netdev - Re: [RFC PATCH v8 00/16] Provide a zero-copy method on KVM virtio-net.

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Date:	Mon, 02 Aug 2010 09:25:19 -0700
From:	Shirley Ma <mashirle@...ibm.com>
To:	Avi Kivity <avi@...hat.com>
Cc:	xiaohui.xin@...el.com, netdev@...r.kernel.org, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, mst@...hat.com, mingo@...e.hu,
	davem@...emloft.net, herbert@...dor.hengli.com.au,
	jdike@...ux.intel.com
Subject: Re: [RFC PATCH v8 00/16] Provide a zero-copy method on KVM
 virtio-net.

On Mon, 2010-08-02 at 19:11 +0300, Avi Kivity wrote:
> I don't understand this. gup_fast() only calls gup() if the page is 
> swapped out or read-only.

Oh, I used the page as read-only on xmit path. Should I use write
instead?

Thanks
Shirley

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