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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:28:04 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:28:04 +0200
commit7aaaec38fcd9ef3172e69f8c19f20113830a8498 (patch)
treeb12a1c359ad53ae10601f77b3438bb27c3c8f337 /kernel/stop_machine.c
parent1ac97018169c5a13feaa90d9671f2d6ba2d9e86e (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into x86/kconfigtip-x86-kconfig-2008-06-16_09.28_Mon
Diffstat (limited to 'kernel/stop_machine.c')
-rw-r--r--kernel/stop_machine.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 0101aeef7ed7..b7350bbfb076 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -62,8 +62,7 @@ static int stopmachine(void *cpu)
* help our sisters onto their CPUs. */
if (!prepared && !irqs_disabled)
yield();
- else
- cpu_relax();
+ cpu_relax();
}
/* Ack: we are exiting. */
@@ -106,8 +105,10 @@ static int stop_machine(void)
}
/* Wait for them all to come to life. */
- while (atomic_read(&stopmachine_thread_ack) != stopmachine_num_threads)
+ while (atomic_read(&stopmachine_thread_ack) != stopmachine_num_threads) {
yield();
+ cpu_relax();
+ }
/* If some failed, kill them all. */
if (ret < 0) {