From: Tom Lendacky <thomas.lendacky@amd.com>
To: Rijo Thomas <Rijo-john.Thomas@amd.com>,
John Allen <john.allen@amd.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
"David S . Miller" <davem@davemloft.net>,
linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org
Cc: 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 0/3] PSP TEE driver update and bug fixes
Date: Tue, 9 Mar 2021 10:36:01 -0600 [thread overview]
Message-ID: <6f036523-6eb4-4b74-c22c-e45a98f63f86@amd.com> (raw)
In-Reply-To: <cover.1615276206.git.Rijo-john.Thomas@amd.com>
On 3/9/21 2:11 AM, 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.
>
> Third patch is to update the copyright year for the tee driver files.
>
Just something to think about and not as part of this patch series, but
think about submitting a patch that adds you as maintainer of the TEE
portion of the driver (see how the SEV portion is handled).
Thanks,
Tom
> Rijo Thomas (3):
> crypto: ccp - reduce tee command status polling interval from 5ms to
> 1ms
> crypto: ccp - fix command queuing to TEE ring buffer
> crypto: ccp - update copyright year for tee
>
> drivers/crypto/ccp/tee-dev.c | 57 ++++++++++++++++++++++++------------
> drivers/crypto/ccp/tee-dev.h | 20 +++++++++++--
> 2 files changed, 57 insertions(+), 20 deletions(-)
>
next prev parent reply other threads:[~2021-03-09 16:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-09 8:11 Rijo Thomas
2021-03-09 8:11 ` [PATCH 1/3] crypto: ccp - reduce tee command status polling interval from 5ms to 1ms Rijo Thomas
2021-03-09 8:11 ` [PATCH 2/3] crypto: ccp - fix command queuing to TEE ring buffer Rijo Thomas
2021-03-09 8:11 ` [PATCH 3/3] crypto: ccp - update copyright year for tee Rijo Thomas
2021-03-09 16:33 ` Tom Lendacky
2021-03-10 4:25 ` Rijo Thomas
2021-03-09 16:36 ` Tom Lendacky [this message]
2021-03-10 4:27 ` [PATCH 0/3] PSP TEE driver update and bug fixes Rijo Thomas
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