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Subject[PATCH 1/2] virtio: fix virtio_config_ops description
Date
- 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>
---
include/linux/virtio_config.h | 8 ++++----
1 file 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 *);
--
2.17.2
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