ext4: fix kernel doc warnings

Signed-off-by: Theodore Ts'o <tytso@mit.edu>

fs/ext4/balloc.c

@@ -411,6 +411,7 @@ static int ext4_validate_block_bitmap(struct super_block *sb,
  * ext4_read_block_bitmap_nowait()
  * @sb:			super block
  * @block_group:	given block group
+ * @ignore_locked:	ignore locked buffers
  *
  * Read the bitmap for a given block_group,and validate the
  * bits for block/inode/inode tables are set in the bitmaps

fs/ext4/ioctl.c

@@ -269,7 +269,7 @@ int ext4_update_superblocks_fn(struct super_block *sb,
 	return err ? err : 0;
 }
 
-/**
+/*
  * Swap memory between @a and @b for @len bytes.
  *
  * @a:          pointer to first memory area
@@ -290,7 +290,7 @@ static void memswap(void *a, void *b, size_t len)
 	}
 }
 
-/**
+/*
  * Swap i_data and associated attributes between @inode1 and @inode2.
  * This function is used for the primary swap between inode1 and inode2
  * and also to revert this primary swap in case of errors.
@@ -344,7 +344,7 @@ void ext4_reset_inode_seed(struct inode *inode)
 	ei->i_csum_seed = ext4_chksum(sbi, csum, (__u8 *)&gen, sizeof(gen));
 }
 
-/**
+/*
  * Swap the information from the given @inode and the inode
  * EXT4_BOOT_LOADER_INO. It will basically swap i_data and all other
  * important fields of the inodes.