Here's the latest. Hope this works for everyone (putting in a oom handler or
shrinker requires a lock, but can be done quite easily).
Untested.
===
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Signed-off-by: Rusty Russell
Avi Kivity wrote:
Rusty Russell wrote:
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires Guest cooperation anyway, there seems
little reason to force it to tell the Host when it wants to reuse a
On Sat, Jan 19, 2008 at 04:37:43PM -0600, Anthony Liguori wrote:
Avi Kivity wrote:
Rusty Russell wrote:
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires Guest cooperation anyway, there seems
Marcelo Tosatti wrote:
On Sat, Jan 19, 2008 at 04:37:43PM -0600, Anthony Liguori wrote:
Avi Kivity wrote:
Rusty Russell wrote:
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires
Rusty Russell wrote:
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires Guest cooperation anyway, there seems
little reason to force it to tell the Host when it wants to reuse a
page. It can
Anthony Liguori wrote:
It would be very useful too to write vb-num_pages into the config space
whenever it was updated. This way, the host can easily keep track of
where the guest is at in terms of ballooning.
OTOH it's currently pretty obvious (and usually fatal) if
On Thu, 2008-01-17 at 07:56 -0600, Anthony Liguori wrote:
Dor Laor wrote:
On Thu, 2008-01-17 at 11:25 +0100, Martin Schwidefsky wrote:
Another idea: Martin added an oom notifier to the cmm driver. Before the
oom-killer kicks in cmm will try to free 256 pages. I think your virtio
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires Guest cooperation anyway, there seems
little reason to force it to tell the Host when it wants to reuse a
page. It can simply fault it in.
Moreover,
Rusty Russell wrote:
After discussions with Anthony Liguori, it seems that the virtio
balloon can be made even simpler. Here's my attempt.
Since the balloon requires Guest cooperation anyway, there seems
little reason to force it to tell the Host when it wants to reuse a
page. It can
Rusty Russell wrote:
On Thursday 17 January 2008 13:14:58 Anthony Liguori wrote:
Rusty Russell wrote:
+static struct virtio_device_id id_table[] = {
+ { VIRTIO_ID_BALLOON, VIRTIO_DEV_ANY_ID},
Could use a space after VIRTIO_DEV_ANY_ID
Thanks, fixed.
+
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