RE: [PATCH v5 11/15] vfio/type1: Allow invalidating first-level/stage IOMMU cache

2020-07-20 Thread Liu, Yi L
Hi Eric, > From: Auger Eric > Sent: Monday, July 20, 2020 5:42 PM > > Yi, > > On 7/12/20 1:21 PM, Liu Yi L wrote: > > This patch provides an interface allowing the userspace to invalidate > > IOMMU cache for first-level page table. It is required when the first > > level IOMMU page table is

Re: [PATCH v5 11/15] vfio/type1: Allow invalidating first-level/stage IOMMU cache

2020-07-20 Thread Auger Eric
Yi, On 7/12/20 1:21 PM, Liu Yi L wrote: > This patch provides an interface allowing the userspace to invalidate > IOMMU cache for first-level page table. It is required when the first > level IOMMU page table is not managed by the host kernel in the nested > translation setup. > > Cc: Kevin Tian

[PATCH v5 11/15] vfio/type1: Allow invalidating first-level/stage IOMMU cache

2020-07-12 Thread Liu Yi L
This patch provides an interface allowing the userspace to invalidate IOMMU cache for first-level page table. It is required when the first level IOMMU page table is not managed by the host kernel in the nested translation setup. Cc: Kevin Tian CC: Jacob Pan Cc: Alex Williamson Cc: Eric Auger