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libdwarves1-devel-1.32-1.fc43 in Fedora 43

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Changelog

Date Author Change
2026-09-12 Arnaldo Carvalho de Melo <acme at redhat dot com> - 1.32-1 - Regression tests: from 6 in v1.31 to 74 - New coverage work, 16 csets - Add pfunct split BTF test to btf_split - Verify the downloaded perf tarball checksum before extracting - Use a portable high-resolution timestamp - Build the test_bin fixture in the per-test tmpdir - Use POSIX [ instead of [[ in test_lib.sh - btf_type_tag_order.sh: Use gawk for capture-group match() - Fix coverage build by respecting build-coverage/ in PATH - Add automatic perf building for cross-distro compatibility - Check minimum perf metadata records instead of exact counts - Fix perf tests for container environments - Force DWARF 5 in atomic_types test for _Atomic support - Skip tests gracefully on old bpftool versions - Skip instead of fail when old toolchains lack feature support - Fix gcc_true_signatures.sh compiler detection and awk syntax - Add prototype expression parsing and prettify test - Add codiff_multi_cu.sh to cover __cus__find_cu_by_name - Add BTF vmlinux encoding test - Add typedef chain display test - Add _Atomic type compile emission test - Add pahole scattered option paths coverage test - Add pahole --header_type, --range and --seek_bytes prettify test - Add codiff member type change and function prototype diff test - Add dwarf_loader.c bitfield recode and inlining edge case test - Add dwarves.c core API coverage test - Add prefcnt type reference counting coverage test - Add elf_symtab, gobuffer, dutil and pglobal coverage test - Add dwarves_emit and dwarves_reorganize coverage test - Add bitfield, cross-boundary and mixed member type test - Add BTF encoder coverage test for vars, floats and multi-CU - Add codiff terse, verbose and multi-CU diff test - Add pfunct CLI option coverage - Add pglobal variable and function listing test - Add multi-file loading test - Add 5 btf_encoder.c targeted coverage tests - Add medium-effort coverage tests for 5 uncovered code paths - Add CLI display, BTF encoding options and auxiliary tools tests - Add enumerator search test, in 2 csets - Add type containment and pointer search test, in 2 csets - Add coverage-diff.sh workflow and coverage_table.py reporter - Add LLVM source-based code coverage support - Add split BTF encoding test (vmlinux base + kernel module) - Add BTF_KIND_FWD encoding and loading round-trip test - Add BTF bitfield encoding/loading round-trip test - Add BTF FLOAT and ENUM64 type encoding tests - Add BTF VAR and DATASEC encoding test - Add expand_pointers, pfunct_stats and class_list_file tests - Add BTF arena type tag encoding test - Add pdwtags DWARF tag display test - Add codiff struct comparison test - Add bitfield layout and data member filtering test - Add sort output and separator test - Add display format options test - Add class name filtering test - Add compilable output and type filtering test - Add type expansion and anonymous struct test - Add sizes and holes display test - Fix mktemp suffix portability for Alpine Linux - Add emit_atomic.sh test and fix pfunct-btf-decl-tags.sh quoting - Reduce reproducible_build thread count iterations - Add --dump-artifacts to capture DWARF/BTF from binaries - Add --jobs/-j option to limit parallel test execution - Show referenced log file contents in verbose mode - Add --verbose/-v option for better failure diagnosis - Add PERF_BIN support and preserve build logs on failure - Add test number filtering and waiting status line - Add dynamic test timing and reordering to avoid slow tests blocking results - Add --vmlinux option to specify vmlinux file for tests - Run test scripts in parallel - Fix test_lib.sh and test scripts to run from any directory - Guard cleanup() against empty outdir to prevent rm /* - Add BTF_FUNCTIONS_QUICK mode for fast CI iteration - Skip and find vmlinux tests when the running kernel vmlinux is not available - Add inter-CU type reference comparison test - Add GCC default-BTF optimized parameter coverage - Add BTF true_signature encoding tests - Add btf_type_tag ordering test - Support GCC in pfunct-btf-decl-tags test - add gcc true signature test - Support DW_FORM_GNU_ref_alt references to dwz alternate debug files - Add cu parameter to tag__set_spec() and dwarf_tag__set_attr_type() - Fix cus__merging_cu failing to detect DW_FORM_ref_addr - Support DW_TAG_imported_unit for same-file partial units - Allow forcing the merge of CUs for solving inter CU tag references - Initial support for DW_TAG_subprogram in DW_TAG_enumeration - Initial support for DW_TAG_variant_part - Replace stale FIXME/XXX comments with explanations - Fix data race in tag__init() decl_file string cache - Skip libdw__lock when elfutils is built thread-safe - Fix --fixup_silly_bitfields condition check - Fix annotation failure leaks in variable and typedef creation - Allocate type_dcu via dwarf_cu__new to fix dangling stack pointer - Analyze per-parameter information for true signatures - Collect per-parameter information - Detect aggregate ABI register usage and signature changes - Add support for DW_TAG_GNU_annotation - Extract die__add_btf_type_tag() helper [NFC] - Detect reordered parameters - Handle DW_AT_location attrs containing DW_OP_plus_uconst - Fix multi-dimensional array encoding - Fall back to objcopy when llvm-objcopy is not available - Add elf_strptr NULL checks and fix kfunc bounds - Fix early cleanup crashes in btf_encoder__new/delete - Use btf_encoder__tag_type() for all type ID computations - Fix interior pointer free and missing NULL check - Ensure the first same-name function has a non-zero address - Add O_TRUNC to btf_encoder__write_raw_file() - Only skip optimized parms when ABI changed - Emit true function signatures - Prefer strong function definitions for BTF generation - Add true_signature feature support for "."-suffixed functions - Fix a verbose output issue - Factor out BPF kfunc emission - Refactor btf_encoder__add_func_proto - Remove encoder pointer from btf_encoder_func_state - Fix -C -T segfault - Fix option name in the -m/-C error message - Apply the struct-only filters to unions - Don't match unions with --with_flexible_array - Fix --unions --packable segfault - Guard pipe_seek() against negative offsets - Use fseek for seekable files in --prettify and --seek_bytes - Skip inline expansions during BTF encoding - Fix parse_btf_features("all") being a silent no-op - Fix --errno typo that decrements instead of negating - Fix instance memory leak on early returns in prototype__stdio_fprintf_value - Fix BTF function parameter type match check - Add "layout" BTF encoding feature - Fix discarded-qualifiers for strchr/strstr. - Refactor selftests - Automate the steps needed to release a new version - Add build-check-series.sh for bisectability verification - Add tarball targets similar to kernel's perf-tar-src-pkg - Add git SHA tracking via --devel_version option - Add test, coverage and list-targets make targets - Warn loudly when coverage instrumentation is enabled - Add vmlinux_comparison.py for DWARF/BTF analysis - Update minimum required version from 3.5 to 3.10 - Remove 11 dead functions found via coverage analysis, in 2 csets - Add exec_objcopy() shell-injection-safe helper - Fix variable shadowing in __cus__find_struct_by_name() - Fix heap buffer overflow in languages__parse realloc - Don't search for holes before member byte sizes are cached - Fix missing list head initialization in type__clone_members - libbpf sync with 1.8 - Fix NULL dereference in remove_dyn() - Improve language and formatting - Fix incorrect command line argument in documentation - describe layout BTF feature - document true_signature btf_feature - Update LLVM version to 22 - Add clang+aarch64 to matrix - build/install bpftool from kernel tree - Support building kernel with LLVM - Add man page - Add support for split BTF - Mark file-local functions as static - build-and-test-cmd.sh: Move build-dir detection to test_lib.sh, fix container PATH - build-and-test-cmd.sh: Add CI build+test script - Fix -Wsign-compare warnings across the codebase - Fix multi-dimensional array loading - Handle decl tag component_idx for parameters - Fix warnings due to type permutation - Remove leftover comment about --flat_arrays usage - Remove --flat_arrays now that pahole encodes multi dim arrays in BTF - Fix error path resource leaks - Fix error handling when opening file
2026-01-16 Fedora Release Engineering <releng at fedoraproject dot org> - 1.30-3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
2025-07-23 Fedora Release Engineering <releng at fedoraproject dot org> - 1.30-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
2025-05-16 Arnaldo Carvalho de Melo <acme at redhat dot com> - 1.30-1 - New release: 1.30 - Better detection of abort during DWARF loader thread processing - pahole now detects presence of libbpf APIs and BTF features using weak function declarations when built using a shared library libbpf - Type tags are emitted for BPF arena pointers with new BTF "attributes" feature
2025-01-15 Arnaldo Carvalho de Melo <acme at redhat dot com> - 1.29-1 - New release: 1.29 - Multithreading is now in the DWARF loader using a jobs queue and a pool of worker threads. - The BTF encoding now is always reproducible, and as fast/faster than before. - The memory consumption is reduced. - Support for multiple BTF_DECL_TAGs pointing to same tag. - Verify that pfunct prints btf_decl_tags read from BTF. - Don't print functions twice when using 'pfunct -f function_name'.
2024-12-06 Arnaldo Carvalho de Melo <acme at redhat dot com> - 1.28-1 - New release: 1.28 - Various improvements to reduce the memory footprint of pahole, notably when doing BTF encoding. - Show flexible arrays statistics - Add '--padding N' and '--padding_ge N' to show structs with paddings - Introduce --running_kernel_vmlinux to find a vmlinux that matches the build-id of the running kernel. - Don't stop pfunct output at the first function that matches a filter, show all of them - Allow encoding data about all global variables, not just per CPU ones - Handle .BTF_ids section endianness, fully supporting cross builds - Generate decl tags for bpf_fastcall for eligible kfuncs - Add "distilled_base" BTF feature to split BTF generation. - Use the ELF_C_READ_MMAP mode with libelf, reducing peak memory utilization - Allow overriding /sys/kernel/btf/vmlinux via the PAHOLE_VMLINUX_BTF_FILENAME env var - Allow setting the list of compile units via PAHOLE_LANG_EXCLUDE env var - Serialize access to elfutils dwarf_getlocation(). - Honour --lang_exclude when merging LTO built CUs. - Add the debuginfod client cache directory to the vmlinux search path. - Print the CU's language when a tag isn't supported. - Initial support for GNU_formal_parameter_pack, GNU_template_parameter_pack, template_value_param and template_type_param DWARF tags. - Improve the parameter parsing by checking DW_OP_[GNU_]entry_value - Introduce a tests/ directory with regression tests

Dependencies

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  • libdwarves1-devel
  • libdwarves1-devel(x86-64)

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