linux-sg2042/kernel/up.c

22 lines
413 B
C
Raw Normal View History

/*
* Uniprocessor-only support functions. The counterpart to kernel/smp.c
*/
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/smp.h>
int smp_call_function_single(int cpu, void (*func) (void *info), void *info,
int wait)
{
WARN_ON(cpu != 0);
local_irq_disable();
(func)(info);
local_irq_enable();
return 0;
}
EXPORT_SYMBOL(smp_call_function_single);