Re: [Bugme-new] [Bug 13505] New: USB keyboard/mouse unresponsive for few seconds at a time

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On Mon, 22 Jun 2009, Andrew Morton wrote:

> On Mon, 22 Jun 2009 21:36:23 +0200
> Oliver Neukum <oliver@xxxxxxxxxx> wrote:
> 
> > Am Montag, 22. Juni 2009 21:22:37 schrieb Andrew Morton:
> > > On Thu, 11 Jun 2009 09:01:03 GMT
> > >
> > > bugzilla-daemon@xxxxxxxxxxxxxxxxxxx wrote:
> > > > http://bugzilla.kernel.org/show_bug.cgi?id=13505
> > 
> > Autosuspend does not work for keyboards in 2.6.29.
> > It does on 2.6.30. So if you use it buggy devices turn up now.
> > I wouldn't call that a regression.
> > 
> 
> Of course it's a regression.  The guy downloaded 2.6.30, built and
> installed it and his keyboard and mouse started to malfunction.
> 
> Now maybe it's just that USB selected an incorrect default setting,
> dunno.  But the reporter did nothing wrong here.  We did it to him.

More interestingly, how did autoresume get enabled in the first place?  
The default power level is always "on".  Something in userspace must
have changed it to "auto".  If that something were disabled then the
problem would go away.

Alan Stern

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