From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Johannes Stezenbach <js@sig21.net>,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, Dave Jones <davej@redhat.com>,
Pavel Machek <pavel@ucw.cz>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Len Brown <lenb@kernel.org>,
Venki Pallipadi <venkatesh.pallipadi@intel.com>,
Arjan van de Ven <arjan@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: 2.6.30: hibernation/swsusp lockup due to acpi-cpufreq
Date: Tue, 16 Jun 2009 02:16:28 +0200 [thread overview]
Message-ID: <200906160216.29537.rjw@sisk.pl> (raw)
In-Reply-To: <20090615232709.GA6059@sig21.net>
On Tuesday 16 June 2009, Johannes Stezenbach wrote:
> Hi,
>
> on my aging Thinkpad T42p resume from hibernation
> fails in 2.6.30. There is a backtrace on suspend prior
> to writing out the disk image, but I cannot capture
> it due to lack of a serial port on the T42p. On
> resume the machine is dead after reading the image
> from disk.
>
> I've bisected this to:
>
> commit 01599fca6758d2cd133e78f87426fc851c9ea725
> Author: Andrew Morton <akpm@linux-foundation.org>
> Date: Mon Apr 13 10:27:49 2009 -0700
>
> cpufreq: use smp_call_function_[single|many]() in acpi-cpufreq.c
>
> I see in git log that this commit is known broken, but the
> resume on my machine is still broken in 2.6.30.
>
> If I disable CONFIG_X86_ACPI_CPUFREQ suspend/resume works in 2.6.30.
Thanks a lot for bisecting this!
Is it the reason for the enabling of interrupts during cpufreq_suspend()?
/me wonders
Is there anything we can do to fix this quickly?
Rafael
next prev parent reply other threads:[~2009-06-16 0:16 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-15 23:27 2.6.30: hibernation/swsusp lockup due to acpi-cpufreq Johannes Stezenbach
2009-06-16 0:16 ` Rafael J. Wysocki [this message]
2009-06-16 14:22 ` Johannes Stezenbach
2009-06-16 18:55 ` Andrew Morton
2009-06-16 19:57 ` Johannes Stezenbach
2009-06-16 20:25 ` Pallipadi, Venkatesh
2009-06-16 20:40 ` Johannes Stezenbach
2009-06-16 21:09 ` Andrew Morton
2009-06-16 21:18 ` Pallipadi, Venkatesh
2009-06-16 21:39 ` Rafael J. Wysocki
2009-06-16 22:44 ` Johannes Stezenbach
2009-06-16 20:44 ` Johannes Stezenbach
[not found] <cNtMS-6Iq-11@gated-at.bofh.it>
[not found] ` <cNuzd-7VN-3@gated-at.bofh.it>
[not found] ` <cNHPT-3kB-1@gated-at.bofh.it>
[not found] ` <cNM3f-1ty-29@gated-at.bofh.it>
[not found] ` <cNMZg-2ZR-17@gated-at.bofh.it>
[not found] ` <cNNsg-3U5-3@gated-at.bofh.it>
[not found] ` <cNNLx-4kf-5@gated-at.bofh.it>
[not found] ` <cNOeG-5cB-23@gated-at.bofh.it>
[not found] ` <cNOok-5pJ-11@gated-at.bofh.it>
[not found] ` <cNOy0-5C5-23@gated-at.bofh.it>
2009-07-04 18:09 ` Michael Witten
2009-07-04 21:29 ` Rafael J. Wysocki
2009-07-06 21:20 ` Pallipadi, Venkatesh
2009-07-06 21:39 ` Rafael J. Wysocki
2009-07-06 22:16 ` Pallipadi, Venkatesh
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