[PATCH 7/9] sched: Make default_scale_freq_power() static

From: Li Zefan
Date: Tue Mar 05 2013 - 03:07:57 EST


As default_scale_{freq,smt}_power() and update_rt_power() are used
in kernel/sched/fair.c only, annotate them as static functions.

Signed-off-by: Li Zefan <lizefan@xxxxxxxxxx>
---
include/linux/sched.h | 3 ---
kernel/sched/fair.c | 6 +++---
2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 04b834f..eadd113 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -880,9 +880,6 @@ extern void partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
cpumask_var_t *alloc_sched_domains(unsigned int ndoms);
void free_sched_domains(cpumask_var_t doms[], unsigned int ndoms);

-unsigned long default_scale_freq_power(struct sched_domain *sd, int cpu);
-unsigned long default_scale_smt_power(struct sched_domain *sd, int cpu);
-
bool cpus_share_cache(int this_cpu, int that_cpu);

#else /* CONFIG_SMP */
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 7a33e59..9f23112 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4245,7 +4245,7 @@ static inline int get_sd_load_idx(struct sched_domain *sd,
return load_idx;
}

-unsigned long default_scale_freq_power(struct sched_domain *sd, int cpu)
+static unsigned long default_scale_freq_power(struct sched_domain *sd, int cpu)
{
return SCHED_POWER_SCALE;
}
@@ -4255,7 +4255,7 @@ unsigned long __weak arch_scale_freq_power(struct sched_domain *sd, int cpu)
return default_scale_freq_power(sd, cpu);
}

-unsigned long default_scale_smt_power(struct sched_domain *sd, int cpu)
+static unsigned long default_scale_smt_power(struct sched_domain *sd, int cpu)
{
unsigned long weight = sd->span_weight;
unsigned long smt_gain = sd->smt_gain;
@@ -4270,7 +4270,7 @@ unsigned long __weak arch_scale_smt_power(struct sched_domain *sd, int cpu)
return default_scale_smt_power(sd, cpu);
}

-unsigned long scale_rt_power(int cpu)
+static unsigned long scale_rt_power(int cpu)
{
struct rq *rq = cpu_rq(cpu);
u64 total, available, age_stamp, avg;
--
1.8.0.2
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