On Tue, Oct 26, 2021 at 09:40:34AM +0100, Dr. David Alan Gilbert wrote: > * Jason Gunthorpe (jgg@xxxxxxxxxx) wrote: > > On Mon, Oct 25, 2021 at 07:47:29PM +0100, Dr. David Alan Gilbert wrote: > > > > > It may need some further refinement; for example in that quiesed state > > > do counters still tick? will a NIC still respond to packets that don't > > > get forwarded to the host? > > > > At least for the mlx5 NIC the two states are 'able to issue outbound > > DMA' and 'all internal memories and state are frozen and unchanging'. > > Yeh, so my point was just that if you're adding a new state to this > process, you need to define the details like that. We are not planning to propose any patches/uAPI specification for this problem until after the mlx5 vfio driver is merged.. Jason