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5e43f899b0
linux/net/ipv4
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John Fastabend 8934ce2fd0 bpf: sockmap redirect ingress support 
Add support for the BPF_F_INGRESS flag in sk_msg redirect helper.
To do this add a scatterlist ring for receiving socks to check
before calling into regular recvmsg call path. Additionally, because
the poll wakeup logic only checked the skb recv queue we need to
add a hook in TCP stack (similar to write side) so that we have
a way to wake up polling socks when a scatterlist is redirected
to that sock.

After this all that is needed is for the redirect helper to
push the scatterlist into the psock receive queue.

Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2018-03-30 00:09:43 +02:00
..
netfilter net: Convert ipv4_net_ops 2018-03-08 12:36:45 -05:00
af_inet.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
ah4.c net: use -ENOSPC for transient busy indication 2017-11-03 22:11:17 +08:00
arp.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
cipso_ipv4.c tcp/dccp: fix ireq->opt races 2017-10-21 01:33:19 +01:00
datagram.c
devinet.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
esp4_offload.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-01-23 13:51:56 -05:00
esp4.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-01-17 00:10:42 -05:00
fib_frontend.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
fib_lookup.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
fib_notifier.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
fib_rules.c ipv6: route: dissect flow in input path if fib rules need it 2018-02-28 22:44:44 -05:00
fib_semantics.c net/ipv4: Pass net to fib_multipath_hash instead of fib_info 2018-03-04 13:04:21 -05:00
fib_trie.c net: make kmem caches as __ro_after_init 2018-02-26 15:11:48 -05:00
fou.c net: Convert fou_net_ops 2018-03-05 10:48:28 -05:00
gre_demux.c
gre_offload.c gso: fix payload length when gso_size is zero 2017-10-08 10:12:15 -07:00
icmp.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
igmp.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
inet_connection_sock.c Revert "defer call to mem_cgroup_sk_alloc()" 2018-02-02 19:49:31 -05:00
inet_diag.c sock_diag: request _diag module only when the family or proto has been registered 2018-03-12 11:03:42 -04:00
inet_fragment.c net: Fix hlist corruptions in inet_evict_bucket() 2018-03-07 13:29:28 -05:00
inet_hashtables.c inet: Avoid unitialized variable warning in inet_unhash() 2018-02-01 09:48:42 -05:00
inet_timewait_sock.c net: Convert atomic_t net::count to refcount_t 2018-01-15 14:23:42 -05:00
inetpeer.c net: make kmem caches as __ro_after_init 2018-02-26 15:11:48 -05:00
ip_forward.c net: rename skb_gso_validate_mtu -> skb_gso_validate_network_len 2018-03-04 17:49:17 -05:00
ip_fragment.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
ip_gre.c gre: fix TUNNEL_SEQ bit check on sequence numbering 2018-03-22 14:52:43 -04:00
ip_input.c net: Make ip_ra_chain per struct net 2018-03-22 15:12:56 -04:00
ip_options.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ip_output.c net: rename skb_gso_validate_mtu -> skb_gso_validate_network_len 2018-03-04 17:49:17 -05:00
ip_sockglue.c net: Replace ip_ra_lock with per-net mutex 2018-03-22 15:12:56 -04:00
ip_tunnel_core.c net: store port/representator id in metadata_dst 2017-06-25 11:42:01 -04:00
ip_tunnel.c net: do not create fallback tunnels for non-default namespaces 2018-03-09 11:23:11 -05:00
ip_vti.c net: Convert ipgre_net_ops, ipgre_tap_net_ops, erspan_net_ops, vti_net_ops and ipip_net_ops 2018-02-27 11:01:37 -05:00
ipcomp.c
ipconfig.c ipconfig: use dev_set_mtu() 2018-01-24 19:13:45 -05:00
ipip.c net: Convert ipgre_net_ops, ipgre_tap_net_ops, erspan_net_ops, vti_net_ops and ipip_net_ops 2018-02-27 11:01:37 -05:00
ipmr_base.c ipmr, ip6mr: Unite dumproute flows 2018-03-01 13:13:23 -05:00
ipmr.c net: Revert "ipv4: fix a deadlock in ip_ra_control" 2018-03-22 15:12:56 -04:00
Kconfig ipmr,ipmr6: Define a uniform vif_device 2018-03-01 13:13:23 -05:00
Makefile ipmr,ipmr6: Define a uniform vif_device 2018-03-01 13:13:23 -05:00
netfilter.c netfilter: remove struct nf_afinfo and its helper functions 2018-01-08 18:11:02 +01:00
ping.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
proc.c inet: whitespace cleanup 2018-02-28 11:43:28 -05:00
protocol.c net: Add sysctl to toggle early demux for tcp and udp 2017-03-24 13:17:07 -07:00
raw_diag.c net: ipv6: add second dif to raw socket lookups 2017-08-07 11:39:22 -07:00
raw.c net: Revert "ipv4: fix a deadlock in ip_ra_control" 2018-03-22 15:12:56 -04:00
route.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-03-23 11:31:58 -04:00
syncookies.c tcp: Namespace-ify sysctl_tcp_workaround_signed_windows 2017-10-28 19:24:38 +09:00
sysctl_net_ipv4.c udp: Move the udp sysctl to namespace. 2018-03-16 12:03:30 -04:00
tcp_bbr.c net-tcp_bbr: set tp->snd_ssthresh to BDP upon STARTUP exit 2018-03-16 15:07:48 -04:00
tcp_bic.c tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp_cdg.c tcp: cdg: make struct tcp_cdg static 2017-10-16 21:24:25 +01:00
tcp_cong.c tcp: Namespace-ify sysctl_tcp_default_congestion_control 2017-11-15 14:09:52 +09:00
tcp_cubic.c tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp_dctcp.c
tcp_diag.c net: sock: replace sk_state_load with inet_sk_state_load and remove sk_state_store 2017-12-20 14:00:25 -05:00
tcp_fastopen.c tcp: pause Fast Open globally after third consecutive timeout 2017-12-13 15:51:12 -05:00
tcp_highspeed.c tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp_htcp.c tcp: fix cwnd undo in Reno and HTCP congestion controls 2017-08-06 21:25:10 -07:00
tcp_hybla.c
tcp_illinois.c net/tcp/illinois: replace broken algorithm reference link 2018-02-28 12:03:47 -05:00
tcp_input.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-03-06 01:20:46 -05:00
tcp_ipv4.c tcp: remove dead code after CHECKSUM_PARTIAL adoption 2018-02-21 14:24:14 -05:00
tcp_lp.c tcp: switch TCP TS option (RFC 7323) to 1ms clock 2017-05-17 16:06:01 -04:00
tcp_metrics.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
tcp_minisocks.c tcp: try to keep packet if SYN_RCV race is lost 2018-02-14 14:21:45 -05:00
tcp_nv.c tcp_nv: fix potential integer overflow in tcpnv_acked 2018-01-31 10:26:30 -05:00
tcp_offload.c gso: validate gso_type in GSO handlers 2018-01-22 16:01:30 -05:00
tcp_output.c tcp_bbr: better deal with suboptimal GSO (II) 2018-03-01 21:44:28 -05:00
tcp_rate.c tcp: invalidate rate samples during SACK reneging 2017-12-08 10:07:02 -05:00
tcp_recovery.c tcp: evaluate packet losses upon RTT change 2017-12-08 14:14:11 -05:00
tcp_scalable.c tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp_timer.c tcp: purge write queue upon aborting the connection 2018-03-07 15:01:03 -05:00
tcp_ulp.c net: add a UID to use for ULP socket assignment 2018-02-06 11:39:31 +01:00
tcp_vegas.c tcp: fix under-evaluated ssthresh in TCP Vegas 2017-09-29 06:07:00 +01:00
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 tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp_westwood.c tcp: Revert "tcp: remove CA_ACK_SLOWPATH" 2017-08-30 11:20:08 -07:00
tcp_yeah.c tcp: consolidate congestion control undo functions 2017-08-06 21:25:10 -07:00
tcp.c bpf: sockmap redirect ingress support 2018-03-30 00:09:43 +02:00
tunnel4.c inet: whitespace cleanup 2018-02-28 11:43:28 -05:00
udp_diag.c net: ipv6: add second dif to udp socket lookups 2017-08-07 11:39:22 -07:00
udp_impl.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
udp_offload.c gso: validate gso_type in GSO handlers 2018-01-22 16:01:30 -05:00
udp_tunnel.c net: add infrastructure to un-offload UDP tunnel port 2017-07-24 13:52:59 -07:00
udp.c udp: Move the udp sysctl to namespace. 2018-03-16 12:03:30 -04:00
udplite.c net: Convert pernet_subsys, registered from inet_init() 2018-02-13 10:36:08 -05:00
xfrm4_input.c xfrm: Reinject transport-mode packets through tasklet 2017-12-19 08:23:21 +01:00
xfrm4_mode_beet.c networking: make skb_pull & friends return void pointers 2017-06-16 11:48:39 -04:00
xfrm4_mode_transport.c xfrm: Add encapsulation header offsets while SKB is not encrypted 2017-04-14 10:07:39 +02:00
xfrm4_mode_tunnel.c xfrm: Verify MAC header exists before overwriting eth_hdr(skb)->h_proto 2018-03-07 10:54:29 +01:00
xfrm4_output.c net: xfrm: use skb_gso_validate_network_len() to check gso sizes 2018-03-04 17:49:17 -05:00
xfrm4_policy.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-03-23 11:31:58 -04:00
xfrm4_protocol.c
xfrm4_state.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
xfrm4_tunnel.c