From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH] mm: sync vmalloc address space page tables in alloc_vm_area() Date: Mon, 28 Nov 2011 11:48:46 +0000 Message-ID: <1322480926.1005.287.camel@zakaz.uk.xensource.com> References: <1314877863-21977-1-git-send-email-david.vrabel@citrix.com> <20110901161134.GA8979@dumpdata.com> <4E5FED1A.1000300@goop.org> <20110901141754.76cef93b.akpm@linux-foundation.org> <4E60C067.4010600@citrix.com> <20110902153204.59a928c1.akpm@linux-foundation.org> <20110906163553.GA28971@dumpdata.com> <20111105133846.GA4415@phenom.dumpdata.com> <20111107203613.GA6546@phenom.dumpdata.com> <4ED3641A0200007800063991@nat28.tlf.novell.com> <1322475560.11846.26.camel@dagon.hellion.org.uk> <4ED37251.8040908@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4ED37251.8040908@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: David Vrabel Cc: "xen-devel@lists.xensource.com" , Jan Beulich , Konrad Rzeszutek Wilk List-Id: xen-devel@lists.xenproject.org On Mon, 2011-11-28 at 11:36 +0000, David Vrabel wrote: > On 28/11/11 10:19, Ian Campbell wrote: > > On Mon, 2011-11-28 at 09:36 +0000, Jan Beulich wrote: > >> Besides that, the patch also appears to close the road to running > >> backends in HVM - use of GNTMAP_contains_pte isn't permitted for > >> paging_mode_external() guests, so it's even a step backwards for > >> x86. > > > > That is a bigger concern. > > Daniel de Graaf has a patch series for this. > > http://lists.xen.org/archives/html/xen-devel/2011-10/msg01484.html > > Specifically: [PATCH 1/6] xenbus: Support HVM backends > > http://lists.xen.org/archives/html/xen-devel/2011-10/msg01486.html I'd forgotten about that, thanks! Ian.