netdev - Re: [PATCH RFC 5/6] net: orphan frags on receive

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Message-ID: <20120514191843.GA18235@redhat.com>
Date:	Mon, 14 May 2012 22:18:43 +0300
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Ian Campbell <Ian.Campbell@...rix.com>
Cc:	David Miller <davem@...emloft.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"eric.dumazet@...il.com" <eric.dumazet@...il.com>
Subject: Re: [PATCH RFC 5/6] net: orphan frags on receive

On Wed, May 09, 2012 at 02:54:52PM +0100, Ian Campbell wrote:
> On Mon, 2012-05-07 at 14:54 +0100, Michael S. Tsirkin wrote:
> > zero copy packets are normally sent to the outside
> > network, but bridging, tun etc might loop them
> > back to host networking stack. If this happens
> > destructors will never be called, so orphan
> > the frags immediately on receive.
> 
> I think this deceptively simply patch is actually the meat of the
> series.

Eric, does this patch look ok to you?
It's key to both my and ian's zerocopy work.

-- 
MST
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