From nobody Tue Oct 7 14:06:30 2025 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F09F823FC66; Wed, 9 Jul 2025 19:21:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752088906; cv=none; b=PJ86eo6WEUohf8p8j6m99mKbz3bA3PYQnwcej9otycDHAs+Fp5BFlJcgJ+he+RGqyLMNL3PAcRZ6CwSWYjziUKUXwQoHVTt/aA4yKmF1zsmkCAU/x6LkwDmPywvqIrIA095OWsfHJLJybSIJo7qp2VoY4pmY0naNSQDRt0BYafk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752088906; c=relaxed/simple; bh=uUCFxmo45gH4FNKoJkFKyvfUrVp0TDpC9KtK9KK+nbQ=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=X/3NFZLTkbbJkAebcLS4qD8s/BsPObr6Q+3onxCPl1DxKzrwlY/UNoykmJm1fB7lYAUQVf21BUI0bpEYk/scJ9ySgA6uCgGol04PmpM3jPjVeZ5nosVIqfqrLeLNj9GdIUL6C/4MHALlaWFG7f2Y+VTFnuuI9hcRm6RjLi2SR2w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=KkafzTSe; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=DKX/Ih0l; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="KkafzTSe"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="DKX/Ih0l" From: Nam Cao DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1752088902; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Cz7kLMF6V+pL7G20nftlZK+3bi9npXI9tcPWSQmYOx4=; b=KkafzTSeatKZVOSg4UCMmksRfod0BCo8vmKjqYJAcVX9bvjSH6MxHI1JsB5KXlczHTCGfW U7EbfclaH8fjhNXLA76EEp4pQjcKCbU8r7WxpTcQuD9tR9W8sYZO+TettXd2mGCn/Dz5qy fw4pq+ycWIinM8htp20gKVuAH98tbkyZYO9m69BBa5vCpn5igyE1WXMbo0Qk+MUaJo2WC2 cjkTDMAqGf5zAH93xPbl7Rz8QlnwFQJ6UxYjIpfk0jEdn3SjqP3QeYL4V/j/SV9dqLvzmy yA7ZZ3iRSXwAtB1FvdFyXXnGeaLILFSzxz7H680RlkywBQinYX7diGquKaCdow== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1752088902; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Cz7kLMF6V+pL7G20nftlZK+3bi9npXI9tcPWSQmYOx4=; b=DKX/Ih0l9mfXAa8HRwt5rcHmyOK79b6swFUe5U+k34vIv8QqShjRIZS64pZdZBswAmvYJK KfTfevAiBa4QF1Dw== To: Steven Rostedt , John Ogness , Masami Hiramatsu , Mathieu Desnoyers , Gabriele Monaco , linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Nam Cao , Petr Mladek , Sergey Senozhatsky Subject: [PATCH v13 02/12] printk: Make vprintk_deferred() public Date: Wed, 9 Jul 2025 21:21:13 +0200 Message-Id: <66086aa267f2f3b431ff46dba1e7092030fcfe58.1752088709.git.namcao@linutronix.de> In-Reply-To: References: 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" vprintk_deferred() is useful for implementing runtime verification reactors. Make it public. Signed-off-by: Nam Cao Reviewed-by: Petr Mladek --- Cc: John Ogness Cc: Sergey Senozhatsky --- v13: keep consistent format and put __printf(1, 0) in another line --- include/linux/printk.h | 7 +++++++ kernel/printk/internal.h | 1 - 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/include/linux/printk.h b/include/linux/printk.h index 5b462029d03c..5d22b803f51e 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -154,6 +154,8 @@ int vprintk_emit(int facility, int level, =20 asmlinkage __printf(1, 0) int vprintk(const char *fmt, va_list args); +__printf(1, 0) +int vprintk_deferred(const char *fmt, va_list args); =20 asmlinkage __printf(1, 2) __cold int _printk(const char *fmt, ...); @@ -214,6 +216,11 @@ int vprintk(const char *s, va_list args) { return 0; } +static inline __printf(1, 0) +int vprintk_deferred(const char *fmt, va_list args) +{ + return 0; +} static inline __printf(1, 2) __cold int _printk(const char *s, ...) { diff --git a/kernel/printk/internal.h b/kernel/printk/internal.h index 48a24e7b309d..bbed41ad29cf 100644 --- a/kernel/printk/internal.h +++ b/kernel/printk/internal.h @@ -72,7 +72,6 @@ int vprintk_store(int facility, int level, const char *fmt, va_list args); =20 __printf(1, 0) int vprintk_default(const char *fmt, va_list args); -__printf(1, 0) int vprintk_deferred(const char *fmt, va_list args); =20 void __printk_safe_enter(void); void __printk_safe_exit(void); --=20 2.39.5