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| author |   Chaitra P B <chaitra.basappa@broadcom.com> | 2016-05-06 14:29:30 +0530 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2016-05-11 16:13:38 -0400 |
| commit | 6c197093847e8cdec844df39a373bfe1f9a1ac8a (patch) | |
| tree | 9e93320a82aa2d42d938d47eb27090f0a91b073c /drivers/scsi/mpt3sas/mpt3sas_base.h | |
| parent | mpt3sas: Updating mpt3sas driver version to 13.100.00.00 (diff) | |
| download | linux-dev-6c197093847e8cdec844df39a373bfe1f9a1ac8a.tar.xz linux-dev-6c197093847e8cdec844df39a373bfe1f9a1ac8a.zip | |
mpt3sas: Set maximum transfer length per IO to 4MB for VDs
Set maximum transfer length per IO on RAID volumes to 4MB by setting
VD's queue's max_sector to 8192.
Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_base.h')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_base.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index af2099a5d3f7..71b1c58fec3b 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -112,6 +112,8 @@ #define MPT3SAS_SAS_QUEUE_DEPTH 254 #define MPT3SAS_RAID_QUEUE_DEPTH 128 +#define MPT3SAS_RAID_MAX_SECTORS 8192 + #define MPT_NAME_LENGTH 32 /* generic length of strings */ #define MPT_STRING_LENGTH 64 |