text: // SPDX-License-Identifier: GPL-2.0-or-later
  /*
   * Copyright (c) 2009 FUJITSU LIMITED
   * Author: Li Zefan <lizf@cn.fujitsu.com>
   */
  
  #define _GNU_SOURCE
  
  #include <sched.h>
  #include <stdlib.h>
  #include <unistd.h>
  #include "test.h"
  
  #define DEFAULT_USEC	30000
  
  int foo(void __attribute__ ((unused)) * arg)
  {
  	return 0;
  }
  
  int main(int argc, char **argv)
  {
  	int usec;
  
  	if (argc == 2)
  		usec = atoi(argv[1]);
  	else
  		usec = DEFAULT_USEC;
  
  	while (1) {
  		usleep(usec);
  		ltp_clone_quick(CLONE_NEWNS, foo, NULL);
  	}
  
  	tst_exit();
  }
  