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cpufreq: powernv/tracing: Add powernv_throttle tracepoint

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This patch adds the powernv_throttle tracepoint to trace the CPU
frequency throttling event, which is used by the powernv-cpufreq
driver in POWER8.

Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Shilpasri G Bhat
2016-02-05 02:38:02 +01:00
committed by Rafael J. Wysocki
parent 96c4726f01
commit 0306e481d4
2 changed files with 23 additions and 0 deletions
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kernel/trace/power-traces.c
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@@ -15,4 +15,5 @@
EXPORT_TRACEPOINT_SYMBOL_GPL(suspend_resume);
EXPORT_TRACEPOINT_SYMBOL_GPL(cpu_idle);
EXPORT_TRACEPOINT_SYMBOL_GPL(powernv_throttle);