Use the matching scope for logging messages to allow for
better command tracing.

Suggested-by: Robert Elliott <elli...@hp.com>
Reviewed-by: Christoph Hellwig <h...@lst.de>
Signed-off-by: Hannes Reinecke <h...@suse.de>
---
 drivers/scsi/hosts.c      |  4 +--
 drivers/scsi/scsi_error.c | 82 +++++++++++++++++++++++++----------------------
 2 files changed, 45 insertions(+), 41 deletions(-)

diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 6de80e3..06030e1 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -485,8 +485,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template 
*sht, int privsize)
                                            WQ_UNBOUND | WQ_MEM_RECLAIM,
                                           1, shost->host_no);
        if (!shost->tmf_work_q) {
-               printk(KERN_WARNING "scsi%d: failed to create tmf workq\n",
-                      shost->host_no);
+               shost_printk(KERN_WARNING, shost,
+                            "failed to create tmf workq\n");
                goto fail_kthread;
        }
        scsi_proc_hostdir_add(shost->hostt);
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 554f885..7e1e190 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1156,9 +1156,10 @@ int scsi_eh_get_sense(struct list_head *work_q,
                shost = scmd->device->host;
                if (scsi_host_eh_past_deadline(shost)) {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                               scmd_printk(KERN_INFO, scmd,
+                                           "%s: skip request sense, "
+                                            "past eh deadline\n",
+                                            current->comm));
                        break;
                }
                if (status_byte(scmd->result) != CHECK_CONDITION)
@@ -1265,9 +1266,10 @@ static int scsi_eh_test_devices(struct list_head 
*cmd_list,
                                /* Push items back onto work_q */
                                list_splice_init(cmd_list, work_q);
                                SCSI_LOG_ERROR_RECOVERY(3,
-                                       shost_printk(KERN_INFO, sdev->host,
-                                                    "skip %s, past eh 
deadline",
-                                                    __func__));
+                                       sdev_printk(KERN_INFO, sdev,
+                                                   "%s: skip test device, "
+                                                   "past eh deadline",
+                                                   current->comm));
                                break;
                        }
                }
@@ -1318,21 +1320,22 @@ static int scsi_eh_abort_cmds(struct list_head *work_q,
                if (scsi_host_eh_past_deadline(shost)) {
                        list_splice_init(&check_list, work_q);
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                               scmd_printk(KERN_INFO, scmd,
+                                           "%s: skip aborting cmd, "
+                                           "past eh deadline\n",
+                                           current->comm));
                        return list_empty(work_q);
                }
                SCSI_LOG_ERROR_RECOVERY(3,
-                       shost_printk(KERN_INFO, shost,
-                                    "%s: aborting cmd: 0x%p\n",
+                       scmd_printk(KERN_INFO, scmd,
+                                    "%s: aborting cmd\n",
                                     current->comm, scmd));
                rtn = scsi_try_to_abort_cmd(shost->hostt, scmd);
                if (rtn == FAILED) {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                            "%s: aborting cmd failed: 0x%p\n",
-                                            current->comm, scmd));
+                               scmd_printk(KERN_INFO, scmd,
+                                           "%s: aborting cmd failed\n",
+                                            current->comm));
                        list_splice_init(&check_list, work_q);
                        return list_empty(work_q);
                }
@@ -1390,9 +1393,10 @@ static int scsi_eh_stu(struct Scsi_Host *shost,
        shost_for_each_device(sdev, shost) {
                if (scsi_host_eh_past_deadline(shost)) {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                               sdev_printk(KERN_INFO, sdev,
+                                           "%s: skip START_UNIT, "
+                                           "past eh deadline\n",
+                                           current->comm));
                        break;
                }
                stu_scmd = NULL;
@@ -1407,9 +1411,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost,
                        continue;
 
                SCSI_LOG_ERROR_RECOVERY(3,
-                       shost_printk(KERN_INFO, shost,
-                                    "%s: Sending START_UNIT to sdev: 0x%p\n",
-                                    current->comm, sdev));
+                       sdev_printk(KERN_INFO, sdev,
+                                    "%s: Sending START_UNIT\n",
+                                    current->comm));
 
                if (!scsi_eh_try_stu(stu_scmd)) {
                        if (!scsi_device_online(sdev) ||
@@ -1423,9 +1427,9 @@ static int scsi_eh_stu(struct Scsi_Host *shost,
                        }
                } else {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                            "%s: START_UNIT failed to sdev:"
-                                            " 0x%p\n", current->comm, sdev));
+                               sdev_printk(KERN_INFO, sdev,
+                                           "%s: START_UNIT failed\n",
+                                           current->comm));
                }
        }
 
@@ -1456,9 +1460,9 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host 
*shost,
        shost_for_each_device(sdev, shost) {
                if (scsi_host_eh_past_deadline(shost)) {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                               sdev_printk(KERN_INFO, sdev,
+                                           "%s: skip BDR, past eh deadline\n",
+                                            current->comm));
                        break;
                }
                bdr_scmd = NULL;
@@ -1472,9 +1476,8 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host 
*shost,
                        continue;
 
                SCSI_LOG_ERROR_RECOVERY(3,
-                       shost_printk(KERN_INFO, shost,
-                                    "%s: Sending BDR sdev: 0x%p\n",
-                                    current->comm, sdev));
+                       sdev_printk(KERN_INFO, sdev,
+                                    "%s: Sending BDR\n", current->comm));
                rtn = scsi_try_bus_device_reset(bdr_scmd);
                if (rtn == SUCCESS || rtn == FAST_IO_FAIL) {
                        if (!scsi_device_online(sdev) ||
@@ -1490,9 +1493,8 @@ static int scsi_eh_bus_device_reset(struct Scsi_Host 
*shost,
                        }
                } else {
                        SCSI_LOG_ERROR_RECOVERY(3,
-                               shost_printk(KERN_INFO, shost,
-                                            "%s: BDR failed sdev: 0x%p\n",
-                                            current->comm, sdev));
+                               sdev_printk(KERN_INFO, sdev,
+                                           "%s: BDR failed\n", current->comm));
                }
        }
 
@@ -1528,8 +1530,9 @@ static int scsi_eh_target_reset(struct Scsi_Host *shost,
                        list_splice_init(&tmp_list, work_q);
                        SCSI_LOG_ERROR_RECOVERY(3,
                                shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                                           "%s: Skip target reset, "
+                                            "past eh deadline\n",
+                                            current->comm));
                        return list_empty(work_q);
                }
 
@@ -1591,8 +1594,8 @@ static int scsi_eh_bus_reset(struct Scsi_Host *shost,
                        list_splice_init(&check_list, work_q);
                        SCSI_LOG_ERROR_RECOVERY(3,
                                shost_printk(KERN_INFO, shost,
-                                           "skip %s, past eh deadline\n",
-                                            __func__));
+                                           "%s: skip BRST, past eh deadline\n",
+                                            current->comm));
                        return list_empty(work_q);
                }
 
@@ -2191,9 +2194,10 @@ int scsi_error_handler(void *data)
                 */
                if (!shost->eh_noresume && scsi_autopm_get_host(shost) != 0) {
                        SCSI_LOG_ERROR_RECOVERY(1,
-                               printk(KERN_ERR "Error handler scsi_eh_%d "
-                                               "unable to autoresume\n",
-                                               shost->host_no));
+                               shost_printk(KERN_ERR, shost,
+                                            "scsi_eh_%d: "
+                                            "unable to autoresume\n",
+                                            shost->host_no));
                        continue;
                }
 
-- 
1.8.5.2

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