On Tue, Oct 19, 2021 at 2:55 PM Michael S. Tsirkin <m...@redhat.com> wrote: > > On Thu, Sep 30, 2021 at 10:33:43AM +0800, Cindy Lu wrote: > > Add new call back function in vhost-vdpa, this call back function will > > set the fb number to hardware. > > > > Signed-off-by: Cindy Lu <l...@redhat.com> > > fb being what? you mean fd. said fd doing what exactly? > all this needs to be in the commit log pls. > I will add more information for this Thanks > > --- > > hw/virtio/trace-events | 2 ++ > > hw/virtio/vhost-vdpa.c | 7 +++++++ > > 2 files changed, 9 insertions(+) > > > > diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events > > index 8ed19e9d0c..836e73d1f7 100644 > > --- a/hw/virtio/trace-events > > +++ b/hw/virtio/trace-events > > @@ -52,6 +52,8 @@ vhost_vdpa_set_vring_call(void *dev, unsigned int index, > > int fd) "dev: %p index: > > vhost_vdpa_get_features(void *dev, uint64_t features) "dev: %p features: > > 0x%"PRIx64 > > vhost_vdpa_set_owner(void *dev) "dev: %p" > > vhost_vdpa_vq_get_addr(void *dev, void *vq, uint64_t desc_user_addr, > > uint64_t avail_user_addr, uint64_t used_user_addr) "dev: %p vq: %p > > desc_user_addr: 0x%"PRIx64" avail_user_addr: 0x%"PRIx64" used_user_addr: > > 0x%"PRIx64 > > +vhost_vdpa_set_config_call(void *dev, int fd)"dev: %p fd: %d" > > + > > > > # virtio.c > > virtqueue_alloc_element(void *elem, size_t sz, unsigned in_num, unsigned > > out_num) "elem %p size %zd in_num %u out_num %u" > > diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c > > index 4fa414feea..73764afc61 100644 > > --- a/hw/virtio/vhost-vdpa.c > > +++ b/hw/virtio/vhost-vdpa.c > > @@ -622,6 +622,12 @@ static int vhost_vdpa_set_vring_call(struct vhost_dev > > *dev, > > trace_vhost_vdpa_set_vring_call(dev, file->index, file->fd); > > return vhost_vdpa_call(dev, VHOST_SET_VRING_CALL, file); > > } > > +static int vhost_vdpa_set_config_call(struct vhost_dev *dev, > > + int fd) > > +{ > > + trace_vhost_vdpa_set_config_call(dev, fd); > > + return vhost_vdpa_call(dev, VHOST_VDPA_SET_CONFIG_CALL, &fd); > > +} > > > > static int vhost_vdpa_get_features(struct vhost_dev *dev, > > uint64_t *features) > > @@ -688,4 +694,5 @@ const VhostOps vdpa_ops = { > > .vhost_get_device_id = vhost_vdpa_get_device_id, > > .vhost_vq_get_addr = vhost_vdpa_vq_get_addr, > > .vhost_force_iommu = vhost_vdpa_force_iommu, > > + .vhost_set_config_call = vhost_vdpa_set_config_call, > > }; > > -- > > 2.21.3 >