From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.citrix.com ([66.165.176.89]:32086 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751346AbbJLNBl (ORCPT ); Mon, 12 Oct 2015 09:01:41 -0400 Message-ID: <561BAF13.30202@citrix.com> Date: Mon, 12 Oct 2015 14:01:07 +0100 From: David Vrabel MIME-Version: 1.0 To: Ben Hutchings , Ian Campbell , Ian Jackson , , Greg Kroah-Hartman CC: , osstest service owner , =?UTF-8?B?TWFyZWsgTWFyY3p5a293c2tpLUfDs3JlY2tp?= Subject: Re: [Xen-devel] [linux-3.14 bisection] complete test-amd64-i386-xl-qcow2 References: <1441099198.27618.13.camel@citrix.com> <21989.30329.419566.715627@mariner.uk.xensource.com> <1441101938.27618.17.camel@citrix.com> <1441185512.26292.111.camel@citrix.com> <1444342480.2956.274.camel@decadent.org.uk> <561B873E.5040803@citrix.com> <1444654560.2956.330.camel@decadent.org.uk> In-Reply-To: <1444654560.2956.330.camel@decadent.org.uk> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: stable-owner@vger.kernel.org List-ID: On 12/10/15 13:56, Ben Hutchings wrote: > On Mon, 2015-10-12 at 11:11 +0100, David Vrabel wrote: >> On 08/10/15 23:14, Ben Hutchings wrote: >>> On Wed, 2015-09-02 at 10:18 +0100, Ian Campbell wrote: >>>> [resending to correct stable address, sorry folks] >>>> >>>> TL;DR: Any backport of 30b03d05e074 to earlier than commit 1401c00e59e >>>> ("xen/gntdev: convert priv->lock to a mutex", which was added in v4.0) >>>> needs $something doing to it, either s/mutex/spinlock/ or (more likely) >>>> backporting of 1401c00e59e too. >>>> >>>> Looking at LTS: >>>> >>>> 3.18.y:> > > > > > > > Backported both. >>>> 3.16.y:> > > > > > > > Has backported neither >>>> 3.14.y:> > > > > > > > * Only backported 30b03d05e074 >>>> 3.12.y:> > > > > > > > Has backported neither >>>> 3.10.y:> > > > > > > > * Only backported 30b03d05e074 >>>> 3.4.y:> > > > > > > > Has backported neither >>>> 3.2.y:> > > > > > > > Has backported neither >>>> >>>> So AFAICT 3.14.y and 3.10.y need fixes, probably following 3.18 and >>>> backporting 1401c00e59e. >>>> >>>> 3.16/12/4/2 might need to be careful if they subsequently pick up 30b03d05. >>> [...] >>> >>> I came up with the patch below for 3.2. Let me know if it's not >>> correct. >> >> Please just take commit 1401c00e59e instead. > > I couldn't 'just' take that commit; it doesn't apply cleanly. However > I've backported it and changed 30b03d05e074 accordingly. The two > patches are attached for your review. They look fine, thanks. David From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Vrabel Subject: Re: [Xen-devel] [linux-3.14 bisection] complete test-amd64-i386-xl-qcow2 Date: Mon, 12 Oct 2015 14:01:07 +0100 Message-ID: <561BAF13.30202@citrix.com> References: <1441099198.27618.13.camel@citrix.com> <21989.30329.419566.715627@mariner.uk.xensource.com> <1441101938.27618.17.camel@citrix.com> <1441185512.26292.111.camel@citrix.com> <1444342480.2956.274.camel@decadent.org.uk> <561B873E.5040803@citrix.com> <1444654560.2956.330.camel@decadent.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1444654560.2956.330.camel@decadent.org.uk> Sender: stable-owner@vger.kernel.org To: Ben Hutchings , Ian Campbell , Ian Jackson , stable@vger.kernel.org, Greg Kroah-Hartman Cc: xen-devel@lists.xensource.com, osstest service owner , =?UTF-8?B?TWFyZWsgTWFyY3p5a293c2tpLUfDs3JlY2tp?= List-Id: xen-devel@lists.xenproject.org On 12/10/15 13:56, Ben Hutchings wrote: > On Mon, 2015-10-12 at 11:11 +0100, David Vrabel wrote: >> On 08/10/15 23:14, Ben Hutchings wrote: >>> On Wed, 2015-09-02 at 10:18 +0100, Ian Campbell wrote: >>>> [resending to correct stable address, sorry folks] >>>> >>>> TL;DR: Any backport of 30b03d05e074 to earlier than commit 1401c00e59e >>>> ("xen/gntdev: convert priv->lock to a mutex", which was added in v4.0) >>>> needs $something doing to it, either s/mutex/spinlock/ or (more likely) >>>> backporting of 1401c00e59e too. >>>> >>>> Looking at LTS: >>>> >>>> 3.18.y:> > > > > > > > Backported both. >>>> 3.16.y:> > > > > > > > Has backported neither >>>> 3.14.y:> > > > > > > > * Only backported 30b03d05e074 >>>> 3.12.y:> > > > > > > > Has backported neither >>>> 3.10.y:> > > > > > > > * Only backported 30b03d05e074 >>>> 3.4.y:> > > > > > > > Has backported neither >>>> 3.2.y:> > > > > > > > Has backported neither >>>> >>>> So AFAICT 3.14.y and 3.10.y need fixes, probably following 3.18 and >>>> backporting 1401c00e59e. >>>> >>>> 3.16/12/4/2 might need to be careful if they subsequently pick up 30b03d05. >>> [...] >>> >>> I came up with the patch below for 3.2. Let me know if it's not >>> correct. >> >> Please just take commit 1401c00e59e instead. > > I couldn't 'just' take that commit; it doesn't apply cleanly. However > I've backported it and changed 30b03d05e074 accordingly. The two > patches are attached for your review. They look fine, thanks. David