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

[Andrey Korolyov]

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!