Re: [Qemu-devel] latest rc: virtio-blk hangs forever after migration

[Andrey Korolyov]

On Fri, Jul 18, 2014 at 12:21 PM, Marcin Gibuła <address@hidden> wrote:
>>> could you try attached patch? It's an incredibly ugly workaround that
>>> calls
>>> cpu_synchronize_all_states() in a way that bypasses lazy execution logic.
>>>
>>> But it works for me. If that works for you as well, its somehow related
>>> to
>>> lazy execution of cpu_synchronize_all_states.
>>>
>>> --
>>> mg
>>
>>
>> Yes, it working well with writeback cache too.
>
>
> Does it fix problem with libvirt migration timing out for you as well?
>

Oh, forgot to mention - yes, all migration-related problems are fixed.
Though release right now in a freeze phase, I`d like to ask
maintainers to consider possibility of fixing the problem on top of
the current tree instead of just rolling back problematic snippet.