Function prototype or declaration at fs/btrfs/ctree.h, line 3471 References: fs/btrfs/ctree.c, line 4982 fs/btrfs/ctree.h, line 3471 fs/btrfs/ctree.h, line 3477 fs/btrfs/delayed-inode.c, line 944 fs/btrfs/extent-tree.c, line 5853 fs/btrfs/file.c, line 929 fs/btrfs/file.c, line 954 fs/btrfs/file.c, line 1258 fs/btrfs/inode.c, line 4174 fs/btrfs/inode.c, line 4192 fs/btrfs/qgroup.c, line 780 fs/btrfs/tree-log.c, line 3199