diff options
| author | Hannes Reinecke <hare@suse.de> | 2016-02-19 09:17:12 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-02-23 21:27:02 -0500 |
| commit | 851cde9909dd8b6fb90fab7f4e815c8f86c85a0d (patch) | |
| tree | 9cf6e3e2a264143c04ca1a3ba9553383e7290402 /drivers/scsi/device_handler | |
| parent | 00642a1bff0c2bc72d78d13598e26eb44caa1e85 (diff) | |
scsi_dh_alua: Add new blacklist flag 'BLIST_SYNC_ALUA'
Add a new blacklist flag BLIST_SYNC_ALUA to instruct the
alua device handler to use synchronous command submission
for ALUA commands.
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/device_handler')
| -rw-r--r-- | drivers/scsi/device_handler/scsi_dh_alua.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index a3cb06955adc..fbbe85e750a8 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -366,6 +366,8 @@ static int alua_check_vpd(struct scsi_device *sdev, struct alua_dh_data *h, /* port group has changed. Update to new port group */ rcu_assign_pointer(h->pg, pg); } + if (sdev->synchronous_alua) + pg->flags |= ALUA_SYNC_STPG; alua_rtpg_queue(h->pg, sdev, NULL); spin_unlock(&h->pg_lock); |