int cpu;
int maxcpu = -1;
DEFINE_TORTURE_RANDOM(rand);
+ int ret;
VERBOSE_TOROUT_STRING("torture_onoff task started");
for_each_online_cpu(cpu)
maxcpu = cpu;
WARN_ON(maxcpu < 0);
+ if (!IS_MODULE(CONFIG_TORTURE_TEST))
+ for_each_possible_cpu(cpu) {
+ if (cpu_online(cpu))
+ continue;
+ ret = cpu_up(cpu);
+ if (ret && verbose) {
+ pr_alert("%s" TORTURE_FLAG
+ "%s: Initial online %d: errno %d\n",
+ __func__, torture_type, cpu, ret);
+ }
+ }
if (maxcpu == 0) {
VERBOSE_TOROUT_STRING("Only one CPU, so CPU-hotplug testing is disabled");
*/
int torture_onoff_init(long ooholdoff, long oointerval)
{
- int ret = 0;
-
#ifdef CONFIG_HOTPLUG_CPU
onoff_holdoff = ooholdoff;
onoff_interval = oointerval;
if (onoff_interval <= 0)
return 0;
- ret = torture_create_kthread(torture_onoff, NULL, onoff_task);
-#endif /* #ifdef CONFIG_HOTPLUG_CPU */
- return ret;
+ return torture_create_kthread(torture_onoff, NULL, onoff_task);
+#else /* #ifdef CONFIG_HOTPLUG_CPU */
+ return 0;
+#endif /* #else #ifdef CONFIG_HOTPLUG_CPU */
}
EXPORT_SYMBOL_GPL(torture_onoff_init);
*/
int torture_shutdown_init(int ssecs, void (*cleanup)(void))
{
- int ret = 0;
-
torture_shutdown_hook = cleanup;
if (ssecs > 0) {
shutdown_time = ktime_add(ktime_get(), ktime_set(ssecs, 0));
- ret = torture_create_kthread(torture_shutdown, NULL,
+ return torture_create_kthread(torture_shutdown, NULL,
shutdown_task);
}
- return ret;
+ return 0;
}
EXPORT_SYMBOL_GPL(torture_shutdown_init);
/*
* Initialize and kick off the torture_stutter kthread.
*/
-int torture_stutter_init(int s)
+int torture_stutter_init(const int s)
{
- int ret;
-
stutter = s;
- ret = torture_create_kthread(torture_stutter, NULL, stutter_task);
- return ret;
+ return torture_create_kthread(torture_stutter, NULL, stutter_task);
}
EXPORT_SYMBOL_GPL(torture_stutter_init);