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author | Martin K. Petersen <martin.petersen@oracle.com> | 2008-07-17 10:28:33 +0200 |
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committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-07-26 21:14:55 +0200 |
commit | 511e44f42e3239a4df77b8e0e46d294d98a768ad (patch) | |
tree | a0af26ec88cbf65b79aa23640035fbdb7fca795b /drivers/scsi/scsi_lib.c | |
parent | [SCSI] Support devices with protection information (diff) | |
download | linux-511e44f42e3239a4df77b8e0e46d294d98a768ad.tar.xz linux-511e44f42e3239a4df77b8e0e46d294d98a768ad.zip |
[SCSI] Do not retry a request whose data integrity check failed
If initiator or target reject the I/O due to DIF errors there is no
point in retrying.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
-rw-r--r-- | drivers/scsi/scsi_lib.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index a47c05d7829a..a20730c48020 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -950,9 +950,14 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) * 6-byte command. */ scsi_requeue_command(q, cmd); - return; - } else { + } else if (sshdr.asc == 0x10) /* DIX */ + scsi_end_request(cmd, -EIO, this_count, 0); + else scsi_end_request(cmd, -EIO, this_count, 1); + return; + case ABORTED_COMMAND: + if (sshdr.asc == 0x10) { /* DIF */ + scsi_end_request(cmd, -EIO, this_count, 0); return; } break; |