From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Felipe Balbi <me@felipebalbi.com>
Cc: Brian Swetland <swetland@google.com>,
James Bottomley <James.Bottomley@suse.de>,
Kevin Hilman <khilman@deeprootsystems.com>,
Alan Stern <stern@rowland.harvard.edu>,
linux-omap@vger.kernel.org, "Theodore Ts'o" <tytso@mit.edu>,
Geoff Smith <geoffx.smith@intel.com>,
Kernel development list <linux-kernel@vger.kernel.org>,
Oleg Nesterov <oleg@redhat.com>, Tejun Heo <tj@kernel.org>,
Linux-pm mailing list <linux-pm@lists.linux-foundation.org>,
Arjan van de Ven <arjan@infradead.org>,
Liam Girdwood <lrg@slimlogic.co.uk>,
Matthew Garrett <mjg@redhat.com>
Subject: Re: [linux-pm] [PATCH 0/8] Suspend block api (version 6)
Date: Mon, 17 May 2010 11:45:42 -0700 [thread overview]
Message-ID: <20100517184541.GA7963@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20100517183904.GA14047@gandalf>
On Mon, May 17, 2010 at 09:39:05PM +0300, Felipe Balbi wrote:
> On Mon, May 17, 2010 at 11:26:59AM -0700, Brian Swetland wrote:
> > For a large majority of apps, running in the background while the
> > device is asleep (screen off) is not essential, they don't request the
> > "keep device awake" permission, never hold a wakelock, etc. Those
> > that do need to do this have the permission, may hold suspend
> > blockers, and are accounted for.
> but can anyone write an app that holds a suspend_blocker ?? If so, then
> your goal is already broken, right ? I mean, if anyone can keep a
> suspend_blocker held forever, you'll never ever sleep, right ? While
> with runtime, if you keep the keypad open, only the keypad and the paths
> directly related to it (probably the i2c controller and the power domain
> where the i2c controller sits) will be kept alive, no ?
The Android UI provides a list of which applications have been
preventing suspend and how long for, the idea being that if something
has been holding suspend blockers for ever you can at least look at the
list and see what it was.
next prev parent reply other threads:[~2010-05-17 18:45 UTC|newest]
Thread overview: 323+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-30 22:36 [PATCH 0/8] Suspend block api (version 6) Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 1/8] PM: Add suspend block api Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 2/8] PM: suspend_block: Add driver to access suspend blockers from user-space Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 3/8] PM: suspend_block: Abort task freezing if a suspend_blocker is active Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 4/8] PM: suspend_block: Add debugfs file Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 5/8] PM: suspend_block: Add suspend_blocker stats Arve Hjønnevåg
2010-04-30 22:36 ` [PATCH 6/8] PM: Add suspend blocking work Arve Hjønnevåg
2010-04-30 22:37 ` [PATCH 7/8] Input: Block suspend while event queue is not empty Arve Hjønnevåg
2010-04-30 22:37 ` [PATCH 8/8] power_supply: Block suspend while power supply change notifications are pending Arve Hjønnevåg
2010-05-01 6:14 ` [PATCH 6/8] PM: Add suspend blocking work Tejun Heo
2010-05-02 7:05 ` Pavel Machek
2010-05-04 11:16 ` [PATCH 4/8] PM: suspend_block: Add debugfs file Andi Kleen
2010-05-04 21:06 ` Arve Hjønnevåg
2010-05-02 6:57 ` [PATCH 3/8] PM: suspend_block: Abort task freezing if a suspend_blocker is active Pavel Machek
2010-05-02 7:04 ` [PATCH 2/8] PM: suspend_block: Add driver to access suspend blockers from user-space Pavel Machek
2010-05-02 21:23 ` Rafael J. Wysocki
2010-05-02 21:56 ` Alan Stern
2010-05-03 15:03 ` Rafael J. Wysocki
2010-05-03 21:26 ` Arve Hjønnevåg
2010-05-03 21:49 ` Rafael J. Wysocki
2010-05-03 22:01 ` Arve Hjønnevåg
2010-05-04 20:02 ` Rafael J. Wysocki
2010-05-04 4:16 ` Pavel Machek
2010-05-02 6:56 ` [PATCH 1/8] PM: Add suspend block api Pavel Machek
2010-05-02 20:10 ` Rafael J. Wysocki
2010-05-02 20:52 ` Pavel Machek
2010-05-02 21:29 ` Rafael J. Wysocki
2010-05-03 19:01 ` Pavel Machek
2010-05-03 21:38 ` Rafael J. Wysocki
2010-05-03 22:11 ` Alan Stern
2010-05-03 22:24 ` Arve Hjønnevåg
2010-05-02 7:01 ` Pavel Machek
2010-05-04 5:12 ` [linux-pm] " mark gross
2010-05-04 13:59 ` Alan Stern
2010-05-04 16:03 ` mark gross
2010-05-04 17:16 ` Alan Stern
2010-05-05 1:50 ` mark gross
2010-05-05 13:31 ` Matthew Garrett
2010-05-05 20:09 ` mark gross
2010-05-05 20:21 ` Matthew Garrett
2010-05-05 15:44 ` Alan Stern
2010-05-05 20:28 ` mark gross
2010-05-05 21:12 ` Alan Stern
2010-05-05 21:37 ` Brian Swetland
2010-05-05 23:47 ` Tony Lindgren
2010-05-05 23:56 ` Brian Swetland
2010-05-06 0:05 ` Tony Lindgren
2010-05-06 4:16 ` Arve Hjønnevåg
2010-05-06 17:04 ` Tony Lindgren
2010-05-07 0:10 ` Arve Hjønnevåg
2010-05-07 15:54 ` Tony Lindgren
2010-05-28 6:43 ` Pavel Machek
2010-05-28 7:01 ` Arve Hjønnevåg
2010-05-06 13:40 ` Matthew Garrett
2010-05-06 17:01 ` Tony Lindgren
2010-05-06 17:09 ` Matthew Garrett
2010-05-06 17:14 ` Tony Lindgren
2010-05-06 17:22 ` Matthew Garrett
2010-05-06 17:38 ` Tony Lindgren
2010-05-06 17:43 ` Matthew Garrett
2010-05-06 18:33 ` Tony Lindgren
2010-05-06 18:44 ` Matthew Garrett
2010-05-07 2:05 ` Tony Lindgren
2010-05-07 17:12 ` Matthew Garrett
2010-05-07 17:35 ` Tony Lindgren
2010-05-07 17:50 ` Matthew Garrett
2010-05-07 18:01 ` Tony Lindgren
2010-05-07 18:28 ` Matthew Garrett
2010-05-07 18:43 ` Tony Lindgren
2010-05-07 18:46 ` Matthew Garrett
2010-05-07 19:06 ` Daniel Walker
2010-05-07 19:28 ` Tony Lindgren
2010-05-07 19:33 ` Matthew Garrett
2010-05-07 19:55 ` Tony Lindgren
2010-05-07 20:28 ` Matthew Garrett
2010-05-07 20:53 ` Tony Lindgren
2010-05-07 21:03 ` Matthew Garrett
2010-05-07 21:25 ` Tony Lindgren
2010-05-07 21:32 ` Arve Hjønnevåg
2010-05-07 21:39 ` Matthew Garrett
2010-05-07 21:42 ` Tony Lindgren
2010-05-07 21:48 ` Matthew Garrett
2010-05-07 22:00 ` Tony Lindgren
2010-05-07 22:28 ` Matthew Garrett
2010-05-07 21:30 ` Daniel Walker
2010-05-07 21:35 ` Arve Hjønnevåg
2010-05-07 21:43 ` Daniel Walker
2010-05-07 21:38 ` Matthew Garrett
2010-05-06 18:47 ` Alan Stern
2010-05-07 2:20 ` Tony Lindgren
2010-05-28 13:29 ` Pavel Machek
2010-05-28 13:42 ` Brian Swetland
2010-05-06 17:35 ` Daniel Walker
2010-05-06 18:36 ` Tony Lindgren
2010-05-06 19:11 ` Daniel Walker
2010-05-07 2:00 ` Tony Lindgren
2010-05-07 17:20 ` Daniel Walker
2010-05-07 17:36 ` Matthew Garrett
2010-05-07 17:40 ` Daniel Walker
2010-05-07 17:51 ` Matthew Garrett
2010-05-07 18:00 ` Daniel Walker
2010-05-07 18:17 ` Tony Lindgren
2010-05-07 17:50 ` Tony Lindgren
2010-05-07 3:45 ` mgross
2010-05-07 3:45 ` mgross
2010-05-07 4:10 ` Arve Hjønnevåg
2010-05-04 20:40 ` Arve Hjønnevåg
2010-05-03 16:40 ` [PATCH 0/8] Suspend block api (version 6) Kevin Hilman
2010-05-03 17:12 ` Alan Stern
2010-05-03 18:17 ` Kevin Hilman
2010-05-03 18:07 ` Mark Brown
2010-05-03 21:18 ` Rafael J. Wysocki
2010-05-03 23:37 ` Kevin Hilman
2010-05-04 0:09 ` Arve Hjønnevåg
2010-05-04 0:43 ` Brian Swetland
2010-05-04 13:59 ` Mark Brown
2010-05-04 18:06 ` Kevin Hilman
2010-05-04 19:06 ` Mark Brown
2010-05-04 20:37 ` Rafael J. Wysocki
2010-05-04 23:14 ` Kevin Hilman
2010-05-04 23:42 ` Rafael J. Wysocki
2010-05-04 20:23 ` Rafael J. Wysocki
2010-05-04 20:44 ` Rafael J. Wysocki
2010-05-04 23:56 ` Mark Brown
2010-05-05 0:22 ` Rafael J. Wysocki
2010-05-05 1:11 ` Brian Swetland
2010-05-05 11:06 ` Mark Brown
2010-05-05 12:00 ` Brian Swetland
2010-05-05 13:56 ` Mark Brown
2010-05-05 17:33 ` Matthew Garrett
2010-05-05 18:36 ` Alan Stern
2010-05-05 18:52 ` Matthew Garrett
2010-05-05 19:13 ` Alan Stern
2010-05-05 19:22 ` Matthew Garrett
2010-05-05 19:52 ` Mark Brown
2010-05-05 19:55 ` tytso
2010-05-05 20:26 ` Mark Brown
2010-05-05 20:44 ` Rafael J. Wysocki
2010-05-05 21:57 ` Mark Brown
2010-05-05 22:03 ` Brian Swetland
2010-05-05 22:05 ` Rafael J. Wysocki
2010-05-05 23:09 ` Mark Brown
2010-05-05 23:33 ` Rafael J. Wysocki
2010-05-06 0:21 ` Mark Brown
2010-05-06 0:51 ` Rafael J. Wysocki
2010-05-05 20:02 ` Matthew Garrett
2010-05-05 20:09 ` Mark Brown
2010-05-05 19:39 ` Mark Brown
2010-05-05 20:56 ` Brian Swetland
2010-05-05 23:40 ` Mark Brown
2010-05-06 4:25 ` Arve Hjønnevåg
2010-05-07 10:04 ` Mark Brown
2010-05-07 10:57 ` Arve Hjønnevåg
2010-05-07 11:21 ` Mark Brown
2010-05-07 11:29 ` Theodore Tso
2010-05-07 12:25 ` Mark Brown
2010-05-07 12:37 ` Brian Swetland
2010-05-07 13:30 ` Mark Brown
2010-05-11 18:47 ` Mark Brown
2010-05-07 11:41 ` Arve Hjønnevåg
2010-05-07 14:00 ` Mark Brown
2010-05-05 19:07 ` Mark Brown
2010-05-05 19:20 ` Alan Stern
2010-05-05 19:28 ` Matthew Garrett
2010-05-05 20:04 ` Alan Stern
2010-05-05 20:15 ` Mark Brown
2010-05-05 20:28 ` Rafael J. Wysocki
2010-05-05 23:03 ` Kevin Hilman
2010-05-05 23:16 ` Rafael J. Wysocki
2010-05-05 23:42 ` Brian Swetland
2010-05-06 14:08 ` Alan Stern
2010-05-06 19:26 ` Rafael J. Wysocki
2010-05-05 18:39 ` Mark Brown
2010-05-05 15:35 ` Alan Stern
2010-05-05 16:27 ` Mark Brown
2010-05-04 18:04 ` Kevin Hilman
2010-05-04 0:43 ` Matthew Garrett
2010-05-04 13:51 ` Alan Stern
2010-05-04 14:53 ` Mark Brown
2010-05-04 15:13 ` Kevin Hilman
2010-05-04 15:27 ` Matthew Garrett
2010-05-06 1:40 ` Magnus Damm
2010-05-04 15:13 ` Kevin Hilman
2010-05-04 15:28 ` Matthew Garrett
2010-05-03 21:50 ` Matthew Garrett
[not found] ` <alpine.DEB.2.00.1005141408260.3348@utopia.booyaka.com>
[not found] ` <20100514203202.GA12409@srcf.ucam.org>
[not found] ` <87aas2azc5.fsf@deeprootsystems.com>
[not found] ` <20100514231510.GG16989@thunk.org>
[not found] ` <87r5laa4oc.fsf@deeprootsystems.com>
[not found] ` <AANLkTilL90pYVlquvMDAEPHj_AraEi9Qzk-0tTjw9Bkx@mail.gmail.com>
2010-05-17 20:07 ` [linux-pm] " Mike Chan
2010-05-17 20:17 ` Vitaly Wool
2010-05-17 21:04 ` Mike Chan
2010-05-17 22:55 ` Kevin Hilman
2010-05-17 23:04 ` Brian Swetland
2010-05-24 18:57 ` Pavel Machek
2010-05-24 19:08 ` Matthew Garrett
2010-05-25 1:16 ` Arve Hjønnevåg
2010-05-26 17:32 ` Pavel Machek
2010-05-05 20:35 ` mark gross
2010-05-10 18:06 ` Kevin Hilman
2010-05-10 20:25 ` Rafael J. Wysocki
2010-05-11 16:12 ` Tony Lindgren
2010-05-11 16:14 ` Matthew Garrett
2010-05-11 16:36 ` Tony Lindgren
2010-05-11 16:45 ` Matthew Garrett
2010-05-11 16:58 ` Tony Lindgren
2010-05-11 17:03 ` Matthew Garrett
2010-05-11 17:24 ` Tony Lindgren
2010-05-11 17:30 ` Matthew Garrett
2010-05-11 17:48 ` Tony Lindgren
2010-05-11 18:01 ` Matthew Garrett
2010-05-11 18:19 ` Rafael J. Wysocki
2010-05-12 1:11 ` Arve Hjønnevåg
2010-05-12 11:22 ` Mark Brown
2010-05-13 3:35 ` [linux-pm] " Paul Walmsley
2010-05-13 12:17 ` Matthew Garrett
2010-05-13 17:33 ` Daniel Walker
2010-05-13 18:17 ` Brian Swetland
2010-05-13 18:25 ` Daniel Walker
2010-05-13 18:36 ` Matthew Garrett
2010-05-13 18:59 ` Daniel Walker
2010-05-13 19:11 ` Matthew Garrett
2010-05-13 19:36 ` Daniel Walker
2010-05-13 19:48 ` Matthew Garrett
2010-05-13 21:11 ` Rafael J. Wysocki
2010-05-13 21:16 ` Daniel Walker
2010-05-13 21:27 ` Rafael J. Wysocki
2010-05-13 21:33 ` Daniel Walker
2010-05-13 21:36 ` Tony Lindgren
2010-05-13 21:54 ` Rafael J. Wysocki
2010-05-13 21:46 ` Greg KH
2010-05-13 22:27 ` Mark Brown
2010-05-13 22:45 ` Greg KH
2010-05-14 0:03 ` Mark Brown
2010-05-13 22:46 ` Rafael J. Wysocki
2010-05-13 23:36 ` Mark Brown
2010-05-13 23:48 ` Brian Swetland
2010-05-14 0:29 ` Mark Brown
2010-05-13 22:33 ` Woodruff, Richard
2010-05-13 22:46 ` Greg KH
2010-05-13 23:06 ` Arve Hjønnevåg
2010-05-13 23:28 ` Brian Swetland
2010-05-14 16:47 ` Daniel Walker
2010-05-13 14:16 ` Alan Stern
2010-05-13 19:17 ` Tony Lindgren
2010-05-13 19:25 ` Matthew Garrett
2010-05-13 19:42 ` Tony Lindgren
2010-05-13 19:53 ` Matthew Garrett
2010-05-13 20:00 ` Tony Lindgren
2010-05-13 20:08 ` Matthew Garrett
2010-05-13 20:23 ` Tony Lindgren
2010-05-13 20:34 ` Matthew Garrett
2010-05-13 21:10 ` Tony Lindgren
2010-05-13 21:21 ` Matthew Garrett
2010-05-13 21:34 ` Tony Lindgren
2010-05-15 19:54 ` Matthew Garrett
2010-05-13 21:21 ` Rafael J. Wysocki
2010-05-13 21:25 ` Tony Lindgren
2010-05-13 21:56 ` Rafael J. Wysocki
2010-05-14 20:41 ` Kevin Hilman
2010-05-14 21:25 ` Rafael J. Wysocki
2010-05-14 21:40 ` Kevin Hilman
2010-05-14 21:50 ` Rafael J. Wysocki
2010-05-14 22:45 ` Kevin Hilman
2010-05-14 22:59 ` Brian Swetland
2010-05-15 2:58 ` Alan Stern
2010-05-15 3:40 ` Brian Swetland
2010-05-15 21:19 ` Alan Stern
2010-05-17 15:40 ` Kevin Hilman
2010-05-17 17:04 ` James Bottomley
2010-05-17 17:47 ` Felipe Balbi
2010-05-17 17:58 ` Matthew Garrett
2010-05-17 18:16 ` Felipe Balbi
2010-05-17 17:59 ` James Bottomley
2010-05-17 18:12 ` Felipe Balbi
2010-05-17 18:26 ` Brian Swetland
2010-05-17 18:39 ` Felipe Balbi
2010-05-17 18:45 ` Brian Swetland
2010-05-17 20:22 ` Rafael J. Wysocki
2010-05-17 18:45 ` Mark Brown [this message]
2010-05-17 18:47 ` Mike Chan
2010-05-17 19:24 ` James Bottomley
2010-05-17 19:38 ` Felipe Balbi
2010-05-17 19:39 ` Felipe Balbi
2010-05-17 19:49 ` James Bottomley
2010-05-18 6:40 ` Felipe Balbi
2010-05-18 13:59 ` James Bottomley
2010-05-19 6:59 ` Felipe Balbi
2010-05-19 20:42 ` Rafael J. Wysocki
2010-05-20 4:49 ` Felipe Balbi
2010-05-20 11:27 ` Vladimir Pantelic
2010-05-20 11:29 ` Felipe Balbi
2010-05-20 17:40 ` David Brownell
2010-05-20 18:50 ` Felipe Balbi
2010-05-20 23:08 ` David Brownell
2010-05-20 5:15 ` Florian Mickler
2010-05-20 8:57 ` Felipe Balbi
2010-05-20 8:57 ` Felipe Balbi
2010-05-20 10:05 ` Florian Mickler
2010-05-20 10:15 ` Felipe Balbi
2010-05-17 18:54 ` Kevin Hilman
2010-05-17 17:57 ` Daniel Walker
2010-05-15 20:14 ` Rafael J. Wysocki
2010-05-16 19:44 ` Mark Brown
2010-05-13 22:24 ` tytso
2010-05-13 20:36 ` Daniel Walker
2010-05-14 16:06 ` Kevin Hilman
2010-05-24 21:25 ` Pavel Machek
2010-05-13 21:41 ` Alan Stern
2010-05-13 21:54 ` Tony Lindgren
2010-05-13 22:07 ` Rafael J. Wysocki
2010-05-13 22:26 ` Arve Hjønnevåg
2010-05-13 21:14 ` Rafael J. Wysocki
2010-05-13 21:31 ` Tony Lindgren
2010-05-13 21:57 ` Rafael J. Wysocki
2010-05-13 21:37 ` Alan Stern
2010-05-13 21:47 ` Tony Lindgren
2010-05-13 22:01 ` Alan Stern
2010-05-13 22:08 ` Tony Lindgren
2010-05-13 22:28 ` Rafael J. Wysocki
2010-05-15 2:35 ` Alan Stern
2010-05-15 4:04 ` Arve Hjønnevåg
2010-05-13 22:04 ` Rafael J. Wysocki
2010-05-14 3:25 ` Magnus Damm
2010-05-14 16:18 ` Kevin Hilman
2010-05-15 2:47 ` Alan Stern
2010-05-24 21:24 ` Pavel Machek
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