Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-09 Thread Xu, Quan
> On 09.12.2015 at 9:38pm, wrote: > >>> On 09.12.15 at 14:30, wrote: > > Any more comment or suggestion? > > > > Now there are 2 comments from you and Kevin Tian. > > 1. from you, just checking g hardware_domain should be enough. > > 2. from Kevin Tian, do timeout check within dev_invalidate_

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-09 Thread Jan Beulich
>>> On 09.12.15 at 14:30, wrote: > Any more comment or suggestion? > > Now there are 2 comments from you and Kevin Tian. > 1. from you, just checking g hardware_domain should be enough. > 2. from Kevin Tian, do timeout check within dev_invalidate_iotlb for each > ATS device, to identify bo

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-09 Thread Xu, Quan
>On 04.12.2015 at 2:55pm, wrote: > >>> "Tian, Kevin" 12/04/15 2:49 AM >>> > >> From: Jan Beulich [mailto:jbeul...@suse.com] > >> Sent: Thursday, December 03, 2015 9:16 PM > >> >>> On 03.12.15 at 09:09, wrote: > >> > If impacted domain is Dom0 or hardware domain, just throw out a > warning. >

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-04 Thread Xu, Quan
On 04.12.2015 at 2:55pm, wrote: > >>> "Tian, Kevin" 12/04/15 2:49 AM >>> > >> From: Jan Beulich [mailto:jbeul...@suse.com] > >> Sent: Thursday, December 03, 2015 9:16 PM > >> >>> On 03.12.15 at 09:09, wrote: > >> > If impacted domain is Dom0 or hardware domain, just throw out a > warning. >

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-03 Thread Jan Beulich
>>> "Tian, Kevin" 12/04/15 2:49 AM >>> >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Thursday, December 03, 2015 9:16 PM >> >>> On 03.12.15 at 09:09, wrote: >> > If impacted domain is Dom0 or hardware domain, just throw out a >> > warning. >> > It's an open here whether we want to

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-03 Thread Tian, Kevin
> From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Thursday, December 03, 2015 9:16 PM > > >>> On 03.12.15 at 09:09, wrote: > > If impacted domain is Dom0 or hardware domain, just throw out a warning. > > It's an open here whether we want to kill > > Dom0 or hardware domain (or direct

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-03 Thread Xu, Quan
On 03.12.2015 at 9:16am, wrote: > >>> On 03.12.15 at 09:09, wrote: > > If impacted domain is Dom0 or hardware domain, just throw out a > warning. > > It's an open here whether we want to kill > > Dom0 or hardware domain (or directly panic hypervisor). Comments > > are welcomed. > > I th

Re: [Xen-devel] [PATCH 0/2] VT-d flush issue

2015-12-03 Thread Jan Beulich
>>> On 03.12.15 at 09:09, wrote: > If impacted domain is Dom0 or hardware domain, just throw out a warning. > It's an open here whether we want to kill > Dom0 or hardware domain (or directly panic hypervisor). Comments are > welcomed. I think that's a reasonable default, provided by tha