Messages in this thread | | | Subject | Re: [PATCH RESEND V2] vdpa: introduce virtio pci driver | From | Jason Wang <> | Date | Wed, 10 Jun 2020 14:29:01 +0800 |
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On 2020/6/10 下午2:21, Michael S. Tsirkin wrote: > 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.
I found the reason, I generate the patch on another branch whose base does not existed in the vhost branch. Will repost.
Sorry.
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