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Commit e6ef0fca authored by hawkes@sgi.com's avatar hawkes@sgi.com Committed by Tony Luck
Browse files

[IA64-SGI] sn_hwperf use of num_online_cpus() 



Eliminate an unnecessary -- and flawed -- use of the expensive
num_online_cpus().

Signed-off-by: default avatarJohn Hawkes <hawkes@sgi.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent ce9eed5a

arch/ia64/sn/kernel/sn2/sn_hwperf.c

+1 −1
Original line number Diff line number Diff line
@@ -605,7 +605,7 @@ static int sn_hwperf_op_cpu(struct sn_hwperf_op_info *op_info) 
	op_info->a->arg &= SN_HWPERF_ARG_OBJID_MASK;



	if (cpu != SN_HWPERF_ARG_ANY_CPU) {

		if (cpu >= num_online_cpus() || !cpu_online(cpu)) {

		if (cpu >= NR_CPUS || !cpu_online(cpu)) {

			r = -EINVAL;

			goto out;

		}