linux-kernel - Re: [RFC][PATCH 1/10] PM: Add flag for devices capable of generating run-time wake-up events

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Message-Id: <200911162223.15897.oliver@neukum.org>
Date:	Mon, 16 Nov 2009 22:23:15 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	Alan Stern <stern@...land.harvard.edu>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Shaohua Li <shaohua.li@...el.com>,
	Bjorn Helgaas <bjorn.helgaas@...com>
Subject: Re: [RFC][PATCH 1/10] PM: Add flag for devices capable of generating run-time wake-up events

Am Montag, 16. November 2009 22:00:49 schrieb Alan Stern:
> > > What if the user wants to override the kernel's setting?  Should there 
> > > be a sysfs attribute controlling the flag?
> >
> > 
> > I have no plans for adding anything like that.
> 
> So if the kernel makes a mistake here, the user won't be able to 
> correct it.

If the kernel cannot tell whether a device can generate a request for
remote wakeup, how would it know the enable such requests?
Now we might come to a device that has a flatly wrong firmware,
but has that really been encountered in the wild?

	Regards
		Oliver
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