linux/net/core
Jakub Kicinski c6f9b7138b bpf-next-for-netdev
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Merge tag 'for-netdev' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

Daniel Borkmann says:

====================
pull-request: bpf-next 2023-10-26

We've added 51 non-merge commits during the last 10 day(s) which contain
a total of 75 files changed, 5037 insertions(+), 200 deletions(-).

The main changes are:

1) Add open-coded task, css_task and css iterator support.
   One of the use cases is customizable OOM victim selection via BPF,
   from Chuyi Zhou.

2) Fix BPF verifier's iterator convergence logic to use exact states
   comparison for convergence checks, from Eduard Zingerman,
   Andrii Nakryiko and Alexei Starovoitov.

3) Add BPF programmable net device where bpf_mprog defines the logic
   of its xmit routine. It can operate in L3 and L2 mode,
   from Daniel Borkmann and Nikolay Aleksandrov.

4) Batch of fixes for BPF per-CPU kptr and re-enable unit_size checking
   for global per-CPU allocator, from Hou Tao.

5) Fix libbpf which eagerly assumed that SHT_GNU_verdef ELF section
   was going to be present whenever a binary has SHT_GNU_versym section,
   from Andrii Nakryiko.

6) Fix BPF ringbuf correctness to fold smp_mb__before_atomic() into
   atomic_set_release(), from Paul E. McKenney.

7) Add a warning if NAPI callback missed xdp_do_flush() under
   CONFIG_DEBUG_NET which helps checking if drivers were missing
   the former, from Sebastian Andrzej Siewior.

8) Fix missed RCU read-lock in bpf_task_under_cgroup() which was throwing
   a warning under sleepable programs, from Yafang Shao.

9) Avoid unnecessary -EBUSY from htab_lock_bucket by disabling IRQ before
   checking map_locked, from Song Liu.

10) Make BPF CI linked_list failure test more robust,
    from Kumar Kartikeya Dwivedi.

11) Enable samples/bpf to be built as PIE in Fedora, from Viktor Malik.

12) Fix xsk starving when multiple xsk sockets were associated with
    a single xsk_buff_pool, from Albert Huang.

13) Clarify the signed modulo implementation for the BPF ISA standardization
    document that it uses truncated division, from Dave Thaler.

14) Improve BPF verifier's JEQ/JNE branch taken logic to also consider
    signed bounds knowledge, from Andrii Nakryiko.

15) Add an option to XDP selftests to use multi-buffer AF_XDP
    xdp_hw_metadata and mark used XDP programs as capable to use frags,
    from Larysa Zaremba.

16) Fix bpftool's BTF dumper wrt printing a pointer value and another
    one to fix struct_ops dump in an array, from Manu Bretelle.

* tag 'for-netdev' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (51 commits)
  netkit: Remove explicit active/peer ptr initialization
  selftests/bpf: Fix selftests broken by mitigations=off
  samples/bpf: Allow building with custom bpftool
  samples/bpf: Fix passing LDFLAGS to libbpf
  samples/bpf: Allow building with custom CFLAGS/LDFLAGS
  bpf: Add more WARN_ON_ONCE checks for mismatched alloc and free
  selftests/bpf: Add selftests for netkit
  selftests/bpf: Add netlink helper library
  bpftool: Extend net dump with netkit progs
  bpftool: Implement link show support for netkit
  libbpf: Add link-based API for netkit
  tools: Sync if_link uapi header
  netkit, bpf: Add bpf programmable net device
  bpf: Improve JEQ/JNE branch taken logic
  bpf: Fold smp_mb__before_atomic() into atomic_set_release()
  bpf: Fix unnecessary -EBUSY from htab_lock_bucket
  xsk: Avoid starving the xsk further down the list
  bpf: print full verifier states on infinite loop detection
  selftests/bpf: test if state loops are detected in a tricky case
  bpf: correct loop detection for iterators convergence
  ...
====================

Link: https://lore.kernel.org/r/20231026150509.2824-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-26 20:02:41 -07:00
..
bpf_sk_storage.c bpf: Add length check for SK_DIAG_BPF_STORAGE_REQ_MAP_FD parsing 2023-07-27 10:07:56 -07:00
datagram.c net: datagram: fix data-races in datagram_poll() 2023-05-10 19:06:49 -07:00
dev_addr_lists_test.c kunit: Use KUNIT_EXPECT_MEMEQ macro 2022-10-27 02:40:14 -06:00
dev_addr_lists.c net: extract a few internals from netdevice.h 2022-04-07 20:32:09 -07:00
dev_ioctl.c net: dsa: Use conduit and user terms 2023-10-24 13:08:14 -07:00
dev.c bpf-next-for-netdev 2023-10-26 20:02:41 -07:00
dev.h bpf-next-for-netdev 2023-10-26 20:02:41 -07:00
drop_monitor.c net: extend drop reasons for multiple subsystems 2023-04-20 20:20:49 -07:00
dst_cache.c wireguard: device: reset peer src endpoint when netns exits 2021-11-29 19:50:45 -08:00
dst.c net: dst: remove unnecessary input parameter in dst_alloc and dst_init 2023-09-12 11:42:25 +02:00
failover.c net: failover: use IFF_NO_ADDRCONF flag to prevent ipv6 addrconf 2022-12-12 15:18:25 -08:00
fib_notifier.c
fib_rules.c fib: expand fib_rule_policy 2021-12-16 07:18:35 -08:00
filter.c net, bpf: Add a warning if NAPI cb missed xdp_do_flush(). 2023-10-17 15:02:03 +02:00
flow_dissector.c net/core: Fix ETH_P_1588 flow dissector 2023-09-15 10:40:04 +01:00
flow_offload.c tc: flower: Enable offload support IPSEC SPI field. 2023-08-02 10:09:32 +01:00
gen_estimator.c treewide: Convert del_timer*() to timer_shutdown*() 2022-12-25 13:38:09 -08:00
gen_stats.c net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
gro_cells.c net: drop the weight argument from netif_napi_add 2022-09-28 18:57:14 -07:00
gro.c gro: move the tc_ext comparison to a helper 2023-06-18 18:08:35 +01:00
gso_test.c net: gso_test: release each segment individually 2023-10-17 11:32:05 +01:00
gso.c net: move gso declarations and functions to their own files 2023-06-10 00:11:41 -07:00
hwbm.c
link_watch.c net: linkwatch: only report IF_OPER_LOWERLAYERDOWN if iflink is actually down 2022-11-16 09:45:00 +00:00
lwt_bpf.c lwt: Fix return values of BPF xmit ops 2023-08-18 16:05:26 +02:00
lwtunnel.c xfrm: lwtunnel: squelch kernel warning in case XFRM encap type is not available 2022-10-12 10:45:51 +02:00
Makefile net: add skb_segment kunit test 2023-10-11 10:39:01 +01:00
neighbour.c neighbour: fix various data-races 2023-10-20 17:41:29 -07:00
net_namespace.c lib/ref_tracker: improve printing stats 2023-06-05 15:28:42 -07:00
net-procfs.c net-sysfs: display two backlog queue len separately 2023-03-22 12:03:52 +01:00
net-sysfs.c net: move struct netdev_rx_queue out of netdevice.h 2023-08-03 08:38:07 -07:00
net-sysfs.h
net-traces.c udp6: add a missing call into udp_fail_queue_rcv_skb tracepoint 2023-07-07 09:16:52 +01:00
netclassid_cgroup.c cgroup, netclassid: on modifying netclassid in cgroup, only consider the main process. 2023-10-16 16:36:53 -07:00
netdev-genl-gen.c net: ynl: prefix uAPI header include with uapi/ 2023-05-26 10:30:14 +01:00
netdev-genl-gen.h net: ynl: prefix uAPI header include with uapi/ 2023-05-26 10:30:14 +01:00
netdev-genl.c bpf: expose information about supported xdp metadata kfunc 2023-09-15 11:26:58 -07:00
netevent.c
netpoll.c netpoll: allocate netdev tracker right away 2023-06-15 08:21:11 +01:00
netprio_cgroup.c bpf, cgroups: Fix cgroup v2 fallback on v1/v2 mixed mode 2021-09-13 16:35:58 -07:00
of_net.c net: Explicitly include correct DT includes 2023-07-27 20:33:16 -07:00
page_pool.c page_pool: introduce page_pool_alloc() API 2023-10-23 19:14:48 -07:00
pktgen.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2023-10-19 13:29:01 -07:00
ptp_classifier.c ptp: Add generic PTP is_sync() function 2022-03-07 11:31:34 +00:00
request_sock.c
rtnetlink.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2023-10-19 13:29:01 -07:00
scm.c net: annotate data-races around sock->ops 2023-08-09 15:32:43 -07:00
secure_seq.c tcp: Fix data-races around sysctl knobs related to SYN option. 2022-07-20 10:14:49 +01:00
selftests.c net: core: constify mac addrs in selftests 2021-10-24 13:59:44 +01:00
skbuff.c page_pool: remove PP_FLAG_PAGE_FRAG 2023-10-23 19:14:48 -07:00
skmsg.c bpf, sockmap: Fix skb refcnt race after locking changes 2023-09-04 09:53:35 +02:00
sock_destructor.h skb_expand_head() adjust skb->truesize incorrectly 2021-10-22 12:35:51 -07:00
sock_diag.c net: fix __sock_gen_cookie() 2022-11-21 20:36:30 -08:00
sock_map.c bpf, sockmap: Reject sk_msg egress redirects to non-TCP sockets 2023-09-29 17:11:07 +02:00
sock_reuseport.c soreuseport: Fix socket selection for SO_INCOMING_CPU. 2022-10-25 11:35:16 +02:00
sock.c sock: Ignore memcg pressure heuristics when raising allocated 2023-10-24 10:38:30 +02:00
stream.c tcp: allow again tcp_disconnect() when threads are waiting 2023-10-13 16:49:32 -07:00
sysctl_net_core.c networking: Update to register_net_sysctl_sz 2023-08-15 15:26:18 -07:00
timestamping.c
tso.c net: tso: inline tso_count_descs() 2022-12-12 15:04:39 -08:00
utils.c net: core: inet[46]_pton strlen len types 2022-11-01 21:14:39 -07:00
xdp.c bpf: expose information about supported xdp metadata kfunc 2023-09-15 11:26:58 -07:00