linux-kernel - [PATCH] pr_debug() should not be used in drivers

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Date:	Tue, 8 Aug 2006 01:37:15 +0200
From:	Pavel Machek <pavel@...e.cz>
To:	Greg KH <gregkh@...e.de>, Andrew Morton <akpm@...l.org>
Cc:	Shem Multinymous <multinymous@...il.com>,
	Robert Love <rlove@...ve.org>,
	Jean Delvare <khali@...ux-fr.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	linux-kernel@...r.kernel.org, hdaps-devel@...ts.sourceforge.net
Subject: [PATCH] pr_debug() should not be used in drivers


pr_debug() should not be used from drivers, add comment saying that.

Signed-off-by: Pavel Machek <pavel@...e.cz>

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 181c69c..1b5f238 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -210,6 +210,7 @@ extern enum system_states {
 extern void dump_stack(void);
 
 #ifdef DEBUG
+/* If you are writing a driver, please use dev_dbg, instead */
 #define pr_debug(fmt,arg...) \
 	printk(KERN_DEBUG fmt,##arg)
 #else

-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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