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SubjectRe: [PATCH v3 1/6] virtio_balloon: transitional interface
On Wed, 1 Apr 2015 12:49:02 +0200
"Michael S. Tsirkin" <mst@redhat.com> wrote:

> On Wed, Apr 01, 2015 at 12:35:45PM +0200, Michael S. Tsirkin wrote:
> > Virtio 1.0 doesn't include a modern balloon device.
> > But it's not a big change to support a transitional
> > balloon device: this has the advantage of supporting
> > existing drivers, transparently.
> >
> > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> > ---
> > include/uapi/linux/virtio_balloon.h | 11 ++++++++--
> > drivers/virtio/virtio_balloon.c | 43 +++++++++++++++++++++++++++++--------
> > 2 files changed, 43 insertions(+), 11 deletions(-)
>
> So all in all 32 LOC added, and 9 out of these
> deal with endian-ness differences.
>
> Seems like a small cost for guests to pay for a clean spec, no?
>

I'm not opposed to this per se, but I'm not totally convinced of the
usefulness :)

Seeing the qemu side would be helpful.



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