17 			sizeof(struct extent_map), 0,  in extent_map_init()
50 struct extent_map *alloc_extent_map(void)  in alloc_extent_map()
52 	struct extent_map *em;  in alloc_extent_map()
72 void free_extent_map(struct extent_map *em)  in free_extent_map()
94 static int tree_insert(struct rb_root_cached *root, struct extent_map *em)  in tree_insert()
98 	struct extent_map *entry = NULL;  in tree_insert()
105 		entry = rb_entry(parent, struct extent_map, rb_node);  in tree_insert()
120 		entry = rb_entry(parent, struct extent_map, rb_node);  in tree_insert()
127 	entry = rb_entry(parent, struct extent_map, rb_node);  in tree_insert()
130 		entry = rb_entry(parent, struct extent_map, rb_node);  in tree_insert()
152 	struct extent_map *entry;  in __tree_search()
153 	struct extent_map *prev_entry = NULL;  in __tree_search()
156 		entry = rb_entry(n, struct extent_map, rb_node);  in __tree_search()
172 			prev_entry = rb_entry(prev, struct extent_map, rb_node);  in __tree_search()
179 		prev_entry = rb_entry(prev, struct extent_map, rb_node);  in __tree_search()
182 			prev_entry = rb_entry(prev, struct extent_map, rb_node);  in __tree_search()
190 static int mergable_maps(struct extent_map *prev, struct extent_map *next)  in mergable_maps()
235 static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em)  in try_merge_map()
237 	struct extent_map *merge = NULL;  in try_merge_map()
254 			merge = rb_entry(rb, struct extent_map, rb_node);  in try_merge_map()
273 		merge = rb_entry(rb, struct extent_map, rb_node);  in try_merge_map()
300 	struct extent_map *em;  in unpin_extent_cache()
335 void clear_em_logging(struct extent_map_tree *tree, struct extent_map *em)  in clear_em_logging()
343 					struct extent_map *em,  in setup_extent_mapping()
356 static void extent_map_device_set_bits(struct extent_map *em, unsigned bits)  in extent_map_device_set_bits()
371 static void extent_map_device_clear_bits(struct extent_map *em, unsigned bits)  in extent_map_device_clear_bits()
401 		       struct extent_map *em, int modified)  in add_extent_mapping()
420 static struct extent_map *
424 	struct extent_map *em;  in __lookup_extent_mapping()
440 	em = rb_entry(rb_node, struct extent_map, rb_node);  in __lookup_extent_mapping()
460 struct extent_map *lookup_extent_mapping(struct extent_map_tree *tree,  in lookup_extent_mapping()
477 struct extent_map *search_extent_mapping(struct extent_map_tree *tree,  in search_extent_mapping()
491 void remove_extent_mapping(struct extent_map_tree *tree, struct extent_map *em)  in remove_extent_mapping()
503 			    struct extent_map *cur,  in replace_extent_mapping()
504 			    struct extent_map *new,  in replace_extent_mapping()
517 static struct extent_map *next_extent_map(struct extent_map *em)  in next_extent_map()
524 	return container_of(next, struct extent_map, rb_node);  in next_extent_map()
527 static struct extent_map *prev_extent_map(struct extent_map *em)  in prev_extent_map()
534 	return container_of(prev, struct extent_map, rb_node);  in prev_extent_map()
544 					 struct extent_map *existing,  in merge_extent_mapping()
545 					 struct extent_map *em,  in merge_extent_mapping()
548 	struct extent_map *prev;  in merge_extent_mapping()
549 	struct extent_map *next;  in merge_extent_mapping()
602 			     struct extent_map **em_in, u64 start, u64 len)  in btrfs_add_extent_mapping()
605 	struct extent_map *em = *em_in;  in btrfs_add_extent_mapping()
613 		struct extent_map *existing;  in btrfs_add_extent_mapping()