> From: Nicolin Chen <nicol...@nvidia.com> > Sent: Friday, April 11, 2025 2:38 PM > > Add a new IOMMUFD_OBJ_VCMDQ with an iommufd_vcmdq structure, > representing > a command queue type of physical HW passed to or shared with a user > space > VM.
what is the implication of "or shared with"? Do you intend to support an usage in which a CMDQ is coordinated by both guest and host (which sounds insane)?