On Tue, Apr 24, 2012 at 04:03:16PM +0200, Paolo Bonzini wrote: > Il 23/04/2012 15:19, Michael S. Tsirkin ha scritto: > > @@ -694,7 +698,7 @@ static bool vring_notify(VirtIODevice *vdev, VirtQueue > > *vq) > > uint16_t old, new; > > bool v; > > /* We need to expose used array entries before checking used event. */ > > - mb(); > > + smp_mb(); > > This mb() is not in upstream QEMU, only in qemu-kvm. > > Paolo
Actually patch 1/3 adds this by mistake. I tested all 3 together so missed this but it would break bisect. Will fix, thanks.
