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i386: Reserve the right performance counter for the Intel PerfMon NMI watchdog 

The Intel PerfMon NMI watchdog reserves the first performance counter,
but uses the second one. Make it correctly reserve the second one.

Signed-off-by: Björn Steinbrink <B.Steinbrink@gmx.de>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Björn Steinbrink 2007-07-21 17:10:06 +02:00 committed by Linus Torvalds
parent d9c6d69145
commit e82f64e5bb
1 changed files with 2 additions and 2 deletions
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4
arch/i386/kernel/cpu/perfctr-watchdog.c
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@ -599,8 +599,8 @@ static struct wd_ops intel_arch_wd_ops = {
.setup = setup_intel_arch_watchdog,
.rearm = p6_rearm,
.stop = single_msr_stop_watchdog,
.perfctr = MSR_ARCH_PERFMON_PERFCTR0,
.evntsel = MSR_ARCH_PERFMON_EVENTSEL0,
.perfctr = MSR_ARCH_PERFMON_PERFCTR1,
.evntsel = MSR_ARCH_PERFMON_EVENTSEL1,
};
static void probe_nmi_watchdog(void)