scsi: megaraid_sas: Use DID_REQUEUE

Moving to use DID_REQUEUE return type for reliable unconditional
retries.  Driver wants unconditional re-queue, so replace DID_RESET with
DID_REQUEUE

Discussed below -
https://www.spinics.net/lists/linux-scsi/msg102848.html

Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 67a205a..80fcdf5 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -1668,7 +1668,7 @@ megasas_queue_command(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
        /* Check for an mpio path and adjust behavior */
        if (atomic_read(&instance->adprecovery) == MEGASAS_ADPRESET_SM_INFAULT) {
                if (megasas_check_mpio_paths(instance, scmd) ==
-                   (DID_RESET << 16)) {
+                   (DID_REQUEUE << 16)) {
                        return SCSI_MLQUEUE_HOST_BUSY;
                } else {
                        scmd->result = DID_NO_CONNECT << 16;
@@ -2492,7 +2492,7 @@ static int megasas_wait_for_outstanding(struct megasas_instance *instance)
                                                struct megasas_cmd, list);
                        list_del_init(&reset_cmd->list);
                        if (reset_cmd->scmd) {
-                               reset_cmd->scmd->result = DID_RESET << 16;
+                               reset_cmd->scmd->result = DID_REQUEUE << 16;
                                dev_notice(&instance->pdev->dev, "%d:%p reset [%02x]\n",
                                        reset_index, reset_cmd,
                                        reset_cmd->scmd->cmnd[0]);

diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 675afc9..6ec7a18 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -3770,7 +3770,7 @@ int megasas_check_mpio_paths(struct megasas_instance *instance,
        struct scsi_cmnd *scmd)
 {
        struct megasas_instance *peer_instance = NULL;
-       int retval = (DID_RESET << 16);
+       int retval = (DID_REQUEUE << 16);
 
        if (instance->peerIsPresent) {
                peer_instance = megasas_get_peer_instance(instance);