From: Pavel Machek <pavel@suse.cz>
To: "Grover, Andrew" <andrew.grover@intel.com>
Cc: kernel list <linux-kernel@vger.kernel.org>,
"Acpi-linux (E-mail)" <acpi@phobos.fachschaften.tu-muenchen.de>
Subject: Re: Let init know user wants to shutdown
Date: Wed, 11 Apr 2001 14:20:13 +0200 [thread overview]
Message-ID: <20010411142012.C32104@atrey.karlin.mff.cuni.cz> (raw)
In-Reply-To: <4148FEAAD879D311AC5700A0C969E8905DE817@orsmsx35.jf.intel.com>
In-Reply-To: <4148FEAAD879D311AC5700A0C969E8905DE817@orsmsx35.jf.intel.com>; from andrew.grover@intel.com on Tue, Apr 10, 2001 at 10:05:13AM -0700
Hi!
> This is not correct, because we want the power button to be configurable.
> The user should be able to redefine the power button's action, perhaps to
> only sleep the system. We currently surface button events to acpid, which
> then can do the right thing, including a shutdown -h now (which I assume
> notifies init).
There's no problem with configurability -- you can configure init as
well. I saw it pretty much analogic to situation with Ctrl-Alt-Del: it
also sends signal to init. Init then decides what to do. [I believe
requiring acpid for such easy stuff is not neccessary...]
Pavel
> Regards -- Andy
>
> > From: Pavel Machek [mailto:pavel@suse.cz]
> > Init should get to know that user pressed power button (so it can do
> > shutdown and poweroff). Plus, it is nice to let user know that we can
> > read such event. [I hunted bug for few hours, thinking that kernel
> > does not get the event at all].
> >
> > Here's patch to do that. Please apply,
> > Pavel
> >
> > diff -urb -x .dep* -x .hdep* -x *.[oas] -x *~ -x #* -x *CVS*
> > -x *.orig -x *.rej -x *.old -x .menu* -x asm -x local.h -x
> > System.map -x autoconf.h -x compile.h -x version.h -x
> > .version -x defkeymap.c -x uni_hash.tbl -x zImage -x vmlinu?*
> > -x TAGS -x bootsect -x *RCS* -x conmakehash -x map -x build
> > -x build -x configure -x *target* -x *.flags -x *.bak
> > clean/drivers/acpi/events/evevent.c
> > linux/drivers/acpi/events/evevent.c
> > --- clean/drivers/acpi/events/evevent.c Sun Apr 1 00:22:57 2001
> > +++ linux/drivers/acpi/events/evevent.c Wed Apr 4 01:08:11 2001
> > @@ -30,6 +30,8 @@
> > #include "acnamesp.h"
> > #include "accommon.h"
> >
> > +#include <linux/signal.h>
> > +
> > #define _COMPONENT EVENT_HANDLING
> > MODULE_NAME ("evevent")
> >
> > @@ -197,14 +172,18 @@
> > if ((status_register & ACPI_STATUS_POWER_BUTTON) &&
> > (enable_register & ACPI_ENABLE_POWER_BUTTON))
> > {
> > + printk ("acpi: Power button pressed!\n");
> > + kill_proc (1, SIGTERM, 1);
> > int_status |= acpi_ev_fixed_event_dispatch
> > (ACPI_EVENT_POWER_BUTTON);
> > }
> >
> > +
> > /* sleep button event */
> >
> > if ((status_register & ACPI_STATUS_SLEEP_BUTTON) &&
> > (enable_register & ACPI_ENABLE_SLEEP_BUTTON))
> > {
> > + printk("acpi: Sleep button pressed!\n");
> > int_status |= acpi_ev_fixed_event_dispatch
> > (ACPI_EVENT_SLEEP_BUTTON);
> > }
> >
> >
> > --
> > I'm pavel@ucw.cz. "In my country we have almost anarchy and I
> > don't care."
> > Panos Katsaloulis describing me w.r.t. patents at
> > discuss@linmodems.org
> >
--
The best software in life is free (not shareware)! Pavel
GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+
next prev parent reply other threads:[~2001-04-11 12:20 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-10 17:05 Let init know user wants to shutdown Grover, Andrew
2001-04-11 4:23 ` John R Lenton
2001-04-11 14:59 ` John Fremlin
2001-04-11 12:20 ` Pavel Machek [this message]
2001-04-11 15:10 ` John Fremlin
2001-04-11 14:56 ` John Fremlin
-- strict thread matches above, loose matches on Subject: below --
2001-04-18 22:52 Grover, Andrew
2001-04-26 22:10 ` David S. Miller
2001-04-18 21:46 Grover, Andrew
2001-04-18 22:09 ` David S. Miller
2001-04-18 22:30 ` John Fremlin
2001-04-19 2:16 ` Jeff Garzik
2001-04-19 12:04 ` David Woodhouse
2001-04-18 18:28 Grover, Andrew
2001-04-18 18:45 ` Jeff Garzik
2001-04-18 19:36 ` John Fremlin
2001-04-18 0:07 Grover, Andrew
2001-04-18 0:51 ` Alan Cox
2001-04-18 1:56 ` John Fremlin
2001-04-18 11:55 ` Alan Cox
2001-04-18 19:10 ` John Fremlin
2001-04-18 20:10 ` Alan Cox
2001-04-18 20:21 ` John Fremlin
2001-04-18 21:05 ` Avery Pennarun
2001-04-18 21:34 ` John Fremlin
2001-04-20 17:02 ` Pavel Machek
2001-05-02 16:52 ` John Fremlin
2001-04-20 17:01 ` Pavel Machek
2001-04-20 23:41 ` John Fremlin
2001-04-21 7:54 ` Pavel Machek
2001-04-24 0:17 ` Jamie Lokier
2001-04-24 1:08 ` John Fremlin
2001-04-24 10:06 ` Pavel Machek
2001-04-25 14:28 ` Jamie Lokier
2001-04-25 16:11 ` Richard Gooch
2001-04-18 1:54 ` John Fremlin
2001-04-17 16:45 Grover, Andrew
2001-04-17 19:54 ` Pavel Machek
2001-04-17 22:23 ` John Fremlin
2001-04-18 15:26 ` Simon Richter
2001-04-18 19:51 ` John Fremlin
2001-04-16 23:32 Grover, Andrew
2001-04-17 6:40 ` John Fremlin
2001-04-17 6:41 ` Simon Richter
2001-04-17 11:16 ` Pavel Machek
2001-04-12 17:25 David Balazic
2001-04-16 7:03 ` Pavel Machek
2001-04-11 17:06 Grover, Andrew
2001-04-11 18:29 ` John Fremlin
2001-04-11 4:31 alad
2001-04-04 22:02 Pavel Machek
2001-04-10 23:20 ` Miquel van Smoorenburg
2001-04-10 23:30 ` Miquel van Smoorenburg
2001-04-10 23:38 ` Kurt Roeckx
2001-04-10 23:46 ` Kurt Roeckx
2001-04-10 23:53 ` Miquel van Smoorenburg
2001-04-10 23:41 ` Mike Castle
2001-04-13 0:29 ` Pavel Machek
2001-04-16 12:42 ` Simon Richter
2001-04-16 15:49 ` Andreas Ferber
2001-04-16 16:25 ` Simon Richter
2001-04-16 21:27 ` Pavel Machek
2001-04-16 21:44 ` Simon Richter
2001-04-16 22:38 ` Andreas Ferber
2001-04-17 6:16 ` Simon Richter
2001-04-17 8:39 ` Andreas Ferber
2001-04-17 14:09 ` Simon Richter
2001-04-16 21:36 ` Ben Ford
[not found] ` <9b04food@ncc1701.cistron.net>
[not found] ` <9b052eod@ncc1701.cistron.net>
2001-04-13 0:26 ` Pavel Machek
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