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-rw-r--r--arch/i386/kernel/process.c4
-rw-r--r--arch/i386/kernel/smpboot.c1
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index 7a14fdfd3af..5296e284ea3 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -179,7 +179,7 @@ static inline void play_dead(void)
*/
void cpu_idle(void)
{
- int cpu = raw_smp_processor_id();
+ int cpu = smp_processor_id();
/* endless idle loop with no priority at all */
while (1) {
@@ -201,7 +201,9 @@ void cpu_idle(void)
__get_cpu_var(irq_stat).idle_timestamp = jiffies;
idle();
}
+ preempt_enable_no_resched();
schedule();
+ preempt_disable();
}
}
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 47ec76794d0..bc5a9d97466 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -485,6 +485,7 @@ static void __devinit start_secondary(void *unused)
* things done here to the most necessary things.
*/
cpu_init();
+ preempt_disable();
smp_callin();
while (!cpu_isset(smp_processor_id(), smp_commenced_mask))
rep_nop();