On 12.08.19 17:20, 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? > I want to take a detailed look at the mm bits (might take a bit but I don't see a need to rush). I am fine with the page flag we are using. Hope some other mm people (cc'ing Michal and Oscar) can have a look. -- Thanks, David / dhildenb