Re: [PATCH V4 05/11] megaraid_sas: SAS3.5 Generic Megaraid Controllers Fast Path for RAID 1/10 Writes

From: Tomas Henzl
Date: Fri Dec 09 2016 - 05:54:50 EST

On 7.12.2016 00:00, Sasikumar Chandrasekaran wrote:
> To improve RAID 1/10 Write performance, OS drivers need to issue the required Write
> IOs as Fast Path IOs (after the appropriate checks allowing Fast Path to be used)
> to the appropriate physical drives (translated from the OS logical IO) and wait for
> all Write IOs to complete. If any of the Write IOs fail or time out, the IO will be
> re issued to FW as an LD IO so FW can perform the error handling.
> This patch is depending on patch 4
> Signed-off-by: Sasikumar Chandrasekaran <sasikumar.pc@xxxxxxxxxxxx>

Reviewed-by: Tomas Henzl <thenzl@xxxxxxxxxx>