diff --git a/kernel/watchdog.c b/kernel/watchdog.c index bf9885e4417d..44ae68ae9347 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -27,6 +27,7 @@ #include #include #include +#include /* * The run state of the lockup detectors is controlled by the content of the @@ -364,8 +365,11 @@ static void watchdog_check_hardlockup_other_cpu(void) if (per_cpu(hard_watchdog_warn, next_cpu) == true) return; - if (hardlockup_panic) - panic("Watchdog detected hard LOCKUP on cpu %u", next_cpu); + if (hardlockup_panic) { + pr_err("Watchdog detected hard LOCKUP on cpu %u", + next_cpu); + msm_trigger_wdog_bite(); + } else WARN(1, "Watchdog detected hard LOCKUP on cpu %u", next_cpu); @@ -427,6 +431,9 @@ static void watchdog_overflow_callback(struct perf_event *event, return; pr_emerg("Watchdog detected hard LOCKUP on cpu %d", this_cpu); + if (hardlockup_panic) + msm_trigger_wdog_bite(); + print_modules(); print_irqtrace_events(current); if (regs) @@ -549,6 +556,9 @@ static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer) pr_emerg("BUG: soft lockup - CPU#%d stuck for %us! [%s:%d]\n", smp_processor_id(), duration, current->comm, task_pid_nr(current)); + + if (softlockup_panic) + msm_trigger_wdog_bite(); __this_cpu_write(softlockup_task_ptr_saved, current); print_modules(); print_irqtrace_events(current);