From: Herbert Xu <herbert@gondor.apana.org.au>
To: Rijo Thomas <Rijo-john.Thomas@amd.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>,
John Allen <john.allen@amd.com>,
"David S . Miller" <davem@davemloft.net>,
linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org,
Mythri Pandeshwara krishna <mythri.pandeshwarakrishna@amd.com>,
Devaraj Rangasamy <Devaraj.Rangasamy@amd.com>,
Jens Wiklander <jens.wiklander@linaro.org>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH v3 0/2] PSP TEE driver update and bug fixes
Date: Fri, 26 Mar 2021 20:29:19 +1100 [thread overview]
Message-ID: <20210326092919.GB12658@gondor.apana.org.au> (raw)
In-Reply-To: <cover.1615796554.git.Rijo-john.Thomas@amd.com>
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@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2021-03-26 9:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-15 8:25 [PATCH v3 0/2] PSP TEE driver update and bug fixes Rijo Thomas
2021-03-15 8:25 ` [PATCH v3 1/2] crypto: ccp - reduce tee command status polling interval from 5ms to 1ms Rijo Thomas
2021-03-15 8:25 ` [PATCH v3 2/2] crypto: ccp - fix command queuing to TEE ring buffer Rijo Thomas
2021-03-26 9:29 ` Herbert Xu [this message]
2021-04-05 6:40 ` [PATCH v3 0/2] PSP TEE driver update and bug fixes Rijo Thomas
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