Re: [Qemu-devel] [RFC v3 0/8] Fix QEMU crash during memory hotplug with vhost=on

[Igor Mammedov]

On Thu, 9 Jul 2015 20:04:35 +0300
Andrey Korolyov <address@hidden> wrote:

> On Wed, Jul 8, 2015 at 6:46 PM, Igor Mammedov <address@hidden> wrote:
> > On Wed, 8 Jul 2015 13:01:05 +0300
> > "Michael S. Tsirkin" <address@hidden> wrote:
> >
> > [...]
> >> - this fixes qemu on current kernels, so it's a bugfix
> >>
> >> - this changes the semantics of memory hot unplug slightly
> >>   so I think it's important to merge in 2.4 before we
> >>   release qemu with memory hot unplug, this way we
> >>   won't have to maintain old semantics forever
> > concerning semantic change, I've just chatted with Peter
> > who implemented libvirt side of the memory hotplug stack.
> > And it's not a problem for libvirt since it always does
> > unplug dimm -> remove backend sequence.
> >
> >
> 
> 
> Just for the record - top of the series somehow fixed mysterious guest
> memory corruption issue described in
> https://lists.gnu.org/archive/html/qemu-devel/2015-06/msg03117.html
> which existed right from a moment of a memory hotplug introduction, I
> checked series for its disappearance only with vhost for now.  Thanks
> Igor!
just to be sure which patch exactly fixed issue for you?