vduse: Support get_vq_affinity callback

This implements get_vq_affinity callback so that
the virtio-blk driver can build the blk-mq queues
based on the irq callback affinity.

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Message-Id: <20230323053043.35-7-xieyongji@bytedance.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Xie Yongji 2023-03-23 13:30:38 +08:00 committed by Michael S. Tsirkin
parent 28f6288eb6
commit bfae1648ec

View File

@ -722,6 +722,14 @@ static int vduse_vdpa_set_vq_affinity(struct vdpa_device *vdpa, u16 idx,
return 0;
}
static const struct cpumask *
vduse_vdpa_get_vq_affinity(struct vdpa_device *vdpa, u16 idx)
{
struct vduse_dev *dev = vdpa_to_vduse(vdpa);
return &dev->vqs[idx]->irq_affinity;
}
static int vduse_vdpa_set_map(struct vdpa_device *vdpa,
unsigned int asid,
struct vhost_iotlb *iotlb)
@ -773,6 +781,7 @@ static const struct vdpa_config_ops vduse_vdpa_config_ops = {
.set_config = vduse_vdpa_set_config,
.get_generation = vduse_vdpa_get_generation,
.set_vq_affinity = vduse_vdpa_set_vq_affinity,
.get_vq_affinity = vduse_vdpa_get_vq_affinity,
.reset = vduse_vdpa_reset,
.set_map = vduse_vdpa_set_map,
.free = vduse_vdpa_free,