From: "Tian, Kevin" <kevin.tian@intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>,
Alex Williamson <alex.williamson@redhat.com>
Cc: Yishai Hadas <yishaih@nvidia.com>,
"mst@redhat.com" <mst@redhat.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"parav@nvidia.com" <parav@nvidia.com>,
"feliu@nvidia.com" <feliu@nvidia.com>,
"jiri@nvidia.com" <jiri@nvidia.com>,
"Martins, Joao" <joao.m.martins@oracle.com>,
"si-wei.liu@oracle.com" <si-wei.liu@oracle.com>,
"leonro@nvidia.com" <leonro@nvidia.com>,
"maorg@nvidia.com" <maorg@nvidia.com>,
"jasowang@redhat.com" <jasowang@redhat.com>
Subject: RE: [PATCH V1 vfio 0/9] Introduce a vfio driver over virtio devices
Date: Wed, 25 Oct 2023 08:34:15 +0000 [thread overview]
Message-ID: <BN9PR11MB5276EEC8D9ED00AE97E515B08CDEA@BN9PR11MB5276.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20231023154257.GZ3952@nvidia.com>
> From: Jason Gunthorpe <jgg@nvidia.com>
> Sent: Monday, October 23, 2023 11:43 PM
>
> On Mon, Oct 23, 2023 at 09:33:23AM -0600, Alex Williamson wrote:
>
> > > Alex,
> > > Are you fine to leave the provisioning of the VF including the control
> > > of its transitional capability in the device hands as was suggested by
> > > Jason ?
> >
> > If this is the standard we're going to follow, ie. profiling of a
> > device is expected to occur prior to the probe of the vfio-pci variant
> > driver, then we should get the out-of-tree NVIDIA vGPU driver on board
> > with this too.
>
> Those GPU drivers are using mdev not vfio-pci..
>
> mdev doesn't have a way in its uapi to configure the mdev before it is
> created.
>
> I'm hopeful that the SIOV work will develop something better because
> we clearly need it for the general use cases of SIOV beyond VFIO.
>
The internal idxd driver version which I looked at last time leaves
provisioning via idxd's own config interface. sure let's brainstorm
what'd be (if possible) a general provisioning framework after it's
sent out for review.
WARNING: multiple messages have this Message-ID (diff)
From: "Tian, Kevin" <kevin.tian@intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>,
Alex Williamson <alex.williamson@redhat.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"mst@redhat.com" <mst@redhat.com>,
"maorg@nvidia.com" <maorg@nvidia.com>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"jiri@nvidia.com" <jiri@nvidia.com>,
"leonro@nvidia.com" <leonro@nvidia.com>
Subject: RE: [PATCH V1 vfio 0/9] Introduce a vfio driver over virtio devices
Date: Wed, 25 Oct 2023 08:34:15 +0000 [thread overview]
Message-ID: <BN9PR11MB5276EEC8D9ED00AE97E515B08CDEA@BN9PR11MB5276.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20231023154257.GZ3952@nvidia.com>
> From: Jason Gunthorpe <jgg@nvidia.com>
> Sent: Monday, October 23, 2023 11:43 PM
>
> On Mon, Oct 23, 2023 at 09:33:23AM -0600, Alex Williamson wrote:
>
> > > Alex,
> > > Are you fine to leave the provisioning of the VF including the control
> > > of its transitional capability in the device hands as was suggested by
> > > Jason ?
> >
> > If this is the standard we're going to follow, ie. profiling of a
> > device is expected to occur prior to the probe of the vfio-pci variant
> > driver, then we should get the out-of-tree NVIDIA vGPU driver on board
> > with this too.
>
> Those GPU drivers are using mdev not vfio-pci..
>
> mdev doesn't have a way in its uapi to configure the mdev before it is
> created.
>
> I'm hopeful that the SIOV work will develop something better because
> we clearly need it for the general use cases of SIOV beyond VFIO.
>
The internal idxd driver version which I looked at last time leaves
provisioning via idxd's own config interface. sure let's brainstorm
what'd be (if possible) a general provisioning framework after it's
sent out for review.
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
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next prev parent reply other threads:[~2023-10-25 8:34 UTC|newest]
Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 13:42 [PATCH V1 vfio 0/9] Introduce a vfio driver over virtio devices Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 1/9] virtio-pci: Fix common config map for modern device Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 2/9] virtio: Define feature bit for administration virtqueue Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 3/9] virtio-pci: Introduce admin virtqueue Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 4/9] virtio-pci: Introduce admin command sending function Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 5/9] virtio-pci: Introduce admin commands Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 6/9] virtio-pci: Introduce APIs to execute legacy IO " Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 20:33 ` kernel test robot
2023-10-17 20:33 ` kernel test robot
2023-10-22 1:14 ` kernel test robot
2023-10-22 1:14 ` kernel test robot
2023-10-24 21:01 ` Michael S. Tsirkin
2023-10-24 21:01 ` Michael S. Tsirkin
2023-10-25 9:18 ` Yishai Hadas via Virtualization
2023-10-25 10:17 ` Michael S. Tsirkin
2023-10-25 10:17 ` Michael S. Tsirkin
2023-10-25 13:00 ` Yishai Hadas
2023-10-25 13:00 ` Yishai Hadas via Virtualization
2023-10-25 13:04 ` Michael S. Tsirkin
2023-10-25 13:04 ` Michael S. Tsirkin
2023-10-25 13:44 ` Michael S. Tsirkin
2023-10-25 13:44 ` Michael S. Tsirkin
2023-10-25 14:03 ` Yishai Hadas
2023-10-25 14:03 ` Yishai Hadas via Virtualization
2023-10-25 16:31 ` Michael S. Tsirkin
2023-10-25 16:31 ` Michael S. Tsirkin
2023-10-25 9:36 ` Yishai Hadas
2023-10-25 9:36 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 7/9] vfio/pci: Expose vfio_pci_core_setup_barmap() Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 8/9] vfio/pci: Expose vfio_pci_iowrite/read##size() Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 13:42 ` [PATCH V1 vfio 9/9] vfio/virtio: Introduce a vfio driver over virtio devices Yishai Hadas
2023-10-17 13:42 ` Yishai Hadas via Virtualization
2023-10-17 20:24 ` Alex Williamson
2023-10-17 20:24 ` Alex Williamson
2023-10-18 9:01 ` Yishai Hadas
2023-10-18 9:01 ` Yishai Hadas via Virtualization
2023-10-18 12:51 ` Alex Williamson
2023-10-18 12:51 ` Alex Williamson
2023-10-18 13:06 ` Parav Pandit
2023-10-18 13:06 ` Parav Pandit via Virtualization
2023-10-18 16:33 ` Jason Gunthorpe
2023-10-18 18:29 ` Alex Williamson
2023-10-18 18:29 ` Alex Williamson
2023-10-18 19:28 ` Jason Gunthorpe
2023-10-24 19:57 ` Alex Williamson
2023-10-24 19:57 ` Alex Williamson
2023-10-25 14:35 ` Yishai Hadas
2023-10-25 14:35 ` Yishai Hadas via Virtualization
2023-10-25 16:28 ` Michael S. Tsirkin
2023-10-25 16:28 ` Michael S. Tsirkin
2023-10-25 19:13 ` Alex Williamson
2023-10-25 19:13 ` Alex Williamson
2023-10-26 12:08 ` Yishai Hadas
2023-10-26 12:08 ` Yishai Hadas via Virtualization
2023-10-26 12:12 ` Michael S. Tsirkin
2023-10-26 12:12 ` Michael S. Tsirkin
2023-10-26 12:40 ` Parav Pandit
2023-10-26 12:40 ` Parav Pandit via Virtualization
2023-10-26 13:15 ` Michael S. Tsirkin
2023-10-26 13:15 ` Michael S. Tsirkin
2023-10-26 13:28 ` Parav Pandit
2023-10-26 13:28 ` Parav Pandit via Virtualization
2023-10-26 15:06 ` Michael S. Tsirkin
2023-10-26 15:06 ` Michael S. Tsirkin
2023-10-26 15:09 ` Parav Pandit
2023-10-26 15:09 ` Parav Pandit via Virtualization
2023-10-26 15:46 ` Michael S. Tsirkin
2023-10-26 15:46 ` Michael S. Tsirkin
2023-10-26 15:56 ` Parav Pandit
2023-10-26 15:56 ` Parav Pandit via Virtualization
2023-10-26 17:55 ` Alex Williamson
2023-10-26 17:55 ` Alex Williamson
2023-10-26 19:49 ` Michael S. Tsirkin
2023-10-26 19:49 ` Michael S. Tsirkin
2023-10-29 16:13 ` Yishai Hadas via Virtualization
2023-10-29 16:13 ` Yishai Hadas
2023-10-22 8:20 ` [PATCH V1 vfio 0/9] " Yishai Hadas
2023-10-22 8:20 ` Yishai Hadas via Virtualization
2023-10-22 9:12 ` Michael S. Tsirkin
2023-10-22 9:12 ` Michael S. Tsirkin
2023-10-23 15:33 ` Alex Williamson
2023-10-23 15:33 ` Alex Williamson
2023-10-23 15:42 ` Jason Gunthorpe
2023-10-23 16:09 ` Alex Williamson
2023-10-23 16:09 ` Alex Williamson
2023-10-23 16:20 ` Jason Gunthorpe
2023-10-23 16:45 ` Alex Williamson
2023-10-23 16:45 ` Alex Williamson
2023-10-23 17:27 ` Jason Gunthorpe
2023-10-25 8:34 ` Tian, Kevin [this message]
2023-10-25 8:34 ` Tian, Kevin
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