Re: [PATCH V3] vdpa: introduce virtio pci driver

2020-06-10 Thread Jason Wang
On 2020/6/10 下午4:51, Michael S. Tsirkin wrote: On Wed, Jun 10, 2020 at 04:25:06PM +0800, Jason Wang wrote: + +#define VP_VDPA_FEATURES \ + ((1ULL << VIRTIO_F_ANY_LAYOUT)| \ This is presumably for transitional devices only. In fact looking at code it seems that only

Re: [PATCH V3] vdpa: introduce virtio pci driver

2020-06-10 Thread Michael S. Tsirkin
On Wed, Jun 10, 2020 at 04:25:06PM +0800, Jason Wang wrote: > > > + > > > +#define VP_VDPA_FEATURES \ > > > + ((1ULL << VIRTIO_F_ANY_LAYOUT) | \ > > > > This is presumably for transitional devices only. In fact looking at > > code it seems that only net in legacy mode accepts

Re: [PATCH V3] vdpa: introduce virtio pci driver

2020-06-10 Thread Jason Wang
On 2020/6/10 下午3:08, Michael S. Tsirkin wrote: On Wed, Jun 10, 2020 at 02:52:17PM +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

Re: [PATCH V3] vdpa: introduce virtio pci driver

2020-06-10 Thread Michael S. Tsirkin
On Wed, Jun 10, 2020 at 02:52:17PM +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. > >