ANDROID: DEBUG: sched/tune: add tracepoint for task boost signal
Change-Id: I545d3bf5569fc41c0fa70f51dff9a19c11d532ee
Signed-off-by: Patrick Bellasi <patrick.bellasi@arm.com>
Signed-off-by: Andres Oportus <andresoportus@google.com>
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 4913e2c..8742045 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -788,6 +788,36 @@
__entry->cpu, __entry->variation, __entry->max_boost)
);
+/*
+ * Tracepoint for accounting task boosted utilization
+ */
+TRACE_EVENT(sched_boost_task,
+
+ TP_PROTO(struct task_struct *tsk, unsigned long util, unsigned long margin),
+
+ TP_ARGS(tsk, util, margin),
+
+ TP_STRUCT__entry(
+ __array( char, comm, TASK_COMM_LEN )
+ __field( pid_t, pid )
+ __field( unsigned long, util )
+ __field( unsigned long, margin )
+
+ ),
+
+ TP_fast_assign(
+ memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
+ __entry->pid = tsk->pid;
+ __entry->util = util;
+ __entry->margin = margin;
+ ),
+
+ TP_printk("comm=%s pid=%d util=%lu margin=%lu",
+ __entry->comm, __entry->pid,
+ __entry->util,
+ __entry->margin)
+);
+
#endif /* _TRACE_SCHED_H */
/* This part must be outside protection */
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 235a1a4..6ae74cc 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5741,6 +5741,8 @@
unsigned long util = task_util(task);
unsigned long margin = schedtune_task_margin(task);
+ trace_sched_boost_task(task, util, margin);
+
return util + margin;
}