linux-kernel - Re: [BUG 3.12.rc4] Oops: unable to handle kernel paging request during shutdown

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Message-ID: <CAKohpo=QV831nP1WcdrWRCB7vkAtKPiSvSujbeE3usM+LCZpTg@mail.gmail.com>
Date:	Fri, 25 Oct 2013 19:19:57 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Knut Petersen <Knut_Petersen@...nline.de>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Greg KH <greg@...ah.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: [BUG 3.12.rc4] Oops: unable to handle kernel paging request
 during shutdown

On 25 October 2013 16:40, Rafael J. Wysocki <rjw@...ysocki.net> wrote:
> ---
>  drivers/cpufreq/acpi-cpufreq.c |    8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> Index: linux-pm/drivers/cpufreq/acpi-cpufreq.c
> ===================================================================
> --- linux-pm.orig/drivers/cpufreq/acpi-cpufreq.c
> +++ linux-pm/drivers/cpufreq/acpi-cpufreq.c
> @@ -986,12 +986,12 @@ static int __init acpi_cpufreq_init(void
>  {
>         int ret;
>
> +       if (acpi_disabled)
> +               return -ENODEV;
> +
>         /* don't keep reloading if cpufreq_driver exists */
>         if (cpufreq_get_current_driver())
> -               return 0;
> -
> -       if (acpi_disabled)
> -               return 0;
> +               return -EEXIST;
>
>         pr_debug("acpi_cpufreq_init\n");

Even better,

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
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