On Wed, May 18, 2011 at 09:49:42AM +0930, Rusty Russell wrote:
> On Tue, 17 May 2011 09:10:31 +0300, "Michael S. Tsirkin"
> wrote:
> > Well one can imagine a driver doing:
> >
> > while (virtqueue_get_buf()) {
> > virtqueue_add_buf()
> > }
> > virtqueue_kick()
> >
> > wh
On Wed, May 18, 2011 at 09:49:42AM +0930, Rusty Russell wrote:
> On Tue, 17 May 2011 09:10:31 +0300, "Michael S. Tsirkin"
> wrote:
> > Well one can imagine a driver doing:
> >
> > while (virtqueue_get_buf()) {
> > virtqueue_add_buf()
> > }
> > virtqueue_kick()
> >
> > wh
On Tue, 17 May 2011 09:10:31 +0300, "Michael S. Tsirkin"
wrote:
> Well one can imagine a driver doing:
>
> while (virtqueue_get_buf()) {
> virtqueue_add_buf()
> }
> virtqueue_kick()
>
> which looks sensible (batch kicks) but might
> process any number of bufs bet
On Monday, May 16, 2011 02:12:21 AM Rusty Russell wrote:
> On Sun, 15 May 2011 16:55:41 +0300, "Michael S. Tsirkin"
wrote:
> > On Mon, May 09, 2011 at 02:03:26PM +0930, Rusty Russell wrote:
> > > On Wed, 4 May 2011 23:51:47 +0300, "Michael S. Tsirkin"
wrote:
> > > > Use the new avail_event fea
On Mon, May 16, 2011 at 04:42:21PM +0930, Rusty Russell wrote:
> On Sun, 15 May 2011 16:55:41 +0300, "Michael S. Tsirkin"
> wrote:
> > On Mon, May 09, 2011 at 02:03:26PM +0930, Rusty Russell wrote:
> > > On Wed, 4 May 2011 23:51:47 +0300, "Michael S. Tsirkin"
> > > wrote:
> > > > Use the new av
On Sun, 15 May 2011 16:55:41 +0300, "Michael S. Tsirkin"
wrote:
> On Mon, May 09, 2011 at 02:03:26PM +0930, Rusty Russell wrote:
> > On Wed, 4 May 2011 23:51:47 +0300, "Michael S. Tsirkin"
> > wrote:
> > > Use the new avail_event feature to reduce the number
> > > of exits from the guest.
> >
On Mon, May 09, 2011 at 02:03:26PM +0930, Rusty Russell wrote:
> On Wed, 4 May 2011 23:51:47 +0300, "Michael S. Tsirkin"
> wrote:
> > Use the new avail_event feature to reduce the number
> > of exits from the guest.
>
> Figures here would be nice :)
You mean ASCII art in comments?
> > @@ -228,
On Wed, 4 May 2011 23:51:47 +0300, "Michael S. Tsirkin" wrote:
> Use the new avail_event feature to reduce the number
> of exits from the guest.
Figures here would be nice :)
> @@ -228,6 +237,12 @@ add_head:
>* new available array entries. */
> virtio_wmb();
> vq->vring.avail
On Wednesday, May 04, 2011 03:51:47 PM Michael S. Tsirkin wrote:
> Use the new avail_event feature to reduce the number
> of exits from the guest.
>
> Signed-off-by: Michael S. Tsirkin
> ---
> drivers/virtio/virtio_ring.c | 39
> ++- 1 files changed, 38 inse
On Wed, May 04, 2011 at 04:58:18PM -0500, Tom Lendacky wrote:
>
> On Wednesday, May 04, 2011 03:51:47 PM Michael S. Tsirkin wrote:
> > Use the new avail_event feature to reduce the number
> > of exits from the guest.
> >
> > Signed-off-by: Michael S. Tsirkin
> > ---
> > drivers/virtio/virtio_ri
Use the new avail_event feature to reduce the number
of exits from the guest.
Signed-off-by: Michael S. Tsirkin
---
drivers/virtio/virtio_ring.c | 39 ++-
1 files changed, 38 insertions(+), 1 deletions(-)
diff --git a/drivers/virtio/virtio_ring.c b/drivers/
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