linux-kernel - Re: [suspend/resume] Re: userspace notification from module

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Message-ID: <20100109103212.GA1429@ucw.cz>
Date:	Sat, 9 Jan 2010 11:32:12 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Bart?omiej Zimo? <uzi18@...pl>, Andy Walls <awalls@...ix.net>,
	Daniel Borkmann <danborkmann@...glemail.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [suspend/resume] Re: userspace notification from module

> > Just need as fast as possible solution and on the other hand acceptable for kernel sources.
> > Usually programs needs just to disconnect something or set one flag.
> > Even if program will have no time for this it could be enough just to send this precious info.
> 
> Perhaps I don't understand correctly what you're trying to achieve, but at the
> moment suspend is always started from user space, this way or another, and on

At least zaurus (arm) suspends from kernel on battery critical.

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