From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755886AbaISJBt (ORCPT ); Fri, 19 Sep 2014 05:01:49 -0400 Received: from mail-pa0-f53.google.com ([209.85.220.53]:50649 "EHLO mail-pa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753985AbaISJBq (ORCPT ); Fri, 19 Sep 2014 05:01:46 -0400 From: Omar Sandoval To: Chris Mason , Josef Bacik , linux-btrfs@vger.kernel.org, "Paul E. McKenney" , Josh Triplett , Steven Rostedt , Mathieu Desnoyers , Lai Jiangshan , linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] Return a value from printk_ratelimited Date: Fri, 19 Sep 2014 02:01:29 -0700 Message-Id: <3629aa32fd3e434e41e5e5f4a97ab50adb8edcdc.1411116672.git.osandov@osandov.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org printk returns an integer; there's no reason for printk_ratelimited to swallow it. Signed-off-by: Omar Sandoval --- include/linux/printk.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/printk.h b/include/linux/printk.h index d78125f..67534bc 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -343,12 +343,14 @@ extern asmlinkage void dump_stack(void) __cold; #ifdef CONFIG_PRINTK #define printk_ratelimited(fmt, ...) \ ({ \ + int __ret = 0; \ static DEFINE_RATELIMIT_STATE(_rs, \ DEFAULT_RATELIMIT_INTERVAL, \ DEFAULT_RATELIMIT_BURST); \ \ if (__ratelimit(&_rs)) \ - printk(fmt, ##__VA_ARGS__); \ + __ret = printk(fmt, ##__VA_ARGS__); \ + __ret; \ }) #else #define printk_ratelimited(fmt, ...) \ -- 2.1.0