From f00593a4bdd22e0885db89df8ee8afcc6867994f Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> Date: Fri, 30 Sep 2016 03:13:34 +0200 Subject: [PATCH] cpufreq: intel_pstate: Clarify comment in get_target_pstate_use_performance() Make the comment explaining the meaning of the perf_scaled variable in get_target_pstate_use_performance() more straightforward. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> --- drivers/cpufreq/intel_pstate.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index bc976a3db2530..1c7b91c5805bd 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1251,10 +1251,11 @@ static inline int32_t get_target_pstate_use_performance(struct cpudata *cpu) u64 duration_ns; /* - * perf_scaled is the average performance during the last sampling - * period scaled by the ratio of the maximum P-state to the P-state - * requested last time (in percent). That measures the system's - * response to the previous P-state selection. + * perf_scaled is the ratio of the average P-state during the last + * sampling period to the P-state requested last time (in percent). + * + * That measures the system's response to the previous P-state + * selection. */ max_pstate = cpu->pstate.max_pstate_physical; current_pstate = cpu->pstate.current_pstate; -- 2.30.2