linux/Documentation
Jakub Kicinski 89de2db193 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 2024-04-29

We've added 147 non-merge commits during the last 32 day(s) which contain
a total of 158 files changed, 9400 insertions(+), 2213 deletions(-).

The main changes are:

1) Add an internal-only BPF per-CPU instruction for resolving per-CPU
   memory addresses and implement support in x86 BPF JIT. This allows
   inlining per-CPU array and hashmap lookups
   and the bpf_get_smp_processor_id() helper, from Andrii Nakryiko.

2) Add BPF link support for sk_msg and sk_skb programs, from Yonghong Song.

3) Optimize x86 BPF JIT's emit_mov_imm64, and add support for various
   atomics in bpf_arena which can be JITed as a single x86 instruction,
   from Alexei Starovoitov.

4) Add support for passing mark with bpf_fib_lookup helper,
   from Anton Protopopov.

5) Add a new bpf_wq API for deferring events and refactor sleepable
   bpf_timer code to keep common code where possible,
   from Benjamin Tissoires.

6) Fix BPF_PROG_TEST_RUN infra with regards to bpf_dummy_struct_ops programs
   to check when NULL is passed for non-NULLable parameters,
   from Eduard Zingerman.

7) Harden the BPF verifier's and/or/xor value tracking,
   from Harishankar Vishwanathan.

8) Introduce crypto kfuncs to make BPF programs able to utilize the kernel
   crypto subsystem, from Vadim Fedorenko.

9) Various improvements to the BPF instruction set standardization doc,
   from Dave Thaler.

10) Extend libbpf APIs to partially consume items from the BPF ringbuffer,
    from Andrea Righi.

11) Bigger batch of BPF selftests refactoring to use common network helpers
    and to drop duplicate code, from Geliang Tang.

12) Support bpf_tail_call_static() helper for BPF programs with GCC 13,
    from Jose E. Marchesi.

13) Add bpf_preempt_{disable,enable}() kfuncs in order to allow a BPF
    program to have code sections where preemption is disabled,
    from Kumar Kartikeya Dwivedi.

14) Allow invoking BPF kfuncs from BPF_PROG_TYPE_SYSCALL programs,
    from David Vernet.

15) Extend the BPF verifier to allow different input maps for a given
    bpf_for_each_map_elem() helper call in a BPF program, from Philo Lu.

16) Add support for PROBE_MEM32 and bpf_addr_space_cast instructions
    for riscv64 and arm64 JITs to enable BPF Arena, from Puranjay Mohan.

17) Shut up a false-positive KMSAN splat in interpreter mode by unpoison
    the stack memory, from Martin KaFai Lau.

18) Improve xsk selftest coverage with new tests on maximum and minimum
    hardware ring size configurations, from Tushar Vyavahare.

19) Various ReST man pages fixes as well as documentation and bash completion
    improvements for bpftool, from Rameez Rehman & Quentin Monnet.

20) Fix libbpf with regards to dumping subsequent char arrays,
    from Quentin Deslandes.

* tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (147 commits)
  bpf, docs: Clarify PC use in instruction-set.rst
  bpf_helpers.h: Define bpf_tail_call_static when building with GCC
  bpf, docs: Add introduction for use in the ISA Internet Draft
  selftests/bpf: extend BPF_SOCK_OPS_RTT_CB test for srtt and mrtt_us
  bpf: add mrtt and srtt as BPF_SOCK_OPS_RTT_CB args
  selftests/bpf: dummy_st_ops should reject 0 for non-nullable params
  bpf: check bpf_dummy_struct_ops program params for test runs
  selftests/bpf: do not pass NULL for non-nullable params in dummy_st_ops
  selftests/bpf: adjust dummy_st_ops_success to detect additional error
  bpf: mark bpf_dummy_struct_ops.test_1 parameter as nullable
  selftests/bpf: Add ring_buffer__consume_n test.
  bpf: Add bpf_guard_preempt() convenience macro
  selftests: bpf: crypto: add benchmark for crypto functions
  selftests: bpf: crypto skcipher algo selftests
  bpf: crypto: add skcipher to bpf crypto
  bpf: make common crypto API for TC/XDP programs
  bpf: update the comment for BTF_FIELDS_MAX
  selftests/bpf: Fix wq test.
  selftests/bpf: Use make_sockaddr in test_sock_addr
  selftests/bpf: Use connect_to_addr in test_sock_addr
  ...
====================

Link: https://lore.kernel.org/r/20240429131657.19423-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-04-29 13:12:19 -07:00
..
ABI Char/Misc and other driver subsystem updates for 6.9-rc1 2024-03-21 13:21:31 -07:00
accel
accounting
admin-guide A set of updates from Thorsten to his (new) guide to verifying bugs and 2024-04-22 09:41:03 -07:00
arch Documentation/x86: Fix title underline length 2024-03-25 11:29:16 +01:00
block
bpf bpf, docs: Clarify PC use in instruction-set.rst 2024-04-29 11:54:42 +02:00
cdrom
core-api workqueue: Changes for v6.9 2024-03-11 12:50:42 -07:00
cpu-freq
crypto
dev-tools Documentation: dev-tools: Add link to RV docs 2024-03-29 08:27:21 -06:00
devicetree Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-04-25 12:41:37 -07:00
doc-guide docs: drop the version constraints for sphinx and dependencies 2024-03-03 08:17:20 -07:00
driver-api virtio: store owner from modules with register_virtio_driver() 2024-04-08 04:11:04 -04:00
fault-injection Fixed case issue with 'fault-injection' in documentation 2024-02-21 13:44:21 -07:00
fb
features membarrier: riscv: Provide core serializing command 2024-02-15 08:04:14 -08:00
filesystems Documentation: filesystems: Add bcachefs toctree 2024-04-06 13:50:26 -04:00
firmware_class
firmware-guide More ACPI updates for 6.9-rc1 2024-03-19 11:15:14 -07:00
fpga
gpu drm-misc-next for v6.9: 2024-02-26 09:51:49 +01:00
hid
hwmon hwmon: (aspeed-g6-pwm-tacho): Support for ASPEED g6 PWM/Fan tach 2024-03-07 10:50:16 -08:00
i2c Documentation: i2c: Document that client auto-detection is a legacy mechanism 2024-03-07 09:42:09 +01:00
iio docs: iio: add documentation for adis16475 driver 2024-02-28 19:26:36 +00:00
images
infiniband
input
isdn
kbuild Documentation/llvm: Note s390 LLVM=1 support with LLVM 18.1.0 and newer 2024-03-31 21:09:50 +09:00
kernel-hacking
leds
litmus-tests
livepatch
locking
maintainer
mhi
misc-devices
mm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-04-25 12:41:37 -07:00
netlabel
netlink netdev: support dumping a single netdev in qstats 2024-04-23 10:09:49 -07:00
networking ice: Document tx_scheduling_layers parameter 2024-04-22 13:05:19 -07:00
nvdimm
nvme
PCI
pcmcia
peci
power Documentation: power: Fix typo in suspend and interrupts doc 2024-03-13 20:51:11 +01:00
process Documentation: embargoed-hardware-issues.rst: Add myself for Power 2024-04-11 15:21:18 +02:00
RCU A moderatly busy cycle for development this time around. 2024-03-12 15:18:34 -07:00
rust arm64 updates for 6.9: 2024-03-14 15:35:42 -07:00
scheduler A single update for the documentation of the base_slice_ns tunable to 2024-03-24 11:11:05 -07:00
scsi
security
sound ALSA: doc: Use DEFINE_SIMPLE_DEV_PM_OPS() 2024-02-12 11:50:26 +01:00
sphinx docs: drop the version constraints for sphinx and dependencies 2024-03-03 08:17:20 -07:00
sphinx-static
spi spi: docs: spidev: fix echo command format 2024-03-19 18:37:55 +00:00
staging
target
tee
timers
tools tools/rtla: Add -U/--user-load option to timerlat 2024-03-20 05:39:06 +01:00
trace tracing/user_events: Document multi-format flag 2024-03-18 10:13:16 -04:00
translations net: remove gfp_mask from napi_alloc_skb() 2024-03-28 18:30:40 -07:00
usb Documentation: usb: Document FunctionFS DMABUF API 2024-02-17 17:00:09 +01:00
userspace-api ynl: support binary and integer sub-type for indexed-array 2024-04-05 22:32:49 -07:00
virt Documentation: kvm/sev: clarify usage of KVM_MEMORY_ENCRYPT_OP 2024-03-18 19:03:53 -04:00
w1 w1: add UART w1 bus driver 2024-02-15 15:02:33 +01:00
watchdog
wmi platform/x86: wmi: Update documentation regarding _WED 2024-02-27 14:44:31 +02:00
.gitignore
atomic_bitops.txt
atomic_t.txt
Changes
CodingStyle
conf.py compiler_types: add Endianness-dependent __counted_by_{le,be} 2024-03-28 18:50:47 -07:00
docutils.conf
dontdiff
index.rst A moderatly busy cycle for development this time around. 2024-03-12 15:18:34 -07:00
Kconfig
Makefile docs: Makefile: Add dependency to $(YNL_INDEX) for targets other than htmldocs 2024-03-05 11:06:43 -07:00
memory-barriers.txt
SubmittingPatches
subsystem-apis.rst