RE: [RFC v3 15/25] intel_iommu: process pasid cache invalidation

2020-02-11 Thread Liu, Yi L
> From: Peter Xu > Sent: Wednesday, February 12, 2020 4:17 AM > To: Liu, Yi L > Subject: Re: [RFC v3 15/25] intel_iommu: process pasid cache invalidation > > On Wed, Jan 29, 2020 at 04:16:46AM -0800, Liu, Yi L wrote: > > From: Liu Yi L > > > > This patch ad

Re: [RFC v3 15/25] intel_iommu: process pasid cache invalidation

2020-02-11 Thread Peter Xu
On Wed, Jan 29, 2020 at 04:16:46AM -0800, Liu, Yi L wrote: > From: Liu Yi L > > This patch adds PASID cache invalidation handling. When guest enabled > PASID usages (e.g. SVA), guest software should issue a proper PASID > cache invalidation when caching-mode is exposed. This patch only adds >

[RFC v3 15/25] intel_iommu: process pasid cache invalidation

2020-01-29 Thread Liu, Yi L
From: Liu Yi L This patch adds PASID cache invalidation handling. When guest enabled PASID usages (e.g. SVA), guest software should issue a proper PASID cache invalidation when caching-mode is exposed. This patch only adds the draft handling of pasid cache invalidation. Detailed handling will be