nf_pptp_lock 46 net/netfilter/nf_conntrack_pptp.c static DEFINE_SPINLOCK(nf_pptp_lock); nf_pptp_lock 586 net/netfilter/nf_conntrack_pptp.c spin_lock_bh(&nf_pptp_lock); nf_pptp_lock 600 net/netfilter/nf_conntrack_pptp.c spin_unlock_bh(&nf_pptp_lock);