From: Rafael J. Wysocki <[email protected]> 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 <[email protected]> --- drivers/cpufreq/intel_pstate.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) Index: linux-pm/drivers/cpufreq/intel_pstate.c =================================================================== --- linux-pm.orig/drivers/cpufreq/intel_pstate.c +++ linux-pm/drivers/cpufreq/intel_pstate.c @@ -1251,10 +1251,11 @@ static inline int32_t get_target_pstate_ 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;
