xfs: fix some comments

Source kernel commit: a647d109e08ac0961ca0fd511b013d962d256987

Fix the comments to help people understand the code.

Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
[darrick: fix the indenting problems too]
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

diff --git a/libxfs/xfs_da_format.h b/libxfs/xfs_da_format.h
index b40a4e80f5ee6ff9fa38ab387ee8cabc385a4031..0af44c4e4fdff037b2b77bb5d99306a28b219a21 100644 (file)
--- a/libxfs/xfs_da_format.h
+++ b/libxfs/xfs_da_format.h
@@ -15,8 +15,8 @@
  */
 #define XFS_DA_NODE_MAGIC      0xfebe  /* magic number: non-leaf blocks */
 #define XFS_ATTR_LEAF_MAGIC    0xfbee  /* magic number: attribute leaf blks */
-#define        XFS_DIR2_LEAF1_MAGIC    0xd2f1  /* magic number: v2 dirlf single blks */
-#define        XFS_DIR2_LEAFN_MAGIC    0xd2ff  /* magic number: v2 dirlf multi blks */
+#define XFS_DIR2_LEAF1_MAGIC   0xd2f1  /* magic number: v2 dirlf single blks */
+#define XFS_DIR2_LEAFN_MAGIC   0xd2ff  /* magic number: v2 dirlf multi blks */
 
 typedef struct xfs_da_blkinfo {
        __be32          forw;                   /* previous block in list */
@@ -35,8 +35,8 @@ typedef struct xfs_da_blkinfo {
  */
 #define XFS_DA3_NODE_MAGIC     0x3ebe  /* magic number: non-leaf blocks */
 #define XFS_ATTR3_LEAF_MAGIC   0x3bee  /* magic number: attribute leaf blks */
-#define        XFS_DIR3_LEAF1_MAGIC    0x3df1  /* magic number: v2 dirlf single blks */
-#define        XFS_DIR3_LEAFN_MAGIC    0x3dff  /* magic number: v2 dirlf multi blks */
+#define XFS_DIR3_LEAF1_MAGIC   0x3df1  /* magic number: v3 dirlf single blks */
+#define XFS_DIR3_LEAFN_MAGIC   0x3dff  /* magic number: v3 dirlf multi blks */
 
 struct xfs_da3_blkinfo {
        /*
@@ -61,7 +61,7 @@ struct xfs_da3_blkinfo {
  * Since we have duplicate keys, use a binary search but always follow
  * all match in the block, not just the first match found.
  */
-#define        XFS_DA_NODE_MAXDEPTH    5       /* max depth of Btree */
+#define XFS_DA_NODE_MAXDEPTH   5       /* max depth of Btree */
 
 typedef struct xfs_da_node_hdr {
        struct xfs_da_blkinfo   info;   /* block type, links, etc. */