From: Jason Gunthorpe <jgg@nvidia.com>
To: "Tian, Kevin" <kevin.tian@intel.com>
Cc: Zhi Wang <zhiw@nvidia.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"nouveau@lists.freedesktop.org" <nouveau@lists.freedesktop.org>,
"alex.williamson@redhat.com" <alex.williamson@redhat.com>,
"airlied@gmail.com" <airlied@gmail.com>,
"daniel@ffwll.ch" <daniel@ffwll.ch>,
"Currid, Andy" <acurrid@nvidia.com>,
"cjia@nvidia.com" <cjia@nvidia.com>,
"smitra@nvidia.com" <smitra@nvidia.com>,
"ankita@nvidia.com" <ankita@nvidia.com>,
"aniketa@nvidia.com" <aniketa@nvidia.com>,
"kwankhede@nvidia.com" <kwankhede@nvidia.com>,
"targupta@nvidia.com" <targupta@nvidia.com>,
"zhiwang@kernel.org" <zhiwang@kernel.org>
Subject: Re: [RFC 00/29] Introduce NVIDIA GPU Virtualization (vGPU) Support
Date: Mon, 23 Sep 2024 12:02:25 -0300 [thread overview]
Message-ID: <20240923150225.GC9417@nvidia.com> (raw)
In-Reply-To: <BN9PR11MB5276CAEC8170719F5BF4EE228C6F2@BN9PR11MB5276.namprd11.prod.outlook.com>
On Mon, Sep 23, 2024 at 06:22:33AM +0000, Tian, Kevin wrote:
> > From: Zhi Wang <zhiw@nvidia.com>
> > Sent: Sunday, September 22, 2024 8:49 PM
> >
> [...]
> >
> > The NVIDIA vGPU VFIO module together with VFIO sits on VFs, provides
> > extended management and features, e.g. selecting the vGPU types, support
> > live migration and driver warm update.
> >
> > Like other devices that VFIO supports, VFIO provides the standard
> > userspace APIs for device lifecycle management and advance feature
> > support.
> >
> > The NVIDIA vGPU manager provides necessary support to the NVIDIA vGPU VFIO
> > variant driver to create/destroy vGPUs, query available vGPU types, select
> > the vGPU type, etc.
> >
> > On the other side, NVIDIA vGPU manager talks to the NVIDIA GPU core driver,
> > which provide necessary support to reach the HW functions.
> >
>
> I'm not sure VFIO is the right place to host the NVIDIA vGPU manager.
> It's very NVIDIA specific and naturally fit in the PF driver.
drm isn't a particularly logical place for that either :|
Jason
next prev parent reply other threads:[~2024-09-23 15:02 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-22 12:49 [RFC 00/29] Introduce NVIDIA GPU Virtualization (vGPU) Support Zhi Wang
2024-09-22 12:49 ` [RFC 01/29] nvkm/vgpu: introduce NVIDIA vGPU support prelude Zhi Wang
2024-09-26 9:20 ` Greg KH
2024-10-14 9:59 ` Zhi Wang
2024-10-14 11:36 ` Greg KH
2024-09-22 12:49 ` [RFC 02/29] nvkm/vgpu: attach to nvkm as a nvkm client Zhi Wang
2024-09-26 9:21 ` Greg KH
2024-10-14 10:16 ` Zhi Wang
2024-10-14 11:33 ` Greg KH
2024-09-22 12:49 ` [RFC 03/29] nvkm/vgpu: reserve a larger GSP heap when NVIDIA vGPU is enabled Zhi Wang
2024-09-22 12:49 ` [RFC 04/29] nvkm/vgpu: set the VF partition count " Zhi Wang
2024-09-26 22:51 ` Jason Gunthorpe
2024-10-13 18:54 ` Zhi Wang
2024-10-15 12:20 ` Jason Gunthorpe
2024-10-15 15:19 ` Zhi Wang
2024-10-15 16:35 ` Jason Gunthorpe
2024-09-22 12:49 ` [RFC 05/29] nvkm/vgpu: populate GSP_VF_INFO " Zhi Wang
2024-09-26 22:52 ` Jason Gunthorpe
2024-09-22 12:49 ` [RFC 06/29] nvkm/vgpu: set RMSetSriovMode " Zhi Wang
2024-09-26 22:53 ` Jason Gunthorpe
2024-10-14 7:38 ` Zhi Wang
2024-10-15 3:49 ` Christoph Hellwig
2024-10-15 12:23 ` Jason Gunthorpe
2024-09-22 12:49 ` [RFC 07/29] nvkm/gsp: add a notify handler for GSP event GPUACCT_PERFMON_UTIL_SAMPLES Zhi Wang
2024-09-22 12:49 ` [RFC 08/29] nvkm/vgpu: get the size VMMU segment from GSP firmware Zhi Wang
2024-09-22 12:49 ` [RFC 09/29] nvkm/vgpu: introduce the reserved channel allocator Zhi Wang
2024-09-22 12:49 ` [RFC 10/29] nvkm/vgpu: introduce interfaces for NVIDIA vGPU VFIO module Zhi Wang
2024-09-22 12:49 ` [RFC 11/29] nvkm/vgpu: introduce GSP RM client alloc and free for vGPU Zhi Wang
2024-09-22 12:49 ` [RFC 12/29] nvkm/vgpu: introduce GSP RM control interface " Zhi Wang
2024-09-22 12:49 ` [RFC 13/29] nvkm: move chid.h to nvkm/engine Zhi Wang
2024-09-22 12:49 ` [RFC 14/29] nvkm/vgpu: introduce channel allocation for vGPU Zhi Wang
2024-09-22 12:49 ` [RFC 15/29] nvkm/vgpu: introduce FB memory " Zhi Wang
2024-09-22 12:49 ` [RFC 16/29] nvkm/vgpu: introduce BAR1 map routines for vGPUs Zhi Wang
2024-09-22 12:49 ` [RFC 17/29] nvkm/vgpu: introduce engine bitmap for vGPU Zhi Wang
2024-09-22 12:49 ` [RFC 18/29] nvkm/vgpu: introduce pci_driver.sriov_configure() in nvkm Zhi Wang
2024-09-26 22:56 ` Jason Gunthorpe
2024-10-14 8:32 ` Zhi Wang
2024-10-15 12:27 ` Jason Gunthorpe
2024-10-15 15:14 ` Zhi Wang
2024-10-14 8:36 ` Zhi Wang
2024-09-22 12:49 ` [RFC 19/29] vfio/vgpu_mgr: introdcue vGPU lifecycle management prelude Zhi Wang
2024-09-22 12:49 ` [RFC 20/29] vfio/vgpu_mgr: allocate GSP RM client for NVIDIA vGPU manager Zhi Wang
2024-09-22 12:49 ` [RFC 21/29] vfio/vgpu_mgr: introduce vGPU type uploading Zhi Wang
2024-09-22 12:49 ` [RFC 22/29] vfio/vgpu_mgr: allocate vGPU FB memory when creating vGPUs Zhi Wang
2024-09-22 12:49 ` [RFC 23/29] vfio/vgpu_mgr: allocate vGPU channels " Zhi Wang
2024-09-22 12:49 ` [RFC 24/29] vfio/vgpu_mgr: allocate mgmt heap " Zhi Wang
2024-09-22 12:49 ` [RFC 25/29] vfio/vgpu_mgr: map mgmt heap when creating a vGPU Zhi Wang
2024-09-22 12:49 ` [RFC 26/29] vfio/vgpu_mgr: allocate GSP RM client when creating vGPUs Zhi Wang
2024-09-22 12:49 ` [RFC 27/29] vfio/vgpu_mgr: bootload the new vGPU Zhi Wang
2024-09-25 0:31 ` Dave Airlie
2024-09-22 12:49 ` [RFC 28/29] vfio/vgpu_mgr: introduce vGPU host RPC channel Zhi Wang
2024-09-22 12:49 ` [RFC 29/29] vfio/vgpu_mgr: introduce NVIDIA vGPU VFIO variant driver Zhi Wang
2024-09-22 13:11 ` [RFC 00/29] Introduce NVIDIA GPU Virtualization (vGPU) Support Zhi Wang
2024-09-23 8:38 ` Danilo Krummrich
2024-09-24 19:49 ` Zhi Wang
2024-09-23 6:22 ` Tian, Kevin
2024-09-23 15:02 ` Jason Gunthorpe [this message]
2024-09-26 6:43 ` Tian, Kevin
2024-09-26 12:55 ` Jason Gunthorpe
2024-09-26 22:57 ` Jason Gunthorpe
2024-09-27 0:13 ` Tian, Kevin
2024-09-23 8:49 ` Danilo Krummrich
2024-09-23 15:01 ` Jason Gunthorpe
2024-09-23 22:50 ` Danilo Krummrich
2024-09-24 16:41 ` Jason Gunthorpe
2024-09-24 19:56 ` Danilo Krummrich
2024-09-24 22:52 ` Dave Airlie
2024-09-24 23:47 ` Jason Gunthorpe
2024-09-25 0:18 ` Dave Airlie
2024-09-25 1:29 ` Jason Gunthorpe
2024-09-25 0:53 ` Jason Gunthorpe
2024-09-25 1:08 ` Dave Airlie
2024-09-25 15:28 ` Jason Gunthorpe
2024-09-25 10:55 ` Danilo Krummrich
2024-09-26 9:14 ` Greg KH
2024-09-26 12:42 ` Jason Gunthorpe
2024-09-26 12:54 ` Greg KH
2024-09-26 13:07 ` Danilo Krummrich
2024-09-26 14:40 ` Jason Gunthorpe
2024-09-26 18:07 ` Andy Ritger
2024-09-26 22:23 ` Danilo Krummrich
2024-09-26 22:42 ` Danilo Krummrich
2024-09-27 12:51 ` Jason Gunthorpe
2024-09-27 14:22 ` Danilo Krummrich
2024-09-27 15:27 ` Jason Gunthorpe
2024-09-30 15:59 ` Danilo Krummrich
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