Messages in this thread | | | Date | Fri, 11 Jan 2019 20:19:33 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH v3 4/4] /proc/stat: Call kstat_irqs_usr() only for active IRQs |
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On Fri, 11 Jan 2019, Thomas Gleixner wrote: > --- a/kernel/irq/internals.h > +++ b/kernel/irq/internals.h > @@ -246,6 +246,7 @@ static inline void kstat_incr_irqs_this_ > { > __this_cpu_inc(*desc->kstat_irqs); > __this_cpu_inc(kstat.irqs_sum); > + desc->tot_count++;
There is one issue here. True percpu interrupts, like the timer interrupts on ARM(64), will access that in parallel. But that's not rocket science to fix.
Thanks,
tglx
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