Merge "sched: Extend ftrace event to record boost and reason code" (375746f1) · Commits · e / devices / android_kernel_sony_msm8994

include/trace/events/sched.h

+26 −4

Original line number	Diff line number	Diff line
		@@ -116,9 +116,9 @@ TRACE_EVENT(sched_enq_deq_task,

		TRACE_EVENT(sched_task_load,

		TP_PROTO(struct task_struct *p),
		TP_PROTO(struct task_struct *p, int boost, int reason),

		TP_ARGS(p),
		TP_ARGS(p, boost, reason),

		TP_STRUCT__entry(
		__array( char, comm, TASK_COMM_LEN )
		@@ -127,6 +127,8 @@ TRACE_EVENT(sched_task_load,
		__field(unsigned int, sum_scaled )
		__field(unsigned int, period )
		__field(unsigned int, demand )
		__field( int, boost )
		__field( int, reason )
		),

		TP_fast_assign(
		@@ -136,11 +138,14 @@ TRACE_EVENT(sched_task_load,
		__entry->sum_scaled = p->se.avg.runnable_avg_sum_scaled;
		__entry->period = p->se.avg.runnable_avg_period;
		__entry->demand = p->ravg.demand;
		__entry->boost = boost;
		__entry->reason = reason;
		),

		TP_printk("%d (%s): sum=%u, sum_scaled=%u, period=%u demand=%u",
		TP_printk("%d (%s): sum=%u, sum_scaled=%u, period=%u demand=%u boost=%d reason=%d",
		__entry->pid, __entry->comm, __entry->sum,
		__entry->sum_scaled, __entry->period, __entry->demand)
		__entry->sum_scaled, __entry->period, __entry->demand,
		__entry->boost, __entry->reason)
		);

		TRACE_EVENT(sched_cpu_load,
		@@ -188,6 +193,23 @@ TRACE_EVENT(sched_cpu_load,
		__entry->power_cost)
		);

		TRACE_EVENT(sched_set_boost,

		TP_PROTO(int ref_count),

		TP_ARGS(ref_count),

		TP_STRUCT__entry(
		__field(unsigned int, ref_count )
		),

		TP_fast_assign(
		__entry->ref_count = ref_count;
		),

		TP_printk("ref_count=%d", __entry->ref_count)
		);

		#endif /* CONFIG_SCHED_HMP */

		#if defined(CONFIG_SCHED_FREQ_INPUT) \|\| defined(CONFIG_SCHED_HMP)

+4 −2

Original line number	Diff line number	Diff line
		@@ -1485,6 +1485,7 @@ int sched_set_boost(int enable)
		if (!old_refcount && boost_refcount)
		boost_kick_cpus();

		trace_sched_set_boost(boost_refcount);
		spin_unlock_irqrestore(&boost_lock, flags);

		return ret;
		@@ -1750,10 +1751,11 @@ static int select_best_cpu(struct task_struct *p, int target, int reason)
		int cpu_cost, min_cost = INT_MAX;
		u64 load, min_load = ULLONG_MAX, min_fallback_load = ULLONG_MAX;
		int small_task = is_small_task(p);
		int boost = sched_boost();

		trace_sched_task_load(p);
		trace_sched_task_load(p, boost, reason);

		if (small_task && !sched_boost()) {
		if (small_task && !boost) {
		best_cpu = best_small_task_cpu(p);
		goto done;
		}