Re: [PATCH 8] PM: Allow user space to change the power.async_suspend flag of devices

Pavel Machek
2009-08-28T07:01:39Z

On Fri 2009-08-28 00:24:06, Rafael J. Wysocki wrote:
> On Thursday 27 August 2009, Dmitry Torokhov wrote:
> > Hi Rafael,
> >
> > On Thu, Aug 27, 2009 at 09:20:55PM +0200, Rafael J. Wysocki wrote:
> > > From: Rafael J. Wysocki <rjw@sisk.pl>
> > >
> > > Add sysfs attribute power/async for every device allowing the user
> > > space to access the device's power.async_suspend flag and modify it,
> > > if necessary.
> > >
> >
> > I don't think we should let users meddle with individual devices;
> > one global flag should be enough to work around "broken-at-the-moment"
> > issues.
>
> Well, this patch is handy for testing if anyone is interested, so I posted it.
>
> It isn't exactly safe, though, you're right.

I guess it would be acceptable to let the users disable it
per-driver... but if we can get without that, it would be better.

(it is obviously ok for debugging).
Pavel

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