RE: [PATCH v5 06/15] iommu/vt-d: Support setting ioasid set to domain

2020-07-20 Thread Liu, Yi L
Hi Eric, > From: Auger Eric > Sent: Sunday, July 19, 2020 11:38 PM > > Yi, > > On 7/12/20 1:21 PM, Liu Yi L wrote: > > From IOMMU p.o.v., PASIDs allocated and managed by external components > > (e.g. VFIO) will be passed in for gpasid_bind/unbind operation. IOMMU > > needs some knowledge to

Re: [PATCH v5 06/15] iommu/vt-d: Support setting ioasid set to domain

2020-07-19 Thread Auger Eric
Yi, On 7/12/20 1:21 PM, Liu Yi L wrote: > From IOMMU p.o.v., PASIDs allocated and managed by external components > (e.g. VFIO) will be passed in for gpasid_bind/unbind operation. IOMMU > needs some knowledge to check the PASID ownership, hence add an interface > for those components to tell the