diff options
| author | Zhu Lingshan <lingshan.zhu@intel.com> | 2024-02-02 19:39:03 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2024-03-19 09:45:50 +0300 |
| commit | 273ae08fa03f907d09d6fe815a3982a7298ba804 (patch) | |
| tree | 0030615da5b8518769facd3cc9ef160027f2ce3b /drivers/virtio | |
| parent | 47e62e6d62fcae0a00b9f00228c458661595b380 (diff) | |
| download | linux-273ae08fa03f907d09d6fe815a3982a7298ba804.tar.xz | |
virtio_vdpa: create vqs with the actual size
The size of a virtqueue is a per vq configuration,
this commit allows virtio_vdpa to create
virtqueues with the actual size of a specific
vq size that supported by the backend device.
Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Message-Id: <20240202163905.8834-9-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/virtio')
| -rw-r--r-- | drivers/virtio/virtio_vdpa.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c index 8d63e5923d24..e803db0da307 100644 --- a/drivers/virtio/virtio_vdpa.c +++ b/drivers/virtio/virtio_vdpa.c @@ -183,8 +183,11 @@ virtio_vdpa_setup_vq(struct virtio_device *vdev, unsigned int index, info = kmalloc(sizeof(*info), GFP_KERNEL); if (!info) return ERR_PTR(-ENOMEM); + if (ops->get_vq_size) + max_num = ops->get_vq_size(vdpa, index); + else + max_num = ops->get_vq_num_max(vdpa); - max_num = ops->get_vq_num_max(vdpa); if (max_num == 0) { err = -ENOENT; goto error_new_virtqueue; |