[mirror_ubuntu-zesty-kernel.git] / kernel / up.c

/*
 * 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);
Commit	Line	Data
53ce3d95 AM	1	/*
	2	* Uniprocessor-only support functions. The counterpart to kernel/smp.c
	3	*/
	4
6e962814	5	#include <linux/interrupt.h>
53ce3d95	6	#include <linux/kernel.h>
9984de1a	7	#include <linux/export.h>
53ce3d95 AM	8	#include <linux/smp.h>
	9
	10	int smp_call_function_single(int cpu, void (func) (void info), void *info,
	11	int wait)
	12	{
93423b86 IM	13	WARN_ON(cpu != 0);
93423b86 IM	14
53ce3d95 AM	15	local_irq_disable();
	16	(func)(info);
	17	local_irq_enable();
93423b86	18
53ce3d95 AM	19	return 0;
	20	}
	21	EXPORT_SYMBOL(smp_call_function_single);