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Commit 80b2e67c authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "sched: trace : Print current sched domain overutilization status"

parents 6c94ab89 110ade37

include/trace/events/sched.h

+8 −4
Original line number Diff line number Diff line
@@ -272,11 +272,12 @@ TRACE_EVENT(sched_load_balance, 
	TP_PROTO(int cpu, enum cpu_idle_type idle, int balance,

		unsigned long group_mask, int busiest_nr_running,

		unsigned long imbalance, unsigned int env_flags, int ld_moved,

		unsigned int balance_interval, int active_balance),

		unsigned int balance_interval, int active_balance,

		int overutilized),



	TP_ARGS(cpu, idle, balance, group_mask, busiest_nr_running,

		imbalance, env_flags, ld_moved, balance_interval,

		active_balance),

		active_balance, overutilized),



	TP_STRUCT__entry(

		__field(int,                    cpu)
@@ -289,6 +290,7 @@ TRACE_EVENT(sched_load_balance, 
		__field(int,                    ld_moved)

		__field(unsigned int,           balance_interval)

		__field(int,                    active_balance)

		__field(int,                    overutilized)

	),



	TP_fast_assign(
@@ -302,16 +304,18 @@ TRACE_EVENT(sched_load_balance, 
		__entry->ld_moved               = ld_moved;

		__entry->balance_interval       = balance_interval;

		__entry->active_balance		= active_balance;

		__entry->overutilized		= overutilized;

	),



	TP_printk("cpu=%d state=%s balance=%d group=%#lx busy_nr=%d imbalance=%ld flags=%#x ld_moved=%d bal_int=%d active_balance=%d",

	TP_printk("cpu=%d state=%s balance=%d group=%#lx busy_nr=%d imbalance=%ld flags=%#x ld_moved=%d bal_int=%d active_balance=%d sd_overutilized=%d",

		__entry->cpu,

		__entry->idle == CPU_IDLE ? "idle" :

		(__entry->idle == CPU_NEWLY_IDLE ? "newly_idle" : "busy"),

		__entry->balance,

		__entry->group_mask, __entry->busiest_nr_running,

		__entry->imbalance, __entry->env_flags, __entry->ld_moved,

		__entry->balance_interval, __entry->active_balance)

		__entry->balance_interval, __entry->active_balance,

		__entry->overutilized)

);



TRACE_EVENT(sched_load_balance_nohz_kick,

kernel/sched/fair.c

+2 −1
Original line number Diff line number Diff line
@@ -10590,7 +10590,8 @@ static int load_balance(int this_cpu, struct rq *this_rq, 
				 group ? group->cpumask[0] : 0,

				 busiest ? busiest->nr_running : 0,

				 env.imbalance, env.flags, ld_moved,

				 sd->balance_interval, active_balance);

				 sd->balance_interval, active_balance,

				 sd_overutilized(sd));

	return ld_moved;

}