diff options
| author | Glauber Costa <gcosta@redhat.com> | 2008-03-03 14:13:14 -0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-17 17:40:57 +0200 |
| commit | e104383fbf26570968cbf060955f67cd5378300a (patch) | |
| tree | 044ab3ef8d030a92eb55d76bfd72d7688a2ae4b8 | |
| parent | e90009bcc1137c51d677262417f16c00ad2ce9a9 (diff) | |
| download | lwn-e104383fbf26570968cbf060955f67cd5378300a.tar.gz lwn-e104383fbf26570968cbf060955f67cd5378300a.zip | |
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>
| -rw-r--r-- | arch/x86/kernel/smpboot_32.c | 4 |
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: */ |