From 3da9b9650acc3a2a0c3d3f4542b93d4abe9da1de Mon Sep 17 00:00:00 2001 From: Yang Li Date: Wed, 10 Apr 2024 16:56:28 +0900 Subject: nilfs2: add kernel-doc comments to nilfs_btree_convert_and_insert() This commit adds kernel-doc style comments with complete parameter descriptions for the function nilfs_btree_convert_and_insert. Link: https://lkml.kernel.org/r/20240410075629.3441-3-konishi.ryusuke@gmail.com Signed-off-by: Yang Li Signed-off-by: Ryusuke Konishi Signed-off-by: Andrew Morton --- fs/nilfs2/btree.c | 23 ++++++++++++++++------- 1 file changed, 16 insertions(+), 7 deletions(-) (limited to 'fs/nilfs2') diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c index 65659fa0372e..a139970e4804 100644 --- a/fs/nilfs2/btree.c +++ b/fs/nilfs2/btree.c @@ -1857,13 +1857,22 @@ nilfs_btree_commit_convert_and_insert(struct nilfs_bmap *btree, } /** - * nilfs_btree_convert_and_insert - - * @bmap: - * @key: - * @ptr: - * @keys: - * @ptrs: - * @n: + * nilfs_btree_convert_and_insert - Convert and insert entries into a B-tree + * @btree: NILFS B-tree structure + * @key: Key of the new entry to be inserted + * @ptr: Pointer (block number) associated with the key to be inserted + * @keys: Array of keys to be inserted in addition to @key + * @ptrs: Array of pointers associated with @keys + * @n: Number of keys and pointers in @keys and @ptrs + * + * This function is used to insert a new entry specified by @key and @ptr, + * along with additional entries specified by @keys and @ptrs arrays, into a + * NILFS B-tree. + * It prepares the necessary changes by allocating the required blocks and any + * necessary intermediate nodes. It converts configurations from other forms of + * block mapping (the one that currently exists is direct mapping) to a B-tree. + * + * Return: 0 on success or a negative error code on failure. */ int nilfs_btree_convert_and_insert(struct nilfs_bmap *btree, __u64 key, __u64 ptr, -- cgit v1.2.3