linux-kernel - Re: [PATCH] ixp4xx_crypto panic with fragmented packets in scatterlist

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Message-ID: <49A6FB1D.2030807@hiramoto.org>
Date:	Thu, 26 Feb 2009 21:27:09 +0100
From:	Karl Hiramoto <karl@...amoto.org>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	chohnstaedt@...ominate.com, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.arm.linux.org.uk
Subject: Re: [PATCH] ixp4xx_crypto panic with fragmented packets in	scatterlist

Herbert Xu wrote:
> Russell King - ARM Linux <linux@....linux.org.uk> wrote:
>   
>> We can't merge this until _all_ of ARM has been fixed for walking
>> scatterlist chains.
>>     
>
> Right, this is definitely not the way to fix this bug.  Because
> even if ARM completely supported chaining, you still have to fix
> all the other architectures as well.
>
> So please just fix the driver to remove the chaining before doing
> DMA.
>
>   
Is there an example of how to do this somewhere? 

Thanks

Karl
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