linux-kernel - Re: [PATCH V7 2/4 net-next] skbuff: Add userspace zero-copy buffers in skb

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Message-Id: <20110627.155426.51839633424542723.davem@davemloft.net>
Date:	Mon, 27 Jun 2011 15:54:26 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mashirle@...ibm.com
Cc:	mst@...hat.com, eric.dumazet@...il.com, avi@...hat.com,
	arnd@...db.de, netdev@...r.kernel.org, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V7 2/4 net-next] skbuff: Add userspace zero-copy
 buffers in skb

From: Shirley Ma <mashirle@...ibm.com>
Date: Mon, 27 Jun 2011 08:45:10 -0700

> To support skb zero-copy, a pointer is needed to add to skb share info.
> Do you agree with this approach? If not, do you have any other
> suggestions?

I really can't form an opinion unless I am shown the complete
implementation, what this give us in return, what the impact is, etc.
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