From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zoltan Kiss Subject: Re: [PATCH net-next v5 4/9] xen-netback: Change RX path for mapped SKB fragments Date: Sat, 22 Feb 2014 23:18:41 +0000 Message-ID: <53093051.9040907@citrix.com> References: <1390253069-25507-1-git-send-email-zoltan.kiss@citrix.com> <1390253069-25507-5-git-send-email-zoltan.kiss@citrix.com> <1392745532.23084.65.camel@kazak.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit Cc: , , , , To: Ian Campbell Return-path: Received: from smtp02.citrix.com ([66.165.176.63]:10284 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751745AbaBVXSq (ORCPT ); Sat, 22 Feb 2014 18:18:46 -0500 In-Reply-To: <1392745532.23084.65.camel@kazak.uk.xensource.com> Sender: netdev-owner@vger.kernel.org List-ID: On 18/02/14 17:45, Ian Campbell wrote: > On Mon, 2014-01-20 at 21:24 +0000, Zoltan Kiss wrote: > > Re the Subject: change how? Perhaps "handle foreign mapped pages on the > guest RX path" would be clearer. Ok, I'll do that. > >> RX path need to know if the SKB fragments are stored on pages from another >> domain. > Does this not need to be done either before the mapping change or at the > same time? -- otherwise you have a window of a couple of commits where > things are broken, breaking bisectability. I can move this to the beginning, to keep bisectability. I've put it here originally because none of these makes sense without the previous patches. Zoli