Re: [PATCH 1/1] crypto: cavium/nitrox - fix for command corruption in queue full case with backlog submissions.
From: Herbert Xu
Date: Sat Aug 25 2018 - 09:29:17 EST
On Wed, Aug 22, 2018 at 12:40:52PM +0530, Srikanth Jampala wrote:
> Earlier used to post the current command without checking queue full
> after backlog submissions. So, post the current command only after
> confirming the space in queue after backlog submissions.
>
> Maintain host write index instead of reading device registers
> to get the next free slot to post the command.
>
> Return -ENOSPC in queue full case.
>
> Signed-off-by: Srikanth Jampala <Jampala.Srikanth@xxxxxxxxxx>
> Reviewed-by: Gadam Sreerama <sgadam@xxxxxxxxxx>
> Tested-by: Jha, Chandan <Chandan.Jha@xxxxxxxxxx>
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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