[PATCH] fix WARN() for PPC

From: Arjan van de Ven
Date: Mon Oct 20 2008 - 17:50:54 EST

From: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
Date: Mon, 20 Oct 2008 14:41:03 -0700
Subject: [PATCH] fix WARN() for PPC

powerpc doesn't use the generic WARN_ON infrastructure. The newly introduced WARN()
as a result didn't print the message, this patch adds the printk for this specific case.

Signed-off-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
include/asm-generic/bug.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 0f6dabd..12c07c1 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -41,7 +41,7 @@ extern void warn_slowpath(const char *file, const int line,
#define __WARN() warn_on_slowpath(__FILE__, __LINE__)
#define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg)
-#define __WARN_printf(arg...) __WARN()
+#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0)

#ifndef WARN_ON

Arjan van de Ven Intel Open Source Technology Centre
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