Commit-ID: 7673c8a4c75d1cac2cd47156b9768f462683a09d Gitweb: https://git.kernel.org/tip/7673c8a4c75d1cac2cd47156b9768f462683a09d Author: Juri Lelli <juri.lelli@xxxxxxx> AuthorDate: Mon, 4 Dec 2017 11:23:23 +0100 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Wed, 10 Jan 2018 12:53:34 +0100 sched/cpufreq: Remove arch_scale_freq_capacity()'s 'sd' parameter The 'sd' parameter is never used in arch_scale_freq_capacity() (and it's hard to see where information coming from scheduling domains might help doing frequency invariance scaling). Remove it; also in anticipation of moving arch_scale_freq_capacity() outside CONFIG_SMP. Signed-off-by: Juri Lelli <juri.lelli@xxxxxxx> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: alessio.balsini@xxxxxxx Cc: bristot@xxxxxxxxxx Cc: claudio@xxxxxxxxxxxxxxx Cc: dietmar.eggemann@xxxxxxx Cc: joelaf@xxxxxxxxxx Cc: juri.lelli@xxxxxxxxxx Cc: luca.abeni@xxxxxxxxxxxxxxx Cc: mathieu.poirier@xxxxxxxxxx Cc: morten.rasmussen@xxxxxxx Cc: patrick.bellasi@xxxxxxx Cc: rjw@xxxxxxxxxxxxx Cc: rostedt@xxxxxxxxxxx Cc: tkjos@xxxxxxxxxxx Cc: tommaso.cucinotta@xxxxxxxxxxxxxxx Cc: vincent.guittot@xxxxxxxxxx Cc: viresh.kumar@xxxxxxxxxx Link: http://lkml.kernel.org/r/20171204102325.5110-7-juri.lelli@xxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- include/linux/arch_topology.h | 2 +- kernel/sched/fair.c | 2 +- kernel/sched/sched.h | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h index 3045112..2b70941 100644 --- a/include/linux/arch_topology.h +++ b/include/linux/arch_topology.h @@ -27,7 +27,7 @@ void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity); DECLARE_PER_CPU(unsigned long, freq_scale); static inline -unsigned long topology_get_freq_scale(struct sched_domain *sd, int cpu) +unsigned long topology_get_freq_scale(int cpu) { return per_cpu(freq_scale, cpu); } diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 9fec992..1485975 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -3120,7 +3120,7 @@ accumulate_sum(u64 delta, int cpu, struct sched_avg *sa, u32 contrib = (u32)delta; /* p == 0 -> delta < 1024 */ u64 periods; - scale_freq = arch_scale_freq_capacity(NULL, cpu); + scale_freq = arch_scale_freq_capacity(cpu); scale_cpu = arch_scale_cpu_capacity(NULL, cpu); delta += sa->period_contrib; diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index c519733..b710019 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1675,7 +1675,7 @@ extern void sched_avg_update(struct rq *rq); #ifndef arch_scale_freq_capacity static __always_inline -unsigned long arch_scale_freq_capacity(struct sched_domain *sd, int cpu) +unsigned long arch_scale_freq_capacity(int cpu) { return SCHED_CAPACITY_SCALE; } @@ -1694,7 +1694,7 @@ unsigned long arch_scale_cpu_capacity(struct sched_domain *sd, int cpu) 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)); + rq->rt_avg += rt_delta * arch_scale_freq_capacity(cpu_of(rq)); sched_avg_update(rq); } #else -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html