Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

15 files changed, 105 insertions, 62 deletions

diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index fdb2e7c..5905936 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1004,8 +1004,8 @@ static void dasd_handle_killed_request(struct ccw_device *cdev,
 	if (device == NULL ||
 	    device != dasd_device_from_cdev_locked(cdev) ||
 	    strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
-		DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
-			      "bus_id %s", dev_name(&cdev->dev));
+		DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+				"invalid device in request");
 		return;
 	}
 
@@ -1078,8 +1078,8 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
 	device = (struct dasd_device *) cqr->startdev;
 	if (!device ||
 	    strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
-		DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
-			      "bus_id %s", dev_name(&cdev->dev));
+		DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+				"invalid device in request");
 		return;
 	}
 
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 1c500c4..1cca21a 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3033,7 +3033,7 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
 	len += sprintf(page + len, KERN_ERR PRINTK_HEADER
 		       " in req: %p CS: 0x%02X DS: 0x%02X CC: 0x%02X RC: %d\n",
 		       req, scsw_cstat(&irb->scsw), scsw_dstat(&irb->scsw),
-		       scsw_cc(&irb->scsw), req->intrc);
+		       scsw_cc(&irb->scsw), req ? req->intrc : 0);
 	len += sprintf(page + len, KERN_ERR PRINTK_HEADER
 		       " device %s: Failing CCW: %p\n",
 		       dev_name(&device->cdev->dev),
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index fc7b30b..7039d9c 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -260,7 +260,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
 	struct ccw_dev_id dev_id;
 
 	base = block->base;
-	if (!base->discipline->fill_info)
+	if (!base->discipline || !base->discipline->fill_info)
 		return -EINVAL;
 
 	dasd_info = kzalloc(sizeof(struct dasd_information2_t), GFP_KERNEL);
@@ -303,10 +303,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
 	dasd_info->features |=
 		((base->features & DASD_FEATURE_READONLY) != 0);
 
-	if (base->discipline)
-		memcpy(dasd_info->type, base->discipline->name, 4);
-	else
-		memcpy(dasd_info->type, "none", 4);
+	memcpy(dasd_info->type, base->discipline->name, 4);
 
 	if (block->request_queue->request_fn) {
 		struct list_head *l;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 6315fbd..71f95f5 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -72,7 +72,7 @@ dasd_devices_show(struct seq_file *m, void *v)
 	/* Print device number. */
 	seq_printf(m, "%s", dev_name(&device->cdev->dev));
 	/* Print discipline string. */
-	if (device != NULL && device->discipline != NULL)
+	if (device->discipline != NULL)
 		seq_printf(m, "(%s)", device->discipline->name);
 	else
 		seq_printf(m, "(none)");
@@ -92,10 +92,7 @@ dasd_devices_show(struct seq_file *m, void *v)
 	substr = (device->features & DASD_FEATURE_READONLY) ? "(ro)" : " ";
 	seq_printf(m, "%4s: ", substr);
 	/* Print device status information. */
-	switch ((device != NULL) ? device->state : -1) {
-	case -1:
-		seq_printf(m, "unknown");
-		break;
+	switch (device->state) {
 	case DASD_STATE_NEW:
 		seq_printf(m, "new");
 		break;
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index b9d2a00..3796ffd 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -495,6 +495,10 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp)
 		if (tty->driver_data == NULL)
 			return -ENOMEM;
 		tty->low_latency = 0;
+		if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
+			tty->winsize.ws_row = 24;
+			tty->winsize.ws_col = 80;
+		}
 	}
 	return 0;
 }
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 999fe80..62b654a 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -531,7 +531,7 @@ static inline int qdio_inbound_q_done(struct qdio_q *q)
 	qdio_siga_sync_q(q);
 	get_buf_state(q, q->first_to_check, &state, 0);
 
-	if (state == SLSB_P_INPUT_PRIMED)
+	if (state == SLSB_P_INPUT_PRIMED || state == SLSB_P_INPUT_ERROR)
 		/* more work coming */
 		return 0;
 
@@ -960,6 +960,8 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm,
 			qdio_handle_activate_check(cdev, intparm, cstat,
 						   dstat);
 		break;
+	case QDIO_IRQ_STATE_STOPPED:
+		break;
 	default:
 		WARN_ON(1);
 	}
diff --git a/drivers/s390/crypto/zcrypt_pcicc.c b/drivers/s390/crypto/zcrypt_pcicc.c
index a23726a..142f72a 100644
--- a/drivers/s390/crypto/zcrypt_pcicc.c
+++ b/drivers/s390/crypto/zcrypt_pcicc.c
@@ -373,6 +373,8 @@ static int convert_type86(struct zcrypt_device *zdev,
 			zdev->max_mod_size = PCICC_MAX_MOD_SIZE_OLD;
 			return -EAGAIN;
 		}
+		if (service_rc == 8 && service_rs == 72)
+			return -EINVAL;
 		zdev->online = 0;
 		return -EAGAIN;	/* repeat the request on a different device. */
 	}
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index 79c1205..68f3e62 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -470,6 +470,8 @@ static int convert_type86_ica(struct zcrypt_device *zdev,
 		}
 		if (service_rc == 12 && service_rs == 769)
 			return -EINVAL;
+		if (service_rc == 8 && service_rs == 72)
+			return -EINVAL;
 		zdev->online = 0;
 		return -EAGAIN;	/* repeat the request on a different device. */
 	}
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c
index f932400..0eb6eef 100644
--- a/drivers/s390/scsi/zfcp_cfdc.c
+++ b/drivers/s390/scsi/zfcp_cfdc.c
@@ -12,6 +12,7 @@
 
 #include <linux/types.h>
 #include <linux/miscdevice.h>
+#include <asm/compat.h>
 #include <asm/ccwdev.h>
 #include "zfcp_def.h"
 #include "zfcp_ext.h"
@@ -163,7 +164,7 @@ static void zfcp_cfdc_req_to_sense(struct zfcp_cfdc_data *data,
 }
 
 static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
-				unsigned long buffer)
+				unsigned long arg)
 {
 	struct zfcp_cfdc_data *data;
 	struct zfcp_cfdc_data __user *data_user;
@@ -175,7 +176,11 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
 	if (command != ZFCP_CFDC_IOC)
 		return -ENOTTY;
 
-	data_user = (void __user *) buffer;
+	if (is_compat_task())
+		data_user = compat_ptr(arg);
+	else
+		data_user = (void __user *)arg;
+
 	if (!data_user)
 		return -EINVAL;
 
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 8445095..7369c89 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -327,7 +327,7 @@ static void zfcp_dbf_hba_view_response(char **p,
 			break;
 		zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd);
 		zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial);
-		p += sprintf(*p, "\n");
+		*p += sprintf(*p, "\n");
 		break;
 
 	case FSF_QTCB_OPEN_PORT_WITH_DID:
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 03dec83..66bdb34 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -108,6 +108,7 @@ extern void zfcp_fc_wka_ports_force_offline(struct zfcp_fc_wka_ports *);
 extern int zfcp_fc_gs_setup(struct zfcp_adapter *);
 extern void zfcp_fc_gs_destroy(struct zfcp_adapter *);
 extern int zfcp_fc_exec_bsg_job(struct fc_bsg_job *);
+extern int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *);
 
 /* zfcp_fsf.c */
 extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
@@ -129,9 +130,9 @@ extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
 extern int zfcp_fsf_status_read(struct zfcp_qdio *);
 extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
 extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *,
-			    mempool_t *);
+			    mempool_t *, unsigned int);
 extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32,
-			     struct zfcp_fsf_ct_els *);
+			     struct zfcp_fsf_ct_els *, unsigned int);
 extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
 					  struct scsi_cmnd *);
 extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index ac5e3b7..271399f 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -258,7 +258,8 @@ static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port,
 	gid_pn->gid_pn_req.gid_pn.fn_wwpn = port->wwpn;
 
 	ret = zfcp_fsf_send_ct(&adapter->gs->ds, &gid_pn->ct,
-			       adapter->pool.gid_pn_req);
+			       adapter->pool.gid_pn_req,
+			       ZFCP_FC_CTELS_TMO);
 	if (!ret) {
 		wait_for_completion(&completion);
 		zfcp_fc_ns_gid_pn_eval(gid_pn);
@@ -421,7 +422,8 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
 	hton24(adisc->adisc_req.adisc_port_id,
 	       fc_host_port_id(adapter->scsi_host));
 
-	ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els);
+	ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els,
+				ZFCP_FC_CTELS_TMO);
 	if (ret)
 		kmem_cache_free(zfcp_data.adisc_cache, adisc);
 
@@ -532,7 +534,8 @@ static int zfcp_fc_send_gpn_ft(struct zfcp_fc_gpn_ft *gpn_ft,
 	ct->req = &gpn_ft->sg_req;
 	ct->resp = gpn_ft->sg_resp;
 
-	ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL);
+	ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL,
+			       ZFCP_FC_CTELS_TMO);
 	if (!ret)
 		wait_for_completion(&completion);
 	return ret;
@@ -668,15 +671,52 @@ static void zfcp_fc_ct_els_job_handler(void *data)
 {
 	struct fc_bsg_job *job = data;
 	struct zfcp_fsf_ct_els *zfcp_ct_els = job->dd_data;
-	int status = zfcp_ct_els->status;
-	int reply_status;
+	struct fc_bsg_reply *jr = job->reply;
 
-	reply_status = status ? FC_CTELS_STATUS_REJECT : FC_CTELS_STATUS_OK;
-	job->reply->reply_data.ctels_reply.status = reply_status;
-	job->reply->reply_payload_rcv_len = job->reply_payload.payload_len;
+	jr->reply_payload_rcv_len = job->reply_payload.payload_len;
+	jr->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
+	jr->result = zfcp_ct_els->status ? -EIO : 0;
 	job->job_done(job);
 }
 
+static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct fc_bsg_job *job)
+{
+	u32 preamble_word1;
+	u8 gs_type;
+	struct zfcp_adapter *adapter;
+
+	preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
+	gs_type = (preamble_word1 & 0xff000000) >> 24;
+
+	adapter = (struct zfcp_adapter *) job->shost->hostdata[0];
+
+	switch (gs_type) {
+	case FC_FST_ALIAS:
+		return &adapter->gs->as;
+	case FC_FST_MGMT:
+		return &adapter->gs->ms;
+	case FC_FST_TIME:
+		return &adapter->gs->ts;
+		break;
+	case FC_FST_DIR:
+		return &adapter->gs->ds;
+		break;
+	default:
+		return NULL;
+	}
+}
+
+static void zfcp_fc_ct_job_handler(void *data)
+{
+	struct fc_bsg_job *job = data;
+	struct zfcp_fc_wka_port *wka_port;
+
+	wka_port = zfcp_fc_job_wka_port(job);
+	zfcp_fc_wka_port_put(wka_port);
+
+	zfcp_fc_ct_els_job_handler(data);
+}
+
 static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
 				struct zfcp_adapter *adapter)
 {
@@ -695,43 +735,27 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
 	} else
 		d_id = ntoh24(job->request->rqst_data.h_els.port_id);
 
-	return zfcp_fsf_send_els(adapter, d_id, els);
+	els->handler = zfcp_fc_ct_els_job_handler;
+	return zfcp_fsf_send_els(adapter, d_id, els, job->req->timeout / HZ);
 }
 
 static int zfcp_fc_exec_ct_job(struct fc_bsg_job *job,
 			       struct zfcp_adapter *adapter)
 {
 	int ret;
-	u8 gs_type;
 	struct zfcp_fsf_ct_els *ct = job->dd_data;
 	struct zfcp_fc_wka_port *wka_port;
-	u32 preamble_word1;
 
-	preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
-	gs_type = (preamble_word1 & 0xff000000) >> 24;
-
-	switch (gs_type) {
-	case FC_FST_ALIAS:
-		wka_port = &adapter->gs->as;
-		break;
-	case FC_FST_MGMT:
-		wka_port = &adapter->gs->ms;
-		break;
-	case FC_FST_TIME:
-		wka_port = &adapter->gs->ts;
-		break;
-	case FC_FST_DIR:
-		wka_port = &adapter->gs->ds;
-		break;
-	default:
-		return -EINVAL; /* no such service */
-	}
+	wka_port = zfcp_fc_job_wka_port(job);
+	if (!wka_port)
+		return -EINVAL;
 
 	ret = zfcp_fc_wka_port_get(wka_port);
 	if (ret)
 		return ret;
 
-	ret = zfcp_fsf_send_ct(wka_port, ct, NULL);
+	ct->handler = zfcp_fc_ct_job_handler;
+	ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->req->timeout / HZ);
 	if (ret)
 		zfcp_fc_wka_port_put(wka_port);
 
@@ -752,7 +776,6 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
 
 	ct_els->req = job->request_payload.sg_list;
 	ct_els->resp = job->reply_payload.sg_list;
-	ct_els->handler = zfcp_fc_ct_els_job_handler;
 	ct_els->handler_data = job;
 
 	switch (job->request->msgcode) {
@@ -767,6 +790,12 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
 	}
 }
 
+int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *job)
+{
+	/* hardware tracks timeout, reset bsg timeout to not interfere */
+	return -EAGAIN;
+}
+
 int zfcp_fc_gs_setup(struct zfcp_adapter *adapter)
 {
 	struct zfcp_fc_wka_ports *wka_ports;
diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h
index cb2a366..0747b08 100644
--- a/drivers/s390/scsi/zfcp_fc.h
+++ b/drivers/s390/scsi/zfcp_fc.h
@@ -27,6 +27,8 @@
 #define ZFCP_FC_GPN_FT_MAX_ENT	  (ZFCP_FC_GPN_FT_NUM_BUFS * \
 					(ZFCP_FC_GPN_FT_ENT_PAGE + 1))
 
+#define ZFCP_FC_CTELS_TMO	(2 * FC_DEF_R_A_TOV / 1000)
+
 /**
  * struct zfcp_fc_gid_pn_req - container for ct header plus gid_pn request
  * @ct_hdr: FC GS common transport header
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 482dcd9..e8fb4d9 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1068,20 +1068,20 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req,
 static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
 				 struct scatterlist *sg_req,
 				 struct scatterlist *sg_resp,
-				 int max_sbals)
+				 int max_sbals, unsigned int timeout)
 {
 	int ret;
-	unsigned int fcp_chan_timeout;
 
 	ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp, max_sbals);
 	if (ret)
 		return ret;
 
 	/* common settings for ct/gs and els requests */
-	fcp_chan_timeout = 2 * FC_DEF_R_A_TOV / 1000;
+	if (timeout > 255)
+		timeout = 255; /* max value accepted by hardware */
 	req->qtcb->bottom.support.service_class = FSF_CLASS_3;
-	req->qtcb->bottom.support.timeout = fcp_chan_timeout;
-	zfcp_fsf_start_timer(req, (fcp_chan_timeout + 10) * HZ);
+	req->qtcb->bottom.support.timeout = timeout;
+	zfcp_fsf_start_timer(req, (timeout + 10) * HZ);
 
 	return 0;
 }
@@ -1092,7 +1092,8 @@ static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
  * @pool: if non-null this mempool is used to allocate struct zfcp_fsf_req
  */
 int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
-		     struct zfcp_fsf_ct_els *ct, mempool_t *pool)
+		     struct zfcp_fsf_ct_els *ct, mempool_t *pool,
+		     unsigned int timeout)
 {
 	struct zfcp_qdio *qdio = wka_port->adapter->qdio;
 	struct zfcp_fsf_req *req;
@@ -1111,7 +1112,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
 
 	req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
 	ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp,
-				    FSF_MAX_SBALS_PER_REQ);
+				    FSF_MAX_SBALS_PER_REQ, timeout);
 	if (ret)
 		goto failed_send;
 
@@ -1188,7 +1189,7 @@ skip_fsfstatus:
  * @els: pointer to struct zfcp_send_els with data for the command
  */
 int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
-		      struct zfcp_fsf_ct_els *els)
+		      struct zfcp_fsf_ct_els *els, unsigned int timeout)
 {
 	struct zfcp_fsf_req *req;
 	struct zfcp_qdio *qdio = adapter->qdio;
@@ -1206,7 +1207,7 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
 	}
 
 	req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
-	ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2);
+	ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2, timeout);
 
 	if (ret)
 		goto failed_send;
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 771cc53..8e6fc68 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -652,6 +652,7 @@ struct fc_function_template zfcp_transport_functions = {
 	.show_host_port_state = 1,
 	.show_host_active_fc4s = 1,
 	.bsg_request = zfcp_fc_exec_bsg_job,
+	.bsg_timeout = zfcp_fc_timeout_bsg_job,
 	/* no functions registered for following dynamic attributes but
 	   directly set by LLDD */
 	.show_host_port_type = 1,