linux-kernel - Re: Why is CONFIG

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Message-ID: <8c6a1c95-5c83-f082-5cc2-1273ed9f5d6f@metux.net>
Date:   Sat, 4 Jan 2020 21:27:51 +0100
From:   "Enrico Weigelt, metux IT consult" <lkml@...ux.net>
To:     "Theodore Y. Ts'o" <tytso@....edu>, Rob Landley <rob@...dley.net>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: Why is CONFIG_VT forced on?

On 31.12.19 02:55, Theodore Y. Ts'o wrote:

Hi,

> What this means is that the prompt is shown only if CONFIG_EXPERT is
> enabled.  If CONFIG_EXPERT is not set, then the default value (which
> for CONFIG_VT is "yes") is used, with no way to change it.

So, if one manually changes that in .config and re-runs 'make
menuconfig' again, it will be forced back to the default ?

> What's not there is an explanation for why a parameter like CONFIG_VT
> is enabled. 

That actually would be a good thing to have. I already had lots of cases
where I had to spend quite some time in order to find out what caused
something to be enabled/disabled/disappearing.

--mtx

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Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@...ux.net -- +49-151-27565287