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-rw-r--r--kernel/up.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/up.c b/kernel/up.c
index b1cf036255f3..630d72bf7e41 100644
--- a/kernel/up.c
+++ b/kernel/up.c
@@ -22,6 +22,17 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info,
}
EXPORT_SYMBOL(smp_call_function_single);
+int on_each_cpu(smp_call_func_t func, void *info, int wait)
+{
+ unsigned long flags;
+
+ local_irq_save(flags);
+ func(info);
+ local_irq_restore(flags);
+ return 0;
+}
+EXPORT_SYMBOL(on_each_cpu);
+
/*
* Note we still need to test the mask even for UP
* because we actually can get an empty mask from