Re: [PATCH] sched/core: Clear the root_domain cpumasks in init_rootdomain()

[Peter Zijlstra]

On Fri, Dec 04, 2015 at 09:09:01AM +0100, Ingo Molnar wrote:
> and then this code:
> 
> > >         cpumask_andnot(doms_cur[0], cpu_map, cpu_isolated_map);
> 
> uses it without first clearing it.
> 
> So is this another such bug, or am I missing something?

It uses it as destination, it does a complete write of the mask.
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