Commit a52b1752 authored by Avi Kivity's avatar Avi Kivity
Browse files

SMP: Allow smp_call_function_single() to current cpu 



This removes the requirement for callers to get_cpu() to check in simple
cases.  This patch is for !CONFIG_SMP.

Cc: Andi Kleen <ak@suse.de>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent de489353

include/linux/smp.h

+6 −1
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ 
 */



#include <linux/errno.h>

#include <asm/system.h>



extern void cpu_idle(void);
@@ -102,7 +103,11 @@ static inline void smp_send_reschedule(int cpu) { } 
static inline int smp_call_function_single(int cpuid, void (*func) (void *info),

					   void *info, int retry, int wait)

{

	return -EBUSY;

	WARN_ON(cpuid != 0);

	local_irq_disable();

	func(info);

	local_irq_enable();

	return 0;

}



#endif /* !SMP */