1 2024-04-19 (National Garlic Day) lttng-ust 2.12.10
2 * Add close_range wrapper to liblttng-ust-fd.so
3 * lttng-ust(3): Fix wrong len_type for sequence
4 * Fix: libc wrapper: use initial-exec for malloc_nesting TLS
6 2024-01-10 (National Houseplant Appreciation Day) lttng-ust 2.12.9
7 * fix: invoke MKDIR_P before changing directories
8 * fix: clean java inner class files in examples
9 * ustfork: Fix warning about volatile qualifier
10 * ustfork: Fix possible race conditions
11 * Fix: FreeBSD: Pass flags arguments to rfork wrapper
12 * fix: python agent: use stdlib distutils when setuptools is installed
13 * fix: python agent: install on Debian python >= 3.10
14 * fix: python agent: Add a dependency on generated files
15 * python: use setuptools with python >= 3.12
17 2023-06-07 (National VCR Day) lttng-ust 2.12.8
18 * Fix: segmentation fault on filter interpretation in "switch" mode
19 * Fix: Reevaluate LTTNG_UST_TRACEPOINT_DEFINE each time tracepoint.h is included
20 * Fix: trace events in C constructors/destructors
21 * Fix: use unaligned pointer accesses for lttng_inline_memcpy
23 2022-09-30 (National Day for Truth and Reconciliation) lttng-ust 2.12.7
24 * Fix: bytecode validator: reject specialized load field/context ref instructions
25 * Fix: bytecode validator: reject specialized load instructions
26 * Fix: lttng-ust-comm: wait on wrong child process
27 * fix: 'make dist' without javah
29 2022-08-19 (National Potato Day) lttng-ust 2.12.6
30 * cleanup: remove stale comment
31 * fix: Unify possible CPU number fallback
32 * Fix: remove unused align.h header
33 * fix: removed accidental VLA in _get_num_possible_cpus()
34 * Add unit tests for num possible cpus
35 * fix: num_possible_cpus() with hot-unplugged CPUs
36 * Fix: Use negative value for error code of lttng_ust_ctl_duplicate_ust_object_data
37 * Fix: sessiond wait futex: handle spurious futex wakeups
39 2022-06-03 (National Repeat Day) (National Repeat Day) lttng-ust 2.12.5
40 * Document ust lock async-signal-safety
41 * Fix: don't use strerror() from ust lock nocheck
42 * Fix: remove non-async-signal-safe fflush from ERR()
43 * Fix: statedump: invalid read during iter_end
44 * Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
46 2022-03-25 (National Waffle Day) lttng-ust 2.12.4
47 * fix: __STDC_VERSION__ can be undefined in C++
48 * Fix: concurrent exec(2) file descriptor leak
49 * Add 'domain' parameter to the Log4j 2.x agent
50 * fix: Convert custom loglevels in Log4j 2.x agent
51 * fix: coverity reported null returns in Log4j2 agent
52 * Add a Log4j 2.x Java agent
54 2022-01-05 (National Bird Day) lttng-ust 2.12.3
55 * Fix: ust-cancelstate: include string.h for strerror
56 * Fix: lttng-ust-fd: remove lttng_ust_common_ctor call
57 * Fix: nestable pthread cancelstate
58 * Fix: abort on decrement_sem_count during concurrent tracing start and teardown
59 * fix: liblttng-ust-fd async-signal-safe close()
60 * Set git-review branch to stable-2.12
61 * fix: link benchmark with pthread
62 * Fix: liblttng-ust-ctl have dependencies on liburcu
63 * Fix: add extern "C" to two header files
65 2021-05-15 (National Dance Like a Chicken Day) lttng-ust 2.12.2
66 * tests: benchmark: improve benchmark scalability accuracy
67 * tests: benchmark: use cpu-bound workload, calculate average and std.dev.
68 * tests: improve benchmark script
69 * compiler warning cleanup: is_signed_type: compare -1 to 1
70 * Fix: properly compare type enumeration
71 * fix: use the configured cmake binary
72 * Fix: bytecode linker: validate event and field array/sequence encoding
73 * fix: unix socket peercred on FreeBSD
74 * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start
75 * Fix: Use unix socket peercred for pid, uid, gid credentials
76 * Fix: stream fd leaks on error
77 * Fix: channel leak on error
78 * Fix: lttng_abi_map_channel should be static
80 2021-02-17 (Random Act of Kindness Day) lttng-ust 2.12.1
81 * Fix: Use default visibility for tracepoint provider symbol
82 * Fix: configure: support Autoconf 2.70
83 * Fix: ust-tracepoint: make sure to expand tracepoint provider token
84 * Fix: ustctl_release_object: eliminate double-close/free on error
85 * tests: return the proper TAP exit code
86 * Fix: python agent: 'time' has no attribute 'clock'
87 * Fix: libc-wrapper: undef temporary token rather than value
88 * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC
89 * Fix: event probes attached before event enabled
90 * Fix: agent: read: end of loop condition should exclude 0
91 * fix: Java examples CLASSPATH override
92 * Add missing files to .gitignore
93 * fix: Add CLASSPATH to autoconf precious variables
94 * Fix: Java agent: close session daemon socket on error
95 * Fix: Java agent: handle partial payload read
96 * Fix: namespace contexts !CONFIG_RCU_TLS variable initialization
98 2020-04-08 (The Day After National Beer Day) lttng-ust 2.12.0
101 2020-03-27 (International Stay At Home Month) lttng-ust 2.12.0-rc3
102 * Fix: v.u.d might be uninitialized
104 2020-03-04 (National Grammar Day) lttng-ust 2.12.0-rc2
105 * Fix: set FD_CLOEXEC on incoming FDs.
106 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
107 * Fix: jhash.h: remove out-of-bound reads
108 * Cleanup: remove trailing white spaces across project
109 * Fix: lttng-ust-comm.c: return number of fd rather size of array
110 * liblttng-ust: exit loop early on event enabler match
111 * Add git-review config
113 2020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1
114 * Fix: build with -fno-common
115 * Bump LTTNG_UST_ABI_MINOR_VERSION to 1
116 * lttng-clear: stop tracing required
117 * doc: fix build failure due to wrong whitespace character
118 * doc: reformat long lines in doc/examples/Makefile.am
119 * doc: pass AR when building examples
120 * Require automake >= 1.12
121 * Add procname to lttng_ust_statedump information
122 * Docs: LTTNG-UST(3): missing references to some namespace man pages
123 * Set version to 2.12-pre
124 * Add pkgconfig support for liblttng-ust-ctl
125 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
126 * Fix: document proper liburcu version dependency
127 * Fix: Add missing files to distribution
128 * Add userspace vuid/vgid contexts
129 * Add userspace namespace contexts
130 * Fix: lttng perf counter deadlock
131 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
132 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
133 * Fix: fd tracker: provide async-signal-safety for close wrapper
134 * Fix: Disable cancellation around fd tracker lock
135 * Fix: Lock FD tracker across fork
136 * doc/man: include build version in GitHub links
137 * Check if the AR environment variable exists for cross compilation
138 * ustctl: Implement ring buffer clear
139 * Make bitfield.h C++-friendly
140 * Fix: don't wait for initial statedump when 0 session active
141 * Fix: wait for initial statedump before proceeding to the main program
142 * Use MAP_POPULATE to reduce pagefault when available
143 * Fix: remove uninitialised value
144 * Fix: GCC unaligned pointer warnings
145 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
146 * Fix: missing define when not building with gcc
147 * Fix: client_sequence_number may dereference NULL pointer
148 * Fix: namespace our gettid wrapper
149 * Fix: get tid not pid in vtid context
150 * Cleanup: bitfields: streamline use of underscores
151 * Silence compiler "always false comparison" warning
152 * Fix: bitfield: shift undefined/implementation defined behaviors
153 * Fix: Update coding style link
154 * Fix: alignment of ring buffer shm space reservation
155 * Fix: allocate ts_end in ringbuffer shared memory
156 * Fix: timestamp_end field should include all events within sub-buffer
157 * Harmonize rw_prog_cxx_works macro across projects
158 * Update macros from the autoconf archive
159 * ust-ctl API: clarify getter usage requirements
160 * Fix: don't access packet header for stream_id and stream_instance_id getters
161 * Add LTTNG_PACKED ifdefs to validate that it is defined
162 * Report perf integration status at configure
163 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
164 * Code cleanup in contexts
165 * doc: remove repeated word in coding style
166 * tap-driver.sh: flush stdout after each test result
167 * Move wait_shm_mmap initialization to library constructor
168 * Fix: additional compiler barriers for procname context
169 * Fix: procname context async-signal safety
170 * Cleanup vtid/vpid context caches
171 * Cleanup: fix typo 'acces' -> 'access'
172 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
173 * Cleanup: test Makefiles
174 * Add silent mode to examples Makefiles
175 * Add silent rules support for docs
176 * Use config.h to define SONAME major number
177 * Use a variable to select the dlopen lib in Makefiles
178 * Add hello-many to gitignore
179 * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11
180 * Clarify lib_ring_buffer_switch_slow() requirements
182 * Fix: sync event enablers before choosing header type
183 * Fix: address shellcheck warnings/errors in example scripts
184 * Fix: check for event class/instance prototype mismatch
185 * Fix: race between statedump and library destructor
186 * Fix: reset procname on fork in child process
188 2018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
189 * Fix: add missing stdbool.h include
190 * Move symbol preventing unloading of probe providers
191 * Fix: Remove unused line from liblttng-ust-fd makefile
192 * Fix: add liblttng-ust dependency to liblttng-ust-fd
193 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
194 * Fix: lttng filter validator ERANGE error handling
195 * Filter: implement dynamic typing for load object
196 * Filter: add FILTER_OP_RETURN_S64 instruction
197 * Perform bitwise ops on unsigned types
198 * Filter: catch shift undefined behavior
199 * Filter: implement bitwise lshift, rshift, not
200 * Filter: index array, sequences, implement bitwise binary operators
201 * Fix: AM_CONDITIONAL should be outside AS_IF block
202 * Fix: build jni libs with openjdk >= 10
203 * Fix: ustfork: save and restore errno in syscall wrappers
204 * Fix: cache the result of getpid() internally
205 * Fix: reset cached vpid context on fork
206 * Fix: build example SO when PIE is enabled
207 * Fix: string comparison on incorrect length in context provider
208 * Support unloading of probe providers
209 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
210 * dlopen() liblttng-ust.so from constructor to prevent unloading
211 * Add probe provider unregister function
212 * Cleanup: Move version numbers in separate variables in configure script
213 * Remove duplicate provider name checks
214 * Fix: remove for() loop initial declarations
215 * Use ust_lock during sock_info operations for atomicity against fork
216 * Force tracked fd to be bigger than STDERR_FILENO
217 * Fix: numa: dynamically check that numa is available
218 * Fix: specify SONAME in python-lttngust LoadLibrary
219 * Fix: ensure fd tracker is initialized when called from constructors
220 * Fix: fd of an elf object must be registered to the fd tracker
221 * Cleanup: clock description for metadata was moved to lttng-sessiond
222 * Fix: liblttng-ust-fd.so: override fclose symbol
223 * Revert "Use initial-exec TLS model"
224 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
225 * configure.ac: add --disable-examples option to not build/install examples
226 * Disable NUMA by default on 32bit arm
227 * Update Makefile.am output about libnuma not found
228 * Update readme to document opt dep on numa
229 * numa support: allow disabling numa support
230 * Update README to document dependency on libnuma
231 * Take NUMA configuration into account for UST buffer allocation
232 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
233 * Use initial-exec TLS model
234 * lttng-gen-tp: formatting
235 * Fix: lttng-gen-tp: only replace file extension
236 * Fix: move fsync after ftruncate
237 * Fix: sync buffer file metadata on buffer allocation
238 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
239 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
240 * Fix: doc/man: use a single XSL file and match local names
241 * Fix: Expand the shmobj size for the sequence number
242 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
243 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
244 * Calculate context length outside of retry loop
245 * Fix: Quote CMAKE variable assignment in Makefile
246 * Rework configure script
247 * Fix: Typo in doc/examples/Makefile.am
248 * Fix: Don't override user variables within the build system
249 * Move m4 scripts to m4 dir
250 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
252 2017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
253 * Clean-up: remove unused variables to silence gcc warning
254 * Add ustctl_snapshot_sample_positions ustctl command
255 * Cleanup: formatting in strutils_star_glob_match explanation
256 * doc/man: add typical `$` and `#` prompts to command lines
257 * Fix: add missing getenv.h include to ustctl.c
258 * Fix: race between lttng-ust getenv() and application setenv()
259 * Use SIZE_MAX instead of -1ULL for size_t parameter
260 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
261 * Fix: out of bound array access in filter code
262 * Correctly clean all generated JAR files
263 * Fix: List missing file in Java agent's Makefile
264 * Support generic globbing patterns in the Java agent
265 * Log more information in the Java TCP client
266 * Cleanup: Remove unused import in JUL Java agent
267 * Add support for star globbing patterns in event names
268 * Filtering: add support for star-only globbing patterns
269 * Add string utilities
270 * Fix: (un)install targets of Python agent
271 * Fix: include config.h to resolve HAVE_DLMOPEN
272 * Validate the presence of dlmopen at configure time
273 * Fix: CMake examples integration
274 * doc/examples/Makefile.am: define C and C++ compilers for CMake
275 * lttng-ust(3): document `lttng_ust_loaded` symbol
276 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
277 * lttng-ust-dl(3): update documentation
278 * lttng-ust(3): document liblttng-ust-fd
279 * doc/man: document the lttng_ust_lib events
280 * doc/man: add full stop to descriptive table cells
281 * doc/man: reorganize source for tables
282 * lttng-ust(3): sort ctf_*() macro parameter definitions
283 * lttng-ust(3): fix alignment and indentation
284 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
285 * Filter code relicensing to MIT license
286 * Performance: add missing "caa_unlikely" on fast-path
287 * Fix: blocking mode: add missing stdbool.h include
288 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
289 * Fix: loglevel and model_emf_uri build fix
290 * Fix: loglevel and model_emf_uri with g++ compiled probes
291 * Fix: Out of tree build of liblttng-ust-java
293 2016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
294 * Fix: cmake example with configure based oot build
295 * Fix: perform statedump before replying to sessiond
296 * build: check for CXX_WORKS for cmake example
297 * Implement liblttng-ust-fd
298 * Introduce file descriptor tracker
299 * Fix: honor send timeout on unix socket connect
300 * Fix: perform TLS fixup in all UST entry points from each thread
301 * Fix: build: pass configure flags to cmake example
302 * Performance: implement lttng_inline_memcpy
303 * Performance: mark ring buffer do_copy callers always inline
304 * Performance: cache the backend pages pointer in context
305 * Add ctx_len field to ring buffer context
306 * ring buffer: handle shmp errors
307 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
308 * Performance: Only dereference shmp once
309 * Performance: Mark channel and buffer event disabled check unlikely
310 * Performance: Relax atomicity constraints for crash handling
311 * Fix: compat: -ust suffix sprintf error handling
312 * Performance: disable event counting by default
313 * Fix: remove unlock in getcpu
314 * Performance: remove rcu read lock from ring buffer get/put cpu
315 * Performance: define _LGPL_SOURCE in LGPL c files
316 * Performance: split check deliver fast/slow paths
317 * Fix: perf counters build against kernel headers < 3.12
318 * Fix: perf counter context deadlock
319 * Fix: many-events registration/unregistration speed
320 * Fix: pre-fault TLS in ust-malloc instrumentation
321 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
322 * Fix: reset vtid cache before releasing urcu locks
323 * Fix: cleanup local_apps.allowed flag on lib cleanup
324 * Fix: Correctly handle invalid agent port file
325 * Fix: memory corruption in compat.h
326 * Introduce lttng_ust_loaded weak symbol
327 * Revert "Introduce LTTNG_UST_LOADED environment variable"
328 * Introduce LTTNG_UST_LOADED environment variable
329 * Fix: remove invalid free
330 * Use AC_PROG_MKDIR_P (generic mkdir -p)
331 * Split CMake example build steps on different lines
332 * Fix: CMake example: specify source/built includes/libs
333 * configure: allow building perf support across all architectures
334 * Fix: use-after-free in statedump lib iter_end
335 * Add generic fallback for perf counter read
336 * Fix: perf counters: sign-extend pmc register
337 * doc: Add flags for JUL and python agent compiling
338 * tests/hello.cxx: add ctf_enum_auto() entries
339 * Add ctf_enum_auto() for autoincrementing enumeration values
340 * Add missing ust_lib.c and ust_lib.h
341 * dl instrumentation: add dlmopen event, trace dlopen flags
342 * Add library load/unload tracking events
343 * Communication protocol: use fixed-size integer rather than enum
344 * Add ustctl command to regenerate the statedump
345 * Implement statedump command in UST
346 * tests/hello.cxx: add enumeration field
347 * Fix: ctf_enum_value() does not work with g++
348 * Fix: lttng context perf: missing stdbool.h header include
349 * Add perf context support for ARMv7
350 * Keep perf context FD open for other architectures
351 * Doc: cmake example: fix coding style
352 * Doc: ship cmake example with 'make distcheck'
353 * Doc: add CMake example
354 * configure.ac: check cmake availability
355 * Only build python lib when agent is enabled
356 * doc: information has no plural
357 * Fix: allow non-LGPL modules to use tracepoints
358 * Add -ust to the name of UST threads of the application
359 * Comment the locking mechanisms in ContextInfoManager
360 * Fix: Null-check return value of log4j.Category.getAllAppenders()
361 * Add liblttng-ust-agent.jar to the .gitignore
362 * Fix: Specify encoding when reading agent port file
363 * Fix: Include child loggers in the output of "lttng list"
364 * Fix: Handle both agent config files pointing to same port
365 * Suppress static method warning
366 * Add more logging to the LttngTcpSessiondClient
367 * Use config.h to detect sched_getcpu support
368 * Fix: use limits.h in ust-elf test
369 * Fix: strerror_r behavior is glibc specific
370 * Add support for musl libc to ust-dlfcn.h
371 * Fix: don't generate 0-len array in tracepoint probes
372 * Fix: log4j example: set logger level to prevent unexpected level inheritance
373 * Fix: no LGPL define for malloc and pthread wrappers
374 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
375 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
376 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
377 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
378 * Update version name TBD
379 * Update version to 2.9.0-pre
380 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
381 * Fix: update debug message about weak-hidden symbols
382 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
383 * Fix: test: relax requirement on weak-hidden symbol address
384 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
385 * Fix: test weak-hidden symbols
386 * Print DBG() message about compiler weak hidden symbol behavior
387 * test: add test for gcc issue with weak hidden symbol on powerpc
388 * Restrict Java context retriever names to a set of valid characters
389 * Fix: Correctly compute Java agent list loggers response size
390 * Add support for aarch64_be
391 * Fix: Fix synchronization of LTTngAgent#dispose
392 * Fix: Verify number of bytes contained in sessiond agent commands
393 * Fix: Avoid potential null dereference with log4j loggers
394 * Specify UTF-8 encoding for all Java agent commands
395 * Fix: merge tap tests stdout and stderr
396 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
397 * Fix: unchecked return value in trace_clock_read64_monotonic
398 * Fix: portability: no arith on void pointer
399 * Fix: initialize build id and debug link flags to 0
400 * Tests: Add tap-driver.sh for automake < 1.12
401 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
402 * Tests: Replace prove by autotools tap runner
403 * bootstrap: Standardize on autoreconf -vi
404 * Harmonize bootstrap script across projects
405 * lttng-ust(3): order environment variables
406 * lttng-ust(3): fix syntax of env. variables section
407 * lttng-ust(3): document $LTTNG_HOME
408 * Fix: Java agent should use LTTNG_HOME
409 * Fix: examples make distcheck failure
410 * Cleanup: add static for internal symbols
411 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
412 * Use min_t/max_t macros in lttng-ust-elf.c
413 * Tests: update ust-elf tests to reflect correct memsz computation
414 * Fix: erroneous computation of ELF in-memory size
415 * Make code and man pages share the same default values
416 * Fix: remove NULL check of nonnull parameter in dlclose
417 * Tracepoint array/sequence: add nowrite hex macros
418 * Tracepoint: add ctf array for network byte order integers
419 * Tracepoint: add ctf sequence for network byte order integers
420 * Fix: endianness of integers received by filter
421 * Doc: Update README.md
422 * Fix: jul and log4j agents makefile missing line and indentation
423 * Fix: re-introduce exported symbols
424 * Doc: update manpages for soinfo/sopath name change
425 * Rename statedump and dl events and fields
426 * Tests: list ust-elf test data explicitly in EXTRA_DIST
427 * Tests: add tests for lttng_ust_elf_is_pic
428 * Add is_pic field to statedump soinfo event
429 * Fix: add common jar to lttng-ust-agent-all dependencies
430 * Fix: add version to lttng-ust-agent-all jar file
431 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
432 * Fix: re-add liblttng-ust-agent.jar
433 * Fix: lttng java agent: dispose is non-static
434 * doc/man: do not use macros in the NAME section
435 * doc/man: remove duplicate copyrights section
436 * doc/man: lttng-ust(3): add tracing control to example
437 * doc/man: lttng-ust(3): split example files in subsections
438 * doc/man/common-copyrights: add missing THANKS section
439 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
440 * README.md: bolden dependencies and update links
441 * README.md: split required and optional dependencies
442 * Convert man pages to AsciiDoc
443 * Fix: remove dead code from filter interpreter
444 * Fix: convey enum value signedness into metadata
446 2016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
447 * Fix: remove assertions in lttng-ust-comm init
448 * Add tracepoint_disable_destructors()
449 * Documentation: fix manpage typo
450 * Fix: move lttng_context_is_app to core file
451 * Fix: move dummy functions to common file
452 * Fix: handle backward probe compatibility for application contexts
453 * Fix: application context header size
454 * Fix: event ctx get size should be after chan ctx
455 * Clarify and simplify the Java agent "Hello" examples
456 * Export the stream instance ID
457 * Generate and export the sequence number
458 * Add stream instance id to the packet header
459 * configure.ac: print empty line after AC_OUTPUT
460 * configure.ac: macros with no arguments do not need ()
461 * configure.ac: standardize indentation to tabs
462 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
463 * configure.ac: test -a -> shell's && (more portable)
464 * configure.ac: use test "x$var" = "xyes"
465 * configure.ac: AM_CONDITIONAL() accepts two arguments
466 * configure.ac: use dnl at appropriate places
467 * configure.ac: if -> AS_IF()
468 * configure.ac: case -> AS_CASE()
469 * configure.ac: add missing quotes in macro calls
470 * configure.ac: use macros for version name and description
471 * configure.ac: do not use shell eval for known values
472 * Add CONTRIBUTING.md
473 * Output "(null)" when ctf_string()'s arg is NULL
474 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
475 * Fix: java agent 32-bit pointer to jlong warning
476 * Fix: Use Java 6 syntax in JUL examples
477 * Fix: add missing example file to dist tarball
478 * Fix: add missing header to dist tarball
479 * Fix: add missing LttngContextApi.java to dist tarball
480 * Pass the Java app context information using two separate arrays
481 * Fix: Correctly report filter notifications on Java agent teardown
482 * Add some logging to the AbstractLttngAgent
483 * Fix: Clear tracked application contexts upon closing a Java agent
484 * Introduce a verbose mode for the Java agent
485 * Implement Java agent application context retrieval
486 * Turn ISessiondCommand into an abstract class
487 * Split the JNI APIs in separate classes
488 * Add app context support to ust-ctl protocol
489 * Handle application context cmd
490 * Implement dynamic types, and application context provider support
491 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
492 * Fix: Ensure the Java JUL messages are correctly formatted
493 * Fix: double-free on error sending fields
494 * Add CTF enum type support to tracepoint event
495 * Fix: missing _GNU_SOURCE define
496 * python-lttngust/setup.py.in: update setup() fields
497 * Refactor Python agent build and install
498 * Fix: remove debugging print() call from Python agent
499 * Fix: header size larger than 256 bytes
500 * Python agent: Support Agent protocol v2.0
501 * Fix: Java agent protocol network endianness consistency
502 * Fix: examples jul: add missing files to make dist
503 * Fix: Filer -> Filter typo in example
504 * Fix: Return the correct list of available Java events
505 * Add a toString() to Java agent's EventRule
506 * Add API stubs for the Java context info retrievers
507 * Receive the event filter string in the Java agent
508 * Document the Java filter notification model
509 * Add filter change notification mechanism to the Java agent
510 * Manage complete "event rules" in the Java agent
511 * Introduce a new client listener interface for the Java agent
512 * Turn ILttngAgentResponse into an abstract class
513 * Remove stale tests/java-jul test
514 * Fix: live timer calculation error
515 * Fix python agent build/install/uninstall with DESTDIR specified
516 * Fix: Don't (re)define STAP_PROBEV
517 * Fix: don't dereference NULL pointers
518 * Cleanup: Remove unused values
519 * Fix: Value stored to 'has_waited' is never read
520 * Fix: Argument with 'nonnull' attribute passed null
521 * Cleanup: Unnecessary bit shift
522 * Clean-up: remove extraneous "found" parameters in ust-elf
523 * Fix: sysconf() unchecked return value
524 * doc: add Python example
525 * Fix: Python agent: do not register twice to same port
526 * Fix: potential leaks in error paths
527 * Fix: double free in liblttng-ust-dl
528 * Fix: make check in OOT build with absolute path
529 * Fix: elf: leaks on error paths
530 * Cleanup: coding style
531 * Cleanup: elf: use off_t for offsets, size_t for len
532 * Cleanup: eliminate implicit sign-extension
533 * Fix: elf: NULL pointer dereference
534 * Fix: add missing ust-elf.h header to dist
535 * Fix: make check in out of tree build
536 * Fix: old gcc warnings
537 * Fix: old gcc warning
538 * Fix: remove stale lttng-ust-elf.h from makefile
539 * Fix: elf: uninitialized ret
540 * Fix: test elf: handle NULL debug file
541 * test: elf move constants to top of implementation
542 * Fix: elf test prog arg checking
543 * baddr statedump: remove dependency on file streams
544 * baddr statedump: hold ust lock around allocations
545 * Add unit tests for lttng_ust_elf
546 * Add memory size, build id, and debug link info to statedump and dl
547 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
548 * Cleanup: more descriptive error message
549 * Fix: add missing ust lock around objd_table_destroy()
550 * Fix: application exit race with pthread cancel
551 * Cleanup: configure layout for python agent detection
552 * Build: python agent: use setup.py over autoconf
553 * Build: add python interpreter used by python agent if built
554 * Doc: basic lttng ust python agent documentation
555 * Build: use AM_PATH_PYTHON to resolve python when building agent
556 * Build: only check if python exists in path
557 * Update version to 2.8.0-pre
558 * Fix: Send the correct Java agent return code when disabling events
559 * Fix: Correctly handle the command to disable all events
560 * Small refactor of the Java agent's TCP client
561 * Rename Java Agent event names to "event"
562 * Rename Python agent tracepoint to "event"
563 * Allow compiling the Java agent with Java 1.6
564 * Restore concurrent build when Java agent is enabled
565 * Refactor Java agent to let applications manage the log handlers
566 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
567 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
568 * Cleanup: Add Javadoc to all public methods and members
569 * Fix: Small fixes to the Java agent example files
570 * Update doc/java-agent.txt to reflect the new packaging
571 * Split Java agent library in 3 separate jars
572 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
573 * Use tar-ustar format for the dist archive
574 * Fix: remove generated file from git tree
576 2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
577 * Fix: Use $enableval with AC_ARG_ENABLE
578 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
579 * Fix: handle sys_futex EINTR and EWOULDBLOCK
580 * Fix: update liburcu URL
581 * .gitignore: ignore Python agent generated files
582 * Add ctf_sequence_hex() macro
583 * Fix: set soinfo_data's vdso flag correctly in base address statedump
584 * Fix: running java examples out of tree
585 * Fix: java class check when uudecode is not present
586 * Cleanup: remove extra whitespace in configure output
587 * Default to no unaligned access on unsupported archs
588 * cleanup: Coding style fixes to the Java agent
589 * cleanup: Mark obsolete JUL agent as @Deprecated
590 * Fix compilation warnings in the Java agent
591 * Fix: out of tree build of java agents
592 * Fix: Use env CLASSPATH when building log4j example
593 * Fix: build log4j example when enabled
594 * Bump tracer version to 2.7.0-pre
595 * Fix: perform volatile load of tracepoint state
596 * Add demo-tracelog to gitignore file
597 * Add aarch64 support to configure
598 * Implement cpu_id context for filtering
599 * ust cyg-profile: use same class for entry and exit
600 * Fix: function instrumentation ip context
601 * Fix: liblttng-ust-dl ip context
602 * Remove caller field from malloc events
603 * Fix: pthread wrapper ip context
604 * Fix: lttng-ust-malloc ip context
605 * Allow TP_IP_PARAM arg name to be configured
606 * tracelog: use same class for all loglevels
607 * fix tracelog namespacing of loglevels
608 * Add tracelog documentation to lttng-ust(3)
609 * Implement demo-tracelog example
610 * Implement tracelog API
611 * Fix: fetch caller address from tracef()
612 * Rename helper providers and events for consistency
613 * Refactor state dump system
614 * Refactor Python agent
615 * Fix: building probe providers with C++ compiler
616 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
617 * Fix: Don't wait during registration if clock_gettime() fails
618 * Fix: getcpu/clock plugin handle leak
619 * Fix: add missing new ldl dependency for liblttng-ust-ctl
620 * Fix: add missing getenv wrapper
621 * Fix: add missing lttng-clock.c
622 * Fix: add missing ust-clock.h
623 * clock plugin example: use shift and mul
624 * Implement getcpu override
625 * Implement clock override plugin support
626 * Add tracepoint_enabled() macro
627 * Move file creation/unlink from liblttng-ust-ctl to consumerd
628 * Implement file-backed ring buffer
629 * Fix: oot build: missing top_builddir include
630 * Fix: Mismatching code and console output in log4j example
631 * Update manpage about LTTNG_UST_DEBUG effect
632 * Don't output to stderr from lib unless DEBUG is activated
633 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
634 * Fix: out-of-tree build: wrong file path for sed input
635 * Fix: make dist: python agent file handling
636 * Fix: java-agent: out-of-tree path to java manifest
637 * Add return address to liblttng-ust-libc-wrapper
638 * Fix: missing parenthesis in offset_align_floor
639 * Fix: add ustctl_has_perf_counters
640 * Fix: add urcu-bp TLS fixup
641 * Fix: add missing poll.h include
642 * Fix: get_subbuf: bound number of consumerd retry
643 * Fix: man: you can't link a lib with a static lib
644 * Fix: context alignment not properly handled
645 * Fix: Shorthand option -cp not supported in all version of Java
646 * Fix: allow tracepoints to build with --std=c99
647 * Bump UST ABI for new release cycle
648 * Cleanup: remove "disabled" flag for new release cycle
649 * Fix: filter attach vs event enable race
650 * Fix: add a configure check for weak symbols support
651 * Fix coverity warning about sizeof(void **) != sizeof(void *)
652 * Fix: off-by-one in sequence filter comparator
653 * Fix: Java Agent JAR file symlink should be created after objects install
654 * Fix: Add versioning to liblttng-ust-agent JAR
655 * Fix: Warn when log4j version is too old
656 * Update Java agent documentation
657 * Fix: Try loading classes using the thread context class loader
658 * Add Python agent support
659 * Update version name
661 2014-10-20 lttng-ust 2.6.0-rc1
662 * Add missing file to gitignore
663 * Fix: preserve example files' timestamps when copying
664 * Fix: Abort loading log4j agent classes when detected log4j version is too old
665 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
666 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
667 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
668 * Rename public structure to avoid collisions
669 * Refactor liblttng-ust-jul in liblttng-ust-agent
670 * Build the liblttng-ust-java library using the new M4 macros
671 * Add M4 macros helpers to build Java programs
672 * Modernize README using Markdown
673 * Documentation: clarify event name in lttng-ust.3
674 * Add cscope to gitignore
675 * configure.ac: fix "missing jni.h" error message
676 * Fix: remove references to trace_printf()
677 * Change JUL agent to use the new ABI
679 2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
680 * Mutex while updating statedump_pending is not needed
681 * Revert "Turn base address dump into experimental feature"
682 * Fix: document ust_fork_mutex nesting
683 * Bugfix for #745 deadlock with baddr statedump+fork
684 * Move enablers syncing after the channel registration
685 * Add lttng_ust_notrace to static inline functions
686 * lttng ust: support ppc64le within configure
688 2014-06-27 lttng-ust 2.5.0-rc2
689 * Fix: lttng-ust-jul: set thread in daemon mode
690 * JUL: use root logger to capture events
691 * Fix: Wrong configure check for UST perf event counters context support
692 * Fix: multiple providers in same C file failure
693 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
694 * Fix: 2.5.0-rc1 changelog has off-by-one date
696 2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
697 * Fix: out of tree build for lib Java and JUL
698 * Fix: default loglevel is DEBUG
699 * Fix: refuse overwrite mode buffers with less than two subbuffers
700 * Fix: tracef.h: add missing c++ guard
701 * Fix: remove JUL loglevel filtering from the agent
702 * Fix: cleanup JUL agent state on sessiond disconnect
703 * Fix: Move generated headers to the BUILT_SOURCES target
704 * Fix: perf ust: check close return value
705 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
706 * Implement LTTng-UST perf counters support on x86
707 * Fix linking failure when cross-compiling
708 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
709 * Fix: pass proper args when writing commit counter
710 * Fix: pad strings that are modified concurrently with tracing
711 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
712 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
713 * Fix: .split() the CC environment variable in lttng-gen-tp
714 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
715 * Fix: python invocation through env
716 * Change default loglevel to TRACE_DEBUG_LINE
717 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
718 * Fix: don't accept configure --disable-shared
719 * Fix: configure.ac: add missing result to alignment req. check
720 * Fix: malloc wrapper: infinite recursion with compat TLS
721 * Fix: lttng-ust needs -ldl for tracef()
722 * Fix: typo in lttng-ust.3
723 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
724 * Fix: add demo-tracef to dist tarball
725 * Fix: add missing header files for tracef
726 * Implement tracef() instrumentation API
727 * Add 'unused' attribute to tracepoint callback
728 * Use autoconf AM_MAINTAINER_MODE
729 * Fix: mismatch between code and comments
730 * Fix: incorrect urcu git URL in README
732 2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
733 * Fix: JUL test: update to API change
734 * Fix: Cast from pointer to different integer size warning
735 * Turn base address dump into experimental feature
736 * Fix: JUL support multiple loglevels
737 * Fix: Skip lttng-gen-tp example build if Python is missing
738 * Fix: dynamically fetch the session daemon port
739 * Fix: JUL agent connect to user and root sessiond
740 * Fix: handle registration done command
741 * Fix: Unsynchronized access in LTTngTCPSessiondClient
742 * Cleanup: fix comment
743 * Fix: Dump executable base-address with readlink
744 * Fix: add assert for NULL dereference
745 * Fix: tracepoint out of memory handling
746 * Fix: dereference before null check
747 * Cleanup: remove logically dead code
748 * Fix: handle sysconf errors
749 * Fix: java-jul/Makefile should not be marked as a binary
751 2014-02-14 lttng-ust 2.4.0-rc4
752 * Cleanup: remove extra space in dlerror wrapper
753 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
754 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
755 * Fix: malloc libc instrumentation wrapper
756 * Fix: add LTTngEvent class to fix delayed logger
757 * Fix: FD leak in liblttng-ust-ctl
758 * Fix: liblttng-ust-dl Makefile flags mismatch
759 * Fix: liblttng-ust-fork Makefile flags mismatch
760 * Fix: out of tree examples build
761 * Fix: C++: incomplete extern C guard transition
763 2014-01-29 lttng-ust 2.4.0-rc3
764 * Fix: add missing JUL loglevel handling
765 * Cleanup gen-tp: add quotes around AM_CC
766 * Pass the CC variable to the example Makefiles
767 * cleanup ust_baddr and ust_baddr_statedump doc
768 * baddr: add ust_baddr and ust_baddr_statedump doc
769 * Fix: baddr_statedump tracepoint registration
770 * Fix: baddr out of tree build
772 2013-12-10 lttng-ust 2.4.0-rc2
773 * Fix: baddr_statedump tracepoint registration
774 * Fix: baddr deadlocks and RCU races
775 * Fix: lock exit mutex when creating threads
776 * Fix: baddr deadlock with lttng-ust destructor
777 * baddr: include missing header
778 * baddr: get session under lock
779 * Fix: take the ust lock around session iteration in statedump
780 * Fix: baddr_statedump deadlock with JUL tracing
781 * Fix: client_packet_header() uses wrong packet
782 * Cleanup: fix typo in ring buffer backend comment
783 * Compile liblttng-ust-baddr c files into liblttng-ust
784 * Allow suppressing of base-address-state tracing
785 * Integrate base-address statedump into lttng-ust
786 * Fix: eliminate timestamp overlap between packets
787 * Fix: lttng-gen-tp to build out of tree
788 * Fix: compile doc/ after JUL/Java
789 * JUL: add Hello.java in doc/examples
790 * Fix lttng-ust(3) manpage
791 * JUL: fix enable all event for delayed Logger
792 * Fix: typo in JNICALL for the JUL tracepoint
793 * Fix: move va_end to outermost label
794 * Fix: add missing NULL check after allocation
795 * Fix cleanup: all spaces before flags
796 * fix: lttng-gen-tp: add missing spaces around flags
798 2013-11-15 lttng-ust 2.4.0-rc1
799 * doc/examples: error out when a subdir make fails
800 * JUL: fix out of tree build
801 * Java/jul: fix make dist
802 * JUL: install documentation and jar file
803 * Add missing copyrights to test scripts
804 * Escape minus signs in lttng-ust-cyg-profile manpage
805 * Fix spelling mistake in lttng-ust manpage
806 * Fix tests/benchmark
807 * Implement base-address-state tracing
808 * Base-address tracing for dlopen and dlclose
809 * Add a check against excluders
810 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
811 * Store exclusions to enablers
812 * Add excluders to enabler structure
813 * Send exclusion data through ustcomm
814 * Define exclusion structure for UST ABI
815 * Define a new command LTTNG_UST_EXCLUSION
816 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
817 * Fix: check for java .class in package subfolders
818 * Fix: java library to use user define JDK at compile time
819 * Add liblttng-ust-jul for JUL support
820 * Fix: application SIGBUS when starting in parallel with sessiond
821 * Fix: Minor corrections to the lttng-ust man page
822 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
823 * Warning cleanup: add missing padding initializer
824 * Fix: socket connect hang on heavy loads
826 * Fix: ust-comm recvmsg should handle partial receive
827 * gcc warning fix: -Wextra
828 * Add usage reference count for tracepoints
829 * tracepoint.c: Move add_callsite/remove_callsite further down in file
830 * Store the callsites into the library callsite list
831 * Fix linking warning
832 * Per-stream ioctl to get the current timestamp
833 * LTTng ringbuffer ABI calls for index generation
834 * Specialize lttng_ust_lib_ring_buffer_client_cb
835 * Add tracing instrumentation for pthread mutex lock functions
837 2013-09-03 lttng-ust 2.3.0
840 2013-08-30 lttng-ust 2.3.0-rc2
841 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
842 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
843 * Fix: doc/examples cross-build
844 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
845 * Introduce configure --with-lttng-system-rundir
846 * examples: tracepoint probes don't need extern C
847 * Tracepoint probes don't need extern C
848 * Add trace support for memalign and posix_memalign
849 * malloc instrumentation: remove dependency on pthread
850 * Add trace support for calloc and realloc.
851 * Fix: allow make check to run in VPATH build
853 * Update obsolete benchmark test
854 * Cleanup tests (2nd commit)
856 * Fix: doc/examples VPATH build
858 2013-07-17 lttng-ust 2.3.0-rc1
859 * Fix: Unchecked asprintf/vasprintf return values
860 * Missing NULL pointer init in tap.c
861 * Disable doc/examples build
862 * Add python3 support to lttng-gen-tp
863 * Bump ABI major to 5
864 * callsite: add "ip" context
865 * Allow environment variable LTTNG_HOME to override HOME
866 * Fix: libs order in Makefile
867 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
868 * Introduce ustctl_write_one_packet_to_channel
869 * build: Fix out-of-tree build
870 * Fix: SWITCH_FLUSH new sub-buffer checks
871 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
872 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
873 * Fix: doc/examples: gen-tp path
874 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
875 * Fix: handle writes of length 0
876 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
877 * Fix: lttng-events VPATH build
878 * Allow #include in template (.tp) file
879 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
880 * doc/examples: build gen-tp example by default
881 * doc/examples: support BSD make
882 * Tracepoint.h: replace assertion by fprintf and abort()
883 * Remove unused assert.h from bitfield.h
884 * Clarify probe registration documentation/errors
885 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
886 * Add mising include in ust.h
887 * lttng-gen-tp: Fix include guard name with file using non valid characters
888 * Fix: segfault when print invalid command
889 * Fix: Add --no-as-needed to the demo example's Makefile
890 * zmalloc: attribute always_inline
891 * Fix: liblttng-ust process startup hang when sessiond is stopped
892 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
893 * Allow tracepoint providers to be compiled with g++
894 * Add parameter -f to rm in Makefile clean target
895 * Fix: missing dependency for liblttng-ust-tracepoint.so
897 * Add warning about default prefix and library paths to README
898 * Revert "Revert "Fix (another) linker library order""
899 * Revert "Revert "Fix linker library order""
900 * snprintf: play nice with static checker
901 * tracepoint.c: Add coverity alloc/free annotations
902 * Fix: "fields" leak on register
903 * Fix: memory leak for events without fields
904 * Fix: memory leak on connection reset
905 * Revert "Fix linker library order"
906 * Revert "Fix (another) linker library order"
907 * Fix: incorrect support for multi-context
908 * Fix (another) linker library order
909 * Fix typo in run script
910 * Fix linker library order
911 * Fix examples: add missing CPPFLAGS
912 * example Makefiles: standardize on $^ for linking
913 * Fix demo example Makefile
914 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
916 2013-05-09 lttng-ust 2.2.0-rc2
917 * manpage: Document probe provider compatibility
918 * Fix: add provider ABI compatibility check
919 * Cleanup: ignore mktemp return value
920 * Cleanup: documentation: argument vs field
921 * Documentation: document undefined behavior for NULL pointers
922 * Cleanup: silence cppcheck error
923 * Fix: add internal mutex for timer
924 * 32-bit warning fix for cyg profile fast
925 * Fix warnings for 32-bit in lttng-ust-cyg-profile
927 * Fix: tracepoint.h incorrect assumption about constructor order
928 * Cleanup: comment mismatch with code
929 * Fix: ABI breakage between 2.1 and 2.2-rc1
930 * Documentation: document that sequence len field is unsigned
931 * connect: don't report EACCES
932 * connect: don't print error on EPERM
933 * Bump liblttng-ust-ctl lib version major number
934 * Optimisation: implement callsite hash table in tracepoint.c
935 * Optimisation: only update added library in tracepoint.c
936 * Optimisation: only fix pending events once per lazy update
938 2013-03-28 lttng-ust 2.2.0-rc1
939 * Fix: tracepoint instrumentation constructor order issue
940 * Documentation: update 2.0 to 2.x
941 * Add demo test back as an example
942 * Don't rely on explicit context for filtering
943 * Implement per-context filtering
944 * Fix: filter string comparison should check for literal
945 * update tests/demo readme file
946 * Add man page for lttng-ust-cyg-profile
947 * Fix: filter string wildcard comparison
948 * Fix: Remove test runner script
949 * Fix: forwarding of call_site argument to field
951 * Tests: Use Perl prove as the testsuite runner
952 * Remove tests depending on consumerd
953 * Convert hello.cxx test to a build test
954 * Clean-up of configure.ac and tests/Makefile.am
955 * Fix snprintf test and output result to TAP format
956 * Replace same_line_marker test with same_line_tracepoint
957 * Remove tests-libustinstr-malloc
958 * Remove exit-fast test
962 * Remove outdated test-nevents test
963 * Remove outdated simple_include test
964 * Remove outdated register_test test
965 * Convert hello-static-lib test to a build test
966 * Convert hello test to a build test only
967 * Remove outdated libustctl_function_tests test
968 * Remove outdated test hello2
969 * Remove outdated dlopen test
970 * Remove outdated test basic long
971 * Remove outdated test basic
972 * cyg_profile: implement fast and verbose .so
973 * Performance: add unlikely to tracepoint dynamic linking test
974 * Fix: _LGPL_SOURCE rcu dereference fix
975 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
976 * Minor fix: libc wrapper internal run script
977 * Fix: ustctl_recv_register_event pointer mixup
978 * Fix: allow enabling same events for two channels
979 * Add channel ID field to attr
980 * Remove useless else clause
981 * tracepoint: move "probe" test outside of loop
982 * Fix uninitialized has_loglevel variable
984 * Cleanup: work-around clang unused result warning
985 * Cleanup compile warning
986 * Cleanup: remove unused variables
987 * tracepoint: Don't add NULL probes
988 * Remove mention of locking issues associated with dlopen usage
989 * Implement read timer (for RT)
990 * Only flush when there are readers active
991 * Add mutex for channel wakeup fd update
992 * Fix: fields should be initialized to NULL
993 * Implement ustctl_duplicate_ust_object_data
994 * Add channel wakeup fd to monitor close
995 * Fix: refcount issue in lttng-ust-abi.c
996 * Fix: only consumerd should print errors
997 * Implement ring buffer periodic buffer switch timer
998 * Fix: ensure all probe providers have their symbols
999 * Reactivate error printing
1000 * Unregister tracepoint probes when not needed
1001 * Cleanup: remove now unused metadata code from UST
1002 * Fix: notification timeout logic
1003 * Fix: don't print error in comm proto connect on ENOENT
1004 * Fix: return expected error return values for sessiond
1005 * Fix: set wait/wake fd to -1 before close
1006 * Fix: Only notify socket should have timeout/nonblock
1007 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
1008 * Fix: Add timeout on notification socket
1009 * Remove now unused metadata printf code
1010 * Move metadata creation into lttng-sessiond and lttng-consumed
1011 * Add write metadata API to ust-ctl.h
1012 * Move UST registry into sessiond and implement notifiers
1013 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1014 * Use tp rcu link test in provider
1015 * Remove direct dependency of probes on urcu-bp
1016 * Use urcu tls-compat.h
1017 * Lazy provider registration
1018 * Always use lttng_get_probe_list_head to get probe list
1020 * Move LTTng-UST buffer ownership from application to consumer
1021 * Fix package: don't distribute generated headers
1022 * Fix: don't cancel already exited threads
1023 * Scalability fix: tracepoint.c hash table size increase
1024 * Scalability fix for many events: event hash table size
1025 * Speed up probe registration for large amount of events
1026 * Add missing demo-trace shell script to dist tarball
1027 * Documentation: add uuid package name for Fedora in README
1028 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
1029 * Add compilation support for Tile architectures
1030 * Documentation: clarify debian package name for uuid in README
1031 * Fix: comment in ust-ctl.h
1032 * Fix I/O-related error values in ustctl
1033 * Introduce hash table for lttng_create_event_if_missing()
1034 * Fix: don't build C++ example if a C++ compiler isn't available
1035 * Remove LIBFORMAT output in configure.
1036 * Document dependency on libuuid
1038 2012-12-20 (13th Baktun) lttng-ust 2.1.0
1039 * Bump liblttng-ust-ctl lib version major number
1040 * Bump UST proto version minor number
1041 * Helper to debug: add object name
1042 * Tests: Fix rundir not created in ust-basic-tracing
1043 * ust test: add missing return -1
1044 * Test: update ust tracing unit tests to 2.1 internal ABI
1045 * Tests: Fix rundir not created in ust-multi-test
1046 * Adapt internal files and examples to TRACEPOINT_INCLUDE
1047 * Adapt tests to TRACEPOINT_INCLUDE
1048 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
1049 * Fix: don't do macro expansion in tracepoint file name
1050 * Fix lttng-gen-tp: Template file must end in .tp
1051 * Pack structures in comm protocol between UST and sessiond
1052 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
1053 * Cleanup lttng-gen-tp: remove leading underscore before include guard
1054 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
1055 * Update license text
1056 * Fix: check if event enabled for bytecode-less events
1057 * Fix: handle enablers without bytecode
1058 * Print probe provider mismatch error even without -Wsystem-headers
1059 * filter: Add missing padding
1061 2012-11-22 lttng-ust 2.1.0-rc2
1062 * filter interpreter cleanup: use uint64_t for retval
1063 * Fix: filter linking can dereference NULL pointer on alloc failure
1064 * Cleanup: remove whitespaces and EOL in tests
1065 * Filter: use only single lower bit of filter return value
1066 * Fix: filter: var len array at end of external structure
1067 * Fix: filter link fail handling
1068 * Fix: add missing seqnum field to filter
1069 * filters: perform union rather than intersection
1070 * Implement support for overlapping wildcard/events
1071 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
1072 * filter: add seqnum field to filter command
1073 * Filter iteration: iterate on list of filters
1074 * document that tracepoint names should ideally not be re-used
1075 * Remove LIBFORMAT config declaration, unused
1076 * Add libc errno translation layer to UST error code
1077 * Fix: add const qualifier for filter local void *
1078 * Fix: re-allow non-lvalue string, sequence, array parameters
1079 * Tear down handles associated with a closed sessiond socket
1080 * Distinguish UST return codes from transport return codes
1081 * Fix: Conditionally disable tests requiring shared libs support
1082 * Cleanup: don't spawn per-user thread if HOME is not set
1083 * Manpage: document supported UST contexts
1084 * Fix: procname context semantic
1085 * Fix: Fix self-assign warning on struct ustfork_clone_info init
1086 * Fix: memcpy of string is larger than source
1087 * Implement liblttng-ust-fork daemon() override test
1088 * liblttng-ust-fork: override daemon() call
1089 * ustfork: set errno to ENOSYS if symbol lookup fails
1090 * Fix: be quiet on filter linker error
1091 * Build out of src tree
1092 * Fix: filter bytecode specializer stack leak
1093 * Fix: reloc offset validation error out on filters with no reloc table
1094 * Perform calculation on bit size in 64-bit
1095 * Use uint64_t for packet header content size and packet size
1096 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1097 * Fix: BSD getprogname null pointer dereference
1098 * Add support for model.emf.uri event info
1099 * Filter error message cleanup
1100 * Manpage update: document use in daemons
1101 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1102 * Fix: get_wait_shm() ust mutex deadlock
1103 * Fix: add events with 0 field to field list
1105 2012-09-10 lttng-ust 2.1.0-rc1
1106 * Fix make dist: fix liblttng-ust-java dependencies
1107 * Fix make dist: add missing filter header
1108 * Fix: backward compatibility with UST 2.0 app probes
1109 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1110 * Export "written" information about fields
1111 * Fix filter: pointer to string, not string, should be on stack
1112 * Fix: tracepoint float nowrite
1113 * Fix: accept 65536 bytes long bytecodes
1114 * Add hostname to env
1115 * ABI change: bump internal version to 3.0.0
1116 * Fix: threads should be created in DETACHED state
1117 * Fix: 32-bit x86 strict-aliasing warnings
1118 * Fix UST SIGPIPE handling
1119 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1120 * Cleanup: filter: turn bytecode linking error msg into debug
1121 * Make lttng-ust robust against -finstrument-functions.
1122 * Filter: keep aliased ax and bx registers
1123 * Filter: remove interpreter dynamic typing
1124 * Filter: add missing specialized op names
1125 * Filter: specialize double-s64 binary comparators
1126 * Fix filter: fix stack leak on taken branch
1127 * Filter: Implement stack-based interpreter
1128 * Filter: double comparator produces s64
1129 * Filter: use hash table to check merge points
1130 * Filter: split passes into separate components
1131 * Filter: cleanup macros
1132 * Filter: validate range overflow with end of insn
1133 * Filter: validate that field ref strings are non-NULL
1134 * Filter: ensure logical operator merge is always s64
1135 * Filter: we don't care if double/s64 are literals
1136 * Filter: specialize 'and' and 'or' ops.
1137 * Implement dispatch-table based interpretor
1138 * Filter: Specialize unary operators
1139 * Define switch use as macro in interpreter
1140 * Filter interpreter: mark float test as unlikely
1141 * Filter: fix bytecode validation typo
1142 * Filter: specialize comparators
1143 * Specialize load and unary ops
1144 * Validate registers, no need to initialize to 0
1145 * Filter: opcode for ref loads
1146 * Remove redundant validation from interpreter
1147 * filter: Add bytecode validation pass
1148 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1149 * Only print filter errors if LTTNG_UST_DEBUG is set
1150 * Cleanup: remove debug define
1151 * Filter: add floating point support
1152 * Remove filter test printouts
1153 * Implement filter bytecode interpreter and linker
1154 * Filter: receive, attach and link empty filter
1155 * Filter: prepare filter stack data
1156 * Wrap dynamic len array into stackvar union
1157 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1158 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1159 * Fix: remove unused texinfo dep from configure.ac
1160 * Fix C99 strict compatibility: don't use void * for function pointers
1161 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1162 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1163 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1164 * Fix: perform TLS fixup of nest count outside of UST mutex
1165 * Fix: liblttng-ust-fork deadlock
1166 * Fix: handle pthread errors
1167 * Fix: local apps allowed should disable local (not global) tracing
1168 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1169 * Fix: support -std=c99 in tracepoint macros
1170 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1171 * hello test: fail on old style definition
1172 * Fix: tracepoint.h should not generate old-style definitions
1173 * Fix: don't define variables in headers
1174 * test "hello": add boolean test
1175 * Fix: perform macro expansion on tracepoint signatures
1176 * UST check pointer/de-reference order
1177 * Fix list field: handle error
1178 * Implement event fields listing
1179 * Implement field listing command
1180 * Fix: Block all signals in listener thread
1181 * Add CodingStyle document to tarball
1182 * Add coding style document
1183 * endian.h: support cygwin
1184 * align.h: support cygwin page size
1185 * Add cygwin support to libringbuffer getcpu.h
1186 * Add "2x int" and "2x long" types to the Java interface
1187 * Add Integer and Long tracepoint types to the Java interface
1188 * Fix: don't SIGBUS when filesystem is full
1189 * tracepoint: include stdio.h for NULL definition
1190 * manpage update: document that probes need gcc
1191 * Fix: remove # in front on extern "C" {
1192 * Cleanup: don't use GNU old-style field designator extension
1193 * Fix: remove padding field after variable sized array
1194 * Use unsigned long type for events discarded counter
1195 * Fix: getcpu build with modern uClibc versions
1196 * Fix: lttng-ust.pc needs to specify -ldl
1197 * Fix: examples Makefiles should pass $(LIBS) at last
1198 * Build a jar for the Java side of the JNI interface
1199 * Fix: ustctl need to send the second fd upon error of 1st fd
1200 * Fix: Add missing fork test program dependency library
1201 * Fix: Make the JNI interface actually work
1202 * Merge branch 'dev'
1203 * Fix: stringify version description
1205 2012-03-29 lttng-ust 2.0.1
1206 * Use bsd-compatible fcntl for close-on-exec on socket
1207 * Fix multi-session wildcard support
1208 * Fix event lost count when buffer is full
1209 * Remove inappropriate \n from easy-ust sample
1211 2012-03-20 lttng-ust 2.0.0
1212 * First STABLE version
1215 2012-03-20 lttng-ust 2.0.0-rc4
1216 * Fix out-of-bound write in ltt-events.c
1217 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1219 * Add exception handling to lttng-gen-tp io operations
1221 2012-03-16 lttng-ust 2.0.0-rc3
1222 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1223 * fix: ustcomm_close_unix_sock should close, not shutdown
1224 * Fix: do not print EPIPE perror, as it is an expected error
1225 * Ensure that multiplication of clock offset is done on 64-bit
1226 * Add 2 missing licenses in deprecated tests
1227 * Remove unbuild and unused (deprecated) make_shared_lib test
1228 * License text standardization, add missing licenses
1229 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1230 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1231 * Fix: recvmsg should handle EINTR
1232 * Make lttng-gen-tp work on python 2.6
1233 * Make lttng-gen-tp executable
1235 2012-03-02 lttng-ust 2.0.0-rc2
1237 * Fix: dmesg printout should not print metadata warnings
1238 * Fix: use transport name as channel name
1239 * Fix: Add signature check in tracepoint activation
1240 * Fix: add tracepoint signature at tracepoint definition site
1241 * Fix: keep event probe signature, for use by event probe signature check
1242 * Fix ABI: add padding to structures shared between UST and consumer
1243 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1244 * Fix ABI: Adding missing padding in tracepoint event structures
1245 * Fix: Add include/lttng/ust-config.h to git ignore
1246 * Fix effect: update README about dlopen()
1247 * Fix: fixup vtid TLS
1248 * Fix: fixup ringbuffer tls at constructor by forcing read
1249 * Fix: fix deadlock with dlopen() lttng-ust
1250 * Fix: only print event errors every 1048576 hits
1251 * Fix: add missing debug printout to identify the cause of lost events
1252 * fix: liblttng-ust-ctl should check for incorrect parameters
1253 * fix: ust comm error handling segfault
1254 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1255 * fix: on exit, leave thread/mmap reclaim to OS
1256 * fix: Handle sys_futex with async cancel, add missing pthread_join
1257 * fix: Only munmap the wait page when not exiting from process
1258 * Use CPPFLAGS instead of CFLAGS for -I
1259 * Fix type range comparison always false for 64-bit arch
1260 * demo: remove useless libs
1261 * tests: include missing headers
1262 * Add missing limits.h include for NAME_MAX
1264 2012-02-20 lttng-ust 2.0.0-rc1
1265 * Standardize version across toolchain
1266 * Fix a typo in gen-tp Makefile
1267 * Implement the .o file generation in lttng-gen-tp
1269 2012-02-16 lttng-ust 1.9.8
1270 * Fix comment in tracepoint.h
1271 * Add loglevel info to manpage
1272 * Remove stale binary file
1274 * Add a man page for lttng-gen-tp
1275 * Install easy-ust and gen-tp examples in doc/
1276 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1277 * Add missing #define _GNU_SOURCE for sched_getcpu()
1278 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1279 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1280 * Mark lib_ring_buffer_print_errors unused
1281 * Cleanup: remove extra space from easy_ust example
1282 * Add missing comma to tracepoint STAP_PROBEV call
1284 2012-02-13 lttng-ust 1.9.7
1285 * liblttng-ust-java: add missing -classpath ./
1286 * Only specify that sdt.h provides system integration for now
1287 * Add STAP_PROBEV check ton configure.ac
1288 * Add sdt.h integration
1289 * Remove extern C around probe header
1290 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1291 * Add a configure report at the end of the output
1292 * Add sdt.h integration option
1293 * Set default loglevel in metadata
1294 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1296 2012-02-09 lttng-ust 1.9.6
1297 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1298 * tracepoint: name -> _name to fix possible namespace clash
1299 * Add debug printout to tracepoint.c
1300 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1301 * Update hardcoded loglevel
1302 * Add "easy_ust" example
1304 * Zero-initialize struct msghdr
1305 * Add environment information
1306 * Fix event-specific enabling
1307 * Update static lib linking
1308 * liblttng-ust-libc: fix linking
1309 * liblttng-ust-libc: fix lib dependency
1310 * Install README and ChangeLog into system doc
1311 * Add hello-static-lib test
1312 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1313 * Fix 32-bit type: allocated len is used
1314 * Fix 32-bit type mismatch
1316 2012-02-02 lttng-ust 1.9.5
1317 * UST comm ABI: Add padding, push version to 2.0
1318 * Update loglevel names
1319 * Implement loglevels as event and wildcard attributes
1320 * Update loglevel ABI: only loglevel value/enum is known by UST
1321 * Pre-assign fixed loglevels
1322 * Remove old (now unused) loglevel control code entirely
1323 * Update loglevel selection ABI
1324 * Use boot_id as monotonic clock uuid
1325 * clock: add clock description to metadata
1326 * Properly fix the timekeeping overflow detection
1327 * Revert "Fix timestamps for slow-paced event rates"
1328 * Revert "Force 64-bit timestamps"
1329 * Declare struct lttng_ust_calibrate
1330 * Force 64-bit timestamps
1331 * demo program: ensure we don't link demo on useless libs
1332 * ust comm: Receive second FD even if 1st receive failed
1333 * ust consumer: close shm fd after mapping it
1334 * Add a comment about which wait fd is closed early by UST.
1335 * Remove leftover structure in ust-abi.h
1336 * Close stream and channel file descriptors as soon as passed to
1338 * Fix AC_LANG_SOURCE usage: only takes one parameter
1339 * Fix timestamps for slow-paced event rates
1340 * configure.ac: Use AC_LANG_SOURCE for if else macros
1341 * Add execution instructions to the demo test program
1342 * Force the building of shared noinst libraries in the demo test
1344 * Only print the futex perror in debug mode
1346 2011-12-23 lttng-ust 1.9.4
1347 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1348 * Comment the union field (only used in call_rcu scheme)
1350 2011-12-21 lttng-ust 1.9.3
1351 * Fix clock source overflow on 32-bit archs
1352 * Remove unused trace_clock_frequency
1353 * check for negative wait() return value
1354 * Add DBG message when registering a probe
1355 * Only show futex warning "perror" in debug mode
1357 2011-12-14 lttng-ust 1.9.2
1358 * Add missing ust_libc.h to Makefile.am
1359 * Use DBG instead of WARN for futex_wake workaround message
1360 * Make dlopen more robust by using the .0 target for the library
1362 2011-12-13 lttng-ust 1.9.1
1363 * First LTTng-UST 2.0 prerelease.
projects / lttng-ust.git / blob