Subject: Re: [PATCH,TRIVIAL] Fix csum_ipv6_magic asm memory clobber

From: "H. Peter Anvin" <[email-masked]>
Date: Wed, 30 Sep 2009 16:45:33 -0700

On 09/30/2009 04:22 PM, David Miller wrote:
> From: Andrew Morton <[email-masked]>
> Date: Wed, 30 Sep 2009 16:19:39 -0700
> 
>> From: Samuel Thibault <[email-masked]>
>>
>> Just like ip_fast_csum, the assembly snippet in csum_ipv6_magic needs a
>> memory clobber, as it is only passed the address of the buffer, not a
>> memory reference to the buffer itself.
>>
>> This caused failures in Hurd's pfinetv4 when we tried to compile it with
>> gcc-4.3 (bogus checksums).
>>
>> Signed-off-by: Samuel Thibault <[email-masked]>
>> Signed-off-by: Andrew Morton <[email-masked]>
> 
> I'm happy to see this go in via the x86 tree, and thus:
> 
> Acked-by: David S. Miller <[email-masked]>

I'll put it in x86/urgent tonight or early tomorrow morning (just about
to leave for the airport.)

	-hpa