x86: use cpu_relax instead of rep_nop

This is done for smpboot_32.c

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index ee826594aa03..2dd95bae2b96 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -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:
          */