From 3a6a62f96f168d192fb0cc9c0b5ee2584740b32d Mon Sep 17 00:00:00 2001
From: Olof Johansson <olof@lixom.net>
Date: Wed, 30 Jan 2008 13:32:50 +0100
Subject: debug: introduce __WARN()

Introduce __WARN() in the generic case, so the generic WARN_ON()
can use arch-specific code for when the condition is true.

Signed-off-by: Olof Johansson <olof@lixom.net>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/asm-generic/bug.h | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

(limited to 'include/asm-generic/bug.h')

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index d56fedbb457..1a0e1a7684b 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -31,14 +31,19 @@ struct bug_entry {
 #define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while(0)
 #endif
 
-#ifndef HAVE_ARCH_WARN_ON
+#ifndef __WARN
+#define __WARN() do {							\
+	printk("WARNING: at %s:%d %s()\n", __FILE__,			\
+		__LINE__, __FUNCTION__);				\
+	dump_stack();							\
+} while (0)
+#endif
+
+#ifndef WARN_ON
 #define WARN_ON(condition) ({						\
 	int __ret_warn_on = !!(condition);				\
-	if (unlikely(__ret_warn_on)) {					\
-		printk("WARNING: at %s:%d %s()\n", __FILE__,		\
-			__LINE__, __FUNCTION__);			\
-		dump_stack();						\
-	}								\
+	if (unlikely(__ret_warn_on))					\
+		__WARN();						\
 	unlikely(__ret_warn_on);					\
 })
 #endif
-- 
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