Messages in this thread Patch in this message | | | From | douglas.raillard@arm ... | Subject | [RFC PATCH 4/7] sched/cpufreq: Move up sugov_cpu_is_busy() | Date | Wed, 8 May 2019 18:42:58 +0100 |
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From: Douglas RAILLARD <douglas.raillard@arm.com>
Move sugov_cpu_is_busy() static function of cpufreq_schedutil.c higher in the file so it can be used by other functions.
Signed-off-by: Douglas RAILLARD <douglas.raillard@arm.com> --- kernel/sched/cpufreq_schedutil.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-)
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index f4173a7c0f01..a52c66559321 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -173,6 +173,19 @@ static void sugov_deferred_update(struct sugov_policy *sg_policy, u64 time, } } +#ifdef CONFIG_NO_HZ_COMMON +static bool sugov_cpu_is_busy(struct sugov_cpu *sg_cpu) +{ + unsigned long idle_calls = tick_nohz_get_idle_calls_cpu(sg_cpu->cpu); + bool ret = idle_calls == sg_cpu->saved_idle_calls; + + sg_cpu->saved_idle_calls = idle_calls; + return ret; +} +#else +static inline bool sugov_cpu_is_busy(struct sugov_cpu *sg_cpu) { return false; } +#endif /* CONFIG_NO_HZ_COMMON */ + /** * get_next_freq - Compute a new frequency for a given cpufreq policy. * @sg_policy: schedutil policy object to compute the new frequency for. @@ -462,19 +475,6 @@ static unsigned long sugov_iowait_apply(struct sugov_cpu *sg_cpu, u64 time, return max(boost, util); } -#ifdef CONFIG_NO_HZ_COMMON -static bool sugov_cpu_is_busy(struct sugov_cpu *sg_cpu) -{ - unsigned long idle_calls = tick_nohz_get_idle_calls_cpu(sg_cpu->cpu); - bool ret = idle_calls == sg_cpu->saved_idle_calls; - - sg_cpu->saved_idle_calls = idle_calls; - return ret; -} -#else -static inline bool sugov_cpu_is_busy(struct sugov_cpu *sg_cpu) { return false; } -#endif /* CONFIG_NO_HZ_COMMON */ - /* * Make sugov_should_update_freq() ignore the rate limit when DL * has increased the utilization. -- 2.21.0
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