Re: possible issue in: Block: use a freezable workqueue for disk-event polling (62d3c5439c534b0e6c653fc63e6d8c67be3a57b1)

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Am Samstag, 17. März 2012, 16:12:36 schrieb Tejun Heo:
> Hello, Alan.
> 
> On Sat, Mar 17, 2012 at 7:39 AM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:
> > I don't know where disk_clear_events() gets called.  For example, is it
> > called by a user task when opening or closing a file or device?  If so
> > then it is freezable, which means that if a system sleep transition has
> > already started, the routine can't afford to wait until the sleep is
> > over.
> 
> Ah, okay. Thanks for the explanation, so it's a problem of dependency
> between freezable tasks. Oliver, have you actually succeeded at
> triggering the problem or is it just from reading the code?

I just looked at the code.

	Regards
		Oliver
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