41 	char path[] = "/proc/self/ns/time_for_children";  in init_namespaces()
73 	FILE *proc;  in read_proc_uptime()  local
75 	proc = fopen("/proc/uptime", "r");  in read_proc_uptime()
76 	if (proc == NULL) {  in read_proc_uptime()
77 		pr_perror("Unable to open /proc/uptime");  in read_proc_uptime()
81 	if (fscanf(proc, "%lu.%02lu", &up_sec, &up_nsec) != 2) {  in read_proc_uptime()
86 		pr_err("failed to parse /proc/uptime");  in read_proc_uptime()
89 	fclose(proc);  in read_proc_uptime()
98 	FILE *proc;  in read_proc_stat_btime()  local
101 	proc = fopen("/proc/stat", "r");  in read_proc_stat_btime()
102 	if (proc == NULL) {  in read_proc_stat_btime()
103 		pr_perror("Unable to open /proc/stat");  in read_proc_stat_btime()
107 	while (fgets(line_buf, 2048, proc)) {  in read_proc_stat_btime()
110 		fclose(proc);  in read_proc_stat_btime()
115 		fclose(proc);  in read_proc_stat_btime()
118 	pr_err("failed to parse /proc/stat");  in read_proc_stat_btime()
119 	fclose(proc);  in read_proc_stat_btime()
143 		pr_fail("uptime in /proc/uptime: old %ld, new %ld [%ld]",  in check_uptime()
149 	ksft_test_result_pass("Passed for /proc/uptime\n");  in check_uptime()
172 		pr_fail("btime in /proc/stat: old %llu, new %llu [%llu]",  in check_stat_btime()
177 	ksft_test_result_pass("Passed for /proc/stat btime\n");  in check_stat_btime()