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Commit adff093d authored by Avi Kivity's avatar Avi Kivity Committed by Paul Mackerras
Browse files

[POWERPC] Allow smp_call_function_single() to current cpu 



This removes the requirement for callers to get_cpu() to check in simple
cases.  i386 and x86_64 already received a similar treatment.

Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 08ae6cc1

arch/powerpc/kernel/smp.c

+6 −1
Original line number Diff line number Diff line
@@ -284,7 +284,7 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int 
			int wait)

{

	cpumask_t map = CPU_MASK_NONE;

	int ret = -EBUSY;

	int ret = 0;



	if (!cpu_online(cpu))

		return -EINVAL;
@@ -292,6 +292,11 @@ int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int 
	cpu_set(cpu, map);

	if (cpu != get_cpu())

		ret = smp_call_function_map(func,info,nonatomic,wait,map);

	else {

		local_irq_disable();

		func(info);

		local_irq_enable();

	}

	put_cpu();

	return ret;

}