nf_sane_lock 39 net/netfilter/nf_conntrack_sane.c static DEFINE_SPINLOCK(nf_sane_lock); nf_sane_lock 96 net/netfilter/nf_conntrack_sane.c spin_lock_bh(&nf_sane_lock); nf_sane_lock 164 net/netfilter/nf_conntrack_sane.c spin_unlock_bh(&nf_sane_lock);