X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=include%2Fuapi%2Flinux%2Fvirtio_net.h;h=172a7f00780cc41398e54bd1e5c4314c6b1c9627;hb=3942c07ccf98e66b8893f396dca98f5b076f905f;hp=c520203fac2f4b466f062e49f743e45391ac2f93;hpb=2436e8aa8abef2536dc3bfb554f8dcb3a8b07560;p=~andy%2Flinux

diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h
index c520203fac2..172a7f00780 100644
--- a/include/uapi/linux/virtio_net.h
+++ b/include/uapi/linux/virtio_net.h
@@ -60,7 +60,7 @@
 
 struct virtio_net_config {
 	/* The config defining mac address (if VIRTIO_NET_F_MAC) */
-	__u8 mac[6];
+	__u8 mac[ETH_ALEN];
 	/* See VIRTIO_NET_F_STATUS and VIRTIO_NET_S_* above */
 	__u16 status;
 	/* Maximum number of each of transmit and receive queues;
@@ -70,7 +70,9 @@ struct virtio_net_config {
 	__u16 max_virtqueue_pairs;
 } __attribute__((packed));
 
-/* This is the first element of the scatter-gather list.  If you don't
+/* This header comes first in the scatter-gather list.
+ * If VIRTIO_F_ANY_LAYOUT is not negotiated, it must
+ * be the first element of the scatter-gather list.  If you don't
  * specify GSO or CSUM features, you can simply ignore the header. */
 struct virtio_net_hdr {
 #define VIRTIO_NET_HDR_F_NEEDS_CSUM	1	// Use csum_start, csum_offset