From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [v6][PATCH 2/2] xen:vtd: missing RMRR mapping while share EPT Date: Mon, 04 Aug 2014 08:23:34 +0100 Message-ID: <53DF51160200007800028CD3@mail.emea.novell.com> References: <1406684186-12788-1-git-send-email-tiejun.chen@intel.com> <1406684186-12788-2-git-send-email-tiejun.chen@intel.com> <53D8CAC402000078000278E9@mail.emea.novell.com> <53D8B408.1010409@intel.com> <53D8D5A0020000780002792A@mail.emea.novell.com> <53D8BD70.7040905@intel.com> <53D8E4370200007800027986@mail.emea.novell.com> <53D8CB80.1000606@intel.com> <53D8E95A02000078000279BD@mail.emea.novell.com> <53DA103B.4000308@intel.com> <53DB552C020000780002846D@mail.emea.novell.com> <53DB3D57.5010107@intel.com> <53DB5C3002000078000284A4@mail.emea.novell.com> <53DB62EA.4090502@intel.com> <53DBB691020000780002875B@mail.emea.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Kevin Tian , Tiejun Chen Cc: Yang Z Zhang , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org >>> On 02.08.14 at 01:22, wrote: > I think we need expose RMRR to libxc so it can avoid allocating memory pages > conflicting to RMRR ranges, and then to hvmloader so it can avoid allocating > MMIO BAR conflicting to RMRR ranges and may further reserve those ranges > from guest e820 table, regardless of whether there is a device being > assigned. Right. Jan