em2              7784 fs/btrfs/inode.c 			struct extent_map *em2;
em2              7786 fs/btrfs/inode.c 			em2 = btrfs_create_dio_extent(inode, start, len,
em2              7793 fs/btrfs/inode.c 				*map = em = em2;
em2              7796 fs/btrfs/inode.c 			if (em2 && IS_ERR(em2)) {
em2              7797 fs/btrfs/inode.c 				ret = PTR_ERR(em2);
em2              4085 fs/btrfs/tree-log.c 	struct extent_map *em1, *em2;
em2              4088 fs/btrfs/tree-log.c 	em2 = list_entry(b, struct extent_map, list);
em2              4090 fs/btrfs/tree-log.c 	if (em1->start < em2->start)
em2              4092 fs/btrfs/tree-log.c 	else if (em1->start > em2->start)