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d7889cfa0b892dfe2a44f72c866ddf41ca19f048
linux/net/ipv4
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Akhmat Karakotov 5903123f66 tcp: Use BPF timeout setting for SYN ACK RTO 
When setting RTO through BPF program, some SYN ACK packets were unaffected
and continued to use TCP_TIMEOUT_INIT constant. This patch adds timeout
option to struct request_sock. Option is initialized with TCP_TIMEOUT_INIT
and is reassigned through BPF using tcp_timeout_init call. SYN ACK
retransmits now use newly added timeout option.

Signed-off-by: Akhmat Karakotov <hmukos@yandex-team.ru>
Acked-by: Martin KaFai Lau <kafai@fb.com>

v2:
	- Add timeout option to struct request_sock. Do not call
	  tcp_timeout_init on every syn ack retransmit.

v3:
	- Use unsigned long for min. Bound tcp_timeout_init to TCP_RTO_MAX.

v4:
	- Refactor duplicate code by adding reqsk_timeout function.
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-02-02 14:45:18 +00:00
..
bpfilter
net: Revert "net: optimize the sockptr_t for unified kernel/user address spaces"
2020-08-10 12:06:44 -07:00
netfilter
proc: remove PDE_DATA() completely
2022-01-22 08:33:37 +02:00
af_inet.c
net: bpf: Handle return value of BPF_CGROUP_RUN_PROG_INET{4,6}_POST_BIND()
2022-01-06 17:08:35 -08:00
ah4.c
Merge tag 'net-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
2021-06-30 15:51:09 -07:00
arp.c
arp: Remove #ifdef CONFIG_PROC_FS
2021-11-22 14:34:07 +00:00
bpf_tcp_ca.c
bpf: Remove check_kfunc_call callback and old kfunc BTF ID API
2022-01-18 14:26:41 -08:00
cipso_ipv4.c
NET: IPV4: fix error "do not initialise globals to 0"
2021-09-19 12:43:56 +01:00
datagram.c
net/ipv4/datagram.c: remove superfluous header files from datagram.c
2021-09-29 11:39:33 +01:00
devinet.c
ipv4: add net device refcount tracker to struct in_device
2021-12-06 16:05:11 -08:00
esp4_offload.c
net: move gro definitions to include/net/gro.h
2021-11-16 13:16:54 +00:00
esp4.c
ipsec: Remove unneeded extra variable in esp4 esp_ssg_unref()
2021-07-20 16:14:23 +02:00
fib_frontend.c
ipv4: convert fib_num_tclassid_users to atomic_t
2021-12-02 11:56:04 +00:00
fib_lookup.h
ipv4: Fix spelling mistakes
2021-06-07 14:08:30 -07:00
fib_notifier.c
net: ipv4: remove superfluous header files from fib_notifier.c
2021-09-28 17:32:56 -07:00
fib_rules.c
fib: rules: remove duplicated nla policies
2021-12-16 07:18:35 -08:00
fib_semantics.c
ipv4: get rid of fib_info_hash_{alloc|free}
2022-01-25 11:11:52 +00:00
fib_trie.c
memcg: enable accounting for IP address and routing-related objects
2021-07-20 06:00:38 -07:00
fou.c
gro: remove rcu_read_lock/rcu_read_unlock from gro_complete handlers
2021-11-24 17:21:42 -08:00
gre_demux.c
net: Remove the member netns_ok
2021-05-17 15:29:35 -07:00
gre_offload.c
gro: remove rcu_read_lock/rcu_read_unlock from gro_complete handlers
2021-11-24 17:21:42 -08:00
icmp.c
ipv4: do not use per netns icmp sockets
2022-01-25 11:25:21 +00:00
igmp.c
ipv4: drop unused assignment
2021-11-14 12:20:44 +00:00
inet_connection_sock.c
tcp: Use BPF timeout setting for SYN ACK RTO
2022-02-02 14:45:18 +00:00
inet_diag.c
inet_diag: fix kernel-infoleak for UDP sockets
2021-12-10 21:14:49 -08:00
inet_fragment.c
inet: frags: annotate races around fqdir->dead and fqdir->high_thresh
2022-01-13 13:06:05 +00:00
inet_hashtables.c
bpf: Add ingress_ifindex to bpf_sk_lookup
2021-11-10 16:29:58 -08:00
inet_timewait_sock.c
tcp: allocate tcp_death_row outside of struct netns_ipv4
2022-01-26 19:00:31 -08:00
inetpeer.c
inetpeer: use div64_ul() and clamp_val() calculate inet_peer_threshold
2021-03-01 13:32:12 -08:00
ip_forward.c
ipv4: Revert removal of rt_uses_gateway
2019-09-20 18:23:33 -07:00
ip_fragment.c
inet: frags: annotate races around fqdir->dead and fqdir->high_thresh
2022-01-13 13:06:05 +00:00
ip_gre.c
gre: Don't accidentally set RTO_ONLINK in gre_fill_metadata_dst()
2022-01-11 20:36:08 -08:00
ip_input.c
net: use indirect call helpers for dst_input
2021-02-03 14:51:39 -08:00
ip_options.c
ipv4: drop fragmentation code from ip_options_build()
2022-01-29 17:53:07 +00:00
ip_output.c
ipv4: drop fragmentation code from ip_options_build()
2022-01-29 17:53:07 +00:00
ip_sockglue.c
ipv4: Exposing __ip_sock_set_tos() in ip.h
2021-11-20 14:11:00 +00:00
ip_tunnel_core.c
net: ip_tunnel: clean up endianness conversions
2021-01-08 19:25:35 -08:00
ip_tunnel.c
ip: use dev_addr_set() in tunnels
2021-10-13 09:41:37 -07:00
ip_vti.c
ip: use dev_addr_set() in tunnels
2021-10-13 09:41:37 -07:00
ipcomp.c
Merge tag 'net-next-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
2021-06-30 15:51:09 -07:00
ipconfig.c
net: ipconfig: Release the rtnl_lock while waiting for carrier
2021-10-28 14:36:41 +01:00
ipip.c
ip: use dev_addr_set() in tunnels
2021-10-13 09:41:37 -07:00
ipmr_base.c
net: fib_notifier: propagate extack down to the notifier block callback
2019-10-04 11:10:56 -07:00
ipmr.c
fib: rules: remove duplicated nla policies
2021-12-16 07:18:35 -08:00
Kconfig
net: ipv4: remove duplicate "the the" phrase in Kconfig text
2020-08-18 16:02:16 -07:00
Makefile
bpf: Clean up sockmap related Kconfigs
2021-02-26 12:28:03 -08:00
metrics.c
treewide: rename nla_strlcpy to nla_strscpy.
2020-11-16 08:08:54 -08:00
netfilter.c
netfilter: Dissect flow after packet mangling
2021-04-18 22:04:16 +02:00
netlink.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
nexthop.c
net: Don't include filter.h from net/sock.h
2021-12-29 08:48:14 -08:00
ping.c
ping: fix the sk_bound_dev_if match in ping_lookup
2022-01-24 12:30:12 +00:00
proc.c
tcp: allocate tcp_death_row outside of struct netns_ipv4
2022-01-26 19:00:31 -08:00
protocol.c
net: Remove the member netns_ok
2021-05-17 15:29:35 -07:00
raw_diag.c
net: Use nlmsg_unicast() instead of netlink_unicast()
2021-07-13 09:28:29 -07:00
raw.c
Merge tag 'net-5.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2022-01-27 20:58:39 +02:00
route.c
ipv4: Make ip_idents_reserve static
2022-01-31 11:33:10 +00:00
syncookies.c
net: align static siphash keys
2021-11-16 19:07:54 -08:00
sysctl_net_ipv4.c
tcp: allocate tcp_death_row outside of struct netns_ipv4
2022-01-26 19:00:31 -08:00
tcp_bbr.c
bpf: Remove check_kfunc_call callback and old kfunc BTF ID API
2022-01-18 14:26:41 -08:00
tcp_bic.c
tcp: fix stretch ACK bugs in BIC
2020-03-16 18:26:54 -07:00
tcp_bpf.c
bpf, sockmap: Fix return codes from tcp_bpf_recvmsg_parser()
2022-01-05 20:43:08 +01:00
tcp_cdg.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
tcp_cong.c
net: Only allow init netns to set default tcp cong to a restricted algo
2021-05-04 11:58:28 -07:00
tcp_cubic.c
bpf: Remove check_kfunc_call callback and old kfunc BTF ID API
2022-01-18 14:26:41 -08:00
tcp_dctcp.c
bpf: Remove check_kfunc_call callback and old kfunc BTF ID API
2022-01-18 14:26:41 -08:00
tcp_dctcp.h
tcp: refactor DCTCP ECN ACK handling
2018-10-10 22:26:00 -07:00
tcp_diag.c
inet_diag: Move the INET_DIAG_REQ_BYTECODE nlattr to cb->data
2020-02-27 18:50:19 -08:00
tcp_fastopen.c
net/ipv4/tcp_fastopen.c: remove superfluous header files from tcp_fastopen.c
2021-09-20 13:09:06 +01:00
tcp_highspeed.c
Replace HTTP links with HTTPS ones: IPv*
2020-07-06 13:23:03 -07:00
tcp_htcp.c
Replace HTTP links with HTTPS ones: IPv*
2020-07-06 13:23:03 -07:00
tcp_hybla.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
tcp_illinois.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
tcp_input.c
tcp: Use BPF timeout setting for SYN ACK RTO
2022-02-02 14:45:18 +00:00
tcp_ipv4.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2022-01-27 12:54:16 -08:00
tcp_lp.c
ipv4: tcp_lp.c: Couple of typo fixes
2021-03-28 17:31:13 -07:00
tcp_metrics.c
Merge tag 'fixes-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux
2020-12-14 16:40:27 -08:00
tcp_minisocks.c
tcp: Use BPF timeout setting for SYN ACK RTO
2022-02-02 14:45:18 +00:00
tcp_nv.c
net/ipv4/tcp_nv.c: remove superfluous header files from tcp_nv.c
2021-09-27 12:47:39 +01:00
tcp_offload.c
net: move gro definitions to include/net/gro.h
2021-11-16 13:16:54 +00:00
tcp_output.c
tcp: Change SYN ACK retransmit behaviour to account for rehash
2022-01-31 15:05:25 +00:00
tcp_rate.c
tcp: tracking packets with CE marks in BW rate sample
2021-09-24 14:16:40 +01:00
tcp_recovery.c
tcp: more accurately check DSACKs to grow RACK reordering window
2021-07-27 20:07:21 +01:00
tcp_scalable.c
net: ipv4: delete repeated words
2020-08-24 17:31:20 -07:00
tcp_timer.c
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
tcp_ulp.c
bpf: sockmap: Only check ULP for TCP sockets
2020-03-09 22:34:58 +01:00
tcp_vegas.c
tcp: use semicolons rather than commas to separate statements
2020-10-13 17:11:52 -07:00
tcp_vegas.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
tcp_veno.c
Replace HTTP links with HTTPS ones: IPv*
2020-07-06 13:23:03 -07:00
tcp_westwood.c
treewide: Add SPDX license identifier for more missed files
2019-05-21 10:50:45 +02:00
tcp_yeah.c
tcp_yeah: check struct yeah size at compile time
2021-06-29 11:54:36 -07:00
tcp.c
net: Adjust sk_gso_max_size once when set
2022-01-25 14:44:55 -08:00
tunnel4.c
net: Remove the member netns_ok
2021-05-17 15:29:35 -07:00
udp_bpf.c
net: Implement ->sock_is_readable() for UDP and AF_UNIX
2021-10-26 12:29:33 -07:00
udp_diag.c
net: Use nlmsg_unicast() instead of netlink_unicast()
2021-07-13 09:28:29 -07:00
udp_impl.h
net: pass a sockptr_t into ->setsockopt
2020-07-24 15:41:54 -07:00
udp_offload.c
gro: remove rcu_read_lock/rcu_read_unlock from gro_complete handlers
2021-11-24 17:21:42 -08:00
udp_tunnel_core.c
net/ipv4/udp_tunnel_core.c: remove superfluous header files from udp_tunnel_core.c
2021-09-21 10:17:20 +01:00
udp_tunnel_nic.c
udp_tunnel: Fix udp_tunnel_nic work-queue type
2021-09-13 12:38:45 +01:00
udp_tunnel_stub.c
udp_tunnel: add central NIC RX port offload infrastructure
2020-07-10 13:54:00 -07:00
udp.c
proc: remove PDE_DATA() completely
2022-01-22 08:33:37 +02:00
udplite.c
net: Remove the member netns_ok
2021-05-17 15:29:35 -07:00
xfrm4_input.c
xfrm: state: remove extract_input indirection from xfrm_state_afinfo
2020-05-06 09:40:08 +02:00
xfrm4_output.c
xfrm: fix unused variable warning if CONFIG_NETFILTER=n
2020-05-11 15:12:27 +02:00
xfrm4_policy.c
xfrm: use net device refcount tracker helpers
2021-12-09 11:51:45 -08:00
xfrm4_protocol.c
net: Remove the member netns_ok
2021-05-17 15:29:35 -07:00
xfrm4_state.c
xfrm: remove output_finish indirection from xfrm_state_afinfo
2020-05-06 09:40:08 +02:00
xfrm4_tunnel.c
net/ipv4/xfrm4_tunnel.c: remove superfluous header files from xfrm4_tunnel.c
2021-09-23 10:10:00 +02:00