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authorHannes Reinecke <hare@suse.de>2016-02-19 09:17:12 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2016-02-23 21:27:02 -0500
commit851cde9909dd8b6fb90fab7f4e815c8f86c85a0d (patch)
tree9cf6e3e2a264143c04ca1a3ba9553383e7290402 /drivers/scsi/scsi_scan.c
parent00642a1bff0c2bc72d78d13598e26eb44caa1e85 (diff)
downloadlwn-851cde9909dd8b6fb90fab7f4e815c8f86c85a0d.tar.gz
lwn-851cde9909dd8b6fb90fab7f4e815c8f86c85a0d.zip
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/scsi_scan.c')
-rw-r--r--drivers/scsi/scsi_scan.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index 1f02e842b9d1..420239c2861c 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -964,6 +964,9 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result,
if (*bflags & BLIST_NO_DIF)
sdev->no_dif = 1;
+ if (*bflags & BLIST_SYNC_ALUA)
+ sdev->synchronous_alua = 1;
+
sdev->eh_timeout = SCSI_DEFAULT_EH_TIMEOUT;
if (*bflags & BLIST_TRY_VPD_PAGES)