linux-kernel - RE: [PATCH v12 12/17] Add mp(mediate passthru) device.

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Message-ID: <F2E9EB7348B8264F86B6AB8151CE2D79306C1B33FE@shsmsx502.ccr.corp.intel.com>
Date:	Mon, 18 Oct 2010 16:30:52 +0800
From:	"Xin, Xiaohui" <xiaohui.xin@...el.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mingo@...e.hu" <mingo@...e.hu>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"herbert@...dor.hengli.com.au" <herbert@...dor.hengli.com.au>,
	"jdike@...ux.intel.com" <jdike@...ux.intel.com>
Subject: RE: [PATCH v12 12/17] Add mp(mediate passthru) device.

>-----Original Message-----
>From: Michael S. Tsirkin [mailto:mst@...hat.com]
>Sent: Sunday, October 03, 2010 9:13 PM
>To: Xin, Xiaohui
>Cc: netdev@...r.kernel.org; kvm@...r.kernel.org; linux-kernel@...r.kernel.org;
>mingo@...e.hu; davem@...emloft.net; herbert@...dor.hengli.com.au;
>jdike@...ux.intel.com
>Subject: Re: [PATCH v12 12/17] Add mp(mediate passthru) device.
>
>On Thu, Sep 30, 2010 at 10:04:30PM +0800, xiaohui.xin@...el.com wrote:
>> From: Xin Xiaohui <xiaohui.xin@...el.com>
>>
>> The patch add mp(mediate passthru) device, which now
>> based on vhost-net backend driver and provides proto_ops
>> to send/receive guest buffers data from/to guest vitio-net
>> driver.
>>
>> Signed-off-by: Xin Xiaohui <xiaohui.xin@...el.com>
>> Signed-off-by: Zhao Yu <yzhao81new@...il.com>
>> Reviewed-by: Jeff Dike <jdike@...ux.intel.com>
>
>So you plan to rewrite all this to make this code part of macvtap?
>
V13 exports functions which can be reused by macvtap to get zero-copy.
Currently, I'm adding code in macvtap and trying to make it work.

Thanks
Xiaohui
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