ext4: fix documentation for ext4_ext_try_to_merge() (adde81cf) · Commits · 戴 / test

Don't mention the nonexistent return value, and mention both types of merges that are attempted. Signed-off-by:

fs/ext4/extents.c

+4 −3

Original line number	Diff line number	Diff line
		@@ -1828,13 +1828,14 @@ static void ext4_ext_try_to_merge_up(handle_t *handle,
		}

		/*
		* This function tries to merge the @ex extent to neighbours in the tree.
		* return 1 if merge left else 0.
		* This function tries to merge the @ex extent to neighbours in the tree, then
		* tries to collapse the extent tree into the inode.
		*/
		static void ext4_ext_try_to_merge(handle_t *handle,
		struct inode *inode,
		struct ext4_ext_path *path,
		struct ext4_extent *ex) {
		struct ext4_extent *ex)
		{
		struct ext4_extent_header *eh;
		unsigned int depth;
		int merge_done = 0;