Re: [PATCH UPDATED] workqueue: relax lockdep annotation on flush_work()

From: Rafael J. Wysocki
Date: Mon Jan 03 2011 - 16:26:28 EST


On Monday, January 03, 2011, Tejun Heo wrote:
> On Mon, Jan 03, 2011 at 04:14:45PM +0100, Peter Zijlstra wrote:
> > > Hmmm? The code applies the most strict contraints. If the workqueue
> > > has a rescuer, flushing another work from the workqueue will always
> > > trigger lockdep warning. The rule is relaxed only for workqueues
> > > which aren't used for memory reclaiming && support parallel execution.
> >
> > Ah, ok. I read it like: if the current thread is a rescue thread.
>
> Ah, I see. Rafael, can you please verify the updated version is okay
> too (it should be but just in case)?

It still appears to be fine.

Thanks,
Rafael
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