linux-kernel - Re: [RFD] Automatic suspend

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Message-Id: <200902170029.52891.oliver@neukum.org>
Date:	Tue, 17 Feb 2009 00:29:49 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	Pavel Machek <pavel@...e.cz>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Arjan van de Ven <arjan@...radead.org>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	"Arve Hj?nnev?g" <arve@...roid.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Nigel Cunningham <nigel@...el.suspend2.net>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	mark gross <mgross@...ux.intel.com>,
	"Woodruff, Richard" <r-woodruff2@...com>,
	Uli Luckas <u.luckas@...d.de>,
	Igor Stoppa <igor.stoppa@...ia.com>,
	Brian Swetland <swetland@...gle.com>,
	Len Brown <lenb@...nel.org>
Subject: Re: [RFD] Automatic suspend

Am Monday 16 February 2009 23:51:16 schrieb Pavel Machek:
> > The user, however, may want to forcibly put a device into a low power state
> > without stopping all of the applications that depend on it (eg. have it open).
> > Do you think that we shouldn't allow users to do such things?
> 
> I don't think we should do this... of you want device to be powered
> down, just don't keep it open. revoke should be enough :-).

Keeping a device open also guarantees identity. Secondly you may
not have opened a device yourself and indeed be unable to do so.

	Regards
		Oliver

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