netdev - Re: [PATCH RFC 0/6] copy aside frags with destructors (was [PATCH 7/9] net: add skb_orphan_frags to copy aside frags with destructors)

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Message-ID: <20120509152709.GA20755@redhat.com>
Date:	Wed, 9 May 2012 18:27:10 +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 0/6] copy aside frags with destructors (was [PATCH
 7/9] net: add skb_orphan_frags to copy aside frags with destructors)

On Wed, May 09, 2012 at 03:01:47PM +0100, Ian Campbell wrote:
> I took a look at a fairly high level and it all looked sensible, I've
> not looked closely at the details, not run it yet, I hope I can do that
> shortly.

In particular you can trace skb_copy_ubufs to verify that
it's called in the scenario where we want a copybreak
and not called where unexpected e.g. in bridge forwarding.
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