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Commit e104383f authored by Glauber Costa's avatar Glauber Costa Committed by Ingo Molnar
Browse files

x86: use cpu_relax instead of rep_nop 



This is done for smpboot_32.c

Signed-off-by: default avatarGlauber Costa <gcosta@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent e90009bc

arch/x86/kernel/smpboot_32.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -185,7 +185,7 @@ static void __cpuinit smp_callin(void) 
		 */

		 */

		if (cpu_isset(cpuid, cpu_callout_map))

		if (cpu_isset(cpuid, cpu_callout_map))

			break;

			break;

		rep_nop();

		cpu_relax();

	}

	}





	if (!time_before(jiffies, timeout)) {

	if (!time_before(jiffies, timeout)) {
@@ -242,7 +242,7 @@ static void __cpuinit start_secondary(void *unused) 
	preempt_disable();

	preempt_disable();

	smp_callin();

	smp_callin();

	while (!cpu_isset(smp_processor_id(), smp_commenced_mask))

	while (!cpu_isset(smp_processor_id(), smp_commenced_mask))

		rep_nop();

		cpu_relax();

	/*

	/*

	 * Check TSC synchronization with the BP:

	 * Check TSC synchronization with the BP:

	 */

	 */