RE: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-11-03 Thread Parav Pandit
> From: Alex Williamson > Sent: Friday, November 1, 2024 9:55 PM > > On Thu, 31 Oct 2024 15:04:51 + > Parav Pandit wrote: > > > > From: Alex Williamson > > > Sent: Wednesday, October 30, 2024 1:58 AM > > > > > > On Mon, 28 Oct 2024 17:46:57 + > > > Parav Pandit wrote: > > > > > > > >

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-11-01 Thread Alex Williamson
On Thu, 31 Oct 2024 15:04:51 + Parav Pandit wrote: > > From: Alex Williamson > > Sent: Wednesday, October 30, 2024 1:58 AM > > > > On Mon, 28 Oct 2024 17:46:57 + > > Parav Pandit wrote: > > > > > > From: Alex Williamson > > > > Sent: Monday, October 28, 2024 10:24 PM > > > > > > >

RE: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-31 Thread Parav Pandit
> From: Alex Williamson > Sent: Wednesday, October 30, 2024 1:58 AM > > On Mon, 28 Oct 2024 17:46:57 + > Parav Pandit wrote: > > > > From: Alex Williamson > > > Sent: Monday, October 28, 2024 10:24 PM > > > > > > On Mon, 28 Oct 2024 13:23:54 -0300 > > > Jason Gunthorpe wrote: > > > > >

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-29 Thread Alex Williamson
On Mon, 28 Oct 2024 17:46:57 + Parav Pandit wrote: > > From: Alex Williamson > > Sent: Monday, October 28, 2024 10:24 PM > > > > On Mon, 28 Oct 2024 13:23:54 -0300 > > Jason Gunthorpe wrote: > > > > > On Mon, Oct 28, 2024 at 10:13:48AM -0600, Alex Williamson wrote: > > > > > > > If th

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-29 Thread Yishai Hadas
On 28/10/2024 18:23, Jason Gunthorpe wrote: On Mon, Oct 28, 2024 at 10:13:48AM -0600, Alex Williamson wrote: On Sun, 27 Oct 2024 12:07:44 +0200 Yishai Hadas wrote: If the virtio spec doesn't support partial contexts, what makes it beneficial here? It stil lets the receiver 'warm up', like all

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-29 Thread Yishai Hadas
On 28/10/2024 20:17, Alex Williamson wrote: On Sun, 27 Oct 2024 12:07:44 +0200 Yishai Hadas wrote: This series enhances the vfio-virtio driver to support live migration for virtio-net Virtual Functions (VFs) that are migration-capable. What's the status of making virtio-net VFs in QEMU migra

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-28 Thread Alex Williamson
On Sun, 27 Oct 2024 12:07:44 +0200 Yishai Hadas wrote: > This series enhances the vfio-virtio driver to support live migration > for virtio-net Virtual Functions (VFs) that are migration-capable. What's the status of making virtio-net VFs in QEMU migration capable? There would be some obvious b

RE: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-28 Thread Parav Pandit
> From: Alex Williamson > Sent: Monday, October 28, 2024 10:24 PM > > On Mon, 28 Oct 2024 13:23:54 -0300 > Jason Gunthorpe wrote: > > > On Mon, Oct 28, 2024 at 10:13:48AM -0600, Alex Williamson wrote: > > > > > If the virtio spec doesn't support partial contexts, what makes it > > > beneficia

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-28 Thread Alex Williamson
On Mon, 28 Oct 2024 13:23:54 -0300 Jason Gunthorpe wrote: > On Mon, Oct 28, 2024 at 10:13:48AM -0600, Alex Williamson wrote: > > > If the virtio spec doesn't support partial contexts, what makes it > > beneficial here? > > It stil lets the receiver 'warm up', like allocating memory and > ap

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-28 Thread Jason Gunthorpe
On Mon, Oct 28, 2024 at 10:13:48AM -0600, Alex Williamson wrote: > On Sun, 27 Oct 2024 12:07:44 +0200 > Yishai Hadas wrote: > > > > - According to the Virtio specification, a device has only two states: > > RUNNING and STOPPED. Consequently, certain VFIO transitions (e.g., > > RUNNING_P2P->ST

Re: [PATCH vfio 0/7] Enhances the vfio-virtio driver to support live migration

2024-10-28 Thread Alex Williamson
On Sun, 27 Oct 2024 12:07:44 +0200 Yishai Hadas wrote: > > - According to the Virtio specification, a device has only two states: > RUNNING and STOPPED. Consequently, certain VFIO transitions (e.g., > RUNNING_P2P->STOP, STOP->RUNNING_P2P) are treated as no-ops. When > transitioning to RUNNI