scsi: megaraid_sas: Limit the number of retries for the IOCTLs causing firmware fault
IOCTLs causing firmware fault may end up in failed controller resets and
finally killing the adapter.
This patch fixes this problem as stated below:
In OCR sequence, driver will attempt refiring pended IOCTLs upto two times.
If first two attempts fail, then in third attempt driver will return pended
IOCTLs with EBUSY status to application. These changes are done to ensure
if any of pended IOCTLs is causing firmware fault and resulting into OCR
failure, then in last attempt of OCR driver will refrain firing it to
firmware and saving adapter from being killed due to faulty IOCTL.
Link: https://lore.kernel.org/r/1579000882-20246-10-git-send-email-anand.lodnoor@broadcom.com
Signed-off-by: Sumit Saxena <sumit.saxena@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Chandrakanth Patil <chandrakanth.patil@broadcom.com>
Signed-off-by: Anand Lodnoor <anand.lodnoor@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit
56ee0c585602d32058d19da0d3b664be5bc374ba)
Signed-off-by: Michael Reed <Michael.Reed@canonical.com>
BugLink: https://bugs.launchpad.net/bugs/1863581
Update the Megaraid_sas driver to version 07.713.01.00-rc1 from 07.710.50.00-rc1
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>