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scsi: mptscsih: Remove bogus interpretation of request->ioprio 

Having an I/O priority does not mean we should send all requests as HEAD
OF QUEUE tags.

Reported-by: Adam Manzanares <adam.manzanares@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2016-10-13 10:46:41 +02:00 committed by Martin K. Petersen
parent 9af9fecb9e
commit 4e6f767dba
1 changed files with 3 additions and 8 deletions
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11
drivers/message/fusion/mptscsih.c
View File

@ -1366,15 +1366,10 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt)
/* Default to untagged. Once a target structure has been allocated,
* use the Inquiry data to determine if device supports tagged.
*/
if ((vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)
&& (SCpnt->device->tagged_supported)) {
if ((vdevice->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) &&
SCpnt->device->tagged_supported)
scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ;
if (SCpnt->request && SCpnt->request->ioprio) {
if (((SCpnt->request->ioprio & 0x7) == 1) ||
!(SCpnt->request->ioprio & 0x7))
scsictl |= MPI_SCSIIO_CONTROL_HEADOFQ;
}
} else
else
scsictl = scsidir | MPI_SCSIIO_CONTROL_UNTAGGED;