From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Ping: [PATCH 0/2] x86/vMSI-X: table read/write emulation adjustments Date: Tue, 14 Apr 2015 11:11:06 +0100 Message-ID: <552D03DA0200007800071D2B@mail.emea.novell.com> References: <550C5065020000780006C27E@mail.emea.novell.com> 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 1YhxoJ-000855-Em for xen-devel@lists.xenproject.org; Tue, 14 Apr 2015 10:11:15 +0000 In-Reply-To: <550C5065020000780006C27E@mail.emea.novell.com> 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: Andrew Cooper , Keir Fraser Cc: xen-devel List-Id: xen-devel@lists.xenproject.org >>> On 20.03.15 at 16:52, wrote: This has been pending for almost 4 weeks now... Jan > Due to the (late) point in time when qemu requests the hypervisor to > set up MSI-X interrupts (which is where the MMIO intercept gets put > in place), the hypervisor doesn't see all guest writes, and hence > shouldn't make assumptions on the state the virtual MSI-X resources > are in. > > 1: honor all mask requests > 2: add valid bits for read acceleration > > Signed-off-by: Jan Beulich > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xen.org > http://lists.xen.org/xen-devel