diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 6937aedc0a03..f1ba57bdbdbe 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -176,11 +176,14 @@ void acpi_processor_ppc_init(struct cpufreq_policy *policy) { unsigned int cpu; + if (ignore_ppc == 1) + return; + for_each_cpu(cpu, policy->related_cpus) { struct acpi_processor *pr = per_cpu(processors, cpu); int ret; - if (!pr) + if (!pr || !pr->performance) continue; /* @@ -196,6 +199,11 @@ void acpi_processor_ppc_init(struct cpufreq_policy *policy) if (ret < 0) pr_err("Failed to add freq constraint for CPU%d (%d)\n", cpu, ret); + + ret = acpi_processor_get_platform_limit(pr); + if (ret) + pr_err("Failed to update freq constraint for CPU%d (%d)\n", + cpu, ret); } }