linux-kernel - [PATCH 1/2] asm-generic: add _

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Date:	Wed, 14 Nov 2012 16:59:10 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-arch@...r.kernel.org, Rafael Aquini <aquini@...hat.com>,
	linux-mm@...ck.org
Subject: [PATCH 1/2] asm-generic: add __WARN() to bug.h

From: Randy Dunlap <rdunlap@...radead.org>

Add __WARN() macro for the case of CONFIG_BUG is not enabled.
This fixes a build error in mm/balloon_compaction.c.

Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Arnd Bergmann <arnd@...db.de>
Cc: linux-arch@...r.kernel.org
Cc: Rafael Aquini <aquini@...hat.com>
Cc: linux-mm@...ck.org
---
 include/asm-generic/bug.h |    4 ++++
 1 file changed, 4 insertions(+)

--- linux-next-20121114.orig/include/asm-generic/bug.h
+++ linux-next-20121114/include/asm-generic/bug.h
@@ -129,6 +129,10 @@ extern void warn_slowpath_null(const cha
 })
 #endif
 
+#ifndef __WARN
+#define __WARN()	do {} while (0)
+#endif
+
 #define WARN_TAINT(condition, taint, format...) WARN_ON(condition)
 
 #endif
--
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