[PATCH] cpufreq: schedutil: Simplify sugov_update_next_freq()

From: Rafael J. Wysocki
Date: Thu Nov 12 2020 - 14:26:50 EST


From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

Rearrange a conditional to make it more straightforward.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
---
kernel/sched/cpufreq_schedutil.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

Index: linux-pm/kernel/sched/cpufreq_schedutil.c
===================================================================
--- linux-pm.orig/kernel/sched/cpufreq_schedutil.c
+++ linux-pm/kernel/sched/cpufreq_schedutil.c
@@ -102,12 +102,10 @@ static bool sugov_should_update_freq(str
static bool sugov_update_next_freq(struct sugov_policy *sg_policy, u64 time,
unsigned int next_freq)
{
- if (!sg_policy->need_freq_update) {
- if (sg_policy->next_freq == next_freq)
- return false;
- } else {
+ if (sg_policy->need_freq_update)
sg_policy->need_freq_update = cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS);
- }
+ else if (sg_policy->next_freq == next_freq)
+ return false;

sg_policy->next_freq = next_freq;
sg_policy->last_freq_update_time = time;