netdev - Re: [RFC PATCH 5/5] crypto: make struct aead percpu data

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Message-ID: <20081201133654.GC13998@secunet.com>
Date:	Mon, 1 Dec 2008 14:36:54 +0100
From:	Steffen Klassert <steffen.klassert@...unet.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	klassert@...hematik.tu-chemnitz.de
Subject: Re: [RFC PATCH 5/5] crypto: make struct aead percpu data

On Mon, Dec 01, 2008 at 07:40:00PM +0800, Herbert Xu wrote:
> On Mon, Dec 01, 2008 at 08:20:43AM +0100, Steffen Klassert wrote:
> > From: Steffen Klassert <steffen.klassert@...unet.com>
> > 
> > The struct aead is now allocated as percpu data to get
> > rid of a very high contended lock in crypto_authenc_hash()
> > if IPsec runs in parallel.
> > 
> > Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
> 
> Well you're in luck :) One of the objectives of the shash work
> is to get rid of this lock.  So instead of doing this, please
> push the shash work along and we can eliminate this without
> allocating loads of duplicate tfm's.
> 

I searched for your shash work. Is there already some work in progress
aside from crc32?
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