Re: [Xen-devel] VMX test report for Xen 4.4-unstable-C/S 27314

["Xu, YongweiX" <yongweix.xu@xxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: Monday, August 12, 2013 3:09 PM
> To: Liu, SongtaoX; Ren, Yongjie
> Cc: Zhou, Chao; Xu, Jiajun; Xu, YongweiX; Tian, Yongxue; xen-devel
> Subject: RE: [Xen-devel] VMX test report for Xen 4.4-unstable-C/S 27314
> 
> >>> On 12.08.13 at 05:43, "Liu, SongtaoX" <songtaox.liu@xxxxxxxxx> wrote:
> >> >>> On 08.08.13 at 09:13, "Ren, Yongjie" <yongjie.ren@xxxxxxxxx> wrote:
> >> > 2. device pass-through works even if VT-d is disabled in BIOS
> >> >
> >> > http://bugzilla-archived.xenproject.org//bugzilla/show_bug.cgi?id=1
> >> > 866
> >>
> >> Are you sure this was seen with 27314:e6ca87e13937? I ask because
> >> 27204:06c2f6031aff is supposed to be taking care of this (and it did
> >> in my
> > and - I
> >> think - also in others' testing). To make things even less clear, the
> >> bug
> > itself
> >> mentions 27203 and 27214...
> >>
> > Yes, it also exists in c/s 27204:06c2f6031aff, 27324:e9c802e5acc9.
> > vt-d function had been disabled in BIOS, with "iommu=0" in grub line,
> > "xl pci-assignable-add", "xl pci-attach" still works, and could
> > passthrough to hvm guest, but the attached PCI device could not get
> > IP.
> 
> Please provide proof of that (logs + xl output) - I don't really trust this 
> given the
> already mentioned confusion about changesets in the bug vs the report here.
> 
> Jan

I find this issue exist in IVT-EP but not exist in SNB-EP or HSW desktop.
Here are the logs about this issue, include qemu log, "dmesg" and "xl dmesg" 
log of dom0, "dmesg" log of guest, as the attachment.

Yongwei(Terrence)

Attachment: qemu.log
Description: qemu.log

Attachment: dom_demsg.log
Description: dom_demsg.log

Attachment: dom0_xl_dmesg.log
Description: dom0_xl_dmesg.log

Attachment: guest_dmesg.log
Description: guest_dmesg.log

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel