DYN_SWAP_PTR
DYN_SWAP_PTR(V_dyn_bucket_lock, bucket_lock, tmp);
DYN_SWAP_PTR(V_dyn_ipv4, ipv4, tmp);
DYN_SWAP_PTR(V_dyn_ipv4_parent, ipv4_parent, tmp);
DYN_SWAP_PTR(V_dyn_ipv4_add, ipv4_add, tmp);
DYN_SWAP_PTR(V_dyn_ipv4_parent_add, ipv4_parent_add, tmp);
DYN_SWAP_PTR(V_dyn_ipv4_del, ipv4_del, tmp);
DYN_SWAP_PTR(V_dyn_ipv4_parent_del, ipv4_parent_del, tmp);
DYN_SWAP_PTR(V_dyn_ipv6, ipv6, tmp);
DYN_SWAP_PTR(V_dyn_ipv6_parent, ipv6_parent, tmp);
DYN_SWAP_PTR(V_dyn_ipv6_add, ipv6_add, tmp);
DYN_SWAP_PTR(V_dyn_ipv6_parent_add, ipv6_parent_add, tmp);
DYN_SWAP_PTR(V_dyn_ipv6_del, ipv6_del, tmp);
DYN_SWAP_PTR(V_dyn_ipv6_parent_del, ipv6_parent_del, tmp);