summaryrefslogtreecommitdiff
path: root/include/linux/virtio_config.h
diff options
context:
space:
mode:
authorCornelia Huck <cohuck@redhat.com>2019-01-03 19:08:03 +0300
committerMichael S. Tsirkin <mst@redhat.com>2019-01-15 04:15:17 +0300
commitb89a07c4373b27321b1f6d4b4fdc369fd45ef79d (patch)
treebfd1cf7a7e769a4dc368108f3b0f1e64a7d9edfd /include/linux/virtio_config.h
parent1c7fc5cbc33980acd13d668f1c8f0313d6ae9fd8 (diff)
downloadlinux-b89a07c4373b27321b1f6d4b4fdc369fd45ef79d.tar.xz
virtio: fix virtio_config_ops description
- get_features has returned 64 bits since commit d025477368792 ("virtio: add support for 64 bit features.") - properly mark all optional callbacks Signed-off-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Diffstat (limited to 'include/linux/virtio_config.h')
-rw-r--r--include/linux/virtio_config.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 32baf8e26735..7087ef946ba7 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -22,7 +22,7 @@ struct irq_affinity;
* offset: the offset of the configuration field
* buf: the buffer to read the field value from.
* len: the length of the buffer
- * @generation: config generation counter
+ * @generation: config generation counter (optional)
* vdev: the virtio_device
* Returns the config generation counter
* @get_status: read the status byte
@@ -48,17 +48,17 @@ struct irq_affinity;
* @del_vqs: free virtqueues found by find_vqs().
* @get_features: get the array of feature bits for this device.
* vdev: the virtio_device
- * Returns the first 32 feature bits (all we currently need).
+ * Returns the first 64 feature bits (all we currently need).
* @finalize_features: confirm what device features we'll be using.
* vdev: the virtio_device
* This gives the final feature bits for the device: it can change
* the dev->feature bits if it wants.
* Returns 0 on success or error status
- * @bus_name: return the bus name associated with the device
+ * @bus_name: return the bus name associated with the device (optional)
* vdev: the virtio_device
* This returns a pointer to the bus name a la pci_name from which
* the caller can then copy.
- * @set_vq_affinity: set the affinity for a virtqueue.
+ * @set_vq_affinity: set the affinity for a virtqueue (optional).
* @get_vq_affinity: get the affinity for a virtqueue (optional).
*/
typedef void vq_callback_t(struct virtqueue *);