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authorHannes Reinecke <hare@suse.de>2016-02-19 11:17:12 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2016-02-24 05:27:02 +0300
commit851cde9909dd8b6fb90fab7f4e815c8f86c85a0d (patch)
tree9cf6e3e2a264143c04ca1a3ba9553383e7290402 /include/scsi/scsi_device.h
parent00642a1bff0c2bc72d78d13598e26eb44caa1e85 (diff)
downloadlinux-851cde9909dd8b6fb90fab7f4e815c8f86c85a0d.tar.xz
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 'include/scsi/scsi_device.h')
-rw-r--r--include/scsi/scsi_device.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 9173ab5a6f72..4af2b240c4d1 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -176,6 +176,7 @@ struct scsi_device {
unsigned no_dif:1; /* T10 PI (DIF) should be disabled */
unsigned broken_fua:1; /* Don't set FUA bit */
unsigned lun_in_cdb:1; /* Store LUN bits in CDB[1] */
+ unsigned synchronous_alua:1; /* Synchronous ALUA commands */
atomic_t disk_events_disable_depth; /* disable depth for disk events */