From: Linus Torvalds <torvalds@linux-foundation.org>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: LKML <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
pm list <linux-pm@lists.linux-foundation.org>
Subject: Re: [GIT PULL] PM updates for 2.6.33
Date: Sat, 5 Dec 2009 17:50:10 -0800 (PST) [thread overview]
Message-ID: <alpine.LFD.2.00.0912051745590.3560@localhost.localdomain> (raw)
In-Reply-To: <200912060224.37752.rjw@sisk.pl>
On Sun, 6 Dec 2009, Rafael J. Wysocki wrote:
>
> > Multi-function PCI devices commonly share registers - they're on the same
> > chip, after all. And even when the _hardware_ is totally independent, we
> > often have discovery rules and want to initialize in order because different
> > drivers will do things like unregister entirely on suspend, and then
> > re-register on resume.
>
> Do any of the PCI drivers do that?
It used to be common at least for ethernet - there were a number of
drivers that essentially did the same thing on suspend/resume and on
module unload/reload.
The point is, I don't know. And neither do you. It's much safer to just do
drivers one by one, and not touch drivers that people don't test.
Linus
prev parent reply other threads:[~2009-12-06 1:50 UTC|newest]
Thread overview: 235+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-05 21:16 [GIT PULL] PM updates for 2.6.33 Rafael J. Wysocki
2009-12-05 21:43 ` Linus Torvalds
2009-12-05 21:58 ` Linus Torvalds
2009-12-05 23:55 ` Rafael J. Wysocki
2009-12-06 0:45 ` Arjan van de Ven
2009-12-06 1:26 ` Rafael J. Wysocki
2009-12-06 1:58 ` Arjan van de Ven
2009-12-06 8:39 ` Ingo Molnar
2009-12-06 0:48 ` Linus Torvalds
2009-12-06 1:54 ` Rafael J. Wysocki
2009-12-06 1:57 ` Rafael J. Wysocki
2009-12-06 2:05 ` Linus Torvalds
2009-12-06 2:36 ` Rafael J. Wysocki
2009-12-06 15:23 ` Alan Stern
2009-12-06 19:04 ` [linux-pm] " Victor Lowther
2009-12-07 3:57 ` Zhang Rui
2009-12-07 5:57 ` Linus Torvalds
2009-12-07 6:15 ` Linus Torvalds
2009-12-17 23:28 ` Benjamin Herrenschmidt
2009-12-07 6:37 ` Arjan van de Ven
2009-12-07 15:13 ` Alan Stern
2009-12-07 16:31 ` Linus Torvalds
2009-12-07 16:55 ` Linus Torvalds
2009-12-07 17:52 ` Alan Stern
2009-12-07 18:05 ` Linus Torvalds
2009-12-07 20:37 ` Alan Stern
2009-12-07 20:48 ` Linus Torvalds
2009-12-07 21:32 ` Alan Stern
2009-12-07 21:41 ` Linus Torvalds
2009-12-07 21:47 ` Rafael J. Wysocki
2009-12-07 22:01 ` Alan Stern
2009-12-07 22:06 ` Linus Torvalds
2009-12-07 22:21 ` Alan Stern
2009-12-07 22:26 ` Linus Torvalds
2009-12-07 23:16 ` Alan Stern
2009-12-07 22:02 ` Rafael J. Wysocki
2009-12-07 22:16 ` Linus Torvalds
2009-12-07 23:51 ` Rafael J. Wysocki
2009-12-08 3:27 ` Alan Stern
2009-12-08 12:23 ` Async resume patch (was: Re: [GIT PULL] PM updates for 2.6.33) Rafael J. Wysocki
2009-12-08 12:35 ` Rafael J. Wysocki
2009-12-08 15:35 ` Linus Torvalds
2009-12-08 15:55 ` Alan Stern
2009-12-08 16:42 ` Linus Torvalds
2009-12-08 18:08 ` Alan Stern
2009-12-08 18:41 ` Linus Torvalds
2009-12-08 18:52 ` Linus Torvalds
2009-12-08 19:34 ` Alan Stern
2009-12-08 19:30 ` Alan Stern
2009-12-08 20:48 ` Linus Torvalds
2009-12-08 21:32 ` Alan Stern
2009-12-08 21:52 ` Christian Borntraeger
2009-12-08 22:16 ` Linus Torvalds
2009-12-09 19:06 ` Alan Stern
2009-12-09 21:52 ` Linus Torvalds
2009-12-08 19:44 ` Rafael J. Wysocki
2009-12-08 20:16 ` Alan Stern
2009-12-08 20:30 ` Rafael J. Wysocki
2009-12-08 20:44 ` Alan Stern
2009-12-08 20:52 ` Rafael J. Wysocki
2009-12-08 21:40 ` Alan Stern
2009-12-08 21:48 ` spinlock in completion_done() (was: Re: Async resume patch (was: Re: [GIT PULL] PM updates for 2.6.33)) Rafael J. Wysocki
2009-12-09 9:29 ` Ingo Molnar
2009-12-09 22:37 ` Rafael J. Wysocki
2009-12-10 7:59 ` Ingo Molnar
2009-12-11 4:10 ` Dave Chinner
2009-12-11 7:54 ` Ingo Molnar
2009-12-12 23:07 ` [PATCH] sched: Make wakeup side variants of completion API irq safe (was: Re: spinlock in completion_done()) Rafael J. Wysocki
2009-12-13 7:36 ` [tip:sched/urgent] sched: Make wakeup side and atomic variants of completion API irq safe tip-bot for Rafael J. Wysocki
2009-12-08 22:18 ` Async resume patch (was: Re: [GIT PULL] PM updates for 2.6.33) Linus Torvalds
2009-12-09 2:11 ` Alan Stern
2009-12-08 21:08 ` Linus Torvalds
2009-12-08 21:13 ` Linus Torvalds
2009-12-08 22:07 ` Alan Stern
2009-12-08 22:30 ` Rafael J. Wysocki
2009-12-09 2:23 ` Alan Stern
2009-12-09 21:56 ` Rafael J. Wysocki
2009-12-09 22:27 ` Alan Stern
2009-12-08 22:32 ` Linus Torvalds
2009-12-09 2:35 ` Alan Stern
2009-12-09 2:54 ` Linus Torvalds
2009-12-09 15:24 ` Alan Stern
2009-12-09 15:38 ` Linus Torvalds
2009-12-09 15:57 ` Alan Stern
2009-12-25 17:09 ` Pavel Machek
2009-12-09 13:38 ` Mark Brown
2009-12-09 15:49 ` Alan Stern
2009-12-09 16:02 ` Mark Brown
2009-12-09 16:23 ` Alan Stern
2009-12-09 16:46 ` Mark Brown
2009-12-09 16:57 ` Linus Torvalds
2009-12-09 17:45 ` Mark Brown
2009-12-09 17:57 ` Linus Torvalds
2009-12-09 18:27 ` Mark Brown
2009-12-09 17:10 ` Alan Stern
2009-12-09 17:19 ` Linus Torvalds
2009-12-09 18:08 ` Mark Brown
2009-12-08 21:04 ` Linus Torvalds
2009-12-08 21:40 ` Rafael J. Wysocki
2009-12-08 22:03 ` Rafael J. Wysocki
2009-12-08 22:55 ` Async suspend-resume patch w/ rwsems " Rafael J. Wysocki
2009-12-08 23:24 ` Rafael J. Wysocki
2009-12-09 20:15 ` Alan Stern
2009-12-09 22:18 ` Rafael J. Wysocki
2009-12-09 22:38 ` Alan Stern
2009-12-09 23:18 ` Async suspend-resume patch w/ completions (was: Re: Async suspend-resume patch w/ rwsems) Rafael J. Wysocki
2009-12-10 2:51 ` Linus Torvalds
2009-12-10 19:40 ` Rafael J. Wysocki
2009-12-10 23:30 ` Linus Torvalds
2009-12-11 1:02 ` Rafael J. Wysocki
2009-12-11 1:25 ` Linus Torvalds
2009-12-11 3:42 ` Alan Stern
2009-12-11 22:17 ` Rafael J. Wysocki
2009-12-12 0:38 ` Alan Stern
2009-12-11 22:11 ` Rafael J. Wysocki
2009-12-11 22:31 ` Linus Torvalds
2009-12-11 23:48 ` Rafael J. Wysocki
2009-12-11 23:53 ` Linus Torvalds
2009-12-12 17:48 ` Rafael J. Wysocki
2009-12-12 18:54 ` Linus Torvalds
2009-12-12 22:34 ` Rafael J. Wysocki
2009-12-12 22:40 ` Rafael J. Wysocki
2009-12-14 18:21 ` Linus Torvalds
2009-12-14 22:11 ` Rafael J. Wysocki
2009-12-14 22:41 ` Linus Torvalds
2009-12-14 22:43 ` Linus Torvalds
2009-12-14 23:18 ` Rafael J. Wysocki
2009-12-15 0:10 ` Linus Torvalds
2009-12-15 0:11 ` Linus Torvalds
2009-12-15 11:14 ` Rafael J. Wysocki
2009-12-15 15:31 ` Linus Torvalds
2009-12-15 11:03 ` Rafael J. Wysocki
2009-12-15 15:26 ` Linus Torvalds
2009-12-15 15:55 ` Alan Stern
2009-12-15 16:28 ` Linus Torvalds
2009-12-15 18:57 ` Linus Torvalds
2009-12-15 20:26 ` Alan Stern
2009-12-15 21:26 ` Rafael J. Wysocki
2009-12-15 22:01 ` Alan Stern
2009-12-15 21:54 ` Linus Torvalds
2009-12-15 22:27 ` Alan Stern
2009-12-16 2:11 ` Rafael J. Wysocki
2009-12-16 6:40 ` Dmitry Torokhov
2009-12-18 22:43 ` Rafael J. Wysocki
2009-12-19 19:59 ` Dmitry Torokhov
2009-12-19 21:33 ` Rafael J. Wysocki
2009-12-19 22:29 ` Rafael J. Wysocki
2009-12-19 22:43 ` Dmitry Torokhov
2009-12-19 22:47 ` Dmitry Torokhov
2009-12-19 23:10 ` Rafael J. Wysocki
2009-12-19 23:22 ` Dmitry Torokhov
2009-12-19 23:33 ` Rafael J. Wysocki
2009-12-19 23:23 ` Linus Torvalds
2009-12-19 23:40 ` Rafael J. Wysocki
2009-12-19 23:46 ` Linus Torvalds
2009-12-19 23:47 ` Linus Torvalds
2009-12-19 23:54 ` Rafael J. Wysocki
2009-12-19 23:53 ` Rafael J. Wysocki
2009-12-20 0:09 ` Linus Torvalds
2009-12-20 0:35 ` Rafael J. Wysocki
2009-12-20 2:41 ` Dmitry Torokhov
2009-12-20 19:25 ` [linux-pm] " Rafael J. Wysocki
2009-12-21 7:39 ` [linux-pm] Async suspend-resume patch w/ completions (was: Re: Async?suspend-resume " Dmitry Torokhov
2009-12-21 11:20 ` Vojtech Pavlik
2009-12-20 2:45 ` Async suspend-resume patch w/ completions (was: Re: Async suspend-resume " Dmitry Torokhov
2009-12-20 3:59 ` Alan Stern
2009-12-20 12:52 ` Rafael J. Wysocki
2009-12-20 17:12 ` Alan Stern
2009-12-20 18:10 ` Rafael J. Wysocki
2009-12-20 19:38 ` Alan Stern
2009-12-20 19:51 ` Rafael J. Wysocki
2009-12-16 15:22 ` Alan Stern
2009-12-16 19:26 ` Rafael J. Wysocki
2009-12-16 15:47 ` Linus Torvalds
2009-12-16 19:27 ` Rafael J. Wysocki
2009-12-16 20:59 ` Linus Torvalds
2009-12-16 21:57 ` Rafael J. Wysocki
2009-12-16 22:11 ` Linus Torvalds
2009-12-16 22:33 ` Rafael J. Wysocki
2009-12-16 23:04 ` Alan Stern
2009-12-16 23:18 ` Rafael J. Wysocki
2009-12-17 1:30 ` Rafael J. Wysocki
2009-12-17 1:49 ` Rafael J. Wysocki
2009-12-17 20:06 ` Alan Stern
2009-12-17 20:36 ` Rafael J. Wysocki
2009-12-18 1:51 ` Rafael J. Wysocki
2009-12-18 17:26 ` Alan Stern
2009-12-19 21:41 ` Rafael J. Wysocki
2009-12-20 3:48 ` Alan Stern
2009-12-20 12:55 ` Rafael J. Wysocki
2009-12-18 23:42 ` Rafael J. Wysocki
2009-12-13 13:08 ` Rafael J. Wysocki
2009-12-13 17:30 ` Alan Stern
2009-12-13 19:02 ` [linux-pm] " Alan Stern
2009-12-12 0:43 ` Alan Stern
2009-12-12 17:35 ` Rafael J. Wysocki
2009-12-10 15:31 ` Alan Stern
2009-12-10 15:45 ` Linus Torvalds
2009-12-10 18:37 ` Alan Stern
2009-12-10 23:51 ` Linus Torvalds
2009-12-10 21:14 ` Rafael J. Wysocki
2009-12-10 22:17 ` Alan Stern
2009-12-10 23:45 ` Rafael J. Wysocki
2009-12-07 15:15 ` [GIT PULL] PM updates for 2.6.33 Rafael J. Wysocki
2009-12-07 16:37 ` Linus Torvalds
2009-12-07 20:47 ` Rafael J. Wysocki
2009-12-07 20:56 ` Linus Torvalds
2009-12-07 5:20 ` Linus Torvalds
2009-12-07 15:42 ` Alan Stern
2009-12-06 19:35 ` Arjan van de Ven
2009-12-06 19:58 ` Linus Torvalds
2009-12-06 20:18 ` Arjan van de Ven
2009-12-06 21:08 ` Linus Torvalds
2009-12-06 22:54 ` Dmitry Torokhov
2009-12-07 0:55 ` Arjan van de Ven
2009-12-07 2:27 ` Dmitry Torokhov
2009-12-07 5:26 ` Arjan van de Ven
2009-12-07 6:00 ` Dmitry Torokhov
2009-12-21 9:01 ` Pavel Machek
2009-12-07 1:18 ` Arjan van de Ven
2009-12-07 2:27 ` Dmitry Torokhov
2009-12-07 5:31 ` Arjan van de Ven
2009-12-07 6:15 ` Dmitry Torokhov
2009-12-07 6:31 ` Arjan van de Ven
2009-12-07 6:32 ` Dmitry Torokhov
2009-12-07 15:17 ` Rafael J. Wysocki
2009-12-06 20:36 ` Alan Stern
2009-12-06 21:17 ` Arjan van de Ven
2009-12-06 21:46 ` Alan Stern
2009-12-06 21:57 ` Arjan van de Ven
2009-12-06 22:04 ` Alan Stern
2009-12-06 0:29 ` Rafael J. Wysocki
2009-12-06 0:52 ` Linus Torvalds
2009-12-06 1:24 ` Rafael J. Wysocki
2009-12-06 1:50 ` Linus Torvalds [this message]
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