megaraid_sas: Fastpath region lock bypass

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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>

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Sumit Saxena 2016-01-28 21:04:27 +05:30 • committed by Martin K. Petersen

parent 2216c30523

commit 8f05024cd3

4 changed files with 17 additions and 7 deletions

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8

drivers/scsi/megaraid/megaraid_sas.h

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2

drivers/scsi/megaraid/megaraid_sas_fp.c

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6

drivers/scsi/megaraid/megaraid_sas_fusion.c

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8

drivers/scsi/megaraid/megaraid_sas_fusion.h

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