Re: autosuspend for HID devices, take #5

Am Mittwoch, 30. Mai 2007 17:25 schrieb Jiri Kosina:
> On Wed, 23 May 2007, Oliver Neukum wrote:
> 
> >  	del_timer_sync(&usbhid->io_retry);
> > +	cancel_work_sync(&usbhid->restart_work);
> >  	flush_scheduled_work();
> 
> Hi Oliver,
> 
> isn't the call to flush_scheduled_work() after cancel_work_sync() 
> redundant?

No, we need to wait for the other works.

> Also, we could very probably use the hotplug-safer cancel_work_sync() 
> elsewhere in your patch where you introduce flush_scheduled_work(), right?

We certainly could. Do you think it could deadlock?

	Regards
		Oliver

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