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authorYinghai Lu <yinghai@kernel.org>2009-06-29 00:41:11 -0700
committerIngo Molnar <mingo@elte.hu>2009-06-29 10:19:25 +0200
commit4078c444cf667f018c3fc7ebf141131a2b7c9480 (patch)
tree4c962d6942f32f74f1ae32cae281940f334eee0e
parentc3043569dc8fbe9228b76174f15d1a7152c48a20 (diff)
perf_counter, x86: Update x86_pmu after WARN()
The print out should read the value before changing the value. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <4A487017.4090007@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/cpu/perf_counter.c4
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 b83474b6021a..d4cf4ce19aac 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -1496,17 +1496,17 @@ void __init init_hw_perf_counters(void)
pr_cont("%s PMU driver.\n", x86_pmu.name);
if (x86_pmu.num_counters > X86_PMC_MAX_GENERIC) {
- x86_pmu.num_counters = X86_PMC_MAX_GENERIC;
WARN(1, KERN_ERR "hw perf counters %d > max(%d), clipping!",
x86_pmu.num_counters, X86_PMC_MAX_GENERIC);
+ x86_pmu.num_counters = X86_PMC_MAX_GENERIC;
}
perf_counter_mask = (1 << x86_pmu.num_counters) - 1;
perf_max_counters = x86_pmu.num_counters;
if (x86_pmu.num_counters_fixed > X86_PMC_MAX_FIXED) {
- x86_pmu.num_counters_fixed = X86_PMC_MAX_FIXED;
WARN(1, KERN_ERR "hw perf counters fixed %d > max(%d), clipping!",
x86_pmu.num_counters_fixed, X86_PMC_MAX_FIXED);
+ x86_pmu.num_counters_fixed = X86_PMC_MAX_FIXED;
}
perf_counter_mask |=