static int __read_mostly did_panic;
static bool hung_task_show_lock;
+static bool hung_task_call_panic;
static struct task_struct *watchdog_task;
touch_nmi_watchdog();
if (sysctl_hung_task_panic) {
- if (hung_task_show_lock)
- debug_show_all_locks();
- trigger_all_cpu_backtrace();
- panic("hung_task: blocked tasks");
+ hung_task_show_lock = true;
+ hung_task_call_panic = true;
}
}
rcu_read_unlock();
if (hung_task_show_lock)
debug_show_all_locks();
+ if (hung_task_call_panic) {
+ trigger_all_cpu_backtrace();
+ panic("hung_task: blocked tasks");
+ }
}
static long hung_timeout_jiffies(unsigned long last_checked,