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Jakub Kicinski 709c031423 tcp: add tracepoint for checksum errors 
Add a tracepoint for capturing TCP segments with
a bad checksum. This makes it easy to identify
sources of bad frames in the fleet (e.g. machines
with faulty NICs).

It should also help tools like IOvisor's tcpdrop.py
which are used today to get detailed information
about such packets.

We don't have a socket in many cases so we must
open code the address extraction based just on
the skb.

v2: add missing export for ipv6=m

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-05-14 15:26:03 -07:00
..
bpf_sk_storage.c
bpf: Use struct_size() in kzalloc()
2021-05-13 15:58:00 -07:00
datagram.c
udp: fix skb_copy_and_csum_datagram with odd segment sizes
2021-02-04 18:56:56 -08:00
datagram.h
…
dev_addr_lists.c
net: core: Correct function name dev_uc_flush() in the kerneldoc
2021-03-28 17:56:56 -07:00
dev_ioctl.c
net: fix dev_ifsioc_locked() race condition
2021-02-11 18:14:19 -08:00
dev.c
net: Treat __napi_schedule_irqoff() as __napi_schedule() on PREEMPT_RT
2021-05-13 13:11:19 -07:00
devlink.c
devlink: Extend SF port attributes to have external attribute
2021-04-24 00:58:53 -07:00
drop_monitor.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-03-25 15:31:22 -07:00
dst_cache.c
…
dst.c
net, bpf: Fix ip6ip6 crash with collect_md populated skbs
2021-03-10 12:24:18 -08:00
failover.c
…
fib_notifier.c
net: fib_notifier: propagate extack down to the notifier block callback
2019-10-04 11:10:56 -07:00
fib_rules.c
treewide: rename nla_strlcpy to nla_strscpy.
2020-11-16 08:08:54 -08:00
filter.c
bpf: selftests: Add kfunc_call test
2021-03-26 20:41:52 -07:00
flow_dissector.c
flow_dissector: Fix out-of-bounds warning in __skb_flow_bpf_to_target()
2021-04-16 17:02:27 -07:00
flow_offload.c
net: flow_offload: Fix memory leak for indirect flow block
2020-12-09 16:08:33 -08:00
gen_estimator.c
net_sched: gen_estimator: support large ewma log
2021-01-15 18:11:06 -08:00
gen_stats.c
docs: networking: convert gen_stats.txt to ReST
2020-04-28 14:39:46 -07:00
gro_cells.c
gro_cells: reduce number of synchronize_net() calls
2020-11-25 11:28:12 -08:00
hwbm.c
…
link_watch.c
net: Add IF_OPER_TESTING
2020-04-20 12:43:24 -07:00
lwt_bpf.c
lwt_bpf: Replace preempt_disable() with migrate_disable()
2020-12-07 11:53:40 -08:00
lwtunnel.c
net: ipv6: add rpl sr tunnel
2020-03-29 22:30:57 -07:00
Makefile
net: selftest: fix build issue if INET is disabled
2021-04-28 14:06:45 -07:00
neighbour.c
neighbour: Remove redundant initialization of 'bucket'
2021-05-10 14:25:13 -07:00
net_namespace.c
net: initialize net->net_cookie at netns setup
2021-02-11 14:10:07 -08:00
net-procfs.c
net: move the ptype_all and ptype_base declarations to include/linux/netdevice.h
2021-03-22 13:14:45 -07:00
net-sysfs.c
net-sysfs: remove possible sleep from an RCU read-side critical section
2021-03-22 13:28:13 -07:00
net-sysfs.h
net-sysfs: add netdev_change_owner()
2020-02-26 20:07:25 -08:00
net-traces.c
tcp: add tracepoint for checksum errors
2021-05-14 15:26:03 -07:00
netclassid_cgroup.c
net: Remove the err argument from sock_from_file
2020-12-04 22:32:40 +01:00
netevent.c
net: core: Correct function name netevent_unregister_notifier() in the kerneldoc
2021-03-28 17:56:56 -07:00
netpoll.c
Revert "net: Have netpoll bring-up DSA management interface"
2021-02-06 14:42:57 -08:00
netprio_cgroup.c
net: Remove the err argument from sock_from_file
2020-12-04 22:32:40 +01:00
page_pool.c
net: page_pool: use alloc_pages_bulk in refill code path
2021-04-30 11:20:43 -07:00
pktgen.c
pktgen: fix misuse of BUG_ON() in pktgen_thread_worker()
2021-01-27 16:46:37 -08:00
ptp_classifier.c
ptp: Add generic ptp v2 header parsing function
2020-08-19 16:07:49 -07:00
request_sock.c
tcp: add rcu protection around tp->fastopen_rsk
2019-10-13 10:13:08 -07:00
rtnetlink.c
rtnetlink: avoid RCU read lock when holding RTNL
2021-05-10 14:33:10 -07:00
scm.c
scm: fix a typo in put_cmsg()
2021-04-16 11:41:07 -07:00
secure_seq.c
crypto: lib/sha1 - remove unnecessary includes of linux/cryptohash.h
2020-05-08 15:32:17 +10:00
selftests.c
net: add generic selftest support
2021-04-20 16:08:02 -07:00
skbuff.c
Networking changes for 5.13.
2021-04-29 11:57:23 -07:00
skmsg.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-04-09 20:48:35 -07:00
sock_diag.c
bpf, net: Rework cookie generator as per-cpu one
2020-09-30 11:50:35 -07:00
sock_map.c
sock_map: Fix a potential use-after-free in sock_map_close()
2021-04-12 17:35:26 +02:00
sock_reuseport.c
udp: Prevent reuseport_select_sock from reading uninitialized socks
2021-01-08 19:15:40 -08:00
sock.c
net: sock: remove the unnecessary check in proto_register
2021-04-23 13:10:03 -07:00
stream.c
tcp: make sure EPOLLOUT wont be missed
2019-08-19 13:07:43 -07:00
sysctl_net_core.c
net: change netdev_unregister_timeout_secs min value to 1
2021-03-25 17:24:06 -07:00
timestamping.c
net: Introduce a new MII time stamping interface.
2019-12-25 19:51:33 -08:00
tso.c
net: tso: add UDP segmentation support
2020-06-18 20:46:23 -07:00
utils.c
net: Fix skb->csum update in inet_proto_csum_replace16().
2020-01-24 20:54:30 +01:00
xdp.c
xdp: fix xdp_return_frame() kernel BUG throw for page_pool memory model
2021-03-31 15:15:23 -07:00