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x86: use cpu_relax instead of rep_nop

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This is done for smpboot_32.c

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber Costa 2008-03-03 14:13:14 -03:00 committed by Ingo Molnar
parent e90009bcc1
commit e104383fbf
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kernel/smpboot_32.c
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@ -185,7 +185,7 @@ static void __cpuinit smp_callin(void)
*/
if (cpu_isset(cpuid, cpu_callout_map))
break;
rep_nop();
cpu_relax();
}
if (!time_before(jiffies, timeout)) {
@ -242,7 +242,7 @@ static void __cpuinit start_secondary(void *unused)
preempt_disable();
smp_callin();
while (!cpu_isset(smp_processor_id(), smp_commenced_mask))
rep_nop();
cpu_relax();
/*
* Check TSC synchronization with the BP:
*/