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[73.14.87.86]) by smtp.googlemail.com with ESMTPSA id ca18e2360f4ac-88f2d0bfdcfsm104024139f.3.2025.09.11.14.38.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Sep 2025 14:38:59 -0700 (PDT) From: Jim Cromie To: jbaron@akamai.com Cc: gregkh@linuxfoundation.org, ukaszb@chromium.org, louis.chauvet@bootlin.com, linux-kernel@vger.kernel.org, Jim Cromie Subject: [PATCH 13/30] dyndbg: DECLARE_DYNDBG_CLASSMAP needs stub defn Date: Thu, 11 Sep 2025 15:38:06 -0600 Message-ID: <20250911213823.374806-14-jim.cromie@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250911213823.374806-1-jim.cromie@gmail.com> References: <20250911213823.374806-1-jim.cromie@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add a DECLARE_DYNDBG_CLASSMAP stub/do-nothing defn, so that callers will compile properly with CONFIG_DYNAMIC_DEBUG=3Dn Signed-off-by: Jim Cromie --- include/linux/dynamic_debug.h | 39 ++++++++++++++++++----------------- 1 file changed, 20 insertions(+), 19 deletions(-) diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index e458d4b838ac..2a6ebc3c1459 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -91,25 +91,6 @@ struct ddebug_class_map { enum class_map_type map_type; }; =20 -/** - * DECLARE_DYNDBG_CLASSMAP - declare classnames known by a module - * @_var: a struct ddebug_class_map, passed to module_param_cb - * @_type: enum class_map_type, chooses bits/verbose, numeric/symbolic - * @_base: offset of 1st class-name. splits .class_id space - * @classes: class-names used to control class'd prdbgs - */ -#define DECLARE_DYNDBG_CLASSMAP(_var, _maptype, _base, ...) \ - static const char *_var##_classnames[] =3D { __VA_ARGS__ }; \ - static struct ddebug_class_map __aligned(8) __used \ - __section("__dyndbg_classes") _var =3D { \ - .mod =3D THIS_MODULE, \ - .mod_name =3D KBUILD_MODNAME, \ - .base =3D _base, \ - .map_type =3D _maptype, \ - .length =3D ARRAY_SIZE(_var##_classnames), \ - .class_names =3D _var##_classnames, \ - } - /* encapsulate linker provided built-in (or module) dyndbg data */ struct _ddebug_info { struct _ddebug *descs; @@ -134,6 +115,25 @@ struct ddebug_class_param { #if defined(CONFIG_DYNAMIC_DEBUG) || \ (defined(CONFIG_DYNAMIC_DEBUG_CORE) && defined(DYNAMIC_DEBUG_MODULE)) =20 +/** + * DECLARE_DYNDBG_CLASSMAP - declare classnames known by a module + * @_var: a struct ddebug_class_map, passed to module_param_cb + * @_type: enum class_map_type, chooses bits/verbose, numeric/symbolic + * @_base: offset of 1st class-name. splits .class_id space + * @classes: class-names used to control class'd prdbgs + */ +#define DECLARE_DYNDBG_CLASSMAP(_var, _maptype, _base, ...) \ + static const char *_var##_classnames[] =3D { __VA_ARGS__ }; \ + static struct _ddebug_class_map __aligned(8) __used \ + __section("__dyndbg_classes") _var =3D { \ + .mod =3D THIS_MODULE, \ + .mod_name =3D KBUILD_MODNAME, \ + .base =3D _base, \ + .map_type =3D _maptype, \ + .length =3D ARRAY_SIZE(_var##_classnames), \ + .class_names =3D _var##_classnames, \ + } + extern __printf(2, 3) void __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...); =20 @@ -300,6 +300,7 @@ void __dynamic_ibdev_dbg(struct _ddebug *descriptor, =20 #define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) #define DYNAMIC_DEBUG_BRANCH(descriptor) false +#define DECLARE_DYNDBG_CLASSMAP(_var, _maptype, _base, ...) =20 #define dynamic_pr_debug(fmt, ...) \ no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) --=20 2.51.0