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Commit 2620eb5a authored by Chris Redpath's avatar Chris Redpath Committed by Lingutla Chandrasekhar
Browse files

ANDROID: trace/sched: Add tracepoint for sched_overutilized events 



Change-Id: Ieb46736cb21fe58024c434cd678af0abb8b0d249
Signed-off-by: default avatarChris Redpath <chris.redpath@arm.com>
Git-commit: 7022c871dfc7215d32df21936876a4d9bafeaf50
Git-repo: https://android.googlesource.com/kernel/common/


[clingutla@codeaurora.org: Resolved trivial merge conflicts]
Signed-off-by: default avatarLingutla Chandrasekhar <clingutla@codeaurora.org>
parent f6ee05f9

include/trace/events/sched.h

+13 −8
Original line number Diff line number Diff line
@@ -1511,22 +1511,28 @@ TRACE_EVENT(sched_boost_task, 
/*

 * Tracepoint for system overutilized flag

*/

TRACE_EVENT(sched_overutilized,



	TP_PROTO(int overutilized),

struct sched_domain;

TRACE_EVENT_CONDITION(sched_overutilized,



	TP_ARGS(overutilized),

	TP_PROTO(struct sched_domain *sd, bool was_overutilized, bool overutilized),



	TP_ARGS(sd, was_overutilized, overutilized),



	TP_CONDITION(overutilized != was_overutilized),



	TP_STRUCT__entry(

		__field( int,  overutilized    )

		__field( bool,	overutilized	  )

		__array( char,  cpulist , 32      )

	),



	TP_fast_assign(

		__entry->overutilized	= overutilized;

		scnprintf(__entry->cpulist, sizeof(__entry->cpulist), "%*pbl", cpumask_pr_args(sched_domain_span(sd)));

	),



	TP_printk("overutilized=%d",

		__entry->overutilized)

	TP_printk("overutilized=%d sd_span=%s",

		__entry->overutilized ? 1 : 0, __entry->cpulist)

);



/*
@@ -1628,7 +1634,6 @@ TRACE_EVENT(sched_preempt_disable, 
);



#include "walt.h"



#endif /* CONFIG_SMP */

#endif /* _TRACE_SCHED_H */

kernel/sched/fair.c

+2 −0
Original line number Diff line number Diff line
@@ -5285,11 +5285,13 @@ static bool sd_overutilized(struct sched_domain *sd) 


static void set_sd_overutilized(struct sched_domain *sd)

{

	trace_sched_overutilized(sd, sd->shared->overutilized, true);

	sd->shared->overutilized = true;

}



static void clear_sd_overutilized(struct sched_domain *sd)

{

	trace_sched_overutilized(sd, sd->shared->overutilized, false);

	sd->shared->overutilized = false;

}