diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cpuidle/governors/teo.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/cpuidle/governors/teo.c b/drivers/cpuidle/governors/teo.c index ac4bb27d69b0..e97ae84fa5a8 100644 --- a/drivers/cpuidle/governors/teo.c +++ b/drivers/cpuidle/governors/teo.c @@ -117,7 +117,7 @@ static DEFINE_PER_CPU(struct teo_cpu, teo_cpus); static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev) { struct teo_cpu *cpu_data = per_cpu_ptr(&teo_cpus, dev->cpu); - int i, idx_hit = 0, idx_timer = 0; + int i, idx_timer = 0, idx_duration = 0; unsigned int hits, misses; u64 measured_ns; @@ -156,14 +156,15 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev) * states matching the sleep length and the measured idle duration. */ for (i = 0; i < drv->state_count; i++) { + s64 target_residency_ns = drv->states[i].target_residency_ns; unsigned int early_hits = cpu_data->states[i].early_hits; cpu_data->states[i].early_hits -= early_hits >> DECAY_SHIFT; - if (drv->states[i].target_residency_ns <= cpu_data->sleep_length_ns) { + if (target_residency_ns <= cpu_data->sleep_length_ns) { idx_timer = i; - if (drv->states[i].target_residency_ns <= measured_ns) - idx_hit = i; + if (target_residency_ns <= measured_ns) + idx_duration = i; } } @@ -181,11 +182,11 @@ static void teo_update(struct cpuidle_driver *drv, struct cpuidle_device *dev) misses = cpu_data->states[idx_timer].misses; misses -= misses >> DECAY_SHIFT; - if (idx_timer == idx_hit) { + if (idx_timer == idx_duration) { hits += PULSE; } else { misses += PULSE; - cpu_data->states[idx_hit].early_hits += PULSE; + cpu_data->states[idx_duration].early_hits += PULSE; } cpu_data->states[idx_timer].misses = misses; |