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SubjectRe: [patch] sched: prevent bound kthreads from changing cpus_allowed
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On Thu, 2008-06-05 at 12:57 -0700, David Rientjes wrote:
> Kthreads that have called kthread_bind() are bound to specific cpus, so
> other tasks should not be able to change their cpus_allowed from under
> them. Otherwise, it is possible to move kthreads, such as the migration
> or software watchdog threads, so they are not allowed access to the cpu
> they work on.

I'm all for it .. I've crashed test systems just by migrating tasks that
are suppose to stay bound while using cpusets ..

Daniel



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