From: Herbert Xu <herbert@gondor.apana.org.au>
To: Gary R Hook <gary.hook@amd.com>
Cc: linux-crypto@vger.kernel.org, thomas.lendacky@amd.com,
davem@davemloft.net
Subject: Re: [PATCH 0/2] Change CCP ISR handler model
Date: Mon, 24 Apr 2017 18:22:19 +0800 [thread overview]
Message-ID: <20170424102219.GC20943@gondor.apana.org.au> (raw)
In-Reply-To: <20170421151225.11643.91749.stgit@taos.amd.com>
On Fri, Apr 21, 2017 at 10:49:56AM -0500, Gary R Hook wrote:
> he CCP has the ability to perform several operations
> simultaneously, but only one interrupt. The current design
> exposes a window when using MSI/MSI-X interrupts wherein
> state can change but no interrupt is generated; this can
> lead to a hang in the engine. Switch to a tasklet backend
> which allows serializing state changes, handles processing
> of the interrupts, and avoids the loss of task completion
> status.
>
> ---
>
> Gary R Hook (2):
> crypto: ccp - Change ISR handler method for a v3 CCP
> crypto: ccp - Change ISR handler method for a v5 CCP
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
prev parent reply other threads:[~2017-04-24 10:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-21 15:49 [PATCH 0/2] Change CCP ISR handler model Gary R Hook
2017-04-21 15:50 ` [PATCH 1/2] crypto: ccp - Change ISR handler method for a v3 CCP Gary R Hook
2017-04-21 15:50 ` [PATCH 2/2] crypto: ccp - Change ISR handler method for a v5 CCP Gary R Hook
2017-04-24 10:22 ` Herbert Xu [this message]
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