linux-kernel - Re: [PATCH 05/32] crypto: mark crypto workqueues CPU

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Message-ID: <20110104043855.GC27632@gondor.apana.org.au>
Date:	Tue, 4 Jan 2011 15:38:55 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Tejun Heo <tj@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	linux-crypto@...r.kernel.org
Subject: Re: [PATCH 05/32] crypto: mark crypto workqueues CPU_INTENSIVE

On Mon, Jan 03, 2011 at 02:49:28PM +0100, Tejun Heo wrote:
> kcrypto_wq and pcrypt->wq's are used to run ciphers and may consume
> considerable amount of CPU cycles.  Mark both as CPU_INTENSIVE so that
> they don't block other work items.
> 
> As the workqueues are primarily used to burn CPU cycles, concurrency
> levels shouldn't matter much and are left at 1.  A higher value may be
> beneficial and needs investigation.
> 
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Herbert Xu <herbert@...dor.apana.org.au>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: linux-crypto@...r.kernel.org

Patch applied.  Thanks!
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
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