Add close_range wrapper to liblttng-ust-fd.so
[lttng-ust.git] / ChangeLog
CommitLineData
32b9b7ba
MD
12024-01-10 (National Houseplant Appreciation Day) lttng-ust 2.12.9
2 * fix: invoke MKDIR_P before changing directories
3 * fix: clean java inner class files in examples
4 * ustfork: Fix warning about volatile qualifier
5 * ustfork: Fix possible race conditions
6 * Fix: FreeBSD: Pass flags arguments to rfork wrapper
7 * fix: python agent: use stdlib distutils when setuptools is installed
8 * fix: python agent: install on Debian python >= 3.10
9 * fix: python agent: Add a dependency on generated files
10 * python: use setuptools with python >= 3.12
11
63ba3977
MD
122023-06-07 (National VCR Day) lttng-ust 2.12.8
13 * Fix: segmentation fault on filter interpretation in "switch" mode
14 * Fix: Reevaluate LTTNG_UST_TRACEPOINT_DEFINE each time tracepoint.h is included
15 * Fix: trace events in C constructors/destructors
16 * Fix: use unaligned pointer accesses for lttng_inline_memcpy
17
4e6d7444
MD
182022-09-30 (National Day for Truth and Reconciliation) lttng-ust 2.12.7
19 * Fix: bytecode validator: reject specialized load field/context ref instructions
20 * Fix: bytecode validator: reject specialized load instructions
21 * Fix: lttng-ust-comm: wait on wrong child process
22 * fix: 'make dist' without javah
23
10845830
MD
242022-08-19 (National Potato Day) lttng-ust 2.12.6
25 * cleanup: remove stale comment
26 * fix: Unify possible CPU number fallback
27 * Fix: remove unused align.h header
28 * fix: removed accidental VLA in _get_num_possible_cpus()
29 * Add unit tests for num possible cpus
30 * fix: num_possible_cpus() with hot-unplugged CPUs
31 * Fix: Use negative value for error code of lttng_ust_ctl_duplicate_ust_object_data
32 * Fix: sessiond wait futex: handle spurious futex wakeups
33
dd234c98
MD
342022-06-03 (National Repeat Day) (National Repeat Day) lttng-ust 2.12.5
35 * Document ust lock async-signal-safety
36 * Fix: don't use strerror() from ust lock nocheck
37 * Fix: remove non-async-signal-safe fflush from ERR()
38 * Fix: statedump: invalid read during iter_end
39 * Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
40
fd46f5c7
MD
412022-03-25 (National Waffle Day) lttng-ust 2.12.4
42 * fix: __STDC_VERSION__ can be undefined in C++
43 * Fix: concurrent exec(2) file descriptor leak
44 * Add 'domain' parameter to the Log4j 2.x agent
45 * fix: Convert custom loglevels in Log4j 2.x agent
46 * fix: coverity reported null returns in Log4j2 agent
47 * Add a Log4j 2.x Java agent
48
2f14557f
MD
492022-01-05 (National Bird Day) lttng-ust 2.12.3
50 * Fix: ust-cancelstate: include string.h for strerror
51 * Fix: lttng-ust-fd: remove lttng_ust_common_ctor call
52 * Fix: nestable pthread cancelstate
53 * Fix: abort on decrement_sem_count during concurrent tracing start and teardown
54 * fix: liblttng-ust-fd async-signal-safe close()
55 * Set git-review branch to stable-2.12
56 * fix: link benchmark with pthread
57 * Fix: liblttng-ust-ctl have dependencies on liburcu
58 * Fix: add extern "C" to two header files
59
b7f2d48c
MD
602021-05-15 (National Dance Like a Chicken Day) lttng-ust 2.12.2
61 * tests: benchmark: improve benchmark scalability accuracy
62 * tests: benchmark: use cpu-bound workload, calculate average and std.dev.
63 * tests: improve benchmark script
64 * compiler warning cleanup: is_signed_type: compare -1 to 1
65 * Fix: properly compare type enumeration
66 * fix: use the configured cmake binary
67 * Fix: bytecode linker: validate event and field array/sequence encoding
68 * fix: unix socket peercred on FreeBSD
69 * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start
70 * Fix: Use unix socket peercred for pid, uid, gid credentials
71 * Fix: stream fd leaks on error
72 * Fix: channel leak on error
73 * Fix: lttng_abi_map_channel should be static
74
52cc8487
MD
752021-02-17 (Random Act of Kindness Day) lttng-ust 2.12.1
76 * Fix: Use default visibility for tracepoint provider symbol
77 * Fix: configure: support Autoconf 2.70
78 * Fix: ust-tracepoint: make sure to expand tracepoint provider token
79 * Fix: ustctl_release_object: eliminate double-close/free on error
80 * tests: return the proper TAP exit code
81 * Fix: python agent: 'time' has no attribute 'clock'
82 * Fix: libc-wrapper: undef temporary token rather than value
83 * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC
84 * Fix: event probes attached before event enabled
85 * Fix: agent: read: end of loop condition should exclude 0
86 * fix: Java examples CLASSPATH override
87 * Add missing files to .gitignore
88 * fix: Add CLASSPATH to autoconf precious variables
89 * Fix: Java agent: close session daemon socket on error
90 * Fix: Java agent: handle partial payload read
91 * Fix: namespace contexts !CONFIG_RCU_TLS variable initialization
92
664bf5c2
MD
932020-04-08 (The Day After National Beer Day) lttng-ust 2.12.0
94 * (no change)
95
965cd4aa
MD
962020-03-27 (International Stay At Home Month) lttng-ust 2.12.0-rc3
97 * Fix: v.u.d might be uninitialized
98
b52a9106
MD
992020-03-04 (National Grammar Day) lttng-ust 2.12.0-rc2
100 * Fix: set FD_CLOEXEC on incoming FDs.
101 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
102 * Fix: jhash.h: remove out-of-bound reads
103 * Cleanup: remove trailing white spaces across project
104 * Fix: lttng-ust-comm.c: return number of fd rather size of array
105 * liblttng-ust: exit loop early on event enabler match
106 * Add git-review config
107
f2a09ccd
MD
1082020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1
109 * Fix: build with -fno-common
110 * Bump LTTNG_UST_ABI_MINOR_VERSION to 1
111 * lttng-clear: stop tracing required
112 * doc: fix build failure due to wrong whitespace character
113 * doc: reformat long lines in doc/examples/Makefile.am
114 * doc: pass AR when building examples
115 * Require automake >= 1.12
116 * Add procname to lttng_ust_statedump information
117 * Docs: LTTNG-UST(3): missing references to some namespace man pages
118 * Set version to 2.12-pre
119 * Add pkgconfig support for liblttng-ust-ctl
120 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
121 * Fix: document proper liburcu version dependency
122 * Fix: Add missing files to distribution
123 * Add userspace vuid/vgid contexts
124 * Add userspace namespace contexts
125 * Fix: lttng perf counter deadlock
126 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
127 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
128 * Fix: fd tracker: provide async-signal-safety for close wrapper
129 * Fix: Disable cancellation around fd tracker lock
130 * Fix: Lock FD tracker across fork
131 * doc/man: include build version in GitHub links
132 * Check if the AR environment variable exists for cross compilation
133 * ustctl: Implement ring buffer clear
134 * Make bitfield.h C++-friendly
135 * Fix: don't wait for initial statedump when 0 session active
136 * Fix: wait for initial statedump before proceeding to the main program
137 * Use MAP_POPULATE to reduce pagefault when available
138 * Fix: remove uninitialised value
139 * Fix: GCC unaligned pointer warnings
140 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
141 * Fix: missing define when not building with gcc
142 * Fix: client_sequence_number may dereference NULL pointer
143 * Fix: namespace our gettid wrapper
144 * Fix: get tid not pid in vtid context
145 * Cleanup: bitfields: streamline use of underscores
146 * Silence compiler "always false comparison" warning
147 * Fix: bitfield: shift undefined/implementation defined behaviors
148 * Fix: Update coding style link
149 * Fix: alignment of ring buffer shm space reservation
150 * Fix: allocate ts_end in ringbuffer shared memory
151 * Fix: timestamp_end field should include all events within sub-buffer
152 * Harmonize rw_prog_cxx_works macro across projects
153 * Update macros from the autoconf archive
154 * ust-ctl API: clarify getter usage requirements
155 * Fix: don't access packet header for stream_id and stream_instance_id getters
156 * Add LTTNG_PACKED ifdefs to validate that it is defined
157 * Report perf integration status at configure
158 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
159 * Code cleanup in contexts
160 * doc: remove repeated word in coding style
161 * tap-driver.sh: flush stdout after each test result
162 * Move wait_shm_mmap initialization to library constructor
163 * Fix: additional compiler barriers for procname context
164 * Fix: procname context async-signal safety
165 * Cleanup vtid/vpid context caches
166 * Cleanup: fix typo 'acces' -> 'access'
167 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
168 * Cleanup: test Makefiles
169 * Add silent mode to examples Makefiles
170 * Add silent rules support for docs
171 * Use config.h to define SONAME major number
172 * Use a variable to select the dlopen lib in Makefiles
173 * Add hello-many to gitignore
174 * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11
175 * Clarify lib_ring_buffer_switch_slow() requirements
176 * tests: hello-many
177 * Fix: sync event enablers before choosing header type
178 * Fix: address shellcheck warnings/errors in example scripts
179 * Fix: check for event class/instance prototype mismatch
180 * Fix: race between statedump and library destructor
181 * Fix: reset procname on fork in child process
182
d397e38a
MD
1832018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
184 * Fix: add missing stdbool.h include
185 * Move symbol preventing unloading of probe providers
186 * Fix: Remove unused line from liblttng-ust-fd makefile
187 * Fix: add liblttng-ust dependency to liblttng-ust-fd
188 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
189 * Fix: lttng filter validator ERANGE error handling
190 * Filter: implement dynamic typing for load object
191 * Filter: add FILTER_OP_RETURN_S64 instruction
192 * Perform bitwise ops on unsigned types
193 * Filter: catch shift undefined behavior
194 * Filter: implement bitwise lshift, rshift, not
195 * Filter: index array, sequences, implement bitwise binary operators
196 * Fix: AM_CONDITIONAL should be outside AS_IF block
197 * Fix: build jni libs with openjdk >= 10
198 * Fix: ustfork: save and restore errno in syscall wrappers
199 * Fix: cache the result of getpid() internally
200 * Fix: reset cached vpid context on fork
201 * Fix: build example SO when PIE is enabled
202 * Fix: string comparison on incorrect length in context provider
203 * Support unloading of probe providers
204 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
205 * dlopen() liblttng-ust.so from constructor to prevent unloading
206 * Add probe provider unregister function
207 * Cleanup: Move version numbers in separate variables in configure script
208 * Remove duplicate provider name checks
209 * Fix: remove for() loop initial declarations
210 * Use ust_lock during sock_info operations for atomicity against fork
211 * Force tracked fd to be bigger than STDERR_FILENO
212 * Fix: numa: dynamically check that numa is available
213 * Fix: specify SONAME in python-lttngust LoadLibrary
214 * Fix: ensure fd tracker is initialized when called from constructors
215 * Fix: fd of an elf object must be registered to the fd tracker
216 * Cleanup: clock description for metadata was moved to lttng-sessiond
217 * Fix: liblttng-ust-fd.so: override fclose symbol
218 * Revert "Use initial-exec TLS model"
219 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
220 * configure.ac: add --disable-examples option to not build/install examples
221 * Disable NUMA by default on 32bit arm
222 * Update Makefile.am output about libnuma not found
223 * Update readme to document opt dep on numa
224 * numa support: allow disabling numa support
225 * Update README to document dependency on libnuma
226 * Take NUMA configuration into account for UST buffer allocation
227 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
228 * Use initial-exec TLS model
229 * lttng-gen-tp: formatting
230 * Fix: lttng-gen-tp: only replace file extension
231 * Fix: move fsync after ftruncate
232 * Fix: sync buffer file metadata on buffer allocation
233 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
234 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
235 * Fix: doc/man: use a single XSL file and match local names
236 * Fix: Expand the shmobj size for the sequence number
237 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
238 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
239 * Calculate context length outside of retry loop
240 * Fix: Quote CMAKE variable assignment in Makefile
241 * Rework configure script
242 * Fix: Typo in doc/examples/Makefile.am
243 * Fix: Don't override user variables within the build system
244 * Move m4 scripts to m4 dir
245 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
246
59d82da5
MD
2472017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
248 * Clean-up: remove unused variables to silence gcc warning
249 * Add ustctl_snapshot_sample_positions ustctl command
250 * Cleanup: formatting in strutils_star_glob_match explanation
251 * doc/man: add typical `$` and `#` prompts to command lines
252 * Fix: add missing getenv.h include to ustctl.c
253 * Fix: race between lttng-ust getenv() and application setenv()
254 * Use SIZE_MAX instead of -1ULL for size_t parameter
255 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
256 * Fix: out of bound array access in filter code
257 * Correctly clean all generated JAR files
258 * Fix: List missing file in Java agent's Makefile
259 * Support generic globbing patterns in the Java agent
260 * Log more information in the Java TCP client
261 * Cleanup: Remove unused import in JUL Java agent
262 * Add support for star globbing patterns in event names
263 * Filtering: add support for star-only globbing patterns
264 * Add string utilities
265 * Fix: (un)install targets of Python agent
266 * Fix: include config.h to resolve HAVE_DLMOPEN
267 * Validate the presence of dlmopen at configure time
268 * Fix: CMake examples integration
269 * doc/examples/Makefile.am: define C and C++ compilers for CMake
270 * lttng-ust(3): document `lttng_ust_loaded` symbol
271 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
272 * lttng-ust-dl(3): update documentation
273 * lttng-ust(3): document liblttng-ust-fd
274 * doc/man: document the lttng_ust_lib events
275 * doc/man: add full stop to descriptive table cells
276 * doc/man: reorganize source for tables
277 * lttng-ust(3): sort ctf_*() macro parameter definitions
278 * lttng-ust(3): fix alignment and indentation
279 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
280 * Filter code relicensing to MIT license
281 * Performance: add missing "caa_unlikely" on fast-path
282 * Fix: blocking mode: add missing stdbool.h include
283 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
284 * Fix: loglevel and model_emf_uri build fix
285 * Fix: loglevel and model_emf_uri with g++ compiled probes
286 * Fix: Out of tree build of liblttng-ust-java
287
e654ae79
MD
2882016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
289 * Fix: cmake example with configure based oot build
290 * Fix: perform statedump before replying to sessiond
291 * build: check for CXX_WORKS for cmake example
292 * Implement liblttng-ust-fd
293 * Introduce file descriptor tracker
294 * Fix: honor send timeout on unix socket connect
295 * Fix: perform TLS fixup in all UST entry points from each thread
296 * Fix: build: pass configure flags to cmake example
297 * Performance: implement lttng_inline_memcpy
298 * Performance: mark ring buffer do_copy callers always inline
299 * Performance: cache the backend pages pointer in context
300 * Add ctx_len field to ring buffer context
301 * ring buffer: handle shmp errors
302 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
303 * Performance: Only dereference shmp once
304 * Performance: Mark channel and buffer event disabled check unlikely
305 * Performance: Relax atomicity constraints for crash handling
306 * Fix: compat: -ust suffix sprintf error handling
307 * Performance: disable event counting by default
308 * Fix: remove unlock in getcpu
309 * Performance: remove rcu read lock from ring buffer get/put cpu
310 * Performance: define _LGPL_SOURCE in LGPL c files
311 * Performance: split check deliver fast/slow paths
312 * Fix: perf counters build against kernel headers < 3.12
313 * Fix: perf counter context deadlock
314 * Fix: many-events registration/unregistration speed
315 * Fix: pre-fault TLS in ust-malloc instrumentation
316 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
317 * Fix: reset vtid cache before releasing urcu locks
318 * Fix: cleanup local_apps.allowed flag on lib cleanup
319 * Fix: Correctly handle invalid agent port file
320 * Fix: memory corruption in compat.h
321 * Introduce lttng_ust_loaded weak symbol
322 * Revert "Introduce LTTNG_UST_LOADED environment variable"
323 * Introduce LTTNG_UST_LOADED environment variable
324 * Fix: remove invalid free
325 * Use AC_PROG_MKDIR_P (generic mkdir -p)
326 * Split CMake example build steps on different lines
327 * Fix: CMake example: specify source/built includes/libs
328 * configure: allow building perf support across all architectures
329 * Fix: use-after-free in statedump lib iter_end
330 * Add generic fallback for perf counter read
331 * Fix: perf counters: sign-extend pmc register
332 * doc: Add flags for JUL and python agent compiling
333 * tests/hello.cxx: add ctf_enum_auto() entries
334 * Add ctf_enum_auto() for autoincrementing enumeration values
335 * Add missing ust_lib.c and ust_lib.h
336 * dl instrumentation: add dlmopen event, trace dlopen flags
337 * Add library load/unload tracking events
338 * Communication protocol: use fixed-size integer rather than enum
339 * Add ustctl command to regenerate the statedump
340 * Implement statedump command in UST
341 * tests/hello.cxx: add enumeration field
342 * Fix: ctf_enum_value() does not work with g++
343 * Fix: lttng context perf: missing stdbool.h header include
344 * Add perf context support for ARMv7
345 * Keep perf context FD open for other architectures
346 * Doc: cmake example: fix coding style
347 * Doc: ship cmake example with 'make distcheck'
348 * Doc: add CMake example
349 * configure.ac: check cmake availability
350 * Only build python lib when agent is enabled
351 * doc: information has no plural
352 * Fix: allow non-LGPL modules to use tracepoints
353 * Add -ust to the name of UST threads of the application
354 * Comment the locking mechanisms in ContextInfoManager
355 * Fix: Null-check return value of log4j.Category.getAllAppenders()
356 * Add liblttng-ust-agent.jar to the .gitignore
357 * Fix: Specify encoding when reading agent port file
358 * Fix: Include child loggers in the output of "lttng list"
359 * Fix: Handle both agent config files pointing to same port
360 * Suppress static method warning
361 * Add more logging to the LttngTcpSessiondClient
362 * Use config.h to detect sched_getcpu support
363 * Fix: use limits.h in ust-elf test
364 * Fix: strerror_r behavior is glibc specific
365 * Add support for musl libc to ust-dlfcn.h
366 * Fix: don't generate 0-len array in tracepoint probes
367 * Fix: log4j example: set logger level to prevent unexpected level inheritance
368 * Fix: no LGPL define for malloc and pthread wrappers
369 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
370 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
371 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
372 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
373 * Update version name TBD
374 * Update version to 2.9.0-pre
375 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
376 * Fix: update debug message about weak-hidden symbols
377 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
378 * Fix: test: relax requirement on weak-hidden symbol address
379 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
380 * Fix: test weak-hidden symbols
381 * Print DBG() message about compiler weak hidden symbol behavior
382 * test: add test for gcc issue with weak hidden symbol on powerpc
383 * Restrict Java context retriever names to a set of valid characters
384 * Fix: Correctly compute Java agent list loggers response size
385 * Add support for aarch64_be
386 * Fix: Fix synchronization of LTTngAgent#dispose
387 * Fix: Verify number of bytes contained in sessiond agent commands
388 * Fix: Avoid potential null dereference with log4j loggers
389 * Specify UTF-8 encoding for all Java agent commands
390 * Fix: merge tap tests stdout and stderr
391 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
392 * Fix: unchecked return value in trace_clock_read64_monotonic
393 * Fix: portability: no arith on void pointer
394 * Fix: initialize build id and debug link flags to 0
395 * Tests: Add tap-driver.sh for automake < 1.12
396 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
397 * Tests: Replace prove by autotools tap runner
398 * bootstrap: Standardize on autoreconf -vi
399 * Harmonize bootstrap script across projects
400 * lttng-ust(3): order environment variables
401 * lttng-ust(3): fix syntax of env. variables section
402 * lttng-ust(3): document $LTTNG_HOME
403 * Fix: Java agent should use LTTNG_HOME
404 * Fix: examples make distcheck failure
405 * Cleanup: add static for internal symbols
406 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
407 * Use min_t/max_t macros in lttng-ust-elf.c
408 * Tests: update ust-elf tests to reflect correct memsz computation
409 * Fix: erroneous computation of ELF in-memory size
410 * Make code and man pages share the same default values
411 * Fix: remove NULL check of nonnull parameter in dlclose
412 * Tracepoint array/sequence: add nowrite hex macros
413 * Tracepoint: add ctf array for network byte order integers
414 * Tracepoint: add ctf sequence for network byte order integers
415 * Fix: endianness of integers received by filter
416 * Doc: Update README.md
417 * Fix: jul and log4j agents makefile missing line and indentation
418 * Fix: re-introduce exported symbols
419 * Doc: update manpages for soinfo/sopath name change
420 * Rename statedump and dl events and fields
421 * Tests: list ust-elf test data explicitly in EXTRA_DIST
422 * Tests: add tests for lttng_ust_elf_is_pic
423 * Add is_pic field to statedump soinfo event
424 * Fix: add common jar to lttng-ust-agent-all dependencies
425 * Fix: add version to lttng-ust-agent-all jar file
426 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
427 * Fix: re-add liblttng-ust-agent.jar
428 * Fix: lttng java agent: dispose is non-static
429 * doc/man: do not use macros in the NAME section
430 * doc/man: remove duplicate copyrights section
431 * doc/man: lttng-ust(3): add tracing control to example
432 * doc/man: lttng-ust(3): split example files in subsections
433 * doc/man/common-copyrights: add missing THANKS section
434 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
435 * README.md: bolden dependencies and update links
436 * README.md: split required and optional dependencies
437 * Convert man pages to AsciiDoc
438 * Fix: remove dead code from filter interpreter
439 * Fix: convey enum value signedness into metadata
440
358b7b74
MD
4412016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
442 * Fix: remove assertions in lttng-ust-comm init
443 * Add tracepoint_disable_destructors()
444 * Documentation: fix manpage typo
445 * Fix: move lttng_context_is_app to core file
446 * Fix: move dummy functions to common file
447 * Fix: handle backward probe compatibility for application contexts
448 * Fix: application context header size
449 * Fix: event ctx get size should be after chan ctx
450 * Clarify and simplify the Java agent "Hello" examples
451 * Export the stream instance ID
452 * Generate and export the sequence number
453 * Add stream instance id to the packet header
454 * configure.ac: print empty line after AC_OUTPUT
455 * configure.ac: macros with no arguments do not need ()
456 * configure.ac: standardize indentation to tabs
457 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
458 * configure.ac: test -a -> shell's && (more portable)
459 * configure.ac: use test "x$var" = "xyes"
460 * configure.ac: AM_CONDITIONAL() accepts two arguments
461 * configure.ac: use dnl at appropriate places
462 * configure.ac: if -> AS_IF()
463 * configure.ac: case -> AS_CASE()
464 * configure.ac: add missing quotes in macro calls
465 * configure.ac: use macros for version name and description
466 * configure.ac: do not use shell eval for known values
467 * Add CONTRIBUTING.md
468 * Output "(null)" when ctf_string()'s arg is NULL
469 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
470 * Fix: java agent 32-bit pointer to jlong warning
471 * Fix: Use Java 6 syntax in JUL examples
472 * Fix: add missing example file to dist tarball
473 * Fix: add missing header to dist tarball
474 * Fix: add missing LttngContextApi.java to dist tarball
475 * Pass the Java app context information using two separate arrays
476 * Fix: Correctly report filter notifications on Java agent teardown
477 * Add some logging to the AbstractLttngAgent
478 * Fix: Clear tracked application contexts upon closing a Java agent
479 * Introduce a verbose mode for the Java agent
480 * Implement Java agent application context retrieval
481 * Turn ISessiondCommand into an abstract class
482 * Split the JNI APIs in separate classes
483 * Add app context support to ust-ctl protocol
484 * Handle application context cmd
485 * Implement dynamic types, and application context provider support
486 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
487 * Fix: Ensure the Java JUL messages are correctly formatted
488 * Fix: double-free on error sending fields
489 * Add CTF enum type support to tracepoint event
490 * Fix: missing _GNU_SOURCE define
491 * python-lttngust/setup.py.in: update setup() fields
492 * Refactor Python agent build and install
493 * Fix: remove debugging print() call from Python agent
494 * Fix: header size larger than 256 bytes
495 * Python agent: Support Agent protocol v2.0
496 * Fix: Java agent protocol network endianness consistency
497 * Fix: examples jul: add missing files to make dist
498 * Fix: Filer -> Filter typo in example
499 * Fix: Return the correct list of available Java events
500 * Add a toString() to Java agent's EventRule
501 * Add API stubs for the Java context info retrievers
502 * Receive the event filter string in the Java agent
503 * Document the Java filter notification model
504 * Add filter change notification mechanism to the Java agent
505 * Manage complete "event rules" in the Java agent
506 * Introduce a new client listener interface for the Java agent
507 * Turn ILttngAgentResponse into an abstract class
508 * Remove stale tests/java-jul test
509 * Fix: live timer calculation error
510 * Fix python agent build/install/uninstall with DESTDIR specified
511 * Fix: Don't (re)define STAP_PROBEV
512 * Fix: don't dereference NULL pointers
513 * Cleanup: Remove unused values
514 * Fix: Value stored to 'has_waited' is never read
515 * Fix: Argument with 'nonnull' attribute passed null
516 * Cleanup: Unnecessary bit shift
517 * Clean-up: remove extraneous "found" parameters in ust-elf
518 * Fix: sysconf() unchecked return value
519 * doc: add Python example
520 * Fix: Python agent: do not register twice to same port
521 * Fix: potential leaks in error paths
522 * Fix: double free in liblttng-ust-dl
523 * Fix: make check in OOT build with absolute path
524 * Fix: elf: leaks on error paths
525 * Cleanup: coding style
526 * Cleanup: elf: use off_t for offsets, size_t for len
527 * Cleanup: eliminate implicit sign-extension
528 * Fix: elf: NULL pointer dereference
529 * Fix: add missing ust-elf.h header to dist
530 * Fix: make check in out of tree build
531 * Fix: old gcc warnings
532 * Fix: old gcc warning
533 * Fix: remove stale lttng-ust-elf.h from makefile
534 * Fix: elf: uninitialized ret
535 * Fix: test elf: handle NULL debug file
536 * test: elf move constants to top of implementation
537 * Fix: elf test prog arg checking
538 * baddr statedump: remove dependency on file streams
539 * baddr statedump: hold ust lock around allocations
540 * Add unit tests for lttng_ust_elf
541 * Add memory size, build id, and debug link info to statedump and dl
542 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
543 * Cleanup: more descriptive error message
544 * Fix: add missing ust lock around objd_table_destroy()
545 * Fix: application exit race with pthread cancel
546 * Cleanup: configure layout for python agent detection
547 * Build: python agent: use setup.py over autoconf
548 * Build: add python interpreter used by python agent if built
549 * Doc: basic lttng ust python agent documentation
550 * Build: use AM_PATH_PYTHON to resolve python when building agent
551 * Build: only check if python exists in path
552 * Update version to 2.8.0-pre
553 * Fix: Send the correct Java agent return code when disabling events
554 * Fix: Correctly handle the command to disable all events
555 * Small refactor of the Java agent's TCP client
556 * Rename Java Agent event names to "event"
557 * Rename Python agent tracepoint to "event"
558 * Allow compiling the Java agent with Java 1.6
559 * Restore concurrent build when Java agent is enabled
560 * Refactor Java agent to let applications manage the log handlers
561 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
562 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
563 * Cleanup: Add Javadoc to all public methods and members
564 * Fix: Small fixes to the Java agent example files
565 * Update doc/java-agent.txt to reflect the new packaging
566 * Split Java agent library in 3 separate jars
567 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
568 * Use tar-ustar format for the dist archive
569 * Fix: remove generated file from git tree
570
36745ac7
MD
5712015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
572 * Fix: Use $enableval with AC_ARG_ENABLE
573 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
574 * Fix: handle sys_futex EINTR and EWOULDBLOCK
575 * Fix: update liburcu URL
576 * .gitignore: ignore Python agent generated files
577 * Add ctf_sequence_hex() macro
578 * Fix: set soinfo_data's vdso flag correctly in base address statedump
579 * Fix: running java examples out of tree
580 * Fix: java class check when uudecode is not present
581 * Cleanup: remove extra whitespace in configure output
582 * Default to no unaligned access on unsupported archs
583 * cleanup: Coding style fixes to the Java agent
584 * cleanup: Mark obsolete JUL agent as @Deprecated
585 * Fix compilation warnings in the Java agent
586 * Fix: out of tree build of java agents
587 * Fix: Use env CLASSPATH when building log4j example
588 * Fix: build log4j example when enabled
589 * Bump tracer version to 2.7.0-pre
590 * Fix: perform volatile load of tracepoint state
591 * Add demo-tracelog to gitignore file
592 * Add aarch64 support to configure
593 * Implement cpu_id context for filtering
594 * ust cyg-profile: use same class for entry and exit
595 * Fix: function instrumentation ip context
596 * Fix: liblttng-ust-dl ip context
597 * Remove caller field from malloc events
598 * Fix: pthread wrapper ip context
599 * Fix: lttng-ust-malloc ip context
600 * Allow TP_IP_PARAM arg name to be configured
601 * tracelog: use same class for all loglevels
602 * fix tracelog namespacing of loglevels
603 * Add tracelog documentation to lttng-ust(3)
604 * Implement demo-tracelog example
605 * Implement tracelog API
606 * Fix: fetch caller address from tracef()
607 * Rename helper providers and events for consistency
608 * Refactor state dump system
609 * Refactor Python agent
610 * Fix: building probe providers with C++ compiler
611 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
612 * Fix: Don't wait during registration if clock_gettime() fails
613 * Fix: getcpu/clock plugin handle leak
614 * Fix: add missing new ldl dependency for liblttng-ust-ctl
615 * Fix: add missing getenv wrapper
616 * Fix: add missing lttng-clock.c
617 * Fix: add missing ust-clock.h
618 * clock plugin example: use shift and mul
619 * Implement getcpu override
620 * Implement clock override plugin support
621 * Add tracepoint_enabled() macro
622 * Move file creation/unlink from liblttng-ust-ctl to consumerd
623 * Implement file-backed ring buffer
624 * Fix: oot build: missing top_builddir include
625 * Fix: Mismatching code and console output in log4j example
626 * Update manpage about LTTNG_UST_DEBUG effect
627 * Don't output to stderr from lib unless DEBUG is activated
628 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
629 * Fix: out-of-tree build: wrong file path for sed input
630 * Fix: make dist: python agent file handling
631 * Fix: java-agent: out-of-tree path to java manifest
632 * Add return address to liblttng-ust-libc-wrapper
633 * Fix: missing parenthesis in offset_align_floor
634 * Fix: add ustctl_has_perf_counters
635 * Fix: add urcu-bp TLS fixup
636 * Fix: add missing poll.h include
637 * Fix: get_subbuf: bound number of consumerd retry
638 * Fix: man: you can't link a lib with a static lib
639 * Fix: context alignment not properly handled
640 * Fix: Shorthand option -cp not supported in all version of Java
641 * Fix: allow tracepoints to build with --std=c99
642 * Bump UST ABI for new release cycle
643 * Cleanup: remove "disabled" flag for new release cycle
644 * Fix: filter attach vs event enable race
645 * Fix: add a configure check for weak symbols support
646 * Fix coverity warning about sizeof(void **) != sizeof(void *)
647 * Fix: off-by-one in sequence filter comparator
648 * Fix: Java Agent JAR file symlink should be created after objects install
649 * Fix: Add versioning to liblttng-ust-agent JAR
650 * Fix: Warn when log4j version is too old
651 * Update Java agent documentation
652 * Fix: Try loading classes using the thread context class loader
653 * Add Python agent support
654 * Update version name
655
837fc266
MD
6562014-10-20 lttng-ust 2.6.0-rc1
657 * Add missing file to gitignore
658 * Fix: preserve example files' timestamps when copying
659 * Fix: Abort loading log4j agent classes when detected log4j version is too old
660 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
661 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
662 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
663 * Rename public structure to avoid collisions
664 * Refactor liblttng-ust-jul in liblttng-ust-agent
665 * Build the liblttng-ust-java library using the new M4 macros
666 * Add M4 macros helpers to build Java programs
667 * Modernize README using Markdown
668 * Documentation: clarify event name in lttng-ust.3
669 * Add cscope to gitignore
670 * configure.ac: fix "missing jni.h" error message
671 * Fix: remove references to trace_printf()
672 * Change JUL agent to use the new ABI
673
ce59a997
MD
6742014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
675 * Mutex while updating statedump_pending is not needed
676 * Revert "Turn base address dump into experimental feature"
677 * Fix: document ust_fork_mutex nesting
678 * Bugfix for #745 deadlock with baddr statedump+fork
679 * Move enablers syncing after the channel registration
680 * Add lttng_ust_notrace to static inline functions
681 * lttng ust: support ppc64le within configure
682
f08370eb
MD
6832014-06-27 lttng-ust 2.5.0-rc2
684 * Fix: lttng-ust-jul: set thread in daemon mode
685 * JUL: use root logger to capture events
686 * Fix: Wrong configure check for UST perf event counters context support
687 * Fix: multiple providers in same C file failure
688 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
689 * Fix: 2.5.0-rc1 changelog has off-by-one date
690
40fc5322 6912014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
c2d275b8
MD
692 * Fix: out of tree build for lib Java and JUL
693 * Fix: default loglevel is DEBUG
694 * Fix: refuse overwrite mode buffers with less than two subbuffers
695 * Fix: tracef.h: add missing c++ guard
696 * Fix: remove JUL loglevel filtering from the agent
697 * Fix: cleanup JUL agent state on sessiond disconnect
698 * Fix: Move generated headers to the BUILT_SOURCES target
699 * Fix: perf ust: check close return value
700 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
701 * Implement LTTng-UST perf counters support on x86
702 * Fix linking failure when cross-compiling
703 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
704 * Fix: pass proper args when writing commit counter
705 * Fix: pad strings that are modified concurrently with tracing
706 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
707 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
708 * Fix: .split() the CC environment variable in lttng-gen-tp
709 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
710 * Fix: python invocation through env
711 * Change default loglevel to TRACE_DEBUG_LINE
712 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
713 * Fix: don't accept configure --disable-shared
714 * Fix: configure.ac: add missing result to alignment req. check
715 * Fix: malloc wrapper: infinite recursion with compat TLS
716 * Fix: lttng-ust needs -ldl for tracef()
717 * Fix: typo in lttng-ust.3
718 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
719 * Fix: add demo-tracef to dist tarball
720 * Fix: add missing header files for tracef
721 * Implement tracef() instrumentation API
722 * Add 'unused' attribute to tracepoint callback
723 * Use autoconf AM_MAINTAINER_MODE
724 * Fix: mismatch between code and comments
725 * Fix: incorrect urcu git URL in README
726
5ba5bf7f
MD
7272014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
728 * Fix: JUL test: update to API change
729 * Fix: Cast from pointer to different integer size warning
730 * Turn base address dump into experimental feature
731 * Fix: JUL support multiple loglevels
732 * Fix: Skip lttng-gen-tp example build if Python is missing
733 * Fix: dynamically fetch the session daemon port
734 * Fix: JUL agent connect to user and root sessiond
735 * Fix: handle registration done command
736 * Fix: Unsynchronized access in LTTngTCPSessiondClient
737 * Cleanup: fix comment
738 * Fix: Dump executable base-address with readlink
739 * Fix: add assert for NULL dereference
740 * Fix: tracepoint out of memory handling
741 * Fix: dereference before null check
742 * Cleanup: remove logically dead code
743 * Fix: handle sysconf errors
744 * Fix: java-jul/Makefile should not be marked as a binary
745
d06136ec
MD
7462014-02-14 lttng-ust 2.4.0-rc4
747 * Cleanup: remove extra space in dlerror wrapper
748 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
749 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
750 * Fix: malloc libc instrumentation wrapper
751 * Fix: add LTTngEvent class to fix delayed logger
752 * Fix: FD leak in liblttng-ust-ctl
753 * Fix: liblttng-ust-dl Makefile flags mismatch
754 * Fix: liblttng-ust-fork Makefile flags mismatch
755 * Fix: out of tree examples build
756 * Fix: C++: incomplete extern C guard transition
757
35d2bbde
MD
7582014-01-29 lttng-ust 2.4.0-rc3
759 * Fix: add missing JUL loglevel handling
760 * Cleanup gen-tp: add quotes around AM_CC
761 * Pass the CC variable to the example Makefiles
762 * cleanup ust_baddr and ust_baddr_statedump doc
763 * baddr: add ust_baddr and ust_baddr_statedump doc
764 * Fix: baddr_statedump tracepoint registration
765 * Fix: baddr out of tree build
766
d516ed24
MD
7672013-12-10 lttng-ust 2.4.0-rc2
768 * Fix: baddr_statedump tracepoint registration
769 * Fix: baddr deadlocks and RCU races
770 * Fix: lock exit mutex when creating threads
771 * Fix: baddr deadlock with lttng-ust destructor
772 * baddr: include missing header
773 * baddr: get session under lock
774 * Fix: take the ust lock around session iteration in statedump
775 * Fix: baddr_statedump deadlock with JUL tracing
776 * Fix: client_packet_header() uses wrong packet
777 * Cleanup: fix typo in ring buffer backend comment
778 * Compile liblttng-ust-baddr c files into liblttng-ust
779 * Allow suppressing of base-address-state tracing
780 * Integrate base-address statedump into lttng-ust
781 * Fix: eliminate timestamp overlap between packets
782 * Fix: lttng-gen-tp to build out of tree
783 * Fix: compile doc/ after JUL/Java
784 * JUL: add Hello.java in doc/examples
785 * Fix lttng-ust(3) manpage
786 * JUL: fix enable all event for delayed Logger
787 * Fix: typo in JNICALL for the JUL tracepoint
788 * Fix: move va_end to outermost label
789 * Fix: add missing NULL check after allocation
790 * Fix cleanup: all spaces before flags
791 * fix: lttng-gen-tp: add missing spaces around flags
792
48de55ad
MD
7932013-11-15 lttng-ust 2.4.0-rc1
794 * doc/examples: error out when a subdir make fails
795 * JUL: fix out of tree build
796 * Java/jul: fix make dist
797 * JUL: install documentation and jar file
798 * Add missing copyrights to test scripts
799 * Escape minus signs in lttng-ust-cyg-profile manpage
800 * Fix spelling mistake in lttng-ust manpage
801 * Fix tests/benchmark
802 * Implement base-address-state tracing
803 * Base-address tracing for dlopen and dlclose
804 * Add a check against excluders
805 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
806 * Store exclusions to enablers
807 * Add excluders to enabler structure
808 * Send exclusion data through ustcomm
809 * Define exclusion structure for UST ABI
810 * Define a new command LTTNG_UST_EXCLUSION
811 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
812 * Fix: check for java .class in package subfolders
813 * Fix: java library to use user define JDK at compile time
814 * Add liblttng-ust-jul for JUL support
815 * Fix: application SIGBUS when starting in parallel with sessiond
816 * Fix: Minor corrections to the lttng-ust man page
817 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
818 * Warning cleanup: add missing padding initializer
819 * Fix: socket connect hang on heavy loads
820 * Cleanup: fix typo
821 * Fix: ust-comm recvmsg should handle partial receive
822 * gcc warning fix: -Wextra
823 * Add usage reference count for tracepoints
824 * tracepoint.c: Move add_callsite/remove_callsite further down in file
825 * Store the callsites into the library callsite list
826 * Fix linking warning
827 * Per-stream ioctl to get the current timestamp
828 * LTTng ringbuffer ABI calls for index generation
829 * Specialize lttng_ust_lib_ring_buffer_client_cb
830 * Add tracing instrumentation for pthread mutex lock functions
831
9f00ce32
MD
8322013-09-03 lttng-ust 2.3.0
833 * No change
834
07d2f704
MD
8352013-08-30 lttng-ust 2.3.0-rc2
836 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
837 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
838 * Fix: doc/examples cross-build
839 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
840 * Introduce configure --with-lttng-system-rundir
841 * examples: tracepoint probes don't need extern C
842 * Tracepoint probes don't need extern C
843 * Add trace support for memalign and posix_memalign
844 * malloc instrumentation: remove dependency on pthread
845 * Add trace support for calloc and realloc.
846 * Fix: allow make check to run in VPATH build
847 * Update .gitignore
848 * Update obsolete benchmark test
849 * Cleanup tests (2nd commit)
850 * Cleanup tests
851 * Fix: doc/examples VPATH build
852
0ff43c44
MD
8532013-07-17 lttng-ust 2.3.0-rc1
854 * Fix: Unchecked asprintf/vasprintf return values
855 * Missing NULL pointer init in tap.c
856 * Disable doc/examples build
857 * Add python3 support to lttng-gen-tp
858 * Bump ABI major to 5
859 * callsite: add "ip" context
860 * Allow environment variable LTTNG_HOME to override HOME
861 * Fix: libs order in Makefile
862 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
863 * Introduce ustctl_write_one_packet_to_channel
864 * build: Fix out-of-tree build
865 * Fix: SWITCH_FLUSH new sub-buffer checks
866 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
867 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
868 * Fix: doc/examples: gen-tp path
869 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
870 * Fix: handle writes of length 0
871 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
872 * Fix: lttng-events VPATH build
873 * Allow #include in template (.tp) file
874 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
875 * doc/examples: build gen-tp example by default
876 * doc/examples: support BSD make
877 * Tracepoint.h: replace assertion by fprintf and abort()
878 * Remove unused assert.h from bitfield.h
879 * Clarify probe registration documentation/errors
880 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
881 * Add mising include in ust.h
882 * lttng-gen-tp: Fix include guard name with file using non valid characters
883 * Fix: segfault when print invalid command
884 * Fix: Add --no-as-needed to the demo example's Makefile
885 * zmalloc: attribute always_inline
886 * Fix: liblttng-ust process startup hang when sessiond is stopped
887 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
888 * Allow tracepoint providers to be compiled with g++
889 * Add parameter -f to rm in Makefile clean target
890 * Fix: missing dependency for liblttng-ust-tracepoint.so
891 * Remove 0.x TODO
892 * Add warning about default prefix and library paths to README
893 * Revert "Revert "Fix (another) linker library order""
894 * Revert "Revert "Fix linker library order""
895 * snprintf: play nice with static checker
896 * tracepoint.c: Add coverity alloc/free annotations
897 * Fix: "fields" leak on register
898 * Fix: memory leak for events without fields
899 * Fix: memory leak on connection reset
900 * Revert "Fix linker library order"
901 * Revert "Fix (another) linker library order"
902 * Fix: incorrect support for multi-context
903 * Fix (another) linker library order
904 * Fix typo in run script
905 * Fix linker library order
906 * Fix examples: add missing CPPFLAGS
907 * example Makefiles: standardize on $^ for linking
908 * Fix demo example Makefile
909 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
910
9ac8c212
MD
9112013-05-09 lttng-ust 2.2.0-rc2
912 * manpage: Document probe provider compatibility
913 * Fix: add provider ABI compatibility check
914 * Cleanup: ignore mktemp return value
915 * Cleanup: documentation: argument vs field
916 * Documentation: document undefined behavior for NULL pointers
917 * Cleanup: silence cppcheck error
918 * Fix: add internal mutex for timer
919 * 32-bit warning fix for cyg profile fast
920 * Fix warnings for 32-bit in lttng-ust-cyg-profile
921 * Typo fix in README
922 * Fix: tracepoint.h incorrect assumption about constructor order
923 * Cleanup: comment mismatch with code
924 * Fix: ABI breakage between 2.1 and 2.2-rc1
925 * Documentation: document that sequence len field is unsigned
926 * connect: don't report EACCES
927 * connect: don't print error on EPERM
928 * Bump liblttng-ust-ctl lib version major number
929 * Optimisation: implement callsite hash table in tracepoint.c
930 * Optimisation: only update added library in tracepoint.c
931 * Optimisation: only fix pending events once per lazy update
932
9c915ee8
MD
9332013-03-28 lttng-ust 2.2.0-rc1
934 * Fix: tracepoint instrumentation constructor order issue
935 * Documentation: update 2.0 to 2.x
936 * Add demo test back as an example
937 * Don't rely on explicit context for filtering
938 * Implement per-context filtering
939 * Fix: filter string comparison should check for literal
940 * update tests/demo readme file
941 * Add man page for lttng-ust-cyg-profile
942 * Fix: filter string wildcard comparison
943 * Fix: Remove test runner script
944 * Fix: forwarding of call_site argument to field
945 * Add demo README
946 * Tests: Use Perl prove as the testsuite runner
947 * Remove tests depending on consumerd
948 * Convert hello.cxx test to a build test
949 * Clean-up of configure.ac and tests/Makefile.am
950 * Fix snprintf test and output result to TAP format
951 * Replace same_line_marker test with same_line_tracepoint
952 * Remove tests-libustinstr-malloc
953 * Remove exit-fast test
954 * Remove fork test
955 * Remove daemon test
956 * Remove demo test
957 * Remove outdated test-nevents test
958 * Remove outdated simple_include test
959 * Remove outdated register_test test
960 * Convert hello-static-lib test to a build test
961 * Convert hello test to a build test only
962 * Remove outdated libustctl_function_tests test
963 * Remove outdated test hello2
964 * Remove outdated dlopen test
965 * Remove outdated test basic long
966 * Remove outdated test basic
967 * cyg_profile: implement fast and verbose .so
968 * Performance: add unlikely to tracepoint dynamic linking test
969 * Fix: _LGPL_SOURCE rcu dereference fix
970 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
971 * Minor fix: libc wrapper internal run script
972 * Fix: ustctl_recv_register_event pointer mixup
973 * Fix: allow enabling same events for two channels
974 * Add channel ID field to attr
975 * Remove useless else clause
976 * tracepoint: move "probe" test outside of loop
977 * Fix uninitialized has_loglevel variable
978 * Fix clang warnings
979 * Cleanup: work-around clang unused result warning
980 * Cleanup compile warning
981 * Cleanup: remove unused variables
982 * tracepoint: Don't add NULL probes
983 * Remove mention of locking issues associated with dlopen usage
984 * Implement read timer (for RT)
985 * Only flush when there are readers active
986 * Add mutex for channel wakeup fd update
987 * Fix: fields should be initialized to NULL
988 * Implement ustctl_duplicate_ust_object_data
989 * Add channel wakeup fd to monitor close
990 * Fix: refcount issue in lttng-ust-abi.c
991 * Fix: only consumerd should print errors
992 * Implement ring buffer periodic buffer switch timer
993 * Fix: ensure all probe providers have their symbols
994 * Reactivate error printing
995 * Unregister tracepoint probes when not needed
996 * Cleanup: remove now unused metadata code from UST
997 * Fix: notification timeout logic
998 * Fix: don't print error in comm proto connect on ENOENT
999 * Fix: return expected error return values for sessiond
1000 * Fix: set wait/wake fd to -1 before close
1001 * Fix: Only notify socket should have timeout/nonblock
1002 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
1003 * Fix: Add timeout on notification socket
1004 * Remove now unused metadata printf code
1005 * Move metadata creation into lttng-sessiond and lttng-consumed
1006 * Add write metadata API to ust-ctl.h
1007 * Move UST registry into sessiond and implement notifiers
1008 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1009 * Use tp rcu link test in provider
1010 * Remove direct dependency of probes on urcu-bp
1011 * Use urcu tls-compat.h
1012 * Lazy provider registration
1013 * Always use lttng_get_probe_list_head to get probe list
1014 * Fix static build
1015 * Move LTTng-UST buffer ownership from application to consumer
1016 * Fix package: don't distribute generated headers
1017 * Fix: don't cancel already exited threads
1018 * Scalability fix: tracepoint.c hash table size increase
1019 * Scalability fix for many events: event hash table size
1020 * Speed up probe registration for large amount of events
1021 * Add missing demo-trace shell script to dist tarball
1022 * Documentation: add uuid package name for Fedora in README
1023 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
1024 * Add compilation support for Tile architectures
1025 * Documentation: clarify debian package name for uuid in README
1026 * Fix: comment in ust-ctl.h
1027 * Fix I/O-related error values in ustctl
1028 * Introduce hash table for lttng_create_event_if_missing()
1029 * Fix: don't build C++ example if a C++ compiler isn't available
1030 * Remove LIBFORMAT output in configure.
1031 * Document dependency on libuuid
1032
0c9ad44b
MD
10332012-12-20 (13th Baktun) lttng-ust 2.1.0
1034 * Bump liblttng-ust-ctl lib version major number
1035 * Bump UST proto version minor number
1036 * Helper to debug: add object name
1037 * Tests: Fix rundir not created in ust-basic-tracing
1038 * ust test: add missing return -1
1039 * Test: update ust tracing unit tests to 2.1 internal ABI
1040 * Tests: Fix rundir not created in ust-multi-test
1041 * Adapt internal files and examples to TRACEPOINT_INCLUDE
1042 * Adapt tests to TRACEPOINT_INCLUDE
1043 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
1044 * Fix: don't do macro expansion in tracepoint file name
1045 * Fix lttng-gen-tp: Template file must end in .tp
1046 * Pack structures in comm protocol between UST and sessiond
1047 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
1048 * Cleanup lttng-gen-tp: remove leading underscore before include guard
1049 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
1050 * Update license text
1051 * Fix: check if event enabled for bytecode-less events
1052 * Fix: handle enablers without bytecode
1053 * Print probe provider mismatch error even without -Wsystem-headers
1054 * filter: Add missing padding
1055
dd8b384a
MD
10562012-11-22 lttng-ust 2.1.0-rc2
1057 * filter interpreter cleanup: use uint64_t for retval
1058 * Fix: filter linking can dereference NULL pointer on alloc failure
1059 * Cleanup: remove whitespaces and EOL in tests
1060 * Filter: use only single lower bit of filter return value
1061 * Fix: filter: var len array at end of external structure
1062 * Fix: filter link fail handling
1063 * Fix: add missing seqnum field to filter
1064 * filters: perform union rather than intersection
1065 * Implement support for overlapping wildcard/events
1066 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
1067 * filter: add seqnum field to filter command
1068 * Filter iteration: iterate on list of filters
1069 * document that tracepoint names should ideally not be re-used
1070 * Remove LIBFORMAT config declaration, unused
1071 * Add libc errno translation layer to UST error code
1072 * Fix: add const qualifier for filter local void *
1073 * Fix: re-allow non-lvalue string, sequence, array parameters
1074 * Tear down handles associated with a closed sessiond socket
1075 * Distinguish UST return codes from transport return codes
1076 * Fix: Conditionally disable tests requiring shared libs support
1077 * Cleanup: don't spawn per-user thread if HOME is not set
1078 * Manpage: document supported UST contexts
1079 * Fix: procname context semantic
1080 * Fix: Fix self-assign warning on struct ustfork_clone_info init
1081 * Fix: memcpy of string is larger than source
1082 * Implement liblttng-ust-fork daemon() override test
1083 * liblttng-ust-fork: override daemon() call
1084 * ustfork: set errno to ENOSYS if symbol lookup fails
1085 * Fix: be quiet on filter linker error
1086 * Build out of src tree
1087 * Fix: filter bytecode specializer stack leak
1088 * Fix: reloc offset validation error out on filters with no reloc table
1089 * Perform calculation on bit size in 64-bit
1090 * Use uint64_t for packet header content size and packet size
1091 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1092 * Fix: BSD getprogname null pointer dereference
1093 * Add support for model.emf.uri event info
1094 * Filter error message cleanup
1095 * Manpage update: document use in daemons
1096 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1097 * Fix: get_wait_shm() ust mutex deadlock
1098 * Fix: add events with 0 field to field list
1099
d8c99839
MD
11002012-09-10 lttng-ust 2.1.0-rc1
1101 * Fix make dist: fix liblttng-ust-java dependencies
1102 * Fix make dist: add missing filter header
1103 * Fix: backward compatibility with UST 2.0 app probes
1104 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1105 * Export "written" information about fields
1106 * Fix filter: pointer to string, not string, should be on stack
1107 * Fix: tracepoint float nowrite
1108 * Fix: accept 65536 bytes long bytecodes
1109 * Add hostname to env
1110 * ABI change: bump internal version to 3.0.0
1111 * Fix: threads should be created in DETACHED state
1112 * Fix: 32-bit x86 strict-aliasing warnings
1113 * Fix UST SIGPIPE handling
1114 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1115 * Cleanup: filter: turn bytecode linking error msg into debug
1116 * Make lttng-ust robust against -finstrument-functions.
1117 * Filter: keep aliased ax and bx registers
1118 * Filter: remove interpreter dynamic typing
1119 * Filter: add missing specialized op names
1120 * Filter: specialize double-s64 binary comparators
1121 * Fix filter: fix stack leak on taken branch
1122 * Filter: Implement stack-based interpreter
1123 * Filter: double comparator produces s64
1124 * Filter: use hash table to check merge points
1125 * Filter: split passes into separate components
1126 * Filter: cleanup macros
1127 * Filter: validate range overflow with end of insn
1128 * Filter: validate that field ref strings are non-NULL
1129 * Filter: ensure logical operator merge is always s64
1130 * Filter: we don't care if double/s64 are literals
1131 * Filter: specialize 'and' and 'or' ops.
1132 * Implement dispatch-table based interpretor
1133 * Filter: Specialize unary operators
1134 * Define switch use as macro in interpreter
1135 * Filter interpreter: mark float test as unlikely
1136 * Filter: fix bytecode validation typo
1137 * Filter: specialize comparators
1138 * Specialize load and unary ops
1139 * Validate registers, no need to initialize to 0
1140 * Filter: opcode for ref loads
1141 * Remove redundant validation from interpreter
1142 * filter: Add bytecode validation pass
1143 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1144 * Only print filter errors if LTTNG_UST_DEBUG is set
1145 * Cleanup: remove debug define
1146 * Filter: add floating point support
1147 * Remove filter test printouts
1148 * Implement filter bytecode interpreter and linker
1149 * Filter: receive, attach and link empty filter
1150 * Filter: prepare filter stack data
1151 * Wrap dynamic len array into stackvar union
1152 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1153 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1154 * Fix: remove unused texinfo dep from configure.ac
1155 * Fix C99 strict compatibility: don't use void * for function pointers
1156 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1157 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1158 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1159 * Fix: perform TLS fixup of nest count outside of UST mutex
1160 * Fix: liblttng-ust-fork deadlock
1161 * Fix: handle pthread errors
1162 * Fix: local apps allowed should disable local (not global) tracing
1163 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1164 * Fix: support -std=c99 in tracepoint macros
1165 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1166 * hello test: fail on old style definition
1167 * Fix: tracepoint.h should not generate old-style definitions
1168 * Fix: don't define variables in headers
1169 * test "hello": add boolean test
1170 * Fix: perform macro expansion on tracepoint signatures
1171 * UST check pointer/de-reference order
1172 * Fix list field: handle error
1173 * Implement event fields listing
1174 * Implement field listing command
1175 * Fix: Block all signals in listener thread
1176 * Add CodingStyle document to tarball
1177 * Add coding style document
1178 * endian.h: support cygwin
1179 * align.h: support cygwin page size
1180 * Add cygwin support to libringbuffer getcpu.h
1181 * Add "2x int" and "2x long" types to the Java interface
1182 * Add Integer and Long tracepoint types to the Java interface
1183 * Fix: don't SIGBUS when filesystem is full
1184 * tracepoint: include stdio.h for NULL definition
1185 * manpage update: document that probes need gcc
1186 * Fix: remove # in front on extern "C" {
1187 * Cleanup: don't use GNU old-style field designator extension
1188 * Fix: remove padding field after variable sized array
1189 * Use unsigned long type for events discarded counter
1190 * Fix: getcpu build with modern uClibc versions
1191 * Fix: lttng-ust.pc needs to specify -ldl
1192 * Fix: examples Makefiles should pass $(LIBS) at last
1193 * Build a jar for the Java side of the JNI interface
1194 * Fix: ustctl need to send the second fd upon error of 1st fd
1195 * Fix: Add missing fork test program dependency library
1196 * Fix: Make the JNI interface actually work
1197 * Merge branch 'dev'
1198 * Fix: stringify version description
1199
1a94cf83
MD
12002012-03-29 lttng-ust 2.0.1
1201 * Use bsd-compatible fcntl for close-on-exec on socket
1202 * Fix multi-session wildcard support
1203 * Fix event lost count when buffer is full
1204 * Remove inappropriate \n from easy-ust sample
1205
649282a8
MD
12062012-03-20 lttng-ust 2.0.0
1207 * First STABLE version
1208 * Add version name
1209
68d9f89e
MD
12102012-03-20 lttng-ust 2.0.0-rc4
1211 * Fix out-of-bound write in ltt-events.c
1212 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1213 * Update COPYING
1214 * Add exception handling to lttng-gen-tp io operations
1215
8e2d61c8
MD
12162012-03-16 lttng-ust 2.0.0-rc3
1217 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1218 * fix: ustcomm_close_unix_sock should close, not shutdown
1219 * Fix: do not print EPIPE perror, as it is an expected error
1220 * Ensure that multiplication of clock offset is done on 64-bit
1221 * Add 2 missing licenses in deprecated tests
1222 * Remove unbuild and unused (deprecated) make_shared_lib test
1223 * License text standardization, add missing licenses
1224 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1225 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1226 * Fix: recvmsg should handle EINTR
1227 * Make lttng-gen-tp work on python 2.6
1228 * Make lttng-gen-tp executable
1229
bf1175c2
MD
12302012-03-02 lttng-ust 2.0.0-rc2
1231 * Manpage fixes
1232 * Fix: dmesg printout should not print metadata warnings
1233 * Fix: use transport name as channel name
1234 * Fix: Add signature check in tracepoint activation
1235 * Fix: add tracepoint signature at tracepoint definition site
1236 * Fix: keep event probe signature, for use by event probe signature check
1237 * Fix ABI: add padding to structures shared between UST and consumer
1238 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1239 * Fix ABI: Adding missing padding in tracepoint event structures
1240 * Fix: Add include/lttng/ust-config.h to git ignore
1241 * Fix effect: update README about dlopen()
1242 * Fix: fixup vtid TLS
1243 * Fix: fixup ringbuffer tls at constructor by forcing read
1244 * Fix: fix deadlock with dlopen() lttng-ust
1245 * Fix: only print event errors every 1048576 hits
1246 * Fix: add missing debug printout to identify the cause of lost events
1247 * fix: liblttng-ust-ctl should check for incorrect parameters
1248 * fix: ust comm error handling segfault
1249 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1250 * fix: on exit, leave thread/mmap reclaim to OS
1251 * fix: Handle sys_futex with async cancel, add missing pthread_join
1252 * fix: Only munmap the wait page when not exiting from process
1253 * Use CPPFLAGS instead of CFLAGS for -I
1254 * Fix type range comparison always false for 64-bit arch
1255 * demo: remove useless libs
1256 * tests: include missing headers
1257 * Add missing limits.h include for NAME_MAX
1258
1796af86
MD
12592012-02-20 lttng-ust 2.0.0-rc1
1260 * Standardize version across toolchain
1261 * Fix a typo in gen-tp Makefile
1262 * Implement the .o file generation in lttng-gen-tp
1263
58bfa9af
MD
12642012-02-16 lttng-ust 1.9.8
1265 * Fix comment in tracepoint.h
1266 * Add loglevel info to manpage
1267 * Remove stale binary file
1268 * Add lttng-ust(3)
1269 * Add a man page for lttng-gen-tp
1270 * Install easy-ust and gen-tp examples in doc/
1271 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1272 * Add missing #define _GNU_SOURCE for sched_getcpu()
1273 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1274 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1275 * Mark lib_ring_buffer_print_errors unused
1276 * Cleanup: remove extra space from easy_ust example
1277 * Add missing comma to tracepoint STAP_PROBEV call
1278
43f76196
MD
12792012-02-13 lttng-ust 1.9.7
1280 * liblttng-ust-java: add missing -classpath ./
1281 * Only specify that sdt.h provides system integration for now
1282 * Add STAP_PROBEV check ton configure.ac
1283 * Add sdt.h integration
1284 * Remove extern C around probe header
1285 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1286 * Add a configure report at the end of the output
1287 * Add sdt.h integration option
1288 * Set default loglevel in metadata
1289 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1290
94b6d0d1
MD
12912012-02-09 lttng-ust 1.9.6
1292 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1293 * tracepoint: name -> _name to fix possible namespace clash
1294 * Add debug printout to tracepoint.c
1295 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1296 * Update hardcoded loglevel
1297 * Add "easy_ust" example
1298 * Update gitignore
1299 * Zero-initialize struct msghdr
1300 * Add environment information
1301 * Fix event-specific enabling
1302 * Update static lib linking
1303 * liblttng-ust-libc: fix linking
1304 * liblttng-ust-libc: fix lib dependency
1305 * Install README and ChangeLog into system doc
1306 * Add hello-static-lib test
1307 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1308 * Fix 32-bit type: allocated len is used
1309 * Fix 32-bit type mismatch
1310
e4d66fb5
MD
13112012-02-02 lttng-ust 1.9.5
1312 * UST comm ABI: Add padding, push version to 2.0
1313 * Update loglevel names
1314 * Implement loglevels as event and wildcard attributes
1315 * Update loglevel ABI: only loglevel value/enum is known by UST
1316 * Pre-assign fixed loglevels
1317 * Remove old (now unused) loglevel control code entirely
1318 * Update loglevel selection ABI
1319 * Use boot_id as monotonic clock uuid
1320 * clock: add clock description to metadata
1321 * Properly fix the timekeeping overflow detection
1322 * Revert "Fix timestamps for slow-paced event rates"
1323 * Revert "Force 64-bit timestamps"
1324 * Declare struct lttng_ust_calibrate
1325 * Force 64-bit timestamps
1326 * demo program: ensure we don't link demo on useless libs
1327 * ust comm: Receive second FD even if 1st receive failed
1328 * ust consumer: close shm fd after mapping it
1329 * Add a comment about which wait fd is closed early by UST.
1330 * Remove leftover structure in ust-abi.h
1331 * Close stream and channel file descriptors as soon as passed to
1332 sessiond
1333 * Fix AC_LANG_SOURCE usage: only takes one parameter
1334 * Fix timestamps for slow-paced event rates
1335 * configure.ac: Use AC_LANG_SOURCE for if else macros
1336 * Add execution instructions to the demo test program
1337 * Force the building of shared noinst libraries in the demo test
1338 program.
1339 * Only print the futex perror in debug mode
1340
54d2e210
MD
13412011-12-23 lttng-ust 1.9.4
1342 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1343 * Comment the union field (only used in call_rcu scheme)
1344
dddc9140
MD
13452011-12-21 lttng-ust 1.9.3
1346 * Fix clock source overflow on 32-bit archs
1347 * Remove unused trace_clock_frequency
1348 * check for negative wait() return value
1349 * Add DBG message when registering a probe
1350 * Only show futex warning "perror" in debug mode
1351
07a0da24
MD
13522011-12-14 lttng-ust 1.9.2
1353 * Add missing ust_libc.h to Makefile.am
1354 * Use DBG instead of WARN for futex_wake workaround message
1355 * Make dlopen more robust by using the .0 target for the library
1356
943be3a0
MD
13572011-12-13 lttng-ust 1.9.1
1358 * First LTTng-UST 2.0 prerelease.
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