linux/net/core
Jakub Kicinski 92046e83c0 bpf-next-for-netdev
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Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

Daniel Borkmann says:

====================
pull-request: bpf-next 2024-01-26

We've added 107 non-merge commits during the last 4 day(s) which contain
a total of 101 files changed, 6009 insertions(+), 1260 deletions(-).

The main changes are:

1) Add BPF token support to delegate a subset of BPF subsystem
   functionality from privileged system-wide daemons such as systemd
   through special mount options for userns-bound BPF fs to a trusted
   & unprivileged application. With addressed changes from Christian
   and Linus' reviews, from Andrii Nakryiko.

2) Support registration of struct_ops types from modules which helps
   projects like fuse-bpf that seeks to implement a new struct_ops type,
   from Kui-Feng Lee.

3) Add support for retrieval of cookies for perf/kprobe multi links,
   from Jiri Olsa.

4) Bigger batch of prep-work for the BPF verifier to eventually support
   preserving boundaries and tracking scalars on narrowing fills,
   from Maxim Mikityanskiy.

5) Extend the tc BPF flavor to support arbitrary TCP SYN cookies to help
   with the scenario of SYN floods, from Kuniyuki Iwashima.

6) Add code generation to inline the bpf_kptr_xchg() helper which
   improves performance when stashing/popping the allocated BPF objects,
   from Hou Tao.

7) Extend BPF verifier to track aligned ST stores as imprecise spilled
   registers, from Yonghong Song.

8) Several fixes to BPF selftests around inline asm constraints and
   unsupported VLA code generation, from Jose E. Marchesi.

9) Various updates to the BPF IETF instruction set draft document such
   as the introduction of conformance groups for instructions,
   from Dave Thaler.

10) Fix BPF verifier to make infinite loop detection in is_state_visited()
    exact to catch some too lax spill/fill corner cases,
    from Eduard Zingerman.

11) Refactor the BPF verifier pointer ALU check to allow ALU explicitly
    instead of implicitly for various register types, from Hao Sun.

12) Fix the flaky tc_redirect_dtime BPF selftest due to slowness
    in neighbor advertisement at setup time, from Martin KaFai Lau.

13) Change BPF selftests to skip callback tests for the case when the
    JIT is disabled, from Tiezhu Yang.

14) Add a small extension to libbpf which allows to auto create
    a map-in-map's inner map, from Andrey Grafin.

* tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (107 commits)
  selftests/bpf: Add missing line break in test_verifier
  bpf, docs: Clarify definitions of various instructions
  bpf: Fix error checks against bpf_get_btf_vmlinux().
  bpf: One more maintainer for libbpf and BPF selftests
  selftests/bpf: Incorporate LSM policy to token-based tests
  selftests/bpf: Add tests for LIBBPF_BPF_TOKEN_PATH envvar
  libbpf: Support BPF token path setting through LIBBPF_BPF_TOKEN_PATH envvar
  selftests/bpf: Add tests for BPF object load with implicit token
  selftests/bpf: Add BPF object loading tests with explicit token passing
  libbpf: Wire up BPF token support at BPF object level
  libbpf: Wire up token_fd into feature probing logic
  libbpf: Move feature detection code into its own file
  libbpf: Further decouple feature checking logic from bpf_object
  libbpf: Split feature detectors definitions from cached results
  selftests/bpf: Utilize string values for delegate_xxx mount options
  bpf: Support symbolic BPF FS delegation mount options
  bpf: Fail BPF_TOKEN_CREATE if no delegation option was set on BPF FS
  bpf,selinux: Allocate bpf_security_struct per BPF token
  selftests/bpf: Add BPF token-enabled tests
  libbpf: Add BPF token support to bpf_prog_load() API
  ...
====================

Link: https://lore.kernel.org/r/20240126215710.19855-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-01-26 21:08:22 -08:00
..
bpf_sk_storage.c net: Namespace-ify sysctl_optmem_max 2023-12-15 11:01:27 +00:00
datagram.c iov_iter, net: Move hash_and_copy_to_iter() to net/ 2023-10-09 09:35:14 +02:00
dev_addr_lists_test.c net: fill in MODULE_DESCRIPTION()s under net/core 2023-10-28 11:29:27 +01:00
dev_addr_lists.c net: extract a few internals from netdevice.h 2022-04-07 20:32:09 -07:00
dev_ioctl.c net: partial revert of the "Make timestamping selectable: series 2023-11-18 18:42:37 -08:00
dev.c net: fix removing a namespace with conflicting altnames 2024-01-22 01:09:30 +00:00
dev.h net: fix removing a namespace with conflicting altnames 2024-01-22 01:09:30 +00:00
drop_monitor.c genetlink: Use internal flags for multicast groups 2023-12-29 08:43:59 +00:00
dst_cache.c
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: rules: remove repeated assignment in fib_nl2rule 2024-01-07 15:16:19 +00:00
filter.c bpf-next-for-netdev 2024-01-26 21:08:22 -08:00
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: support CONFIG_MAX_SKB_FRAGS up to 45 2023-11-13 11:04:38 +00:00
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 Revert "net: rtnetlink: remove local list in __linkwatch_run_queue()" 2023-12-11 10:57:16 +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: page_pool: id the page pools 2023-11-28 15:48:39 +01:00
neighbour.c neighbour: Don't let neigh_forced_gc() disable preemption for long 2023-12-08 10:37:43 +00:00
net_namespace.c net: Namespace-ify sysctl_optmem_max 2023-12-15 11:01:27 +00:00
net-procfs.c net-sysfs: display two backlog queue len separately 2023-03-22 12:03:52 +01:00
net-sysfs.c net: sysfs: fix locking in carrier read 2023-12-08 16:10:17 -08:00
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 netdev-genl: spec: Extend netdev netlink spec in YAML for NAPI 2023-12-04 18:04:05 -08:00
netdev-genl-gen.h netdev-genl: spec: Extend netdev netlink spec in YAML for NAPI 2023-12-04 18:04:05 -08:00
netdev-genl.c netdev-genl: Add PID for the NAPI thread 2023-12-04 18:04:06 -08:00
netevent.c
netpoll.c netpoll: allocate netdev tracker right away 2023-06-15 08:21:11 +01:00
netprio_cgroup.c
of_net.c net: Explicitly include correct DT includes 2023-07-27 20:33:16 -07:00
page_pool_priv.h net: page_pool: report when page pool was destroyed 2023-11-28 15:48:39 +01:00
page_pool_user.c net: page_pool: fix general protection fault in page_pool_unlist 2023-11-30 10:14:58 -08:00
page_pool.c page_pool: halve BIAS_MAX for multiple user references of a fragment 2023-12-17 10:56:33 +00:00
pktgen.c net: pktgen: Use wait_event_freezable_timeout() for freezable kthread 2023-12-27 14:34:52 +00:00
ptp_classifier.c
request_sock.c tcp: make sure init the accept_queue's spinlocks once 2024-01-19 21:13:25 -08:00
rtnetlink.c Revert "net: rtnetlink: Enslave device before bringing it up" 2024-01-11 16:47:40 -08:00
scm.c af_unix: Try to run GC async. 2024-01-26 20:34:25 -08:00
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: fill in MODULE_DESCRIPTION()s under net/core 2023-10-28 11:29:27 +01:00
skbuff.c Networking changes for 6.8. 2024-01-11 10:07:29 -08:00
skmsg.c bpf, sockmap: af_unix stream sockets need to hold ref for pair sock 2023-11-30 00:25:16 +01:00
sock_destructor.h
sock_diag.c sock_diag: remove sock_diag_mutex 2024-01-23 15:13:55 +01:00
sock_map.c bpf: syzkaller found null ptr deref in unix_bpf proto add 2023-12-13 16:32:28 -08:00
sock_reuseport.c soreuseport: Fix socket selection for SO_INCOMING_CPU. 2022-10-25 11:35:16 +02:00
sock.c bpf-next-for-netdev 2024-01-26 21:08:22 -08:00
stream.c net: Return error from sk_stream_wait_connect() if sk_wait_event() fails 2023-12-15 10:48:51 +00:00
sysctl_net_core.c net: Namespace-ify sysctl_optmem_max 2023-12-15 11:01:27 +00:00
timestamping.c net: partial revert of the "Make timestamping selectable: series 2023-11-18 18:42:37 -08:00
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 xdp: Add VLAN tag hint 2023-12-13 16:16:40 -08:00