capacity_of is of use to a cpu frequency scaling policy based on cfs load tracking and cpu capacity utilization metrics. Expose this call in sched.h so it can be used in such a policy.
Signed-off-by: Michael Turquette <[email protected]> --- Changes in v2: Do not expose get_cpu_usage or capacity_orig_of in sched.h Expose capacity_of instead kernel/sched/fair.c | 5 ----- kernel/sched/sched.h | 5 +++++ 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 75aec8d..d27ded9 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4361,11 +4361,6 @@ static unsigned long target_load(int cpu, int type) return max(rq->cpu_load[type-1], total); } -static unsigned long capacity_of(int cpu) -{ - return cpu_rq(cpu)->cpu_capacity; -} - static unsigned long capacity_orig_of(int cpu) { return cpu_rq(cpu)->cpu_capacity_orig; diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index e0e1299..4925bc4 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1396,6 +1396,11 @@ unsigned long arch_scale_freq_capacity(struct sched_domain *sd, int cpu) } #endif +static inline unsigned long capacity_of(int cpu) +{ + return cpu_rq(cpu)->cpu_capacity; +} + static inline void sched_rt_avg_update(struct rq *rq, u64 rt_delta) { rq->rt_avg += rt_delta * arch_scale_freq_capacity(NULL, cpu_of(rq)); -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
