linux-kernel - Re: [PATCH 1/2] fbdev/offb: Update expected device name

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Message-ID: <fe3b90b0-b52f-9677-0245-a201975c3e0c@suse.de>
Date:   Thu, 15 Jun 2023 15:06:28 +0200
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     Linux regressions mailing list <regressions@...ts.linux.dev>,
        Salvatore Bonaccorso <carnil@...ian.org>,
        Cyril Brulebois <cyril@...amax.com>
Cc:     linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, stable@...r.kernel.org,
        Michal Suchanek <msuchanek@...e.de>
Subject: Re: [PATCH 1/2] fbdev/offb: Update expected device name

Hi

Am 15.06.23 um 15:03 schrieb Linux regression tracking (Thorsten Leemhuis):
> On 16.04.23 14:34, Salvatore Bonaccorso wrote:
>>
>> On Wed, Apr 12, 2023 at 11:55:08AM +0200, Cyril Brulebois wrote:
>>> Since commit 241d2fb56a18 ("of: Make OF framebuffer device names unique"),
>>> as spotted by Frédéric Bonnard, the historical "of-display" device is
>>> gone: the updated logic creates "of-display.0" instead, then as many
>>> "of-display.N" as required.
>>>
>>> This means that offb no longer finds the expected device, which prevents
>>> the Debian Installer from setting up its interface, at least on ppc64el.
>>>
>>> It might be better to iterate on all possible nodes, but updating the
>>> hardcoded device from "of-display" to "of-display.0" is confirmed to fix
>>> the Debian Installer at the very least.
>> [...]
>> #regzbot ^introduced 241d2fb56a18
>> #regzbot title: Open Firmware framebuffer cannot find of-display
>> #regzbot link: https://bugzilla.kernel.org/show_bug.cgi?id=217328
>> #regzbot link: https://lore.kernel.org/all/20230412095509.2196162-1-cyril@debamax.com/T/#m34493480243a2cad2ae359abfd9db5e755f41add
>> #regzbot link: https://bugs.debian.org/1033058
> 
> No reply to my status inquiry[1] a few weeks ago, so I have to assume
> nobody cares anymore. If somebody still cares, holler!

I'd take a look if anyone can point me to an example of Geert's proposal.

Best regards
Thomas

> 
> #regzbot inconclusive: no answer to a status inquiry
> #regzbot ignore-activity
> 
> [1]
> https://lore.kernel.org/lkml/d1aee7d3-05f6-0920-b8e1-4ed5cf3f9f70@leemhuis.info/
> 
> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
> --
> Everything you wanna know about Linux kernel regression tracking:
> https://linux-regtracking.leemhuis.info/about/#tldr
> If I did something stupid, please tell me, as explained on that page.

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)

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