173 	pid_t pid;  in vsyscall()  local
176 	pid = fork();  in vsyscall()
177 	if (pid < 0) {  in vsyscall()
181 	if (pid == 0) {  in vsyscall()
206 	waitpid(pid, &wstatus, 0);  in vsyscall()
216 static int test_proc_pid_maps(pid_t pid)  in test_proc_pid_maps()  argument
219 	snprintf(buf, sizeof(buf), "/proc/%u/maps", pid);  in test_proc_pid_maps()
238 static int test_proc_pid_numa_maps(pid_t pid)  in test_proc_pid_numa_maps()  argument
241 	snprintf(buf, sizeof(buf), "/proc/%u/numa_maps", pid);  in test_proc_pid_numa_maps()
261 static int test_proc_pid_smaps(pid_t pid)  in test_proc_pid_smaps()  argument
264 	snprintf(buf, sizeof(buf), "/proc/%u/smaps", pid);  in test_proc_pid_smaps()
325 static int test_proc_pid_smaps_rollup(pid_t pid)  in test_proc_pid_smaps_rollup()  argument
328 	snprintf(buf, sizeof(buf), "/proc/%u/smaps_rollup", pid);  in test_proc_pid_smaps_rollup()
369 static int test_proc_pid_statm(pid_t pid)  in test_proc_pid_statm()  argument
372 	snprintf(buf, sizeof(buf), "/proc/%u/statm", pid);  in test_proc_pid_statm()
462 	pid_t pid = fork();  in main()  local
463 	if (pid == -1) {  in main()
466 	} else if (pid == 0) {  in main()
512 			rv = test_proc_pid_maps(pid);  in main()
515 			rv = test_proc_pid_numa_maps(pid);  in main()
518 			rv = test_proc_pid_smaps(pid);  in main()
521 			rv = test_proc_pid_smaps_rollup(pid);  in main()
524 			rv = test_proc_pid_statm(pid);  in main()
529 		waitpid(pid, &wstatus, 0);  in main()