From bd818ccdeef84bef9fed1cdbd143018a89b63454 Mon Sep 17 00:00:00 2001 From: Juri Lelli Date: Thu, 30 Apr 2015 17:35:23 +0100 Subject: DEBUG: sched,cpufreq: add cpu_capacity change tracepoint This is useful when we want to compare cpu utilization and cpu curr capacity side by side. Signed-off-by: Juri Lelli --- include/linux/sched.h | 2 ++ include/trace/events/power.h | 7 +++++++ 2 files changed, 9 insertions(+) (limited to 'include') diff --git a/include/linux/sched.h b/include/linux/sched.h index c707c613664f..951422587dd9 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1048,6 +1048,8 @@ struct sched_group_energy { struct capacity_state *cap_states; /* ptr to capacity state array */ }; +unsigned long capacity_curr_of(int cpu); + struct sched_group; struct sched_domain { diff --git a/include/trace/events/power.h b/include/trace/events/power.h index 9af0d898016a..8924cc2b4ca8 100644 --- a/include/trace/events/power.h +++ b/include/trace/events/power.h @@ -145,6 +145,13 @@ TRACE_EVENT(cpu_frequency_limits, (unsigned long)__entry->cpu_id) ); +DEFINE_EVENT(cpu, cpu_capacity, + + TP_PROTO(unsigned int capacity, unsigned int cpu_id), + + TP_ARGS(capacity, cpu_id) +); + TRACE_EVENT(device_pm_callback_start, TP_PROTO(struct device *dev, const char *pm_ops, int event), -- cgit v1.2.3