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[98.38.17.99]) by smtp.googlemail.com with ESMTPSA id 46e09a7af769-7edaf94a494sm11134501a34.13.2026.07.21.13.57.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jul 2026 13:57:29 -0700 (PDT) From: Jim Cromie Date: Tue, 21 Jul 2026 14:57:04 -0600 Subject: [PATCH v7 15/29] dyndbg: drop NUM_TYPE_ARGS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260721-dd-maint-2-v7-15-010fbe73b311@gmail.com> References: <20260721-dd-maint-2-v7-0-010fbe73b311@gmail.com> In-Reply-To: <20260721-dd-maint-2-v7-0-010fbe73b311@gmail.com> To: Andrew Morton , Jason Baron , Greg Kroah-Hartman , Shuah Khan , Simona Vetter , Luis Chamberlain , Petr Pavlu Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arch@vger.kernel.org, linux-modules@vger.kernel.org, linux-kselftest@vger.kernel.org, Jim Cromie , Louis Chauvet X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784667429; l=1542; i=jim.cromie@gmail.com; s=20260203; h=from:subject:message-id; bh=xMZm/oO0FtfekjkxZIUS9OIoDKqTmliEkK4gwpH/mIw=; b=N77P9AtjJFwy7FzRMr8In7kiy43wJO+O2C4iqOk47TEdDfFmP812nSRahvaUv1gzRqFViN7n8 qgDCrRgljrVB76lmYlUQv1NGsjwiR6T6qctOUDgUkjgZ+pHvjsdGWoP X-Developer-Key: i=jim.cromie@gmail.com; a=ed25519; pk=C6E5ODlPQo7ZBynATXH9wg7K6HxP0pIXyf4s38Qw0XE= ARRAY_SIZE almost works here, since array decl is complete. But define it locally, named __DDEBUG_ARRAY_SIZE, to avoid include conflicts with boot/ on some arch. no functional change Signed-off-by: Jim Cromie Reviewed-by: Louis Chauvet --- v7: actually use macro v5: drop include, it causes redefined probs in /boot/* for some arch. v2: include linux/array_size.h, correct commit subject, review after sob --- include/linux/dynamic_debug.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index 9607121c3072..baf5c0853f45 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -8,6 +8,8 @@ #include +#define __DDEBUG_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) + /* * An instance of this structure is created in a special * ELF section at every dynamic debug callsite. At runtime, @@ -122,11 +124,9 @@ struct ddebug_class_param { .mod_name = KBUILD_MODNAME, \ .base = _base, \ .map_type = _maptype, \ - .length = NUM_TYPE_ARGS(char*, __VA_ARGS__), \ .class_names = _var##_classnames, \ + .length = __DDEBUG_ARRAY_SIZE(_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, ...); -- 2.55.0