Re: [PATCH, RFC] reimplement flush_workqueue()

From: Srivatsa Vaddagiri
Date: Fri Jan 05 2007 - 04:04:23 EST


On Thu, Jan 04, 2007 at 10:31:07AM -0800, Andrew Morton wrote:
> But before we do much more of this we should have a wrapper. Umm
>
> static inline void block_cpu_hotplug(void)
> {
> preempt_disable();
> }

Nack.

This will only block cpu down, not cpu_up and hence is a misnomer. I would be
vary of ignoring cpu_up events totally in writing hotplug safe code.

--
Regards,
vatsa
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