linux-kernel - [PATCH v3 26/30] docs: kdoc_parser: use the new CFunction class

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Message-ID: <4ca4e256922bc42ce1c86e70c20e6a35a599fcfd.1769673038.git.mchehab+huawei@kernel.org>
Date: Thu, 29 Jan 2026 09:08:17 +0100
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Jonathan Corbet <corbet@....net>,
	Linux Doc Mailing List <linux-doc@...r.kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	bpf@...r.kernel.org,
	intel-wired-lan@...ts.osuosl.org,
	linux-hardening@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Randy Dunlap <rdunlap@...radead.org>
Subject: [PATCH v3 26/30] docs: kdoc_parser: use the new CFunction class

The match logic for transforms becomes a lot clearer if we use
CFunction convenient alias class instead of NestedMatch.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
 tools/lib/python/kdoc/kdoc_parser.py | 38 ++++++++++++++--------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/tools/lib/python/kdoc/kdoc_parser.py b/tools/lib/python/kdoc/kdoc_parser.py
index d2eb93f9d489..50d57c6799bb 100644
--- a/tools/lib/python/kdoc/kdoc_parser.py
+++ b/tools/lib/python/kdoc/kdoc_parser.py
@@ -13,7 +13,7 @@ import sys
 import re
 from pprint import pformat
 
-from kdoc.kdoc_re import NestedMatch, KernRe
+from kdoc.kdoc_re import CFunction, KernRe
 from kdoc.kdoc_item import KdocItem
 
 #
@@ -119,22 +119,22 @@ struct_xforms = [
     #
     # As it doesn't properly match the end parenthesis on some cases.
     #
-    # So, a better solution was crafted: there's now a NestedMatch
+    # So, a better solution was crafted: there's now a CFunction
     # class that ensures that delimiters after a search are properly
     # matched. So, the implementation to drop STRUCT_GROUP() will be
     # handled in separate.
     #
-    (NestedMatch(r'\bstruct_group\s*\('), r'\2'),
-    (NestedMatch(r'\bstruct_group_attr\s*\('), r'\3'),
-    (NestedMatch(r'\bstruct_group_tagged\s*\('), r'struct \1 { \3 } \2;'),
-    (NestedMatch(r'\b__struct_group\s*\('), r'\4'),
+    (CFunction('struct_group'), r'\2'),
+    (CFunction('struct_group_attr'), r'\3'),
+    (CFunction('struct_group_tagged'), r'struct \1 { \3 } \2;'),
+    (CFunction('__struct_group'), r'\4'),
 
     #
     # Replace macros
     #
-    # TODO: use NestedMatch for FOO($1, $2, ...) matches
+    # TODO: use CFunction on all FOO($1, $2, ...) matches
     #
-    # it is better to also move those to the NestedMatch logic,
+    # it is better to also move those to the CFunction logic,
     # to ensure that parentheses will be properly matched.
     #
     (KernRe(r'__ETHTOOL_DECLARE_LINK_MODE_MASK\s*\(([^\)]+)\)', re.S),
@@ -185,17 +185,17 @@ function_xforms = [
     (KernRe(r"DECL_BUCKET_PARAMS\s*\(\s*(\S+)\s*,\s*(\S+)\s*\)"), r"\1, \2"),
     (KernRe(r"__no_context_analysis\s*"), ""),
     (KernRe(r"__attribute_const__ +"), ""),
-    (NestedMatch(r"__cond_acquires\s*\("), ""),
-    (NestedMatch(r"__cond_releases\s*\("), ""),
-    (NestedMatch(r"__acquires\s*\("), ""),
-    (NestedMatch(r"__releases\s*\("), ""),
-    (NestedMatch(r"__must_hold\s*\("), ""),
-    (NestedMatch(r"__must_not_hold\s*\("), ""),
-    (NestedMatch(r"__must_hold_shared\s*\("), ""),
-    (NestedMatch(r"__cond_acquires_shared\s*\("), ""),
-    (NestedMatch(r"__acquires_shared\s*\("), ""),
-    (NestedMatch(r"__releases_shared\s*\("), ""),
-    (NestedMatch(r"__attribute__\s*\("), ""),
+    (CFunction("__cond_acquires"), ""),
+    (CFunction("__cond_releases"), ""),
+    (CFunction("__acquires"), ""),
+    (CFunction("__releases"), ""),
+    (CFunction("__must_hold"), ""),
+    (CFunction("__must_not_hold"), ""),
+    (CFunction("__must_hold_shared"), ""),
+    (CFunction("__cond_acquires_shared"), ""),
+    (CFunction("__acquires_shared"), ""),
+    (CFunction("__releases_shared"), ""),
+    (CFunction("__attribute__"), ""),
 ]
 
 #
-- 
2.52.0