Re: [Xen-devel] [PATCH v13 3/3] IOMMU: fix vt-d Device-TLB flush timeout issue

2016-07-03 Thread Xu, Quan
On July 04, 2016 2:16 PM, Tian, Kevin wrote: > > From: Xu, Quan > > Sent: Wednesday, June 29, 2016 2:00 PM > > > > From: Quan Xu > > > > If Device-TLB flush timed out, we hide the target ATS device > > immediately. By hiding the device, we make sure it can't be assigned > > to any domain any long

Re: [Xen-devel] [PATCH v13 3/3] IOMMU: fix vt-d Device-TLB flush timeout issue

2016-07-03 Thread Tian, Kevin
> From: Xu, Quan > Sent: Wednesday, June 29, 2016 2:00 PM > > From: Quan Xu > > If Device-TLB flush timed out, we hide the target ATS device > immediately. By hiding the device, we make sure it can't be > assigned to any domain any longer (see device_assigned). > > Signed-off-by: Quan Xu > >

[Xen-devel] [PATCH v13 3/3] IOMMU: fix vt-d Device-TLB flush timeout issue

2016-06-28 Thread Xu, Quan
From: Quan Xu If Device-TLB flush timed out, we hide the target ATS device immediately. By hiding the device, we make sure it can't be assigned to any domain any longer (see device_assigned). Signed-off-by: Quan Xu CC: Jan Beulich CC: Kevin Tian CC: Feng Wu --- v13: 1. drop domain crash