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(parent: 2216c30) | patch
megaraid_sas: Fastpath region lock bypass
authorSumit Saxena <sumit.saxena@avagotech.com>
Thu, 28 Jan 2016 15:34:27 +0000 (21:04 +0530)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 24 Feb 2016 02:27:02 +0000 (21:27 -0500)
commit8f05024cd3dbd3ec85923f3e8da05bf6db187d57
tree2402b288fee1a4790d6fc277713f7c81d6a382edtree | snapshot
parent2216c30523b0a1835b6d522ffe73ca167f199f00commit | diff
megaraid_sas: Fastpath region lock bypass

Firmware will fill out per-LD data to tell driver whether a particular
LD supports region lock bypass. If yes, then driver will send non-FP
LDIO to region lock bypass FIFO. With this change in driver, firmware
will optimize certain code to improve performance.

Signed-off-by: Kashyap Desai <kashyap.desai@avagotech.com>
Signed-off-by: Sumit Saxena <sumit.saxena@avagotech.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/megaraid/megaraid_sas.h diff | blob | blame | history
drivers/scsi/megaraid/megaraid_sas_fp.c diff | blob | blame | history
drivers/scsi/megaraid/megaraid_sas_fusion.c diff | blob | blame | history
drivers/scsi/megaraid/megaraid_sas_fusion.h diff | blob | blame | history
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