Re: [PATCH v4 6/6] virtio-balloon: Add support for providing unused page reports to host

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On Mon, Aug 12, 2019 at 08:20:43AM -0700, Alexander Duyck wrote:
> On Mon, Aug 12, 2019 at 2:53 AM Michael S. Tsirkin <mst@xxxxxxxxxx> wrote:
> >
> > On Wed, Aug 07, 2019 at 03:42:19PM -0700, Alexander Duyck wrote:
> > > From: Alexander Duyck <alexander.h.duyck@xxxxxxxxxxxxxxx>
> 
> <snip>
> 
> > > --- a/include/uapi/linux/virtio_balloon.h
> > > +++ b/include/uapi/linux/virtio_balloon.h
> > > @@ -36,6 +36,7 @@
> > >  #define VIRTIO_BALLOON_F_DEFLATE_ON_OOM      2 /* Deflate balloon on OOM */
> > >  #define VIRTIO_BALLOON_F_FREE_PAGE_HINT      3 /* VQ to report free pages */
> > >  #define VIRTIO_BALLOON_F_PAGE_POISON 4 /* Guest is using page poisoning */
> > > +#define VIRTIO_BALLOON_F_REPORTING   5 /* Page reporting virtqueue */
> > >
> > >  /* Size of a PFN in the balloon interface. */
> > >  #define VIRTIO_BALLOON_PFN_SHIFT 12
> >
> > Just a small comment: same as any feature bit,
> > or indeed any host/guest interface changes, please
> > CC virtio-dev on any changes to this UAPI file.
> > We must maintain these in the central place in the spec,
> > otherwise we run a risk of conflicts.
> >
> 
> Okay, other than that if I resubmit with the virtio-dev list added to
> you thing this patch set is ready to be acked and pulled into either
> the virtio or mm tree assuming there is no other significant feedback
> that comes in?
> 
> Thanks.
> 
> - Alex


>From my POV yes. If it's my tree acks by mm folks will be necessary.

-- 
MST




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