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authorHannes Reinecke <hare@suse.de>2013-07-01 15:16:25 +0200
committerJames Bottomley <JBottomley@Parallels.com>2013-08-23 12:43:54 -0400
commita9d6ceb838755c24dde8a0ca02c3378926fc63db (patch)
tree8239e44e9bee3029e31ee1ac04b14b73f5f500d1 /drivers/scsi/scsi_lib.c
parent87f14e658f664a17dcdb38d3f6ae70642fcdc263 (diff)
downloadlwn-a9d6ceb838755c24dde8a0ca02c3378926fc63db.tar.gz
lwn-a9d6ceb838755c24dde8a0ca02c3378926fc63db.zip
[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>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r--drivers/scsi/scsi_lib.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index e2af8ae0d0ca..49020d52d685 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -726,6 +726,7 @@ EXPORT_SYMBOL(scsi_release_buffers);
* -ENOLINK temporary transport failure
* -EREMOTEIO permanent target failure, do not retry
* -EBADE permanent nexus failure, retry on other path
+ * -ENOSPC No write space available
* -EIO unspecified I/O error
*/
static int __scsi_error_from_host_byte(struct scsi_cmnd *cmd, int result)
@@ -744,6 +745,10 @@ static int __scsi_error_from_host_byte(struct scsi_cmnd *cmd, int result)
set_host_byte(cmd, DID_OK);
error = -EBADE;
break;
+ case DID_ALLOC_FAILURE:
+ set_host_byte(cmd, DID_OK);
+ error = -ENOSPC;
+ break;
default:
error = -EIO;
break;