diff options
author | Ingo Molnar <mingo@kernel.org> | 2014-04-14 16:44:42 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-04-14 16:44:42 +0200 |
commit | 740c699a8d316c8bf8593f19e2ca47795e690622 (patch) | |
tree | a78886955770a477945c5d84e06b2e7678733b54 /arch/x86/kernel/cpu/perf_event_intel_rapl.c | |
parent | perf/x86: Enable DRAM RAPL support on Intel Haswell (diff) | |
parent | Linux 3.15-rc1 (diff) | |
download | linux-dev-740c699a8d316c8bf8593f19e2ca47795e690622.tar.xz linux-dev-740c699a8d316c8bf8593f19e2ca47795e690622.zip |
Merge tag 'v3.15-rc1' into perf/urgent
Pick up the latest fixes.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/cpu/perf_event_intel_rapl.c')
-rw-r--r-- | arch/x86/kernel/cpu/perf_event_intel_rapl.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c index 3cec947e3b98..4b9a9e9466bd 100644 --- 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; } |