linux-kernel - [PATCHv3 4/7] x86: remove enable_NMI_through

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Date:	Fri,  4 Mar 2011 17:21:52 +0100
From:	Henrik Kretzschmar <henne@...htwindheim.de>
To:	mingo@...e.hu
Cc:	tglx@...utronix.de, hpa@...or.com, x86@...nel.org,
	linux-kernel@...r.kernel.org, gorcunov@...il.com,
	Henrik Kretzschmar <henne@...htwindheim.de>
Subject: [PATCHv3 4/7] x86: remove enable_NMI_through_LVT0() entirely

This function is not used anywhere in the tree,
since commit 072b198a4ad48bd722ec6d203d65422a4698eae7
so it can be removed.

Signed-off-by: Henrik Kretzschmar <henne@...htwindheim.de>
Acked-by: Cyrill Gorcunov <gorcunov@...nvz.org>
---
 arch/x86/include/asm/apic.h |    1 -
 arch/x86/kernel/apic/apic.c |   17 -----------------
 2 files changed, 0 insertions(+), 18 deletions(-)

diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index b3f444d..72bdfec 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -238,7 +238,6 @@ void register_lapic_address(unsigned long address);
 extern void setup_boot_APIC_clock(void);
 extern void setup_secondary_APIC_clock(void);
 extern int APIC_init_uniprocessor(void);
-extern void enable_NMI_through_LVT0(void);
 extern int apic_force_enable(unsigned long addr);
 
 /*
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 4a65366..161342a 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -292,23 +292,6 @@ u64 native_apic_icr_read(void)
 	return icr1 | ((u64)icr2 << 32);
 }
 
-/**
- * enable_NMI_through_LVT0 - enable NMI through local vector table 0
- */
-void __cpuinit enable_NMI_through_LVT0(void)
-{
-	unsigned int v;
-
-	/* unmask and set to NMI */
-	v = APIC_DM_NMI;
-
-	/* Level triggered for 82489DX (32bit mode) */
-	if (!lapic_is_integrated())
-		v |= APIC_LVT_LEVEL_TRIGGER;
-
-	apic_write(APIC_LVT0, v);
-}
-
 #ifdef CONFIG_X86_32
 /**
  * get_physical_broadcast - Get number of physical broadcast IDs
-- 
1.7.2.3

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