[PATCH 14/14] leds: Use vtime aware kcpustat accessor to fetch CPUTIME_SYSTEM

[Frederic Weisbecker]

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 <yauheni.kaliuta@xxxxxxxxxx>
Signed-off-by: Frederic Weisbecker <frederic@xxxxxxxxxx>
Cc: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx>
Cc: Pavel Machek <pavel@xxxxxx>
Cc: Yauheni Kaliuta <yauheni.kaliuta@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Wanpeng Li <wanpengli@xxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
---
 drivers/leds/trigger/ledtrig-activity.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/leds/trigger/ledtrig-activity.c b/drivers/leds/trigger/ledtrig-activity.c
index 6a72b7e13719..ddfc5edd07c8 100644
--- a/drivers/leds/trigger/ledtrig-activity.c
+++ b/drivers/leds/trigger/ledtrig-activity.c
@@ -59,7 +59,7 @@ static void led_activity_function(struct timer_list *t)
 	for_each_possible_cpu(i) {
 		curr_used += kcpustat_cpu(i).cpustat[CPUTIME_USER]
 			  +  kcpustat_cpu(i).cpustat[CPUTIME_NICE]
-			  +  kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM]
+			  +  kcpustat_field(&kcpustat_cpu(i), CPUTIME_SYSTEM, i)
 			  +  kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ]
 			  +  kcpustat_cpu(i).cpustat[CPUTIME_IRQ];
 		cpus++;
-- 
2.23.0