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Diffstat (limited to 'arch/sh/kernel/smp.c')
-rw-r--r--arch/sh/kernel/smp.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 56a39d69e08..59e49b18252 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -22,6 +22,7 @@
#include <linux/time.h>
#include <linux/timex.h>
#include <linux/sched.h>
+#include <linux/module.h>
#include <asm/atomic.h>
#include <asm/processor.h>
@@ -39,6 +40,8 @@ struct sh_cpuinfo cpu_data[NR_CPUS];
extern void per_cpu_trap_init(void);
cpumask_t cpu_possible_map;
+EXPORT_SYMBOL(cpu_possible_map);
+
cpumask_t cpu_online_map;
static atomic_t cpus_booted = ATOMIC_INIT(0);
@@ -109,7 +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;
@@ -117,6 +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);