NF_CT_EXT_F_PREALLOC 584 net/ipv4/netfilter/nf_nat_core.c .flags = NF_CT_EXT_F_PREALLOC, NF_CT_EXT_F_PREALLOC 132 net/netfilter/nf_conntrack_extend.c if ((type->flags & NF_CT_EXT_F_PREALLOC) == 0) { NF_CT_EXT_F_PREALLOC 150 net/netfilter/nf_conntrack_extend.c (t2->flags & NF_CT_EXT_F_PREALLOC) == 0)