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scsi_dh_alua: Add new blacklist flag 'BLIST_SYNC_ALUA'

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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>
This commit is contained in:
Hannes Reinecke
2016-02-19 09:17:12 +01:00
committed by Martin K. Petersen
parent 00642a1bff
commit 851cde9909
5 changed files with 9 additions and 0 deletions
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drivers/scsi/scsi_scan.c
+3
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@@ -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)