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From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: virtio-dev@lists.oasis-open.org, Pawel Moll <pawel.moll@arm.com>,
	linux-api@vger.kernel.org, linux-kernel@vger.kernel.org,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH v3 1/6] virtio_balloon: transitional interface
Date: Wed, 1 Apr 2015 13:52:44 +0200	[thread overview]
Message-ID: <20150401135244.5a8d7ad1.cornelia.huck__27809.2139088132$1427889193$gmane$org@de.ibm.com> (raw)
In-Reply-To: <20150401124539-mutt-send-email-mst@redhat.com>

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.

  reply	other threads:[~2015-04-01 11:52 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-01 12:57 [PATCH v3 0/6] virtio_balloon: virtio 1 support Michael S. Tsirkin
2015-04-01 10:35 ` [PATCH v3 1/6] virtio_balloon: transitional interface Michael S. Tsirkin
2015-04-01 10:35   ` Michael S. Tsirkin
2015-04-01 10:49   ` Michael S. Tsirkin
2015-04-01 10:49     ` Michael S. Tsirkin
2015-04-01 11:52     ` Cornelia Huck [this message]
2015-04-01 11:52     ` Cornelia Huck
2015-04-01 13:01       ` Michael S. Tsirkin
2015-04-01 13:01         ` Michael S. Tsirkin
2015-04-01 13:01       ` Michael S. Tsirkin
2015-04-01 10:35 ` Michael S. Tsirkin
2015-04-01 10:35 ` [PATCH v3 2/6] virtio: balloon might not be a legacy device Michael S. Tsirkin
2015-04-01 10:35 ` Michael S. Tsirkin
2015-04-01 11:57   ` Cornelia Huck
2015-04-01 11:57     ` Cornelia Huck
2015-04-01 10:35 ` [PATCH v3 3/6] virtio_ccw: support non-legacy balloon devices Michael S. Tsirkin
2015-04-01 10:40   ` [virtio-dev] " Christian Borntraeger
2015-04-01 11:55     ` Cornelia Huck
2015-04-14  1:09     ` Rusty Russell
2015-04-01 10:35 ` [PATCH v3 4/6] virtio_mmio: " Michael S. Tsirkin
2015-04-01 10:35 ` Michael S. Tsirkin
2015-04-01 10:35 ` [PATCH v3 5/6] virtio_pci: " Michael S. Tsirkin
2015-04-01 10:35 ` Michael S. Tsirkin
2015-04-01 10:36 ` [PATCH v3 6/6] virtio: drop virtio_device_is_legacy_only Michael S. Tsirkin
2015-04-01 10:36   ` Michael S. Tsirkin
2015-04-01 12:04   ` Cornelia Huck
2015-04-01 12:04   ` Cornelia Huck
2015-04-12 15:02 ` [PATCH v3 0/6] virtio_balloon: virtio 1 support Michael S. Tsirkin
2015-04-12 15:02   ` Michael S. Tsirkin
2015-04-14  1:12   ` Rusty Russell
2015-04-14  8:24     ` Cornelia Huck
2015-04-14  8:24       ` Cornelia Huck
2015-04-14  9:21       ` Michael S. Tsirkin
2015-04-14  9:50         ` Cornelia Huck
2015-04-14  9:50           ` Cornelia Huck
2015-04-14  9:58           ` Michael S. Tsirkin
2015-04-14  9:58             ` Michael S. Tsirkin
2015-04-15  0:45             ` Rusty Russell
2015-04-15  0:45             ` Rusty Russell
2015-04-15 15:32               ` Cornelia Huck
2015-04-15 15:32               ` Cornelia Huck
2015-04-15 15:45               ` Michael S. Tsirkin
2015-04-15 15:45               ` Michael S. Tsirkin
2015-04-14  9:21       ` Michael S. Tsirkin
2015-04-14  1:12   ` Rusty Russell

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