Messages in this thread | | | Date | Wed, 10 Jun 2020 02:21:13 -0400 | From | "Michael S. Tsirkin" <> | Subject | Re: [PATCH RESEND V2] vdpa: introduce virtio pci driver |
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On Wed, Jun 10, 2020 at 02:16:26PM +0800, Jason Wang wrote: > > On 2020/6/10 下午2:07, Michael S. Tsirkin wrote: > > On Wed, Jun 10, 2020 at 01:49:51PM +0800, Jason Wang wrote: > > > This patch introduce a vDPA driver for virtio-pci device. It bridges > > > the virtio-pci control command to the vDPA bus. This will be used for > > > developing new features for both software vDPA framework and hardware > > > vDPA feature. > > > > > > Compared to vdpa_sim, it has several advantages: > > > > > > - it's a real device driver which allow us to play with real hardware > > > features > > > - type independent instead of networking specific > > > > > > Note that since virtio specification does not support get/restore > > > virtqueue state. So we can not use this driver for VM. This can be > > > addressed by extending the virtio specification. > > > > > > Consider the driver is mainly for testing and development for vDPA > > > features, it can only be bound via dynamic ids to make sure it's not > > > conflict with the drivers like virtio-pci or IFCVF. > > > > > > Signed-off-by: Jason Wang<jasowang@redhat.com> > > error: sha1 information is lacking or useless (drivers/vdpa/Kconfig). > > > > which tree is this on top of? > > > Your vhost.git vhost branch, HEAD is bbea3bcfd1d6 vdpa: fix typos in the > comments for __vdpa_alloc_device() > > Do I need to use other branch? > > Thanks
No it's ok, I am just wondering why doesn't it apply then.
> > >
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