From: Dave Jones <davej@redhat.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: "Langsdorf, Mark" <mark.langsdorf@amd.com>,
lkml <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Renninger <trenn@suse.de>
Subject: Re: Regression in 2.6.27-rc2 in acpi_processor_init()
Date: Fri, 8 Aug 2008 17:06:19 -0400 [thread overview]
Message-ID: <20080808210619.GA4655@redhat.com> (raw)
In-Reply-To: <200808082302.11358.rjw@sisk.pl>
On Fri, Aug 08, 2008 at 11:02:10PM +0200, Rafael J. Wysocki wrote:
> [Adding CCs]
>
> On Friday, 8 of August 2008, Langsdorf, Mark wrote:
> > I got a regression when updated from 2.6.27-rc1 ro
> > 2.6.27-rc2. The noticeable symptom is the powernow-k8
> > driver stopped working because the call to
> > acpi_processor_register_performance() is returning
> > -EINVAL.
> >
> > Digging into the code a bit more, that's occurring
> > because acpi_processor_ppc_status is not set.
> > That should be set in acpi_processor_init(), but
> > that function is failing to register the ACPI
> > processor driver.
> >
> > I've dug through the code and can't see why
> > that call would fail. It doesn't look like there
> > were any changes between 2.6.27-rc1 and 2.6.27-rc2,
> > but I may have missed something.
> >
> > Any advice or suggestions in debugging this
> > appreciated.
a1531acd43310a7e4571d52e8846640667f4c74b perhaps related ?
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2008-08-12 19:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-08 19:36 Regression in 2.6.27-rc2 in acpi_processor_init() Langsdorf, Mark
2008-08-08 21:02 ` Rafael J. Wysocki
2008-08-08 21:06 ` Dave Jones [this message]
2008-08-10 3:34 ` Zhao Yakui
2008-08-10 3:34 ` Zhao Yakui
2008-08-11 16:54 ` Langsdorf, Mark
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