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Date:	Mon, 23 Apr 2007 17:07:00 -0700 (PDT)
From:	David Miller <>
Subject: Re: net-2.6.22 UDP stalls/hangs

From: Herbert Xu <>
Date: Tue, 24 Apr 2007 10:04:58 +1000

> On Mon, Apr 23, 2007 at 03:45:09PM -0700, David Miller wrote:
> > 
> > Either that or some error in Herbert's recent checksum offload
> > handling changes, such as, in fact I am highly suspicious of
> > the second change listed below, you may want to try reverting
> > just that one:
> Indeed.  My change depended on drivers correctly using csum_offset
> instead of the old csum field.  That was wrong anyway since sparse
> would now warn against that usage.  However, prior to my change it
> was harmless.
> [NETDRV]: Perform missing csum_offset conversions
> When csum_offset was introduced we did a conversion from csum to
> csum_offset where applicable.  A couple of drivers were missed in
> this process.
> It was harmless to begin with since the two fields coincided.  Now
> that we've made them different with the addition of csum_start, the
> missed drivers must be converted or they can't send packets out at
> all that require checksum offload.
> Signed-off-by: Herbert Xu <>

Applied, thanks a lot Herbert.
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