diff options
Diffstat (limited to 'drivers/vhost')
| -rw-r--r-- | drivers/vhost/vdpa.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index cd1bee536c46..92f78df0f685 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -559,6 +559,10 @@ static long vhost_vdpa_unlocked_ioctl(struct file *filep, case VHOST_VDPA_GET_VRING_NUM: r = vhost_vdpa_get_vring_num(v, argp); break; + case VHOST_VDPA_GET_GROUP_NUM: + r = copy_to_user(argp, &v->vdpa->ngroups, + sizeof(v->vdpa->ngroups)); + break; case VHOST_SET_LOG_BASE: case VHOST_SET_LOG_FD: r = -ENOIOCTLCMD; |