diff options
Diffstat (limited to 'fs/btrfs/extent_map.c')
| -rw-r--r-- | fs/btrfs/extent_map.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 955ce300e5a1..ac4361792ffc 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -546,10 +546,9 @@ static noinline int merge_extent_mapping(struct extent_map_tree *em_tree, } /* - * Add extent mapping into em_tree. + * Add extent mapping into an inode's extent map tree. * - * @fs_info: the filesystem - * @em_tree: extent tree into which we want to insert the extent mapping + * @inode: target inode * @em_in: extent we are inserting * @start: start of the logical range btrfs_get_extent() is requesting * @len: length of the logical range btrfs_get_extent() is requesting @@ -557,8 +556,8 @@ static noinline int merge_extent_mapping(struct extent_map_tree *em_tree, * Note that @em_in's range may be different from [start, start+len), * but they must be overlapped. * - * Insert @em_in into @em_tree. In case there is an overlapping range, handle - * the -EEXIST by either: + * Insert @em_in into the inode's extent map tree. In case there is an + * overlapping range, handle the -EEXIST by either: * a) Returning the existing extent in @em_in if @start is within the * existing em. * b) Merge the existing extent with @em_in passed in. @@ -566,12 +565,13 @@ static noinline int merge_extent_mapping(struct extent_map_tree *em_tree, * Return 0 on success, otherwise -EEXIST. * */ -int btrfs_add_extent_mapping(struct btrfs_fs_info *fs_info, - struct extent_map_tree *em_tree, +int btrfs_add_extent_mapping(struct btrfs_inode *inode, struct extent_map **em_in, u64 start, u64 len) { int ret; struct extent_map *em = *em_in; + struct extent_map_tree *em_tree = &inode->extent_tree; + struct btrfs_fs_info *fs_info = inode->root->fs_info; /* * Tree-checker should have rejected any inline extent with non-zero |