Messages in this thread | | | Date | Thu, 19 Nov 2015 21:28:28 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH 6/7] cputime: Introduce vtime accounting check for readers |
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On Thu, Nov 19, 2015 at 04:47:33PM +0100, Frederic Weisbecker wrote: > +++ b/include/linux/vtime.h > @@ -17,9 +17,20 @@ static inline bool vtime_accounting_cpu_enabled(void) { return true; } > #endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */ > > #ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN > +/* > + * Checks if vtime is enabled on some CPU. Cputime readers want to be careful > + * in that case and compute the tickless cputime. > + * For now vtime state is tied to context tracking. We might want to decouple > + * those later if necessary. > + */ > +static inline bool vtime_accounting_enabled(void) > +{ > + return context_tracking_is_enabled(); > +}
Should this not also include a definition of this function for CONFIG_VIRT_CPU_ACCOUNTING_NATIVE and CONFIG_VIRT_CPU_ACCOUNTING ?
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