linux-kernel - [PATCH 1/1] driver-core: Shut up dev_dbg

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Message-ID: <20120817.090416.563933713934615530.hdoyu@nvidia.com>
Date:	Fri, 17 Aug 2012 08:04:16 +0200
From:	Hiroshi Doyu <hdoyu@...dia.com>
To:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	Antti Palosaari <crope@....fi>,
	"htl10@...rs.sourceforge.net" <htl10@...rs.sourceforge.net>,
	"linux-media@...r.kernel.org" <linux-media@...r.kernel.org>,
	"joe@...ches.com" <joe@...ches.com>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>
Subject: [PATCH 1/1] driver-core: Shut up dev_dbg_reatelimited() without
 DEBUG

dev_dbg_reatelimited() without DEBUG printed "217078 callbacks
suppressed". This shouldn't print anything without DEBUG.

Signed-off-by: Hiroshi Doyu <hdoyu@...dia.com>
Reported-by: Antti Palosaari <crope@....fi>
---
 include/linux/device.h |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/include/linux/device.h b/include/linux/device.h
index eb945e1..d4dc26e 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -962,9 +962,13 @@ do {									\
 	dev_level_ratelimited(dev_notice, dev, fmt, ##__VA_ARGS__)
 #define dev_info_ratelimited(dev, fmt, ...)				\
 	dev_level_ratelimited(dev_info, dev, fmt, ##__VA_ARGS__)
+#if defined(DEBUG)
 #define dev_dbg_ratelimited(dev, fmt, ...)				\
 	dev_level_ratelimited(dev_dbg, dev, fmt, ##__VA_ARGS__)
-
+#else
+#define dev_dbg_ratelimited(dev, fmt, ...)			\
+	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#endif
 /*
  * Stupid hackaround for existing uses of non-printk uses dev_info
  *
-- 
1.7.5.4
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