smp_call_function_single(): be slightly less stupid
[linux-2.6.git] / kernel / up.c
1 /*
2  * Uniprocessor-only support functions.  The counterpart to kernel/smp.c
3  */
4
5 #include <linux/kernel.h>
6 #include <linux/module.h>
7 #include <linux/smp.h>
8
9 int smp_call_function_single(int cpu, void (*func) (void *info), void *info,
10                                 int wait)
11 {
12         WARN_ON(cpuid != 0);
13         local_irq_disable();
14         (func)(info);
15         local_irq_enable();
16         return 0;
17 }
18 EXPORT_SYMBOL(smp_call_function_single);