linux-kernel - [tip:x86/apic] x86, vmi: Fix vmi_get_timer_vector() to use IRQ0

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Date:	Mon, 18 Jan 2010 19:36:33 GMT
From:	tip-bot for Suresh Siddha <suresh.b.siddha@...el.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	zach@...are.com, suresh.b.siddha@...el.com, akataria@...are.com,
	tglx@...utronix.de
Subject: [tip:x86/apic] x86, vmi: Fix vmi_get_timer_vector() to use IRQ0_VECTOR

Commit-ID:  722b3654852e48b93367a63f8ada9ee1cd43f2d3
Gitweb:     http://git.kernel.org/tip/722b3654852e48b93367a63f8ada9ee1cd43f2d3
Author:     Suresh Siddha <suresh.b.siddha@...el.com>
AuthorDate: Wed, 13 Jan 2010 16:19:10 -0800
Committer:  H. Peter Anvin <hpa@...or.com>
CommitDate: Mon, 18 Jan 2010 10:59:50 -0800

x86, vmi: Fix vmi_get_timer_vector() to use IRQ0_VECTOR

FIRST_DEVICE_VECTOR is going away and it looks like a bad hack to steal
FIRST_DEVICE_VECTOR / FIRST_EXTERNAL_VECTOR, when it looks like it needs
IRQ0_VECTOR.

Fix vmi_get_timer_vector() to use IRQ0_VECTOR.

Signed-off-by: Suresh Siddha <suresh.b.siddha@...el.com>
LKML-Reference: <20100114002118.436172066@...-t61.sc.intel.com>
Cc: Alok N Kataria <akataria@...are.com>
Cc: Zach Amsden <zach@...are.com>
Signed-off-by: H. Peter Anvin <hpa@...or.com>
---
 arch/x86/kernel/vmiclock_32.c |    8 +-------
 1 files changed, 1 insertions(+), 7 deletions(-)

diff --git a/arch/x86/kernel/vmiclock_32.c b/arch/x86/kernel/vmiclock_32.c
index 74c92bb..1268d99 100644
--- a/arch/x86/kernel/vmiclock_32.c
+++ b/arch/x86/kernel/vmiclock_32.c
@@ -79,11 +79,7 @@ unsigned long vmi_tsc_khz(void)
 
 static inline unsigned int vmi_get_timer_vector(void)
 {
-#ifdef CONFIG_X86_IO_APIC
-	return FIRST_DEVICE_VECTOR;
-#else
-	return FIRST_EXTERNAL_VECTOR;
-#endif
+	return IRQ0_VECTOR;
 }
 
 /** vmi clockchip */
@@ -239,8 +235,6 @@ void __init vmi_time_init(void)
 
 	vmi_time_init_clockevent();
 	setup_irq(0, &vmi_clock_action);
-	for_each_possible_cpu(cpu)
-		per_cpu(vector_irq, cpu)[vmi_get_timer_vector()] = 0;
 }
 
 #ifdef CONFIG_X86_LOCAL_APIC
--
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