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From: Jason Gunthorpe <jgg@nvidia.com>
To: "Zhu, Lingshan" <lingshan.zhu@intel.com>
Cc: Parav Pandit <parav@nvidia.com>,
	Christoph Hellwig <hch@infradead.org>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Jason Wang <jasowang@redhat.com>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	Maor Gottlieb <maorg@nvidia.com>,
	"virtualization@lists.linux-foundation.org" 
	<virtualization@lists.linux-foundation.org>,
	Jiri Pirko <jiri@nvidia.com>, Leon Romanovsky <leonro@nvidia.com>
Subject: Re: [PATCH vfio 10/11] vfio/virtio: Expose admin commands over virtio device
Date: Thu, 12 Oct 2023 10:27:49 -0300	[thread overview]
Message-ID: <20231012132749.GK3952@nvidia.com> (raw)
In-Reply-To: <c75bb669-76fe-ef12-817e-2a8b5f0b317b@intel.com>

On Thu, Oct 12, 2023 at 06:29:47PM +0800, Zhu, Lingshan wrote:

> sorry for the late reply, we have discussed this for weeks in virtio mailing
> list. I have proposed a live migration solution which is a config space solution.

I'm sorry that can't be a serious proposal - config space can't do
DMA, it is not suitable.

Jason

  reply	other threads:[~2023-10-12 13:27 UTC|newest]

Thread overview: 181+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-21 12:40 [PATCH vfio 00/11] Introduce a vfio driver over virtio devices Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 01/11] virtio-pci: Use virtio pci device layer vq info instead of generic one Yishai Hadas
2023-09-21 13:46   ` Michael S. Tsirkin
2023-09-26 19:13     ` Feng Liu
2023-09-27 18:09       ` Feng Liu
2023-09-27 21:24         ` Michael S. Tsirkin
2023-09-21 12:40 ` [PATCH vfio 02/11] virtio: Define feature bit for administration virtqueue Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 03/11] virtio-pci: Introduce admin virtqueue Yishai Hadas
2023-09-21 13:57   ` Michael S. Tsirkin
2023-09-26 19:23     ` Feng Liu
2023-09-27 18:12       ` Feng Liu
2023-09-27 21:27         ` Michael S. Tsirkin
2023-10-02 18:07           ` Feng Liu
2023-09-21 12:40 ` [PATCH vfio 04/11] virtio: Expose the synchronous command helper function Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 05/11] virtio-pci: Introduce admin command sending function Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 06/11] virtio-pci: Introduce API to get PF virtio device from VF PCI device Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 07/11] virtio-pci: Introduce admin commands Yishai Hadas
2023-09-24  5:18   ` kernel test robot
2023-09-25  3:18   ` kernel test robot
2023-09-21 12:40 ` [PATCH vfio 08/11] vfio/pci: Expose vfio_pci_core_setup_barmap() Yishai Hadas
2023-09-21 16:35   ` Alex Williamson
2023-09-26  9:45     ` Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 09/11] vfio/pci: Expose vfio_pci_iowrite/read##size() Yishai Hadas
2023-09-21 12:40 ` [PATCH vfio 10/11] vfio/virtio: Expose admin commands over virtio device Yishai Hadas
2023-09-21 13:08   ` Michael S. Tsirkin
2023-09-21 20:34   ` Michael S. Tsirkin
2023-09-26 10:51     ` Yishai Hadas
2023-09-26 11:25       ` Michael S. Tsirkin
2023-09-22  9:54   ` Michael S. Tsirkin
2023-09-26 11:14     ` Yishai Hadas
2023-09-26 11:41       ` Michael S. Tsirkin
2023-09-27 13:18         ` Jason Gunthorpe
2023-09-27 21:30           ` Michael S. Tsirkin
2023-09-27 23:16             ` Jason Gunthorpe
2023-09-28  5:26               ` Michael S. Tsirkin
2023-10-02  6:28         ` Christoph Hellwig
2023-10-02 15:13           ` Jason Gunthorpe
2023-10-05  8:49             ` Christoph Hellwig
2023-10-05 11:10               ` Jason Gunthorpe
2023-10-06 13:09                 ` Christoph Hellwig
2023-10-10 13:10                   ` Jason Gunthorpe
2023-10-10 13:56                     ` Michael S. Tsirkin
2023-10-10 14:08                       ` Jason Gunthorpe
2023-10-10 14:54                         ` Michael S. Tsirkin
2023-10-10 15:09                           ` Yishai Hadas
2023-10-10 15:14                             ` Michael S. Tsirkin
2023-10-10 15:43                               ` Yishai Hadas
2023-10-10 15:58                                 ` Parav Pandit
2023-10-10 15:58                                 ` Michael S. Tsirkin
2023-10-10 16:09                                   ` Yishai Hadas
2023-10-10 20:42                                     ` Michael S. Tsirkin
2023-10-11  7:44                                       ` Yishai Hadas
2023-10-11  8:02                                         ` Michael S. Tsirkin
2023-10-11  8:58                                           ` Yishai Hadas
2023-10-11  9:03                                             ` Michael S. Tsirkin
2023-10-11 11:25                                               ` Yishai Hadas
2023-10-11  6:12                                 ` Christoph Hellwig
2023-10-10 15:59                               ` Jason Gunthorpe
2023-10-10 16:03                                 ` Michael S. Tsirkin
2023-10-10 16:07                                   ` Jason Gunthorpe
2023-10-10 16:21                                     ` Parav Pandit
2023-10-10 20:38                                       ` Michael S. Tsirkin
2023-10-11  6:13                                 ` Christoph Hellwig
2023-10-11  6:43                                   ` Michael S. Tsirkin
2023-10-11  6:59                                     ` Christoph Hellwig
2023-10-11  8:00                                       ` Parav Pandit
2023-10-11  8:10                                         ` Michael S. Tsirkin
2023-10-11 12:18                                           ` Jason Gunthorpe
2023-10-11 17:03                                             ` Michael S. Tsirkin
2023-10-11 17:20                                               ` Jason Gunthorpe
2023-10-11 17:05                                             ` Michael S. Tsirkin
2023-10-12 10:29                                         ` Zhu, Lingshan
2023-10-12 13:27                                           ` Jason Gunthorpe [this message]
     [not found]                                             ` <840d4c6f-4150-4818-a66c-1dbe1474b4c6@intel.com>
2023-10-13 13:50                                               ` Michael S. Tsirkin
2023-10-16  8:33                                                 ` Zhu, Lingshan
2023-10-16  8:52                                                   ` Michael S. Tsirkin
2023-10-16  9:53                                                     ` Zhu, Lingshan
2023-10-11  8:12                                       ` Michael S. Tsirkin
2023-10-12 10:30                                       ` Zhu, Lingshan
2023-10-11  6:26                     ` Christoph Hellwig
2023-10-11 13:57                       ` Jason Gunthorpe
2023-10-11 14:17                         ` Christoph Hellwig
2023-10-11 14:58                           ` Jason Gunthorpe
2023-10-11 16:59                             ` Michael S. Tsirkin
2023-10-11 17:19                               ` Jason Gunthorpe
2023-10-11 20:20                                 ` Michael S. Tsirkin
2023-09-21 12:40 ` [PATCH vfio 11/11] vfio/virtio: Introduce a vfio driver over virtio devices Yishai Hadas
2023-09-21 13:16   ` Michael S. Tsirkin
2023-09-21 14:11     ` Jason Gunthorpe
2023-09-21 14:16       ` Michael S. Tsirkin
2023-09-21 16:41         ` Jason Gunthorpe
2023-09-21 16:53           ` Michael S. Tsirkin
2023-09-21 18:39             ` Jason Gunthorpe
2023-09-21 19:13               ` Michael S. Tsirkin
2023-09-21 19:49                 ` Jason Gunthorpe
2023-09-21 20:45                   ` Michael S. Tsirkin
2023-09-21 22:55                     ` Jason Gunthorpe
2023-09-22  3:02                       ` Jason Wang
2023-09-22 11:23                       ` Michael S. Tsirkin
2023-09-22 12:15                         ` Jason Gunthorpe
2023-09-22  3:01                   ` Jason Wang
2023-09-22 12:11                     ` Jason Gunthorpe
2023-09-25  2:34                       ` Jason Wang
2023-09-25 12:26                         ` Jason Gunthorpe
2023-09-25 19:44                           ` Michael S. Tsirkin
2023-09-26  0:40                             ` Jason Gunthorpe
2023-09-26  5:34                               ` Michael S. Tsirkin
2023-09-26  5:42                               ` Michael S. Tsirkin
2023-09-26 13:50                                 ` Jason Gunthorpe
2023-09-27 21:38                                   ` Michael S. Tsirkin
2023-09-27 23:20                                     ` Jason Gunthorpe
2023-09-28  5:31                                       ` Michael S. Tsirkin
2023-09-26  4:37                           ` Jason Wang
2023-09-26  5:33                             ` Parav Pandit
2023-09-21 19:17               ` Michael S. Tsirkin
2023-09-21 19:51                 ` Jason Gunthorpe
2023-09-21 20:55                   ` Michael S. Tsirkin
2023-09-21 23:08                     ` Jason Gunthorpe
2023-09-25  4:44                     ` Zhu, Lingshan
2023-09-22  3:45               ` Zhu, Lingshan
2023-09-21 13:33   ` Michael S. Tsirkin
2023-09-21 16:43   ` Alex Williamson
2023-09-21 16:52     ` Jason Gunthorpe
2023-09-21 17:01       ` Michael S. Tsirkin
2023-09-21 17:07         ` Jason Gunthorpe
2023-09-21 17:21           ` Michael S. Tsirkin
2023-09-21 17:44             ` Jason Gunthorpe
2023-09-21 17:55               ` Michael S. Tsirkin
2023-09-21 18:16                 ` Jason Gunthorpe
2023-09-21 19:34                   ` Michael S. Tsirkin
2023-09-21 19:53                     ` Jason Gunthorpe
2023-09-21 20:16                       ` Michael S. Tsirkin
2023-09-21 22:48                         ` Jason Gunthorpe
2023-09-22  9:47                           ` Michael S. Tsirkin
2023-09-22 12:23                             ` Jason Gunthorpe
2023-09-22 15:45                               ` Michael S. Tsirkin
2023-09-22  3:02                         ` Jason Wang
2023-09-22 12:22                           ` Jason Gunthorpe
2023-09-22 12:25                             ` Parav Pandit
2023-09-22 15:13                               ` Michael S. Tsirkin
2023-09-22 15:15                                 ` Jason Gunthorpe
2023-09-22 15:40                                   ` Michael S. Tsirkin
2023-09-22 16:22                                     ` Jason Gunthorpe
2023-09-25 17:36                                       ` Michael S. Tsirkin
2023-09-25  2:30                               ` Jason Wang
2023-09-25  8:26                                 ` Parav Pandit
2023-09-25 18:36                                   ` Michael S. Tsirkin
2023-09-26  2:34                                     ` Zhu, Lingshan
2023-09-26  3:45                                     ` Parav Pandit
2023-09-26  4:37                                       ` Jason Wang
2023-10-12 10:52                                       ` Michael S. Tsirkin
2023-10-12 11:11                                         ` Parav Pandit
2023-10-12 11:30                                           ` Michael S. Tsirkin
2023-10-12 11:40                                             ` Parav Pandit
2023-09-26  2:32                                   ` Jason Wang
2023-09-26  4:01                                     ` Parav Pandit
2023-09-26  4:37                                       ` Jason Wang
2023-09-26  5:27                                         ` Parav Pandit
2023-09-26 11:49                                     ` Michael S. Tsirkin
2023-10-08  4:28                                       ` Jason Wang
2023-09-22  3:02                       ` Jason Wang
2023-09-22 12:25                         ` Jason Gunthorpe
2023-09-22 15:39                           ` Michael S. Tsirkin
2023-09-22 16:19                             ` Jason Gunthorpe
2023-09-25 18:16                               ` Michael S. Tsirkin
2023-09-25 18:53                                 ` Jason Gunthorpe
2023-09-25 19:52                                   ` Michael S. Tsirkin
2023-09-21 17:09         ` Parav Pandit
2023-09-21 17:24           ` Michael S. Tsirkin
2023-09-21 19:58   ` Alex Williamson
2023-09-21 20:01     ` Jason Gunthorpe
2023-09-21 20:20       ` Michael S. Tsirkin
2023-09-21 20:59         ` Alex Williamson
2023-09-22 12:37     ` Jason Gunthorpe
2023-09-22 12:59       ` Parav Pandit
2023-09-26 15:20     ` Yishai Hadas
2023-09-26 17:00       ` Michael S. Tsirkin
2023-10-02  4:38         ` Parav Pandit
2023-09-22 10:10   ` Michael S. Tsirkin
2023-09-22 15:53   ` Michael S. Tsirkin
2023-10-02 11:23     ` Parav Pandit

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