Merge tag 'v3.15-rc1' into perf/urgent

[mirror_ubuntu-artful-kernel.git] / arch / x86 / kernel / cpu / perf_event_intel_rapl.c

diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
index 3cec947e3b98cc9bcf0c5489dba14dd4f515e279..4b9a9e9466bd1bf8adc2e6660a1edaa61e4f8819 100644 (file)
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -673,19 +673,20 @@ static int __init rapl_pmu_init(void)
                /* unsupported */
                return 0;
        }
-       get_online_cpus();
+
+       cpu_notifier_register_begin();
 
        for_each_online_cpu(cpu) {
                rapl_cpu_prepare(cpu);
                rapl_cpu_init(cpu);
        }
 
-       perf_cpu_notifier(rapl_cpu_notifier);
+       __perf_cpu_notifier(rapl_cpu_notifier);
 
        ret = perf_pmu_register(&rapl_pmu_class, "power", -1);
        if (WARN_ON(ret)) {
                pr_info("RAPL PMU detected, registration failed (%d), RAPL PMU disabled\n", ret);
-               put_online_cpus();
+               cpu_notifier_register_done();
                return -1;
        }
 
@@ -699,7 +700,7 @@ static int __init rapl_pmu_init(void)
                hweight32(rapl_cntr_mask),
                ktime_to_ms(pmu->timer_interval));
 
-       put_online_cpus();
+       cpu_notifier_register_done();
 
        return 0;
 }