linux-kernel - Re: [PATCH v2 2/3] fbdev: fbmem: allow overriding the number of bootup logos

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Message-ID: <a31ff144-f037-3580-08b5-aa368572c69d@axentia.se>
Date:   Tue, 27 Aug 2019 08:54:06 +0000
From:   Peter Rosin <peda@...ntia.se>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Jonathan Corbet <corbet@....net>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
        "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
        Matthew Wilcox <willy@...radead.org>
Subject: Re: [PATCH v2 2/3] fbdev: fbmem: allow overriding the number of
 bootup logos

On 2019-08-27 10:36, Geert Uytterhoeven wrote:
> Hi Peter,
> 
> On Mon, Aug 26, 2019 at 10:46 PM Peter Rosin <peda@...ntia.se> wrote:
>> Probably most useful if you only want one logo regardless of how many
>> CPU cores you have.
>>
>> Signed-off-by: Peter Rosin <peda@...ntia.se>
> 
> Thanks for your patch!
> 
>> --- a/Documentation/fb/fbcon.rst
>> +++ b/Documentation/fb/fbcon.rst
>> @@ -174,6 +174,11 @@ C. Boot options
>>         displayed due to multiple CPUs, the collected line of logos is moved
>>         as a whole.
>>
>> +9. fbcon=logo-count:<n>
>> +
>> +       The value 'n' overrides the number of bootup logos. Zero gives the
>> +       default, which is the number of online cpus.
> 
> Isn't that a bit unexpected for the user?
> What about making -1 the default (auto), and zero meaning no logos?

I just naively assumed there was some other mechanism to disable it.

Sigh, I'll take a look. v3 coming up...

Cheers,
Peter