nf_gre_pernet    1016 net/netfilter/nf_conntrack_standalone.c 	struct nf_gre_net *gn = nf_gre_pernet(net);
nf_gre_pernet     473 net/netfilter/nfnetlink_cttimeout.c 		timeouts = nf_gre_pernet(net)->timeouts;