linux-kernel - [PATCH] x86: io

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Date:	Sat, 16 Aug 2008 10:22:58 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] x86: io_apic.c, build fix


>From 306bb46f92d326c5afae3fa04860bdccb879b6b8 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@...e.hu>
Date: Sat, 16 Aug 2008 10:18:31 +0200
Subject: [PATCH] x86: io_apic.c, build fix

fix:

 arch/x86/kernel/io_apic.c: In function 'MPBIOS_trigger':
 arch/x86/kernel/io_apic.c:1105: error: implicit declaration of function 'default_MCA_trigger'

the MCA defines got lost in the unification.

Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/kernel/io_apic.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 2043cd8..929429f 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -1025,6 +1025,12 @@ static int EISA_ELCR(unsigned int irq)
 #define default_EISA_trigger(idx)       (EISA_ELCR(mp_irqs[idx].mp_srcbusirq))
 #define default_EISA_polarity(idx)      default_ISA_polarity(idx)
 
+/* MCA interrupts are always polarity zero level triggered,
+ * when listed as conforming in the MP table. */
+
+#define default_MCA_trigger(idx)	(1)
+#define default_MCA_polarity(idx)	default_ISA_polarity(idx)
+
 
 static int MPBIOS_polarity(int idx)
 {
--
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