Re: [PATCH] flush_cpu_workqueue: don't flush an empty ->worklist

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* Srivatsa Vaddagiri <[email protected]> wrote:

> This thread makes absolutely -no- calls to try_to_freeze() in its 
> lifetime.

that's a plain bug. suspend will fail for example. A kernel thread 
either needs to mark itself PF_NOFREEZE (which means it can be ignored 
and zapped with impunity), or needs to call into try_to_freeze() with a 
sane frequency.

	Ingo
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