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-rw-r--r--arch/x86/kernel/cpu/sched.c55
1 files changed, 0 insertions, 55 deletions
diff --git a/arch/x86/kernel/cpu/sched.c b/arch/x86/kernel/cpu/sched.c
deleted file mode 100644
index a640ae5..0000000
--- a/arch/x86/kernel/cpu/sched.c
+++ /dev/null
@@ -1,55 +0,0 @@
-#include <linux/sched.h>
-#include <linux/math64.h>
-#include <linux/percpu.h>
-#include <linux/irqflags.h>
-
-#include <asm/cpufeature.h>
-#include <asm/processor.h>
-
-#ifdef CONFIG_SMP
-
-static DEFINE_PER_CPU(struct aperfmperf, old_perf_sched);
-
-static unsigned long scale_aperfmperf(void)
-{
- struct aperfmperf val, *old = &__get_cpu_var(old_perf_sched);
- unsigned long ratio, flags;
-
- local_irq_save(flags);
- get_aperfmperf(&val);
- local_irq_restore(flags);
-
- ratio = calc_aperfmperf_ratio(old, &val);
- *old = val;
-
- return ratio;
-}
-
-unsigned long arch_scale_freq_power(struct sched_domain *sd, int cpu)
-{
- /*
- * do aperf/mperf on the cpu level because it includes things
- * like turbo mode, which are relevant to full cores.
- */
- if (boot_cpu_has(X86_FEATURE_APERFMPERF))
- return scale_aperfmperf();
-
- /*
- * maybe have something cpufreq here
- */
-
- return default_scale_freq_power(sd, cpu);
-}
-
-unsigned long arch_scale_smt_power(struct sched_domain *sd, int cpu)
-{
- /*
- * aperf/mperf already includes the smt gain
- */
- if (boot_cpu_has(X86_FEATURE_APERFMPERF))
- return SCHED_LOAD_SCALE;
-
- return default_scale_smt_power(sd, cpu);
-}
-
-#endif