Commit Graph

183 Commits

Author SHA1 Message Date
Andrii Nakryiko
686f600bca sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   a12978712d9001b060bcc10eaae42ad5102abe2b
Checkpoint bpf-next commit: ec5b8c76ab1c6d163762d60cfbedcd27e7527144
Baseline bpf commit:        b1c4b4d45263241ec6c2405a8df8265d4b58e707
Checkpoint bpf commit:      e1533b6319ab9c3a97dad314dd88b3783bc41b69

Alan Maguire (1):
  libbpf: Fix error handling in btf__distill_base()

Andreas Ziegler (1):
  libbpf: Add NULL checks to bpf_object__{prev_map,next_map}

Andrii Nakryiko (2):
  libbpf: fix BPF skeleton forward/backward compat handling
  libbpf: improve old BPF skeleton handling for map auto-attach

 src/btf.c    |  2 +-
 src/libbpf.c | 75 +++++++++++++++++++++++++++++-----------------------
 2 files changed, 43 insertions(+), 34 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-07-10 14:22:00 -07:00
Andrii Nakryiko
223cd2273e sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   531876c80004ecff7bfdbd8ba6c6b48835ef5e22
Checkpoint bpf-next commit: a12978712d9001b060bcc10eaae42ad5102abe2b
Baseline bpf commit:        62da3acd28955e7299babebdfcb14243b789e773
Checkpoint bpf commit:      b1c4b4d45263241ec6c2405a8df8265d4b58e707

Alan Maguire (6):
  libbpf: Add btf__distill_base() creating split BTF with distilled base
    BTF
  libbpf: Split BTF relocation
  libbpf: BTF relocation followup fixing naming, loop logic
  libbpf: Split field iter code into its own file kernel
  libbpf,bpf: Share BTF relocate-related code with kernel
  libbpf: Fix clang compilation error in btf_relocate.c

Andrii Nakryiko (4):
  libbpf: Add BTF field iterator
  libbpf: Make use of BTF field iterator in BPF linker code
  libbpf: Make use of BTF field iterator in BTF handling code
  libbpf: Remove callback-based type/string BTF field visitor helpers

Antoine Tenart (1):
  libbpf: Skip base btf sanity checks

Donglin Peng (1):
  libbpf: Checking the btf_type kind when fixing variable offsets

Eduard Zingerman (1):
  libbpf: Make btf_parse_elf process .BTF.base transparently

Mykyta Yatsenko (1):
  libbpf: Auto-attach struct_ops BPF maps in BPF skeleton

Vadim Fedorenko (1):
  bpf: Add CHECKSUM_COMPLETE to bpf test progs

 include/uapi/linux/bpf.h |   2 +
 src/btf.c                | 696 +++++++++++++++++++++++++++------------
 src/btf.h                |  36 ++
 src/btf_iter.c           | 177 ++++++++++
 src/btf_relocate.c       | 519 +++++++++++++++++++++++++++++
 src/libbpf.c             |  64 +++-
 src/libbpf.h             |  18 +
 src/libbpf.map           |   4 +
 src/libbpf_internal.h    |  29 +-
 src/linker.c             |  69 ++--
 10 files changed, 1378 insertions(+), 236 deletions(-)
 create mode 100644 src/btf_iter.c
 create mode 100644 src/btf_relocate.c

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-06-27 10:01:42 -07:00
Andrii Nakryiko
ff856238e2 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   eb4e7726279a344c82e3c23be396bcfd0a4d5669
Checkpoint bpf-next commit: 531876c80004ecff7bfdbd8ba6c6b48835ef5e22
Baseline bpf commit:        9dfdb706e164ae869b1d97f83ebf8523b2809714
Checkpoint bpf commit:      62da3acd28955e7299babebdfcb14243b789e773

Andrii Nakryiko (1):
  libbpf: keep FD_CLOEXEC flag when dup()'ing FD

Jakub Kicinski (1):
  netdev: add qstat for csum complete

 include/uapi/linux/netdev.h |  1 +
 src/libbpf_internal.h       | 10 +++-------
 2 files changed, 4 insertions(+), 7 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-06-03 13:41:26 -07:00
Andrii Nakryiko
9a1f1f28c6 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   009367099eb61a4fc2af44d4eb06b6b4de7de6db
Checkpoint bpf-next commit: eb4e7726279a344c82e3c23be396bcfd0a4d5669
Baseline bpf commit:        3e9bc0472b910d4115e16e9c2d684c7757cb6c60
Checkpoint bpf commit:      9dfdb706e164ae869b1d97f83ebf8523b2809714

Abhishek Chauhan (1):
  net: Add additional bit to support clockid_t timestamp type

Andrii Nakryiko (2):
  libbpf: fix feature detectors when using token_fd
  libbpf: detect broken PID filtering logic for multi-uprobe

Arnaldo Carvalho de Melo (1):
  tools headers: Remove now unused copies of uapi/{fcntl,openat2}.h and
    asm/fcntl.h

Daniel Jurgens (1):
  netdev: Add queue stats for TX stop and wake

Mykyta Yatsenko (1):
  libbpf: Configure log verbosity with env variable

Xuan Zhuo (1):
  netdev: add queue stats

 docs/libbpf_overview.rst     |   8 +++
 include/uapi/linux/bpf.h     |  15 +++--
 include/uapi/linux/fcntl.h   | 123 -----------------------------------
 include/uapi/linux/netdev.h  |  21 ++++++
 include/uapi/linux/openat2.h |  43 ------------
 src/bpf.c                    |   2 +-
 src/features.c               |  33 +++++++++-
 src/libbpf.c                 |  25 ++++++-
 src/libbpf.h                 |   5 +-
 9 files changed, 99 insertions(+), 176 deletions(-)
 delete mode 100644 include/uapi/linux/fcntl.h
 delete mode 100644 include/uapi/linux/openat2.h

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-05-28 20:39:55 -07:00
Andrii Nakryiko
02724cfd07 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   0737df6de94661ae55fd3343ce9abec32c687e62
Checkpoint bpf-next commit: 009367099eb61a4fc2af44d4eb06b6b4de7de6db
Baseline bpf commit:        3e9bc0472b910d4115e16e9c2d684c7757cb6c60
Checkpoint bpf commit:      3e9bc0472b910d4115e16e9c2d684c7757cb6c60

Andrii Nakryiko (6):
  libbpf: fix potential overflow in ring__consume_n()
  libbpf: fix ring_buffer__consume_n() return result logic
  libbpf: remove unnecessary struct_ops prog validity check
  libbpf: handle yet another corner case of nulling out struct_ops
    program
  libbpf: fix libbpf_strerror_r() handling unknown errors
  libbpf: improve early detection of doomed-to-fail BPF program loading

Jiri Olsa (2):
  libbpf: Fix error message in attach_kprobe_session
  libbpf: Fix error message in attach_kprobe_multi

Jose E. Marchesi (3):
  libbpf: Fix bpf_ksym_exists() in GCC
  libbpf: Avoid casts from pointers to enums in bpf_tracing.h
  bpf: Avoid uninitialized value in BPF_CORE_READ_BITFIELD

 src/bpf_core_read.h |  1 +
 src/bpf_helpers.h   | 17 +++++++++--
 src/bpf_tracing.h   | 70 ++++++++++++++++++++++-----------------------
 src/libbpf.c        | 42 ++++++++++++++++++---------
 src/ringbuf.c       |  4 +--
 src/str_error.c     | 16 +++++++++--
 src/usdt.bpf.h      | 24 ++++++++--------
 7 files changed, 106 insertions(+), 68 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-05-08 16:04:40 -07:00
Andrii Nakryiko
255b705a16 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   1bba3b3d373dbafae891e7cb06b8c82c8d62aba1
Checkpoint bpf-next commit: 0737df6de94661ae55fd3343ce9abec32c687e62
Baseline bpf commit:        b867247555c4181bf84eb10b72b176862c29112d
Checkpoint bpf commit:      3e9bc0472b910d4115e16e9c2d684c7757cb6c60

Andrii Nakryiko (1):
  libbpf: better fix for handling nulled-out struct_ops program

Jiri Olsa (3):
  bpf: Add support for kprobe session attach
  libbpf: Add support for kprobe session attach
  libbpf: Add kprobe session attach type name to attach_type_name

Viktor Malik (1):
  libbpf: support "module: Function" syntax for tracing programs

 include/uapi/linux/bpf.h |   1 +
 src/bpf.c                |   1 +
 src/libbpf.c             | 112 +++++++++++++++++++++++++++++++--------
 src/libbpf.h             |   4 +-
 4 files changed, 95 insertions(+), 23 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-05-01 15:20:15 -07:00
Andrii Nakryiko
37b8e0eb2d sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   82e38a505c9868e784ec31e743fd8a9fa5ca1084
Checkpoint bpf-next commit: 1bba3b3d373dbafae891e7cb06b8c82c8d62aba1
Baseline bpf commit:        5bcf0dcbf9066348058b88a510c57f70f384c92c
Checkpoint bpf commit:      b867247555c4181bf84eb10b72b176862c29112d

Andrii Nakryiko (1):
  libbpf: handle nulled-out program in struct_ops correctly

Jose E. Marchesi (1):
  bpf_helpers.h: Define bpf_tail_call_static when building with GCC

Philo Lu (1):
  bpf: add mrtt and srtt as BPF_SOCK_OPS_RTT_CB args

 include/uapi/linux/bpf.h | 2 ++
 src/bpf_helpers.h        | 4 +++-
 src/libbpf.c             | 1 +
 3 files changed, 6 insertions(+), 1 deletion(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-04-30 09:09:32 -07:00
Yonghong Song
7cbfddfdf2 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   14bb1e8c8d4ad5d9d2febb7d19c70a3cf536e1e5
Checkpoint bpf-next commit: 82e38a505c9868e784ec31e743fd8a9fa5ca1084
Baseline bpf commit:        443574b033876c85a35de4c65c14f7fe092222b2
Checkpoint bpf commit:      5bcf0dcbf9066348058b88a510c57f70f384c92c

Andrea Righi (3):
  libbpf: Start v1.5 development cycle
  libbpf: ringbuf: Allow to consume up to a certain amount of items
  libbpf: Add ring__consume_n / ring_buffer__consume_n

Anton Protopopov (2):
  bpf: Add support for passing mark with bpf_fib_lookup
  bpf: Pack struct bpf_fib_lookup

Benjamin Tissoires (1):
  tools: sync include/uapi/linux/bpf.h

David Lechner (1):
  bpf: Fix typo in uapi doc comments

Mykyta Yatsenko (1):
  bpf: improve error message for unsupported helper

Quentin Deslandes (2):
  libbpf: Fix misaligned array closing bracket
  libbpf: Fix dump of subsequent char arrays

Tobias Böhm (1):
  libbpf: Use local bpf_helpers.h include

Yonghong Song (4):
  libbpf: Mark libbpf_kallsyms_parse static function
  libbpf: Handle <orig_name>.llvm.<hash> symbol properly
  bpf: Add bpf_link support for sk_msg and sk_skb progs
  libbpf: Add bpf_link support for BPF_PROG_TYPE_SOCKMAP

 include/uapi/linux/bpf.h | 35 +++++++++++++++++++++----
 src/bpf_core_read.h      |  2 +-
 src/btf_dump.c           |  5 ++++
 src/libbpf.c             | 33 ++++++++++++++++++++++--
 src/libbpf.h             | 14 ++++++++++
 src/libbpf.map           |  7 +++++
 src/libbpf_internal.h    |  5 ----
 src/libbpf_probes.c      |  6 +++--
 src/libbpf_version.h     |  2 +-
 src/ringbuf.c            | 55 +++++++++++++++++++++++++++++++++-------
 10 files changed, 139 insertions(+), 25 deletions(-)

Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
2024-04-24 15:16:35 -07:00
Andrii Nakryiko
8db4a2feeb sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   e63985ecd22681c7f5975f2e8637187a326b6791
Checkpoint bpf-next commit: 14bb1e8c8d4ad5d9d2febb7d19c70a3cf536e1e5
Baseline bpf commit:        2487007aa3b9fafbd2cb14068f49791ce1d7ede5
Checkpoint bpf commit:      443574b033876c85a35de4c65c14f7fe092222b2

Alexei Starovoitov (6):
  libbpf: Allow specifying 64-bit integers in map BTF.
  bpf: Introduce bpf_arena.
  bpf: Disasm support for addr_space_cast instruction.
  libbpf: Add __arg_arena to bpf_helpers.h
  libbpf: Add support for bpf_arena.
  libbpf, selftests/bpf: Adjust libbpf, bpftool, selftests to match LLVM

Andrii Nakryiko (4):
  libbpf: Recognize __arena global variables.
  bpf: support BPF cookie in raw tracepoint (raw_tp, tp_btf) programs
  libbpf: add support for BPF cookie for raw_tp/tp_btf programs
  libbpf: fix u64-to-pointer cast on 32-bit arches

Arnaldo Carvalho de Melo (1):
  libbpf: Define MFD_CLOEXEC if not available

Jakub Kicinski (2):
  netdev: add per-queue statistics
  netdev: add queue stat for alloc failures

Kui-Feng Lee (1):
  libbpf: Skip zeroed or null fields if not found in the kernel type.

Mykyta Yatsenko (1):
  libbpbpf: Check bpf_map/bpf_program fd validity

Quentin Monnet (1):
  libbpf: Prevent null-pointer dereference when prog to load has no BTF

Yonghong Song (2):
  libbpf: Add new sec_def "sk_skb/verdict"
  bpf: Sync uapi bpf.h to tools directory

 include/uapi/linux/bpf.h    |  20 ++-
 include/uapi/linux/netdev.h |  20 +++
 src/bpf.c                   |  16 +-
 src/bpf.h                   |   9 +
 src/bpf_helpers.h           |   2 +
 src/libbpf.c                | 322 +++++++++++++++++++++++++++++++-----
 src/libbpf.h                |  13 +-
 src/libbpf.map              |   2 +
 src/libbpf_probes.c         |   7 +
 9 files changed, 366 insertions(+), 45 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-03-25 21:58:26 -07:00
Andrii Nakryiko
4f875865b7 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   2ab256e93249f5ac1da665861aa0f03fb4208d9c
Checkpoint bpf-next commit: 7d763bc4a44a51e48dde406d6c6c8a26a60ec647
Baseline bpf commit:        dced881ead78e4d6add3735d02a9186ba2415630
Checkpoint bpf commit:      2487007aa3b9fafbd2cb14068f49791ce1d7ede5

Aahil Awatramani (1):
  bonding: Add independent control state machine

Alexei Starovoitov (1):
  bpf: Introduce may_goto instruction

Chen Shen (1):
  libbpf: Correct debug message in btf__load_vmlinux_btf

Eduard Zingerman (7):
  libbpf: Allow version suffixes (___smth) for struct_ops types
  libbpf: Tie struct_ops programs to kernel BTF ids, not to local ids
  libbpf: Honor autocreate flag for struct_ops maps
  libbpf: Sync progs autoload with maps autocreate for struct_ops maps
  libbpf: Replace elf_state->st_ops_* fields with SEC_ST_OPS sec_type
  libbpf: Struct_ops in SEC("?.struct_ops") / SEC("?.struct_ops.link")
  libbpf: Rewrite btf datasec names starting from '?'

Kees Cook (1):
  bpf: Replace bpf_lpm_trie_key 0-length array with flexible array

Kui-Feng Lee (2):
  libbpf: Set btf_value_type_id of struct bpf_map for struct_ops.
  libbpf: Convert st_ops->data to shadow type.

 include/uapi/linux/bpf.h     |  24 +++-
 include/uapi/linux/if_link.h |   1 +
 src/btf.c                    |   2 +-
 src/features.c               |  22 +++
 src/libbpf.c                 | 252 +++++++++++++++++++++++++++--------
 src/libbpf_internal.h        |   2 +
 6 files changed, 242 insertions(+), 61 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-03-06 15:22:13 -08:00
Kui-Feng Lee
ff95bd6238 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   92a871ab9fa59a74d013bc04f321026a057618e7
Checkpoint bpf-next commit: 2ab256e93249f5ac1da665861aa0f03fb4208d9c
Baseline bpf commit:        577e4432f3ac810049cb7e6b71f4d96ec7c6e894
Checkpoint bpf commit:      dced881ead78e4d6add3735d02a9186ba2415630

Arnaldo Carvalho de Melo (1):
  tools headers UAPI: Sync linux/fcntl.h with the kernel sources

Cupertino Miranda (1):
  libbpf: Add support to GCC in CORE macro definitions

Martin Kelly (1):
  bpf: Clarify batch lookup/lookup_and_delete semantics

Matt Bobrowski (1):
  libbpf: Make remark about zero-initializing bpf_*_info structs

 include/uapi/linux/bpf.h   |  6 ++++-
 include/uapi/linux/fcntl.h |  3 +++
 src/bpf.h                  | 39 ++++++++++++++++++++++++---------
 src/bpf_core_read.h        | 45 ++++++++++++++++++++++++++++++++------
 4 files changed, 75 insertions(+), 18 deletions(-)

Signed-off-by: Kui-Feng Lee <thinker.li@gmail.com>
2024-02-27 10:14:31 -08:00
Andrii Nakryiko
8a8feae5f4 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   943b043aeecce9accb6d367af47791c633e95e4d
Checkpoint bpf-next commit: 92a871ab9fa59a74d013bc04f321026a057618e7
Baseline bpf commit:        577e4432f3ac810049cb7e6b71f4d96ec7c6e894
Checkpoint bpf commit:      577e4432f3ac810049cb7e6b71f4d96ec7c6e894

Andrii Nakryiko (1):
  libbpf: fix return value for PERF_EVENT __arg_ctx type fix up check

Toke Høiland-Jørgensen (1):
  libbpf: Use OPTS_SET() macro in bpf_xdp_query()

 src/libbpf.c  | 6 +++---
 src/netlink.c | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-02-06 11:52:00 -08:00
Andrii Nakryiko
f11758a780 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   ced33f2cfa21a14a292a00e31dc9f85c1bfbda1c
Checkpoint bpf-next commit: 943b043aeecce9accb6d367af47791c633e95e4d
Baseline bpf commit:        577e4432f3ac810049cb7e6b71f4d96ec7c6e894
Checkpoint bpf commit:      577e4432f3ac810049cb7e6b71f4d96ec7c6e894

Andrii Nakryiko (8):
  libbpf: integrate __arg_ctx feature detector into kernel_supports()
  libbpf: fix __arg_ctx type enforcement for perf_event programs
  libbpf: add __arg_trusted and __arg_nullable tag macros
  libbpf: add bpf_core_cast() macro
  libbpf: Call memfd_create() syscall directly
  libbpf: Add missing LIBBPF_API annotation to libbpf_set_memlock_rlim
    API
  libbpf: Add btf__new_split() API that was declared but not implemented
  libbpf: Add missed btf_ext__raw_data() API

Eduard Zingerman (1):
  libbpf: Remove unnecessary null check in kernel_supports()

Ian Rogers (1):
  libbpf: Add some details for BTF parsing failures

 src/bpf.h             |  2 +-
 src/bpf_core_read.h   | 13 ++++++
 src/bpf_helpers.h     |  2 +
 src/btf.c             | 33 ++++++++++++---
 src/features.c        | 58 +++++++++++++++++++++++++
 src/libbpf.c          | 99 ++++++++++++++-----------------------------
 src/libbpf.map        |  5 ++-
 src/libbpf_internal.h |  2 +
 src/linker.c          |  2 +-
 9 files changed, 140 insertions(+), 76 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-02-01 15:10:17 -08:00
Andrii Nakryiko
5139f12ef1 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   c8632acf193beac64bbdaebef013368c480bf74f
Checkpoint bpf-next commit: ced33f2cfa21a14a292a00e31dc9f85c1bfbda1c
Baseline bpf commit:        0a5bd0ffe790511d802e7f40898429a89e2487df
Checkpoint bpf commit:      577e4432f3ac810049cb7e6b71f4d96ec7c6e894

Andrii Nakryiko (1):
  libbpf: Fix faccessat() usage on Android

 src/libbpf_internal.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-01-29 10:48:12 -08:00
Andrii Nakryiko
2f81310ec0 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   98e20e5e13d2811898921f999288be7151a11954
Checkpoint bpf-next commit: c8632acf193beac64bbdaebef013368c480bf74f
Baseline bpf commit:        7c5e046bdcb2513f9decb3765d8bf92d604279cf
Checkpoint bpf commit:      0a5bd0ffe790511d802e7f40898429a89e2487df

Andrey Grafin (1):
  libbpf: Apply map_set_def_max_entries() for inner_maps on creation

Andrii Nakryiko (17):
  libbpf: feature-detect arg:ctx tag support in kernel
  libbpf: warn on unexpected __arg_ctx type when rewriting BTF
  libbpf: call dup2() syscall directly
  bpf: Introduce BPF token object
  bpf: Add BPF token support to BPF_MAP_CREATE command
  bpf: Add BPF token support to BPF_BTF_LOAD command
  bpf: Add BPF token support to BPF_PROG_LOAD command
  libbpf: Add bpf_token_create() API
  libbpf: Add BPF token support to bpf_map_create() API
  libbpf: Add BPF token support to bpf_btf_load() API
  libbpf: Add BPF token support to bpf_prog_load() API
  libbpf: Split feature detectors definitions from cached results
  libbpf: Further decouple feature checking logic from bpf_object
  libbpf: Move feature detection code into its own file
  libbpf: Wire up token_fd into feature probing logic
  libbpf: Wire up BPF token support at BPF object level
  libbpf: Support BPF token path setting through LIBBPF_BPF_TOKEN_PATH
    envvar

Daniel Borkmann (1):
  bpf: Sync uapi bpf.h header for the tooling infra

Dima Tisnek (1):
  libbpf: Correct bpf_core_read.h comment wrt bpf_core_relo struct

Jiri Olsa (2):
  bpf: Add cookie to perf_event bpf_link_info records
  bpf: Store cookies in kprobe_multi bpf_link_info data

Kan Liang (2):
  perf: Add branch stack counters
  perf/x86/intel: Support branch counters logging

Kui-Feng Lee (3):
  bpf: pass btf object id in bpf_map_info.
  bpf: pass attached BTF to the bpf_struct_ops subsystem
  libbpf: Find correct module BTFs for struct_ops maps and progs.

Martin KaFai Lau (1):
  libbpf: Ensure undefined bpf_attr field stays 0

 include/uapi/linux/bpf.h        |  79 +++-
 include/uapi/linux/perf_event.h |  13 +
 src/bpf.c                       |  42 +-
 src/bpf.h                       |  38 +-
 src/bpf_core_read.h             |   2 +-
 src/btf.c                       |  10 +-
 src/elf.c                       |   2 -
 src/features.c                  | 503 +++++++++++++++++++++
 src/libbpf.c                    | 744 ++++++++++++--------------------
 src/libbpf.h                    |  21 +-
 src/libbpf.map                  |   1 +
 src/libbpf_internal.h           |  50 ++-
 src/libbpf_probes.c             |  12 +-
 src/str_error.h                 |   3 +
 14 files changed, 1019 insertions(+), 501 deletions(-)
 create mode 100644 src/features.c

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-01-26 18:12:29 -05:00
Andrii Nakryiko
e2203b3057 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   750011e239a50873251c16207b0fe78eabf8577e
Checkpoint bpf-next commit: 98e20e5e13d2811898921f999288be7151a11954
Baseline bpf commit:        bc4fbf022c68967cb49b2b820b465cf90de974b8
Checkpoint bpf commit:      7c5e046bdcb2513f9decb3765d8bf92d604279cf

Alyssa Ross (1):
  libbpf: Skip DWARF sections in linker sanity check

Amritha Nambiar (4):
  netdev-genl: spec: Extend netdev netlink spec in YAML for queue
  netdev-genl: spec: Extend netdev netlink spec in YAML for NAPI
  netdev-genl: spec: Add irq in netdev netlink YAML spec
  netdev-genl: spec: Add PID in netdev netlink YAML spec

Andrii Nakryiko (24):
  bpf: introduce BPF token object
  bpf: add BPF token support to BPF_MAP_CREATE command
  bpf: add BPF token support to BPF_BTF_LOAD command
  bpf: add BPF token support to BPF_PROG_LOAD command
  libbpf: add bpf_token_create() API
  libbpf: add BPF token support to bpf_map_create() API
  libbpf: add BPF token support to bpf_btf_load() API
  libbpf: add BPF token support to bpf_prog_load() API
  bpf: rename MAX_BPF_LINK_TYPE into __MAX_BPF_LINK_TYPE for consistency
  libbpf: split feature detectors definitions from cached results
  libbpf: further decouple feature checking logic from bpf_object
  libbpf: move feature detection code into its own file
  libbpf: wire up token_fd into feature probing logic
  libbpf: wire up BPF token support at BPF object level
  libbpf: support BPF token path setting through LIBBPF_BPF_TOKEN_PATH
    envvar
  Revert BPF token-related functionality
  libbpf: add __arg_xxx macros for annotating global func args
  libbpf: make uniform use of btf__fd() accessor inside libbpf
  libbpf: use explicit map reuse flag to skip map creation steps
  libbpf: don't rely on map->fd as an indicator of map being created
  libbpf: use stable map placeholder FDs
  libbpf: move exception callbacks assignment logic into relocation step
  libbpf: move BTF loading step after relocation step
  libbpf: implement __arg_ctx fallback logic

Daniel Xu (1):
  libbpf: Add BPF_CORE_WRITE_BITFIELD() macro

David Vernet (1):
  bpf: Load vmlinux btf for any struct_ops map

Eduard Zingerman (1):
  libbpf: Start v1.4 development cycle

Jakub Kicinski (1):
  tools: ynl: add sample for getting page-pool information

Jamal Hadi Salim (5):
  net/sched: Remove uapi support for rsvp classifier
  net/sched: Remove uapi support for tcindex classifier
  net/sched: Remove uapi support for dsmark qdisc
  net/sched: Remove uapi support for ATM qdisc
  net/sched: Remove uapi support for CBQ qdisc

Jiri Olsa (2):
  libbpf: Add st_type argument to elf_resolve_syms_offsets function
  bpf: Add link_info support for uprobe multi link

Larysa Zaremba (1):
  xdp: Add VLAN tag hint

Mingyi Zhang (1):
  libbpf: Fix NULL pointer dereference in bpf_object__collect_prog_relos

Sergei Trofimovich (1):
  libbpf: Add pr_warn() for EINVAL cases in linker_sanity_check_elf

Stanislav Fomichev (3):
  xsk: Support tx_metadata_len
  xsk: Add TX timestamp and TX checksum offload support
  xsk: Add option to calculate TX checksum in SW

 include/uapi/linux/bpf.h       |  14 +-
 include/uapi/linux/if_xdp.h    |  61 +++-
 include/uapi/linux/netdev.h    |  81 ++++-
 include/uapi/linux/pkt_cls.h   |  47 ---
 include/uapi/linux/pkt_sched.h | 109 ------
 src/bpf_core_read.h            |  32 ++
 src/bpf_helpers.h              |   3 +
 src/elf.c                      |   5 +-
 src/libbpf.c                   | 585 +++++++++++++++++++++++++--------
 src/libbpf.map                 |   3 +
 src/libbpf_internal.h          |  17 +-
 src/libbpf_version.h           |   2 +-
 src/linker.c                   |  27 +-
 13 files changed, 673 insertions(+), 313 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2024-01-04 19:15:17 -05:00
Andrii Nakryiko
20c0a9e3d7 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   155addf0814a92d08fce26a11b27e3315cdba977
Checkpoint bpf-next commit: 750011e239a50873251c16207b0fe78eabf8577e
Baseline bpf commit:        83b9dda8afa4e968d9cce253f390b01c0612a2a5
Checkpoint bpf commit:      bc4fbf022c68967cb49b2b820b465cf90de974b8

Andrii Nakryiko (2):
  bpf: add register bounds sanity checks and sanitization
  bpf: rename BPF_F_TEST_SANITY_STRICT to BPF_F_TEST_REG_INVARIANTS

Jordan Rome (1):
  bpf: Add crosstask check to __bpf_get_stack

 include/uapi/linux/bpf.h | 6 ++++++
 1 file changed, 6 insertions(+)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-11-22 16:20:56 -05:00
Eduard Zingerman
fa0e866373 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   0e133a13370389d3894891eafe54fec2c44ad735
Checkpoint bpf-next commit: e80742d917492f10926b46b0caca050c6c9231d6
Baseline bpf commit:        8f8abb863fa5a4cc18955c6a0e17af0ded3e4a76
Checkpoint bpf commit:      83b9dda8afa4e968d9cce253f390b01c0612a2a5

Daniel Borkmann (3):
  netkit, bpf: Add bpf programmable net device
  tools: Sync if_link uapi header
  libbpf: Add link-based API for netkit

Yonghong Song (2):
  libbpf: Fix potential uninitialized tail padding with
    LIBBPF_OPTS_RESET
  bpf: Use named fields for certain bpf uapi structs

 include/uapi/linux/bpf.h     |  37 +++++----
 include/uapi/linux/if_link.h | 141 +++++++++++++++++++++++++++++++++++
 src/bpf.c                    |  16 ++++
 src/bpf.h                    |   5 ++
 src/libbpf.c                 |  39 ++++++++++
 src/libbpf.h                 |  15 ++++
 src/libbpf.map               |   1 +
 src/libbpf_common.h          |  13 ++--
 8 files changed, 246 insertions(+), 21 deletions(-)

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
2023-11-13 18:21:02 -08:00
Yonghong Song
6a5776066c sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   2147c8d07e1abc8dfc3433ca18eed5295e230ede
Checkpoint bpf-next commit: 0e133a13370389d3894891eafe54fec2c44ad735
Baseline bpf commit:        9ff8d2717fc8f63e5cb226ddbda20649eefa2728
Checkpoint bpf commit:      9ff8d2717fc8f63e5cb226ddbda20649eefa2728

Alexandre Ghiti (1):
  libbpf: Fix syscall access arguments on riscv

Andrii Nakryiko (1):
  libbpf: Don't assume SHT_GNU_verdef presence for SHT_GNU_versym
    section

Daan De Meyer (3):
  bpf: Implement cgroup sockaddr hooks for unix sockets
  libbpf: Add support for cgroup unix socket address hooks
  documentation/bpf: Document cgroup unix socket address hooks

David Vernet (1):
  bpf: Add ability to pin bpf timer to calling CPU

Martynas Pumputis (1):
  bpf: Derive source IP addr via bpf_*_fib_lookup()

 docs/program_types.rst   | 10 ++++++++++
 include/uapi/linux/bpf.h | 27 +++++++++++++++++++++++----
 src/bpf_tracing.h        |  2 --
 src/elf.c                | 16 ++++++++++------
 src/libbpf.c             | 10 ++++++++++
 5 files changed, 53 insertions(+), 12 deletions(-)

Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
2023-10-26 09:00:01 -07:00
Song Liu
e26b84dc33 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   45ee73a0722b9e1d0b7a524d06756291b13b5912
Checkpoint bpf-next commit: 2147c8d07e1abc8dfc3433ca18eed5295e230ede
Baseline bpf commit:        57eb5e1c5c57972c95e8efab6bc81b87161b0b07
Checkpoint bpf commit:      4cb893e89221be9c791e43cab6a8e937cd57e17f

Hengqi Chen (3):
  libbpf: Resolve symbol conflicts at the same offset for uprobe
  libbpf: Support symbol versioning for uprobe
  libbpf: Allow Golang symbols in uprobe secdef

Jiri Olsa (2):
  bpf: Add missed value to kprobe_multi link info
  bpf: Add missed value to kprobe perf link info

Kumar Kartikeya Dwivedi (2):
  libbpf: Refactor bpf_object__reloc_code
  libbpf: Add support for custom exception callbacks

Martin Kelly (8):
  libbpf: Refactor cleanup in ring_buffer__add
  libbpf: Switch rings to array of pointers
  libbpf: Add ring_buffer__ring
  libbpf: Add ring__producer_pos, ring__consumer_pos
  libbpf: Add ring__avail_data_size
  libbpf: Add ring__size
  libbpf: Add ring__map_fd
  libbpf: Add ring__consume

 include/uapi/linux/bpf.h |   2 +
 src/elf.c                | 139 ++++++++++++++++++++++++++---
 src/libbpf.c             | 188 ++++++++++++++++++++++++++++++++-------
 src/libbpf.h             |  73 +++++++++++++++
 src/libbpf.map           |   7 ++
 src/ringbuf.c            |  85 +++++++++++++++---
 6 files changed, 439 insertions(+), 55 deletions(-)

Signed-off-by: Song Liu <song@kernel.org>
2023-10-02 11:17:48 -07:00
Andrii Nakryiko
10da3d2384 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   9e3b47abeb8f76c39c570ffc924ac0b35f132274
Checkpoint bpf-next commit: 45ee73a0722b9e1d0b7a524d06756291b13b5912
Baseline bpf commit:        23d775f12dcd23d052a4927195f15e970e27ab26
Checkpoint bpf commit:      57eb5e1c5c57972c95e8efab6bc81b87161b0b07

Andrii Nakryiko (1):
  libbpf: Add basic BTF sanity validation

Ravi Bangoria (1):
  perf/mem: Introduce PERF_MEM_LVLNUM_UNC

Stanislav Fomichev (2):
  bpf: expose information about supported xdp metadata kfunc
  bpf: Clarify error expectations from bpf_clone_redirect

Yonghong Song (2):
  libbpf: Add __percpu_kptr macro definition
  bpf: Mark BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE deprecated

 include/uapi/linux/bpf.h        |  13 ++-
 include/uapi/linux/netdev.h     |  16 ++++
 include/uapi/linux/perf_event.h |   3 +-
 src/bpf_helpers.h               |   1 +
 src/btf.c                       | 160 ++++++++++++++++++++++++++++++++
 5 files changed, 190 insertions(+), 3 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-09-15 15:57:14 -07:00
Andrii Nakryiko
2e6b54e5ea sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   0a55264cf966fb95ebf9d03d9f81fa992f069312
Checkpoint bpf-next commit: 9e3b47abeb8f76c39c570ffc924ac0b35f132274
Baseline bpf commit:        23d775f12dcd23d052a4927195f15e970e27ab26
Checkpoint bpf commit:      23d775f12dcd23d052a4927195f15e970e27ab26

Andrii Nakryiko (1):
  libbpf: fix signedness determination in CO-RE relo handling logic

Daniel Xu (1):
  libbpf: Add bpf_object__unpin()

Hao Luo (1):
  libbpf: Free btf_vmlinux when closing bpf_object

Jiri Olsa (15):
  bpf: Switch BPF_F_KPROBE_MULTI_RETURN macro to enum
  bpf: Add multi uprobe link
  bpf: Add cookies support for uprobe_multi link
  bpf: Add pid filter support for uprobe_multi link
  libbpf: Add uprobe_multi attach type and link names
  libbpf: Move elf_find_func_offset* functions to elf object
  libbpf: Add elf_open/elf_close functions
  libbpf: Add elf symbol iterator
  libbpf: Add elf_resolve_syms_offsets function
  libbpf: Add elf_resolve_pattern_offsets function
  libbpf: Add bpf_link_create support for multi uprobes
  libbpf: Add bpf_program__attach_uprobe_multi function
  libbpf: Add support for u[ret]probe.multi[.s] program sections
  libbpf: Add uprobe multi link detection
  libbpf: Add uprobe multi link support to bpf_program__attach_usdt

 include/uapi/linux/bpf.h |  22 +-
 src/bpf.c                |  11 +
 src/bpf.h                |  11 +-
 src/elf.c                | 440 +++++++++++++++++++++++++++++++++++++++
 src/libbpf.c             | 404 ++++++++++++++++++-----------------
 src/libbpf.h             |  52 +++++
 src/libbpf.map           |   2 +
 src/libbpf_internal.h    |  21 ++
 src/relo_core.c          |   2 +-
 src/usdt.c               | 116 +++++++----
 10 files changed, 853 insertions(+), 228 deletions(-)
 create mode 100644 src/elf.c

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-08-25 11:51:28 -07:00
Andrii Nakryiko
383198dc49 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   a3e7e6b17946f48badce98d7ac360678a0ea7393
Checkpoint bpf-next commit: 0a55264cf966fb95ebf9d03d9f81fa992f069312
Baseline bpf commit:        496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9
Checkpoint bpf commit:      23d775f12dcd23d052a4927195f15e970e27ab26

Alan Maguire (1):
  bpf: sync tools/ uapi header with

Arnaldo Carvalho de Melo (1):
  tools headers uapi: Sync linux/fcntl.h with the kernel sources

Daniel Borkmann (5):
  bpf: Add generic attach/detach/query API for multi-progs
  bpf: Add fd-based tcx multi-prog infra with link support
  libbpf: Add opts-based attach/detach/query API for tcx
  libbpf: Add link-based API for tcx
  libbpf: Add helper macro to clear opts structs

Daniel Xu (1):
  netfilter: bpf: Support BPF_F_NETFILTER_IP_DEFRAG in netfilter link

Dave Marchevsky (1):
  libbpf: Support triple-underscore flavors for kfunc relocation

Jiri Olsa (1):
  bpf: Add support for bpf_get_func_ip helper for uprobe program

Lorenz Bauer (1):
  bpf, net: Support SO_REUSEPORT sockets with bpf_sk_assign

Maciej Fijalkowski (1):
  xsk: add new netlink attribute dedicated for ZC max frags

Magnus Karlsson (2):
  selftests/xsk: transmit and receive multi-buffer packets
  selftests/xsk: add basic multi-buffer test

Marco Vedovati (1):
  libbpf: Set close-on-exec flag on gzopen

Sergey Kacheev (1):
  libbpf: Use local includes inside the library

Stanislav Fomichev (1):
  ynl: regenerate all headers

Yafang Shao (2):
  bpf: Support ->fill_link_info for kprobe_multi
  bpf: Support ->fill_link_info for perf_event

Yonghong Song (1):
  bpf: Support new sign-extension load insns

 include/uapi/linux/bpf.h    | 128 +++++++++++++++++++++++++++++++-----
 include/uapi/linux/fcntl.h  |   5 ++
 include/uapi/linux/if_xdp.h |   9 +++
 include/uapi/linux/netdev.h |   4 +-
 src/bpf.c                   | 127 ++++++++++++++++++++++++-----------
 src/bpf.h                   |  97 +++++++++++++++++++++++----
 src/bpf_tracing.h           |   2 +-
 src/libbpf.c                |  94 +++++++++++++++++++++-----
 src/libbpf.h                |  18 ++++-
 src/libbpf.map              |   2 +
 src/libbpf_common.h         |  16 +++++
 src/netlink.c               |   5 ++
 src/usdt.bpf.h              |   4 +-
 13 files changed, 423 insertions(+), 88 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-08-21 13:27:45 -07:00
Andrii Nakryiko
05f94ddbb8 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   c628747cc8800cf6d33d09f7f42c8b6f91e64dc7
Checkpoint bpf-next commit: a3e7e6b17946f48badce98d7ac360678a0ea7393
Baseline bpf commit:        496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9
Checkpoint bpf commit:      496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9

Andrii Nakryiko (1):
  libbpf: Fix realloc API handling in zero-sized edge cases

John Sanpe (1):
  libbpf: Remove HASHMAP_INIT static initialization helper

 src/hashmap.h | 10 ----------
 src/libbpf.c  | 15 ++++++++++++---
 src/usdt.c    |  5 ++++-
 3 files changed, 16 insertions(+), 14 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-07-11 10:03:25 -07:00
Andrii Nakryiko
6c020e6c47 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   856fe03d929205b4c8c8fa51296342cd85592e3f
Checkpoint bpf-next commit: c628747cc8800cf6d33d09f7f42c8b6f91e64dc7
Baseline bpf commit:        496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9
Checkpoint bpf commit:      496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9

Andrii Nakryiko (1):
  libbpf: only reset sec_def handler when necessary

 src/libbpf.c | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-07-10 14:24:42 -07:00
Andrii Nakryiko
ea27ebcffd sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   25085b4e9251c77758964a8e8651338972353642
Checkpoint bpf-next commit: 856fe03d929205b4c8c8fa51296342cd85592e3f
Baseline bpf commit:        ad96f1c9138e0897bee7f7c5e54b3e24f8b62f57
Checkpoint bpf commit:      496720b7cfb6574a8f6f4d434f23e3d1e6cfaeb9

Andrea Terzolo (1):
  libbpf: Skip modules BTF loading when CAP_SYS_ADMIN is missing

Florian Westphal (1):
  libbpf: Add netfilter link attach helper

Jackie Liu (2):
  libbpf: Cross-join available_filter_functions and kallsyms for
    multi-kprobes
  libbpf: Use available_filter_functions_addrs with multi-kprobes

 src/bpf.c      |   8 ++
 src/bpf.h      |   6 ++
 src/libbpf.c   | 216 ++++++++++++++++++++++++++++++++++++++++++++++---
 src/libbpf.h   |  15 ++++
 src/libbpf.map |   1 +
 5 files changed, 233 insertions(+), 13 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-07-07 18:55:44 -07:00
Manu Bretelle
3c7fcfe0ce sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   fcf1fa29c8ea75bf104c35ce29b65ce2ba6a6a9d
Checkpoint bpf-next commit: 25085b4e9251c77758964a8e8651338972353642
Baseline bpf commit:        f726e03564ef4e754dd93beb54303e2e1671049e
Checkpoint bpf commit:      ad96f1c9138e0897bee7f7c5e54b3e24f8b62f57

Andrii Nakryiko (2):
  libbpf: Ensure libbpf always opens files with O_CLOEXEC
  libbpf: Ensure FD >= 3 during bpf_map__reuse_fd()

Florian Westphal (1):
  bpf: netfilter: Add BPF_NETFILTER bpf_attach_type

JP Kobryn (1):
  libbpf: Change var type in datasec resize func

Louis DeLosSantos (1):
  bpf: Add table ID to bpf_fib_lookup BPF helper

 include/uapi/linux/bpf.h | 22 +++++++++++++++++++---
 src/btf.c                |  2 +-
 src/libbpf.c             | 26 +++++++++++++-------------
 src/libbpf_probes.c      |  4 +++-
 src/usdt.c               |  5 ++---
 5 files changed, 38 insertions(+), 21 deletions(-)

Signed-off-by: Manu Bretelle <chantr4@gmail.com>
2023-06-17 00:07:28 +00:00
Daniel Müller
9aea1da2bb sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   2ddade322925641ee2a75f13665c51f2e74d7791
Checkpoint bpf-next commit: fcf1fa29c8ea75bf104c35ce29b65ce2ba6a6a9d
Baseline bpf commit:        71b547f561247897a0a14f3082730156c0533fed
Checkpoint bpf commit:      f726e03564ef4e754dd93beb54303e2e1671049e

Alexey Dobriyan (1):
  ELF: fix all "Elf" typos

Andrii Nakryiko (4):
  libbpf: fix offsetof() and container_of() to work with CO-RE
  libbpf: Start v1.3 development cycle
  bpf: Support O_PATH FDs in BPF_OBJ_PIN and BPF_OBJ_GET commands
  libbpf: Add opts-based bpf_obj_pin() API and add support for path_fd

Florian Westphal (1):
  tools: bpftool: print netfilter link info

JP Kobryn (1):
  libbpf: Add capability for resizing datasec maps

Jiri Olsa (1):
  libbpf: Store zero fd to fd_array for loader kfunc relocation

Kenjiro Nakayama (1):
  libbpf: Fix comment about arc and riscv arch in bpf_tracing.h

Martin KaFai Lau (1):
  libbpf: btf_dump_type_data_check_overflow needs to consider
    BTF_MEMBER_BITFIELD_SIZE

 include/uapi/linux/bpf.h |  24 +++++++
 src/bpf.c                |  17 ++++-
 src/bpf.h                |  18 ++++-
 src/bpf_helpers.h        |  15 +++--
 src/bpf_tracing.h        |   3 +-
 src/btf_dump.c           |  22 +++++-
 src/gen_loader.c         |  14 ++--
 src/libbpf.c             | 140 ++++++++++++++++++++++++++++++++++++---
 src/libbpf.h             |  18 ++++-
 src/libbpf.map           |   5 ++
 src/libbpf_probes.c      |   1 +
 src/libbpf_version.h     |   2 +-
 src/usdt.c               |   2 +-
 13 files changed, 246 insertions(+), 35 deletions(-)

Signed-off-by: Daniel Müller <deso@posteo.net>
2023-05-25 16:44:19 -07:00
Song Liu
f0e39b4946 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   4ca13d1002f37c10038ff4ed3cfdc70dbe049d60
Checkpoint bpf-next commit: 2ddade322925641ee2a75f13665c51f2e74d7791
Baseline bpf commit:        a6f6a95f25803500079513780d11a911ce551d76
Checkpoint bpf commit:      71b547f561247897a0a14f3082730156c0533fed

Andrii Nakryiko (9):
  libbpf: Don't enforce unnecessary verifier log restrictions on libbpf
    side
  bpf: Add log_true_size output field to return necessary log buffer
    size
  libbpf: Wire through log_true_size returned from kernel for
    BPF_PROG_LOAD
  libbpf: Wire through log_true_size for bpf_btf_load() API
  libbpf: misc internal libbpf clean ups around log fixup
  libbpf: report vmlinux vs module name when dealing with ksyms
  libbpf: improve handling of unresolved kfuncs
  libbpf: move bpf_for(), bpf_for_each(), and bpf_repeat() into
    bpf_helpers.h
  libbpf: mark bpf_iter_num_{new,next,destroy} as __weak

Arnaldo Carvalho de Melo (1):
  tools include UAPI: Synchronize linux/fcntl.h with the kernel sources

Dave Marchevsky (1):
  bpf: Introduce opaque bpf_refcount struct and add btf_record plumbing

Herbert Xu (1):
  macvlan: Add netlink attribute for broadcast cutoff

Lorenzo Bianconi (1):
  xdp: add xdp_set_features_flag utility routine

 include/uapi/linux/bpf.h     |  16 +++++-
 include/uapi/linux/fcntl.h   |   1 +
 include/uapi/linux/if_link.h |   1 +
 include/uapi/linux/netdev.h  |   2 +
 src/bpf.c                    |  17 +++---
 src/bpf.h                    |  22 +++++--
 src/bpf_helpers.h            | 103 +++++++++++++++++++++++++++++++++
 src/libbpf.c                 | 107 ++++++++++++++++++++++++++++-------
 8 files changed, 237 insertions(+), 32 deletions(-)

Signed-off-by: Song Liu <song@kernel.org>
2023-04-19 16:15:07 -07:00
Daniel Müller
3783577161 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   226bc6ae6405c46a6e9865835c36a1d45fc0b3bf
Checkpoint bpf-next commit: 4ca13d1002f37c10038ff4ed3cfdc70dbe049d60
Baseline bpf commit:        915efd8a446b74442039d31689d5d863caf82517
Checkpoint bpf commit:      a6f6a95f25803500079513780d11a911ce551d76

Andrii Nakryiko (1):
  libbpf: disassociate section handler on explicit
    bpf_program__set_type() call

Arnaldo Carvalho de Melo (1):
  tools include UAPI: Synchronize linux/fcntl.h with the kernel sources

Eduard Zingerman (1):
  libbpf: Fix double-free when linker processes empty sections

JP Kobryn (1):
  libbpf: Ensure print callback usage is thread-safe

Jakub Kicinski (1):
  ynl: broaden the license even more

Lorenzo Bianconi (1):
  xdp: add xdp_set_features_flag utility routine

 include/uapi/linux/fcntl.h  |  1 +
 include/uapi/linux/netdev.h |  4 +++-
 src/libbpf.c                | 10 +++++++---
 src/libbpf.h                |  2 ++
 src/linker.c                | 14 +++++++++++++-
 5 files changed, 26 insertions(+), 5 deletions(-)

Signed-off-by: Daniel Müller <deso@posteo.net>
2023-03-30 16:24:24 -07:00
Andrii Nakryiko
dc4e7076ad sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   b8a2e3f93d412114a1539ea97b59b3e6ed6e1f9a
Checkpoint bpf-next commit: 226bc6ae6405c46a6e9865835c36a1d45fc0b3bf
Baseline bpf commit:        a33a6eaa19d3af261e8708bfc8ba62020703117f
Checkpoint bpf commit:      915efd8a446b74442039d31689d5d863caf82517

Alexei Starovoitov (5):
  libbpf: Fix relocation of kfunc ksym in ld_imm64 insn.
  libbpf: Introduce bpf_ksym_exists() macro.
  libbpf: Fix ld_imm64 copy logic for ksym in light skeleton.
  libbpf: Rename RELO_EXTERN_VAR/FUNC.
  libbpf: Support kfunc detection in light skeleton.

Daniel Müller (1):
  libbpf: Ignore warnings about "inefficient alignment"

Kui-Feng Lee (5):
  bpf: Create links for BPF struct_ops maps.
  libbpf: Create a bpf_link in bpf_map__attach_struct_ops().
  bpf: Update the struct_ops of a bpf_link.
  libbpf: Update a bpf_link with another struct_ops.
  libbpf: Use .struct_ops.link section to indicate a struct_ops with a
    link.

Liu Pan (1):
  libbpf: Explicitly call write to append content to file

Sreevani Sreejith (1):
  bpf, docs: Libbpf overview documentation

 docs/index.rst           |  25 +++--
 docs/libbpf_overview.rst | 228 +++++++++++++++++++++++++++++++++++++
 include/uapi/linux/bpf.h |  33 +++++-
 src/bpf.c                |   8 +-
 src/bpf.h                |   3 +-
 src/bpf_gen_internal.h   |   4 +-
 src/bpf_helpers.h        |   5 +
 src/gen_loader.c         |  48 ++++----
 src/libbpf.c             | 235 +++++++++++++++++++++++++++++----------
 src/libbpf.h             |   1 +
 src/libbpf.map           |   1 +
 src/zip.c                |   6 +
 12 files changed, 501 insertions(+), 96 deletions(-)
 create mode 100644 docs/libbpf_overview.rst

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-03-23 13:10:17 -07:00
David Vernet
7fdf16de6d sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   db55174d05ee6bed9d0583ba08e99c891ef0ed05
Checkpoint bpf-next commit: b8a2e3f93d412114a1539ea97b59b3e6ed6e1f9a
Baseline bpf commit:        d900f3d20cc3169ce42ec72acc850e662a4d4db2
Checkpoint bpf commit:      a33a6eaa19d3af261e8708bfc8ba62020703117f

Andrii Nakryiko (1):
  bpf: implement numbers iterator

Daniel Müller (1):
  libbpf: Fix theoretical u32 underflow in find_cd() function

Jakub Kicinski (1):
  ynl: re-license uniformly under GPL-2.0 OR BSD-3-Clause

Jesus Sanchez-Palencia (1):
  libbpf: Revert poisoning of strlcpy

Menglong Dong (1):
  libbpf: Add support to set kprobe/uprobe attach mode

Michael Weiß (1):
  bpf: Fix a typo for BPF_F_ANY_ALIGNMENT in bpf.h

Puranjay Mohan (2):
  libbpf: Refactor parse_usdt_arg() to re-use code
  libbpf: USDT arm arg parsing support

Ross Zwisler (1):
  bpf: use canonical ftrace path

 include/uapi/linux/bpf.h    |  18 +++-
 include/uapi/linux/netdev.h |   2 +-
 src/libbpf.c                |  48 ++++++++-
 src/libbpf.h                |  50 ++++++---
 src/libbpf_internal.h       |   4 +-
 src/usdt.c                  | 196 ++++++++++++++++++++++--------------
 src/zip.c                   |   3 +-
 7 files changed, 219 insertions(+), 102 deletions(-)

Signed-off-by: David Vernet <void@manifault.com>
2023-03-15 13:18:34 -07:00
Daniel Müller
bfb1e97426 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   c8ee37bde4021a275d2e4f33bd48d54912bb00c4
Checkpoint bpf-next commit: db55174d05ee6bed9d0583ba08e99c891ef0ed05
Baseline bpf commit:        2d311f480b52eeb2e1fd432d64b78d82952c3808
Checkpoint bpf commit:      d900f3d20cc3169ce42ec72acc850e662a4d4db2

Alexei Starovoitov (1):
  bpf: Rename __kptr_ref -> __kptr and __kptr -> __kptr_untrusted.

Daniel Müller (3):
  libbpf: Implement basic zip archive parsing support
  libbpf: Introduce elf_find_func_offset_from_file() function
  libbpf: Add support for attaching uprobes to shared objects in APKs

Joanne Koong (3):
  bpf: Add skb dynptrs
  bpf: Add xdp dynptrs
  bpf: Add bpf_dynptr_slice and bpf_dynptr_slice_rdwr

Tero Kristo (1):
  bpf: Add support for absolute value BPF timers

Viktor Malik (3):
  libbpf: Remove unnecessary ternary operator
  libbpf: Remove several dead assignments
  libbpf: Cleanup linker_append_elf_relos

 include/uapi/linux/bpf.h |  33 +++-
 src/bpf_helpers.h        |   2 +-
 src/btf.c                |   2 -
 src/libbpf.c             | 149 ++++++++++++++----
 src/linker.c             |  11 +-
 src/relo_core.c          |   3 -
 src/zip.c                | 328 +++++++++++++++++++++++++++++++++++++++
 src/zip.h                |  47 ++++++
 8 files changed, 529 insertions(+), 46 deletions(-)
 create mode 100644 src/zip.c
 create mode 100644 src/zip.h

Signed-off-by: Daniel Müller <deso@posteo.net>
2023-03-06 09:47:37 -08:00
Yonghong Song
19cd9a1d4b sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   951bce29c8988209cc359e1fa35a4aaa35542fd5
Checkpoint bpf-next commit: c8ee37bde4021a275d2e4f33bd48d54912bb00c4
Baseline bpf commit:        3a70e0d4c9d74cb00f7c0ec022f5599f9f7ba07d
Checkpoint bpf commit:      2d311f480b52eeb2e1fd432d64b78d82952c3808

Ilya Leoshkevich (1):
  libbpf: Document bpf_{btf,link,map,prog}_get_info_by_fd()

Puranjay Mohan (1):
  libbpf: Fix arm syscall regs spec in bpf_tracing.h

Rob Herring (1):
  perf: Add perf_event_attr::config3

Tariq Toukan (1):
  netdev-genl: fix repeated typo oflloading -> offloading

Tiezhu Yang (1):
  libbpf: Use struct user_pt_regs to define __PT_REGS_CAST() for
    LoongArch

Yonghong Song (1):
  libbpf: Fix bpf_xdp_query() in old kernels

 include/uapi/linux/netdev.h     |  2 +-
 include/uapi/linux/perf_event.h |  3 ++
 src/bpf.h                       | 69 ++++++++++++++++++++++++++++++---
 src/bpf_tracing.h               |  3 ++
 src/netlink.c                   |  8 +++-
 5 files changed, 78 insertions(+), 7 deletions(-)

Signed-off-by: Yonghong Song <yhs@fb.com>
2023-02-28 09:17:25 -08:00
Yonghong Song
7ef34fa945 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   6c20822fada1b8adb77fa450d03a0d449686a4a9
Checkpoint bpf-next commit: 951bce29c8988209cc359e1fa35a4aaa35542fd5
Baseline bpf commit:        6c20822fada1b8adb77fa450d03a0d449686a4a9
Checkpoint bpf commit:      3a70e0d4c9d74cb00f7c0ec022f5599f9f7ba07d

Ilya Leoshkevich (2):
  libbpf: Introduce bpf_{btf,link,map,prog}_get_info_by_fd()
  libbpf: Use bpf_{btf,link,map,prog}_get_info_by_fd()

Martin KaFai Lau (1):
  bpf: Add BPF_FIB_LOOKUP_SKIP_NEIGH for bpf_fib_lookup

 include/uapi/linux/bpf.h |  6 ++++++
 src/bpf.c                | 20 ++++++++++++++++++++
 src/bpf.h                |  9 +++++++++
 src/btf.c                |  8 ++++----
 src/libbpf.c             | 14 +++++++-------
 src/libbpf.map           |  5 +++++
 src/netlink.c            |  2 +-
 src/ringbuf.c            |  4 ++--
 8 files changed, 54 insertions(+), 14 deletions(-)

Signed-off-by: Yonghong Song <yhs@fb.com>
2023-02-21 22:27:55 -08:00
Song Liu
4b492df97e sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   a5f6b9d577eba18601c14bba2dbff4a9b76af962
Checkpoint bpf-next commit: 6c20822fada1b8adb77fa450d03a0d449686a4a9
Baseline bpf commit:        e8c8fd9b8393d7064152c8806f5ac446d760a23e
Checkpoint bpf commit:      6c20822fada1b8adb77fa450d03a0d449686a4a9

Dave Marchevsky (1):
  bpf: Add basic bpf_rb_{root,node} support

Florian Lehner (1):
  bpf: fix typo in header for bpf_perf_prog_read_value

Grant Seltzer (2):
  libbpf: Fix malformed documentation formatting
  libbpf: Add documentation to map pinning API functions

Hao Xiang (1):
  libbpf: Correctly set the kernel code version in Debian kernel.

Ilya Leoshkevich (4):
  libbpf: Simplify barrier_var()
  libbpf: Fix unbounded memory access in bpf_usdt_arg()
  libbpf: Fix BPF_PROBE_READ{_STR}_INTO() on s390x
  libbpf: Fix alen calculation in libbpf_nla_dump_errormsg()

Jon Doron (1):
  libbpf: Add sample_period to creation options

Lorenzo Bianconi (3):
  libbpf: add the capability to specify netlink proto in
    libbpf_netlink_send_recv
  libbpf: add API to get XDP/XSK supported features
  libbpf: Always use libbpf_err to return an error in bpf_xdp_query()

Randy Dunlap (1):
  Documentation: bpf: correct spelling

Tiezhu Yang (1):
  tools/bpf: Use tab instead of white spaces to sync bpf.h

 docs/libbpf_naming_convention.rst |   6 +-
 include/uapi/linux/bpf.h          |  17 ++++-
 src/bpf_core_read.h               |   4 +-
 src/bpf_helpers.h                 |   2 +-
 src/libbpf.c                      |  46 ++----------
 src/libbpf.h                      |  97 +++++++++++++++++++++---
 src/libbpf_probes.c               |  83 +++++++++++++++++++++
 src/netlink.c                     | 118 +++++++++++++++++++++++++++---
 src/nlattr.c                      |   2 +-
 src/nlattr.h                      |  12 +++
 src/usdt.bpf.h                    |   5 +-
 11 files changed, 321 insertions(+), 71 deletions(-)

Signed-off-by: Song Liu <song@kernel.org>
2023-02-17 17:17:27 -08:00
Andrii Nakryiko
e398e7eaf4 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   7b43df6c6ec38c9097420902a1c8165c4b25bf70
Checkpoint bpf-next commit: a5f6b9d577eba18601c14bba2dbff4a9b76af962
Baseline bpf commit:        54c3f1a81421f85e60ae2eaae7be3727a09916ee
Checkpoint bpf commit:      e8c8fd9b8393d7064152c8806f5ac446d760a23e

Alexei Starovoitov (1):
  libbpf: Restore errno after pr_warn.

Andrii Nakryiko (24):
  libbpf: start v1.2 development cycle
  libbpf: Add support for fetching up to 8 arguments in kprobes
  libbpf: Add 6th argument support for x86-64 in bpf_tracing.h
  libbpf: Fix arm and arm64 specs in bpf_tracing.h
  libbpf: Complete mips spec in bpf_tracing.h
  libbpf: Complete powerpc spec in bpf_tracing.h
  libbpf: Complete sparc spec in bpf_tracing.h
  libbpf: Complete riscv arch spec in bpf_tracing.h
  libbpf: Fix and complete ARC spec in bpf_tracing.h
  libbpf: Complete LoongArch (loongarch) spec in bpf_tracing.h
  libbpf: Add BPF_UPROBE and BPF_URETPROBE macro aliases
  libbpf: Improve syscall tracing support in bpf_tracing.h
  libbpf: Define x86-64 syscall regs spec in bpf_tracing.h
  libbpf: Define i386 syscall regs spec in bpf_tracing.h
  libbpf: Define s390x syscall regs spec in bpf_tracing.h
  libbpf: Define arm syscall regs spec in bpf_tracing.h
  libbpf: Define arm64 syscall regs spec in bpf_tracing.h
  libbpf: Define mips syscall regs spec in bpf_tracing.h
  libbpf: Define powerpc syscall regs spec in bpf_tracing.h
  libbpf: Define sparc syscall regs spec in bpf_tracing.h
  libbpf: Define riscv syscall regs spec in bpf_tracing.h
  libbpf: Define arc syscall regs spec in bpf_tracing.h
  libbpf: Define loongarch syscall regs spec in bpf_tracing.h
  libbpf: Clean up now not needed __PT_PARM{1-6}_SYSCALL_REG defaults

Changbin Du (1):
  libbpf: Return -ENODATA for missing btf section

Daniel T. Lee (1):
  libbpf: Fix invalid return address register in s390

David Vernet (1):
  libbpf: Support sleepable struct_ops.s section

Hengqi Chen (1):
  libbpf: Add LoongArch support to bpf_tracing.h

Ludovic L'Hours (1):
  libbpf: Fix map creation flags sanitization

Menglong Dong (1):
  libbpf: Replace '.' with '_' in legacy kprobe event name

Rong Tao (1):
  libbpf: Poison strlcpy()

Stanislav Fomichev (1):
  bpf: Introduce device-bound XDP programs

Xin Liu (2):
  libbpf: fix errno is overwritten after being closed.
  libbpf: Added the description of some API functions

Ziyang Xuan (1):
  bpf: Add ipip6 and ip6ip decap support for bpf_skb_adjust_room()

 include/uapi/linux/bpf.h |  12 ++
 src/bpf_tracing.h        | 320 ++++++++++++++++++++++++++++++++++-----
 src/btf.c                |   2 +-
 src/libbpf.c             |  10 +-
 src/libbpf.h             |  29 +++-
 src/libbpf.map           |   3 +
 src/libbpf_internal.h    |   5 +-
 src/libbpf_version.h     |   2 +-
 8 files changed, 341 insertions(+), 42 deletions(-)

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2023-01-25 20:44:09 -08:00
Andrii Nakryiko
6597330c45 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   0e43662e61f2569500ab83b8188c065603530785
Checkpoint bpf-next commit: 7b43df6c6ec38c9097420902a1c8165c4b25bf70
Baseline bpf commit:        f506439ec3dee11e0e77b0a1f3fb3eec22c97873
Checkpoint bpf commit:      54c3f1a81421f85e60ae2eaae7be3727a09916ee

Changbin Du (1):
  libbpf: Show error info about missing ".BTF" section

Christian Ehrig (1):
  bpf: Add flag BPF_F_NO_TUNNEL_KEY to bpf_skb_set_tunnel_key()

Khem Raj (1):
  libbpf: Fix build warning on ref_ctr_off for 32-bit architectures

 include/uapi/linux/bpf.h | 4 ++++
 src/btf.c                | 1 +
 src/libbpf.c             | 2 +-
 3 files changed, 6 insertions(+), 1 deletion(-)

--
2.30.2

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2022-12-20 22:23:18 -08:00
Andrii Nakryiko
75987cc295 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   b148c8b9b926e257a59c8eb2cd6fa3adfd443254
Checkpoint bpf-next commit: 0e43662e61f2569500ab83b8188c065603530785
Baseline bpf commit:        4121d4481b72501aa4d22680be4ea1096d69d133
Checkpoint bpf commit:      f506439ec3dee11e0e77b0a1f3fb3eec22c97873

Andrii Nakryiko (1):
  libbpf: Fix btf_dump's packed struct determination

 src/btf_dump.c | 33 ++++++---------------------------
 1 file changed, 6 insertions(+), 27 deletions(-)

--
2.30.2

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2022-12-15 14:34:52 -08:00
Andrii Nakryiko
30554b08fe sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   706819495921ddad6b3780140b9d9e9293b6dedc
Checkpoint bpf-next commit: b148c8b9b926e257a59c8eb2cd6fa3adfd443254
Baseline bpf commit:        e931a173a685fe213127ae5aa6b7f2196c1d875d
Checkpoint bpf commit:      4121d4481b72501aa4d22680be4ea1096d69d133

Andrii Nakryiko (4):
  libbpf: Fix single-line struct definition output in btf_dump
  libbpf: Handle non-standardly sized enums better in BTF-to-C dumper
  libbpf: Fix btf__align_of() by taking into account field offsets
  libbpf: Fix BTF-to-C converter's padding logic

Eyal Birger (1):
  tools: add IFLA_XFRM_COLLECT_METADATA to uapi/linux/if_link.h

Kumar Kartikeya Dwivedi (1):
  bpf: Rework process_dynptr_func

Timo Hunziker (1):
  libbpf: Parse usdt args without offset on x86 (e.g. 8@(%rsp))

Xin Liu (1):
  libbpf: Optimized return value in libbpf_strerror when errno is libbpf
    errno

 include/uapi/linux/bpf.h     |   8 +-
 include/uapi/linux/if_link.h |   1 +
 src/btf.c                    |  13 +++
 src/btf_dump.c               | 214 +++++++++++++++++++++++++++--------
 src/libbpf_errno.c           |  16 ++-
 src/usdt.c                   |   8 ++
 6 files changed, 204 insertions(+), 56 deletions(-)

--
2.30.2

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2022-12-14 22:09:00 -08:00
Andrii Nakryiko
be8f15bb93 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   5b1d640800de7fe02d68bf592d9d101de24c87f2
Checkpoint bpf-next commit: 706819495921ddad6b3780140b9d9e9293b6dedc
Baseline bpf commit:        47df8a2f78bc34ff170d147d05b121f84e252b85
Checkpoint bpf commit:      e931a173a685fe213127ae5aa6b7f2196c1d875d

Alexei Starovoitov (1):
  selftests/bpf: Workaround for llvm nop-4 bug

Andrii Nakryiko (2):
  libbpf: Ignore hashmap__find() result explicitly in btf_dump
  libbpf: Avoid enum forward-declarations in public API in C++ mode

Donald Hunter (1):
  docs/bpf: Add table of BPF program types to libbpf docs

Hou Tao (4):
  libbpf: Use page size as max_entries when probing ring buffer map
  libbpf: Handle size overflow for ringbuf mmap
  libbpf: Handle size overflow for user ringbuf mmap
  libbpf: Check the validity of size in user_ring_buffer__reserve()

Ji Rongfeng (1):
  bpf: Update bpf_{g,s}etsockopt() documentation

 docs/index.rst           |   3 +
 docs/program_types.rst   | 203 +++++++++++++++++++++++++++++++++++++++
 include/uapi/linux/bpf.h |  23 +++--
 src/bpf.h                |   7 ++
 src/btf_dump.c           |   2 +-
 src/libbpf.c             |   3 +-
 src/libbpf_probes.c      |   2 +-
 src/ringbuf.c            |  26 +++--
 8 files changed, 250 insertions(+), 19 deletions(-)
 create mode 100644 docs/program_types.rst

--
2.30.2

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
2022-12-02 22:12:29 -08:00
Kui-Feng Lee
5322b8e76c sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   b548b17a93fd18357a5a6f535c10c1e68719ad32
Checkpoint bpf-next commit: 5b1d640800de7fe02d68bf592d9d101de24c87f2
Baseline bpf commit:        9cbd48d5fa14e4c65f8580de16686077f7cea02b
Checkpoint bpf commit:      47df8a2f78bc34ff170d147d05b121f84e252b85

David Michael (1):
  libbpf: Fix uninitialized warning in btf_dump_dump_type_data

Jiri Olsa (1):
  libbpf: Use correct return pointer in attach_raw_tp

Kang Minchul (3):
  libbpf: checkpatch: Fixed code alignments in btf.c
  libbpf: Fixed various checkpatch issues in libbpf.c
  libbpf: checkpatch: Fixed code alignments in ringbuf.c

Kumar Kartikeya Dwivedi (1):
  bpf: Support bpf_list_head in map values

 include/uapi/linux/bpf.h | 10 +++++++++
 src/btf.c                |  5 +++--
 src/btf_dump.c           |  2 +-
 src/libbpf.c             | 47 +++++++++++++++++++++++++---------------
 src/ringbuf.c            |  4 ++--
 5 files changed, 45 insertions(+), 23 deletions(-)

--
2.30.2
2022-11-18 13:53:39 -08:00
Andrii Nakryiko
4bdbb7ea28 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   62c69e89e81bfbdb9a87ae3e0599dcc6aacf786b
Checkpoint bpf-next commit: b548b17a93fd18357a5a6f535c10c1e68719ad32
Baseline bpf commit:        e7b09357453a99e6f9e74c39e9ca1363c22c0b96
Checkpoint bpf commit:      9cbd48d5fa14e4c65f8580de16686077f7cea02b

Alan Maguire (1):
  libbpf: Btf dedup identical struct test needs check for nested
    structs/arrays

Andrii Nakryiko (2):
  libbpf: clean up and refactor BTF fixup step
  libbpf: only add BPF_F_MMAPABLE flag for data maps with global vars

Anshuman Khandual (4):
  perf: Add system error and not in transaction branch types
  perf: Extend branch type classification
  perf: Capture branch privilege information
  perf: Add PERF_BR_NEW_ARCH_[N] map for BRBE on arm64 platform

Eduard Zingerman (4):
  libbpf: Resolve enum fwd as full enum64 and vice versa
  libbpf: Hashmap interface update to allow both long and void*
    keys/values
  libbpf: Resolve unambigous forward declarations
  libbpf: Hashmap.h update to fix build issues using LLVM14

Martin KaFai Lau (1):
  bpf: Add hwtstamp field for the sockops prog

Namhyung Kim (1):
  perf: Kill __PERF_SAMPLE_CALLCHAIN_EARLY

Ravi Bangoria (3):
  perf/mem: Introduce PERF_MEM_LVLNUM_{EXTN_MEM|IO}
  perf/uapi: Define PERF_MEM_SNOOPX_PEER in kernel header file
  perf/mem: Rename PERF_MEM_LVLNUM_EXTN_MEM to PERF_MEM_LVLNUM_CXL

Sandipan Das (1):
  perf/core: Add speculation info to branch entries

Xu Kuohai (1):
  libbpf: Avoid allocating reg_name with sscanf in parse_usdt_arg()

Yonghong Song (2):
  bpf: Implement cgroup storage available to non-cgroup-attached bpf
    progs
  libbpf: Support new cgroup local storage

 include/uapi/linux/bpf.h        |  51 +++++-
 include/uapi/linux/perf_event.h |  57 ++++++-
 src/btf.c                       | 267 ++++++++++++++++++++++----------
 src/btf_dump.c                  |  15 +-
 src/hashmap.c                   |  18 +--
 src/hashmap.h                   |  91 +++++++----
 src/libbpf.c                    | 196 ++++++++++++++---------
 src/libbpf_probes.c             |   1 +
 src/strset.c                    |  18 +--
 src/usdt.c                      |  44 +++---
 10 files changed, 511 insertions(+), 247 deletions(-)

--
2.30.2
2022-11-12 18:24:12 -08:00
Andrii Nakryiko
534a2c6f53 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   87dbdc230d162bf9ee1ac77c8ade178b6b1e199e
Checkpoint bpf-next commit: 62c69e89e81bfbdb9a87ae3e0599dcc6aacf786b
Baseline bpf commit:        60240bc26114543fcbfcd8a28466e67e77b20388
Checkpoint bpf commit:      e7b09357453a99e6f9e74c39e9ca1363c22c0b96

Andrii Nakryiko (1):
  bpf: explicitly define BPF_FUNC_xxx integer values

Eduard Zingerman (1):
  bpftool: Print newline before '}' for struct with padding only fields

Kui-Feng Lee (2):
  bpf: Parameterize task iterators.
  bpf: Handle bpf_link_info for the parameterized task BPF iterators.

Roberto Sassu (5):
  libbpf: Fix LIBBPF_1.0.0 declaration in libbpf.map
  libbpf: Introduce bpf_get_fd_by_id_opts and
    bpf_map_get_fd_by_id_opts()
  libbpf: Introduce bpf_prog_get_fd_by_id_opts()
  libbpf: Introduce bpf_btf_get_fd_by_id_opts()
  libbpf: Introduce bpf_link_get_fd_by_id_opts()

Shung-Hsi Yu (3):
  libbpf: Use elf_getshdrnum() instead of e_shnum
  libbpf: Deal with section with no data gracefully
  libbpf: Fix null-pointer dereference in find_prog_by_sec_insn()

Xin Liu (1):
  libbpf: Fix overrun in netlink attribute iteration

Xu Kuohai (2):
  libbpf: Fix use-after-free in btf_dump_name_dups
  libbpf: Fix memory leak in parse_usdt_arg()

 include/uapi/linux/bpf.h | 442 ++++++++++++++++++++-------------------
 src/bpf.c                |  48 ++++-
 src/bpf.h                |  16 ++
 src/btf_dump.c           |  35 +++-
 src/libbpf.c             |  22 +-
 src/libbpf.map           |   6 +-
 src/nlattr.c             |   2 +-
 src/usdt.c               |  11 +-
 8 files changed, 347 insertions(+), 235 deletions(-)

--
2.30.2
2022-10-17 13:13:02 -07:00
Andrii Nakryiko
ce321d6fd4 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   e34cfee65ec891a319ce79797dda18083af33a76
Checkpoint bpf-next commit: 87dbdc230d162bf9ee1ac77c8ade178b6b1e199e
Baseline bpf commit:        14b20b784f59bdd95f6f1cfb112c9818bcec4d84
Checkpoint bpf commit:      60240bc26114543fcbfcd8a28466e67e77b20388

Andrii Nakryiko (3):
  libbpf: Fix crash if SEC("freplace") programs don't have
    attach_prog_fd set
  libbpf: restore memory layout of bpf_object_open_opts
  libbpf: Don't require full struct enum64 in UAPI headers

Benjamin Tissoires (1):
  libbpf: add map_get_fd_by_id and map_delete_elem in light skeleton

Daniel Borkmann (1):
  libbpf: Remove gcc support for bpf_tail_call_static for now

David Vernet (3):
  bpf: Define new BPF_MAP_TYPE_USER_RINGBUF map type
  bpf: Add bpf_user_ringbuf_drain() helper
  bpf: Add libbpf logic for user-space ring buffer

Hao Luo (2):
  bpf: Introduce cgroup iter
  bpf: Add CGROUP prefix to cgroup_iter_order

James Hilliard (1):
  libbpf: Add GCC support for bpf_tail_call_static

Jiri Olsa (1):
  bpf: Return value in kprobe get_func_ip only for entry address

Jon Doron (1):
  libbpf: Fix the case of running as non-root with capabilities

Pu Lehui (1):
  bpf, cgroup: Reject prog_attach_flags array when effective query

Quentin Monnet (1):
  bpf: Fix a few typos in BPF helpers documentation

Shmulik Ladkani (2):
  bpf, flow_dissector: Introduce BPF_FLOW_DISSECTOR_CONTINUE retcode for
    bpf progs
  bpf: Support getting tunnel flags

Stanislav Fomichev (1):
  bpf: update bpf_{g,s}et_retval documentation

Tao Chen (1):
  libbpf: Support raw BTF placed in the default search path

Wang Yufen (1):
  libbpf: Add pathname_concat() helper

Xin Liu (2):
  libbpf: Clean up legacy bpf maps declaration in bpf_helpers
  libbpf: Fix NULL pointer exception in API btf_dump__dump_type_data

Yonghong Song (3):
  bpf: Update descriptions for helpers bpf_get_func_arg[_cnt]()
  libbpf: Add new BPF_PROG2 macro
  libbpf: Improve BPF_PROG2 macro code quality and description

 include/uapi/linux/bpf.h | 139 +++++++++++++++++---
 src/bpf_helpers.h        |  12 --
 src/bpf_tracing.h        | 107 ++++++++++++++++
 src/btf.c                |  32 ++---
 src/btf.h                |  25 +++-
 src/btf_dump.c           |   2 +-
 src/libbpf.c             | 106 ++++++++-------
 src/libbpf.h             | 111 +++++++++++++++-
 src/libbpf.map           |  10 ++
 src/libbpf_probes.c      |   1 +
 src/libbpf_version.h     |   2 +-
 src/ringbuf.c            | 271 +++++++++++++++++++++++++++++++++++++++
 src/skel_internal.h      |  23 ++++
 src/usdt.c               |   2 +-
 14 files changed, 731 insertions(+), 112 deletions(-)

--
2.30.2
2022-09-27 15:23:45 -07:00
Andrii Nakryiko
aec0b1cd7d sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   73cf09a36bf7bfb3e5a3ff23755c36d49137c44d
Checkpoint bpf-next commit: e34cfee65ec891a319ce79797dda18083af33a76
Baseline bpf commit:        e7c677bdd03d54e9a1bafcaf1faf5c573a506bba
Checkpoint bpf commit:      14b20b784f59bdd95f6f1cfb112c9818bcec4d84

Andrii Nakryiko (3):
  libbpf: Fix potential NULL dereference when parsing ELF
  libbpf: Streamline bpf_attr and perf_event_attr initialization
  libbpf: Clean up deprecated and legacy aliases

Hangbin Liu (2):
  libbpf: Add names for auxiliary maps
  libbpf: Making bpf_prog_load() ignore name if kernel doesn't support

Hao Luo (1):
  libbpf: Allows disabling auto attach

Quentin Monnet (1):
  bpf: Clear up confusion in bpf_skb_adjust_room()'s documentation

 include/uapi/linux/bpf.h |   6 +-
 src/bpf.c                | 186 ++++++++++++++++++++++-----------------
 src/btf.c                |   2 -
 src/btf.h                |   1 -
 src/libbpf.c             |  81 ++++++++++++-----
 src/libbpf.h             |   2 +
 src/libbpf.map           |   2 +
 src/libbpf_internal.h    |   3 +
 src/libbpf_legacy.h      |   2 +
 src/netlink.c            |   3 +-
 src/skel_internal.h      |  10 ++-
 11 files changed, 183 insertions(+), 115 deletions(-)

--
2.30.2
2022-08-18 15:29:04 -07:00
Andrii Nakryiko
13a26d78f3 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   71930846b36f8e4e68267f8a3d47e33435c3657a
Checkpoint bpf-next commit: 73cf09a36bf7bfb3e5a3ff23755c36d49137c44d
Baseline bpf commit:        f946964a9f79f8dcb5a6329265281eebfc23aee5
Checkpoint bpf commit:      e7c677bdd03d54e9a1bafcaf1faf5c573a506bba

Alexei Starovoitov (1):
  bpf: Disallow bpf programs call prog_run command.

Andrii Nakryiko (2):
  libbpf: Reject legacy 'maps' ELF section
  libbpf: preserve errno across pr_warn/pr_info/pr_debug

Dave Marchevsky (1):
  bpf: Improve docstring for BPF_F_USER_BUILD_ID flag

Florian Fainelli (1):
  libbpf: Initialize err in probe_map_create

Gustavo A. R. Silva (1):
  treewide: uapi: Replace zero-length arrays with flexible-array members

Hengqi Chen (1):
  libbpf: Do not require executable permission for shared libraries

James Hilliard (2):
  libbpf: Skip empty sections in bpf_object__init_global_data_maps
  libbpf: Ensure functions with always_inline attribute are inline

Jesper Dangaard Brouer (1):
  bpf: Add BPF-helper for accessing CLOCK_TAI

Namhyung Kim (1):
  perf/core: Add a new read format to get a number of lost samples

 include/uapi/linux/bpf.h        | 27 +++++++++++++++++++++++++--
 include/uapi/linux/perf_event.h |  7 +++++--
 include/uapi/linux/pkt_cls.h    |  4 ++--
 src/bpf_tracing.h               | 14 +++++++-------
 src/libbpf.c                    | 25 +++++++++++++++++--------
 src/libbpf_probes.c             |  2 +-
 src/skel_internal.h             |  4 ++--
 src/usdt.bpf.h                  |  4 ++--
 8 files changed, 61 insertions(+), 26 deletions(-)

--
2.30.2
2022-08-10 14:07:19 -07:00
Andrii Nakryiko
3fa2c28d2c sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   b0d93b44641a83c28014ca38001e85bf6dc8501e
Checkpoint bpf-next commit: 71930846b36f8e4e68267f8a3d47e33435c3657a
Baseline bpf commit:        d28b25a62a47a8c8aa19bd543863aab6717e68c9
Checkpoint bpf commit:      f946964a9f79f8dcb5a6329265281eebfc23aee5

Andrii Nakryiko (7):
  libbpf: add bpf_core_type_matches() helper macro
  libbpf: Remove unnecessary usdt_rel_ip assignments
  libbpf: generalize virtual __kconfig externs and use it for USDT
  libbpf: improve BPF_KPROBE_SYSCALL macro and rename it to BPF_KSYSCALL
  libbpf: add ksyscall/kretsyscall sections support for syscall kprobes
  libbpf: fallback to tracefs mount point if debugfs is not mounted
  libbpf: make RINGBUF map size adjustments more eagerly

Anquan Wu (1):
  libbpf: Fix the name of a reused map

Chuang Wang (3):
  libbpf: Cleanup the legacy kprobe_event on failed add/attach_event()
  libbpf: Fix wrong variable used in perf_event_uprobe_open_legacy()
  libbpf: Cleanup the legacy uprobe_event on failed add/attach_event()

Dan Carpenter (3):
  libbpf: fix an snprintf() overflow check
  libbpf: Fix sign expansion bug in btf_dump_get_enum_value()
  libbpf: Fix str_has_sfx()'s return value

Daniel Müller (4):
  bpf: Introduce TYPE_MATCH related constants/macros
  bpf, libbpf: Add type match support
  bpf: Correctly propagate errors up from bpf_core_composites_match
  libbpf: Support PPC in arch_specific_syscall_pfx

Hangbin Liu (1):
  Bonding: add per-port priority for failover re-selection

Hengqi Chen (1):
  libbpf: Error out when binary_path is NULL for uprobe and USDT

Ilya Leoshkevich (1):
  libbpf: Extend BPF_KSYSCALL documentation

James Hilliard (1):
  libbpf: Disable SEC pragma macro on GCC

Joanne Koong (2):
  bpf: Add flags arg to bpf_dynptr_read and bpf_dynptr_write APIs
  bpf: fix bpf_skb_pull_data documentation

Joe Burton (1):
  libbpf: Add bpf_obj_get_opts()

Jon Doron (1):
  libbpf: perfbuf: Add API to get the ring buffer

Pu Lehui (1):
  bpf, docs: Remove deprecated xsk libbpf APIs description

Yixun Lan (1):
  libbpf, riscv: Use a0 for RC register

 docs/libbpf_naming_convention.rst |  13 +-
 include/uapi/linux/bpf.h          |  15 +-
 include/uapi/linux/if_link.h      |   1 +
 src/bpf.c                         |   9 +
 src/bpf.h                         |  11 +
 src/bpf_core_read.h               |  11 +
 src/bpf_helpers.h                 |  13 +
 src/bpf_tracing.h                 |  60 +++-
 src/btf_dump.c                    |   2 +-
 src/gen_loader.c                  |   2 +-
 src/libbpf.c                      | 440 ++++++++++++++++++++++--------
 src/libbpf.h                      |  62 +++++
 src/libbpf.map                    |   3 +
 src/libbpf_internal.h             |   8 +-
 src/relo_core.c                   | 286 ++++++++++++++++++-
 src/relo_core.h                   |   4 +
 src/usdt.bpf.h                    |  16 +-
 src/usdt.c                        |   6 +-
 18 files changed, 793 insertions(+), 169 deletions(-)

--
2.30.2
2022-07-31 16:45:48 -07:00
Andrii Nakryiko
f42d136c1c sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   bb7a4257892717caf82fe6da45b259b35f73445c
Checkpoint bpf-next commit: b0d93b44641a83c28014ca38001e85bf6dc8501e
Baseline bpf commit:        a2b1a5d40bd12b44322c2ccd40bb0ec1699708b6
Checkpoint bpf commit:      d28b25a62a47a8c8aa19bd543863aab6717e68c9

Andrii Nakryiko (14):
  libbpf: move xsk.{c,h} into selftests/bpf
  libbpf: remove deprecated low-level APIs
  libbpf: remove deprecated XDP APIs
  libbpf: remove deprecated probing APIs
  libbpf: remove deprecated BTF APIs
  libbpf: clean up perfbuf APIs
  libbpf: remove prog_info_linear APIs
  libbpf: remove most other deprecated high-level APIs
  libbpf: remove multi-instance and custom private data APIs
  libbpf: cleanup LIBBPF_DEPRECATED_SINCE supporting macros for v0.x
  libbpf: remove internal multi-instance prog support
  libbpf: clean up SEC() handling
  libbpf: enforce strict libbpf 1.0 behaviors
  libbpf: fix up few libbpf.map problems

Daniel Müller (1):
  bpf: Merge "types_are_compat" logic into relo_core.c

Stanislav Fomichev (4):
  bpf: per-cgroup lsm flavor
  tools/bpf: Sync btf_ids.h to tools
  libbpf: add lsm_cgoup_sock type
  libbpf: implement bpf_prog_query_opts

 include/uapi/linux/bpf.h |    4 +
 src/bpf.c                |  200 +----
 src/bpf.h                |   98 +--
 src/btf.c                |  183 +----
 src/btf.h                |   86 +--
 src/btf_dump.c           |   23 +-
 src/libbpf.c             | 1500 ++++----------------------------------
 src/libbpf.h             |  469 +-----------
 src/libbpf.map           |  114 +--
 src/libbpf_common.h      |   16 +-
 src/libbpf_internal.h    |   24 +-
 src/libbpf_legacy.h      |   28 +-
 src/libbpf_probes.c      |  125 +---
 src/netlink.c            |   62 +-
 src/relo_core.c          |   80 ++
 src/relo_core.h          |    2 +
 src/xsk.c                | 1260 --------------------------------
 src/xsk.h                |  336 ---------
 18 files changed, 339 insertions(+), 4271 deletions(-)
 delete mode 100644 src/xsk.c
 delete mode 100644 src/xsk.h

--
2.30.2
2022-07-03 20:23:34 -07:00
Andrii Nakryiko
bc3673cdd5 sync: latest libbpf changes from kernel
Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   3e6fe5ce4d4860c3a111c246fddc6f31492f4fb0
Checkpoint bpf-next commit: bb7a4257892717caf82fe6da45b259b35f73445c
Baseline bpf commit:        5e0b0a4c52d30bb09659446f40b77a692361600d
Checkpoint bpf commit:      a2b1a5d40bd12b44322c2ccd40bb0ec1699708b6

Delyan Kratunov (1):
  libbpf: add support for sleepable uprobe programs

Maxim Mikityanskiy (2):
  bpf: Fix documentation of th_len in bpf_tcp_{gen,check}_syncookie
  bpf: Add helpers to issue and check SYN cookies in XDP

 include/uapi/linux/bpf.h | 88 ++++++++++++++++++++++++++++++++++++++--
 src/libbpf.c             |  5 ++-
 2 files changed, 88 insertions(+), 5 deletions(-)

--
2.30.2
2022-06-24 13:32:31 -07:00