linux-kernel - [PATCH 05/13] x86: use identical loop constructs in 32-bit and 64-bit native_init

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Date:	Tue,  7 Apr 2009 16:48:32 +0300
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	ming@...e.hu
Cc:	penberg@...helsinki.fi, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 05/13] x86: use identical loop constructs in 32-bit and 64-bit native_init_IRQ()

Impact: cleanup

Signed-off-by: Pekka Enberg <penberg@...helsinki.fi>
---
 arch/x86/kernel/irqinit_32.c |    2 +-
 arch/x86/kernel/irqinit_64.c |    9 +++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kernel/irqinit_32.c b/arch/x86/kernel/irqinit_32.c
index 9ba68c4..1029a18 100644
--- a/arch/x86/kernel/irqinit_32.c
+++ b/arch/x86/kernel/irqinit_32.c
@@ -205,7 +205,7 @@ void __init native_init_IRQ(void)
 	 * us. (some of these will be overridden and become
 	 * 'special' SMP interrupts)
 	 */
-	for (i =  FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) {
+	for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) {
 		/* SYSCALL_VECTOR was reserved in trap_init. */
 		if (i != SYSCALL_VECTOR)
 			set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]);
diff --git a/arch/x86/kernel/irqinit_64.c b/arch/x86/kernel/irqinit_64.c
index 8cd1053..1c8858b 100644
--- a/arch/x86/kernel/irqinit_64.c
+++ b/arch/x86/kernel/irqinit_64.c
@@ -159,15 +159,16 @@ void __init native_init_IRQ(void)
 	int i;
 
 	init_ISA_irqs();
+
 	/*
 	 * Cover the whole vector space, no vector can escape
 	 * us. (some of these will be overridden and become
 	 * 'special' SMP interrupts)
 	 */
-	for (i = 0; i < (NR_VECTORS - FIRST_EXTERNAL_VECTOR); i++) {
-		int vector = FIRST_EXTERNAL_VECTOR + i;
-		if (vector != IA32_SYSCALL_VECTOR)
-			set_intr_gate(vector, interrupt[i]);
+	for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) {
+		/* IA32_SYSCALL_VECTOR was reserved in trap_init. */
+		if (i != IA32_SYSCALL_VECTOR)
+			set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]);
 	}
 
 	apic_intr_init();
-- 
1.5.6.3

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