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libbpf1-1.2.2-150600.1.3 RPM for aarch64

From OpenSuSE Leap 15.6 for aarch64

Name: libbpf1 Distribution: SUSE Linux Enterprise 15
Version: 1.2.2 Vendor: SUSE LLC <>
Release: 150600.1.3 Build date: Fri Mar 8 18:36:41 2024
Group: Unspecified Build host: h02-armsrv3
Size: 395800 Source RPM: libbpf-1.2.2-150600.1.3.src.rpm
Summary: C library for managing eBPF programs and maps
libbpf is a C library which provides API for managing eBPF programs and maps.






* Fri Jul 14 2023
  - update to v1.2.2:
    * fix a regression in perf tool caused by libbpf resetting its custom
      catch-all SEC() handler on explicit bpf_program__set_type() call
    * fix possible double-free in USDT-related libbpf code, which happens when
      libbpf runs out of space in __bpf_usdt_specs map due to having too many
      unique USDT specs
* Tue May 02 2023
  - update to 1.2.0:
    * completely overhauled "Libbpf overview" landing documentation
    * support for BPF link-based `struct_ops` programs:
    * `SEC("")` annotations;
    * `bpf_map__attach_struct_ops()` attach API;
    * `bpf_link__update_map()` link update API;
    * support sleepable `SEC("struct_ops.s")` programs
    * improved thread-safety of libbpf print callbacks and
    * improve handling and reporting of missing BPF kfuncs
    * `bpf_{btf,link,map,prog}_get_info_by_fd()` APIs
    * `bpf_xdp_query_opts()` supports fetching XDP/XSK supported
    * `perf_buffer__new()` allows customizing notification/sampling
      period now;
    * BPF verifier logging improvements:
    * pass-through BPF verifier log level and flags to kernel as
    * support `log_true_size` for getting required log buffer size
      to fit BPF verifier log completely;
    * allow precise control over kprobe/uprobe attach mode: legacy,
      perf-based, link-based.
    * fix legacy kprobe events names sanitization;
    * fix clobbering errno in some cases;
    * fix BPF map's `BPF_F_MMAPABLE` flag sanitization;
    * fix BPF-side USDT support code on s390x architecture;
    * fix `BPF_PROBE_READ{_STR}_INTO()` on s390x architecture;
    * fix kernel version setting for Debian kernels;
    * fix netlink protocol handling in some cases;
    * improve robustness of attaching to legacy kprobes and
    * fix double-free during static linking empty ELF sections;
    * a bunch of other small fixes here and there.
* Thu Jan 05 2023
  - Remove requirement of linux-glibc-devel >= 5.16 for devel package
* Thu Dec 22 2022
  - update to v1.1.0:
    User space-side features and APIs:
    * user-space ring buffer (BPF_MAP_TYPE_USER_RINGBUF) support;
    * new documentation page listing all recognized SEC() definitions;
    * BTF dedup improvements:
    * unambiguous fwd declaration resolution for structs and unions;
    * better handling of some corner cases with identical structs and arrays;
    * mixed enum and enum64 forward declaration resolution logic;
    * bpf_{link,btf,pro,mapg}_get_fd_by_id_opts() and bpf_get_fd_by_id_opts()
    * libbpf supports loading raw BTF for BPF CO-RE from known search paths;
    * support for new cgroup local storage (BPF_MAP_TYPE_CGRP_STORAGE);
    * libbpf will only add BPF_F_MMAPABLE flag for data maps with global
      (i.e., non-static) vars;
    * latest Linux UAPI headers with lots of changes synced into
    BPF-side features and APIs;
    * BPF_PROG2() macro added that supports struct-by-value arguments;
    * new BPF helpers:
    * bpf_user_ringbuf_drain();
    * cgrp_storage_get() and cgrp_storage_delete().
    Bug fixes
    * better handling of padding corner cases;
    * btf__align_of() determines packed structs better now;
    * improved handling of enums of non-standard sizes;
    * USDT spec parsing improvements;
    * overflow handling fixes for ringbufs;
    * Makefile fixes to support cross-compilation for 32-bit targets;
    * fix crash if SEC("freplace") programs don't have attach_prog_fd set;
    * better handling of file existence checks when running as non-root with
      enhanced capabilities;
    * a bunch of small fixes:
    * ELF handling improvements;
    * fix memory leak in USDT argument parsing logic;
    * fix NULL dereferences in few corner cases;
    * improved netlink attribute iteration handling.
  - drop libbpf-Use-elf_getshdrnum-instead-of-e_shnum.patch,
    libbpf-Fix-null-pointer-dereference-in-find_prog_by_.patch (upstream)
* Tue Nov 08 2022
  - Fix out-of-bound heap write (boo#1194248 boo#1194249 CVE-2021-45940 CVE-2021-45941)
    + libbpf-Use-elf_getshdrnum-instead-of-e_shnum.patch
  - Fix use-after-free in btf_dump_name_dups (boo#1204391 CVE-2022-3534)
    + libbpf-Fix-use-after-free-in-btf_dump_name_dups.patch
  - Fix memory leak in parse_usdt_arg() (boo#1204393 CVE-2022-3533)
    + libbpf-Fix-memory-leak-in-parse_usdt_arg.patch
  - Fix null pointer dereference in find_prog_by_sec_insn() (boo#1204502 CVE-2022-3606)
    + libbpf-Fix-null-pointer-dereference-in-find_prog_by_.patch
* Tue Oct 04 2022
  - update to 1.0.1:
    * fix inadvertently changed struct bpf_object_open_opts memory layout;
    * fix btf.h header relying on struct enum64 type defined in kernel UAPI headers;
    * fix NULL pointer exception in API btf_dump__dump_type_data;
    * remove struct btf_map_def accidentally left in bpf_helpers.h header.
    * All deprecated APIs and features removed!
    * support for syscall-specific kprobe/kretprobe
      (SEC("ksyscall/<syscall_name>") and SEC("kretsyscall/<syscall_name>"));
    * support for sleepable uprobe BPF programs (SEC("uprobe.s"));
    * support for per-cgroup LSM BPF programs (SEC("lsm_cgroup"));
    * support for new BPF CO-RE relocation TYPE_MATCHES;
    * bpf_prog_load() and bpf_map_create() are now smarter about handling program
      and map name on old kernels (it will be ignored if kernel doesn't support
    * BTF_KIND_ENUM64 support;
    * increase tracing attachment (kprobe/uprobe/tracepoint) robustness by using
      tracefs or debugfs, whichever is mounted;
    * new APIs for converting BPF enums to their string representation:
    * libbpf_bpf_prog_type_str();
    * libbpf_bpf_map_type_str();
    * libbpf_bpf_link_type_str();
    * libbpf_bpf_attach_type_str();
    * bpf_program__set_autoattach() and bpf_program__autoattach() to allow opting
      out from auto-attaching of BPF program by BPF skeleton;
    * perf_buffer__buffer() API to give access to underlying per-CPU buffer for BPF ringbuf;
    * bpf_obj_get_opts() API for more flexible fetching of BPF kernel objects' information.
  - see for detailed changelog
* Wed Aug 03 2022
  - Update to release 0.8.1:
    * make shared xsk creation network namespace aware
* Thu May 19 2022
  - Update to release 0.8.0
    * New features and APIs:
    - support auto-resolution of binaries and shared libraries from PATH, if necessary;
    - support attaching by function names (only by IP was supported before);
    - support attaching to USDTs (SEC("usdt/...") and
      bpf_program__attach_usdt()) with initially supported architectures:
      x86-64 (amd64); x86 (i386); s390x; ARM64 (aarch64); RISC V (riscv);
    - improved BPF verifier log reporting for CO-RE relocation failures (no
      more obscure "invalid func unknown#195896080" errors);
    - auto-adjust BPF ringbuf size according to host kernel's page size requirements;
    - high-level BPF map APIs: bpf_map__lookup_elem(), bpf_map__update_elem(),
      etc that validate key/value buffer sizes;
    - bpf_link_create() can create all bpf_link-based (including raw_tp,
      fentry/fexit, etc), falling back to bpf_raw_tracepoint_open() on old
      kernels transparently;
    - support opting out from auto-loading BPF programs declaratively with
    - support opting out from auto-creation of declarative BPF maps with
    - support multi-kprobes (SEC("kprobe.multi/...") and
    - support target-less SEC() programs (e.g., SEC("kprobe"), SEC("tp"), etc);
    - support BPF sub-skeletons for "incomplete" BPF object files (requires
      matching bpftool to generate .subskel.h);
    - BPF cookie support for fentry/fexit/fmod_ret BPF programs
    - support for custom SEC() handlers (libbpf_register_prog_handler()).
    * BPF-side API
    - BPF-side USDT APIs. See new usdt.bpf.h header:
    * BPF_USDT() program wrapper macro; bpf_usdt_arg(), bpf_usdt_arg_cnt(),
    * bpf_usdt_cookie() helpers;
    - new bpf_core_field_offset() CO-RE helper and support
      bpf_core_field_size(type, field) forms;
    - barrier() and barrier_var() macros for improving BPF code generation;
    - __kptr and __kptr_ref tags added;
    - ARC architecture support in bpf_tracing.h header;
    - new BPF helpers:
    * bpf_skb_set_tstamp();
    * bpf_ima_file_hash();
    * bpf_kptr_xchg();
    * bpf_map_lookup_percpu_elem().
    * Bug fixes
    - netlink bug fixes;
    - libbpf.pc fixes to support patch releases properly;
    - BPF_MAP_TYPE_PERF_EVENT_ARRAY map auto-pinning fix;
    - minor CO-RE fixes and improvements for some corner cases;
    - various other small fixes and improvements.
* Thu Mar 10 2022
  - Enable building and packaging of static library.
    Explicitly enable fat LTO objects.
* Mon Mar 07 2022
  - Python is not used during build; remove it and help break
    a cycle.
* Fri Mar 04 2022
  - Update to release 0.7.0
    * legacy BPF map definitions (using struct bpf_map_def) are
      deprecated when LIBBPF_STRICT_MAP_DEFINITIONS is passed to
      libbpf_set_strict_mode(). Please use BTF-defined map
    * ability to control and capture BPF verifier log output on
      per-object and per-program level
    * CO-RE support and other improvements for "light skeleton"
    * improved compilation when system BTF UAPI headers are outdated
* Sat Dec 11 2021
  - Update to release 0.6.1
    * Introduce legacy kprobe events support
    * Add legacy uprobe attaching support
    * Support uniform BTF-defined key/value specification across
      all BPF maps
    * Support kernel module function calls
    * Support detecting and attaching of writable tracepoint
    * Add bloom filter map implementation
    * Add typeless and weak ksym support to gen_loader
    * Add RISC-V (RV64) support to bpf_tracing.h
    * Deprecate AF_XDP support
    * Support BTF_KIND_TYPE_TAG
* Mon Sep 27 2021
  - Update to 0.5.0:
    + New features and user-space APIs:
    - libbpf_set_strict_mode() allowing to opt-in into backwards incompatible libbpf-1.0 changes. See "Libbpf: the road to 1.0" and "Libbpf 1.0 migration guide" for more details.
    - streamlined error reporting for low-level APIs, high-level error-returning APIs, and pointer-returning APIs (as a libbpf-1.0 opt-in);
    - "Light" BPF skeleton support;
    - BPF_PROG_TYPE_SYSCALL support;
    - BPF perf link support for kprobe, uprobe, tracepoint, and perf_event BPF programs;
    - BPF cookie support for kprobe, uprobe, tracepoint, and perf_event BPF programs through bpf_program__attach_[ku]probe_opts() APIs;
    - allow to specify ref_ctr_off for USDT semaphores through bpf_program__attach_uprobe_opts() API;
    - btf_custom_path support in bpf_object_open_opts, allowing to specify custom BTF for CO-RE relocations;
    - sk_reuseport/migrate program type support;
    - btf_dump__dump_type_data() API, allowing to dump binary data according to BTF type description;
    - btf__load_into_kernel() and btf__load_from_kernel_by_id(), and split BTF variants of them;
    - btf__load_vmlinux_btf() and btf__load_module_btf() APIs;
    - bpf_map__initial_value() API to get initial value of mmap-ed BPF maps;
    - bpf_map_lookup_and_delete_elem_flags() API.
    + BPF-side APIs and features:
    - support for weak typed __ksym externs;
    - BPF timer helpers: bpf_timer_init(), bpf_timer_set_callback(), bpf_timer_start(), bpf_timer_cancel();
    - bpf_get_attach_cookie() helper to get BPF cookie from BPF program side;
    - bpf_get_func_ip() helper;
    - bpf_sys_bpf() helper;
    - bpf_task_pt_regs() helper;
    - bpf_btf_find_by_name_kind() helper;
    - usability improvements for bpf_tracing.h when target architecture is missing.
    + Bug fixes and compatibility improvements:
    - improve BPF support detection on old Red Hat kernels with backported BPF patches;
    - improvements for LTO builds with GCC 10+;
    - pass NLM_F_EXCL when creating TC qdisc;
    - better support of BPF map reuse on old kernels;
    - fix the bug resulting in sometimes closing FD 0, which wasn't created and owned by libbpf itself.
  - Remove patches merged upstream
    + libdir.patch
    + libbpf-Fix-build-with-latest-gcc-binutils-with-LTO.patch
* Fri Aug 27 2021
  - Fix LTO build (bsc#1188749).
    + libbpf-Fix-build-with-latest-gcc-binutils-with-LTO.patch
* Fri Aug 20 2021
  - Depend on new enough Linux headers.
* Mon Aug 02 2021
  - Create libbpf0-32bit needed by libdwarves1-32bit
* Sat Jul 17 2021
  - libbpf is now a separate project, stop building from the kernel
    (bsc#1188419 jsc#SLE-17288 jsc#SLE-18805).
    + libdir.patch
* Mon Jun 08 2020
  - Add python3 as a build dependency.
* Sun Feb 02 2020
  - Build libbpf from kernel sources, not from github sources, for
    consistency with bpftool package.
* Tue Jan 07 2020
  - Reflect SUSE CFLAGS
  - Do not bother with obscpio if we are fetching direct releases
  - Remove patch 0001-makefile-Fix-install-target.patch seems
    to build/install without it just fine
  - Update to 0.0.6:
    + New features
    - new extensible bpf_object__open_{file,mem} APIs and
      DECLARE_LIBBPF_OPTS() macro to go with them
    - bpf_helpers.h, bpf_endian.h, and bpf_tracing.h are now
      distributed with libbpf
    - BPF CO-RE: added field size, field existence, and bitfield
      relocation support
    - BPF CO-RE: BPF_CORE_READ(), bpf_core_field_exists(),
      bpf_core_field_size() and other BPF CO-RE related helpers
      available through bpf_core_read.h header
    - bpf_object__open() API now auto-detects program type from
      its section name
    - BPF_PROG_TRACING programs support (incuding BTF-typed raw
      tracepoints, fentry/fexit programs)
    - mmap() support for BPF global variables
    - declarative map pinning support added
    - probe_read_{user,kernel}[_str]() BPF helpers added
    - bpf_get_link_xdp_info() function to get more XDP information
    - a bunch of other AF_XDP changes
    + Usability improvements
    - no need for int version SEC('version') = 1; anymore
    - raw_tp/tp and uprobe/uretprobe section prefixes added
    - new bpf_program__get_{type,expected_attach_type} getters
    - preserve error code on program load failure
    + Fixes
    - btf_dump padding handling
    - bpf_object__name() returning name, not path
    - ELF section handling off-by-one bug fix
    - mem leak/double free fix in BPF program relocation code
* Tue Oct 01 2019
  - Initial release



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Fabrice Bellet, Sun Jun 9 20:11:48 2024