netdev - Re: [PATCH net-next 2/2] net: reset transport header if it was not set before transmission

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Message-ID: <1363695234.21184.36.camel@edumazet-glaptop>
Date:	Tue, 19 Mar 2013 05:13:54 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Jason Wang <jasowang@...hat.com>,
	Daniel Borkmann <dborkman@...hat.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, mst@...hat.com, edumazet@...gle.com
Subject: Re: [PATCH net-next 2/2] net: reset transport header if it was not
 set before transmission

On Tue, 2013-03-19 at 17:26 +0800, Jason Wang wrote:
> On 03/18/2013 12:13 AM, David Miller wrote:
> > From: Eric Dumazet <eric.dumazet@...il.com>
> > Date: Fri, 15 Mar 2013 19:10:51 -0700
> >
> >> Any way we can avoid adding this to fast path, for people not using
> >> macvtap and ixgbe ?
> > Likewise I'd rather see macvtap be responsible for fixing this up by
> > setting the transport header properly, and therfore sending well
> > formed packets to the rest of the stack.
> 
> Ok, haven't checked all other possibility but looks like packet needs to
> be fixed also.

Daniel, could you post your patches if ready ?

Jason, I believe you could reuse existing flow dissector once Daniel
patches are in.



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