linux-kernel - Re: [PATCH 1/1] crypto: cavium/nitrox - fix for command corruption in queue full case with backlog submissions.

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Message-ID: <20180825132909.koxcal2ke2eggv5i@gondor.apana.org.au>
Date:   Sat, 25 Aug 2018 21:29:09 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Srikanth Jampala <Jampala.Srikanth@...ium.com>
Cc:     davem@...emloft.net, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, sgadam@...ium.com
Subject: Re: [PATCH 1/1] crypto: cavium/nitrox - fix for command corruption
 in queue full case with backlog submissions.

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@...ium.com>
> Reviewed-by: Gadam Sreerama <sgadam@...ium.com>
> Tested-by: Jha, Chandan <Chandan.Jha@...ium.com>

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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