On Fri, Nov 03, 2017 at 01:10:26AM +0000, Hao, Xudong wrote: > > > -----Original Message----- > > From: Julien Grall [mailto:julien.gr...@linaro.org] > > Sent: Thursday, November 2, 2017 9:50 PM > > To: Stefano Stabellini <sstabell...@kernel.org> > > Cc: Hao, Xudong <xudong....@intel.com>; Jan Beulich <jbeul...@suse.com>; > > Quan Xu <quan....@gmail.com>; Lars Kurth <lars.ku...@citrix.com>; Wei Liu > > <wei.l...@citrix.com>; Zhang, PengtaoX <pengtaox.zh...@intel.com>; Kang, > > Luwei <luwei.k...@intel.com>; Julien Grall <julien.gr...@arm.com>; Anthony > > PERARD <anthony.per...@citrix.com>; Xen-devel <xen- > > de...@lists.xenproject.org> > > Subject: Re: [Xen-devel] [BUG] win2008 guest cannot get ip through sriov > > > > Hi, > > > > On 27/10/17 21:16, Stefano Stabellini wrote: > > > On Fri, 27 Oct 2017, Julien Grall wrote: > > >> On 27/10/17 08:27, Hao, Xudong wrote: > > >>> This bug exist much long time, there are many discussion last year > > >>> but not a solution then. I call out it now because there is a fix in > > >>> qemu > > upstream: > > >>> commit a8036336609d2e184fc3543a4c439c0ba7d7f3a2 > > >>> Author: Roger Pau Monne <roger....@citrix.com> > > >>> Date: Thu Aug 24 16:07:03 2017 +0100 > > >>> > > >>> xen/pt: allow QEMU to request MSI unmasking at bind time > > >>> > > >>> The fix is not in qemu-xen tree yet, when will qemu-xen sync this > > >>> fix? Is it possible to catch Xen 4.10's qemu-xen? > > >> > > >> I will let Stefano and Anthony providing feedback before giving a > > >> release-ack here. > > > > > > Yes, I think we should backport the commit as it fixes a genuine bug. > > > The backport is not risk-free but it only affects PCI Passthrough. > > > Also the commit has been in QEMU for 2 months now. > > > > Does anyone actually tested it with QEMU Xen tree? > > > > Qemu Xen tree is default which is in Xen source code configuration file > Config.mk, I tested it with it. > QEMU_UPSTREAM_URL ?= http://xenbits.xen.org/git-http/qemu-xen.git
Can you please make sure you have QEMU commit a80363: xen/pt: allow QEMU to request MSI unmasking at bind time. AFAICT this is not yet in the qemu-xen tree. Roger. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
