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Commit 5671a10e authored Mar 02, 2010 by Peter Zijlstra Committed by Ingo Molnar Mar 02, 2010

nmi_watchdog: Tell the world we're active



Because I was wondering why perf stat wasn't working as expected..

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Don Zickus <dzickus@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent c99c30fe

kernel/nmi_watchdog.c

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -244,6 +244,8 @@ static int __init spawn_nmi_watchdog_task(void)
	if (nonmi_watchdog)		if (nonmi_watchdog)
	return 0;		return 0;

			printk(KERN_INFO "NMI watchdog enabled, takes one hw-pmu counter.\n");

	err = cpu_callback(&cpu_nfb, CPU_UP_PREPARE, cpu);		err = cpu_callback(&cpu_nfb, CPU_UP_PREPARE, cpu);
	if (err == NOTIFY_BAD) {		if (err == NOTIFY_BAD) {
	BUG();		BUG();