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Groups > linux.kernel > #1205953
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFCv5 PATCH 20/46] sched: Relocated get_cpu_usage() and change return type |
| Date | 2015-08-12 13:00 +0200 |
| Message-ID | <pWBVf-28z-3@gated-at.bofh.it> (permalink) |
| References | <pJFN0-Ef-15@gated-at.bofh.it> <pJFN2-Ef-71@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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?
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Re: [RFCv5 PATCH 20/46] sched: Relocated get_cpu_usage() and change return type Peter Zijlstra <peterz@infradead.org> - 2015-08-12 13:00 +0200 Re: [RFCv5 PATCH 20/46] sched: Relocated get_cpu_usage() and change return type Morten Rasmussen <morten.rasmussen@arm.com> - 2015-08-12 16:40 +0200
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