> From: Jacob Pan <jacob.jun.pan@linux.intel.com> > Sent: Wednesday, April 10, 2024 1:32 AM > > If the guest uses SL page tables in vIOMMU, we don;t expose ATS to the > guest. So ATS is not relevant here, does't matter map or unmap. >
ATS is orthogonal to SL vs. FL. Where is this restriction coming from?