From: Oliver Neukum <oliver@neukum.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Alan Stern <stern@rowland.harvard.edu>,
pm list <linux-pm@lists.linux-foundation.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Magnus Damm <magnus.damm@gmail.com>
Subject: Re: Run-time PM idea (was: Re: [linux-pm] [RFC][PATCH 0/2] PM: Rearrange core suspend code)
Date: Mon, 8 Jun 2009 15:58:49 +0200 [thread overview]
Message-ID: <200906081558.49860.oliver@neukum.org> (raw)
In-Reply-To: <20090608134647.GA14234@elte.hu>
Am Montag, 8. Juni 2009 15:46:47 schrieb Ingo Molnar:
> ( Providing a way to _override_ those defaults is of course natural,
> via /sysfs, should the user express an interest in tweaking it, or
> should the kernel get it so wrong that a distro wants to work it
> around. But your argument seems to be "push configuration and
> handling into user-space" which is really backwards. )
If we agree that the default shall be that the kernel doesn't switch
off features of the hardware for power saving by default, does this
make a practical difference to keeping the configuration in user space?
Regards
Oliver
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WARNING: multiple messages have this Message-ID (diff)
From: Oliver Neukum <oliver@neukum.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
Alan Stern <stern@rowland.harvard.edu>,
pm list <linux-pm@lists.linux-foundation.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Magnus Damm <magnus.damm@gmail.com>
Subject: Re: Run-time PM idea (was: Re: [linux-pm] [RFC][PATCH 0/2] PM: Rearrange core suspend code)
Date: Mon, 8 Jun 2009 15:58:49 +0200 [thread overview]
Message-ID: <200906081558.49860.oliver@neukum.org> (raw)
In-Reply-To: <20090608134647.GA14234@elte.hu>
Am Montag, 8. Juni 2009 15:46:47 schrieb Ingo Molnar:
> ( Providing a way to _override_ those defaults is of course natural,
> via /sysfs, should the user express an interest in tweaking it, or
> should the kernel get it so wrong that a distro wants to work it
> around. But your argument seems to be "push configuration and
> handling into user-space" which is really backwards. )
If we agree that the default shall be that the kernel doesn't switch
off features of the hardware for power saving by default, does this
make a practical difference to keeping the configuration in user space?
Regards
Oliver
next prev parent reply other threads:[~2009-06-08 13:58 UTC|newest]
Thread overview: 199+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-06 22:54 [RFC][PATCH 0/2] PM: Rearrange core suspend code Rafael J. Wysocki
2009-06-06 22:55 ` [RFC][PATCH 1/2] PM: Separate suspend to RAM functionality from core Rafael J. Wysocki
2009-06-06 22:55 ` Rafael J. Wysocki
2009-06-08 6:36 ` Pavel Machek
2009-06-08 6:36 ` Pavel Machek
2009-06-06 22:56 ` [RFC][PATCH 2/2] PM/Hibernate: Rename disk.c to hibernate.c Rafael J. Wysocki
2009-06-06 22:56 ` Rafael J. Wysocki
2009-06-08 6:37 ` Pavel Machek
2009-06-08 6:37 ` Pavel Machek
2009-06-07 20:51 ` [RFC][PATCH 0/2] PM: Rearrange core suspend code Alan Stern
2009-06-07 20:51 ` [linux-pm] " Alan Stern
2009-06-07 21:46 ` Run-time PM idea (was: Re: [RFC][PATCH 0/2] PM: Rearrange core suspend code) Rafael J. Wysocki
2009-06-07 21:46 ` Run-time PM idea (was: Re: [linux-pm] " Rafael J. Wysocki
2009-06-07 22:02 ` Run-time PM idea (was: " Oliver Neukum
2009-06-07 22:02 ` Run-time PM idea (was: Re: [linux-pm] " Oliver Neukum
2009-06-07 22:02 ` Oliver Neukum
2009-06-07 22:05 ` Run-time PM idea (was: " Oliver Neukum
2009-06-07 22:05 ` [linux-pm] " Oliver Neukum
2009-06-08 11:29 ` Rafael J. Wysocki
2009-06-08 11:29 ` [linux-pm] " Rafael J. Wysocki
2009-06-08 12:04 ` Oliver Neukum
2009-06-08 18:34 ` Rafael J. Wysocki
2009-06-09 7:25 ` Oliver Neukum
2009-06-09 7:25 ` [linux-pm] " Oliver Neukum
2009-06-09 14:33 ` Alan Stern
2009-06-09 14:33 ` [linux-pm] " Alan Stern
2009-06-09 14:33 ` Alan Stern
2009-06-09 14:48 ` Oliver Neukum
2009-06-09 14:48 ` Oliver Neukum
2009-06-09 14:48 ` Oliver Neukum
2009-06-09 22:44 ` [linux-pm] " Rafael J. Wysocki
2009-06-09 22:44 ` Rafael J. Wysocki
2009-06-08 18:34 ` Rafael J. Wysocki
2009-06-08 12:04 ` Oliver Neukum
2009-06-08 20:35 ` Alan Stern
2009-06-08 20:35 ` [linux-pm] " Alan Stern
2009-06-08 20:35 ` Alan Stern
2009-06-08 21:31 ` Rafael J. Wysocki
2009-06-09 2:49 ` Alan Stern
2009-06-09 2:49 ` Alan Stern
2009-06-09 22:57 ` Rafael J. Wysocki
2009-06-10 8:29 ` [patch update] " Rafael J. Wysocki
2009-06-10 8:29 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-10 14:20 ` [patch update] " Oliver Neukum
2009-06-10 14:20 ` [patch update] Re: [linux-pm] " Oliver Neukum
2009-06-10 19:27 ` Rafael J. Wysocki
2009-06-10 21:38 ` Oliver Neukum
2009-06-10 21:38 ` Oliver Neukum
2009-06-10 22:01 ` [patch update] " Rafael J. Wysocki
2009-06-10 22:01 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-10 23:07 ` Oliver Neukum
2009-06-10 23:07 ` Oliver Neukum
2009-06-10 23:42 ` [patch update] " Alan Stern
2009-06-10 23:42 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-10 23:42 ` Alan Stern
2009-06-11 13:48 ` Rafael J. Wysocki
2009-06-11 13:57 ` [patch update] " Oliver Neukum
2009-06-11 13:57 ` [patch update] Re: [linux-pm] " Oliver Neukum
2009-06-11 14:16 ` [patch update] " Alan Stern
2009-06-11 14:16 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-11 14:16 ` Alan Stern
2009-06-11 19:38 ` [patch update] " Rafael J. Wysocki
2009-06-11 19:38 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-11 13:48 ` [patch update] " Rafael J. Wysocki
2009-06-11 13:46 ` Rafael J. Wysocki
2009-06-11 13:46 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-10 23:07 ` [patch update] " Oliver Neukum
2009-06-10 21:38 ` Oliver Neukum
2009-06-10 19:27 ` Rafael J. Wysocki
2009-06-10 21:14 ` Alan Stern
2009-06-10 21:14 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-10 21:31 ` [patch update] " Rafael J. Wysocki
2009-06-10 21:31 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-10 23:15 ` [patch update] " Oliver Neukum
2009-06-10 23:15 ` [patch update] Re: [linux-pm] " Oliver Neukum
2009-06-10 23:15 ` Oliver Neukum
2009-06-11 5:27 ` [patch update] " Magnus Damm
2009-06-11 5:27 ` [patch update] Re: [linux-pm] " Magnus Damm
2009-06-11 5:27 ` Magnus Damm
2009-06-10 23:42 ` Alan Stern
2009-06-11 14:17 ` [patch update] " Rafael J. Wysocki
2009-06-11 14:17 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-11 14:52 ` [patch update] " Alan Stern
2009-06-11 14:52 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-11 15:06 ` Oliver Neukum
2009-06-11 15:06 ` Oliver Neukum
2009-06-11 15:22 ` Alan Stern
2009-06-11 15:22 ` Alan Stern
2009-06-11 16:05 ` Oliver Neukum
2009-06-11 16:05 ` Oliver Neukum
2009-06-11 18:36 ` [patch update] " Alan Stern
2009-06-11 18:36 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-11 18:36 ` Alan Stern
2009-06-11 21:05 ` [patch update] " Oliver Neukum
2009-06-11 21:05 ` [patch update] Re: [linux-pm] " Oliver Neukum
2009-06-11 21:05 ` Oliver Neukum
2009-06-12 2:16 ` Alan Stern
2009-06-12 2:16 ` Alan Stern
2009-06-12 8:15 ` Oliver Neukum
2009-06-12 14:32 ` [patch update] " Alan Stern
2009-06-12 14:32 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-12 14:32 ` Alan Stern
2009-06-12 19:09 ` [patch update] " Rafael J. Wysocki
2009-06-12 19:09 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-12 19:48 ` Alan Stern
2009-06-12 19:56 ` [patch update] " Rafael J. Wysocki
2009-06-12 19:56 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-12 21:23 ` Alan Stern
2009-06-12 23:06 ` [patch update] " Rafael J. Wysocki
2009-06-12 23:06 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-13 18:08 ` [patch update] " Alan Stern
2009-06-13 18:08 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-13 22:04 ` [patch update] " Rafael J. Wysocki
2009-06-13 22:04 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-12 21:23 ` [patch update] " Alan Stern
2009-06-12 19:48 ` Alan Stern
2009-06-12 8:15 ` Oliver Neukum
2009-06-12 2:16 ` Alan Stern
2009-06-11 16:05 ` Oliver Neukum
2009-06-11 15:22 ` Alan Stern
2009-06-11 15:06 ` Oliver Neukum
2009-06-11 19:43 ` Rafael J. Wysocki
2009-06-11 19:43 ` [patch update] Re: [linux-pm] " Rafael J. Wysocki
2009-06-12 14:25 ` [patch update] " Alan Stern
2009-06-12 14:25 ` [patch update] Re: [linux-pm] " Alan Stern
2009-06-10 23:42 ` [patch update] " Alan Stern
2009-06-11 5:18 ` [patch update] Re: [linux-pm] " Magnus Damm
2009-06-11 5:18 ` Magnus Damm
2009-06-11 9:08 ` Oliver Neukum
2009-06-12 3:13 ` [patch update] " Magnus Damm
2009-06-12 3:13 ` [patch update] Re: [linux-pm] " Magnus Damm
2009-06-12 8:11 ` Oliver Neukum
2009-06-12 10:54 ` [patch update] " Magnus Damm
2009-06-12 10:54 ` [patch update] Re: [linux-pm] " Magnus Damm
2009-06-12 10:54 ` Magnus Damm
2009-06-12 8:11 ` [patch update] " Oliver Neukum
2009-06-11 9:08 ` Oliver Neukum
2009-06-11 5:18 ` Magnus Damm
2009-06-10 20:48 ` [linux-pm] " Alan Stern
2009-06-10 20:48 ` Alan Stern
2009-06-10 21:15 ` Rafael J. Wysocki
2009-06-10 21:15 ` [linux-pm] " Rafael J. Wysocki
2009-06-10 20:48 ` Alan Stern
2009-06-09 22:57 ` Rafael J. Wysocki
2009-06-09 2:49 ` Alan Stern
2009-06-09 7:31 ` [linux-pm] " Oliver Neukum
2009-06-09 7:31 ` Oliver Neukum
2009-06-09 23:02 ` Rafael J. Wysocki
2009-06-09 23:02 ` [linux-pm] " Rafael J. Wysocki
2009-06-09 7:31 ` Oliver Neukum
2009-06-08 21:31 ` Rafael J. Wysocki
2009-06-08 6:54 ` Ingo Molnar
2009-06-08 6:54 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 11:30 ` Rafael J. Wysocki
2009-06-08 13:05 ` Ingo Molnar
2009-06-08 13:11 ` Matthew Garrett
2009-06-08 13:22 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 13:22 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 13:32 ` Matthew Garrett
2009-06-08 13:46 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 13:46 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 13:54 ` Run-time PM idea (was: " Matthew Garrett
2009-06-08 13:54 ` Run-time PM idea (was: Re: [linux-pm] " Matthew Garrett
2009-06-08 14:24 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 14:24 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 14:35 ` Run-time PM idea (was: " Matthew Garrett
2009-06-08 14:35 ` Run-time PM idea (was: Re: [linux-pm] " Matthew Garrett
2009-06-08 14:44 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 14:44 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 14:51 ` Matthew Garrett
2009-06-24 15:03 ` Run-time PM idea (was: " Pavel Machek
2009-06-24 15:03 ` Run-time PM idea (was: Re: [linux-pm] " Pavel Machek
2009-06-08 14:51 ` Run-time PM idea (was: " Matthew Garrett
2009-06-19 1:50 ` Robert Hancock
2009-06-19 1:50 ` Robert Hancock
2009-06-08 13:58 ` Oliver Neukum
2009-06-08 13:58 ` Oliver Neukum [this message]
2009-06-08 13:58 ` Run-time PM idea (was: Re: [linux-pm] " Oliver Neukum
2009-06-08 13:32 ` Run-time PM idea (was: " Matthew Garrett
2009-06-08 13:39 ` Oliver Neukum
2009-06-08 13:39 ` Run-time PM idea (was: Re: [linux-pm] " Oliver Neukum
2009-06-08 13:44 ` Run-time PM idea (was: " Matthew Garrett
2009-06-08 13:44 ` Run-time PM idea (was: Re: [linux-pm] " Matthew Garrett
2009-06-08 14:21 ` Ingo Molnar
2009-06-08 14:30 ` Matthew Garrett
2009-06-08 15:06 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 15:06 ` Run-time PM idea (was: Re: [linux-pm] " Ingo Molnar
2009-06-08 15:11 ` Matthew Garrett
2009-06-08 15:11 ` Run-time PM idea (was: " Matthew Garrett
2009-06-08 16:29 ` Ray Lee
2009-06-08 16:29 ` Run-time PM idea (was: Re: [linux-pm] " Ray Lee
2009-06-08 16:29 ` Ray Lee
2009-06-08 14:30 ` Run-time PM idea (was: " Matthew Garrett
2009-06-09 22:44 ` Jiri Kosina
2009-06-09 22:44 ` Run-time PM idea (was: Re: [linux-pm] " Jiri Kosina
2009-06-08 14:21 ` Run-time PM idea (was: " Ingo Molnar
2009-06-08 13:11 ` Matthew Garrett
2009-06-08 13:05 ` Ingo Molnar
2009-06-08 11:30 ` Rafael J. Wysocki
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