diff options
| author | Frederic Weisbecker <frederic@kernel.org> | 2019-10-16 05:57:00 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-10-29 12:01:19 +0300 |
| commit | e79b3ddad6790aabead5fb775456a5b0599e97ee (patch) | |
| tree | 1d4f19d67876b5d308a71613160df9aba98a5bcb /drivers/leds/trigger | |
| parent | 49bb001e246d3a44692f8418c8e38d9ef4aa405f (diff) | |
| download | linux-e79b3ddad6790aabead5fb775456a5b0599e97ee.tar.xz | |
leds: Use vtime aware kcpustat accessor to fetch CPUTIME_SYSTEM
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@redhat.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rafael J . Wysocki <rjw@rjwysocki.net>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Wanpeng Li <wanpengli@tencent.com>
Link: https://lkml.kernel.org/r/20191016025700.31277-15-frederic@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/leds/trigger')
| -rw-r--r-- | drivers/leds/trigger/ledtrig-activity.c | 2 |
1 files changed, 1 insertions, 1 deletions
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++; |