Re: [Qemu-devel] Windows balloon driver PFN issue

2018-02-26 Thread Peter Xu
On Mon, Feb 26, 2018 at 10:54:11AM +0200, Gal Hammer wrote: > Hi Peter, > > On Fri, Feb 2, 2018 at 12:11 PM, Peter Xu wrote: > > On Thu, Feb 01, 2018 at 02:48:20PM +0200, Michael S. Tsirkin wrote: > > > > [...] > > > >> > > > > PFN is GPA>>12. Do you have more than 1<<44 bytes of memory in > >>

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-02-02 Thread Peter Xu
On Thu, Feb 01, 2018 at 02:48:20PM +0200, Michael S. Tsirkin wrote: [...] > > > > > PFN is GPA>>12. Do you have more than 1<<44 bytes of memory in this > > > > > VM then? > > > > > > > > No. But isn't it still not good to drop the page at offset zero (and > > > > drop it NNN times)? > > > >

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-02-01 Thread Michael S. Tsirkin
On Thu, Feb 01, 2018 at 10:33:50AM +0800, Peter Xu wrote: > On Thu, Feb 01, 2018 at 04:24:40AM +0200, Michael S. Tsirkin wrote: > > On Thu, Feb 01, 2018 at 10:18:53AM +0800, Peter Xu wrote: > > > On Wed, Jan 31, 2018 at 04:03:12PM +0200, Michael S. Tsirkin wrote: > > > > On Wed, Jan 31, 2018 at 05:

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-01-31 Thread Peter Xu
On Thu, Feb 01, 2018 at 04:24:40AM +0200, Michael S. Tsirkin wrote: > On Thu, Feb 01, 2018 at 10:18:53AM +0800, Peter Xu wrote: > > On Wed, Jan 31, 2018 at 04:03:12PM +0200, Michael S. Tsirkin wrote: > > > On Wed, Jan 31, 2018 at 05:28:35PM +0800, Peter Xu wrote: > > > > Hi, Michael and the list, >

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-01-31 Thread Michael S. Tsirkin
On Thu, Feb 01, 2018 at 10:18:53AM +0800, Peter Xu wrote: > On Wed, Jan 31, 2018 at 04:03:12PM +0200, Michael S. Tsirkin wrote: > > On Wed, Jan 31, 2018 at 05:28:35PM +0800, Peter Xu wrote: > > > Hi, Michael and the list, > > > > > > I observed this on windows 8 enterprise guests, when doing memor

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-01-31 Thread Peter Xu
On Wed, Jan 31, 2018 at 04:03:12PM +0200, Michael S. Tsirkin wrote: > On Wed, Jan 31, 2018 at 05:28:35PM +0800, Peter Xu wrote: > > Hi, Michael and the list, > > > > I observed this on windows 8 enterprise guests, when doing memory > > ballooning: > > > > 23892@1517298572.328354:virtio_balloon_t

Re: [Qemu-devel] Windows balloon driver PFN issue

2018-01-31 Thread Michael S. Tsirkin
On Wed, Jan 31, 2018 at 05:28:35PM +0800, Peter Xu wrote: > Hi, Michael and the list, > > I observed this on windows 8 enterprise guests, when doing memory ballooning: > > 23892@1517298572.328354:virtio_balloon_to_target balloon target: 0x8000 > num_pages: 524288 > 23892@1517298638.542819:vi

[Qemu-devel] Windows balloon driver PFN issue

2018-01-31 Thread Peter Xu
Hi, Michael and the list, I observed this on windows 8 enterprise guests, when doing memory ballooning: 23892@1517298572.328354:virtio_balloon_to_target balloon target: 0x8000 num_pages: 524288 23892@1517298638.542819:virtio_balloon_get_config num_pages: 524288 actual: 0 23892@1517298638.542