From: Dave Jones <davej@redhat.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: David Brownell <david-b@pacbell.net>,
linux-pm@lists.osdl.org, Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH 2/2] Fix console handling during suspend/resume
Date: Thu, 6 Jul 2006 19:59:52 -0400 [thread overview]
Message-ID: <20060706235952.GK30500@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0607061642290.3869@g5.osdl.org>
On Thu, Jul 06, 2006 at 04:43:13PM -0700, Linus Torvalds wrote:
>
>
> On Thu, 6 Jul 2006, Dave Jones wrote:
> >
> > On Thu, Jul 06, 2006 at 03:27:28PM -0700, David Brownell wrote:
> > > The only other new behaviors of note are that the console changes now
> > > prevent diagnostics during suspend (sigh)
> >
> > That's the biggest step backwards we've made in power management
> > in the last few years IMO. What was the reasoning behind this change?
>
> Now suspend actually _works_ for me with netconsole. Before, it very
> fundamentally wouldn't, it would panic left and right.
No, that's something else. I used to get text on the console, then
it went away[1]. some time later, you came along and did the fixes you
refer to.
Dave
[1] I think it was commit 94c188d32996beac00426740974310e32f162c14
which implies userspace can make it come back. That's great, but
what if userspace has crashed?
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2006-07-06 23:59 UTC|newest]
Thread overview: 348+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-13 21:30 [PATCH 0/2] suspend-to-ram debugging patches Linus Torvalds
2006-06-13 21:35 ` [PATCH 1/2] Add some basic resume trace facilities Linus Torvalds
2006-06-13 22:10 ` Nigel Cunningham
2006-06-13 22:50 ` Linus Torvalds
2006-06-14 10:25 ` Pavel Machek
2006-06-13 21:40 ` [PATCH 2/2] Fix console handling during suspend/resume Linus Torvalds
2006-06-13 23:20 ` David Brownell
2006-06-13 23:46 ` Linus Torvalds
2006-06-14 0:00 ` Nigel Cunningham
2006-06-14 0:06 ` Randy.Dunlap
2006-06-14 0:18 ` Greg KH
2006-06-14 0:29 ` Nigel Cunningham
2006-06-14 0:34 ` Linus Torvalds
2006-06-14 0:29 ` David Brownell
2006-06-14 10:28 ` Pavel Machek
2006-06-14 11:15 ` Nigel Cunningham
2006-06-14 15:28 ` David Brownell
2006-06-14 10:34 ` Pavel Machek
2006-06-14 15:21 ` Linus Torvalds
2006-06-14 17:52 ` Linus Torvalds
2006-06-14 18:09 ` Dave Jones
2006-06-14 18:29 ` Linus Torvalds
2006-06-14 19:13 ` Peter Jones
2006-06-14 19:17 ` Dave Jones
2006-06-14 21:40 ` Pavel Machek
2006-06-14 22:03 ` Linus Torvalds
2006-06-14 22:12 ` Pavel Machek
2006-06-14 22:26 ` Peter Jones
2006-06-14 22:38 ` Linus Torvalds
2006-06-14 22:44 ` Pavel Machek
2006-06-14 22:59 ` Linus Torvalds
2006-06-14 23:57 ` Pavel Machek
2006-06-15 0:07 ` Linus Torvalds
2006-06-15 1:54 ` Nigel Cunningham
2006-06-15 2:48 ` David Brownell
2006-06-15 8:39 ` Pavel Machek
2006-06-15 14:56 ` Alan Stern
2006-06-15 16:14 ` Pavel Machek
2006-06-15 16:26 ` Linus Torvalds
2006-06-15 18:24 ` Pavel Machek
2006-06-15 19:35 ` Linus Torvalds
2006-06-15 20:03 ` Pavel Machek
2006-06-15 20:28 ` Linus Torvalds
2006-06-15 20:43 ` Pavel Machek
2006-06-15 21:04 ` Linus Torvalds
2006-06-15 21:27 ` Pavel Machek
2006-06-15 22:31 ` Linus Torvalds
2006-06-15 23:01 ` Pavel Machek
2006-06-16 4:15 ` Benjamin Herrenschmidt
2006-06-16 13:26 ` Pavel Machek
2006-06-16 23:05 ` Benjamin Herrenschmidt
2006-06-15 16:43 ` David Brownell
2006-06-15 16:52 ` Pavel Machek
2006-06-16 6:02 ` David Brownell
2006-06-15 16:17 ` Pavel Machek
2006-06-15 16:53 ` Linus Torvalds
2006-06-15 16:59 ` Pavel Machek
2006-06-15 17:41 ` Linus Torvalds
2006-06-15 17:51 ` Pavel Machek
2006-06-16 1:09 ` Benjamin Herrenschmidt
2006-06-15 17:04 ` Alan Stern
2006-06-15 22:17 ` Paul Mackerras
2006-06-15 22:24 ` Pavel Machek
2006-06-16 1:17 ` Benjamin Herrenschmidt
2006-06-16 1:15 ` Benjamin Herrenschmidt
2006-06-16 2:28 ` Linus Torvalds
2006-06-16 2:50 ` Nigel Cunningham
2006-06-16 3:22 ` Linus Torvalds
2006-06-16 3:36 ` Nigel Cunningham
2006-06-16 14:03 ` Pavel Machek
2006-06-16 15:53 ` Alan Stern
2006-06-15 1:46 ` David Brownell
2006-06-15 6:00 ` Nigel Cunningham
2006-06-15 16:22 ` David Brownell
2006-06-15 8:41 ` Pavel Machek
2006-06-15 16:57 ` David Brownell
2006-06-15 18:03 ` Pavel Machek
2006-06-15 18:31 ` Linus Torvalds
2006-06-15 19:19 ` Pavel Machek
2006-06-15 19:40 ` Linus Torvalds
2006-06-15 20:30 ` Alan Stern
2006-06-15 20:56 ` Linus Torvalds
2006-06-15 21:10 ` Pavel Machek
2006-06-15 22:01 ` Linus Torvalds
2006-06-15 22:20 ` Pavel Machek
2006-06-15 22:41 ` Linus Torvalds
2006-06-16 13:29 ` Pavel Machek
2006-06-15 22:21 ` Pavel Machek
2006-06-15 22:44 ` Linus Torvalds
2006-06-15 21:27 ` Alan Stern
2006-06-15 22:18 ` Linus Torvalds
2006-06-16 12:49 ` Pavel Machek
2006-06-16 13:22 ` Pavel Machek
2006-06-16 1:31 ` Benjamin Herrenschmidt
2006-06-16 2:53 ` Nigel Cunningham
2006-06-16 3:16 ` Linus Torvalds
2006-06-16 4:04 ` Benjamin Herrenschmidt
2006-06-16 1:26 ` Benjamin Herrenschmidt
2006-06-16 2:36 ` Linus Torvalds
2006-06-16 3:37 ` Benjamin Herrenschmidt
2006-06-16 4:37 ` Linus Torvalds
2006-06-16 6:02 ` Benjamin Herrenschmidt
2006-06-16 13:56 ` Pavel Machek
2006-06-16 1:21 ` Benjamin Herrenschmidt
2006-06-16 2:29 ` Linus Torvalds
2006-06-16 3:33 ` Benjamin Herrenschmidt
2006-06-16 4:35 ` David Brownell
2006-06-16 5:23 ` Linus Torvalds
2006-06-16 6:18 ` Benjamin Herrenschmidt
2006-06-16 13:42 ` Pavel Machek
2006-06-16 16:48 ` David Brownell
2006-06-16 13:58 ` Pavel Machek
2006-06-16 14:04 ` David Brownell
2006-06-16 18:31 ` Linus Torvalds
2006-06-16 18:45 ` Linus Torvalds
2006-06-16 23:04 ` Benjamin Herrenschmidt
2006-06-18 17:16 ` David Brownell
2006-06-16 21:28 ` Pavel Machek
2006-06-18 17:09 ` David Brownell
2006-06-18 17:16 ` David Brownell
2006-06-18 17:48 ` Linus Torvalds
2006-06-18 18:18 ` Linus Torvalds
2006-06-19 0:34 ` David Brownell
2006-06-20 2:15 ` Linus Torvalds
2006-06-20 22:47 ` Benjamin Herrenschmidt
2006-06-19 3:54 ` David Brownell
2006-06-20 22:06 ` Linus Torvalds
2006-06-21 21:17 ` David Brownell
2006-06-20 22:44 ` Benjamin Herrenschmidt
2006-06-21 0:49 ` Linus Torvalds
2006-06-21 1:10 ` Benjamin Herrenschmidt
2006-06-21 2:40 ` Linus Torvalds
2006-06-21 2:57 ` Benjamin Herrenschmidt
2006-06-21 3:23 ` Linus Torvalds
2006-06-21 3:59 ` Benjamin Herrenschmidt
2006-06-21 4:22 ` Linus Torvalds
2006-06-21 4:36 ` Linus Torvalds
2006-06-21 5:04 ` Benjamin Herrenschmidt
2006-06-21 15:15 ` Linus Torvalds
2006-06-21 15:33 ` Alan Stern
2006-06-21 16:03 ` Linus Torvalds
2006-06-21 16:35 ` Alan Stern
2006-06-21 17:04 ` Linus Torvalds
2006-06-21 18:53 ` Alan Stern
2006-06-21 20:49 ` Linus Torvalds
2006-06-22 2:16 ` David Brownell
2006-06-22 1:04 ` Benjamin Herrenschmidt
2006-06-22 1:01 ` Benjamin Herrenschmidt
2006-06-22 2:22 ` Linus Torvalds
2006-06-22 2:47 ` Linus Torvalds
2006-06-22 3:21 ` Benjamin Herrenschmidt
2006-06-22 3:18 ` Benjamin Herrenschmidt
2006-06-22 4:08 ` Linus Torvalds
2006-06-22 4:58 ` Benjamin Herrenschmidt
2006-06-22 16:10 ` Linus Torvalds
2006-06-22 18:30 ` David Brownell
2006-06-22 19:23 ` Linus Torvalds
2006-06-22 22:43 ` Benjamin Herrenschmidt
2006-06-23 18:06 ` David Brownell
2006-06-23 19:23 ` Linus Torvalds
2006-06-23 23:32 ` Adam Belay
2006-06-23 23:44 ` Linus Torvalds
2006-06-24 0:10 ` Linus Torvalds
2006-06-24 0:39 ` Benjamin Herrenschmidt
2006-06-24 3:30 ` David Brownell
2006-06-24 4:10 ` Linus Torvalds
2006-06-24 0:22 ` Benjamin Herrenschmidt
2006-06-24 0:29 ` Benjamin Herrenschmidt
2006-06-24 1:00 ` Linus Torvalds
2006-06-24 2:42 ` Adam Belay
2006-06-24 3:12 ` Linus Torvalds
2006-06-24 4:04 ` David Brownell
2006-06-24 4:35 ` Linus Torvalds
2006-06-25 8:23 ` Adam Belay
2006-06-25 17:15 ` Linus Torvalds
2006-06-26 23:30 ` Greg KH
2006-06-24 4:07 ` Linus Torvalds
2006-06-24 11:16 ` Nigel Cunningham
2006-06-24 16:24 ` Alan Stern
2006-06-24 22:28 ` Linus Torvalds
2006-06-24 22:41 ` Pavel Machek
2006-06-25 1:30 ` Linus Torvalds
2006-06-25 2:16 ` Alan Stern
2006-06-25 2:32 ` Linus Torvalds
2006-06-25 16:35 ` Alan Stern
2006-06-25 2:02 ` Alan Stern
2006-06-25 23:56 ` Nigel Cunningham
2006-06-26 23:31 ` Greg KH
2006-06-24 22:39 ` Pavel Machek
2006-06-29 0:37 ` Greg KH
2006-06-29 0:48 ` Linus Torvalds
2006-06-29 3:09 ` Greg KH
2006-06-29 3:24 ` Linus Torvalds
2006-06-29 4:21 ` Greg KH
2006-06-29 6:26 ` Greg KH
2006-06-29 22:58 ` Greg KH
2006-06-29 9:50 ` Pavel Machek
2006-07-06 22:27 ` David Brownell
2006-07-06 22:31 ` Greg KH
2006-07-08 17:45 ` PM_TRACE causing FSCK David Brownell
2006-07-06 23:27 ` [PATCH 2/2] Fix console handling during suspend/resume Dave Jones
2006-07-06 23:43 ` Linus Torvalds
2006-07-06 23:59 ` Dave Jones [this message]
2006-07-07 4:48 ` Linus Torvalds
2006-07-07 8:35 ` Pavel Machek
2006-07-06 23:51 ` David Brownell
2006-07-09 23:28 ` David Brownell
2006-07-10 7:53 ` Pavel Machek
2006-07-25 18:17 ` bus.suspend_prepare() David Brownell
2006-07-25 18:29 ` bus.suspend_prepare() Linus Torvalds
2006-07-25 19:17 ` bus.suspend_prepare() David Brownell
2006-07-25 22:24 ` bus.suspend_prepare() Nigel Cunningham
2006-07-26 10:12 ` bus.suspend_prepare() Pavel Machek
2006-07-26 10:11 ` bus.suspend_prepare() Pavel Machek
2006-06-24 4:52 ` [PATCH 2/2] Fix console handling during suspend/resume Benjamin Herrenschmidt
2006-06-24 5:18 ` Linus Torvalds
2006-06-24 6:30 ` Benjamin Herrenschmidt
2006-06-24 17:06 ` Rafael J. Wysocki
2006-06-27 6:08 ` Adam Belay
2006-06-27 6:18 ` Linus Torvalds
2006-06-27 6:58 ` Benjamin Herrenschmidt
2006-06-27 18:50 ` Linus Torvalds
2006-06-27 22:09 ` Benjamin Herrenschmidt
2006-06-27 7:07 ` Adam Belay
2006-06-27 15:33 ` Alan Stern
2006-06-28 0:16 ` Linus Torvalds
2006-07-05 18:40 ` David Brownell
2006-07-05 20:12 ` Linus Torvalds
2006-07-05 23:03 ` David Brownell
2006-07-06 1:15 ` Pavel Machek
2006-07-06 1:52 ` Nigel Cunningham
2006-07-06 7:15 ` Nigel Cunningham
2006-07-06 13:22 ` memcpy() in swsusp (was: Re: [PATCH 2/2] Fix console handling during suspend/resume) Rafael J. Wysocki
2006-07-06 14:19 ` David Brownell
2006-07-06 14:26 ` Rafael J. Wysocki
2006-07-06 20:35 ` Rafael J. Wysocki
2006-07-06 23:36 ` Pavel Machek
2006-07-06 20:44 ` David Brownell
2006-07-06 20:55 ` Rafael J. Wysocki
2006-07-06 21:01 ` Dave Jones
2006-07-06 21:07 ` David Brownell
2006-07-06 21:18 ` Rafael J. Wysocki
2006-07-06 22:06 ` Dave Jones
2006-07-07 8:20 ` Rafael J. Wysocki
2006-06-24 6:41 ` [PATCH 2/2] Fix console handling during suspend/resume Benjamin Herrenschmidt
2006-06-24 11:58 ` Nigel Cunningham
2006-06-24 21:20 ` Linus Torvalds
2006-06-25 1:10 ` David Brownell
2006-06-28 22:13 ` Pavel Machek
2006-06-24 3:33 ` David Brownell
2006-06-23 23:53 ` Benjamin Herrenschmidt
2006-06-24 3:28 ` David Brownell
2006-06-24 21:33 ` Pavel Machek
2006-06-25 1:00 ` David Brownell
2006-06-24 3:28 ` David Brownell
2006-06-24 11:57 ` Jim Gettys
2006-06-25 23:03 ` Pavel Machek
2006-06-25 23:18 ` Jim Gettys
2006-07-03 21:32 ` Pavel Machek
2006-06-26 0:16 ` David Brownell
2006-06-28 22:16 ` Pavel Machek
2006-06-28 23:38 ` David Brownell
2006-06-22 22:21 ` Benjamin Herrenschmidt
2006-06-22 22:31 ` Linus Torvalds
2006-06-22 23:11 ` Benjamin Herrenschmidt
2006-06-22 23:19 ` Linus Torvalds
2006-06-22 23:21 ` Linus Torvalds
2006-06-22 23:31 ` Benjamin Herrenschmidt
2006-06-22 23:41 ` Linus Torvalds
2006-06-23 0:01 ` Pavel Machek
2006-06-23 0:14 ` Benjamin Herrenschmidt
2006-06-23 0:05 ` Benjamin Herrenschmidt
2006-06-23 0:08 ` Benjamin Herrenschmidt
2006-06-23 16:26 ` David Brownell
2006-06-23 20:36 ` Adam Belay
2006-06-23 21:48 ` cpufreq-related updates [WAS: Fix console handling during suspend/resume] David Brownell
2006-06-23 22:10 ` Greg KH
2006-06-23 23:54 ` David Brownell
2006-06-23 22:53 ` Adam Belay
2006-06-22 23:31 ` [PATCH 2/2] Fix console handling during suspend/resume Pavel Machek
2006-06-22 23:42 ` Linus Torvalds
2006-06-22 23:51 ` Pavel Machek
2006-06-23 18:15 ` David Brownell
2006-06-24 21:35 ` Pavel Machek
2006-06-24 22:00 ` Linus Torvalds
2006-06-25 0:57 ` Benjamin Herrenschmidt
2006-06-25 1:05 ` Linus Torvalds
2006-06-25 1:12 ` Benjamin Herrenschmidt
2006-06-25 1:34 ` Linus Torvalds
2006-06-25 2:21 ` Benjamin Herrenschmidt
2006-06-25 23:09 ` Pavel Machek
2006-06-22 23:53 ` Linus Torvalds
2006-06-22 23:56 ` Pavel Machek
2006-06-23 16:37 ` David Brownell
2006-06-22 23:13 ` suspend debuggability [was Re: [PATCH 2/2] Fix console handling during suspend/resume] Pavel Machek
2006-06-22 5:52 ` [PATCH 2/2] Fix console handling during suspend/resume David Brownell
2006-06-22 6:28 ` Benjamin Herrenschmidt
2006-06-22 16:43 ` Linus Torvalds
2006-06-22 18:19 ` David Brownell
2006-06-23 17:18 ` David Brownell
2006-06-23 17:43 ` David Brownell
2006-06-23 18:18 ` wakeup events [WAS: Re*N Fix console handling] David Brownell
2006-06-21 21:13 ` [PATCH 2/2] Fix console handling during suspend/resume David Brownell
2006-06-22 0:42 ` Benjamin Herrenschmidt
2006-06-21 22:54 ` Benjamin Herrenschmidt
2006-06-22 0:15 ` Benjamin Herrenschmidt
2006-06-22 2:21 ` David Brownell
2006-06-22 3:23 ` Benjamin Herrenschmidt
2006-06-22 5:36 ` David Brownell
2006-06-22 16:17 ` Alan Stern
2006-06-22 18:27 ` David Brownell
2006-06-22 20:31 ` Alan Stern
2006-06-22 23:48 ` David Brownell
2006-06-23 2:41 ` Alan Stern
2006-06-23 16:43 ` David Brownell
2006-06-23 18:32 ` Alan Stern
2006-06-24 3:39 ` David Brownell
2006-06-24 16:19 ` Alan Stern
2006-06-25 2:20 ` Alan Stern
2006-06-22 22:30 ` Benjamin Herrenschmidt
2006-06-23 2:35 ` Alan Stern
2006-06-21 21:22 ` David Brownell
2006-06-21 4:45 ` Benjamin Herrenschmidt
2006-06-21 15:08 ` Linus Torvalds
2006-06-21 22:51 ` Benjamin Herrenschmidt
2006-06-22 0:48 ` Linus Torvalds
2006-06-21 21:21 ` David Brownell
2006-06-21 21:18 ` David Brownell
2006-06-22 1:08 ` Benjamin Herrenschmidt
2006-06-22 1:24 ` Linus Torvalds
2006-06-22 1:33 ` Benjamin Herrenschmidt
2006-06-14 23:02 ` Rafael J. Wysocki
2006-06-14 23:32 ` Pavel Machek
2006-06-15 9:39 ` Rafael J. Wysocki
2006-06-16 0:47 ` Benjamin Herrenschmidt
2006-06-16 1:03 ` Benjamin Herrenschmidt
2006-06-14 22:37 ` Linus Torvalds
2006-06-15 0:00 ` Pavel Machek
2006-06-15 0:12 ` Linus Torvalds
2006-06-15 9:11 ` suspend-devices-not-cpu [was Re: [PATCH 2/2] Fix console handling during suspend/resume] Pavel Machek
2006-06-15 0:39 ` [PATCH 2/2] Fix console handling during suspend/resume Adam Belay
2006-06-15 0:40 ` Greg KH
2006-06-15 1:50 ` Adam Belay
2006-06-15 0:01 ` Linus Torvalds
2006-06-15 8:23 ` Pavel Machek
2006-06-16 1:02 ` suspend/resume issue (Was: [PATCH 2/2] Fix console handling during suspend/resume) Benjamin Herrenschmidt
2006-06-16 8:01 ` [PATCH 2/2] Fix console handling during suspend/resume Benjamin Herrenschmidt
2006-06-16 0:45 ` [PATCH 0/2] suspend-to-ram debugging patches Benjamin Herrenschmidt
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20060706235952.GK30500@redhat.com \
--to=davej@redhat.com \
--cc=david-b@pacbell.net \
--cc=linux-pm@lists.osdl.org \
--cc=pavel@ucw.cz \
--cc=torvalds@osdl.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.