DepSurf

Struct: netns_ipv4

Status

Regular

• In 4.4: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      struct fib_table *fib_local;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      struct mr_table *mrt;
      atomic_t rt_genid;
  };
  

• In 4.8: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      struct fib_table *fib_local;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      atomic_t rt_genid;
  };
  

• In 4.10: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      unsigned int fib_seq;
      atomic_t rt_genid;
  };
  

• In 4.13: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      unsigned int fib_seq;
      atomic_t rt_genid;
  };
  

• In 4.15: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
  };
  

• In 4.18: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
  };
  

• In 5.0: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct netns_frags frags;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
  };
  

• In 5.3: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.4: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.8: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_autobind_reuse;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_nexthop_compat_mode;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_no_ssthresh_metrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.11: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_autobind_reuse;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_nexthop_compat_mode;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_no_ssthresh_metrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_tcp_reflect_tos;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.13: ✅

  struct netns_ipv4 {
      struct inet_timewait_death_row tcp_death_row;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_use_pmtu;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_ip_early_demux;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_tcp_early_demux;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_moderate_rcvbuf;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_rtt_wlen;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_autocorking;
      u8 sysctl_tcp_reflect_tos;
      u8 sysctl_tcp_comp_sack_nr;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.15: ✅

  struct netns_ipv4 {
      struct inet_timewait_death_row tcp_death_row;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      atomic_t fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_use_pmtu;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_ip_early_demux;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_tcp_early_demux;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      u8 sysctl_tcp_migrate_req;
      int sysctl_tcp_reordering;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_moderate_rcvbuf;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_rtt_wlen;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_autocorking;
      u8 sysctl_tcp_reflect_tos;
      u8 sysctl_tcp_comp_sack_nr;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u32 sysctl_fib_multipath_hash_fields;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 5.19: ✅

  struct netns_ipv4 {
      struct inet_timewait_death_row *tcp_death_row;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      atomic_t fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      u32 ip_rt_min_pmtu;
      int ip_rt_mtu_expires;
      int ip_rt_min_advmss;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_use_pmtu;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_ip_early_demux;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_tcp_early_demux;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      u8 sysctl_tcp_migrate_req;
      u8 sysctl_tcp_comp_sack_nr;
      int sysctl_tcp_reordering;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_moderate_rcvbuf;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_rtt_wlen;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_tso_rtt_log;
      u8 sysctl_tcp_autocorking;
      u8 sysctl_tcp_reflect_tos;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u32 sysctl_fib_multipath_hash_fields;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 6.2: ✅

  struct netns_ipv4 {
      struct inet_timewait_death_row tcp_death_row;
      struct udp_table *udp_table;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      atomic_t fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      u32 ip_rt_min_pmtu;
      int ip_rt_mtu_expires;
      int ip_rt_min_advmss;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_use_pmtu;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_ip_early_demux;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_tcp_early_demux;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      u8 sysctl_tcp_migrate_req;
      u8 sysctl_tcp_comp_sack_nr;
      int sysctl_tcp_reordering;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_moderate_rcvbuf;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_rtt_wlen;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_tso_rtt_log;
      u8 sysctl_tcp_autocorking;
      u8 sysctl_tcp_reflect_tos;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      unsigned int sysctl_tcp_child_ehash_entries;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      u32 tcp_challenge_timestamp;
      u32 tcp_challenge_count;
      u8 sysctl_tcp_plb_enabled;
      u8 sysctl_tcp_plb_idle_rehash_rounds;
      u8 sysctl_tcp_plb_rehash_rounds;
      u8 sysctl_tcp_plb_suspend_rto_sec;
      int sysctl_tcp_plb_cong_thresh;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      unsigned int sysctl_udp_child_hash_entries;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u32 sysctl_fib_multipath_hash_fields;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 6.5: ✅

  struct netns_ipv4 {
      struct inet_timewait_death_row tcp_death_row;
      struct udp_table *udp_table;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      u8 sysctl_tcp_shrink_window;
      atomic_t fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      u32 ip_rt_min_pmtu;
      int ip_rt_mtu_expires;
      int ip_rt_min_advmss;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_use_pmtu;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_ip_early_demux;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_tcp_early_demux;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      u8 sysctl_tcp_migrate_req;
      u8 sysctl_tcp_comp_sack_nr;
      int sysctl_tcp_reordering;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_moderate_rcvbuf;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_rtt_wlen;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_tso_rtt_log;
      u8 sysctl_tcp_autocorking;
      u8 sysctl_tcp_reflect_tos;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      unsigned int sysctl_tcp_child_ehash_entries;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      u32 tcp_challenge_timestamp;
      u32 tcp_challenge_count;
      u8 sysctl_tcp_plb_enabled;
      u8 sysctl_tcp_plb_idle_rehash_rounds;
      u8 sysctl_tcp_plb_rehash_rounds;
      u8 sysctl_tcp_plb_suspend_rto_sec;
      int sysctl_tcp_plb_cong_thresh;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_tcp_syn_linear_timeouts;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      unsigned int sysctl_udp_child_hash_entries;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u32 sysctl_fib_multipath_hash_fields;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In 6.8: ✅

  struct netns_ipv4 {
      __u8 __cacheline_group_begin__netns_ipv4_read_tx[0];
      u8 sysctl_tcp_early_retrans;
      u8 sysctl_tcp_tso_win_divisor;
      u8 sysctl_tcp_tso_rtt_log;
      u8 sysctl_tcp_autocorking;
      int sysctl_tcp_min_snd_mss;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_wmem[3];
      u8 sysctl_ip_fwd_use_pmtu;
      __u8 __cacheline_group_end__netns_ipv4_read_tx[0];
      __u8 __cacheline_group_begin__netns_ipv4_read_txrx[0];
      u8 sysctl_tcp_moderate_rcvbuf;
      __u8 __cacheline_group_end__netns_ipv4_read_txrx[0];
      __u8 __cacheline_group_begin__netns_ipv4_read_rx[0];
      u8 sysctl_ip_early_demux;
      u8 sysctl_tcp_early_demux;
      int sysctl_tcp_reordering;
      int sysctl_tcp_rmem[3];
      __u8 __cacheline_group_end__netns_ipv4_read_rx[0];
      struct inet_timewait_death_row tcp_death_row;
      struct udp_table *udp_table;
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      unsigned int fib_rules_require_fldissect;
      bool fib_has_custom_rules;
      bool fib_has_custom_local_routes;
      bool fib_offload_disabled;
      u8 sysctl_tcp_shrink_window;
      atomic_t fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      struct sock *fibnl;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct fqdir *fqdir;
      u8 sysctl_icmp_echo_ignore_all;
      u8 sysctl_icmp_echo_enable_probe;
      u8 sysctl_icmp_echo_ignore_broadcasts;
      u8 sysctl_icmp_ignore_bogus_error_responses;
      u8 sysctl_icmp_errors_use_inbound_ifaddr;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      u32 ip_rt_min_pmtu;
      int ip_rt_mtu_expires;
      int ip_rt_min_advmss;
      struct local_ports ip_local_ports;
      u8 sysctl_tcp_ecn;
      u8 sysctl_tcp_ecn_fallback;
      u8 sysctl_ip_default_ttl;
      u8 sysctl_ip_no_pmtu_disc;
      u8 sysctl_ip_fwd_update_priority;
      u8 sysctl_ip_nonlocal_bind;
      u8 sysctl_ip_autobind_reuse;
      u8 sysctl_ip_dynaddr;
      u8 sysctl_raw_l3mdev_accept;
      u8 sysctl_udp_early_demux;
      u8 sysctl_nexthop_compat_mode;
      u8 sysctl_fwmark_reflect;
      u8 sysctl_tcp_fwmark_accept;
      u8 sysctl_tcp_l3mdev_accept;
      u8 sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_intvl;
      u8 sysctl_tcp_keepalive_probes;
      u8 sysctl_tcp_syn_retries;
      u8 sysctl_tcp_synack_retries;
      u8 sysctl_tcp_syncookies;
      u8 sysctl_tcp_migrate_req;
      u8 sysctl_tcp_comp_sack_nr;
      u8 sysctl_tcp_backlog_ack_defer;
      u8 sysctl_tcp_pingpong_thresh;
      u8 sysctl_tcp_retries1;
      u8 sysctl_tcp_retries2;
      u8 sysctl_tcp_orphan_retries;
      u8 sysctl_tcp_tw_reuse;
      int sysctl_tcp_fin_timeout;
      u8 sysctl_tcp_sack;
      u8 sysctl_tcp_window_scaling;
      u8 sysctl_tcp_timestamps;
      u8 sysctl_tcp_recovery;
      u8 sysctl_tcp_thin_linear_timeouts;
      u8 sysctl_tcp_slow_start_after_idle;
      u8 sysctl_tcp_retrans_collapse;
      u8 sysctl_tcp_stdurg;
      u8 sysctl_tcp_rfc1337;
      u8 sysctl_tcp_abort_on_overflow;
      u8 sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_adv_win_scale;
      u8 sysctl_tcp_dsack;
      u8 sysctl_tcp_app_win;
      u8 sysctl_tcp_frto;
      u8 sysctl_tcp_nometrics_save;
      u8 sysctl_tcp_no_ssthresh_metrics_save;
      u8 sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_challenge_ack_limit;
      u8 sysctl_tcp_min_tso_segs;
      u8 sysctl_tcp_reflect_tos;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      unsigned int sysctl_tcp_child_ehash_entries;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      long unsigned int sysctl_tcp_comp_sack_slack_ns;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      u32 tcp_challenge_timestamp;
      u32 tcp_challenge_count;
      u8 sysctl_tcp_plb_enabled;
      u8 sysctl_tcp_plb_idle_rehash_rounds;
      u8 sysctl_tcp_plb_rehash_rounds;
      u8 sysctl_tcp_plb_suspend_rto_sec;
      int sysctl_tcp_plb_cong_thresh;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      u8 sysctl_fib_notify_on_flag_change;
      u8 sysctl_tcp_syn_linear_timeouts;
      u8 sysctl_udp_l3mdev_accept;
      u8 sysctl_igmp_llm_reports;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      unsigned int sysctl_udp_child_hash_entries;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      u32 sysctl_fib_multipath_hash_fields;
      u8 sysctl_fib_multipath_use_neigh;
      u8 sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

Arch

• In arm64: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In armhf: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In ppc64el: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In riscv64: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

Flavor

• In aws: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In azure: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In gcp: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct mr_table *mrt;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

• In lowlatency: ✅

  struct netns_ipv4 {
      struct ctl_table_header *forw_hdr;
      struct ctl_table_header *frags_hdr;
      struct ctl_table_header *ipv4_hdr;
      struct ctl_table_header *route_hdr;
      struct ctl_table_header *xfrm4_hdr;
      struct ipv4_devconf *devconf_all;
      struct ipv4_devconf *devconf_dflt;
      struct ip_ra_chain *ra_chain;
      struct mutex ra_mutex;
      struct fib_rules_ops *rules_ops;
      bool fib_has_custom_rules;
      unsigned int fib_rules_require_fldissect;
      struct fib_table *fib_main;
      struct fib_table *fib_default;
      bool fib_has_custom_local_routes;
      int fib_num_tclassid_users;
      struct hlist_head *fib_table_hash;
      bool fib_offload_disabled;
      struct sock *fibnl;
      struct sock **icmp_sk;
      struct sock *mc_autojoin_sk;
      struct inet_peer_base *peers;
      struct sock **tcp_sk;
      struct fqdir *fqdir;
      struct xt_table *iptable_filter;
      struct xt_table *iptable_mangle;
      struct xt_table *iptable_raw;
      struct xt_table *arptable_filter;
      struct xt_table *iptable_security;
      struct xt_table *nat_table;
      int sysctl_icmp_echo_ignore_all;
      int sysctl_icmp_echo_ignore_broadcasts;
      int sysctl_icmp_ignore_bogus_error_responses;
      int sysctl_icmp_ratelimit;
      int sysctl_icmp_ratemask;
      int sysctl_icmp_errors_use_inbound_ifaddr;
      struct local_ports ip_local_ports;
      int sysctl_tcp_ecn;
      int sysctl_tcp_ecn_fallback;
      int sysctl_ip_default_ttl;
      int sysctl_ip_no_pmtu_disc;
      int sysctl_ip_fwd_use_pmtu;
      int sysctl_ip_fwd_update_priority;
      int sysctl_ip_nonlocal_bind;
      int sysctl_ip_dynaddr;
      int sysctl_ip_early_demux;
      int sysctl_raw_l3mdev_accept;
      int sysctl_tcp_early_demux;
      int sysctl_udp_early_demux;
      int sysctl_fwmark_reflect;
      int sysctl_tcp_fwmark_accept;
      int sysctl_tcp_l3mdev_accept;
      int sysctl_tcp_mtu_probing;
      int sysctl_tcp_mtu_probe_floor;
      int sysctl_tcp_base_mss;
      int sysctl_tcp_min_snd_mss;
      int sysctl_tcp_probe_threshold;
      u32 sysctl_tcp_probe_interval;
      int sysctl_tcp_keepalive_time;
      int sysctl_tcp_keepalive_probes;
      int sysctl_tcp_keepalive_intvl;
      int sysctl_tcp_syn_retries;
      int sysctl_tcp_synack_retries;
      int sysctl_tcp_syncookies;
      int sysctl_tcp_reordering;
      int sysctl_tcp_retries1;
      int sysctl_tcp_retries2;
      int sysctl_tcp_orphan_retries;
      int sysctl_tcp_fin_timeout;
      unsigned int sysctl_tcp_notsent_lowat;
      int sysctl_tcp_tw_reuse;
      int sysctl_tcp_sack;
      int sysctl_tcp_window_scaling;
      int sysctl_tcp_timestamps;
      int sysctl_tcp_early_retrans;
      int sysctl_tcp_recovery;
      int sysctl_tcp_thin_linear_timeouts;
      int sysctl_tcp_slow_start_after_idle;
      int sysctl_tcp_retrans_collapse;
      int sysctl_tcp_stdurg;
      int sysctl_tcp_rfc1337;
      int sysctl_tcp_abort_on_overflow;
      int sysctl_tcp_fack;
      int sysctl_tcp_max_reordering;
      int sysctl_tcp_dsack;
      int sysctl_tcp_app_win;
      int sysctl_tcp_adv_win_scale;
      int sysctl_tcp_frto;
      int sysctl_tcp_nometrics_save;
      int sysctl_tcp_moderate_rcvbuf;
      int sysctl_tcp_tso_win_divisor;
      int sysctl_tcp_workaround_signed_windows;
      int sysctl_tcp_limit_output_bytes;
      int sysctl_tcp_challenge_ack_limit;
      int sysctl_tcp_min_tso_segs;
      int sysctl_tcp_min_rtt_wlen;
      int sysctl_tcp_autocorking;
      int sysctl_tcp_invalid_ratelimit;
      int sysctl_tcp_pacing_ss_ratio;
      int sysctl_tcp_pacing_ca_ratio;
      int sysctl_tcp_wmem[3];
      int sysctl_tcp_rmem[3];
      int sysctl_tcp_comp_sack_nr;
      long unsigned int sysctl_tcp_comp_sack_delay_ns;
      struct inet_timewait_death_row tcp_death_row;
      int sysctl_max_syn_backlog;
      int sysctl_tcp_fastopen;
      const struct tcp_congestion_ops *tcp_congestion_control;
      struct tcp_fastopen_context *tcp_fastopen_ctx;
      spinlock_t tcp_fastopen_ctx_lock;
      unsigned int sysctl_tcp_fastopen_blackhole_timeout;
      atomic_t tfo_active_disable_times;
      long unsigned int tfo_active_disable_stamp;
      int sysctl_udp_wmem_min;
      int sysctl_udp_rmem_min;
      int sysctl_udp_l3mdev_accept;
      int sysctl_igmp_max_memberships;
      int sysctl_igmp_max_msf;
      int sysctl_igmp_llm_reports;
      int sysctl_igmp_qrv;
      struct ping_group_range ping_group_range;
      atomic_t dev_addr_genid;
      long unsigned int *sysctl_local_reserved_ports;
      int sysctl_ip_prot_sock;
      struct list_head mr_tables;
      struct fib_rules_ops *mr_rules_ops;
      int sysctl_fib_multipath_use_neigh;
      int sysctl_fib_multipath_hash_policy;
      struct fib_notifier_ops *notifier_ops;
      unsigned int fib_seq;
      struct fib_notifier_ops *ipmr_notifier_ops;
      unsigned int ipmr_seq;
      atomic_t rt_genid;
      siphash_key_t ip_id_key;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field added. int sysctl_ip_default_ttl
  • Field added. int sysctl_ip_dynaddr
  • Field added. int sysctl_ip_early_demux
  • Field added. int sysctl_tcp_l3mdev_accept
  • Field added. int sysctl_tcp_keepalive_time
  • Field added. int sysctl_tcp_keepalive_probes
  • Field added. int sysctl_tcp_keepalive_intvl
  • Field added. int sysctl_tcp_syn_retries
  • Field added. int sysctl_tcp_synack_retries
  • Field added. int sysctl_tcp_syncookies
  • Field added. int sysctl_tcp_reordering
  • Field added. int sysctl_tcp_retries1
  • Field added. int sysctl_tcp_retries2
  • Field added. int sysctl_tcp_orphan_retries
  • Field added. int sysctl_tcp_fin_timeout
  • Field added. unsigned int sysctl_tcp_notsent_lowat
  • Field added. int sysctl_igmp_max_memberships
  • Field added. int sysctl_igmp_max_msf
  • Field added. int sysctl_igmp_llm_reports
  • Field added. int sysctl_igmp_qrv
  • Field added. int sysctl_fib_multipath_use_neigh
• Changed between 4.8 and 4.10 ⚠️

  • Field added. int sysctl_tcp_tw_reuse
  • Field added. unsigned int fib_seq
  • Field removed. struct fib_table *fib_local
• Changed between 4.10 and 4.13 ⚠️

  • Field added. int sysctl_tcp_early_demux
  • Field added. int sysctl_udp_early_demux
  • Field added. int sysctl_tcp_sack
  • Field added. int sysctl_tcp_window_scaling
  • Field added. int sysctl_tcp_timestamps
  • Field added. struct inet_timewait_death_row tcp_death_row
  • Field added. int sysctl_max_syn_backlog
  • Field added. int sysctl_udp_l3mdev_accept
  • Field added. int sysctl_ip_prot_sock
  • Field added. int sysctl_fib_multipath_hash_policy
• Changed between 4.13 and 4.15 ⚠️

  • Field added. bool fib_has_custom_local_routes
  • Field added. int sysctl_tcp_early_retrans
  • Field added. int sysctl_tcp_recovery
  • Field added. int sysctl_tcp_thin_linear_timeouts
  • Field added. int sysctl_tcp_slow_start_after_idle
  • Field added. int sysctl_tcp_retrans_collapse
  • Field added. int sysctl_tcp_stdurg
  • Field added. int sysctl_tcp_rfc1337
  • Field added. int sysctl_tcp_abort_on_overflow
  • Field added. int sysctl_tcp_fack
  • Field added. int sysctl_tcp_max_reordering
  • Field added. int sysctl_tcp_dsack
  • Field added. int sysctl_tcp_app_win
  • Field added. int sysctl_tcp_adv_win_scale
  • Field added. int sysctl_tcp_frto
  • Field added. int sysctl_tcp_nometrics_save
  • Field added. int sysctl_tcp_moderate_rcvbuf
  • Field added. int sysctl_tcp_tso_win_divisor
  • Field added. int sysctl_tcp_workaround_signed_windows
  • Field added. int sysctl_tcp_limit_output_bytes
  • Field added. int sysctl_tcp_challenge_ack_limit
  • Field added. int sysctl_tcp_min_tso_segs
  • Field added. int sysctl_tcp_min_rtt_wlen
  • Field added. int sysctl_tcp_autocorking
  • Field added. int sysctl_tcp_invalid_ratelimit
  • Field added. int sysctl_tcp_pacing_ss_ratio
  • Field added. int sysctl_tcp_pacing_ca_ratio
  • Field added. int sysctl_tcp_wmem[3]
  • Field added. int sysctl_tcp_rmem[3]
  • Field added. int sysctl_tcp_fastopen
  • Field added. const struct tcp_congestion_ops *tcp_congestion_control
  • Field added. struct tcp_fastopen_context *tcp_fastopen_ctx
  • Field added. spinlock_t tcp_fastopen_ctx_lock
  • Field added. unsigned int sysctl_tcp_fastopen_blackhole_timeout
  • Field added. atomic_t tfo_active_disable_times
  • Field added. long unsigned int tfo_active_disable_stamp
  • Field added. struct fib_notifier_ops *notifier_ops
  • Field added. struct fib_notifier_ops *ipmr_notifier_ops
  • Field added. unsigned int ipmr_seq
• Changed between 4.15 and 4.18 ⚠️

  • Field added. struct ip_ra_chain *ra_chain
  • Field added. struct mutex ra_mutex
  • Field added. unsigned int fib_rules_require_fldissect
  • Field added. int sysctl_tcp_comp_sack_nr
  • Field added. long unsigned int sysctl_tcp_comp_sack_delay_ns
  • Field added. int sysctl_udp_wmem_min
  • Field added. int sysctl_udp_rmem_min
• Changed between 4.18 and 5.0 ⚠️

  • Field added. int sysctl_ip_fwd_update_priority
  • Field added. int sysctl_raw_l3mdev_accept
• Changed between 5.0 and 5.3 ⚠️

  • Field added. struct fqdir *fqdir
  • Field added. int sysctl_tcp_min_snd_mss
  • Field added. siphash_key_t ip_id_key
  • Field removed. struct netns_frags frags
  • Field type changed. struct xt_table *iptable_filter ➡️ struct xt_table *iptable_filter
  • Field type changed. struct xt_table *iptable_mangle ➡️ struct xt_table *iptable_mangle
  • Field type changed. struct xt_table *iptable_raw ➡️ struct xt_table *iptable_raw
  • Field type changed. struct xt_table *arptable_filter ➡️ struct xt_table *arptable_filter
  • Field type changed. struct xt_table *iptable_security ➡️ struct xt_table *iptable_security
  • Field type changed. struct xt_table *nat_table ➡️ struct xt_table *nat_table
• Changed between 5.3 and 5.4 ⚠️

  • Field added. int sysctl_tcp_mtu_probe_floor
  • Field added. struct list_head mr_tables
  • Field added. struct fib_rules_ops *mr_rules_ops
  • Field removed. struct mr_table *mrt
• Changed between 5.4 and 5.8 ⚠️

  • Field added. int sysctl_ip_autobind_reuse
  • Field added. int sysctl_nexthop_compat_mode
  • Field added. int sysctl_tcp_no_ssthresh_metrics_save
  • Field added. long unsigned int sysctl_tcp_comp_sack_slack_ns
• Changed between 5.8 and 5.11 ⚠️

  • Field added. int sysctl_tcp_reflect_tos
• Changed between 5.11 and 5.13 ⚠️

  • Field added. u8 sysctl_icmp_echo_enable_probe
  • Field added. u8 sysctl_fib_notify_on_flag_change
  • Field removed. struct xt_table *iptable_filter
  • Field removed. struct xt_table *iptable_mangle
  • Field removed. struct xt_table *iptable_raw
  • Field removed. struct xt_table *arptable_filter
  • Field removed. struct xt_table *iptable_security
  • Field removed. struct xt_table *nat_table
  • Field type changed. int sysctl_icmp_echo_ignore_all ➡️ u8 sysctl_icmp_echo_ignore_all
  • Field type changed. int sysctl_icmp_echo_ignore_broadcasts ➡️ u8 sysctl_icmp_echo_ignore_broadcasts
  • Field type changed. int sysctl_icmp_ignore_bogus_error_responses ➡️ u8 sysctl_icmp_ignore_bogus_error_responses
  • Field type changed. int sysctl_icmp_errors_use_inbound_ifaddr ➡️ u8 sysctl_icmp_errors_use_inbound_ifaddr
  • Field type changed. int sysctl_tcp_ecn ➡️ u8 sysctl_tcp_ecn
  • Field type changed. int sysctl_tcp_ecn_fallback ➡️ u8 sysctl_tcp_ecn_fallback
  • Field type changed. int sysctl_ip_default_ttl ➡️ u8 sysctl_ip_default_ttl
  • Field type changed. int sysctl_ip_no_pmtu_disc ➡️ u8 sysctl_ip_no_pmtu_disc
  • Field type changed. int sysctl_ip_fwd_use_pmtu ➡️ u8 sysctl_ip_fwd_use_pmtu
  • Field type changed. int sysctl_ip_fwd_update_priority ➡️ u8 sysctl_ip_fwd_update_priority
  • Field type changed. int sysctl_ip_nonlocal_bind ➡️ u8 sysctl_ip_nonlocal_bind
  • Field type changed. int sysctl_ip_autobind_reuse ➡️ u8 sysctl_ip_autobind_reuse
  • Field type changed. int sysctl_ip_dynaddr ➡️ u8 sysctl_ip_dynaddr
  • Field type changed. int sysctl_ip_early_demux ➡️ u8 sysctl_ip_early_demux
  • Field type changed. int sysctl_raw_l3mdev_accept ➡️ u8 sysctl_raw_l3mdev_accept
  • Field type changed. int sysctl_tcp_early_demux ➡️ u8 sysctl_tcp_early_demux
  • Field type changed. int sysctl_udp_early_demux ➡️ u8 sysctl_udp_early_demux
  • Field type changed. int sysctl_nexthop_compat_mode ➡️ u8 sysctl_nexthop_compat_mode
  • Field type changed. int sysctl_fwmark_reflect ➡️ u8 sysctl_fwmark_reflect
  • Field type changed. int sysctl_tcp_fwmark_accept ➡️ u8 sysctl_tcp_fwmark_accept
  • Field type changed. int sysctl_tcp_l3mdev_accept ➡️ u8 sysctl_tcp_l3mdev_accept
  • Field type changed. int sysctl_tcp_mtu_probing ➡️ u8 sysctl_tcp_mtu_probing
  • Field type changed. int sysctl_tcp_keepalive_probes ➡️ u8 sysctl_tcp_keepalive_probes
  • Field type changed. int sysctl_tcp_syn_retries ➡️ u8 sysctl_tcp_syn_retries
  • Field type changed. int sysctl_tcp_synack_retries ➡️ u8 sysctl_tcp_synack_retries
  • Field type changed. int sysctl_tcp_syncookies ➡️ u8 sysctl_tcp_syncookies
  • Field type changed. int sysctl_tcp_retries1 ➡️ u8 sysctl_tcp_retries1
  • Field type changed. int sysctl_tcp_retries2 ➡️ u8 sysctl_tcp_retries2
  • Field type changed. int sysctl_tcp_orphan_retries ➡️ u8 sysctl_tcp_orphan_retries
  • Field type changed. int sysctl_tcp_tw_reuse ➡️ u8 sysctl_tcp_tw_reuse
  • Field type changed. int sysctl_tcp_sack ➡️ u8 sysctl_tcp_sack
  • Field type changed. int sysctl_tcp_window_scaling ➡️ u8 sysctl_tcp_window_scaling
  • Field type changed. int sysctl_tcp_timestamps ➡️ u8 sysctl_tcp_timestamps
  • Field type changed. int sysctl_tcp_early_retrans ➡️ u8 sysctl_tcp_early_retrans
  • Field type changed. int sysctl_tcp_recovery ➡️ u8 sysctl_tcp_recovery
  • Field type changed. int sysctl_tcp_thin_linear_timeouts ➡️ u8 sysctl_tcp_thin_linear_timeouts
  • Field type changed. int sysctl_tcp_slow_start_after_idle ➡️ u8 sysctl_tcp_slow_start_after_idle
  • Field type changed. int sysctl_tcp_retrans_collapse ➡️ u8 sysctl_tcp_retrans_collapse
  • Field type changed. int sysctl_tcp_stdurg ➡️ u8 sysctl_tcp_stdurg
  • Field type changed. int sysctl_tcp_rfc1337 ➡️ u8 sysctl_tcp_rfc1337
  • Field type changed. int sysctl_tcp_abort_on_overflow ➡️ u8 sysctl_tcp_abort_on_overflow
  • Field type changed. int sysctl_tcp_fack ➡️ u8 sysctl_tcp_fack
  • Field type changed. int sysctl_tcp_dsack ➡️ u8 sysctl_tcp_dsack
  • Field type changed. int sysctl_tcp_app_win ➡️ u8 sysctl_tcp_app_win
  • Field type changed. int sysctl_tcp_frto ➡️ u8 sysctl_tcp_frto
  • Field type changed. int sysctl_tcp_nometrics_save ➡️ u8 sysctl_tcp_nometrics_save
  • Field type changed. int sysctl_tcp_no_ssthresh_metrics_save ➡️ u8 sysctl_tcp_no_ssthresh_metrics_save
  • Field type changed. int sysctl_tcp_moderate_rcvbuf ➡️ u8 sysctl_tcp_moderate_rcvbuf
  • Field type changed. int sysctl_tcp_tso_win_divisor ➡️ u8 sysctl_tcp_tso_win_divisor
  • Field type changed. int sysctl_tcp_workaround_signed_windows ➡️ u8 sysctl_tcp_workaround_signed_windows
  • Field type changed. int sysctl_tcp_min_tso_segs ➡️ u8 sysctl_tcp_min_tso_segs
  • Field type changed. int sysctl_tcp_autocorking ➡️ u8 sysctl_tcp_autocorking
  • Field type changed. int sysctl_tcp_comp_sack_nr ➡️ u8 sysctl_tcp_comp_sack_nr
  • Field type changed. int sysctl_tcp_reflect_tos ➡️ u8 sysctl_tcp_reflect_tos
  • Field type changed. int sysctl_udp_l3mdev_accept ➡️ u8 sysctl_udp_l3mdev_accept
  • Field type changed. int sysctl_igmp_llm_reports ➡️ u8 sysctl_igmp_llm_reports
  • Field type changed. int sysctl_fib_multipath_use_neigh ➡️ u8 sysctl_fib_multipath_use_neigh
  • Field type changed. int sysctl_fib_multipath_hash_policy ➡️ u8 sysctl_fib_multipath_hash_policy
• Changed between 5.13 and 5.15 ⚠️

  • Field added. u8 sysctl_tcp_migrate_req
  • Field added. u32 sysctl_fib_multipath_hash_fields
  • Field removed. spinlock_t tcp_fastopen_ctx_lock
  • Field type changed. int fib_num_tclassid_users ➡️ atomic_t fib_num_tclassid_users
• Changed between 5.15 and 5.19 ⚠️

  • Field added. u32 ip_rt_min_pmtu
  • Field added. int ip_rt_mtu_expires
  • Field added. int ip_rt_min_advmss
  • Field added. u8 sysctl_tcp_tso_rtt_log
  • Field removed. struct sock **icmp_sk
  • Field removed. struct sock **tcp_sk
  • Field type changed. struct inet_timewait_death_row tcp_death_row ➡️ struct inet_timewait_death_row *tcp_death_row
• Changed between 5.19 and 6.2 ⚠️

  • Field added. struct udp_table *udp_table
  • Field added. unsigned int sysctl_tcp_child_ehash_entries
  • Field added. u32 tcp_challenge_timestamp
  • Field added. u32 tcp_challenge_count
  • Field added. u8 sysctl_tcp_plb_enabled
  • Field added. u8 sysctl_tcp_plb_idle_rehash_rounds
  • Field added. u8 sysctl_tcp_plb_rehash_rounds
  • Field added. u8 sysctl_tcp_plb_suspend_rto_sec
  • Field added. int sysctl_tcp_plb_cong_thresh
  • Field added. unsigned int sysctl_udp_child_hash_entries
  • Field type changed. struct inet_timewait_death_row *tcp_death_row ➡️ struct inet_timewait_death_row tcp_death_row
• Changed between 6.2 and 6.5 ⚠️

  • Field added. u8 sysctl_tcp_shrink_window
  • Field added. u8 sysctl_tcp_syn_linear_timeouts
• Changed between 6.5 and 6.8 ⚠️

  • Field added. __u8 __cacheline_group_begin__netns_ipv4_read_tx[0]
  • Field added. __u8 __cacheline_group_end__netns_ipv4_read_tx[0]
  • Field added. __u8 __cacheline_group_begin__netns_ipv4_read_txrx[0]
  • Field added. __u8 __cacheline_group_end__netns_ipv4_read_txrx[0]
  • Field added. __u8 __cacheline_group_begin__netns_ipv4_read_rx[0]
  • Field added. __u8 __cacheline_group_end__netns_ipv4_read_rx[0]
  • Field added. u8 sysctl_tcp_backlog_ack_defer
  • Field added. u8 sysctl_tcp_pingpong_thresh

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• Changed between generic and aws ⚠️

  • Field added. struct mr_table *mrt
  • Field removed. struct list_head mr_tables
  • Field removed. struct fib_rules_ops *mr_rules_ops
• Changed between generic and azure ⚠️

  • Field added. struct mr_table *mrt
  • Field removed. struct list_head mr_tables
  • Field removed. struct fib_rules_ops *mr_rules_ops
• Changed between generic and gcp ⚠️

  • Field added. struct mr_table *mrt
  • Field removed. struct list_head mr_tables
  • Field removed. struct fib_rules_ops *mr_rules_ops
• No changes between generic and lowlatency ✅