On Tue, 2015-10-27 at 16:46 +0100, Samuel Thibault wrote: > Wei Liu, le Tue 27 Oct 2015 15:43:28 +0000, a écrit : > > The xenbus thread didn't send notification to other end when it > > expected > > more data or consumed responses, which led to stalling the ring from > > time to time. > > > > This is the culprit that guest was less responsive when using stubdom > > because the device model was stalled. > > > > Fix this by sending notification to the other end when it consumes a > > message. A bunch of memory barriers are also added to ensure > > correctness. > > > > Signed-off-by: Wei Liu <wei.l...@citrix.com> > > Acked-by: Samuel Thibault <samuel.thiba...@ens-lyon.org>
Applied. > And it should clearly be backported to stable branches. I don't think we have a mini-os branch for stable, but I'll let Ian J figure out the right way to achieve this. Ian _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
