From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH] xen/arm: Implement domain_get_maximum_gpfn Date: Wed, 3 Sep 2014 09:44:59 +0100 Message-ID: <1409733899.24834.2.camel@citrix.com> References: <1404226666-7949-1-git-send-email-julien.grall@linaro.org> <53BD29CD.4020204@linaro.org> <1405526542.1087.50.camel@kazak.uk.xensource.com> <5404E5D3.4010302@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1XP6Bd-0003ZH-BW for xen-devel@lists.xenproject.org; Wed, 03 Sep 2014 08:45:05 +0000 In-Reply-To: <5404E5D3.4010302@linaro.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Julien Grall Cc: xen-devel@lists.xenproject.org, tim@xen.org, stefano.stabellini@citrix.com, Stefano Stabellini List-Id: xen-devel@lists.xenproject.org On Mon, 2014-09-01 at 17:32 -0400, Julien Grall wrote: > Hi Ian, > > On 16/07/14 12:02, Ian Campbell wrote: > > I'd much prefer to just have the fix to xc_dom_gnttab_hvm_seed for ARM > > and continue to punt on this interface until it is actually needed by > > something unavoidable on the guest side (and simultaneously hope that > > day never comes...). > > This patch is a requirement to make Xen Memory access working on ARM. > Could you reconsider the possibility to apply this patch on Xen? Needs more rationale as to why it is required for Xen Memory (do you mean xenaccess?). I assume I'll find that in the relevant thread once I get to it? > For the main concern of this thread (i.e the buggy scratch pfn with > xc_dom_gnttab_hvm_seed), I wrote a patch to let the architecture decided > which scrach pfn should be used. I will send the patch next week. OK.