sysctl_svc_lfactor
int sysctl_svc_lfactor;
return READ_ONCE(ipvs->sysctl_svc_lfactor);
int lfactor = sysctl_svc_lfactor(ipvs);
tbl[idx++].data = &ipvs->sysctl_svc_lfactor;
ipvs->sysctl_svc_lfactor = ip_vs_svc_default_load_factor(ipvs);
lfactor = sysctl_svc_lfactor(ipvs);