docs: Move the "features" tools to tools/docs

The scripts for managing the features docs are found in three different
directories; unite them all under tools/docs and update references as
needed.

Reviewed-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/sphinx/kernel_feat.py

@@ -13,7 +13,7 @@
     :license:    GPL Version 2, June 1991 see Linux/COPYING for details.
 
     The ``kernel-feat`` (:py:class:`KernelFeat`) directive calls the
-    scripts/get_feat.pl script to parse the Kernel ABI files.
+    tools/docs/get_feat.pl script to parse the Kernel ABI files.
 
     Overview of directive's argument and options.
 
@@ -85,7 +85,7 @@ class KernelFeat(Directive):
         srctree = os.path.abspath(os.environ["srctree"])
 
         args = [
-            os.path.join(srctree, 'scripts/get_feat.pl'),
+            os.path.join(srctree, 'tools/docs/get_feat.pl'),
             'rest',
             '--enable-fname',
             '--dir',

tools/docs/get_feat.pl

@@ -18,7 +18,7 @@ my $enable_fname;
 my $basename = abs_path($0);
 $basename =~ s,/[^/]+$,/,;
 
-my $prefix=$basename . "../Documentation/features";
+my $prefix=$basename . "../../Documentation/features";
 
 # Used only at for full features output. The script will auto-adjust
 # such values for the minimal possible values

tools/docs/list-arch.sh

@@ -8,4 +8,4 @@
 
 ARCH=${1:-$(uname -m | sed 's/x86_64/x86/' | sed 's/i386/x86/' | sed 's/s390x/s390/')}
 
-$(dirname $0)/../../scripts/get_feat.pl list --arch $ARCH
+$(dirname $0)/get_feat.pl list --arch $ARCH