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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-09-17 09:44:29 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-09-17 09:44:29 +0200
commitca61a72ac371b5a12fafd36248b93431c6694c3c (patch)
treeefcaab34d3bffc19acc3dcf4d427d2b987e782b0 /kernel
parent2cdd5cc7032636d5f17822c6ba30ac08bfd2cb6d (diff)
parent1c5c1b5d8efe21efa74b7a21e8c078711b984ae4 (diff)
downloadlinux-ca61a72ac371b5a12fafd36248b93431c6694c3c.tar.gz
Merge branch 'pm-cpufreq'
* pm-cpufreq: (36 commits)
  cpufreq: Add qcs404 to cpufreq-dt-platdev blacklist
  cpufreq: qcom: Add support for qcs404 on nvmem driver
  cpufreq: qcom: Refactor the driver to make it easier to extend
  cpufreq: qcom: Re-organise kryo cpufreq to use it for other nvmem based qcom socs
  dt-bindings: opp: Add qcom-opp bindings with properties needed for CPR
  dt-bindings: opp: qcom-nvmem: Support pstates provided by a power domain
  Documentation: cpufreq: Update policy notifier documentation
  cpufreq: Remove CPUFREQ_ADJUST and CPUFREQ_NOTIFY policy notifier events
  sched/cpufreq: Align trace event behavior of fast switching
  ACPI: cpufreq: Switch to QoS requests instead of cpufreq notifier
  video: pxafb: Remove cpufreq policy notifier
  video: sa1100fb: Remove cpufreq policy notifier
  arch_topology: Use CPUFREQ_CREATE_POLICY instead of CPUFREQ_NOTIFY
  cpufreq: powerpc_cbe: Switch to QoS requests for freq limits
  cpufreq: powerpc: macintosh: Switch to QoS requests for freq limits
  cpufreq: Print driver name if cpufreq_suspend() fails
  cpufreq: mediatek: Add support for mt8183
  cpufreq: mediatek: change to regulator_get_optional
  cpufreq: imx-cpufreq-dt: Add i.MX8MN support
  cpufreq: Use imx-cpufreq-dt for i.MX8MN's speed grading
  ...
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/cpufreq_schedutil.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 867b4bb6d4be..b03ca2f73713 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -117,6 +117,7 @@ static void sugov_fast_switch(struct sugov_policy *sg_policy, u64 time,
 			      unsigned int next_freq)
 {
 	struct cpufreq_policy *policy = sg_policy->policy;
+	int cpu;
 
 	if (!sugov_update_next_freq(sg_policy, time, next_freq))
 		return;
@@ -126,7 +127,11 @@ static void sugov_fast_switch(struct sugov_policy *sg_policy, u64 time,
 		return;
 
 	policy->cur = next_freq;
-	trace_cpu_frequency(next_freq, smp_processor_id());
+
+	if (trace_cpu_frequency_enabled()) {
+		for_each_cpu(cpu, policy->cpus)
+			trace_cpu_frequency(next_freq, cpu);
+	}
 }
 
 static void sugov_deferred_update(struct sugov_policy *sg_policy, u64 time,