| Message ID | 20251222115639.700578-9-sjg@u-boot.org |
|---|---|
| State | New |
| Headers |
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Mon, 22 Dec 2025 04:57:13 -0700 (MST) From: Simon Glass <sjg@u-boot.org> To: U-Boot Concept <concept@u-boot.org> Date: Mon, 22 Dec 2025 04:56:12 -0700 Message-ID: <20251222115639.700578-9-sjg@u-boot.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251222115639.700578-1-sjg@u-boot.org> References: <20251222115639.700578-1-sjg@u-boot.org> MIME-Version: 1.0 Message-ID-Hash: RIRS4TACQJBWJYXWWPG76SPLCV44EQXY X-Message-ID-Hash: RIRS4TACQJBWJYXWWPG76SPLCV44EQXY X-MailFrom: sjg@u-boot.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Simon Glass <simon.glass@canonical.com>, Claude <noreply@anthropic.com> X-Mailman-Version: 3.3.10 Precedence: list Subject: [Concept] [PATCH 08/26] linux: printk: Fix KERN_* macros for string concatenation List-Id: Discussion and patches related to U-Boot Concept <concept.u-boot.org> Archived-At: <https://lists.u-boot.org/archives/list/concept@u-boot.org/message/RIRS4TACQJBWJYXWWPG76SPLCV44EQXY/> List-Archive: <https://lists.u-boot.org/archives/list/concept@u-boot.org/> List-Help: <mailto:concept-request@u-boot.org?subject=help> List-Owner: <mailto:concept-owner@u-boot.org> List-Post: <mailto:concept@u-boot.org> List-Subscribe: <mailto:concept-join@u-boot.org> List-Unsubscribe: <mailto:concept-leave@u-boot.org> Content-Type: text/plain; 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| Series |
fs: ext4l: Add support for mounting ext4 filesystems (part G)
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Commit Message
Simon Glass
Dec. 22, 2025, 11:56 a.m. UTC
From: Simon Glass <simon.glass@canonical.com> Change KERN_* macros from empty definitions to empty strings (""). This fixes string concatenation in printf-style calls like: printk(KERN_ERR "message") Without this fix, KERN_ERR expands to nothing and the string concatenation fails. Co-developed-by: Claude <noreply@anthropic.com> Signed-off-by: Simon Glass <simon.glass@canonical.com> --- include/linux/printk.h | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/include/linux/printk.h b/include/linux/printk.h index edf149f52c7..00452944c48 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -5,15 +5,15 @@ #include <stdio.h> #include <linux/compiler.h> -#define KERN_EMERG -#define KERN_ALERT -#define KERN_CRIT -#define KERN_ERR -#define KERN_WARNING -#define KERN_NOTICE -#define KERN_INFO -#define KERN_DEBUG -#define KERN_CONT +#define KERN_EMERG "" +#define KERN_ALERT "" +#define KERN_CRIT "" +#define KERN_ERR "" +#define KERN_WARNING "" +#define KERN_NOTICE "" +#define KERN_INFO "" +#define KERN_DEBUG "" +#define KERN_CONT "" #define printk(fmt, ...) \ printf(fmt, ##__VA_ARGS__)