_FindPath
BlockedPath* _FindPath(const char* path) const;
bool _FindPath();
_FindPath(source);
status_t _FindPath(Inode::Source *source = NULL);
while (!_FindPath()) {
BlockedPath* blockedPath = _FindPath(path);
BlockedPath* blockedPath = _FindPath(path);
return _FindPath(path) != NULL;