diff options
Diffstat (limited to 'kernel/sched')
-rw-r--r-- | kernel/sched/sched.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 296efd30d8c9..3fd283892761 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -2049,6 +2049,16 @@ void arch_scale_freq_tick(void) #endif #ifndef arch_scale_freq_capacity +/** + * arch_scale_freq_capacity - get the frequency scale factor of a given CPU. + * @cpu: the CPU in question. + * + * Return: the frequency scale factor normalized against SCHED_CAPACITY_SCALE, i.e. + * + * f_curr + * ------ * SCHED_CAPACITY_SCALE + * f_max + */ static __always_inline unsigned long arch_scale_freq_capacity(int cpu) { |