122 static struct extent_map *create_io_em(struct btrfs_inode *inode, u64 start,
964 	struct extent_map *em;  in submit_one_async_extent()
1108 	struct extent_map *em;  in get_extent_allocation_hint()
1187 	struct extent_map *em;  in cow_file_range()
2083 			struct extent_map *em;  in run_delalloc_nocow()
2531 	struct extent_map *em;  in split_zoned_em()
2532 	struct extent_map *split_pre = NULL;  in split_zoned_em()
2533 	struct extent_map *split_mid = NULL;  in split_zoned_em()
2534 	struct extent_map *split_post = NULL;  in split_zoned_em()
2802 		struct extent_map *em;  in btrfs_find_new_delalloc_bytes()
5051 	struct extent_map *em = NULL;  in btrfs_cont_expand()
5088 			struct extent_map *hole_em;  in btrfs_cont_expand()
6835 struct extent_map *btrfs_get_extent(struct btrfs_inode *inode,  in btrfs_get_extent()
6850 	struct extent_map *em = NULL;  in btrfs_get_extent()
7047 static struct extent_map *btrfs_create_dio_extent(struct btrfs_inode *inode,  in btrfs_create_dio_extent()
7057 	struct extent_map *em = NULL;  in btrfs_create_dio_extent()
7086 static struct extent_map *btrfs_new_extent_direct(struct btrfs_inode *inode,  in btrfs_new_extent_direct()
7091 	struct extent_map *em;  in btrfs_new_extent_direct()
7339 static struct extent_map *create_io_em(struct btrfs_inode *inode, u64 start,  in create_io_em()
7345 	struct extent_map *em;  in create_io_em()
7384 static int btrfs_get_blocks_direct_write(struct extent_map **map,  in btrfs_get_blocks_direct_write()
7392 	struct extent_map *em = *map;  in btrfs_get_blocks_direct_write()
7430 		struct extent_map *em2;  in btrfs_get_blocks_direct_write()
7526 	struct extent_map *em;  in btrfs_dio_iomap_begin()
7965 	struct extent_map *em = NULL;  in btrfs_submit_direct()
9880 	struct extent_map *em;  in __btrfs_prealloc_file_range()
10322 		struct extent_map *em;  in btrfs_encoded_read_regular_fill_pages()
10455 	struct extent_map *em;  in btrfs_encoded_read()
10605 	struct extent_map *em;  in btrfs_do_encoded_write()
10973 	struct extent_map *em = NULL;  in btrfs_swap_activate()