Re: [Qemu-devel] [RFC PATCH 4/8] iommu/vt-d: Add iommu do invalidate function

2017-05-18 Thread Liu, Yi L
On Fri, May 12, 2017 at 03:59:18PM -0600, Alex Williamson wrote: > On Wed, 26 Apr 2017 18:12:01 +0800 > "Liu, Yi L" wrote: > > > From: Jacob Pan > > > > This patch adds Intel VT-d specific function to implement > > iommu_do_invalidate API. > >

Re: [Qemu-devel] [RFC PATCH 4/8] iommu/vt-d: Add iommu do invalidate function

2017-05-12 Thread Alex Williamson
On Wed, 26 Apr 2017 18:12:01 +0800 "Liu, Yi L" wrote: > From: Jacob Pan > > This patch adds Intel VT-d specific function to implement > iommu_do_invalidate API. > > The use case is for supporting caching structure invalidation > of assigned

[Qemu-devel] [RFC PATCH 4/8] iommu/vt-d: Add iommu do invalidate function

2017-04-26 Thread Liu, Yi L
From: Jacob Pan This patch adds Intel VT-d specific function to implement iommu_do_invalidate API. The use case is for supporting caching structure invalidation of assigned SVM capable devices. Emulated IOMMU exposes queue invalidation capability and passes down