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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Dirk Brandewie <dirk.brandewie@gmail.com>
Cc: Dave Jones <davej@redhat.com>,
	linux-kernel@vger.kernel.org, cpufreq@vger.kernel.org
Subject: Re: [PATCH 0/5] Add P state driver for Intel Core Processors
Date: Wed, 13 Feb 2013 22:17:58 +0100	[thread overview]
Message-ID: <6075901.uWCJMxDDFf@vostro.rjw.lan> (raw)
In-Reply-To: <511BC16C.7040807@gmail.com>

On Wednesday, February 13, 2013 08:38:04 AM Dirk Brandewie wrote:
> Hi Dave,
> 
> On 02/12/2013 01:49 PM, Dave Jones wrote:
> > On Wed, Feb 06, 2013 at 09:02:07AM -0800, dirk.brandewie@gmail.com wrote:
> >
> > Won't you also need to patch drivers/cpufreq/acpi-cpufreq.c to not load
> > on the processors that you want this driver to run on ?
> >
> > 	Dave
> >
> 
> For the case where both are built-in the load order works my driver uses
> device_initcall() and acpi_cpufreq uses late_initcall().
> 
> For the case where both are a module (which I was sure I tested) you are right
> I will have to do something.
> 
> For now I propose to make my driver built-in only while I sort out the right
> solution for the module build.  Does this seem reasonable to everyone?

Well, I've been saying I think your driver should be non-modular from the
start. :-)

May I ask for a kernel command line switch to prevent it from registering if
the user doesn't actually want it, though, if it's going to be non-modular?

Rafael


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.

  reply	other threads:[~2013-02-13 21:11 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-06 17:02 [PATCH 0/5] Add P state driver for Intel Core Processors dirk.brandewie
2013-02-06 17:02 ` [PATCH 1/5] cpufreq: Retrieve current frequency from scaling drivers with internal governors dirk.brandewie
2013-02-07 13:46   ` Viresh Kumar
2013-02-06 17:02 ` [PATCH 2/5] cpufreq: Only call cpufreq_out_of_sync() for driver that implement cpufreq_driver.target() dirk.brandewie
2013-02-06 17:02 ` [PATCH 2/5] cpufreq: Only call cpufreq_out_of_sync() with drivers " dirk.brandewie
2013-02-07 10:33   ` Viresh Kumar
2013-02-06 17:02 ` [PATCH 3/5] cpufreq: Do not track governor name for scaling drivers with internal governors dirk.brandewie
2013-02-07 10:43   ` Viresh Kumar
2013-02-07 13:45   ` Viresh Kumar
2013-02-06 17:02 ` [PATCH 4/5] cpufreq_stats: do not remove sysfs files if frequency table is not present dirk.brandewie
2013-02-06 17:02 ` [PATCH 5/5] cpufreq/x86: Add P-state driver for sandy bridge dirk.brandewie
2013-02-07 14:01   ` Viresh Kumar
2013-02-07 10:42 ` [PATCH 0/5] Add P state driver for Intel Core Processors Viresh Kumar
2013-02-07 14:02   ` Viresh Kumar
2013-02-07 22:43     ` Rafael J. Wysocki
2013-02-12 21:49 ` Dave Jones
2013-02-13 16:38   ` Dirk Brandewie
2013-02-13 21:17     ` Rafael J. Wysocki [this message]
2013-02-14 18:38       ` [PATCH] cpufreq/intel_pstate: Add kernel command line option disable intel_pstate dirk.brandewie
2013-02-14 22:56         ` Yinghai Lu
2013-02-15  4:23         ` Viresh Kumar
2013-02-15 12:30           ` Rafael J. Wysocki
2013-02-15 13:28             ` Viresh Kumar
2013-02-15 16:12               ` Dirk Brandewie
2013-02-15 16:15       ` dirk.brandewie
2013-02-14  4:08     ` [PATCH 0/5] Add P state driver for Intel Core Processors Viresh Kumar
2013-02-14 12:21       ` Rafael J. Wysocki
2013-02-14 15:23         ` Dirk Brandewie
2013-02-14 15:34         ` Dirk Brandewie
2013-02-14 17:36           ` Rafael J. Wysocki
2013-02-13 20:14   ` [PATCH] cpufreq/intel_pstate: Change to disallow module build dirk.brandewie
2013-02-13 20:14     ` dirk.brandewie
2013-02-14 16:10     ` Viresh Kumar

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