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Message-Id: <20091217035647.992413232@mini.kroah.org>
Date:	Wed, 16 Dec 2009 19:55:36 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Cliff Wickman <cpw@....com>, Ingo Molnar <mingo@...e.hu>
Subject: [039/151] x86: Fix duplicated UV BAU interrupt vector

2.6.32-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Cliff Wickman <cpw@....com>

commit 1d865fb728bd6bbcdfbd6ec1e2b8ade3b4805641 upstream.

Interrupt vector 0xec has been doubly defined in irq_vectors.h

It seems arbitrary whether LOCAL_PENDING_VECTOR or
UV_BAU_MESSAGE is the higher number.  As long as they are
unique. If they are not unique we'll hit a BUG in
alloc_system_vector().

Signed-off-by: Cliff Wickman <cpw@....com>
LKML-Reference: <E1NJ9Pe-0004P7-0Q@...09.americas.sgi.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 arch/x86/include/asm/irq_vectors.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -113,7 +113,7 @@
  */
 #define LOCAL_PENDING_VECTOR		0xec
 
-#define UV_BAU_MESSAGE			0xec
+#define UV_BAU_MESSAGE			0xea
 
 /*
  * Self IPI vector for machine checks


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