RE: [PATCH v9 7/8] iommu: remove the share_p2m operation

2020-09-17 Thread Tian, Kevin
> From: Tian, Kevin > Sent: Thursday, September 17, 2020 3:20 PM > > > From: Paul Durrant > > Sent: Tuesday, September 15, 2020 4:30 PM > > > > From: Paul Durrant > > > > Sharing of HAP tables is now VT-d specific so the operation is never defined > > for AMD IOMMU any more. There's also no need

RE: [PATCH v9 7/8] iommu: remove the share_p2m operation

2020-09-17 Thread Tian, Kevin
> From: Paul Durrant > Sent: Tuesday, September 15, 2020 4:30 PM > > From: Paul Durrant > > Sharing of HAP tables is now VT-d specific so the operation is never defined > for AMD IOMMU any more. There's also no need to pro-actively set > vtd.pgd_maddr > when using shared EPT as it is straightfo