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From: Pavel Machek <pavel@ucw.cz>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Ingo Molnar <mingo@elte.hu>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Jeremy Fitzhardinge <jeremy@goop.org>,
	pm list <linux-pm@lists.linux-foundation.org>,
	Len Brown <lenb@kernel.org>,
	Jesse Barnes <jbarnes@virtuousgeek.org>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [RFC][PATCH 1/2] PM: Split up sysdev_[suspend|resume] from device_power_[down|up]
Date: Thu, 5 Mar 2009 17:54:30 +0100	[thread overview]
Message-ID: <20090305165430.GC1379@ucw.cz> (raw)
In-Reply-To: <200902221838.51548.rjw@sisk.pl>

Hi!

> Move the sysdev_suspend/resume from the callee to the callers, with
> no real change in semantics, so that we can rework the disabling of
> interrupts during suspend/hibernation.
> 
> This is based on an earlier patch from Linus.

> Index: linux-2.6/drivers/base/power/main.c
> ===================================================================
> --- linux-2.6.orig/drivers/base/power/main.c
> +++ linux-2.6/drivers/base/power/main.c
> @@ -333,7 +333,6 @@ static void dpm_power_up(pm_message_t st
>   */
>  void device_power_up(pm_message_t state)
>  {
> -	sysdev_resume();
>  	dpm_power_up(state);
>  }

And at this point we can rename dpm_power_up -> device_power_up. Good.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  parent reply	other threads:[~2009-03-05 16:55 UTC|newest]

Thread overview: 187+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-22 17:37 [RFC][PATCH 0/2] Rework disabling of interrupts during suspend-resume Rafael J. Wysocki
2009-02-22 17:38 ` [RFC][PATCH 1/2] PM: Split up sysdev_[suspend|resume] from device_power_[down|up] Rafael J. Wysocki
2009-02-22 20:56   ` Adrian Bunk
2009-02-22 21:07     ` Linus Torvalds
2009-02-22 21:12       ` Ingo Molnar
2009-02-22 22:42       ` Adrian Bunk
2009-03-05 16:54   ` Pavel Machek [this message]
2009-02-22 17:39 ` [RFC][PATCH 2/2] PM: Rework handling of interrupts during suspend-resume Rafael J. Wysocki
2009-02-22 18:01   ` Linus Torvalds
2009-02-22 22:42     ` Rafael J. Wysocki
2009-02-22 23:48       ` Rafael J. Wysocki
2009-02-23  0:05         ` Linus Torvalds
2009-02-23  1:23           ` Linus Torvalds
2009-02-23 10:52             ` Rafael J. Wysocki
2009-02-23  3:04         ` Eric W. Biederman
2009-02-23  8:44           ` Ingo Molnar
2009-02-23  9:22             ` Eric W. Biederman
2009-02-23  9:44               ` Ingo Molnar
2009-02-23 10:42                 ` Eric W. Biederman
2009-02-23 11:03                   ` Rafael J. Wysocki
2009-02-23 15:28                     ` Eric W. Biederman
2009-02-23 21:39                       ` Rafael J. Wysocki
2009-02-24  3:30                         ` Eric W. Biederman
2009-02-24 22:42                           ` Rafael J. Wysocki
2009-02-24 22:51                             ` Linus Torvalds
2009-02-24 23:07                               ` Rafael J. Wysocki
2009-02-24 23:09                                 ` Ingo Molnar
2009-02-24 23:29                                   ` Rafael J. Wysocki
2009-02-25 13:23                                     ` Ingo Molnar
2009-02-26  1:17                                     ` Arve Hjønnevåg
2009-02-26  1:27                                       ` Linus Torvalds
2009-02-26  2:13                                         ` Arve Hjønnevåg
2009-02-26  2:51                                           ` Linus Torvalds
2009-02-26  3:00                                             ` Ingo Molnar
2009-02-26  3:31                                               ` Arve Hjønnevåg
2009-02-26  3:37                                                 ` Linus Torvalds
2009-02-26  3:50                                                   ` Arve Hjønnevåg
2009-02-26  3:57                                                     ` Linus Torvalds
2009-02-26  4:13                                                       ` Arve Hjønnevåg
2009-02-26  4:20                                                         ` Eric W. Biederman
2009-02-26  4:24                                                           ` Arve Hjønnevåg
2009-02-26  9:50                                       ` Rafael J. Wysocki
2009-02-26 20:34                                         ` Arve Hjønnevåg
2009-02-26 20:57                                           ` Benjamin Herrenschmidt
2009-02-26 21:20                                             ` Arve Hjønnevåg
2009-02-26 21:49                                               ` Benjamin Herrenschmidt
2009-02-26 21:58                                           ` Rafael J. Wysocki
2009-02-26 22:10                                             ` Linus Torvalds
2009-02-26 22:30                                               ` Arve Hjønnevåg
2009-02-26 23:10                                                 ` Rafael J. Wysocki
2009-02-27  0:00                                                   ` Arve Hjønnevåg
2009-02-27  0:27                                                     ` Linus Torvalds
2009-02-27  3:20                                                       ` [linux-pm] " Alan Stern
2009-02-27  4:43                                                         ` Linus Torvalds
2009-02-27 14:59                                                           ` Alan Stern
2009-02-27 20:30                                                             ` Linus Torvalds
2009-02-28  3:54                                                               ` Arve Hjønnevåg
2009-02-28 10:06                                                                 ` Rafael J. Wysocki
2009-02-28 17:03                                                                   ` Linus Torvalds
2009-02-28 22:15                                                                   ` Arve Hjønnevåg
2009-02-26 22:30                                               ` Rafael J. Wysocki
2009-02-25  4:16                               ` Eric W. Biederman
2009-02-25  4:26                                 ` Linus Torvalds
2009-02-25  4:59                                   ` Eric W. Biederman
2009-02-25 15:32                             ` [linux-pm] " Alan Stern
2009-02-25 16:19                               ` Linus Torvalds
2009-02-23 11:04                   ` Ingo Molnar
2009-02-23 14:45                     ` Rafael J. Wysocki
2009-02-23 15:06                       ` Ingo Molnar
2009-02-23 21:59                         ` Rafael J. Wysocki
2009-02-23 10:13               ` Benjamin Herrenschmidt
2009-02-23  8:36         ` Ingo Molnar
2009-02-23 11:29           ` Rafael J. Wysocki
2009-02-23 12:28             ` Ingo Molnar
2009-02-23 14:48               ` Rafael J. Wysocki
2009-02-23 20:49               ` Benjamin Herrenschmidt
2009-02-23 12:45             ` Ingo Molnar
2009-02-23 15:07               ` Rafael J. Wysocki
2009-02-23 15:52             ` Johannes Berg
2009-02-23 17:16             ` Ingo Molnar
2009-02-23 17:28               ` Linus Torvalds
2009-02-23 22:11                 ` Rafael J. Wysocki
2009-02-23 22:11   ` Arve Hjønnevåg
2009-02-23 22:23     ` Rafael J. Wysocki
2009-02-23 22:44       ` Arve Hjønnevåg
2009-02-22 18:13 ` [RFC][PATCH 0/2] Rework disabling " Linus Torvalds
2009-02-22 18:18   ` Ingo Molnar
2009-02-22 18:25     ` Linus Torvalds
2009-02-22 18:35       ` Linus Torvalds
2009-02-22 22:37 ` Eric W. Biederman
2009-02-22 22:56   ` Benjamin Herrenschmidt
2009-02-22 23:02   ` Linus Torvalds
2009-03-01 22:21 ` [RFC][PATCH 0/4] " Rafael J. Wysocki
2009-03-01 22:24   ` [RFC][PATCH 1/4] PM: Rework handling of interrupts during suspend-resume (rev. 4) Rafael J. Wysocki
2009-03-02 23:01     ` Arve Hjønnevåg
2009-03-02 23:13       ` Rafael J. Wysocki
2009-03-02 23:18         ` Arve Hjønnevåg
2009-03-02 23:27           ` Rafael J. Wysocki
2009-03-03 22:56             ` Arve Hjønnevåg
2009-03-04 22:03               ` [Update, rev. 5] " Rafael J. Wysocki
2009-03-05 10:35                 ` Ingo Molnar
2009-03-02 23:32           ` Linus Torvalds
2009-03-02 23:35             ` Linus Torvalds
2009-03-03  0:08               ` Arve Hjønnevåg
2009-03-03  8:41                 ` Arve Hjønnevåg
2009-03-01 22:25   ` [RFC][PATCH 2/4] PM: Change suspend code ordering Rafael J. Wysocki
2009-03-02 20:48     ` Linus Torvalds
2009-03-02 22:02       ` Rafael J. Wysocki
2009-03-01 22:26   ` [RFC][PATCH 3/4] PM: Change hibernation " Rafael J. Wysocki
2009-03-01 22:27   ` [RFC][PATCH 4/4] kexec: Change kexec jump " Rafael J. Wysocki
2009-03-05 23:44   ` [RFC][PATCH 0/4] Rework disabling of interrupts during suspend-resume Linus Torvalds
2009-03-06  6:47     ` Sitsofe Wheeler
2009-03-06 10:19     ` Rafael J. Wysocki
2009-03-07 10:19 ` [RFC][PATCH][0/8] PM: Rework suspend-resume ordering to avoid problems with shared interrupts Rafael J. Wysocki
2009-03-07 10:20   ` [RFC][PATCH][1/8] PM: Rework handling of interrupts during suspend-resume (rev. 5) Rafael J. Wysocki
2009-03-07 16:51     ` [linux-pm] " Alan Stern
2009-03-07 17:56       ` Rafael J. Wysocki
2009-03-08  3:53         ` Alan Stern
2009-03-08 10:00           ` Rafael J. Wysocki
2009-03-08 12:37             ` Alan Stern
2009-03-08 17:20           ` Linus Torvalds
2009-03-08 20:40             ` Alan Stern
2009-03-08 21:37               ` Rafael J. Wysocki
2009-03-09 14:59               ` Linus Torvalds
2009-03-09 15:13                 ` Alan Stern
2009-03-09 15:40                   ` Linus Torvalds
2009-03-07 10:21   ` [RFC][PATCH][2/8] PM: Change suspend code ordering Rafael J. Wysocki
2009-03-07 10:22   ` [RFC][PATCH][3/8] PM: Change hibernation " Rafael J. Wysocki
2009-03-07 10:23   ` [RFC][PATCH][4/8] kexec: Change kexec jump " Rafael J. Wysocki
2009-03-07 10:24   ` [RFC][PATCH][5/8] PCI PM: Consistently use variable name "error" for pm call return values Rafael J. Wysocki
2009-03-07 10:25   ` [RFC][PATCH][6/8] PCI PM: Use pci_set_power_state during early resume Rafael J. Wysocki
2009-03-07 10:26   ` [RFC][PATCH][7/8] PCI PM: Move pci_restore_standard_config to pci-driver.c Rafael J. Wysocki
2009-03-07 10:27   ` [RFC][PATCH][8/8] PCI PM: Put devices into low power states during late suspend Rafael J. Wysocki
2009-03-08 19:28   ` [RFC][PATCH][0/8] PM: Rework suspend-resume ordering to avoid problems with shared interrupts Frans Pop
2009-03-08 20:50     ` Rafael J. Wysocki
2009-03-14  8:44       ` Frans Pop
2009-03-14 11:59         ` Rafael J. Wysocki
2009-03-14 14:11           ` Frans Pop
2009-03-14 22:31             ` Rafael J. Wysocki
2009-03-11  9:30 ` [PATCH 0/10] PM: Rework suspend-resume ordering to avoid problems with shared interrupts (updated) Rafael J. Wysocki
2009-03-11  9:36   ` [PATCH 1/10] PM: Rework handling of interrupts during suspend-resume (rev. 5) Rafael J. Wysocki
2009-03-11 10:33     ` Thomas Gleixner
2009-03-11 20:59       ` Rafael J. Wysocki
2009-03-11 21:42         ` Thomas Gleixner
2009-03-11 22:01           ` Rafael J. Wysocki
2009-03-11 22:45           ` Thomas Gleixner
2009-03-12 13:36             ` Rafael J. Wysocki
2009-03-12 21:43               ` [update, rev. 6] " Rafael J. Wysocki
2009-03-13  0:39                 ` Ingo Molnar
2009-03-13 17:07                   ` Rafael J. Wysocki
2009-03-13  7:15                 ` Arve Hjønnevåg
2009-03-13 16:53                   ` Rafael J. Wysocki
2009-03-13 19:55                 ` Thomas Gleixner
2009-03-13 21:56                   ` Rafael J. Wysocki
2009-03-14  7:31                     ` Thomas Gleixner
2009-03-14 10:01                       ` Rafael J. Wysocki
2009-03-14  0:04                   ` Rafael J. Wysocki
2009-03-11 21:15       ` Rafael J. Wysocki
2009-03-11 21:35         ` Thomas Gleixner
2009-03-11 21:50           ` Rafael J. Wysocki
2009-03-11 21:53             ` Thomas Gleixner
2009-03-11 22:01               ` Linus Torvalds
2009-03-11 22:13                 ` Rafael J. Wysocki
2009-03-11 22:25                 ` Thomas Gleixner
2009-03-11 22:07               ` Rafael J. Wysocki
2009-03-11  9:37   ` [PATCH 2/10] PM: Change suspend code ordering Rafael J. Wysocki
2009-03-11  9:38   ` [PATCH 3/10] PM: Change hibernation " Rafael J. Wysocki
2009-03-11  9:39   ` [PATCH 4/10] kexec: Change kexec jump " Rafael J. Wysocki
2009-03-11  9:41   ` [PATCH 5/10] PCI PM: Consistently use variable name "error" for pm call return values Rafael J. Wysocki
2009-03-11  9:42   ` [PATCH 6/10] PCI PM: Use pci_set_power_state during early resume Rafael J. Wysocki
2009-03-11  9:47   ` [PATCH 7/10] PCI PM: Move pci_restore_standard_config to pci-driver.c Rafael J. Wysocki
2009-03-11  9:48   ` [PATCH 8/10] PCI PM: Put devices into low power states during late suspend (rev. 2) Rafael J. Wysocki
2009-03-11  9:55   ` [PATCH 9/10] PCI PM: Make pci_set_power_state() handle devices with no PM support Rafael J. Wysocki
2009-03-11  9:56   ` [PATCH 10/10] PCI PM: Restore config spaces of all devices during early resume Rafael J. Wysocki
2009-03-14 11:24 ` [PATCH 0/11] PM: Rework suspend-resume ordering to avoid problems with shared interrupts (updated 2x) Rafael J. Wysocki
2009-03-14 11:26   ` [PATCH 1/11] PM: Introduce functions for suspending and resuming device interrupts Rafael J. Wysocki
2009-03-14 11:27   ` [PATCH 2/11] PM: Rework handling of interrupts during suspend-resume Rafael J. Wysocki
2009-03-14 11:28   ` [PATCH 3/11] PM: Change suspend code ordering Rafael J. Wysocki
2009-03-14 11:28   ` [PATCH 4/11] PM: Change hibernation " Rafael J. Wysocki
2009-03-14 11:29   ` [PATCH 5/11] kexec: Change kexec jump " Rafael J. Wysocki
2009-03-14 11:30   ` [PATCH 6/11] PCI PM: Consistently use variable name "error" for pm call return values Rafael J. Wysocki
2009-03-14 11:31   ` [PATCH 7/11] PCI PM: Use pci_set_power_state during early resume Rafael J. Wysocki
2009-03-14 11:32   ` [PATCH 8/11] PCI PM: Move pci_restore_standard_config to pci-driver.c Rafael J. Wysocki
2009-03-14 11:32   ` [PATCH 9/11] PCI PM: Put devices into low power states during late suspend (rev. 2) Rafael J. Wysocki
2009-03-14 11:33   ` [PATCH 10/11] PCI PM: Make pci_set_power_state() handle devices with no PM support Rafael J. Wysocki
2009-03-14 11:34   ` [PATCH 11/11] PCI PM: Restore config spaces of all devices during early resume Rafael J. Wysocki
2009-03-14 11:43   ` [PATCH 0/11] PM: Rework suspend-resume ordering to avoid problems with shared interrupts (updated 2x) Ingo Molnar

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