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Message-Id: <e224e71ae8e2b578d4b4a0a079eea963445eaf91.1243381848.git.ak@linux.intel.com>
Date:	Wed, 27 May 2009 01:54:26 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	linux-kernel@...r.kernel.org, hpa@...or.com, x86@...nel.org
Cc:	Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH 24/31] x86: MCE: Don't print backtrace on machine checks with DEBUG_BUGVERBOSE
From: Andi Kleen <ak@...ux.intel.com>
CONFIG_DEBUG_BUGVERBOSE prints backtraces on panics, but we don't
want that on machine checks because these are not kernel bugs.
So disable it here.
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
 kernel/panic.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/panic.c b/kernel/panic.c
index 984b3ec..fa3b607 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -71,7 +71,8 @@ NORET_TYPE void panic(const char * fmt, ...)
 	va_end(args);
 	printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf);
 #ifdef CONFIG_DEBUG_BUGVERBOSE
-	dump_stack();
+	if (!strstr(fmt, "Machine check"))
+		dump_stack();
 #endif
 
 	/*
-- 
1.6.0.2
--
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