Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-10 Thread Neo Jia
On Tue, Nov 10, 2020 at 08:20:50AM -0700, Alex Williamson wrote: > External email: Use caution opening links or attachments > > > On Tue, 10 Nov 2020 19:46:20 +0530 > Kirti Wankhede wrote: > > > On 11/10/2020 2:40 PM, Dr. David Alan Gilbert wrote: > > > * Alex Williamson (alex.william...@redhat

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-10 Thread Alex Williamson
On Tue, 10 Nov 2020 19:46:20 +0530 Kirti Wankhede wrote: > On 11/10/2020 2:40 PM, Dr. David Alan Gilbert wrote: > > * Alex Williamson (alex.william...@redhat.com) wrote: > >> On Mon, 9 Nov 2020 19:44:17 + > >> "Dr. David Alan Gilbert" wrote: > >> > >>> * Alex Williamson (alex.william...@

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-10 Thread Kirti Wankhede
On 11/10/2020 2:40 PM, Dr. David Alan Gilbert wrote: * Alex Williamson (alex.william...@redhat.com) wrote: On Mon, 9 Nov 2020 19:44:17 + "Dr. David Alan Gilbert" wrote: * Alex Williamson (alex.william...@redhat.com) wrote: Per the proposed documentation for vfio device migration:

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-10 Thread Cornelia Huck
On Mon, 09 Nov 2020 11:56:02 -0700 Alex Williamson wrote: > Per the proposed documentation for vfio device migration: > > Dirty pages are tracked when device is in stop-and-copy phase > because if pages are marked dirty during pre-copy phase and > content is transfered from source to desti

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-10 Thread Dr. David Alan Gilbert
* Alex Williamson (alex.william...@redhat.com) wrote: > On Mon, 9 Nov 2020 19:44:17 + > "Dr. David Alan Gilbert" wrote: > > > * Alex Williamson (alex.william...@redhat.com) wrote: > > > Per the proposed documentation for vfio device migration: > > > > > > Dirty pages are tracked when devic

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-09 Thread Alex Williamson
On Mon, 9 Nov 2020 19:44:17 + "Dr. David Alan Gilbert" wrote: > * Alex Williamson (alex.william...@redhat.com) wrote: > > Per the proposed documentation for vfio device migration: > > > > Dirty pages are tracked when device is in stop-and-copy phase > > because if pages are marked dirty

Re: [RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-09 Thread Dr. David Alan Gilbert
* Alex Williamson (alex.william...@redhat.com) wrote: > Per the proposed documentation for vfio device migration: > > Dirty pages are tracked when device is in stop-and-copy phase > because if pages are marked dirty during pre-copy phase and > content is transfered from source to destination

[RFC PATCH for-QEMU-5.2] vfio: Make migration support experimental

2020-11-09 Thread Alex Williamson
Per the proposed documentation for vfio device migration: Dirty pages are tracked when device is in stop-and-copy phase because if pages are marked dirty during pre-copy phase and content is transfered from source to destination, there is no way to know newly dirtied pages from the point t