virtio_blk: comment fix

update virtio blk header from latest linux, include comment fixups. Signed-off-by: Michael S. Tsirkin <[email protected]> Message-id: [email protected] Signed-off-by: Stefan Hajnoczi <[email protected]> Signed-off-by: Kevin Wolf <[email protected]>
zhijianli88 · Apr 28, 2015 · 4eb867e · 4eb867e
1 parent 0b5a244
commit 4eb867e
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/include/standard-headers/linux/virtio_blk.h b/include/standard-headers/linux/virtio_blk.h
@@ -58,7 +58,7 @@ struct virtio_blk_config {
 	uint32_t size_max;
 	/* The maximum number of segments (if VIRTIO_BLK_F_SEG_MAX) */
 	uint32_t seg_max;
-	/* geometry the device (if VIRTIO_BLK_F_GEOMETRY) */
+	/* geometry of the device (if VIRTIO_BLK_F_GEOMETRY) */
 	struct virtio_blk_geometry {
 		uint16_t cylinders;
 		uint8_t heads;
@@ -117,7 +117,11 @@ struct virtio_blk_config {
 #define VIRTIO_BLK_T_BARRIER	0x80000000
 #endif /* !VIRTIO_BLK_NO_LEGACY */
 
-/* This is the first element of the read scatter-gather list. */
+/*
+ * This comes first in the read scatter-gather list.
+ * For legacy virtio, if VIRTIO_F_ANY_LAYOUT is not negotiated,
+ * this is the first element of the read scatter-gather list.
+ */
 struct virtio_blk_outhdr {
 	/* VIRTIO_BLK_T* */
 	__virtio32 type;