From: rjw@sisk.pl (Rafael J. Wysocki)
To: linux-arm-kernel@lists.infradead.org
Subject: [suspend/resume] Re: userspace notification from module
Date: Sat, 16 Jan 2010 23:21:53 +0100 [thread overview]
Message-ID: <201001162321.53616.rjw@sisk.pl> (raw)
In-Reply-To: <20100116221454.GA8425@elf.ucw.cz>
On Saturday 16 January 2010, Pavel Machek wrote:
> Hi!
>
> > > Agreed, but so what? On PC, machine would power off at that
> > > point. That would surprise the apps, too.
> > >
> > > Basically new enough userland should not make battery run low enough
> > > for either emergency power off or emergency suspend.
> >
> > I wonder how it is supposed to achieve that without knowing the current battery
> > status. Do you mean it should poll the battery driver?
>
> That's besides point, is it?
Well, mentioned that first. :-)
> Usual kernel<->user interfaces should apply here.
And we're talking about the design of these, aren't we? The notification about
the critical battery status sent to the user space is a part of the kernel-user
space interface too, after all.
Rafael
prev parent reply other threads:[~2010-01-16 22:21 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <686edb2c.6263643a.4b3f4a3b.b60b3@o2.pl>
[not found] ` <201001022201.04281.rjw@sisk.pl>
[not found] ` <20100109103212.GA1429@ucw.cz>
[not found] ` <201001091440.46434.rjw@sisk.pl>
2010-01-15 20:03 ` [suspend/resume] Re: userspace notification from module Pavel Machek
2010-01-15 22:14 ` Rafael J. Wysocki
2010-01-16 3:00 ` Eric Miao
2010-01-16 17:00 ` Stanislav Brabec
2010-01-16 18:12 ` Pavel Machek
2010-01-16 22:05 ` Rafael J. Wysocki
2010-01-16 22:19 ` Pavel Machek
2010-01-16 22:25 ` Pavel Machek
2010-01-16 22:31 ` Rafael J. Wysocki
2010-01-16 22:26 ` Rafael J. Wysocki
2010-01-17 13:07 ` Pavel Machek
2010-01-17 13:26 ` Russell King - ARM Linux
2010-01-19 5:15 ` Pavel Machek
2010-01-16 22:32 ` Russell King - ARM Linux
2010-01-16 18:12 ` Pavel Machek
2010-01-16 18:12 ` Pavel Machek
2010-01-16 22:07 ` Rafael J. Wysocki
2010-01-16 22:14 ` Pavel Machek
2010-01-16 22:21 ` Rafael J. Wysocki [this message]
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