On Thu, Dec 16, 2010 at 04:40:32PM +0000, Stefan Hajnoczi wrote: > On Wed, Dec 15, 2010 at 12:59 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote: > > On Wed, Dec 15, 2010 at 12:14 PM, Michael S. Tsirkin <m...@redhat.com> > > wrote: > >> On Wed, Dec 15, 2010 at 11:42:12AM +0000, Stefan Hajnoczi wrote: > >>> Are you happy with this patchset if I remove virtio-net-pci > >>> ioeventfd=on|off so only virtio-blk-pci has ioeventfd=on|off (with > >>> default on)? For block we've found it to be a win and the initial > >>> results looked good for net too. > > Please let me know if I should disable ioeventfd for virtio-net. > > Stefan
Sure, if it slows us down, we should disable it. What bothers me is the API issue that makes ioeventfd an all or nothing thing, so it's enabled for the control vq needs to be resolved anyway. Still it does not affect block, so maybe we can merge as is and fix later ... I will try to think it over on the weekend. -- MST
