On Tue, 2015-11-10 at 14:43 +0200, Michael S. Tsirkin wrote: > But not virtio-pci I think - that's broken for that usecase since we use > weaker barriers than required for real IO, as these have measureable > overhead. We could have a feature "is a real PCI device", > that's completely reasonable. Do we use weaker barriers on the Linux driver side ? I didn't think so ... Cheers, Ben. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization