Re: [Qemu-devel] [PATCH for 2.4 V2] virtio: fix 1.0 virtqueue migration

[Peter Maydell]

On 5 August 2015 at 14:58, Michael S. Tsirkin <address@hidden> wrote:
> On Wed, Aug 05, 2015 at 05:50:07PM +0800, Jason Wang wrote:
>> 1.0 does not requires physically-contiguous pages layout for a
>> virtqueue. So we could not infer avail and used from desc. This means
>> we need to migrate vring.avail and vring.used when host support virtio
>> 1.0. This fixes malfunction of virtio 1.0 device after migration.
>>
>> Cc: Michael S. Tsirkin <address@hidden>
>> Cc: Cornelia Huck <address@hidden>
>> Cc: Dr. David Alan Gilbert <address@hidden>
>> Signed-off-by: Jason Wang <address@hidden>
>
> Acked-by: Michael S. Tsirkin <address@hidden>

My current plan is to apply this to master, tag another
rc for 2.4, and then take no further patches for 2.4
unless they fix utterly critical bugs...

thanks
-- PMM