On 07/31/2017 12:20 AM, Michael S. Tsirkin wrote:
On Sun, Jul 30, 2017 at 07:18:33PM +0300, Michael S. Tsirkin wrote:
On Sun, Jul 30, 2017 at 05:59:17AM +, Wang, Wei W wrote:
That's a hypervisor implementation detail. From guest point of view,
discarding contents can not be distinguished fro
On Sun, Jul 30, 2017 at 07:18:33PM +0300, Michael S. Tsirkin wrote:
> On Sun, Jul 30, 2017 at 05:59:17AM +, Wang, Wei W wrote:
> > On Sunday, July 30, 2017 12:23 PM, Michael S. Tsirkin wrote:
> > > On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> > > > On 07/29/2017 07:08 AM, Michael
On Sun, Jul 30, 2017 at 05:59:17AM +, Wang, Wei W wrote:
> On Sunday, July 30, 2017 12:23 PM, Michael S. Tsirkin wrote:
> > On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> > > On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
> > > > On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wan
On Sunday, July 30, 2017 12:23 PM, Michael S. Tsirkin wrote:
> On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> > On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
> > > On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
> > > > > > > OK I thought this over. While we might need th
On Sat, Jul 29, 2017 at 08:47:08PM +0800, Wei Wang wrote:
> On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
> > On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
> > > > > > OK I thought this over. While we might need these new APIs in
> > > > > > the future, I think that at the moment, t
On 07/29/2017 07:08 AM, Michael S. Tsirkin wrote:
On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
OK I thought this over. While we might need these new APIs in
the future, I think that at the moment, there's a way to implement
this feature that is significantly simpler. Just add each s
On Thu, Jul 27, 2017 at 10:50:11AM +0800, Wei Wang wrote:
> > > > OK I thought this over. While we might need these new APIs in
> > > > the future, I think that at the moment, there's a way to implement
> > > > this feature that is significantly simpler. Just add each s/g
> > > > as a separate inpu
On Fri, Jul 28, 2017 at 04:25:19PM +0800, Wei Wang wrote:
> On 07/12/2017 08:40 PM, Wei Wang wrote:
> > Add a new feature, VIRTIO_BALLOON_F_SG, which enables to
> > transfer a chunk of ballooned (i.e. inflated/deflated) pages using
> > scatter-gather lists to the host.
> >
> > The implementation o
On 07/12/2017 08:40 PM, Wei Wang wrote:
Add a new feature, VIRTIO_BALLOON_F_SG, which enables to
transfer a chunk of ballooned (i.e. inflated/deflated) pages using
scatter-gather lists to the host.
The implementation of the previous virtio-balloon is not very
efficient, because the balloon pages
On 07/27/2017 01:02 AM, Michael S. Tsirkin wrote:
On Wed, Jul 26, 2017 at 11:48:41AM +0800, Wei Wang wrote:
On 07/23/2017 09:45 AM, Michael S. Tsirkin wrote:
On Fri, Jul 14, 2017 at 03:12:43PM +0800, Wei Wang wrote:
On 07/14/2017 04:19 AM, Michael S. Tsirkin wrote:
On Thu, Jul 13, 2017 at 03:
On Wed, Jul 26, 2017 at 11:48:41AM +0800, Wei Wang wrote:
> On 07/23/2017 09:45 AM, Michael S. Tsirkin wrote:
> > On Fri, Jul 14, 2017 at 03:12:43PM +0800, Wei Wang wrote:
> > > On 07/14/2017 04:19 AM, Michael S. Tsirkin wrote:
> > > > On Thu, Jul 13, 2017 at 03:42:35PM +0800, Wei Wang wrote:
> > >
On 07/23/2017 09:45 AM, Michael S. Tsirkin wrote:
On Fri, Jul 14, 2017 at 03:12:43PM +0800, Wei Wang wrote:
On 07/14/2017 04:19 AM, Michael S. Tsirkin wrote:
On Thu, Jul 13, 2017 at 03:42:35PM +0800, Wei Wang wrote:
On 07/12/2017 09:56 PM, Michael S. Tsirkin wrote:
So the way I see it, there
On Fri, Jul 14, 2017 at 03:12:43PM +0800, Wei Wang wrote:
> On 07/14/2017 04:19 AM, Michael S. Tsirkin wrote:
> > On Thu, Jul 13, 2017 at 03:42:35PM +0800, Wei Wang wrote:
> > > On 07/12/2017 09:56 PM, Michael S. Tsirkin wrote:
> > > > So the way I see it, there are several issues:
> > > >
> > > >
On 07/14/2017 04:19 AM, Michael S. Tsirkin wrote:
On Thu, Jul 13, 2017 at 03:42:35PM +0800, Wei Wang wrote:
On 07/12/2017 09:56 PM, Michael S. Tsirkin wrote:
So the way I see it, there are several issues:
- internal wait - forces multiple APIs like kick/kick_sync
note how kick_sync can fai
On Thu, Jul 13, 2017 at 03:42:35PM +0800, Wei Wang wrote:
> On 07/12/2017 09:56 PM, Michael S. Tsirkin wrote:
> >
> > So the way I see it, there are several issues:
> >
> > - internal wait - forces multiple APIs like kick/kick_sync
> >note how kick_sync can fail but your code never checks ret
On 07/12/2017 09:56 PM, Michael S. Tsirkin wrote:
So the way I see it, there are several issues:
- internal wait - forces multiple APIs like kick/kick_sync
note how kick_sync can fail but your code never checks return code
- need to re-write the last descriptor - might not work
for altern
Hi Wei,
[auto build test ERROR on linus/master]
[also build test ERROR on v4.12 next-20170712]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits/Wei-Wang/Virtio-balloon-Enhancement/20170713-074956
Hi Wei,
[auto build test WARNING on linus/master]
[also build test WARNING on v4.12 next-20170712]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits/Wei-Wang/Virtio-balloon-Enhancement/20170713-074
On Wed, Jul 12, 2017 at 08:40:18PM +0800, Wei Wang wrote:
> Add a new feature, VIRTIO_BALLOON_F_SG, which enables to
> transfer a chunk of ballooned (i.e. inflated/deflated) pages using
> scatter-gather lists to the host.
>
> The implementation of the previous virtio-balloon is not very
> efficien
On Wed, Jul 12, 2017 at 09:29:00PM +0800, Wei Wang wrote:
> On 07/12/2017 09:06 PM, Michael S. Tsirkin wrote:
> > On Wed, Jul 12, 2017 at 08:40:18PM +0800, Wei Wang wrote:
> > > diff --git a/include/linux/virtio.h b/include/linux/virtio.h
> > > index 28b0e96..9f27101 100644
> > > --- a/include/linu
On 07/12/2017 09:06 PM, Michael S. Tsirkin wrote:
On Wed, Jul 12, 2017 at 08:40:18PM +0800, Wei Wang wrote:
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 28b0e96..9f27101 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -57,8 +57,28 @@ int virtqueue_add_sg
On Wed, Jul 12, 2017 at 08:40:18PM +0800, Wei Wang wrote:
> diff --git a/include/linux/virtio.h b/include/linux/virtio.h
> index 28b0e96..9f27101 100644
> --- a/include/linux/virtio.h
> +++ b/include/linux/virtio.h
> @@ -57,8 +57,28 @@ int virtqueue_add_sgs(struct virtqueue *vq,
>
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