Mauro Carvalho Chehab bc20c56e98 docs: changes: better document Python needs
Python is listed as an optional dependency, but this is not
true, as:

1) arm (multi_v7_defconfig and other defconfigs) and arm64 defconfig
   needs it due to DRM_MSM dependencies;

2) CONFIG_LTO_CLANG runs a python script at scripts/Makefile.vmlinux_o;

3) kernel-doc is called during compilation when some DRM options
   like CONFIG_DRM_I915_WERROR are enabled;

4) allyesconfig/allmodconfig will enable CONFIG_* dependencies
   that needs it;

5) besides DRM, other subsystems seem to have logic calling *.py
   scripts.

So, better document that and change the dependency from optional
to mandatory to reflect the current needs.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Acked-by: Akira Yokosawa <akiyks@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/b03b95b8d09358e81e4f27942839191f49b0ba80.1753806485.git.mchehab+huawei@kernel.org
2025-08-11 10:54:29 -06:00
2025-02-19 14:53:27 -07:00
2025-08-10 19:41:16 +03:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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