %pI4\n", + dprintk("(%s) removing an ingress entry, ip = %pI4\n", mpc->dev->name, &dst_ip); write_lock_bh(&mpc->ingress_lock); mpc->in_ops->remove_entry(entry, mpc); @@ -1246,7 +1249,7 @@ static void egress_purge_rcvd(struct k_message *msg, struct mpoa_client *mpc) eg_cache_entry *entry = mpc->eg_ops->get_by_cache_id(cache_id, mpc); if (entry == NULL) { - dprintk("mpoa: (%s) egress_purge_rcvd: purge for a non-existing entry\n", + dprintk("(%s) purge for a non-existing entry\n", mpc->dev->name); return; } @@ -1266,7 +1269,7 @@ static void purge_egress_shortcut(struct atm_vcc *vcc, eg_cache_entry *entry) struct k_message *purge_msg; struct sk_buff *skb; - dprintk("mpoa: purge_egress_shortcut: entering\n"); + dprintk("entering\n"); if (vcc == NULL) { pr_info("vcc == NULL\n"); return; @@ -1290,7 +1293,7 @@ static void purge_egress_shortcut(struct atm_vcc *vcc, eg_cache_entry *entry) sk = sk_atm(vcc); skb_queue_tail(&sk->sk_receive_queue, skb); sk->sk_data_ready(sk, skb->len); - dprintk("mpoa: purge_egress_shortcut: exiting:\n"); + dprintk("exiting\n"); return; } @@ -1303,7 +1306,7 @@ static void mps_death(struct k_message *msg, struct mpoa_client *mpc) { eg_cache_entry *entry; - dprintk("mpoa: (%s) mps_death:\n", mpc->dev->name); + dprintk("(%s)\n", mpc->dev->name); if (memcmp(msg->MPS_ctrl, mpc->mps_ctrl_addr, ATM_ESA_LEN)) { pr_info("(%s) wrong MPS\n", mpc->dev->name); @@ -1332,7 +1335,7 @@ static void MPOA_cache_impos_rcvd(struct k_message *msg, eg_cache_entry *entry = mpc->eg_ops->get_by_cache_id(msg->content.eg_info.cache_id, mpc); holding_time = msg->content.eg_info.holding_time; - dprintk("mpoa: (%s) MPOA_cache_impos_rcvd: entry = %p, holding_time = %u\n", + dprintk("(%s) entry = %p, holding_time = %u\n", mpc->dev->name, entry, holding_time); if (entry == NULL && holding_time) { entry = mpc->eg_ops->add_entry(msg, mpc); @@ -1369,11 +1372,11 @@ static void set_mpc_ctrl_addr_rcvd(struct k_message *mesg, memcpy(&tlv[7], mesg->MPS_ctrl, ATM_ESA_LEN); /* MPC ctrl ATM addr */ memcpy(mpc->our_ctrl_addr, mesg->MPS_ctrl, ATM_ESA_LEN); - dprintk("mpoa: (%s) setting MPC ctrl ATM address to ", - (mpc->dev) ? mpc->dev->name : "<unknown>"); + dprintk("(%s) setting MPC ctrl ATM address to", + mpc->dev ? mpc->dev->name : "<unknown>"); for (i = 7; i < sizeof(tlv); i++) - dprintk("%02x ", tlv[i]); - dprintk("\n"); + dprintk_cont(" %02x", tlv[i]); + dprintk_cont("\n"); if (mpc->dev) { priv = netdev_priv(mpc->dev); @@ -1424,7 +1427,7 @@ static void clean_up(struct k_message *msg, struct mpoa_client *mpc, int action) entry = mpc->eg_cache; while (entry != NULL) { msg->content.eg_info = entry->ctrl_info; - dprintk("mpoa: cache_id %u\n", entry->ctrl_info.cache_id); + dprintk("cache_id %u\n", entry->ctrl_info.cache_id); msg_to_mpoad(msg, mpc); entry = entry->next; } @@ -1537,15 +1540,15 @@ static void __exit atm_mpoa_cleanup(void) if (priv->lane2_ops != NULL) priv->lane2_ops->associate_indicator = NULL; } - ddprintk("mpoa: cleanup_module: about to clear caches\n"); + ddprintk("about to clear caches\n"); mpc->in_ops->destroy_cache(mpc); mpc->eg_ops->destroy_cache(mpc); - ddprintk("mpoa: cleanup_module: caches cleared\n"); + ddprintk("caches cleared\n"); kfree(mpc->mps_macs); memset(mpc, 0, sizeof(struct mpoa_client)); - ddprintk("mpoa: cleanup_module: about to kfree %p\n", mpc); + ddprintk("about to kfree %p\n", mpc); kfree(mpc); - ddprintk("mpoa: cleanup_module: next mpc is at %p\n", tmp); + ddprintk("next mpc is at %p\n", tmp); mpc = tmp; } @@ -1553,7 +1556,7 @@ static void __exit atm_mpoa_cleanup(void) qos_head = NULL; while (qos != NULL) { nextqos = qos->next; - dprintk("mpoa: cleanup_module: freeing qos entry %p\n", qos); + dprintk("freeing qos entry %p\n", qos); kfree(qos); qos = nextqos; } |