linux-kernel - [PATCH for review] [25/48] i386: remove volatile in apic.c

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Message-Id: <20070719134855.295AE14E6E@wotan.suse.de>
Date:	Thu, 19 Jul 2007 15:48:55 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	tglx@...utronix.de, ak@...e.de, mingo@...e.hu,
	linux-kernel@...r.kernel.org
Subject: [PATCH for review] [25/48] i386: remove volatile in apic.c


From: Thomas Gleixner <tglx@...utronix.de>

Remove the volatile in apic.  We have a cpu_relax() in the wait loop.  Fix a
coding style issue while at it.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Andi Kleen <ak@...e.de>
Cc: Andi Kleen <ak@...e.de>
Cc: Ingo Molnar <mingo@...e.hu>

Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---

 arch/i386/kernel/apic.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: linux/arch/i386/kernel/apic.c
===================================================================
--- linux.orig/arch/i386/kernel/apic.c
+++ linux/arch/i386/kernel/apic.c
@@ -315,7 +315,7 @@ static void __devinit setup_APIC_timer(v
 
 #define LAPIC_CAL_LOOPS		(HZ/10)
 
-static __initdata volatile int lapic_cal_loops = -1;
+static __initdata int lapic_cal_loops = -1;
 static __initdata long lapic_cal_t1, lapic_cal_t2;
 static __initdata unsigned long long lapic_cal_tsc1, lapic_cal_tsc2;
 static __initdata unsigned long lapic_cal_pm1, lapic_cal_pm2;
@@ -485,7 +485,7 @@ void __init setup_boot_APIC_clock(void)
 		/* Let the interrupts run */
 		local_irq_enable();
 
-		while(lapic_cal_loops <= LAPIC_CAL_LOOPS)
+		while (lapic_cal_loops <= LAPIC_CAL_LOOPS)
 			cpu_relax();
 
 		local_irq_disable();
-
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