i386: remove volatile in apic.c
Thomas Gleixner [Sat, 21 Jul 2007 15:11:32 +0000 (17:11 +0200)]
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@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/i386/kernel/apic.c

index 83988c3..bfc6cb7 100644 (file)
@@ -318,7 +318,7 @@ static void __devinit setup_APIC_timer(void)
 
 #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;
@@ -488,7 +488,7 @@ 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();