Extern or forward variable declaration at include/net/netns/core.h, line 5 References: drivers/net/vrf.c, line 107 fs/lockd/svc.c, line 87 include/linux/filter.h, line 39 include/linux/filter.h, line 1331 include/linux/ipv6.h, line 83 include/net/ax25.h, line 234 include/net/ip_vs.h, line 901 include/net/ip_vs.h, line 937 include/net/ip_vs.h, line 941 include/net/net_namespace.h, line 46 include/net/net_namespace.h, line 418 include/net/net_namespace.h, line 420 include/net/net_namespace.h, line 423 include/net/net_namespace.h, line 428 include/net/netns/core.h, line 5 include/net/netns/core.h, line 10 ipc/mqueue.c, line 166 kernel/bpf/cgroup.c, line 1261 kernel/seccomp.c, line 2348 kernel/sysctl.c, line 3458 net/bridge/br_netfilter_hooks.c, line 52 net/core/neighbour.c, line 3574 net/decnet/dn_dev.c, line 166 net/ieee802154/6lowpan/reassembly.c, line 359 net/ieee802154/6lowpan/reassembly.c, line 407 net/ipv4/devinet.c, line 2507 net/ipv4/devinet.c, line 2653 net/ipv4/ip_fragment.c, line 593 net/ipv4/sysctl_net_ipv4.c, line 1475 net/ipv4/xfrm4_policy.c, line 174 net/ipv6/netfilter/nf_conntrack_reasm.c, line 72 net/ipv6/reassembly.c, line 452 net/ipv6/reassembly.c, line 491 net/ipv6/sysctl_net_ipv6.c, line 334 net/ipv6/xfrm6_policy.c, line 201 net/mptcp/ctrl.c, line 21 net/mptcp/ctrl.c, line 116 net/netfilter/nf_conntrack_standalone.c, line 551 net/rds/tcp.c, line 481 net/rxrpc/sysctl.c, line 13 net/sunrpc/xprtrdma/transport.c, line 89 net/sunrpc/xprtsock.c, line 92 net/sysctl_net.c, line 42 net/sysctl_net.c, line 56 net/sysctl_net.c, line 95 net/sysctl_net.c, line 163 net/sysctl_net.c, line 173