mem_write_lock 365 ext/opcache/zend_shared_alloc.c static FLOCK_STRUCTURE(mem_write_lock, F_WRLCK, SEEK_SET, 0, 1); mem_write_lock 379 ext/opcache/zend_shared_alloc.c if (mem_write_lock.l_pid == -1) { mem_write_lock 380 ext/opcache/zend_shared_alloc.c mem_write_lock.l_pid = getpid(); mem_write_lock 385 ext/opcache/zend_shared_alloc.c if (fcntl(lock_file, F_SETLKW, &mem_write_lock) == -1) {