From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-pm@lists.linux-foundation.org, Pavel Machek <pavel@ucw.cz>
Subject: Re: [PATCH v4] pm_ops: add system quiesce/activate hooks
Date: Sat, 14 Apr 2007 00:18:06 +0200 [thread overview]
Message-ID: <200704140018.07367.rjw@sisk.pl> (raw)
In-Reply-To: <1176501547.7052.130.camel@johannes.berg>
On Friday, 13 April 2007 23:59, Johannes Berg wrote:
> On Fri, 2007-04-13 at 23:52 +0200, Pavel Machek wrote:
>
> > Look again, this sequence is before taking system snapshot, and then
> > we have to recover and save the snapshot, too.
>
> I know. But that doesn't make us care.
>
> As I explained previously, the decrementer exception is pending until it
> is taken. It doesn't matter one bit whether it is pending during the
> snapshot, but it does matter if we need the CPU to go to sleep later
> because it won't when the exception is pending.
Technically, they may be not needed by (u)swsusp, but since (u)swsusp already
uses pm_ops in the platform mode, it formally should use these new hooks in
the platform mode too. Otherwise it won't make sense to use pm_ops in
(u)swsusp at all, IMHO.
Greetings,
Rafael
next prev parent reply other threads:[~2007-04-13 22:18 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-05 21:54 [PATCH] pm_ops: add irq enable/disable hooks Johannes Berg
2007-04-05 23:30 ` Rafael J. Wysocki
2007-04-05 23:28 ` Johannes Berg
2007-04-06 0:02 ` Rafael J. Wysocki
2007-04-06 0:09 ` Johannes Berg
2007-04-06 0:17 ` Rafael J. Wysocki
2007-04-06 8:48 ` Johannes Berg
2007-04-06 9:41 ` Rafael J. Wysocki
2007-04-06 9:44 ` Johannes Berg
2007-04-06 10:02 ` Rafael J. Wysocki
2007-04-06 10:00 ` Johannes Berg
2007-04-06 19:19 ` Pavel Machek
2007-04-06 21:59 ` Johannes Berg
2007-04-10 11:36 ` Pavel Machek
2007-04-10 11:45 ` Johannes Berg
2007-04-10 12:00 ` Pavel Machek
2007-04-10 13:42 ` Johannes Berg
2007-04-11 11:22 ` Benjamin Herrenschmidt
2007-04-11 14:07 ` Alan Stern
2007-04-11 16:39 ` Johannes Berg
2007-04-11 21:40 ` Benjamin Herrenschmidt
2007-04-11 11:15 ` Johannes Berg
2007-04-06 19:16 ` Pavel Machek
2007-04-11 15:54 ` [PATCH v2] pm_ops: add system quiesce/activate hooks Johannes Berg
2007-04-11 20:47 ` Dmitry Krivoschekov
2007-04-12 8:39 ` Johannes Berg
2007-04-12 8:42 ` Benjamin Herrenschmidt
2007-04-12 10:16 ` Pavel Machek
2007-04-12 10:45 ` Rafael J. Wysocki
2007-04-12 10:47 ` Johannes Berg
2007-04-13 21:00 ` Pavel Machek
2007-04-13 21:11 ` Paul Mackerras
2007-04-13 21:11 ` Johannes Berg
2007-04-13 21:43 ` Pavel Machek
2007-04-13 21:15 ` Benjamin Herrenschmidt
2007-04-12 11:23 ` Benjamin Herrenschmidt
2007-04-12 15:03 ` Rafael J. Wysocki
2007-04-12 16:32 ` David Brownell
2007-04-13 6:52 ` Johannes Berg
2007-04-13 7:59 ` [PATCH v3] " Johannes Berg
2007-04-12 17:36 ` [PATCH v2] " Dmitry Krivoschekov
2007-04-12 20:51 ` Benjamin Herrenschmidt
2007-04-13 6:54 ` Johannes Berg
2007-04-13 8:04 ` David Brownell
2007-04-13 8:59 ` Johannes Berg
2007-04-13 9:07 ` Benjamin Herrenschmidt
2007-04-13 11:47 ` Rafael J. Wysocki
2007-04-13 12:58 ` Johannes Berg
2007-04-13 13:26 ` [PATCH v4] " Johannes Berg
2007-04-13 20:43 ` Rafael J. Wysocki
2007-04-13 20:58 ` Pavel Machek
2007-04-13 21:06 ` Johannes Berg
2007-04-13 21:12 ` Pavel Machek
2007-04-13 21:18 ` Johannes Berg
2007-04-13 21:33 ` Pavel Machek
2007-04-13 21:45 ` Johannes Berg
2007-04-13 21:52 ` Pavel Machek
2007-04-13 21:59 ` Johannes Berg
2007-04-13 22:18 ` Rafael J. Wysocki [this message]
2007-04-13 22:20 ` Johannes Berg
2007-04-13 22:49 ` Rafael J. Wysocki
2007-04-13 22:55 ` Johannes Berg
2007-04-13 22:09 ` Rafael J. Wysocki
2007-04-13 22:13 ` Johannes Berg
2007-04-13 22:16 ` Pavel Machek
2007-04-14 16:55 ` Paul Mackerras
2007-04-13 22:25 ` Benjamin Herrenschmidt
2007-04-13 22:39 ` Pavel Machek
2007-04-13 23:19 ` Benjamin Herrenschmidt
2007-04-14 9:14 ` Rafael J. Wysocki
2007-04-14 9:19 ` Johannes Berg
2007-04-15 0:19 ` Benjamin Herrenschmidt
2007-04-16 7:32 ` Pavel Machek
2007-04-16 8:37 ` Johannes Berg
2007-04-16 12:47 ` Pavel Machek
2007-04-17 4:58 ` Paul Mackerras
2007-04-18 7:50 ` Benjamin Herrenschmidt
2007-04-13 22:47 ` Rafael J. Wysocki
2007-04-13 21:18 ` Benjamin Herrenschmidt
2007-04-13 21:56 ` Pavel Machek
2007-04-13 22:01 ` Johannes Berg
2007-04-13 22:24 ` Benjamin Herrenschmidt
2007-04-13 21:15 ` Benjamin Herrenschmidt
2007-04-13 21:50 ` Pavel Machek
2007-04-13 22:23 ` Benjamin Herrenschmidt
2007-04-14 22:10 ` David Brownell
2007-04-13 21:05 ` [PATCH v2] " Pavel Machek
2007-04-12 8:44 ` Benjamin Herrenschmidt
2007-04-17 17:18 ` [PATCH] s2ram: add arch irq disable/enable hooks Johannes Berg
2007-04-18 11:27 ` Pavel Machek
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=200704140018.07367.rjw@sisk.pl \
--to=rjw@sisk.pl \
--cc=johannes@sipsolutions.net \
--cc=linux-pm@lists.linux-foundation.org \
--cc=pavel@ucw.cz \
/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.