2022-09-30 (National Day for Truth and Reconciliation) lttng-ust 2.13.5
* Fix: bytecode validator: reject specialized load field/context ref instructions
* Fix: bytecode validator: reject specialized load instructions
* Fix: event notification capture: validate buffer length
* Fix: event notification capture error handling
* Fix: lttng-ust-comm: wait on wrong child process
* fix: 'make dist' without javah
2022-08-19 (National Potato Day) lttng-ust 2.13.4
* cleanup: remove stale comment
* Fix: disable array/sequence compile-time type check in C
* fix: add missing closedir in _get_max_cpuid_from_sysfs()
* Add more unit tests for possible_cpus_array_len
* Clarify terminology around cpu ids and array length
* fix: Unify possible CPU number fallback
* fix: removed accidental VLA in _get_num_possible_cpus()
* Fix: file descriptor leak in get_possible_cpu_mask_from_sysfs
* Add unit tests for num possible cpus
* fix: num_possible_cpus() with hot-unplugged CPUs
* fix: Disable warnings for GNU extensions on Clang
* fix: clang warning '-Wnull-pointer-subtraction' in lttng_ust_is_pointer_type
* Fix: Use negative value for error code of lttng_ust_ctl_duplicate_ust_object_data
* Fix: sessiond wait futex: handle spurious futex wakeups
2022-06-03 (National Repeat Day) (National Repeat Day) lttng-ust 2.13.3
* Document ust lock async-signal-safety
* Fix: don't use strerror() from ust lock nocheck
* Fix: remove non-async-signal-safe fflush from ERR()
* Fix: Pointers are rejected by integer element compile time assertion for array and sequence
* Fix: statedump: invalid read during iter_end
* Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
2022-03-25 (National Waffle Day) lttng-ust 2.13.2
* fix: __STDC_VERSION__ can be undefined in C++
* Fix: sample discarded events count before reserve
* Fix: ring buffer event counter
* Fix: concurrent exec(2) file descriptor leak
* Add 'domain' parameter to the Log4j 2.x agent
* fix: Convert custom loglevels in Log4j 2.x agent
* fix: coverity reported null returns in Log4j2 agent
* Add a Log4j 2.x Java agent
* Fix: may be used uninitialized on powerpc
* Revert "Fix: ustcomm: serialize variant_nestable type"
* Fix: ustcomm: serialize variant_nestable type
* Fix: doc/examples/java-log4j: fix paths to directories
* Fix: doc/examples/java-jul: fix paths to directories
* Copyright ownership transfer
2021-12-10 (Lost and Found Day) lttng-ust 2.13.1
* Fix: ust-compiler: constructor/destructor build on g++ 4.8
* ust-compiler: constructor/destructor whitespaces layout and macro dependency
* Fix: ust-cancelstate: include string.h for strerror
* Fix: libnuma is prepended to LIBS
* fix: Allow disabling some abi compat tests
* Fix: generate probe registration constructor as a C++ constuctor
* Fix: nestable pthread cancelstate
* Fix: abort on decrement_sem_count during concurrent tracing start and teardown
* fix: allocating C++ compound literal on heap with Clang
* Check for C++11 when building C++ probe providers
* fix: liblttng-ust-fd async-signal-safe close()
* tracepoints: print debug message when lttng-ust-tracepoint.so is not found
* Fix: static_assert unavailable with glibc < 2.16
* Fix: combined tracing of lttng-ust 2.12/2.13 generates corrupted traces
* doc/man: Document LTTNG_UST_ABORT_ON_CRITICAL variable
* fix: remove autoconf features default value in help message
* Set git-review branch to stable-2.13
* Fix: add extern "C" to two header files
2021-08-02 (Ice Cream Sandwich Day) lttng-ust 2.13.0
* No change
2021-07-16 (World Snake Day) lttng-ust 2.13.0-rc3
* Documentation: clarify API backward compatibility comment
* doc/man: only mention `-llttng-ust-common` in synopses (conditionally)
* doc/man: remove vtracef() and vtracelog() manual pages
* Remove vtracelog and vtracef from v0 compat API
2021-05-14 (National Dance Like a Chicken Day) lttng-ust 2.13.0-rc2
* Fix: ustcomm: application name uses the '-ust'-suffixed thread name
* Add abi0 conflict tests
* Detect unsupported use of .so.0 and .so.1 libraries within same process
* Add critical log level
* Fix: shutdown communication socket on -EINVAL
* Fix: lttng-ust control protocol handling of variable length command data
* ustcomm: implement shutdown API
* Fix: add missing fields in struct lttng_ust_abi_channel_config
* Fix: liblttng-ust-ctl: keep using lttng-ust-sock-8 and lttng-ust-wait-8 filenames
* liblttng-ust-ctl: Implement SIGBUS handling
* Fix: Java application context: pass application context argument to callbacks
* Fix: java application context segmentation fault
* Add api0 compile tests
* Move current compile tests to 'api1'
* fix: namespacing of 'tp_rcu_read_lock'
* Validate provider version for event enum field types
* Validate provider version for event class
* Add probe descriptor field to enum and event class
* Refactoring: tracepoint: allow explicit tracepoint instance provider name
* Fix: rename struct lttng_bytecode_runtime to struct lttng_ust_bytecode_runtime
* Remove unused ip field from struct lttng_ust_ring_buffer_ctx_private
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 <sys/syscall.h>
* 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.
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