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| author | Ingo Molnar | 2008-12-14 21:58:46 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2008-12-14 22:00:31 +0100 |
| commit | 75f224cf7700ed6006574dc3f2efa29860727570 (patch) | |
| tree | 5b27887879cb3aedca83e786112baa9920b146ed /arch/x86/kernel/cpu/perf_counter.c | |
| parent | perfcounters, x86: fix sw counters on non-PMC CPUs (diff) | |
| download | kernel-qcow2-linux-75f224cf7700ed6006574dc3f2efa29860727570.tar.gz kernel-qcow2-linux-75f224cf7700ed6006574dc3f2efa29860727570.tar.xz kernel-qcow2-linux-75f224cf7700ed6006574dc3f2efa29860727570.zip | |
perfcounters: fix lapic initialization
Fix non-working NMI sampling in certain bootup scenarios.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/perf_counter.c')
| -rw-r--r-- | arch/x86/kernel/cpu/perf_counter.c | 4 |
1 files 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) |