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[98.38.17.99]) by smtp.googlemail.com with ESMTPSA id 5614622812f47-4799fead505sm14329744b6e.2.2026.04.23.13.54.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Apr 2026 13:54:32 -0700 (PDT) From: Jim Cromie Date: Thu, 23 Apr 2026 14:53:47 -0600 Subject: [PATCH v14 06/92] dyndbg: add stub macro for DECLARE_DYNDBG_CLASSMAP MIME-Version: 1.0 Message-Id: <20260423-submit-dyndbg-classmap-foundation-v14-6-2b809a8019d0@gmail.com> References: <20260423-submit-dyndbg-classmap-foundation-v14-0-2b809a8019d0@gmail.com> In-Reply-To: <20260423-submit-dyndbg-classmap-foundation-v14-0-2b809a8019d0@gmail.com> To: Arnd Bergmann , Jason Baron , Luis Chamberlain , Petr Pavlu , Daniel Gomez , Sami Tolvanen , Aaron Tomlin , Andrew Morton , Jonathan Corbet , Shuah Khan , Shuah Khan , Greg Kroah-Hartman , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Airlie , Gerd Hoffmann , Dmitry Osipenko , Gurchetan Singh , Chia-I Wu , Matthew Brost , =?utf-8?q?Thomas_Hellstr=C3=B6m?= , Lyude Paul , Danilo Krummrich , Patrik Jakobsson , Zack Rusin , Broadcom internal kernel review list , Louis Chauvet , Haneen Mohammed , Melissa Wen , Sean Paul , Jocelyn Falempe , Ruben Wauters , Dave Stevenson , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , Xinliang Liu , Tian Tao , Xinwei Kong , Sumit Semwal , Yongqin Liu , John Stultz , Philipp Zabel , Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Chun-Kuang Hu , Matthias Brugger , AngeloGioacchino Del Regno , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan , Alain Volmat , Raphael Gallais-Pou , Yannick Fertre , Raphael Gallais-Pou , Philippe Cornu , Maxime Coquelin , Alexandre Torgue , Oded Gabbay , Maciej Falkowski , Karol Wachowski , "Rob Herring (Arm)" , Tomeu Vizoso , Liviu Dudau , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Liu Ying , Laurentiu Palcu , Lucas Stach , Paul Kocialkowski , Jianmin Lv , Qianhai Wu , Huacai Chen , Mingcong Bai , Xi Ruoyao , Icenowy Zheng , Laurent Pinchart , Tomi Valkeinen , Kieran Bingham , Geert Uytterhoeven , Magnus Damm , Javier Martinez Canillas , Huang Rui , Matthew Auld , Jani Nikula , Luca Coelho , Russell King , Christian Gmeiner Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-modules@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, virtualization@lists.linux.dev, intel-xe@lists.freedesktop.org, nouveau@lists.freedesktop.org, spice-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-renesas-soc@vger.kernel.org, etnaviv@lists.freedesktop.org, Jim Cromie X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1776977636; l=3163; i=jim.cromie@gmail.com; s=20260203; h=from:subject:message-id; bh=oEsmtxZpy1nA6cwG/GlCHHZozIXv5uvGK/7t8FuqEsQ=; b=lJFEKrs7OI72yEbcHyyGRZPIfwBYftyO/2B8JWO8raLEp4blxfP1T+epq6F6qyKAJo6t2pR2/ sDkfqbYlJtSAFIt3rUWIfc7dHV5sl2JqqN/oqEmXSoIrgPE9+4Ux3y1 X-Developer-Key: i=jim.cromie@gmail.com; a=ed25519; pk=C6E5ODlPQo7ZBynATXH9wg7K6HxP0pIXyf4s38Qw0XE= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260423_135433_796888_5EA01018 X-CRM114-Status: GOOD ( 14.65 ) X-Mailman-Approved-At: Thu, 09 Jul 2026 01:48:24 -0700 X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Add the stub macro for !DYNAMIC_DEBUG builds, after moving the original macro-defn down under the big ifdef. Do it now so future changes have a cleaner starting point. Signed-off-by: Jim Cromie --- include/linux/dynamic_debug.h | 43 ++++++++++++++++++++++--------------------- 1 file changed, 22 insertions(+), 21 deletions(-) diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index 05743900a116..a10adac8e8f0 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -93,27 +93,6 @@ struct ddebug_class_map { enum class_map_type map_type; }; -/** - * 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[] = { __VA_ARGS__ }; \ - static struct ddebug_class_map __aligned(8) __used \ - __section("__dyndbg_classes") _var = { \ - .mod = THIS_MODULE, \ - .mod_name = KBUILD_MODNAME, \ - .base = _base, \ - .map_type = _maptype, \ - .length = NUM_TYPE_ARGS(char*, __VA_ARGS__), \ - .class_names = _var##_classnames, \ - } -#define NUM_TYPE_ARGS(eltype, ...) \ - (sizeof((eltype[]){__VA_ARGS__}) / sizeof(eltype)) - /* encapsulate linker provided built-in (or module) dyndbg data */ struct _ddebug_info { struct _ddebug *descs; @@ -138,6 +117,27 @@ struct ddebug_class_param { #if defined(CONFIG_DYNAMIC_DEBUG) || \ (defined(CONFIG_DYNAMIC_DEBUG_CORE) && defined(DYNAMIC_DEBUG_MODULE)) +/** + * 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[] = { __VA_ARGS__ }; \ + static struct ddebug_class_map __aligned(8) __used \ + __section("__dyndbg_classes") _var = { \ + .mod = THIS_MODULE, \ + .mod_name = KBUILD_MODNAME, \ + .base = _base, \ + .map_type = _maptype, \ + .length = NUM_TYPE_ARGS(char*, __VA_ARGS__), \ + .class_names = _var##_classnames, \ + } +#define NUM_TYPE_ARGS(eltype, ...) \ + (sizeof((eltype[]) {__VA_ARGS__}) / sizeof(eltype)) + extern __printf(2, 3) void __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...); @@ -314,6 +314,7 @@ void __dynamic_ibdev_dbg(struct _ddebug *descriptor, #define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) #define DYNAMIC_DEBUG_BRANCH(descriptor) false +#define DECLARE_DYNDBG_CLASSMAP(...) #define dynamic_pr_debug(fmt, ...) \ no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) -- 2.53.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip