static int kdb_param_enable_nmi(const char *val, const struct kernel_param *kp)
{
	if (!atomic_add_unless(&kdb_nmi_disabled, -1, 0))
		return -EINVAL;
	arch_kgdb_ops.enable_nmi(1);
	return 0;
}
static int kdb_param_enable_nmi(const char *val, const struct kernel_param *kp)
{
	if (!atomic_add_unless(&kdb_nmi_disabled, -1, 0))
		return -EINVAL;
	arch_kgdb_ops.enable_nmi(1);
	return 0;
}