Now that we have a vtime safe kcpustat accessor, use it to fix frozen kcpustat values on nohz_full CPUs.
Reported-by: Yauheni Kaliuta <[email protected]> Signed-off-by: Frederic Weisbecker <[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/leds/trigger/ledtrig-activity.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/leds/trigger/ledtrig-activity.c b/drivers/leds/trigger/ledtrig-activity.c index bcbf41c..b4a1f66 100644 --- a/drivers/leds/trigger/ledtrig-activity.c +++ b/drivers/leds/trigger/ledtrig-activity.c @@ -60,9 +60,12 @@ static void led_activity_function(struct timer_list *t) curr_used = 0; 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] + u64 user, nice, sys, guest, guest_nice; + + kcpustat_cputime(&kcpustat_cpu(i), i, &user, &nice, &sys, + &guest, &guest_nice); + + curr_used += user + nice + sys + kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ] + kcpustat_cpu(i).cpustat[CPUTIME_IRQ]; cpus++; -- 2.7.4
