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downstream: cpufreq: CPPC: Don't warn on failing to read perf counters on offline cpus #42

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downstream: cpufreq: CPPC: Don't warn on failing to read perf counters on offline cpus #42

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10 changes: 4 additions & 6 deletions drivers/cpufreq/cppc_cpufreq.c
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Original file line number Diff line number Diff line change
Expand Up @@ -171,16 +171,14 @@ static void cppc_cpufreq_cpu_fie_init(struct cpufreq_policy *policy)
init_irq_work(&cppc_fi->irq_work, cppc_irq_work);

ret = cppc_get_perf_ctrs(cpu, &cppc_fi->prev_perf_fb_ctrs);
if (ret) {
pr_warn("%s: failed to read perf counters for cpu:%d: %d\n",
__func__, cpu, ret);

if (ret && cpu_online(cpu)) {
/*
* Don't abort if the CPU was offline while the driver
* was getting registered.
*/
if (cpu_online(cpu))
return;
pr_debug("%s: failed to read perf counters for cpu:%d: %d\n",
__func__, cpu, ret);
return;
}
}

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