diff options
Diffstat (limited to 'kernel/softlockup.c')
| -rw-r--r-- | kernel/softlockup.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/softlockup.c b/kernel/softlockup.c index 72c2561ff5f8..edeeef3a6a32 100644 --- a/kernel/softlockup.c +++ b/kernel/softlockup.c @@ -24,6 +24,7 @@ static DEFINE_PER_CPU(unsigned long, print_timestamp); static DEFINE_PER_CPU(struct task_struct *, watchdog_task); static int did_panic; +int softlockup_thresh = 10; static int softlock_panic(struct notifier_block *this, unsigned long event, void *ptr) @@ -104,13 +105,15 @@ void softlockup_tick(void) wake_up_process(per_cpu(watchdog_task, this_cpu)); /* Warn about unreasonable 10+ seconds delays: */ - if (now <= (touch_timestamp + 10)) + if (now <= (touch_timestamp + softlockup_thresh)) return; per_cpu(print_timestamp, this_cpu) = touch_timestamp; spin_lock(&print_lock); - printk(KERN_ERR "BUG: soft lockup detected on CPU#%d!\n", this_cpu); + printk(KERN_ERR "BUG: soft lockup - CPU#%d stuck for %lus! [%s:%d]\n", + this_cpu, now - touch_timestamp, + current->comm, current->pid); if (regs) show_regs(regs); else |