[PATCH] sched: disable preempt in idle tasks

[net-next-2.6.git] / arch / sh / kernel / smp.c

diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 5ecefc02896a3a07e030a3013b0023da96c15e9e..59e49b18252c47ff49e3b4790c0c0a7ab8a9a883 100644 (file)
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -112,7 +112,9 @@ int __cpu_up(unsigned int cpu)
 
 int start_secondary(void *unused)
 {
-       unsigned int cpu = smp_processor_id();
+       unsigned int cpu;
+
+       cpu = smp_processor_id();
 
        atomic_inc(&init_mm.mm_count);
        current->active_mm = &init_mm;
@@ -120,6 +122,7 @@ int start_secondary(void *unused)
        smp_store_cpu_info(cpu);
 
        __smp_slave_init(cpu);
+       preempt_disable();
        per_cpu_trap_init();
        
        atomic_inc(&cpus_booted);