docs: admin-guide/abi: split files from symbols

Now that get_abi has gained support for filtering its output,
split ABI symbols from files at the html output.

That makes pages smaller and easier to navigate.

As an additional bonus, as it will paralelize files handling,
it gives an additional performance improvement.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/30e3cf2a8aeef23ca889de60a90f7de141e0dc0e.1739182025.git.mchehab+huawei@kernel.org

Documentation/admin-guide/abi-obsolete-files.rst

@@ -0,0 +1,7 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+Obsolete ABI Files
+==================
+
+.. kernel-abi:: obsolete
+   :no-symbols:

Documentation/admin-guide/abi-obsolete.rst

@@ -10,3 +10,4 @@ The description of the interface will document the reason why it is
 obsolete and when it can be expected to be removed.
 
 .. kernel-abi:: obsolete
+   :no-files:

Documentation/admin-guide/abi-readme-file.rst

@@ -0,0 +1,6 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+ABI README
+==========
+
+.. kernel-abi:: README

Documentation/admin-guide/abi-removed-files.rst

@@ -0,0 +1,7 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+Removed ABI Files
+=================
+
+.. kernel-abi:: removed
+   :no-symbols:

Documentation/admin-guide/abi-removed.rst

@@ -4,3 +4,4 @@ ABI removed symbols
 ===================
 
 .. kernel-abi:: removed
+   :no-files:

Documentation/admin-guide/abi-stable-files.rst

@@ -0,0 +1,7 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+Stable ABI Files
+================
+
+.. kernel-abi:: stable
+   :no-symbols:

Documentation/admin-guide/abi-stable.rst

@@ -13,3 +13,4 @@ Most interfaces (like syscalls) are expected to never change and always
 be available.
 
 .. kernel-abi:: stable
+   :no-files:

Documentation/admin-guide/abi-testing-files.rst

@@ -0,0 +1,7 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+Testing ABI Files
+=================
+
+.. kernel-abi:: testing
+   :no-symbols:

Documentation/admin-guide/abi-testing.rst

@@ -19,3 +19,4 @@ name to the description of these interfaces, so that the kernel
 developers can easily notify them if any changes occur.
 
 .. kernel-abi:: testing
+   :no-files:

Documentation/admin-guide/abi.rst

@@ -4,6 +4,9 @@
 Linux ABI description
 =====================
 
+ABI symbols
+-----------
+
 .. toctree::
    :maxdepth: 2
 
@@ -11,3 +14,15 @@ Linux ABI description
    abi-testing
    abi-obsolete
    abi-removed
+
+ABI files
+---------
+
+.. toctree::
+   :maxdepth: 2
+
+   abi-readme-file
+   abi-stable-files
+   abi-testing-files
+   abi-obsolete-files
+   abi-removed-files