[PATCH 2/9] virtio: add doc for validate() method

[Jason Wang]

This patch adds doc for validate() method.

Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
 include/linux/virtio.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 41edbc01ffa4..0cd8685aeba4 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -152,6 +152,7 @@ size_t virtio_max_dma_size(struct virtio_device *vdev);
  * @feature_table_size: number of entries in the feature table array.
  * @feature_table_legacy: same as feature_table but when working in legacy mode.
  * @feature_table_size_legacy: number of entries in feature table legacy array.
+ * @validate: optional function to do early checks
  * @probe: the function to call when a device is found.  Returns 0 or -errno.
  * @scan: optional function to call after successful probe; intended
  *    for virtio-scsi to invoke a scan.
-- 
2.25.1