Re: [Xen-devel] [PATCH 11/60] xen/sched: move per cpu scheduler private data into struct sched_resource

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 28.05.19 at 12:32, <jgross@xxxxxxxx> wrote:
> This prepares support of larger scheduling granularities, e.g. core
> scheduling.
> 
> While at it move sched_has_urgent_vcpu() from include/asm-x86/cpuidle.h
> into schedule.c removing the need for including sched-if.h in
> cpuidle.h and multiple other C sources.
> 
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>

(minor) x86 changes
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>

> @@ -2074,6 +2072,16 @@ void wait(void)
>      schedule();
>  }
>  
> +/*
> + * vcpu is urgent if vcpu is polling event channel
> + *
> + * if urgent vcpu exists, CPU should not enter deep C state
> + */
> +int sched_has_urgent_vcpu(void)
> +{
> +    return atomic_read(&get_sched_res(smp_processor_id())->urgent_count);
> +}

Make this function's return type "bool" at the same time?

Jan



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