Re: [RFC] Restrict kernel spawning of threads to a specified set ofcpus.

From: Frederic Weisbecker
Date: Thu Sep 12 2013 - 10:16:34 EST


On Thu, Sep 12, 2013 at 02:10:56PM +0000, Christoph Lameter wrote:
> On Thu, 12 Sep 2013, Frederic Weisbecker wrote:
>
> > Why not do this from userspace instead?
>
> Because the cpumasks are hardcoded in the kernel code.
>

Ok but you can change the affinity of a kthread from userspace, as
long as you define a cpu set that is among that kthread's cpus allowed.
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