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scsi: use dev_printk variants where possible

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Using dev_printk variants prefixes the logging message with
the originating device, which makes debugging easier.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Hannes Reinecke
2014-06-25 16:39:59 +02:00
committed by Christoph Hellwig
parent e5f73ce324
commit 91921e016a
5 changed files with 157 additions and 139 deletions
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179
drivers/scsi/scsi_error.c
View File

@@ -62,8 +62,8 @@ void scsi_eh_wakeup(struct Scsi_Host *shost)
if (shost->host_busy == shost->host_failed) {
trace_scsi_eh_wakeup(shost);
wake_up_process(shost->ehandler);
SCSI_LOG_ERROR_RECOVERY(5,
printk("Waking error handler thread\n"));
SCSI_LOG_ERROR_RECOVERY(5, shost_printk(KERN_INFO, shost,
"Waking error handler thread\n"));
}
}
@@ -319,8 +319,8 @@ int scsi_block_when_processing_errors(struct scsi_device *sdev)
online = scsi_device_online(sdev);
SCSI_LOG_ERROR_RECOVERY(5, printk("%s: rtn: %d\n", __func__,
online));
SCSI_LOG_ERROR_RECOVERY(5, sdev_printk(KERN_INFO, sdev,
"%s: rtn: %d\n", __func__, online));
return online;
}
@@ -365,8 +365,9 @@ static inline void scsi_eh_prt_fail_stats(struct Scsi_Host *shost,
}
}
SCSI_LOG_ERROR_RECOVERY(2, printk("Total of %d commands on %d"
" devices require eh work\n",
SCSI_LOG_ERROR_RECOVERY(2, shost_printk(KERN_INFO, shost,
"Total of %d commands on %d"
" devices require eh work\n",
total_failures, devices_failed));
}
#endif
@@ -738,8 +739,8 @@ static void scsi_eh_done(struct scsi_cmnd *scmd)
{
struct completion *eh_action;
SCSI_LOG_ERROR_RECOVERY(3,
printk("%s scmd: %p result: %x\n",
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"%s scmd: %p result: %x\n",
__func__, scmd, scmd->result));
eh_action = scmd->device->host->eh_action;
@@ -758,8 +759,8 @@ static int scsi_try_host_reset(struct scsi_cmnd *scmd)
struct Scsi_Host *host = scmd->device->host;
struct scsi_host_template *hostt = host->hostt;
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Snd Host RST\n",
__func__));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, host, "Snd Host RST\n"));
if (!hostt->eh_host_reset_handler)
return FAILED;
@@ -788,8 +789,8 @@ static int scsi_try_bus_reset(struct scsi_cmnd *scmd)
struct Scsi_Host *host = scmd->device->host;
struct scsi_host_template *hostt = host->hostt;
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Snd Bus RST\n",
__func__));
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"%s: Snd Bus RST\n", __func__));
if (!hostt->eh_bus_reset_handler)
return FAILED;
@@ -1036,8 +1037,8 @@ retry:
scsi_log_completion(scmd, rtn);
SCSI_LOG_ERROR_RECOVERY(3,
printk("%s: scmd: %p, timeleft: %ld\n",
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"%s: scmd: %p, timeleft: %ld\n",
__func__, scmd, timeleft));
/*
@@ -1051,9 +1052,8 @@ retry:
*/
if (timeleft) {
rtn = scsi_eh_completed_normally(scmd);
SCSI_LOG_ERROR_RECOVERY(3,
printk("%s: scsi_eh_completed_normally %x\n",
__func__, rtn));
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"%s: scsi_eh_completed_normally %x\n", __func__, rtn));
switch (rtn) {
case SUCCESS:
@@ -1177,9 +1177,9 @@ int scsi_eh_get_sense(struct list_head *work_q,
if (rtn != SUCCESS)
continue;
SCSI_LOG_ERROR_RECOVERY(3, printk("sense requested for %p"
" result %x\n", scmd,
scmd->result));
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"sense requested for %p result %x\n",
scmd, scmd->result));
SCSI_LOG_ERROR_RECOVERY(3, scsi_print_sense("bh", scmd));
rtn = scsi_decide_disposition(scmd);
@@ -1220,8 +1220,8 @@ retry_tur:
rtn = scsi_send_eh_cmnd(scmd, tur_command, 6,
scmd->device->eh_timeout, 0);
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: scmd %p rtn %x\n",
__func__, scmd, rtn));
SCSI_LOG_ERROR_RECOVERY(3, scmd_printk(KERN_INFO, scmd,
"%s: scmd %p rtn %x\n", __func__, scmd, rtn));
switch (rtn) {
case NEEDS_RETRY:
@@ -1323,16 +1323,16 @@ static int scsi_eh_abort_cmds(struct list_head *work_q,
__func__));
return list_empty(work_q);
}
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: aborting cmd:"
"0x%p\n", current->comm,
scmd));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: aborting cmd: 0x%p\n",
current->comm, scmd));
rtn = scsi_try_to_abort_cmd(shost->hostt, scmd);
if (rtn == FAILED) {
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: aborting"
" cmd failed:"
"0x%p\n",
current->comm,
scmd));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: aborting cmd failed: 0x%p\n",
current->comm, scmd));
list_splice_init(&check_list, work_q);
return list_empty(work_q);
}
@@ -1406,8 +1406,10 @@ static int scsi_eh_stu(struct Scsi_Host *shost,
if (!stu_scmd)
continue;
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Sending START_UNIT to sdev:"
" 0x%p\n", current->comm, sdev));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Sending START_UNIT to sdev: 0x%p\n",
current->comm, sdev));
if (!scsi_eh_try_stu(stu_scmd)) {
if (!scsi_device_online(sdev) ||
@@ -1421,8 +1423,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost,
}
} else {
SCSI_LOG_ERROR_RECOVERY(3,
printk("%s: START_UNIT failed to sdev:"
" 0x%p\n", current->comm, sdev));
shost_printk(KERN_INFO, shost,
"%s: START_UNIT failed to sdev:"
" 0x%p\n", current->comm, sdev));
}
}
@@ -1468,9 +1471,10 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost,
if (!bdr_scmd)
continue;
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Sending BDR sdev:"
" 0x%p\n", current->comm,
sdev));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Sending BDR sdev: 0x%p\n",
current->comm, sdev));
rtn = scsi_try_bus_device_reset(bdr_scmd);
if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
if (!scsi_device_online(sdev) ||
@@ -1485,11 +1489,10 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host *shost,
}
}
} else {
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: BDR"
" failed sdev:"
"0x%p\n",
current->comm,
sdev));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: BDR failed sdev: 0x%p\n",
current->comm, sdev));
}
}
@@ -1533,15 +1536,17 @@ static int scsi_eh_target_reset(struct Scsi_Host *shost,
scmd = list_entry(tmp_list.next, struct scsi_cmnd, eh_entry);
id = scmd_id(scmd);
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Sending target reset "
"to target %d\n",
current->comm, id));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Sending target reset to target %d\n",
current->comm, id));
rtn = scsi_try_target_reset(scmd);
if (rtn != SUCCESS && rtn != FAST_IO_FAIL)
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Target reset"
" failed target: "
"%d\n",
current->comm, id));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Target reset failed"
" target: %d\n",
current->comm, id));
list_for_each_entry_safe(scmd, next, &tmp_list, eh_entry) {
if (scmd_id(scmd) != id)
continue;
@@ -1605,9 +1610,10 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost,
if (!chan_scmd)
continue;
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Sending BRST chan:"
" %d\n", current->comm,
channel));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Sending BRST chan: %d\n",
current->comm, channel));
rtn = scsi_try_bus_reset(chan_scmd);
if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
list_for_each_entry_safe(scmd, next, work_q, eh_entry) {
@@ -1621,10 +1627,10 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost,
}
}
} else {
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: BRST"
" failed chan: %d\n",
current->comm,
channel));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: BRST failed chan: %d\n",
current->comm, channel));
}
}
return scsi_eh_test_devices(&check_list, work_q, done_q, 0);
@@ -1635,7 +1641,8 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost,
* @work_q: list_head for processed commands.
* @done_q: list_head for processed commands.
*/
static int scsi_eh_host_reset(struct list_head *work_q,
static int scsi_eh_host_reset(struct Scsi_Host *shost,
struct list_head *work_q,
struct list_head *done_q)
{
struct scsi_cmnd *scmd, *next;
@@ -1646,8 +1653,10 @@ static int scsi_eh_host_reset(struct list_head *work_q,
scmd = list_entry(work_q->next,
struct scsi_cmnd, eh_entry);
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: Sending HRST\n"
, current->comm));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: Sending HRST\n",
current->comm));
rtn = scsi_try_host_reset(scmd);
if (rtn == SUCCESS) {
@@ -1657,9 +1666,10 @@ static int scsi_eh_host_reset(struct list_head *work_q,
scsi_eh_finish_cmd(scmd, done_q);
}
} else {
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: HRST"
" failed\n",
current->comm));
SCSI_LOG_ERROR_RECOVERY(3,
shost_printk(KERN_INFO, shost,
"%s: HRST failed\n",
current->comm));
}
}
return scsi_eh_test_devices(&check_list, work_q, done_q, 1);
@@ -1751,9 +1761,8 @@ int scsi_decide_disposition(struct scsi_cmnd *scmd)
* up to the top level.
*/
if (!scsi_device_online(scmd->device)) {
SCSI_LOG_ERROR_RECOVERY(5, printk("%s: device offline - report"
" as SUCCESS\n",
__func__));
SCSI_LOG_ERROR_RECOVERY(5, scmd_printk(KERN_INFO, scmd,
"%s: device offline - report as SUCCESS\n", __func__));
return SUCCESS;
}
@@ -1999,8 +2008,7 @@ static void scsi_restart_operations(struct Scsi_Host *shost)
* ioctls to queued block devices.
*/
SCSI_LOG_ERROR_RECOVERY(3,
printk("scsi_eh_%d waking up host to restart\n",
shost->host_no));
shost_printk(KERN_INFO, shost, "waking up host to restart\n"));
spin_lock_irqsave(shost->host_lock, flags);
if (scsi_host_set_state(shost, SHOST_RUNNING))
@@ -2047,7 +2055,7 @@ void scsi_eh_ready_devs(struct Scsi_Host *shost,
if (!scsi_eh_bus_device_reset(shost, work_q, done_q))
if (!scsi_eh_target_reset(shost, work_q, done_q))
if (!scsi_eh_bus_reset(shost, work_q, done_q))
if (!scsi_eh_host_reset(work_q, done_q))
if (!scsi_eh_host_reset(shost, work_q, done_q))
scsi_eh_offline_sdevs(work_q,
done_q);
}
@@ -2066,10 +2074,10 @@ void scsi_eh_flush_done_q(struct list_head *done_q)
if (scsi_device_online(scmd->device) &&
!scsi_noretry_cmd(scmd) &&
(++scmd->retries <= scmd->allowed)) {
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: flush"
" retry cmd: %p\n",
current->comm,
scmd));
SCSI_LOG_ERROR_RECOVERY(3,
scmd_printk(KERN_INFO, scmd,
"%s: flush retry cmd: %p\n",
current->comm, scmd));
scsi_queue_insert(scmd, SCSI_MLQUEUE_EH_RETRY);
} else {
/*
@@ -2079,9 +2087,10 @@ void scsi_eh_flush_done_q(struct list_head *done_q)
*/
if (!scmd->result)
scmd->result |= (DRIVER_TIMEOUT << 24);
SCSI_LOG_ERROR_RECOVERY(3, printk("%s: flush finish"
" cmd: %p\n",
current->comm, scmd));
SCSI_LOG_ERROR_RECOVERY(3,
scmd_printk(KERN_INFO, scmd,
"%s: flush finish cmd: %p\n",
current->comm, scmd));
scsi_finish_command(scmd);
}
}
@@ -2157,17 +2166,19 @@ int scsi_error_handler(void *data)
if ((shost->host_failed == 0 && shost->host_eh_scheduled == 0) ||
shost->host_failed != shost->host_busy) {
SCSI_LOG_ERROR_RECOVERY(1,
printk("scsi_eh_%d: sleeping\n",
shost->host_no));
shost_printk(KERN_INFO, shost,
"scsi_eh_%d: sleeping\n",
shost->host_no));
schedule();
continue;
}
__set_current_state(TASK_RUNNING);
SCSI_LOG_ERROR_RECOVERY(1,
printk("scsi_eh_%d: waking up %d/%d/%d\n",
shost->host_no, shost->host_eh_scheduled,
shost->host_failed, shost->host_busy));
shost_printk(KERN_INFO, shost,
"scsi_eh_%d: waking up %d/%d/%d\n",
shost->host_no, shost->host_eh_scheduled,
shost->host_failed, shost->host_busy));
/*
* We have a host that is failing for some reason. Figure out
@@ -2201,7 +2212,9 @@ int scsi_error_handler(void *data)
__set_current_state(TASK_RUNNING);
SCSI_LOG_ERROR_RECOVERY(1,
printk("Error handler scsi_eh_%d exiting\n", shost->host_no));
shost_printk(KERN_INFO, shost,
"Error handler scsi_eh_%d exiting\n",
shost->host_no));
shost->ehandler = NULL;
return 0;
}
@@ -2362,8 +2375,8 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
* suspended while we performed the TMF.
*/
SCSI_LOG_ERROR_RECOVERY(3,
printk("%s: waking up host to restart after TMF\n",
__func__));
shost_printk(KERN_INFO, shost,
"waking up host to restart after TMF\n"));
wake_up(&shost->host_wait);