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Re: [Xen-devel] Linux TCP Checksum offload limitations

To: James Harper <james.harper@xxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Linux TCP Checksum offload limitations
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Sat, 5 Apr 2008 13:41:30 +0300
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On Sat, Apr 05, 2008 at 09:23:25PM +1100, James Harper wrote:
> > > Can someone please confirm that this is a limitation of Linux and/or
> > > Xen?
> > 
> > What version of Windows has this problem?
> I am not seeing it on Windows 2003 sp1 or sp2, but am seeing it on XP sp2.
> Andy is seeing it on XP sp2 and I think Windows 2003.

> > Did you find out anything about it yet?
> We're working on it. The solution I'm testing right now involves copying 
> the header fragments to a single buffer. Not sure what it will do for 
> performance...

Yeah I was just going to ask how does the working packet/page layout look

-- Pasi

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