> FD <-> VFD mappings would have to be created > by the subsystem in charge of the object backing the FD (virtio-gpu for > exported GEM buffers, virtio-vdec for video buffers, vsock for unix > sockets if we decide to bridge unix and vsock sockets to make it > transparent, ...). The FD <-> VFD mapping would also have to be created > on the host side, probably by the virtio device implementation > (virglrenderer for GEM bufs for instance), which means host and guest > need a way to inform the other end that a new FD <-> VFD mapping has > been created so the other end can create a similar mapping (I guess this > requires extra device-specific commands to work).
My recent proposal for cross device resource sharing seems like it could be relevant here: https://markmail.org/thread/jsaoqy7phrqdcpqu. -David --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscr...@lists.oasis-open.org For additional commands, e-mail: virtio-dev-h...@lists.oasis-open.org
