Re: [RFCv5 PATCH 20/46] sched: Relocated get_cpu_usage() and change return type

[Morten Rasmussen]

On Wed, Aug 12, 2015 at 12:59:23PM +0200, Peter Zijlstra wrote:
> On Tue, Jul 07, 2015 at 07:24:03PM +0100, Morten Rasmussen wrote:
> > +static unsigned long get_cpu_usage(int cpu)
> > +{
> > +	int sum;
> > +	unsigned long usage = cpu_rq(cpu)->cfs.utilization_load_avg;
> > +	unsigned long blocked = cpu_rq(cpu)->cfs.utilization_blocked_avg;
> > +	unsigned long capacity_orig = capacity_orig_of(cpu);
> > +
> > +	sum = usage + blocked;
> > +
> > +	if (sum >= capacity_orig)
> > +		return capacity_orig;
> > +
> > +	return sum;
> > +}
> 
> Should sum then not also be unsigned long?

Yes it should. So much for my attempt at fixing the types :(
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