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-rw-r--r--arch/x86/kernel/process_64.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index b3d7a3a04f3..4c818a73839 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -142,6 +142,8 @@ void cpu_idle(void)
start_critical_timings();
trace_power_end(smp_processor_id());
+ trace_cpu_idle(PWR_EVENT_EXIT,
+ smp_processor_id());
/* In many cases the interrupt that ended idle
has already called exit_idle. But some idle