Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
[muen/linux.git] / drivers / scsi / libsas / sas_scsi_host.c
index 6de9681ace82603370005590238e315b36df19b4..ceab5e5c41c277a25f879348885be5fa847c4cd8 100644 (file)
@@ -223,6 +223,7 @@ out_done:
 static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
 {
        struct sas_ha_struct *sas_ha = SHOST_TO_SAS_HA(cmd->device->host);
+       struct domain_device *dev = cmd_to_domain_dev(cmd);
        struct sas_task *task = TO_SAS_TASK(cmd);
 
        /* At this point, we only get called following an actual abort
@@ -231,6 +232,14 @@ static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
         */
        sas_end_task(cmd, task);
 
+       if (dev_is_sata(dev)) {
+               /* defer commands to libata so that libata EH can
+                * handle ata qcs correctly
+                */
+               list_move_tail(&cmd->eh_entry, &sas_ha->eh_ata_q);
+               return;
+       }
+
        /* now finish the command and move it on to the error
         * handler done list, this also takes it off the
         * error handler pending list.
@@ -238,22 +247,6 @@ static void sas_eh_finish_cmd(struct scsi_cmnd *cmd)
        scsi_eh_finish_cmd(cmd, &sas_ha->eh_done_q);
 }
 
-static void sas_eh_defer_cmd(struct scsi_cmnd *cmd)
-{
-       struct domain_device *dev = cmd_to_domain_dev(cmd);
-       struct sas_ha_struct *ha = dev->port->ha;
-       struct sas_task *task = TO_SAS_TASK(cmd);
-
-       if (!dev_is_sata(dev)) {
-               sas_eh_finish_cmd(cmd);
-               return;
-       }
-
-       /* report the timeout to libata */
-       sas_end_task(cmd, task);
-       list_move_tail(&cmd->eh_entry, &ha->eh_ata_q);
-}
-
 static void sas_scsi_clear_queue_lu(struct list_head *error_q, struct scsi_cmnd *my_cmd)
 {
        struct scsi_cmnd *cmd, *n;
@@ -261,7 +254,7 @@ static void sas_scsi_clear_queue_lu(struct list_head *error_q, struct scsi_cmnd
        list_for_each_entry_safe(cmd, n, error_q, eh_entry) {
                if (cmd->device->sdev_target == my_cmd->device->sdev_target &&
                    cmd->device->lun == my_cmd->device->lun)
-                       sas_eh_defer_cmd(cmd);
+                       sas_eh_finish_cmd(cmd);
        }
 }
 
@@ -631,12 +624,12 @@ static void sas_eh_handle_sas_errors(struct Scsi_Host *shost, struct list_head *
                case TASK_IS_DONE:
                        SAS_DPRINTK("%s: task 0x%p is done\n", __func__,
                                    task);
-                       sas_eh_defer_cmd(cmd);
+                       sas_eh_finish_cmd(cmd);
                        continue;
                case TASK_IS_ABORTED:
                        SAS_DPRINTK("%s: task 0x%p is aborted\n",
                                    __func__, task);
-                       sas_eh_defer_cmd(cmd);
+                       sas_eh_finish_cmd(cmd);
                        continue;
                case TASK_IS_AT_LU:
                        SAS_DPRINTK("task 0x%p is at LU: lu recover\n", task);
@@ -647,7 +640,7 @@ static void sas_eh_handle_sas_errors(struct Scsi_Host *shost, struct list_head *
                                            "recovered\n",
                                            SAS_ADDR(task->dev),
                                            cmd->device->lun);
-                               sas_eh_defer_cmd(cmd);
+                               sas_eh_finish_cmd(cmd);
                                sas_scsi_clear_queue_lu(work_q, cmd);
                                goto Again;
                        }