X-Git-Url: http://git.liburcu.org/?p=lttng-ust.git;a=blobdiff_plain;f=ChangeLog;h=4ac4fe603d31ac5c4196c1d4e96648f5a60d9a2d;hp=7914c8b7c8c05097768a468678f237e37cf87be2;hb=HEAD;hpb=1a2b34be02beefee0c5def81edf8a6487616aad2 diff --git a/ChangeLog b/ChangeLog index 7914c8b7..7fb75389 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,137 +1,1809 @@ -2011-06-12 ust 0.14 - * Rename trace_mark() API to ust_marker(). Old macros kept for - slow deprecation. - * Tracepoint API is now private to UST. - * Introduction of the TRACEPOINT_EVENT API (work in progress). - Please use ust_marker() API while we complete TRACEPOINT_EVENT. - * Privatize many headers which should have always been internal - to UST. At the moment, only marker.h should be included by - applications. When the TRACEPOINT_EVENT API will be completed, - then other headers will be useful for the application - (tracepoint_event.h, tracepoint.h and, indirectly, probe.h). - * Markers: merge fixes from LTTng 0.249 into marker.[ch]. - * Add ust/version.h header file, which exports the UST version - installed. - * Move to liburcu 0.6. Update dependencies. - -2011-05-19 ust 0.13 - * API CHANGE!!! trace_mark has been deprecated, new ust_maker, without - channel name. ex. ust_marker(name, , args...) - * Instrumentation API CHANGE!!! change from trace_(args...) to - tracepoint(name, args...), register_trace_(...) to - register_tracepoint(name, ...) and unregister_trace_(...) to - unregister_tracepoint(name, ...) - * Instrumentation API CHANGE!!! TRACE_EVENT -> TRACEPOINT_EVENT etc - * Mutliple ust-consumerd fixes - * Fix a bug in the tracepoint ptrs section - * Clarify licenses - * Busybox support in most scripts added - * Remove some dead code - * List only online pids and pids that can be accessed by current users - using libustctl - -2011-03-14 ust 0.12 - * ARM support - * Fix lots of low-level bugs, mostly courtesy of Mathieu and Yannick - * Introduce new ustctl cli - * API CHANGE!!! libustcmd renamed to libustctl - * API CHANGE!!! libustctl now uses sockets instead of pids - * Short signal names in scripts for busybox compatibility - -2011-01-14 ust 0.11 - * Fix a serious bug in the newly introduced synchronized timer - implementation. - * Increase compatibility of an autoconf test - -2011-01-14 ust 0.10 - * Run time check for lttng clock source providing synchronized - timestamps - * Rename of ustd and libustd to ust-consumerd and libustconsumer, - remember to run ldconfig - -2010-12-03 ust 0.9 - * Cleaned up namespace - * Compatible with userspace-rcu version 0.5.2 - * Fixed a minor bug in a test - -2010-10-26 ust 0.8 - * API CHANGE!!! Add data pointer to tracepoint probe - void *data is always the first argument to a tracepoint probe - * License LGPGv2.1 text and information added - * Update COPYING file - * Add TRACE_EVENT api proposal, not finalised - NOT usable at this point. Only bound to a printf. - ustctl command for listing trace event - * Multiple fixes - Compilation warnings - Value and error handling - Fix bugs introduce by prior commits - Security fix (CVE-2010-3386) - Add exit status for ustctl - Change malloc to zmalloc for most of UST - Remove unused code, syntax cleanup and consistency for markers - * New UST internal communication protocol - Add message headers - Usage of epoll - * New testcases - * Try to decrease namespace pollution - * Fix valgrind for sendmsg bug - * tracectl destructor aware of fork - -2010-08-16 ust 0.6 - * add ust strncpy interface for input robustness - * multiple memory barrier fix - * add libustd: contains the core functionality of ustd - * add get/set commands for daemon socket path - * fix cacheline aligned to use liburcu value - * fix usage of custom probes: use trace_mark_tp - * remove ltt_relay_buffer_flush function - * add ustctl manpage: force-switch and get/set-sock-path - * fix invalid array size and directory creation mode for ustd - -2010-06-30 ust 0.5 - * add support for PowerPC 32 architecture - * use clock_gettime(CLOCK_MONOTINIC) instead of gettimeofday() - * add several tests - * output test suite results in TAP format - * add support for traced library unregistration (useful with dlclose()) - * add manpages - * compile with -fno-strict-antialiasing - * add support for channel overwrite and non-collection - * update tracepoint api from kernel - * fix various bugs and do various cleanups - * improve documentation - -2010-03-17 ust 0.4 - * remove dependency on libkcompat - * use atomic ops from liburcu - * libmallocwrap: rename to libustinstr-malloc - * libinterfork: rename to libustfork - * add a testsuite - * add ustctl --get-subbuf-size and --get-subbuf-num - * updates for compilation with gcc-4.4 - * remove periodical wakeup in listener thread - * change benign warnings to debug messages, not to confuse users - * ustd: fix destruction to free all file descriptors and memory - * libust: close all file descriptors on close - * remove periodical wakeup in daemon - * code cleanups - -ust 0.3 - * fix several issues, stabilizing tracing of large applications - * add --set-subbuf-size / --set-subbuf-num options to ustctl - * add a signal safe implementation of snprintf - -ust 0.2 - * conversion of the buffering system to per-cpu - * update to the liburcu 0.4 API - * upgrade to trace format 2.6; the latest lttv may now be used - * add support for clone() interception in libinterfork - * port refactorings from the kernel tracer up to 0.173 - * enhancements/refactor of libustcomm - * add sections in the manual about trace viewing and about tracing apps not linked to libust - * debugging output is now enabled by adding -DUST_DEBUG to the CFLAGS - * usttrace: change ustd socket name to ustd-sock-PID - * change app socket directory name for something more descriptive (/tmp/ust-app-socks) - * code cleanups - * various bug fixes +# SPDX-FileCopyrightText: 2011-2023 Mathieu Desnoyers +# +# SPDX-License-Identifier: CC-BY-4.0 + +2021-04-23 (National Take a Chance (on me ?) Day) lttng-ust 2.13.0-rc1 + * Set the 2.13 release codename and description + * sequence type: use previous field for length if length_name is NULL + * tracepoint: Declare tracepoint module register/unregister API + * configure: fix printing a description containing a comma + * Rename lttng_ust_tracepoint_(un)register_lib + * Rename lttng_ust_tracepoint_probe_(un)register + * Move pkgconfig file to 'src/lib/' + * Move the ringbuffer and counter clients to 'src/common/' + * Move the getcpu plugin implementation to liblttn-ust-common + * Move the clock plugin implementation to liblttng-ust-common + * Make futex compat internal to liblttng-ust + * Move dynamic-type to libcommon + * Move lttng_ust_enum_get_from_desc to libcommon + * Move lttng_ust_strerror to liblttng-ust + * Expose a common alloc_tls for liblttng-ust-common + * Rename all 'fixup_tls' functions to 'alloc_tls' + * Hide symbols that shouldn't be part of the ABI + * Hide internal tracepoint and providers data symbols + * tracepoint: introduce macros to hide tracepoint/provider symbols + * Namespace liblttng-ust-ctl symbols + * Prefix public header include guards with LTTNG_UST_ + * fix: missing prefix LTTNG_UST_ for FLOAT_WORD_ORDER on FreeBSD + * Cleanup: probe function: use __ prefixed identifiers for local variables + * API refactoring: introduce probe context + * Fix: move compat macros for tracepoint probes to ust-tracepoint-event.h + * Remove unused tp_list_for_each_entry_rcu + * Tracepoint API namespacing ctf_enum + * Tracepoint API namespacing ctf_unused + * Tracepoint API namespacing ctf_string + * Tracepoint API namespacing ctf_sequence + * Tracepoint API namespacing ctf_array + * Tracepoint API namespacing ctf_float + * Tracepoint API namespacing ctf_integer + * Tracepoint API namespacing tracepoint-rcu + * Tracepoint API namespacing ust-endian + * Tracepoint API namespacing tracelog + * Tracepoint API namespacing tracef + * Tracepoint API namespacing '__lttng_ust_events_exit' + * Tracepoint API namespacing '__lttng_ust_events_init' + * Tracepoint API namespacing '__lttng_ust_probe_register_cookie' + * Tracepoint API namespacing '__probe_register' + * Tracepoint API namespacing '__probe_desc' + * Tracepoint API namespacing '_TP_EXTRACT_STRING' + * Tracepoint API namespacing '__get_dynamic_len' + * Tracepoint API namespacing 'TP_IP_PARAM' + * Tracepoint API namespacing 'TP_SESSION_CHECK' + * Tracepoint API namespacing '__tp_stringify' + * Tracepoint API namespacing '__event_' + * Tracepoint API namespacing '_tp_max_t' + * Tracepoint API namespacing '_TP_ARRAY_SIZE' + * Tracepoint API namespacing '__LTTNG_UST_NULL_STRING' + * Tracepoint API namespacing 'TP_ENUM_VALUES' + * Tracepoint API namespacing 'TRACEPOINT_PROVIDER' + * Tracepoint API namespacing 'TRACEPOINT_INCLUDE' + * Tracepoint API namespacing 'TRACEPOINT_HEADER_MULTI_READ' + * Tracepoint API namespacing 'TRACEPOINT_CREATE_PROBES' + * Tracepoint API namespacing 'TRACEPOINT_MODEL_EMF_URI' + * Tracepoint API namespacing 'TRACEPOINT_LOGLEVEL' + * Tracepoint API namespacing 'TRACEPOINT_ENUM' + * Tracepoint API namespacing 'TRACEPOINT_DEFINE' + * Tracepoint API namespacing 'tracepoint_(un)register' + * Tracepoint API namespacing '__tp_provider' and '__tp_name' + * Tracepoint API namespacing 'TRACEPOINT_PROBE_DYNAMIC_LINKAGE' + * Tracepoint API namespacing ctor, dtor and sections + * Tracepoint API namespacing '_TP_NARGS' + * Tracepoint API namespacing '_TP_EXPROTO' + * Tracepoint API namespacing '_TP_EXDATA' + * Tracepoint API namespacing '_TP_EXVAR' + * Tracepoint API namespacing '_TP_COMBINE_TOKENS' + * Tracepoint API namespacing 'LTTNG_UST_SDT' + * Tracepoint API namespacing '__tracepoint_' + * Tracepoint API namespacing 'tracepoint_destructors_syms' + * Tracepoint API namespacing 'tracepoint_dlopen' + * Tracepoint API namespacing 'TRACEPOINT_EVENT' + * Tracepoint API namespacing 'TP_FIELDS' + * Tracepoint API namespacing 'TP_ARGS' + * Introduce API compatibility macros + * tracepoint: split provider and event name + * lttng-gen-tp: no linker flags when compiling .o + * Fix warnings on FreeBSD + * Add glibc gettid to wrapper + * ust-events.h API const-ness + * Hide lttng_ust_elf symbols + * Disable strict-aliasing globally + * configure: enable extended compiler warnings + * Fix warnings on non-x86_64 systems + * Remove -Wsystem-headers from tests + * Initialize liblttng-ust-common in dependent libraries + * Internal logging lazy-initialization + * getenv: make getenv helper init state mt-safe + * Remove duplicated 'smp' code + * Move liblttng-ust-pthread-wrapper to 'src/lib/' + * tracepoint: validate provider/event name length with static assert + * Rename ringbuffer-context.h to ust-ringbuffer-context.h + * Rename LTTNG_ALLOCATE_COMPOUND_LITERAL_ON_HEAP to add LTTNG_UST_ prefix + * Rename lttng_ust_lib_ring_buffer to lttng_ust_ring_buffer + * Remove unused ringbuffer-abi.h public header + * tracepoint: namespace systemtap UST macros with LTTNG_UST_ prefix + * Rename LTTNG_TP_EXTERN_C to LTTNG_UST_TP_EXTERN_C + * Rename __LTTNG_COMPOUND_LITERAL to LTTNG_UST_COMPOUND_LITERAL + * lttng_ust_static_assert: remove extra semicolons + * Fix: statedump init/exit namespacing + * Namespace tracepoint probes init/exit under lttng_ust_ + * Namespace lttng_static_assert to lttng_ust_static_assert + * notification_send callback takes const event_notifier parameter + * run_filter callback takes const event parameter + * Fix: perform lazy initialization of getenv common lib + * fix: remove unused include wait.h + * Cleanup: use desc variable rather than deeply nested desc pointer + * cleanup: LTTNG_METADATA_TIMEOUT_MSEC defined twice + * Move liblttng-ust-tracepoint to 'src/lib/' + * Move liblttng-ust-common to 'src/lib/' + * Move string-utils.h to 'src/common/' + * Move ns.h to 'src/common/' + * Move lttng-hash-helper.h to 'src/common/' + * Move error.h to 'src/common/' + * Move jhash.h to 'src/common/' + * Move creds.h to 'src/common/' + * Move futex wrapper to 'common/compat/' + * Split ust-events-internal.h between common and liblttng-ust + * Move getenv to libcommon + * Move getcpu.h to 'lib/lttng-ust/' + * Split the common part of clock.h + * Move wait.h to 'src/common/' + * Rename internal ust_err to lttng_ust_logging + * Move liblttng-ust to 'src/lib/' + * cleanup: convenience libs at root of 'src/common/' + * Split and move compat.h to 'common/compat/' + * Move the mmap wrapper to 'common/compat/' + * Move libustcomm to 'src/common/' + * Move fd-tracker to liblttng-ust-common + * Move libringbuffer to 'src/common/' + * Move libcounter to 'src/common/' + * Move liblttng-ust-ctl to 'src/lib/' + * Move liblttng-ust-java* to 'src/lib/' + * Move liblttng-ust-dl to 'src/lib/' + * Move liblttng-ust-fd to 'src/lib/' + * Move liblttng-ust-cyg-profile to 'src/lib/' + * Move liblttng-ust-libc-wrapper to 'src/lib/' + * Move liblttng-ust-python-agent to 'src/lib/' + * Fix: event notifier group context leak + * Fix: perf counter context: leak event field structure + * Document nested type alignment field + * Move msgpack to libcommon + * Add an internal 'libcommon' for utils + * Move internal headers to 'src/' dir + * Add 'src' dir to global include path + * Move all sources to 'src/' + * Fix: pass private data to context callbacks + * Fix: app contexts: do not leak app context name, event field, context field + * Remove TRACEPOINT_INCLUDE_FILE undef + * Remove TRACEPOINT_INCLUDE_FILE macro + * Remove app context backward compatibility dead code + * Cleanup: Unaligned vs aligned ring buffer access comment + * Update unaligned vs aligned ring buffer access comment + * Refactoring: add back constness of public API structures + * Add 'ctf_unused' tracepoint field type + * cleanup: explicitly mark unused parameters (-Wunused-parameter) + * cleanup: rename template headers + * fix: string constants (-Wwrite-strings) + * fix: all functions have declarations (-Wmissing-prototypes -Wold-style-definition) + * cleanup: function attribute 'always_inline' + * cleanup: function attribute 'hidden' + * cleanup: function attribute 'no_instrument_function' + * cleanup: function attribute 'destructor' + * cleanup: function attribute 'constructor' + * cleanup: function attribute 'unused' + * tests: benchmark: improve benchmark scalability accuracy + * tests: benchmark: use cpu-bound workload, calculate average and std.dev. + * tests: improve benchmark script + * cleanup: function attribute 'format' + * Fix: liblttng-ust-ctl: missing ring buffer and counter clients init/exit symbols + * New API: lttng_ust_init_thread() for async-signal tracing + * fix: redundant decl of channel_destroy (-Wredundant-decls) + * Fix: tls-compat with hidden ring buffer context + * Fix: tls-compat with hidden ring buffer context + * Refactoring: hide internal fields of ring buffer context + * Move private ABI counter client symbols to dedicated header + * fix: add fallthrough annotations (-Wimplicit-fallthrough) + * fix: add format attribute to relevant functions (-Wsuggest-attribute=format) + * fix: use proper format specifiers in tests (-Wformat) + * fix: shadowed local variable in macros (-Wshadow) + * fix: size_t is unsigned, can't be negative + * Import libtap from babeltrace + * Add unit tests for utils macros + * Add a C++ version of lttng_ust_is_signed_type + * fix: int8_t is not considered an integer + * Add unit tests for lttng_ust_strerror + * Re-implement lttng_ust_strerr + * Namespace 'lttng_alignof' to 'lttng_ust_rb_alignof' + * Namespace remaining symbols in lttng/ringbuffer-context.h + * Python agent lib soname major bump + * Introduce SONAME defines + * Namespace ust-fork symbols + * Namespace RING_BUFFER_ALIGN macros + * cleanup: Remove redefinition of CHAR_BIT + * cleanup: Namespace public utils macros + * tracepoint probe refactoring: Move provider name to provider descriptor + * Refactoring: remove ring buffer channel pointer from struct lttng_ust_channel_buffer + * API cleanup: Remove handle from struct lttng_ust_channel_buffer + * Remove handle field from ring buffer context + * ring buffer context: cpu number becomes an output of reserve + * Fix: truncation of text array and sequences by NULL terminator + * Cleanup: use "char" type for padding + * compiler warning cleanup: is_signed_type: compare -1 to 1 + * Rename struct lttng_ust_channel_ops to struct lttng_ust_channel_buffer_ops + * fix: Group Targets requires GNU Make >= 4.3 + * clock override: introduce getter API for lttng tools + * ust-abi: add missing lttng_ust_abi prefixes + * fix: java detection is optional + * fix: use configured python when building the examples + * ABI refactoring: sequence and array of text: copy input as string + * cleanup: don't copy lttng-gen-tp in OOT builds + * configure: convert the remaining tab indent to spaces + * configure: regroup autoconf substituted variable + * configure: regroup automake conditionals + * configure: regroup C defines + * Introduce AE_FEATURE to manage configure features + * configure: regroup os and arch specific defaults + * configure: regroup library checks + * configure: regroup program checks + * configure: regroup C header checks + * configure: regroup and expand C compiler checks + * configure: Introduce macro ae_in_git_repo + * configure: centralize version information + * Use a single macro to configure CXX + * fix: use the configured cmake binary + * configure: standardize automake conditional names + * Centralize arch detection in a public header + * Set the default ust constructor timeout in the headers + * fix: don't override the project wide AM_CPPFLAGS + * Add basic shell tests script framework + * Simplify python agent build + * port: update pthread get/set name compat + * Fix: bytecode linker: validate event and field array/sequence encoding + * Validate match of all session channel's UUID + * Cleanup: Remove whiteline + * Cleanup: align private header comments + * Cleanup: remove old comments + * Refactoring and fix: bytecode ABI + * Bytecode: update documentation + * Refactoring: bytecode interpreter ABI + * Fix: java agent: migrate to new channel structures + * Move event context to private structures + * Move channel context to private structures + * Refactoring: Channel structures + * struct lttng_channel: split protocol ABI from instrumentation ABI + * Remove the LTTNG_PACKED macro + * Move public tracepoint definition headers to 'lttng/tp' + * Namespace lttng/align.h as lttng/ust-align.h + * Namespace lttng/bug.h as lttng/ust-bug.h + * Namespace enum lttng_ust_bytecode_interpreter_ret flags with lttng_ust_ prefix + * Namespace _float_mant_dig with lttng_ust_ prefix + * Namespace enumeration structures/enum with lttng_ust_ prefix + * ust-elf.h should be private, with public symbols + * counter-config.h should be private + * Fix: perf counters context: error handling on type allocation + * Fix: lttng_ust_destroy_type: add missing free() for compound types + * Fix: missing field name refactoring in java agent + * Fix: replace ringbuffer-config.h by ringbuffer-context.h include + * Add missing ringbuffer-context.h + * Refactoring: Privatize ring buffer config header + * Refactoring: Introduce extensibility scheme for tracepoint structures + * Clean-up: ustctl: adapt comment to use new ABI name + * Fix: ustctl: leak of event notifier data on communication error + * Refactoring: UST types public interfaces + * Refactoring: remove struct_size from struct lttng_ust_ctx_value + * Refactoring: struct lttng_ust_channel_ops + * Hide forward declaration of struct lttng_event_notifier_group + * Namepace struct lttng_session with lttng_ust_ prefix + * Cleanup: public type macros coding style + * Cleanup: Add whitelines after struct_size fields + * Refactoring: context structures + * cleanup: add comments to lttng/ust-endian.h + * Namespace 'struct channel' under 'lttng_ust_lib_ring_buffer_' + * Move context types to private header + * Move lttng_ust_dl_update to private ABI + * Namespace private ABI lttng_transport_find symbol + * Hide private lttng_session_active symbol + * Namespace lttng_context_procname_reset public symbol + * Remove LTTNG_HIDDEN macro + * Hide or namespace the remaining tracepoint internal symbols + * Refactoring: struct lttng_stack_ctx + * Refactoring: struct lttng_bytecode_runtime + * Move hash tables to internal header + * Cleanup: add whiteline after struct_size field + * Move struct lttng_counter_ops to internal header + * Move struct lttng_enum to internal header + * Refactoring: struct lttng_channel_ops + * Refactoring: struct lttng_enum_desc and lttng_enum_entry + * Refactoring: struct lttng_event_field + * Refactoring: struct lttng_event_desc and lttng_probe_desc + * Document public event and session structures + * Document public event structures + * Refactoring: combine event recorder and notifier callback functions + * Introduce event type field in common structure + * Refactor struct lttng_ust_lib_ring_buffer_ctx + * Combine common recorder/notifier functions to lttng_free_event_filter_runtime + * Rename struct lttng_event_notifier to struct lttng_ust_event_notifier + * Refactoring: namespace ust-abi.h content under regular prefix + * Refactor event notifier structure + * Rename struct lttng_event_common to struct lttng_ust_event_common + * Rename struct lttng_event to struct lttng_ust_event_recorder + * Introduce common event structure + * Fix: bytecode linker: iteration on wrong list head + * Fix: re-introduce basic type serialization functions + * Remove array, sequence, enum, struct legacy types + * Add structure size field to struct lttng_session + * Add structure size field to struct lttng_event + * Refactoring: introduce session private structure + * Refactoring: introduce bytecode runtime private structure + * Refactoring: introduce event private structure + * Namespace tracepoint_init and tracepoint_exit + * Remove lttng_ust_synchronize_trace public symbol + * Hide remaining tracer core private symbols + * Expose liblttng-libc-wrapper malloc ctor in public header + * Hide private context utils symbols + * Add missing doc/man/vtracelog.3 to gitignore + * tracef-tracelog-limitations.txt: take variadic variant into account + * tracef.3.txt/tracelog.3.txt: always take variadic variants into account + * doc/man/Makefile.am: handle vtracef(3) and vtracelog(3) correctly + * tracelog.3.txt: add `vtracelog` to the "NAME" section + * lttng-ust(3): reorganize the "Context information" section + * Hide tls fixup private symbols + * Hide ust_lock private symbols + * Hide strutils private symbols + * Hide lttng_ust_statedump private symbols + * Hide print_op private symbol + * Hide lttng_ust_getenv private symbols + * counter: shrink down number of dimensions to 4 + * counters: add coalesce_hits to control API and protocol + * liblttng-ust-fd doesn't use the internal logging system + * Make 'lttng/ust-error.h' official API + * Drop unused typedef t_statedump_func_ptr from API + * README: lttng-ust does not depend on liburcu at runtime anymore + * Move ust-events.h private structs to internal + * Move ust-events.h private functions to internal + * Remove forward decl for unused 'struct lttng_ust_context_app' + * Move 'struct lttng_enabler' to private headers + * Move 'enum lttng_client_types' to private headers + * Move context symbols to private header + * Remove leftover symbols from liburcu-bp compat + * Remove unused ring buffer client callbacks symbols + * Remove ring buffer client callbacks from public headers + * Move lttng_ust_fixup_fd_tracker_tls to private header + * Move perf counter symbols to private header + * Bump liblttng-ust-ctl soname major to 5 + * fix: trailing backslash in include/Makefile.am + * Document why the fd tracker is ABI without a public header + * Delete unused private header ust-ctl-private.h + * Hide private usterr-signal-safe.h symbols + * Move internal elf macros to a private header + * Move compat macros in 'lttng/align.h' to a private header + * Make 'lttng/bitmap.h' a private header + * Hide libringbuffer private symbols + * Hide private snprintf symbols + * Hide private ust-comm.h symbols + * Hide private ust-snprintf.h symbols + * Hide private share.h symbols + * Hide private ust-dynamic-type.h symbols + * Document why context provider is ABI without a public header + * Use 'ust-' prefix for all global private headers + * Move private headers out of 'lttng/' public header dir + * Fix: lttng_event_notifier_group_error_counter_cmd does not respect caller convention + * Move to kernel style SPDX license identifiers + * fix: unix socket peercred on FreeBSD + * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start + * Fix: "Cleanup: clarify bytecode ownership" + * Fix: Use unix socket peercred for pid, uid, gid credentials + * Move and hide new 'lttng_ust_counter_create' private symbol + * Move and hide new time_ns private symbols + * Move and hide new 'lttng_counter_transport_*' private symbols + * Hide new 'lttng_counter_client_percpu_*' private symbols + * Hide new 'ustcomm_recv_*' private symbols + * Hide new 'lttng_ust_lfht_*' private symbols + * Hide new 'lttng_release_event_notifier_group_error_counter' private symbol + * Hide new 'lttng_fixup_time_ns_tls' private symbol + * Hide new 'lttng_counter_*' private symbols + * Hide new 'lttng_ust_compat_futex_*' private symbols + * Hide new 'lttng_ust_context_set_event_notifier_group_provider' private symbol + * Hide new 'lttng_bytecode_*' private symbols + * Hide new 'lttng_context_init_all' private symbol + * Hide new 'lttng_counter_*' private symbols + * Hide mew 'lttng_msgpack_*' private symbols + * Hide new 'patient_writev' private symbol + * Remove unused deprecated and backward compatibility fields + * Remove backward compatibility for liburcu-bp + * Cleanup: Remove deprecated symbols following soname major version bump + * Bump soname major to 1 + * Fix: memory and fd leaks in error counter + * Cleanup: clarify bytecode ownership + * Cleanup: clarify ownership of excluder + * Fix: event notifier group: fix fd leak on error + * Fix: stream fd leaks on error + * Fix: channel leak on error + * Fix: lttng_abi_map_channel should be static + * Fix: Use default visibility for tracepoint provider symbol + * Fix: configure: support Autoconf 2.70 + * Fix: event notifier create protocol order issue + * Fix: lttng-ust 2.13 should not try to use notifiers from 2.12 or prior probes + * Fix: UST comm protocol: event notifier command is too large + * Fix: incorrect parameters passed to vtracelog + * event-notifier: Initialize `_notifier_notification` struct to zero + * Add tests/unit/libmsgpack/test_msgpack to gitignore + * ustctl.h: use enumeration values 0, 1 for bitness + * ust-abi: use 0, 1 for counter enumerations + * Cleanup: ust-abi: BITNESS_{32,64}BITS -> BITNESS_{32,64} + * Cleanup: use tabs in ust-abi.h + * Fix: add struct lttng_event_notifier forward declaration + * Fix: event notifier: notification send should be a callback + * Fix: ust-urcu: allow legacy applications without _LGPL_SOURCE + * Fix: ust-tracepoint: make sure to expand tracepoint provider token + * Fix: notifier: use store-release/load-acquire for error counter + * Fix: event-notifier: Groups may not have an error counter + * ustctl: Initialize counter_conf struct to zero + * cleanup: use + * port: fix futex_async wrapper namespacing on FreeBSD + * port: use ust-endian.h compat + * Fix: event-notifier: not propagating error counter indexes + * fix: undefined symbols for tracepoints in lgpl source + * Remove runtime dependency on liburcu shared objects + * Fix: handle default switch case with -EINVAL in __lttng_counter_add + * Bump LTTNG_UST_EVENT_NOTIFIER_PADDING to 32 bytes + * Fix: memory leak in apply_context_reloc + * Fix: libcounter bad compare + * Fix: remove dead code in msgpack.c + * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative + * Fix: libcounter: use LTTNG_UST_ALIGN + * Fix: ust-abi: clarify which command is used on which object descriptor + * Implement event notifier error counter + * Implement libcounter + * Implement capturing payload on event notifiers + * bytecode: handle all integer types of dynamic contexts + * bytecode: initialize all contexts on event notifier group creation + * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type + * Generalize `lttng_enabler_link_bytecode()` bytecode list + * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()` + * Add `interpreter_funcs` to `lttng_bytecode_runtime` + * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()` + * Implement enum and sequence capture serialization functions + * Extract `handle_bytecode_recv()` function + * Rename filter bytecode types and files + * bytecode: generalize `struct lttng_ust_filter_bytecode_node` + * Cleanup: Rename filter functions/fields to mention "filter" + * Add `patient_writev()` function + * Add `libmsgpack` for serializing captures + * bytecode: allow interpreter to return any type + * bytecode: propagate `rev_bo` of element + * bytecode: set register type to `REG_PTR` even if not used + * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction + * bytecode: add `REG_U64` interpreter register type + * Implement event notifier + * Add token to `struct lttng_ust_event` + * Create `_for_each` function to unregister probe providers + * Cleanup: extract function to borrow hashlist bucket + * Decouple `struct lttng_event` from filter code + * Cleanup: hide `lttng_ust_{filter_bytecode,excluder}_node` + * Abstract base `lttng_enabler` to support other types of enablers + * Rename `enum lttng_enabler_type` to `_format_type` + * Decouple `struct lttng_session` from filter code + * port: FreeBSD 12.2 added pthread_setname_np + * port: tests: Add a simple unit test for shm operations + * port: fsync(2) on a POSIX shm fd returns EINVAL on FreeBSD + * port: set shm size with ftruncate before writing + * fix: pass the detected CFLAGS to the C++ compiler + * Cleanup: silent rules are always available in automake >= 1.12 + * Cleanup: Use pkg-config to detect liburcu + * tests: Move tap-driver.sh out of the autotools aux directory + * Enable autotools warnings as errors + * Cleanup: separate tests between 'unit' and 'compile' + * Cleanup: Bump autoconf required version to 2.69 + * Cleanup: Remove obsolete and unused tests + * fix: pthread_setname_np tests to match compat behavior + * fix: pthread_setname_np fails on longer tread names + * Namespace lttng/align.h macros + * Fix: remove redefinition of _GNU_SOURCE + * Add pthread_setname_np tests + * port: fix pthread_setname_np integration + * Cleanup: standardise include path + * port: no libnuma on FreeBSD + * port: use /bin/sh in test_ust_elf + * port: fix typo 'lttng_ust_safe_closefrom' -> 'lttng_ust_safe_closefrom_fd' + * port: include limits.h first for CHAR_BIT + * port: fix endian and byteswap compat on FreeBSD + * port: Silence macro redefinition warnings on FreeBSD + * port: fix pthread autoconf detection to support FreeBSD + * Set version to 2.13-pre + * Fix: ustctl_release_object: eliminate double-close/free on error + * tests: return the proper TAP exit code + * Add userspace time namespace context + * Use libtool syntax in LDADD + * Add missing files to distribution + * Fix: python agent: 'time' has no attribute 'clock' + * Fix: libc-wrapper: undef temporary token rather than value + * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC + * Cleanup: have interpreter functions return _DISCARD instead of 0 + * Cleanup: bytecode: typo: "s16" -> "u16" + * doc: Explain `struct lttng_bytecode_runtime` layout restrictions + * Fix: event probes attached before event enabled + * Fix: use underlying types for array and sequence assertion + * Add compile time assertion that array and sequence have integer elements + * Implement compile time assertion macro wrapper + * Fix: agent: read: end of loop condition should exclude 0 + * fix: Java examples CLASSPATH override + * Add missing files to .gitignore + * fix: Add CLASSPATH to autoconf precious variables + * Fix: Java agent: close session daemon socket on error + * Java agent: Use inequality for read bound check + * Fix: Java agent: handle partial payload read + * Fix: incorrect field accounting for dynamic type + * ust-compiler.h: Allocate compound literals on heap with gcc <= 4.8 + * Require C++11 for building probe providers with C++ compiler + * filter: bytecode already in the list should go before + * Bump LTTNG_UST_ABI version from 8.1 to 9.0 + * tracepoint: Refactor representation of nested types + * Remove has_strcpy check following probe provider version bump + * Bump LTTNG_UST_PROVIDER_MAJOR from 1 to 2 + * ust-compiler.h: Implement __LTTNG_COMPOUND_LITERAL + * Document dependency on liburcu >= 0.12 + * configure: add check for DEFINE_URCU_TLS_INIT + * Cleanup: use DEFINE_URCU_TLS_INIT for all CONFIG_RCU_TLS configurations + * Fix: namespace contexts !CONFIG_RCU_TLS variable initialization + * Record event as soon as one filters evaluates to TRUE + * Cleanup: ust-tracepoint-event.h: extract `__num_fields` in a variable + * Fix: v.u.d might be uninitialized + * Fix: Add missing vtracelog demo to make dist + * Fix: Add missing vtracef demo to make dist + * Introduce vtracelog + * Introduce vtracef + * Fix: set FD_CLOEXEC on incoming FDs. + * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables + * Fix: jhash.h: remove out-of-bound reads + * Fix: generation of man pages with multiple refnames + * Cleanup: remove trailing white spaces across project + * Fix: lttng-ust-comm.c: return number of fd rather size of array + * liblttng-ust-comm: move `_unlock_fd_tracker()` after `close()` on error paths + * Cleanup: liblttng-ust: change `int` flag to `bool` + * liblttng-ust: exit loop early on event enabler match + * Cleanup: remove redundant memory barrier + * Cleanup: remove unused `lttng_bytecode_runtime::event` field + * Docs: explain why unused `lttng_enabler::ctx` is kept around + * Cleanup: remove unused `lttng_free_enabler_filter_bytecode()` func + * Cleanup: move unused function to deprecated symbol list + * Cleanup: remove unused `__check_ust_safe_fmt()` function + * Cleanup: silence unused parameter `ps` warning + * Cleanup: apply `include-what-you-use` guideline for `close()` + * Cleanup: apply `include-what-you-use` guideline for `uint*_t` + * Cleanup: apply `include-what-you-use` guideline for `mbstate_t` + * Cleanup: apply `include-what-you-use` guideline for `fpos_t` + * Cleanup: apply `include-what-you-use` guideline for `size_t` + * Cleanup: typo: column -> colon + * Add git-review config + +2020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1 + * Fix: build with -fno-common + * Bump LTTNG_UST_ABI_MINOR_VERSION to 1 + * lttng-clear: stop tracing required + * doc: fix build failure due to wrong whitespace character + * doc: reformat long lines in doc/examples/Makefile.am + * doc: pass AR when building examples + * Require automake >= 1.12 + * Add procname to lttng_ust_statedump information + * Docs: LTTNG-UST(3): missing references to some namespace man pages + * Set version to 2.12-pre + * Add pkgconfig support for liblttng-ust-ctl + * Fix: uninitialized variable in lib_ring_buffer_reserve_committed + * Fix: document proper liburcu version dependency + * Fix: Add missing files to distribution + * Add userspace vuid/vgid contexts + * Add userspace namespace contexts + * Fix: lttng perf counter deadlock + * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs" + * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs + * Fix: fd tracker: provide async-signal-safety for close wrapper + * Fix: Disable cancellation around fd tracker lock + * Fix: Lock FD tracker across fork + * doc/man: include build version in GitHub links + * Check if the AR environment variable exists for cross compilation + * ustctl: Implement ring buffer clear + * Make bitfield.h C++-friendly + * Fix: don't wait for initial statedump when 0 session active + * Fix: wait for initial statedump before proceeding to the main program + * Use MAP_POPULATE to reduce pagefault when available + * Fix: remove uninitialised value + * Fix: GCC unaligned pointer warnings + * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0 + * Fix: missing define when not building with gcc + * Fix: client_sequence_number may dereference NULL pointer + * Fix: namespace our gettid wrapper + * Fix: get tid not pid in vtid context + * Cleanup: bitfields: streamline use of underscores + * Silence compiler "always false comparison" warning + * Fix: bitfield: shift undefined/implementation defined behaviors + * Fix: Update coding style link + * Fix: alignment of ring buffer shm space reservation + * Fix: allocate ts_end in ringbuffer shared memory + * Fix: timestamp_end field should include all events within sub-buffer + * Harmonize rw_prog_cxx_works macro across projects + * Update macros from the autoconf archive + * ust-ctl API: clarify getter usage requirements + * Fix: don't access packet header for stream_id and stream_instance_id getters + * Add LTTNG_PACKED ifdefs to validate that it is defined + * Report perf integration status at configure + * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc + * Code cleanup in contexts + * doc: remove repeated word in coding style + * tap-driver.sh: flush stdout after each test result + * Move wait_shm_mmap initialization to library constructor + * Fix: additional compiler barriers for procname context + * Fix: procname context async-signal safety + * Cleanup vtid/vpid context caches + * Cleanup: fix typo 'acces' -> 'access' + * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation + * Cleanup: test Makefiles + * Add silent mode to examples Makefiles + * Add silent rules support for docs + * Use config.h to define SONAME major number + * Use a variable to select the dlopen lib in Makefiles + * Add hello-many to gitignore + * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11 + * Clarify lib_ring_buffer_switch_slow() requirements + * tests: hello-many + * Fix: sync event enablers before choosing header type + * Fix: address shellcheck warnings/errors in example scripts + * Fix: check for event class/instance prototype mismatch + * Fix: race between statedump and library destructor + * Fix: reset procname on fork in child process + +2018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1 + * Fix: add missing stdbool.h include + * Move symbol preventing unloading of probe providers + * Fix: Remove unused line from liblttng-ust-fd makefile + * Fix: add liblttng-ust dependency to liblttng-ust-fd + * Fix: use LIBDL/LIBC_DL to select either libdl or libc + * Fix: lttng filter validator ERANGE error handling + * Filter: implement dynamic typing for load object + * Filter: add FILTER_OP_RETURN_S64 instruction + * Perform bitwise ops on unsigned types + * Filter: catch shift undefined behavior + * Filter: implement bitwise lshift, rshift, not + * Filter: index array, sequences, implement bitwise binary operators + * Fix: AM_CONDITIONAL should be outside AS_IF block + * Fix: build jni libs with openjdk >= 10 + * Fix: ustfork: save and restore errno in syscall wrappers + * Fix: cache the result of getpid() internally + * Fix: reset cached vpid context on fork + * Fix: build example SO when PIE is enabled + * Fix: string comparison on incorrect length in context provider + * Support unloading of probe providers + * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc + * dlopen() liblttng-ust.so from constructor to prevent unloading + * Add probe provider unregister function + * Cleanup: Move version numbers in separate variables in configure script + * Remove duplicate provider name checks + * Fix: remove for() loop initial declarations + * Use ust_lock during sock_info operations for atomicity against fork + * Force tracked fd to be bigger than STDERR_FILENO + * Fix: numa: dynamically check that numa is available + * Fix: specify SONAME in python-lttngust LoadLibrary + * Fix: ensure fd tracker is initialized when called from constructors + * Fix: fd of an elf object must be registered to the fd tracker + * Cleanup: clock description for metadata was moved to lttng-sessiond + * Fix: liblttng-ust-fd.so: override fclose symbol + * Revert "Use initial-exec TLS model" + * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE" + * configure.ac: add --disable-examples option to not build/install examples + * Disable NUMA by default on 32bit arm + * Update Makefile.am output about libnuma not found + * Update readme to document opt dep on numa + * numa support: allow disabling numa support + * Update README to document dependency on libnuma + * Take NUMA configuration into account for UST buffer allocation + * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE + * Use initial-exec TLS model + * lttng-gen-tp: formatting + * Fix: lttng-gen-tp: only replace file extension + * Fix: move fsync after ftruncate + * Fix: sync buffer file metadata on buffer allocation + * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable + * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables + * Fix: doc/man: use a single XSL file and match local names + * Fix: Expand the shmobj size for the sequence number + * Introduce LTTNG_UST_ALLOW_BLOCKING env. var. + * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined + * Calculate context length outside of retry loop + * Fix: Quote CMAKE variable assignment in Makefile + * Rework configure script + * Fix: Typo in doc/examples/Makefile.am + * Fix: Don't override user variables within the build system + * Move m4 scripts to m4 dir + * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry + +2017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1 + * Clean-up: remove unused variables to silence gcc warning + * Add ustctl_snapshot_sample_positions ustctl command + * Cleanup: formatting in strutils_star_glob_match explanation + * doc/man: add typical `$` and `#` prompts to command lines + * Fix: add missing getenv.h include to ustctl.c + * Fix: race between lttng-ust getenv() and application setenv() + * Use SIZE_MAX instead of -1ULL for size_t parameter + * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL + * Fix: out of bound array access in filter code + * Correctly clean all generated JAR files + * Fix: List missing file in Java agent's Makefile + * Support generic globbing patterns in the Java agent + * Log more information in the Java TCP client + * Cleanup: Remove unused import in JUL Java agent + * Add support for star globbing patterns in event names + * Filtering: add support for star-only globbing patterns + * Add string utilities + * Fix: (un)install targets of Python agent + * Fix: include config.h to resolve HAVE_DLMOPEN + * Validate the presence of dlmopen at configure time + * Fix: CMake examples integration + * doc/examples/Makefile.am: define C and C++ compilers for CMake + * lttng-ust(3): document `lttng_ust_loaded` symbol + * lttng-ust(3): document `perf:thread:raw:rN:NAME` context + * lttng-ust-dl(3): update documentation + * lttng-ust(3): document liblttng-ust-fd + * doc/man: document the lttng_ust_lib events + * doc/man: add full stop to descriptive table cells + * doc/man: reorganize source for tables + * lttng-ust(3): sort ctf_*() macro parameter definitions + * lttng-ust(3): fix alignment and indentation + * lttng-ust(3): document new ctf_*() array/sequence network/hex macros + * Filter code relicensing to MIT license + * Performance: add missing "caa_unlikely" on fast-path + * Fix: blocking mode: add missing stdbool.h include + * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT + * Fix: loglevel and model_emf_uri build fix + * Fix: loglevel and model_emf_uri with g++ compiled probes + * Fix: Out of tree build of liblttng-ust-java + +2016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1 + * Fix: cmake example with configure based oot build + * Fix: perform statedump before replying to sessiond + * build: check for CXX_WORKS for cmake example + * Implement liblttng-ust-fd + * Introduce file descriptor tracker + * Fix: honor send timeout on unix socket connect + * Fix: perform TLS fixup in all UST entry points from each thread + * Fix: build: pass configure flags to cmake example + * Performance: implement lttng_inline_memcpy + * Performance: mark ring buffer do_copy callers always inline + * Performance: cache the backend pages pointer in context + * Add ctx_len field to ring buffer context + * ring buffer: handle shmp errors + * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths + * Performance: Only dereference shmp once + * Performance: Mark channel and buffer event disabled check unlikely + * Performance: Relax atomicity constraints for crash handling + * Fix: compat: -ust suffix sprintf error handling + * Performance: disable event counting by default + * Fix: remove unlock in getcpu + * Performance: remove rcu read lock from ring buffer get/put cpu + * Performance: define _LGPL_SOURCE in LGPL c files + * Performance: split check deliver fast/slow paths + * Fix: perf counters build against kernel headers < 3.12 + * Fix: perf counter context deadlock + * Fix: many-events registration/unregistration speed + * Fix: pre-fault TLS in ust-malloc instrumentation + * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability + * Fix: reset vtid cache before releasing urcu locks + * Fix: cleanup local_apps.allowed flag on lib cleanup + * Fix: Correctly handle invalid agent port file + * Fix: memory corruption in compat.h + * Introduce lttng_ust_loaded weak symbol + * Revert "Introduce LTTNG_UST_LOADED environment variable" + * Introduce LTTNG_UST_LOADED environment variable + * Fix: remove invalid free + * Use AC_PROG_MKDIR_P (generic mkdir -p) + * Split CMake example build steps on different lines + * Fix: CMake example: specify source/built includes/libs + * configure: allow building perf support across all architectures + * Fix: use-after-free in statedump lib iter_end + * Add generic fallback for perf counter read + * Fix: perf counters: sign-extend pmc register + * doc: Add flags for JUL and python agent compiling + * tests/hello.cxx: add ctf_enum_auto() entries + * Add ctf_enum_auto() for autoincrementing enumeration values + * Add missing ust_lib.c and ust_lib.h + * dl instrumentation: add dlmopen event, trace dlopen flags + * Add library load/unload tracking events + * Communication protocol: use fixed-size integer rather than enum + * Add ustctl command to regenerate the statedump + * Implement statedump command in UST + * tests/hello.cxx: add enumeration field + * Fix: ctf_enum_value() does not work with g++ + * Fix: lttng context perf: missing stdbool.h header include + * Add perf context support for ARMv7 + * Keep perf context FD open for other architectures + * Doc: cmake example: fix coding style + * Doc: ship cmake example with 'make distcheck' + * Doc: add CMake example + * configure.ac: check cmake availability + * Only build python lib when agent is enabled + * doc: information has no plural + * Fix: allow non-LGPL modules to use tracepoints + * Add -ust to the name of UST threads of the application + * Comment the locking mechanisms in ContextInfoManager + * Fix: Null-check return value of log4j.Category.getAllAppenders() + * Add liblttng-ust-agent.jar to the .gitignore + * Fix: Specify encoding when reading agent port file + * Fix: Include child loggers in the output of "lttng list" + * Fix: Handle both agent config files pointing to same port + * Suppress static method warning + * Add more logging to the LttngTcpSessiondClient + * Use config.h to detect sched_getcpu support + * Fix: use limits.h in ust-elf test + * Fix: strerror_r behavior is glibc specific + * Add support for musl libc to ust-dlfcn.h + * Fix: don't generate 0-len array in tracepoint probes + * Fix: log4j example: set logger level to prevent unexpected level inheritance + * Fix: no LGPL define for malloc and pthread wrappers + * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE + * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects + * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects + * Fix: don't call __builtin_return_address(0) on 32-bit powerpc + * Update version name TBD + * Update version to 2.9.0-pre + * Fix: tracepoint header: declare tracepoint_dlopen_ptr + * Fix: update debug message about weak-hidden symbols + * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr + * Fix: test: relax requirement on weak-hidden symbol address + * Fix: work-around gcc optimisation oddness on 32-bit powerpc + * Fix: test weak-hidden symbols + * Print DBG() message about compiler weak hidden symbol behavior + * test: add test for gcc issue with weak hidden symbol on powerpc + * Restrict Java context retriever names to a set of valid characters + * Fix: Correctly compute Java agent list loggers response size + * Add support for aarch64_be + * Fix: Fix synchronization of LTTngAgent#dispose + * Fix: Verify number of bytes contained in sessiond agent commands + * Fix: Avoid potential null dereference with log4j loggers + * Specify UTF-8 encoding for all Java agent commands + * Fix: merge tap tests stdout and stderr + * Documentation: ring buffer: SWITCH_FLUSH can be used when active + * Fix: unchecked return value in trace_clock_read64_monotonic + * Fix: portability: no arith on void pointer + * Fix: initialize build id and debug link flags to 0 + * Tests: Add tap-driver.sh for automake < 1.12 + * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events + * Tests: Replace prove by autotools tap runner + * bootstrap: Standardize on autoreconf -vi + * Harmonize bootstrap script across projects + * lttng-ust(3): order environment variables + * lttng-ust(3): fix syntax of env. variables section + * lttng-ust(3): document $LTTNG_HOME + * Fix: Java agent should use LTTNG_HOME + * Fix: examples make distcheck failure + * Cleanup: add static for internal symbols + * Cleanup: Remove unused max() macros from ring_buffer_frontend.c + * Use min_t/max_t macros in lttng-ust-elf.c + * Tests: update ust-elf tests to reflect correct memsz computation + * Fix: erroneous computation of ELF in-memory size + * Make code and man pages share the same default values + * Fix: remove NULL check of nonnull parameter in dlclose + * Tracepoint array/sequence: add nowrite hex macros + * Tracepoint: add ctf array for network byte order integers + * Tracepoint: add ctf sequence for network byte order integers + * Fix: endianness of integers received by filter + * Doc: Update README.md + * Fix: jul and log4j agents makefile missing line and indentation + * Fix: re-introduce exported symbols + * Doc: update manpages for soinfo/sopath name change + * Rename statedump and dl events and fields + * Tests: list ust-elf test data explicitly in EXTRA_DIST + * Tests: add tests for lttng_ust_elf_is_pic + * Add is_pic field to statedump soinfo event + * Fix: add common jar to lttng-ust-agent-all dependencies + * Fix: add version to lttng-ust-agent-all jar file + * Fix: rename liblttng-ust-agent to lttng-ust-agent-all + * Fix: re-add liblttng-ust-agent.jar + * Fix: lttng java agent: dispose is non-static + * doc/man: do not use macros in the NAME section + * doc/man: remove duplicate copyrights section + * doc/man: lttng-ust(3): add tracing control to example + * doc/man: lttng-ust(3): split example files in subsections + * doc/man/common-copyrights: add missing THANKS section + * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section + * README.md: bolden dependencies and update links + * README.md: split required and optional dependencies + * Convert man pages to AsciiDoc + * Fix: remove dead code from filter interpreter + * Fix: convey enum value signedness into metadata + +2016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1 + * Fix: remove assertions in lttng-ust-comm init + * Add tracepoint_disable_destructors() + * Documentation: fix manpage typo + * Fix: move lttng_context_is_app to core file + * Fix: move dummy functions to common file + * Fix: handle backward probe compatibility for application contexts + * Fix: application context header size + * Fix: event ctx get size should be after chan ctx + * Clarify and simplify the Java agent "Hello" examples + * Export the stream instance ID + * Generate and export the sequence number + * Add stream instance id to the packet header + * configure.ac: print empty line after AC_OUTPUT + * configure.ac: macros with no arguments do not need () + * configure.ac: standardize indentation to tabs + * configure.ac: move AC_PROG_SED() close to other AC_PROG_*() + * configure.ac: test -a -> shell's && (more portable) + * configure.ac: use test "x$var" = "xyes" + * configure.ac: AM_CONDITIONAL() accepts two arguments + * configure.ac: use dnl at appropriate places + * configure.ac: if -> AS_IF() + * configure.ac: case -> AS_CASE() + * configure.ac: add missing quotes in macro calls + * configure.ac: use macros for version name and description + * configure.ac: do not use shell eval for known values + * Add CONTRIBUTING.md + * Output "(null)" when ctf_string()'s arg is NULL + * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC + * Fix: java agent 32-bit pointer to jlong warning + * Fix: Use Java 6 syntax in JUL examples + * Fix: add missing example file to dist tarball + * Fix: add missing header to dist tarball + * Fix: add missing LttngContextApi.java to dist tarball + * Pass the Java app context information using two separate arrays + * Fix: Correctly report filter notifications on Java agent teardown + * Add some logging to the AbstractLttngAgent + * Fix: Clear tracked application contexts upon closing a Java agent + * Introduce a verbose mode for the Java agent + * Implement Java agent application context retrieval + * Turn ISessiondCommand into an abstract class + * Split the JNI APIs in separate classes + * Add app context support to ust-ctl protocol + * Handle application context cmd + * Implement dynamic types, and application context provider support + * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT + * Fix: Ensure the Java JUL messages are correctly formatted + * Fix: double-free on error sending fields + * Add CTF enum type support to tracepoint event + * Fix: missing _GNU_SOURCE define + * python-lttngust/setup.py.in: update setup() fields + * Refactor Python agent build and install + * Fix: remove debugging print() call from Python agent + * Fix: header size larger than 256 bytes + * Python agent: Support Agent protocol v2.0 + * Fix: Java agent protocol network endianness consistency + * Fix: examples jul: add missing files to make dist + * Fix: Filer -> Filter typo in example + * Fix: Return the correct list of available Java events + * Add a toString() to Java agent's EventRule + * Add API stubs for the Java context info retrievers + * Receive the event filter string in the Java agent + * Document the Java filter notification model + * Add filter change notification mechanism to the Java agent + * Manage complete "event rules" in the Java agent + * Introduce a new client listener interface for the Java agent + * Turn ILttngAgentResponse into an abstract class + * Remove stale tests/java-jul test + * Fix: live timer calculation error + * Fix python agent build/install/uninstall with DESTDIR specified + * Fix: Don't (re)define STAP_PROBEV + * Fix: don't dereference NULL pointers + * Cleanup: Remove unused values + * Fix: Value stored to 'has_waited' is never read + * Fix: Argument with 'nonnull' attribute passed null + * Cleanup: Unnecessary bit shift + * Clean-up: remove extraneous "found" parameters in ust-elf + * Fix: sysconf() unchecked return value + * doc: add Python example + * Fix: Python agent: do not register twice to same port + * Fix: potential leaks in error paths + * Fix: double free in liblttng-ust-dl + * Fix: make check in OOT build with absolute path + * Fix: elf: leaks on error paths + * Cleanup: coding style + * Cleanup: elf: use off_t for offsets, size_t for len + * Cleanup: eliminate implicit sign-extension + * Fix: elf: NULL pointer dereference + * Fix: add missing ust-elf.h header to dist + * Fix: make check in out of tree build + * Fix: old gcc warnings + * Fix: old gcc warning + * Fix: remove stale lttng-ust-elf.h from makefile + * Fix: elf: uninitialized ret + * Fix: test elf: handle NULL debug file + * test: elf move constants to top of implementation + * Fix: elf test prog arg checking + * baddr statedump: remove dependency on file streams + * baddr statedump: hold ust lock around allocations + * Add unit tests for lttng_ust_elf + * Add memory size, build id, and debug link info to statedump and dl + * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL + * Cleanup: more descriptive error message + * Fix: add missing ust lock around objd_table_destroy() + * Fix: application exit race with pthread cancel + * Cleanup: configure layout for python agent detection + * Build: python agent: use setup.py over autoconf + * Build: add python interpreter used by python agent if built + * Doc: basic lttng ust python agent documentation + * Build: use AM_PATH_PYTHON to resolve python when building agent + * Build: only check if python exists in path + * Update version to 2.8.0-pre + * Fix: Send the correct Java agent return code when disabling events + * Fix: Correctly handle the command to disable all events + * Small refactor of the Java agent's TCP client + * Rename Java Agent event names to "event" + * Rename Python agent tracepoint to "event" + * Allow compiling the Java agent with Java 1.6 + * Restore concurrent build when Java agent is enabled + * Refactor Java agent to let applications manage the log handlers + * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page + * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page + * Cleanup: Add Javadoc to all public methods and members + * Fix: Small fixes to the Java agent example files + * Update doc/java-agent.txt to reflect the new packaging + * Split Java agent library in 3 separate jars + * Remove deprecated org.lttng.ust.jul.LTTngAgent class + * Use tar-ustar format for the dist archive + * Fix: remove generated file from git tree + +2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1 + * Fix: Use $enableval with AC_ARG_ENABLE + * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup + * Fix: handle sys_futex EINTR and EWOULDBLOCK + * Fix: update liburcu URL + * .gitignore: ignore Python agent generated files + * Add ctf_sequence_hex() macro + * Fix: set soinfo_data's vdso flag correctly in base address statedump + * Fix: running java examples out of tree + * Fix: java class check when uudecode is not present + * Cleanup: remove extra whitespace in configure output + * Default to no unaligned access on unsupported archs + * cleanup: Coding style fixes to the Java agent + * cleanup: Mark obsolete JUL agent as @Deprecated + * Fix compilation warnings in the Java agent + * Fix: out of tree build of java agents + * Fix: Use env CLASSPATH when building log4j example + * Fix: build log4j example when enabled + * Bump tracer version to 2.7.0-pre + * Fix: perform volatile load of tracepoint state + * Add demo-tracelog to gitignore file + * Add aarch64 support to configure + * Implement cpu_id context for filtering + * ust cyg-profile: use same class for entry and exit + * Fix: function instrumentation ip context + * Fix: liblttng-ust-dl ip context + * Remove caller field from malloc events + * Fix: pthread wrapper ip context + * Fix: lttng-ust-malloc ip context + * Allow TP_IP_PARAM arg name to be configured + * tracelog: use same class for all loglevels + * fix tracelog namespacing of loglevels + * Add tracelog documentation to lttng-ust(3) + * Implement demo-tracelog example + * Implement tracelog API + * Fix: fetch caller address from tracef() + * Rename helper providers and events for consistency + * Refactor state dump system + * Refactor Python agent + * Fix: building probe providers with C++ compiler + * Fix: use lttng_secure_getenv to handle env. vars. involving paths + * Fix: Don't wait during registration if clock_gettime() fails + * Fix: getcpu/clock plugin handle leak + * Fix: add missing new ldl dependency for liblttng-ust-ctl + * Fix: add missing getenv wrapper + * Fix: add missing lttng-clock.c + * Fix: add missing ust-clock.h + * clock plugin example: use shift and mul + * Implement getcpu override + * Implement clock override plugin support + * Add tracepoint_enabled() macro + * Move file creation/unlink from liblttng-ust-ctl to consumerd + * Implement file-backed ring buffer + * Fix: oot build: missing top_builddir include + * Fix: Mismatching code and console output in log4j example + * Update manpage about LTTNG_UST_DEBUG effect + * Don't output to stderr from lib unless DEBUG is activated + * Remove usterr.h, use usterr-signal-safe.h everywhere instead + * Fix: out-of-tree build: wrong file path for sed input + * Fix: make dist: python agent file handling + * Fix: java-agent: out-of-tree path to java manifest + * Add return address to liblttng-ust-libc-wrapper + * Fix: missing parenthesis in offset_align_floor + * Fix: add ustctl_has_perf_counters + * Fix: add urcu-bp TLS fixup + * Fix: add missing poll.h include + * Fix: get_subbuf: bound number of consumerd retry + * Fix: man: you can't link a lib with a static lib + * Fix: context alignment not properly handled + * Fix: Shorthand option -cp not supported in all version of Java + * Fix: allow tracepoints to build with --std=c99 + * Bump UST ABI for new release cycle + * Cleanup: remove "disabled" flag for new release cycle + * Fix: filter attach vs event enable race + * Fix: add a configure check for weak symbols support + * Fix coverity warning about sizeof(void **) != sizeof(void *) + * Fix: off-by-one in sequence filter comparator + * Fix: Java Agent JAR file symlink should be created after objects install + * Fix: Add versioning to liblttng-ust-agent JAR + * Fix: Warn when log4j version is too old + * Update Java agent documentation + * Fix: Try loading classes using the thread context class loader + * Add Python agent support + * Update version name + +2014-10-20 lttng-ust 2.6.0-rc1 + * Add missing file to gitignore + * Fix: preserve example files' timestamps when copying + * Fix: Abort loading log4j agent classes when detected log4j version is too old + * Cleanup: Remove the no longer needed liblttng-ust-jul folder + * Fix: Wrong CLASSPATH when building liblttng-ust-java oot + * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot + * Rename public structure to avoid collisions + * Refactor liblttng-ust-jul in liblttng-ust-agent + * Build the liblttng-ust-java library using the new M4 macros + * Add M4 macros helpers to build Java programs + * Modernize README using Markdown + * Documentation: clarify event name in lttng-ust.3 + * Add cscope to gitignore + * configure.ac: fix "missing jni.h" error message + * Fix: remove references to trace_printf() + * Change JUL agent to use the new ABI + +2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0 + * Mutex while updating statedump_pending is not needed + * Revert "Turn base address dump into experimental feature" + * Fix: document ust_fork_mutex nesting + * Bugfix for #745 deadlock with baddr statedump+fork + * Move enablers syncing after the channel registration + * Add lttng_ust_notrace to static inline functions + * lttng ust: support ppc64le within configure + +2014-06-27 lttng-ust 2.5.0-rc2 + * Fix: lttng-ust-jul: set thread in daemon mode + * JUL: use root logger to capture events + * Fix: Wrong configure check for UST perf event counters context support + * Fix: multiple providers in same C file failure + * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h + * Fix: 2.5.0-rc1 changelog has off-by-one date + +2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1 + * Fix: out of tree build for lib Java and JUL + * Fix: default loglevel is DEBUG + * Fix: refuse overwrite mode buffers with less than two subbuffers + * Fix: tracef.h: add missing c++ guard + * Fix: remove JUL loglevel filtering from the agent + * Fix: cleanup JUL agent state on sessiond disconnect + * Fix: Move generated headers to the BUILT_SOURCES target + * Fix: perf ust: check close return value + * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration + * Implement LTTng-UST perf counters support on x86 + * Fix linking failure when cross-compiling + * Fix: disable liblttng-ust-dl if dlinfo is not available in C library + * Fix: pass proper args when writing commit counter + * Fix: pad strings that are modified concurrently with tracing + * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef + * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library" + * Fix: .split() the CC environment variable in lttng-gen-tp + * Fix: disable liblttng-ust-dl if dlinfo is not available in C library + * Fix: python invocation through env + * Change default loglevel to TRACE_DEBUG_LINE + * Fix: Override AM_PATH_PYTHON's default action-if-not-found + * Fix: don't accept configure --disable-shared + * Fix: configure.ac: add missing result to alignment req. check + * Fix: malloc wrapper: infinite recursion with compat TLS + * Fix: lttng-ust needs -ldl for tracef() + * Fix: typo in lttng-ust.3 + * Fix: liblttng-ust-libc-wrapper recursive use of calloc + * Fix: add demo-tracef to dist tarball + * Fix: add missing header files for tracef + * Implement tracef() instrumentation API + * Add 'unused' attribute to tracepoint callback + * Use autoconf AM_MAINTAINER_MODE + * Fix: mismatch between code and comments + * Fix: incorrect urcu git URL in README + +2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0 + * Fix: JUL test: update to API change + * Fix: Cast from pointer to different integer size warning + * Turn base address dump into experimental feature + * Fix: JUL support multiple loglevels + * Fix: Skip lttng-gen-tp example build if Python is missing + * Fix: dynamically fetch the session daemon port + * Fix: JUL agent connect to user and root sessiond + * Fix: handle registration done command + * Fix: Unsynchronized access in LTTngTCPSessiondClient + * Cleanup: fix comment + * Fix: Dump executable base-address with readlink + * Fix: add assert for NULL dereference + * Fix: tracepoint out of memory handling + * Fix: dereference before null check + * Cleanup: remove logically dead code + * Fix: handle sysconf errors + * Fix: java-jul/Makefile should not be marked as a binary + +2014-02-14 lttng-ust 2.4.0-rc4 + * Cleanup: remove extra space in dlerror wrapper + * Fix: work-around glibc lying about dlsym()/dlerror() leafness + * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header + * Fix: malloc libc instrumentation wrapper + * Fix: add LTTngEvent class to fix delayed logger + * Fix: FD leak in liblttng-ust-ctl + * Fix: liblttng-ust-dl Makefile flags mismatch + * Fix: liblttng-ust-fork Makefile flags mismatch + * Fix: out of tree examples build + * Fix: C++: incomplete extern C guard transition + +2014-01-29 lttng-ust 2.4.0-rc3 + * Fix: add missing JUL loglevel handling + * Cleanup gen-tp: add quotes around AM_CC + * Pass the CC variable to the example Makefiles + * cleanup ust_baddr and ust_baddr_statedump doc + * baddr: add ust_baddr and ust_baddr_statedump doc + * Fix: baddr_statedump tracepoint registration + * Fix: baddr out of tree build + +2013-12-10 lttng-ust 2.4.0-rc2 + * Fix: baddr_statedump tracepoint registration + * Fix: baddr deadlocks and RCU races + * Fix: lock exit mutex when creating threads + * Fix: baddr deadlock with lttng-ust destructor + * baddr: include missing header + * baddr: get session under lock + * Fix: take the ust lock around session iteration in statedump + * Fix: baddr_statedump deadlock with JUL tracing + * Fix: client_packet_header() uses wrong packet + * Cleanup: fix typo in ring buffer backend comment + * Compile liblttng-ust-baddr c files into liblttng-ust + * Allow suppressing of base-address-state tracing + * Integrate base-address statedump into lttng-ust + * Fix: eliminate timestamp overlap between packets + * Fix: lttng-gen-tp to build out of tree + * Fix: compile doc/ after JUL/Java + * JUL: add Hello.java in doc/examples + * Fix lttng-ust(3) manpage + * JUL: fix enable all event for delayed Logger + * Fix: typo in JNICALL for the JUL tracepoint + * Fix: move va_end to outermost label + * Fix: add missing NULL check after allocation + * Fix cleanup: all spaces before flags + * fix: lttng-gen-tp: add missing spaces around flags + +2013-11-15 lttng-ust 2.4.0-rc1 + * doc/examples: error out when a subdir make fails + * JUL: fix out of tree build + * Java/jul: fix make dist + * JUL: install documentation and jar file + * Add missing copyrights to test scripts + * Escape minus signs in lttng-ust-cyg-profile manpage + * Fix spelling mistake in lttng-ust manpage + * Fix tests/benchmark + * Implement base-address-state tracing + * Base-address tracing for dlopen and dlclose + * Add a check against excluders + * Add handler for LTTNG_UST_EXCLUSION in UST ABI + * Store exclusions to enablers + * Add excluders to enabler structure + * Send exclusion data through ustcomm + * Define exclusion structure for UST ABI + * Define a new command LTTNG_UST_EXCLUSION + * Fix: package of LTTngUst.h was renamed without renaming target in makefile + * Fix: check for java .class in package subfolders + * Fix: java library to use user define JDK at compile time + * Add liblttng-ust-jul for JUL support + * Fix: application SIGBUS when starting in parallel with sessiond + * Fix: Minor corrections to the lttng-ust man page + * Documentation cleanup: Overhaul of the lttng-gen-tp man page + * Warning cleanup: add missing padding initializer + * Fix: socket connect hang on heavy loads + * Cleanup: fix typo + * Fix: ust-comm recvmsg should handle partial receive + * gcc warning fix: -Wextra + * Add usage reference count for tracepoints + * tracepoint.c: Move add_callsite/remove_callsite further down in file + * Store the callsites into the library callsite list + * Fix linking warning + * Per-stream ioctl to get the current timestamp + * LTTng ringbuffer ABI calls for index generation + * Specialize lttng_ust_lib_ring_buffer_client_cb + * Add tracing instrumentation for pthread mutex lock functions + +2013-09-03 lttng-ust 2.3.0 + * No change + +2013-08-30 lttng-ust 2.3.0-rc2 + * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS + * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS + * Fix: doc/examples cross-build + * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la + * Introduce configure --with-lttng-system-rundir + * examples: tracepoint probes don't need extern C + * Tracepoint probes don't need extern C + * Add trace support for memalign and posix_memalign + * malloc instrumentation: remove dependency on pthread + * Add trace support for calloc and realloc. + * Fix: allow make check to run in VPATH build + * Update .gitignore + * Update obsolete benchmark test + * Cleanup tests (2nd commit) + * Cleanup tests + * Fix: doc/examples VPATH build + +2013-07-17 lttng-ust 2.3.0-rc1 + * Fix: Unchecked asprintf/vasprintf return values + * Missing NULL pointer init in tap.c + * Disable doc/examples build + * Add python3 support to lttng-gen-tp + * Bump ABI major to 5 + * callsite: add "ip" context + * Allow environment variable LTTNG_HOME to override HOME + * Fix: libs order in Makefile + * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter + * Introduce ustctl_write_one_packet_to_channel + * build: Fix out-of-tree build + * Fix: SWITCH_FLUSH new sub-buffer checks + * Fix: ring buffer: handle concurrent update in nested buffer wrap around check + * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size() + * Fix: doc/examples: gen-tp path + * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()" + * Fix: handle writes of length 0 + * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end() + * Fix: lttng-events VPATH build + * Allow #include in template (.tp) file + * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp + * doc/examples: build gen-tp example by default + * doc/examples: support BSD make + * Tracepoint.h: replace assertion by fprintf and abort() + * Remove unused assert.h from bitfield.h + * Clarify probe registration documentation/errors + * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test + * Add mising include in ust.h + * lttng-gen-tp: Fix include guard name with file using non valid characters + * Fix: segfault when print invalid command + * Fix: Add --no-as-needed to the demo example's Makefile + * zmalloc: attribute always_inline + * Fix: liblttng-ust process startup hang when sessiond is stopped + * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles + * Allow tracepoint providers to be compiled with g++ + * Add parameter -f to rm in Makefile clean target + * Fix: missing dependency for liblttng-ust-tracepoint.so + * Remove 0.x TODO + * Add warning about default prefix and library paths to README + * Revert "Revert "Fix (another) linker library order"" + * Revert "Revert "Fix linker library order"" + * snprintf: play nice with static checker + * tracepoint.c: Add coverity alloc/free annotations + * Fix: "fields" leak on register + * Fix: memory leak for events without fields + * Fix: memory leak on connection reset + * Revert "Fix linker library order" + * Revert "Fix (another) linker library order" + * Fix: incorrect support for multi-context + * Fix (another) linker library order + * Fix typo in run script + * Fix linker library order + * Fix examples: add missing CPPFLAGS + * example Makefiles: standardize on $^ for linking + * Fix demo example Makefile + * Move "hello-static-lib" to doc/examples and add non-automake Makefiles + +2013-05-09 lttng-ust 2.2.0-rc2 + * manpage: Document probe provider compatibility + * Fix: add provider ABI compatibility check + * Cleanup: ignore mktemp return value + * Cleanup: documentation: argument vs field + * Documentation: document undefined behavior for NULL pointers + * Cleanup: silence cppcheck error + * Fix: add internal mutex for timer + * 32-bit warning fix for cyg profile fast + * Fix warnings for 32-bit in lttng-ust-cyg-profile + * Typo fix in README + * Fix: tracepoint.h incorrect assumption about constructor order + * Cleanup: comment mismatch with code + * Fix: ABI breakage between 2.1 and 2.2-rc1 + * Documentation: document that sequence len field is unsigned + * connect: don't report EACCES + * connect: don't print error on EPERM + * Bump liblttng-ust-ctl lib version major number + * Optimisation: implement callsite hash table in tracepoint.c + * Optimisation: only update added library in tracepoint.c + * Optimisation: only fix pending events once per lazy update + +2013-03-28 lttng-ust 2.2.0-rc1 + * Fix: tracepoint instrumentation constructor order issue + * Documentation: update 2.0 to 2.x + * Add demo test back as an example + * Don't rely on explicit context for filtering + * Implement per-context filtering + * Fix: filter string comparison should check for literal + * update tests/demo readme file + * Add man page for lttng-ust-cyg-profile + * Fix: filter string wildcard comparison + * Fix: Remove test runner script + * Fix: forwarding of call_site argument to field + * Add demo README + * Tests: Use Perl prove as the testsuite runner + * Remove tests depending on consumerd + * Convert hello.cxx test to a build test + * Clean-up of configure.ac and tests/Makefile.am + * Fix snprintf test and output result to TAP format + * Replace same_line_marker test with same_line_tracepoint + * Remove tests-libustinstr-malloc + * Remove exit-fast test + * Remove fork test + * Remove daemon test + * Remove demo test + * Remove outdated test-nevents test + * Remove outdated simple_include test + * Remove outdated register_test test + * Convert hello-static-lib test to a build test + * Convert hello test to a build test only + * Remove outdated libustctl_function_tests test + * Remove outdated test hello2 + * Remove outdated dlopen test + * Remove outdated test basic long + * Remove outdated test basic + * cyg_profile: implement fast and verbose .so + * Performance: add unlikely to tracepoint dynamic linking test + * Fix: _LGPL_SOURCE rcu dereference fix + * Implement liblttng-ust-cyg-profile function entry/exit instrumentation + * Minor fix: libc wrapper internal run script + * Fix: ustctl_recv_register_event pointer mixup + * Fix: allow enabling same events for two channels + * Add channel ID field to attr + * Remove useless else clause + * tracepoint: move "probe" test outside of loop + * Fix uninitialized has_loglevel variable + * Fix clang warnings + * Cleanup: work-around clang unused result warning + * Cleanup compile warning + * Cleanup: remove unused variables + * tracepoint: Don't add NULL probes + * Remove mention of locking issues associated with dlopen usage + * Implement read timer (for RT) + * Only flush when there are readers active + * Add mutex for channel wakeup fd update + * Fix: fields should be initialized to NULL + * Implement ustctl_duplicate_ust_object_data + * Add channel wakeup fd to monitor close + * Fix: refcount issue in lttng-ust-abi.c + * Fix: only consumerd should print errors + * Implement ring buffer periodic buffer switch timer + * Fix: ensure all probe providers have their symbols + * Reactivate error printing + * Unregister tracepoint probes when not needed + * Cleanup: remove now unused metadata code from UST + * Fix: notification timeout logic + * Fix: don't print error in comm proto connect on ENOENT + * Fix: return expected error return values for sessiond + * Fix: set wait/wake fd to -1 before close + * Fix: Only notify socket should have timeout/nonblock + * Fix: ustctl: return -EPIPE to sessiond if connection is closed + * Fix: Add timeout on notification socket + * Remove now unused metadata printf code + * Move metadata creation into lttng-sessiond and lttng-consumed + * Add write metadata API to ust-ctl.h + * Move UST registry into sessiond and implement notifiers + * Fix: don't flush-final for offset 0 if reader is on sub-buffer + * Use tp rcu link test in provider + * Remove direct dependency of probes on urcu-bp + * Use urcu tls-compat.h + * Lazy provider registration + * Always use lttng_get_probe_list_head to get probe list + * Fix static build + * Move LTTng-UST buffer ownership from application to consumer + * Fix package: don't distribute generated headers + * Fix: don't cancel already exited threads + * Scalability fix: tracepoint.c hash table size increase + * Scalability fix for many events: event hash table size + * Speed up probe registration for large amount of events + * Add missing demo-trace shell script to dist tarball + * Documentation: add uuid package name for Fedora in README + * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c + * Add compilation support for Tile architectures + * Documentation: clarify debian package name for uuid in README + * Fix: comment in ust-ctl.h + * Fix I/O-related error values in ustctl + * Introduce hash table for lttng_create_event_if_missing() + * Fix: don't build C++ example if a C++ compiler isn't available + * Remove LIBFORMAT output in configure. + * Document dependency on libuuid + +2012-12-20 (13th Baktun) lttng-ust 2.1.0 + * Bump liblttng-ust-ctl lib version major number + * Bump UST proto version minor number + * Helper to debug: add object name + * Tests: Fix rundir not created in ust-basic-tracing + * ust test: add missing return -1 + * Test: update ust tracing unit tests to 2.1 internal ABI + * Tests: Fix rundir not created in ust-multi-test + * Adapt internal files and examples to TRACEPOINT_INCLUDE + * Adapt tests to TRACEPOINT_INCLUDE + * Cleanup: tests remove hello.cxx/ust_tests_demo.h + * Fix: don't do macro expansion in tracepoint file name + * Fix lttng-gen-tp: Template file must end in .tp + * Pack structures in comm protocol between UST and sessiond + * Cleanup lttng-gen-tp: Help not showing when using -h,--help + * Cleanup lttng-gen-tp: remove leading underscore before include guard + * fix memleak: ustctl free shadow chan on ustctl_unmap_channel() + * Update license text + * Fix: check if event enabled for bytecode-less events + * Fix: handle enablers without bytecode + * Print probe provider mismatch error even without -Wsystem-headers + * filter: Add missing padding + +2012-11-22 lttng-ust 2.1.0-rc2 + * filter interpreter cleanup: use uint64_t for retval + * Fix: filter linking can dereference NULL pointer on alloc failure + * Cleanup: remove whitespaces and EOL in tests + * Filter: use only single lower bit of filter return value + * Fix: filter: var len array at end of external structure + * Fix: filter link fail handling + * Fix: add missing seqnum field to filter + * filters: perform union rather than intersection + * Implement support for overlapping wildcard/events + * Cleanup: add lttng_/lttng-/LTTNG_ prefixes + * filter: add seqnum field to filter command + * Filter iteration: iterate on list of filters + * document that tracepoint names should ideally not be re-used + * Remove LIBFORMAT config declaration, unused + * Add libc errno translation layer to UST error code + * Fix: add const qualifier for filter local void * + * Fix: re-allow non-lvalue string, sequence, array parameters + * Tear down handles associated with a closed sessiond socket + * Distinguish UST return codes from transport return codes + * Fix: Conditionally disable tests requiring shared libs support + * Cleanup: don't spawn per-user thread if HOME is not set + * Manpage: document supported UST contexts + * Fix: procname context semantic + * Fix: Fix self-assign warning on struct ustfork_clone_info init + * Fix: memcpy of string is larger than source + * Implement liblttng-ust-fork daemon() override test + * liblttng-ust-fork: override daemon() call + * ustfork: set errno to ENOSYS if symbol lookup fails + * Fix: be quiet on filter linker error + * Build out of src tree + * Fix: filter bytecode specializer stack leak + * Fix: reloc offset validation error out on filters with no reloc table + * Perform calculation on bit size in 64-bit + * Use uint64_t for packet header content size and packet size + * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust" + * Fix: BSD getprogname null pointer dereference + * Add support for model.emf.uri event info + * Filter error message cleanup + * Manpage update: document use in daemons + * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls) + * Fix: get_wait_shm() ust mutex deadlock + * Fix: add events with 0 field to field list + +2012-09-10 lttng-ust 2.1.0-rc1 + * Fix make dist: fix liblttng-ust-java dependencies + * Fix make dist: add missing filter header + * Fix: backward compatibility with UST 2.0 app probes + * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536) + * Export "written" information about fields + * Fix filter: pointer to string, not string, should be on stack + * Fix: tracepoint float nowrite + * Fix: accept 65536 bytes long bytecodes + * Add hostname to env + * ABI change: bump internal version to 3.0.0 + * Fix: threads should be created in DETACHED state + * Fix: 32-bit x86 strict-aliasing warnings + * Fix UST SIGPIPE handling + * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust + * Cleanup: filter: turn bytecode linking error msg into debug + * Make lttng-ust robust against -finstrument-functions. + * Filter: keep aliased ax and bx registers + * Filter: remove interpreter dynamic typing + * Filter: add missing specialized op names + * Filter: specialize double-s64 binary comparators + * Fix filter: fix stack leak on taken branch + * Filter: Implement stack-based interpreter + * Filter: double comparator produces s64 + * Filter: use hash table to check merge points + * Filter: split passes into separate components + * Filter: cleanup macros + * Filter: validate range overflow with end of insn + * Filter: validate that field ref strings are non-NULL + * Filter: ensure logical operator merge is always s64 + * Filter: we don't care if double/s64 are literals + * Filter: specialize 'and' and 'or' ops. + * Implement dispatch-table based interpretor + * Filter: Specialize unary operators + * Define switch use as macro in interpreter + * Filter interpreter: mark float test as unlikely + * Filter: fix bytecode validation typo + * Filter: specialize comparators + * Specialize load and unary ops + * Validate registers, no need to initialize to 0 + * Filter: opcode for ref loads + * Remove redundant validation from interpreter + * filter: Add bytecode validation pass + * TRACEPOINT_EVENT: add *_nowrite fields for filter + * Only print filter errors if LTTNG_UST_DEBUG is set + * Cleanup: remove debug define + * Filter: add floating point support + * Remove filter test printouts + * Implement filter bytecode interpreter and linker + * Filter: receive, attach and link empty filter + * Filter: prepare filter stack data + * Wrap dynamic len array into stackvar union + * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock() + * liblttng-ust/lttng-ust-comm.c: fixing typo. + * Fix: remove unused texinfo dep from configure.ac + * Fix C99 strict compatibility: don't use void * for function pointers + * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions + * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions" + * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions + * Fix: perform TLS fixup of nest count outside of UST mutex + * Fix: liblttng-ust-fork deadlock + * Fix: handle pthread errors + * Fix: local apps allowed should disable local (not global) tracing + * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header + * Fix: support -std=c99 in tracepoint macros + * Fix c99 compatibility: use __typeof__ instead of typeof in public headers + * hello test: fail on old style definition + * Fix: tracepoint.h should not generate old-style definitions + * Fix: don't define variables in headers + * test "hello": add boolean test + * Fix: perform macro expansion on tracepoint signatures + * UST check pointer/de-reference order + * Fix list field: handle error + * Implement event fields listing + * Implement field listing command + * Fix: Block all signals in listener thread + * Add CodingStyle document to tarball + * Add coding style document + * endian.h: support cygwin + * align.h: support cygwin page size + * Add cygwin support to libringbuffer getcpu.h + * Add "2x int" and "2x long" types to the Java interface + * Add Integer and Long tracepoint types to the Java interface + * Fix: don't SIGBUS when filesystem is full + * tracepoint: include stdio.h for NULL definition + * manpage update: document that probes need gcc + * Fix: remove # in front on extern "C" { + * Cleanup: don't use GNU old-style field designator extension + * Fix: remove padding field after variable sized array + * Use unsigned long type for events discarded counter + * Fix: getcpu build with modern uClibc versions + * Fix: lttng-ust.pc needs to specify -ldl + * Fix: examples Makefiles should pass $(LIBS) at last + * Build a jar for the Java side of the JNI interface + * Fix: ustctl need to send the second fd upon error of 1st fd + * Fix: Add missing fork test program dependency library + * Fix: Make the JNI interface actually work + * Merge branch 'dev' + * Fix: stringify version description + +2012-03-29 lttng-ust 2.0.1 + * Use bsd-compatible fcntl for close-on-exec on socket + * Fix multi-session wildcard support + * Fix event lost count when buffer is full + * Remove inappropriate \n from easy-ust sample + +2012-03-20 lttng-ust 2.0.0 + * First STABLE version + * Add version name + +2012-03-20 lttng-ust 2.0.0-rc4 + * Fix out-of-bound write in ltt-events.c + * Document LTTNG_UST_DEBUG_VALGRIND compilation flag + * Update COPYING + * Add exception handling to lttng-gen-tp io operations + +2012-03-16 lttng-ust 2.0.0-rc3 + * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL + * fix: ustcomm_close_unix_sock should close, not shutdown + * Fix: do not print EPIPE perror, as it is an expected error + * Ensure that multiplication of clock offset is done on 64-bit + * Add 2 missing licenses in deprecated tests + * Remove unbuild and unused (deprecated) make_shared_lib test + * License text standardization, add missing licenses + * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size + * Fix: power of 2 size check should apply to size_t type, not uint32_t + * Fix: recvmsg should handle EINTR + * Make lttng-gen-tp work on python 2.6 + * Make lttng-gen-tp executable + +2012-03-02 lttng-ust 2.0.0-rc2 + * Manpage fixes + * Fix: dmesg printout should not print metadata warnings + * Fix: use transport name as channel name + * Fix: Add signature check in tracepoint activation + * Fix: add tracepoint signature at tracepoint definition site + * Fix: keep event probe signature, for use by event probe signature check + * Fix ABI: add padding to structures shared between UST and consumer + * Fix ABI: add padding to tracepoint and ring buffer config public structu + * Fix ABI: Adding missing padding in tracepoint event structures + * Fix: Add include/lttng/ust-config.h to git ignore + * Fix effect: update README about dlopen() + * Fix: fixup vtid TLS + * Fix: fixup ringbuffer tls at constructor by forcing read + * Fix: fix deadlock with dlopen() lttng-ust + * Fix: only print event errors every 1048576 hits + * Fix: add missing debug printout to identify the cause of lost events + * fix: liblttng-ust-ctl should check for incorrect parameters + * fix: ust comm error handling segfault + * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_ + * fix: on exit, leave thread/mmap reclaim to OS + * fix: Handle sys_futex with async cancel, add missing pthread_join + * fix: Only munmap the wait page when not exiting from process + * Use CPPFLAGS instead of CFLAGS for -I + * Fix type range comparison always false for 64-bit arch + * demo: remove useless libs + * tests: include missing headers + * Add missing limits.h include for NAME_MAX + +2012-02-20 lttng-ust 2.0.0-rc1 + * Standardize version across toolchain + * Fix a typo in gen-tp Makefile + * Implement the .o file generation in lttng-gen-tp + +2012-02-16 lttng-ust 1.9.8 + * Fix comment in tracepoint.h + * Add loglevel info to manpage + * Remove stale binary file + * Add lttng-ust(3) + * Add a man page for lttng-gen-tp + * Install easy-ust and gen-tp examples in doc/ + * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files + * Add missing #define _GNU_SOURCE for sched_getcpu() + * Define _GNU_SOURCE for all implementation files rather than getcpu.h + * Add sched_getcpu and sysconf to AC_CHECK_FUNCS + * Mark lib_ring_buffer_print_errors unused + * Cleanup: remove extra space from easy_ust example + * Add missing comma to tracepoint STAP_PROBEV call + +2012-02-13 lttng-ust 1.9.7 + * liblttng-ust-java: add missing -classpath ./ + * Only specify that sdt.h provides system integration for now + * Add STAP_PROBEV check ton configure.ac + * Add sdt.h integration + * Remove extern C around probe header + * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace + * Add a configure report at the end of the output + * Add sdt.h integration option + * Set default loglevel in metadata + * Fix: LTTng-UST java jni wrapper does not build with OpenJDK + +2012-02-09 lttng-ust 1.9.6 + * Fix tracepoint.h multiple .o within module/core exec linkage bug + * tracepoint: name -> _name to fix possible namespace clash + * Add debug printout to tracepoint.c + * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper + * Update hardcoded loglevel + * Add "easy_ust" example + * Update gitignore + * Zero-initialize struct msghdr + * Add environment information + * Fix event-specific enabling + * Update static lib linking + * liblttng-ust-libc: fix linking + * liblttng-ust-libc: fix lib dependency + * Install README and ChangeLog into system doc + * Add hello-static-lib test + * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE + * Fix 32-bit type: allocated len is used + * Fix 32-bit type mismatch + +2012-02-02 lttng-ust 1.9.5 + * UST comm ABI: Add padding, push version to 2.0 + * Update loglevel names + * Implement loglevels as event and wildcard attributes + * Update loglevel ABI: only loglevel value/enum is known by UST + * Pre-assign fixed loglevels + * Remove old (now unused) loglevel control code entirely + * Update loglevel selection ABI + * Use boot_id as monotonic clock uuid + * clock: add clock description to metadata + * Properly fix the timekeeping overflow detection + * Revert "Fix timestamps for slow-paced event rates" + * Revert "Force 64-bit timestamps" + * Declare struct lttng_ust_calibrate + * Force 64-bit timestamps + * demo program: ensure we don't link demo on useless libs + * ust comm: Receive second FD even if 1st receive failed + * ust consumer: close shm fd after mapping it + * Add a comment about which wait fd is closed early by UST. + * Remove leftover structure in ust-abi.h + * Close stream and channel file descriptors as soon as passed to + sessiond + * Fix AC_LANG_SOURCE usage: only takes one parameter + * Fix timestamps for slow-paced event rates + * configure.ac: Use AC_LANG_SOURCE for if else macros + * Add execution instructions to the demo test program + * Force the building of shared noinst libraries in the demo test + program. + * Only print the futex perror in debug mode + +2011-12-23 lttng-ust 1.9.4 + * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs + * Comment the union field (only used in call_rcu scheme) + +2011-12-21 lttng-ust 1.9.3 + * Fix clock source overflow on 32-bit archs + * Remove unused trace_clock_frequency + * check for negative wait() return value + * Add DBG message when registering a probe + * Only show futex warning "perror" in debug mode + +2011-12-14 lttng-ust 1.9.2 + * Add missing ust_libc.h to Makefile.am + * Use DBG instead of WARN for futex_wake workaround message + * Make dlopen more robust by using the .0 target for the library + +2011-12-13 lttng-ust 1.9.1 + * First LTTng-UST 2.0 prerelease.