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SubjectRe: [PATCH 2/3] sched: don't call get_group() for covered cpus
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On 18 June 2013 15:33, Peter Zijlstra <peterz@infradead.org> wrote:
> On Tue, Jun 11, 2013 at 04:32:44PM +0530, Viresh Kumar wrote:
>> In build_sched_groups() we don't need to call get_group() for cpus which are
>> already covered in previous iterations. So, call get_group() after checking if
>> cpu is covered or not.
>>
>
> Aside from not needing it; doing it would mark the group used and
> eventually leak it since we wouldn't connect it and not find it again to
> free it, right?
>
> So effectively this fixes a memory leak?

Exactly. To be precise: In cases where sg->cpumask contained more
than one cpu (For any topology level), this patch helps freeing sg's
memory for all cpus leaving the group leader.

May I update the logs again?


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