linux-kernel - Re: [PATCH v3 0/2] PSP TEE driver update and bug fixes

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Date:   Fri, 26 Mar 2021 20:29:19 +1100
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Rijo Thomas <Rijo-john.Thomas@....com>
Cc:     Tom Lendacky <thomas.lendacky@....com>,
        John Allen <john.allen@....com>,
        "David S . Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org,
        Mythri Pandeshwara krishna <mythri.pandeshwarakrishna@....com>,
        Devaraj Rangasamy <Devaraj.Rangasamy@....com>,
        Jens Wiklander <jens.wiklander@...aro.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>
Subject: Re: [PATCH v3 0/2] PSP TEE driver update and bug fixes

On Mon, Mar 15, 2021 at 01:55:27PM +0530, Rijo Thomas wrote:
> The first patch helps to improve the response time by reducing the
> polling time of the tee command status variable.
> 
> Second patch is a bug fix to handle multi-threaded use-case.
> During testing, race condition was seen due to missing synchronisation
> in writes to the TEE ring buffer. This patch helps to resolve that.
> 
> v3:
>  * Fixed checkpatch.pl warning
> 
> v2:
>  * Updated copyright year as a part of code change
> 
> Rijo Thomas (2):
>   crypto: ccp - reduce tee command status polling interval from 5ms to
>     1ms
>   crypto: ccp - fix command queuing to TEE ring buffer
> 
>  drivers/crypto/ccp/tee-dev.c | 57 ++++++++++++++++++++++++------------
>  drivers/crypto/ccp/tee-dev.h | 20 +++++++++++--
>  2 files changed, 57 insertions(+), 20 deletions(-)

All applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt