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tracing: convert c/p state power tracer to use tracepoints

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Convert the c/p state "power" tracer to use tracepoints. Avoids a
function call when the tracer is disabled.

Signed-off-by: Jason Baron <jbaron@redhat.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
This commit is contained in:
Jason Baron
2009-02-11 13:57:25 -05:00
committed by Steven Rostedt
parent 45141d4667
commit b5f9fd0f8a
4 changed files with 119 additions and 84 deletions
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2
arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
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@@ -70,6 +70,8 @@ struct acpi_cpufreq_data {
static DEFINE_PER_CPU(struct acpi_cpufreq_data *, drv_data);
DEFINE_TRACE(power_mark);
/* acpi_perf_data is a pointer to percpu data. */
static struct acpi_processor_performance *acpi_perf_data;