sched: EAS: add trace point sched_group_energy
Add a new trace point to debug sched_group_energy().
Change-Id: I2a43285ca9b4412675afc51e39d51cbe847a2f0b
Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org>
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 6dbc8a1..47e774e 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -1642,6 +1642,43 @@
__entry->capb, __entry->capa, __entry->capd,
__entry->nrgn, __entry->nrgp)
);
+
+TRACE_EVENT(sched_group_energy,
+
+ TP_PROTO(int cpu, long group_util, u64 total_nrg,
+ int busy_nrg, int idle_nrg, int grp_idle_idx,
+ int new_capacity),
+
+ TP_ARGS(cpu, group_util, total_nrg,
+ busy_nrg, idle_nrg, grp_idle_idx,
+ new_capacity),
+
+ TP_STRUCT__entry(
+ __field(int, cpu)
+ __field(long, group_util)
+ __field(u64, total_nrg)
+ __field(int, busy_nrg)
+ __field(int, idle_nrg)
+ __field(int, grp_idle_idx)
+ __field(int, new_capacity)
+ ),
+
+ TP_fast_assign(
+ __entry->cpu = cpu;
+ __entry->group_util = group_util;
+ __entry->total_nrg = total_nrg;
+ __entry->busy_nrg = busy_nrg;
+ __entry->idle_nrg = idle_nrg;
+ __entry->grp_idle_idx = grp_idle_idx;
+ __entry->new_capacity = new_capacity;
+ ),
+
+ TP_printk("cpu=%d group_util=%ld total_nrg=%llu busy_nrg=%d idle_nrg=%d grp_idle_idx=%d new_capacity=%d",
+ __entry->cpu, __entry->group_util,
+ __entry->total_nrg, __entry->busy_nrg, __entry->idle_nrg,
+ __entry->grp_idle_idx, __entry->new_capacity)
+);
+
/*
* Tracepoint for schedtune_tasks_update
*/
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 9fdd09a..34a8e53 100755
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5619,6 +5619,12 @@
total_energy += sg_busy_energy + sg_idle_energy;
+ trace_sched_group_energy(group_first_cpu(sg),
+ group_util, total_energy,
+ sg_busy_energy, sg_idle_energy,
+ idle_idx,
+ sg->sge->cap_states[eenv->cap_idx].cap);
+
if (!sd->child)
cpumask_xor(&visit_cpus, &visit_cpus, sched_group_cpus(sg));