From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Oleg Nesterov <oleg@tv-sign.ru>, Pavel Machek <pavel@ucw.cz>,
Gautham R Shenoy <ego@in.ibm.com>,
LKML <linux-kernel@vger.kernel.org>,
Srivatsa Vaddagiri <vatsa@in.ibm.com>
Subject: Re: Problem with freezable workqueues
Date: Wed, 28 Feb 2007 01:00:35 +0100 [thread overview]
Message-ID: <200702280100.36649.rjw@sisk.pl> (raw)
In-Reply-To: <1172619412.3681.11.camel@johannes.berg>
On Wednesday, 28 February 2007 00:36, Johannes Berg wrote:
> On Wed, 2007-02-28 at 02:28 +0300, Oleg Nesterov wrote:
>
> > Ugh. I know nothing, nothing, nothing about suspend. I'll try to guess.
> >
> > Commit: ed746e3b18f4df18afa3763155972c5835f284c5
>
> > Yes? with the patch above, _cpu_down() called _after_ freeze_processes() ???
>
> perfect :)
> See also my original mail and the thread:
> http://thread.gmane.org/gmane.linux.power-management.general/4314
>
> > How about other kthread_stop()s ? For example, kernel/softirq.c:cpu_callback() ?
>
> I'd they should be affected as well.
They won't be, if they have PF_NOFREEZE set.
> For me, I guess I haven't run into them because xfs is enough to freeze the
> box ;)
I think you've hit the only thing that could have triggered the issue. ;-)
Greetings,
Rafael
next prev parent reply other threads:[~2007-02-27 23:58 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-27 21:51 Problem with freezable workqueues Rafael J. Wysocki
2007-02-27 23:28 ` Oleg Nesterov
2007-02-27 23:36 ` Johannes Berg
2007-02-28 0:00 ` Rafael J. Wysocki [this message]
2007-02-28 0:00 ` Johannes Berg
2007-02-28 18:06 ` Gautham R Shenoy
2007-02-27 23:57 ` Rafael J. Wysocki
2007-02-28 0:01 ` Johannes Berg
2007-02-28 0:08 ` Rafael J. Wysocki
2007-02-28 1:14 ` Nigel Cunningham
2007-02-28 10:59 ` Rafael J. Wysocki
2007-02-28 20:36 ` Johannes Berg
2007-02-28 3:07 ` Srivatsa Vaddagiri
2007-02-28 8:48 ` Oleg Nesterov
2007-02-28 9:10 ` Srivatsa Vaddagiri
2007-02-28 9:43 ` Oleg Nesterov
2007-02-28 11:09 ` Rafael J. Wysocki
2007-02-28 18:17 ` Gautham R Shenoy
2007-02-28 18:41 ` Rafael J. Wysocki
2007-02-28 8:54 ` Pavel Machek
2007-02-28 3:01 ` Srivatsa Vaddagiri
2007-02-28 3:51 ` Srivatsa Vaddagiri
2007-02-28 11:11 ` Rafael J. Wysocki
2007-02-28 13:17 ` Srivatsa Vaddagiri
2007-02-28 13:27 ` Srivatsa Vaddagiri
2007-02-28 17:41 ` Rafael J. Wysocki
2007-02-28 17:40 ` Rafael J. Wysocki
2007-02-28 19:17 ` Rafael J. Wysocki
2007-02-28 19:32 ` Oleg Nesterov
2007-02-28 19:43 ` Rafael J. Wysocki
2007-02-28 20:08 ` Oleg Nesterov
2007-02-28 20:25 ` Rafael J. Wysocki
2007-02-28 20:35 ` Oleg Nesterov
2007-02-28 22:39 ` Rafael J. Wysocki
2007-02-28 22:44 ` Pavel Machek
2007-02-28 23:54 ` [PATCH] Make XFS workqueues nonfreezable Rafael J. Wysocki
2007-03-01 8:03 ` Andrew Morton
2007-03-01 9:15 ` Pavel Machek
2007-03-01 9:25 ` Andrew Morton
2007-02-28 21:16 ` Problem with freezable workqueues Pavel Machek
2007-03-06 0:30 ` Johannes Berg
2007-03-06 20:31 ` Rafael J. Wysocki
2007-03-06 22:25 ` Nigel Cunningham
2007-03-06 22:57 ` Rafael J. Wysocki
2007-03-07 23:10 ` Johannes Berg
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