linux-kernel - Re: [PATCH] ACPI: video: Fix name collision with architecture's video.o

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Date: Thu, 16 May 2024 17:16:47 +0200
From: Hans de Goede <hdegoede@...hat.com>
To: Thomas Zimmermann <tzimmermann@...e.de>,
 "Rafael J. Wysocki" <rafael@...nel.org>
Cc: lenb@...nel.org, arnd@...db.de, chaitanya.kumar.borah@...el.com,
 suresh.kumar.kurmi@...el.com, jani.saarinen@...el.com,
 linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
 intel-gfx@...ts.freedesktop.org, linux-arch@...r.kernel.org,
 linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] ACPI: video: Fix name collision with architecture's
 video.o

Hi,

On 5/16/24 5:11 PM, Thomas Zimmermann wrote:
> Hi
> 
> Am 16.05.24 um 17:03 schrieb Hans de Goede:
>> Hi,
>>
>> On 5/16/24 3:04 PM, Rafael J. Wysocki wrote:
>>> CC Hans who has been doing the majority of the ACPI video work.
>>>
>>> On Thu, May 16, 2024 at 2:43 PM Thomas Zimmermann <tzimmermann@...e.de> wrote:
>>>> Commit 2fd001cd3600 ("arch: Rename fbdev header and source files")
>>>> renames the video source files under arch/ such that they does not
>>>> refer to fbdev any longer. The new files named video.o conflict with
>>>> ACPI's video.ko module.
>>> And surely nobody knew or was unable to check upfront that there was a
>>> video.ko already in the kernel.
>> Sorry, but nack for this change. I very deliberately kept the module-name
>> as video when renaming the actual .c file from video.c to acpi_video.c
>> because many people pass drivers/video/acpi_video.c module arguments
>> on the kernel commandline using video.param=val .
>>
>> Try e.g. doing a duckduckgo search for 1 off:
>>
>> "video.only_lcd"
>> "video.allow_duplicates"
>> "video.brightness_switch_enabled"
> 
> Ok, that makes sense. I'll rename the other files.

Great, thank you.

Regards,

Hans