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SubjectRe: Data corruption issue with splice() on 2.6.27.10
On Wed, Jan 07, 2009 at 10:50:32PM +1100, Herbert Xu (herbert@gondor.apana.org.au) wrote:
> > That would not happen without scatter-gather support on the interface,
> > date would be plain copied, and after Jarek's requst Willy confirmed
> > that corruption happens with all acceleration being turned off.
>
> It will happen without scatter-gather support. The problem
> is with skb->head, which is always there. In any case, SG can't
> make any difference because the skb is an inbound one and most
> drivers only produce linear packets.

But it will not push pages into the stack, but copy them including copy
of the submitted head?

--
Evgeniy Polyakov


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