[SCSI] return ENOSPC on thin provisioning failure

When the thin provisioning hard threshold is reached we
should return ENOSPC to inform upper layers about this fact.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 7be5229ed3a4..1b1298ce0e71 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -354,11 +354,16 @@ static int scsi_check_sense(struct scsi_cmnd *scmd)
                 return SUCCESS;
 
                 /* these are not supported */
+        case DATA_PROTECT:
+                if (sshdr.asc == 0x27 && sshdr.ascq == 0x07) {
+                        /* Thin provisioning hard threshold reached */
+                        set_host_byte(scmd, DID_ALLOC_FAILURE);
+                        return SUCCESS;
+                }
         case COPY_ABORTED:
         case VOLUME_OVERFLOW:
         case MISCOMPARE:
         case BLANK_CHECK:
-        case DATA_PROTECT:
                 set_host_byte(scmd, DID_TARGET_FAILURE);
                 return SUCCESS;