diff options
| -rw-r--r-- | drivers/cpuidle/governors/menu.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c index b96e3da0fedd..f3c9d49f0f2a 100644 --- a/drivers/cpuidle/governors/menu.c +++ b/drivers/cpuidle/governors/menu.c @@ -14,8 +14,6 @@ #include <linux/ktime.h> #include <linux/hrtimer.h> #include <linux/tick.h> -#include <linux/sched.h> -#include <linux/sched/loadavg.h> #include <linux/sched/stat.h> #include <linux/math64.h> @@ -95,16 +93,11 @@ * state, and thus the less likely a busy CPU will hit such a deep * C state. * - * Two factors are used in determing this multiplier: - * a value of 10 is added for each point of "per cpu load average" we have. - * a value of 5 points is added for each process that is waiting for - * IO on this CPU. - * (these values are experimentally determined) - * - * The load average factor gives a longer term (few seconds) input to the - * decision, while the iowait value gives a cpu local instantanious input. - * The iowait factor may look low, but realize that this is also already - * represented in the system load average. + * Currently there is only one value determining the factor: + * 10 points are added for each process that is waiting for IO on this CPU. + * (This value was experimentally determined.) + * Utilization is no longer a factor as it was shown that it never contributed + * significantly to the performance multiplier in the first place. * */ |