Now that we have a vtime safe kcpustat accessor for CPUTIME_SYSTEM, use it to start fixing frozen kcpustat values on nohz_full CPUs.
Reported-by: Yauheni Kaliuta <[email protected]> Signed-off-by: Frederic Weisbecker <[email protected]> Cc: Rafael J. Wysocki <[email protected]> Cc: Viresh Kumar <[email protected]> Cc: Yauheni Kaliuta <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Rik van Riel <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Wanpeng Li <[email protected]> Cc: Ingo Molnar <[email protected]> --- drivers/cpufreq/cpufreq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index c52d6fa32aac..a37ebfd7e0e8 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -120,7 +120,7 @@ static inline u64 get_cpu_idle_time_jiffy(unsigned int cpu, u64 *wall) cur_wall_time = jiffies64_to_nsecs(get_jiffies_64()); busy_time = kcpustat_cpu(cpu).cpustat[CPUTIME_USER]; - busy_time += kcpustat_cpu(cpu).cpustat[CPUTIME_SYSTEM]; + busy_time += kcpustat_field(&kcpustat_cpu(cpu), CPUTIME_SYSTEM, cpu); busy_time += kcpustat_cpu(cpu).cpustat[CPUTIME_IRQ]; busy_time += kcpustat_cpu(cpu).cpustat[CPUTIME_SOFTIRQ]; busy_time += kcpustat_cpu(cpu).cpustat[CPUTIME_STEAL]; -- 2.23.0
