Re: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-20 Thread Michael S. Tsirkin
On Wed, Jun 20, 2018 at 09:11:39AM +, Wang, Wei W wrote: > On Tuesday, June 19, 2018 10:43 PM, Michael S. Tsirk wrote: > > On Tue, Jun 19, 2018 at 08:13:37PM +0800, Wei Wang wrote: > > > On 06/19/2018 11:05 AM, Michael S. Tsirkin wrote: > > > > On Tue, Jun 19, 2018 at 01:06:48AM +, Wang,

RE: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-20 Thread Wang, Wei W
On Tuesday, June 19, 2018 10:43 PM, Michael S. Tsirk wrote: > On Tue, Jun 19, 2018 at 08:13:37PM +0800, Wei Wang wrote: > > On 06/19/2018 11:05 AM, Michael S. Tsirkin wrote: > > > On Tue, Jun 19, 2018 at 01:06:48AM +, Wang, Wei W wrote: > > > > On Monday, June 18, 2018 10:29 AM, Michael S.

Re: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-19 Thread Michael S. Tsirkin
On Tue, Jun 19, 2018 at 08:13:37PM +0800, Wei Wang wrote: > On 06/19/2018 11:05 AM, Michael S. Tsirkin wrote: > > On Tue, Jun 19, 2018 at 01:06:48AM +, Wang, Wei W wrote: > > > On Monday, June 18, 2018 10:29 AM, Michael S. Tsirkin wrote: > > > > On Sat, Jun 16, 2018 at 01:09:44AM +, Wang,

Re: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-19 Thread Wei Wang
On 06/19/2018 11:05 AM, Michael S. Tsirkin wrote: On Tue, Jun 19, 2018 at 01:06:48AM +, Wang, Wei W wrote: On Monday, June 18, 2018 10:29 AM, Michael S. Tsirkin wrote: On Sat, Jun 16, 2018 at 01:09:44AM +, Wang, Wei W wrote: Not necessarily, I think. We have min(4m_page_blocks / 512,

Re: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-18 Thread Michael S. Tsirkin
On Tue, Jun 19, 2018 at 01:06:48AM +, Wang, Wei W wrote: > On Monday, June 18, 2018 10:29 AM, Michael S. Tsirkin wrote: > > On Sat, Jun 16, 2018 at 01:09:44AM +, Wang, Wei W wrote: > > > Not necessarily, I think. We have min(4m_page_blocks / 512, 1024) above, > > so the maximum memory that

RE: [virtio-dev] Re: [PATCH v33 2/4] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT

2018-06-18 Thread Wang, Wei W
On Monday, June 18, 2018 10:29 AM, Michael S. Tsirkin wrote: > On Sat, Jun 16, 2018 at 01:09:44AM +, Wang, Wei W wrote: > > Not necessarily, I think. We have min(4m_page_blocks / 512, 1024) above, > so the maximum memory that can be reported is 2TB. For larger guests, e.g. > 4TB, the