From 75f224cf7700ed6006574dc3f2efa29860727570 Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Sun, 14 Dec 2008 21:58:46 +0100 Subject: [PATCH] perfcounters: fix lapic initialization Fix non-working NMI sampling in certain bootup scenarios. Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_counter.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 6d30f603b62c..8a154bd7ba94 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -557,10 +557,10 @@ void __init init_hw_perf_counters(void) printk(KERN_INFO "... bit_width: %d\n", eax.split.bit_width); printk(KERN_INFO "... mask_length: %d\n", eax.split.mask_length); + perf_counters_initialized = true; + perf_counters_lapic_init(0); register_die_notifier(&perf_counter_nmi_notifier); - - perf_counters_initialized = true; } static void x86_perf_counter_read(struct perf_counter *counter)