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v0.5.1
https://github.com/torvalds/linux
Raw File
Tip revision: 56299378726d5f2ba8d3c8cbbd13cb280ba45e4f authored by Linus Torvalds on 21 June 2011, 03:25:46 UTC
Linux 3.0-rc4
Tip revision: 5629937
up.c
/*
 * Uniprocessor-only support functions.  The counterpart to kernel/smp.c
 */

#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.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);
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