scsi: target: core: Add initiatorname to NON_EXISTENT_LUN error

The NON_EXISTENT_LUN error can be written without an error condition
on the initiator responsible. Adding the initiatorname to this message
will reduce the effort required to fix this when many initiators are
supported by a target.

This version ensures the initiator name is also printed on the same message
in transport_lookup_tmr_lun for consistency.

Link: https://lore.kernel.org/r/9b13bb2e1f52f1792cd81850ee95bf3781bb5363.1589759816.git.lance.digby@gmail.com
Reviewed-by: Mike Christie <mchristi@redhat.com>
Signed-off-by: Lance Digby <lance.digby@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index d5800cf22df79449eb4a3abfdef32d1426ab26fc..46b0e1ceb77f8792b9d53d5e8984a6041cd9fb1f 100644 (file)
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -100,9 +100,10 @@ out_unlock:
                 */
                if (unpacked_lun != 0) {
                        pr_err("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN"
-                               " Access for 0x%08llx\n",
+                               " Access for 0x%08llx from %s\n",
                                se_cmd->se_tfo->fabric_name,
-                               unpacked_lun);
+                               unpacked_lun,
+                               nacl->initiatorname);
                        return TCM_NON_EXISTENT_LUN;
                }
 
@@ -174,9 +175,10 @@ out_unlock:
 
        if (!se_lun) {
                pr_debug("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN"
-                       " Access for 0x%08llx\n",
+                       " Access for 0x%08llx for %s\n",
                        se_cmd->se_tfo->fabric_name,
-                       unpacked_lun);
+                       unpacked_lun,
+                       nacl->initiatorname);
                return -ENODEV;
        }
        se_cmd->se_dev = rcu_dereference_raw(se_lun->lun_se_dev);