netdev - Re: [PATCH for-2.6.35] tun: avoid BUG, dump packet on GSO errors

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Message-Id: <20100724.204732.112605618.davem@davemloft.net>
Date:	Sat, 24 Jul 2010 20:47:32 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	mst@...hat.com, netdev@...r.kernel.org
Subject: Re: [PATCH for-2.6.35] tun: avoid BUG, dump packet on GSO errors

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Thu, 22 Jul 2010 21:05:12 +0800

> Michael S. Tsirkin <mst@...hat.com> wrote:
>> There are still some LRO cards that cause GSO errors in tun,
>> and BUG on this is an unfriendly way to tell the admin
>> to disable LRO.
>> 
>> Further, experience shows we might have more GSO bugs lurking.
>> See https://bugzilla.kernel.org/show_bug.cgi?id=16413
>> as a recent example.
>> dumping a packet will make it easier to figure it out.
>> 
>> Replace BUG with warning+dump+drop the packet to make
>> GSO errors in tun less critical and easier to debug.
>> 
>> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
>> Tested-by: Alex Unigovsky <unik@...pot.ru>
> 
> Acked-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied, thanks everyone.
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