diff options
| author | David Woodhouse <David.Woodhouse@intel.com> | 2010-05-10 14:32:46 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-05-10 14:32:46 +0100 |
| commit | 0ae28a35bcb7984838acbf28bfba9c030f8b74f0 (patch) | |
| tree | 4f449d929b5df9e126e839f388ff0fd2b52028a0 /drivers/scsi/scsi_error.c | |
| parent | 6f1f3d0ab5c3eeea9f04486481c25e9afdfa26c5 (diff) | |
| parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/mtd/mtdcore.c
Pull in the bdi fixes and ARM platform changes that other outstanding
patches depend on.
Diffstat (limited to 'drivers/scsi/scsi_error.c')
| -rw-r--r-- | drivers/scsi/scsi_error.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 08ed506e6059..7ad53fa42766 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -16,6 +16,7 @@ #include <linux/module.h> #include <linux/sched.h> +#include <linux/gfp.h> #include <linux/timer.h> #include <linux/string.h> #include <linux/kernel.h> @@ -301,7 +302,20 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) if (scmd->device->allow_restart && (sshdr.asc == 0x04) && (sshdr.ascq == 0x02)) return FAILED; - return SUCCESS; + + if (blk_barrier_rq(scmd->request)) + /* + * barrier requests should always retry on UA + * otherwise block will get a spurious error + */ + return NEEDS_RETRY; + else + /* + * for normal (non barrier) commands, pass the + * UA upwards for a determination in the + * completion functions + */ + return SUCCESS; /* these three are not supported */ case COPY_ABORTED: |