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Message-Id: <1392602117-20773-11-git-send-email-alex.shi@linaro.org>
Date: Mon, 17 Feb 2014 09:55:16 +0800
From: Alex Shi <alex.shi@...aro.org>
To: mingo@...hat.com, peterz@...radead.org, morten.rasmussen@....com
Cc: vincent.guittot@...aro.org, daniel.lezcano@...aro.org,
fweisbec@...il.com, linux@....linux.org.uk, tony.luck@...el.com,
fenghua.yu@...el.com, james.hogan@...tec.com, alex.shi@...aro.org,
jason.low2@...com, viresh.kumar@...aro.org, hanjun.guo@...aro.org,
linux-kernel@...r.kernel.org, tglx@...utronix.de,
akpm@...ux-foundation.org, arjan@...ux.intel.com, pjt@...gle.com,
fengguang.wu@...el.com, linaro-kernel@...ts.linaro.org,
wangyun@...ux.vnet.ibm.com
Subject: [PATCH v2 10/11] sched: rename update_*_cpu_load
Since we have no cpu_load update, rename the related functions:
s/update_idle_cpu_load/update_idle_rt_avg/
s/update_cpu_load_nohz/update_rt_avg_nohz/
s/update_cpu_load_active/update_avg_load_active/
No functional change.
Signed-off-by: Alex Shi <alex.shi@...aro.org>
---
Documentation/trace/ftrace.txt | 8 ++++----
include/linux/sched.h | 2 +-
kernel/sched/core.c | 2 +-
kernel/sched/fair.c | 2 +-
kernel/sched/proc.c | 8 ++++----
kernel/sched/sched.h | 4 ++--
kernel/time/tick-sched.c | 2 +-
7 files changed, 14 insertions(+), 14 deletions(-)
diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt
index bd36598..2fe46b5 100644
--- a/Documentation/trace/ftrace.txt
+++ b/Documentation/trace/ftrace.txt
@@ -1542,12 +1542,12 @@ Doing the same with chrt -r 5 and function-trace set.
<idle>-0 3dN.1 12us : menu_hrtimer_cancel <-tick_nohz_idle_exit
<idle>-0 3dN.1 12us : ktime_get <-tick_nohz_idle_exit
<idle>-0 3dN.1 12us : tick_do_update_jiffies64 <-tick_nohz_idle_exit
- <idle>-0 3dN.1 13us : update_cpu_load_nohz <-tick_nohz_idle_exit
- <idle>-0 3dN.1 13us : _raw_spin_lock <-update_cpu_load_nohz
+ <idle>-0 3dN.1 13us : update_rt_avg_nohz <-tick_nohz_idle_exit
+ <idle>-0 3dN.1 13us : _raw_spin_lock <-update_rt_avg_nohz
<idle>-0 3dN.1 13us : add_preempt_count <-_raw_spin_lock
- <idle>-0 3dN.2 13us : __update_cpu_load <-update_cpu_load_nohz
+ <idle>-0 3dN.2 13us : __update_cpu_load <-update_rt_avg_nohz
<idle>-0 3dN.2 14us : sched_avg_update <-__update_cpu_load
- <idle>-0 3dN.2 14us : _raw_spin_unlock <-update_cpu_load_nohz
+ <idle>-0 3dN.2 14us : _raw_spin_unlock <-update_rt_avg_nohz
<idle>-0 3dN.2 14us : sub_preempt_count <-_raw_spin_unlock
<idle>-0 3dN.1 15us : calc_load_exit_idle <-tick_nohz_idle_exit
<idle>-0 3dN.1 15us : touch_softlockup_watchdog <-tick_nohz_idle_exit
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6c416c8..f6afcb3 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -174,7 +174,7 @@ extern unsigned long this_cpu_load(void);
extern void calc_global_load(unsigned long ticks);
-extern void update_cpu_load_nohz(void);
+extern void update_rt_avg_nohz(void);
extern unsigned long get_parent_ip(unsigned long addr);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 32602595..74dae0e 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2431,7 +2431,7 @@ void scheduler_tick(void)
raw_spin_lock(&rq->lock);
update_rq_clock(rq);
curr->sched_class->task_tick(rq, curr, 0);
- update_cpu_load_active(rq);
+ update_avg_load_active(rq);
raw_spin_unlock(&rq->lock);
perf_event_task_tick();
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 6c37ee1..1b008ac 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6986,7 +6986,7 @@ static void nohz_idle_balance(struct rq *this_rq, enum cpu_idle_type idle)
raw_spin_lock_irq(&rq->lock);
update_rq_clock(rq);
- update_idle_cpu_load(rq);
+ update_idle_rt_avg(rq);
raw_spin_unlock_irq(&rq->lock);
rebalance_domains(rq, CPU_IDLE);
diff --git a/kernel/sched/proc.c b/kernel/sched/proc.c
index dd3c2d9..42b7706 100644
--- a/kernel/sched/proc.c
+++ b/kernel/sched/proc.c
@@ -423,7 +423,7 @@ static void calc_load_account_active(struct rq *this_rq)
* Called from nohz_idle_balance() to update the load ratings before doing the
* idle balance.
*/
-void update_idle_cpu_load(struct rq *this_rq)
+void update_idle_rt_avg(struct rq *this_rq)
{
unsigned long curr_jiffies = ACCESS_ONCE(jiffies);
@@ -440,17 +440,17 @@ void update_idle_cpu_load(struct rq *this_rq)
/*
* Called from tick_nohz_idle_exit()
*/
-void update_cpu_load_nohz(void)
+void update_rt_avg_nohz(void)
{
struct rq *this_rq = this_rq();
- update_idle_cpu_load(this_rq);
+ update_idle_rt_avg(this_rq);
}
#endif /* CONFIG_NO_HZ */
/*
* Called from scheduler_tick()
*/
-void update_cpu_load_active(struct rq *this_rq)
+void update_avg_load_active(struct rq *this_rq)
{
this_rq->last_load_update_tick = jiffies;
sched_avg_update(this_rq);
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index c623131..ab310c2 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -21,7 +21,7 @@ extern unsigned long calc_load_update;
extern atomic_long_t calc_load_tasks;
extern long calc_load_fold_active(struct rq *this_rq);
-extern void update_cpu_load_active(struct rq *this_rq);
+extern void update_avg_load_active(struct rq *this_rq);
/*
* Helpers for converting nanosecond timing to jiffy resolution
@@ -1194,7 +1194,7 @@ extern void init_dl_task_timer(struct sched_dl_entity *dl_se);
unsigned long to_ratio(u64 period, u64 runtime);
-extern void update_idle_cpu_load(struct rq *this_rq);
+extern void update_idle_rt_avg(struct rq *this_rq);
extern void init_task_runnable_average(struct task_struct *p);
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 9f8af69..b1a400a 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -866,7 +866,7 @@ static void tick_nohz_restart_sched_tick(struct tick_sched *ts, ktime_t now)
{
/* Update jiffies first */
tick_do_update_jiffies64(now);
- update_cpu_load_nohz();
+ update_rt_avg_nohz();
calc_load_exit_idle();
touch_softlockup_watchdog();
--
1.8.1.2
--
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