linux-kernel - [tip:x86/urgent] x86: Fix duplicated UV BAU interrupt vector

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Message-ID: <tip-1d865fb728bd6bbcdfbd6ec1e2b8ade3b4805641@git.kernel.org>
Date:	Sun, 13 Dec 2009 07:37:31 GMT
From:	tip-bot for Cliff Wickman <cpw@....com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	stable@...nel.org, cpw@....com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:x86/urgent] x86: Fix duplicated UV BAU interrupt vector

Commit-ID:  1d865fb728bd6bbcdfbd6ec1e2b8ade3b4805641
Gitweb:     http://git.kernel.org/tip/1d865fb728bd6bbcdfbd6ec1e2b8ade3b4805641
Author:     Cliff Wickman <cpw@....com>
AuthorDate: Fri, 11 Dec 2009 11:36:18 -0600
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Sun, 13 Dec 2009 08:17:40 +0100

x86: Fix duplicated UV BAU interrupt vector

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>
Cc: <stable@...nel.org>
LKML-Reference: <E1NJ9Pe-0004P7-0Q@...09.americas.sgi.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/include/asm/irq_vectors.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 6a635bd..4611f08 100644
--- 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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