fix: Unify possible CPU number fallback
[lttng-ust.git] / ChangeLog
CommitLineData
df6f7151
MD
12022-01-05 (National Bird Day) lttng-ust 2.11.5
2 * Set git-review branch to stable-2.11
3 * fix: allow building with userspace-rcu 0.13
4
8be567a4
MD
52021-05-14 (National Dance Like a Chicken Day) lttng-ust 2.11.4
6 * tests: benchmark: improve benchmark scalability accuracy
7 * tests: benchmark: use cpu-bound workload, calculate average and std.dev.
8 * tests: improve benchmark script
9 * compiler warning cleanup: is_signed_type: compare -1 to 1
10 * Fix: properly compare type enumeration
11 * fix: use the configured cmake binary
12 * Fix: bytecode linker: validate event and field array/sequence encoding
13 * fix: unix socket peercred on FreeBSD
14 * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start
15 * Fix: Use unix socket peercred for pid, uid, gid credentials
16 * Fix: stream fd leaks on error
17 * Fix: channel leak on error
18 * Fix: lttng_abi_map_channel should be static
19
22a7e71a
MD
202021-02-17 (Random Act of Kindness Day) lttng-ust 2.11.3
21 * Fix: Use default visibility for tracepoint provider symbol
22 * Fix: configure: support Autoconf 2.70
23 * Fix: ust-tracepoint: make sure to expand tracepoint provider token
24 * Fix: ustctl_release_object: eliminate double-close/free on error
25 * tests: return the proper TAP exit code
26 * Fix: python agent: 'time' has no attribute 'clock'
27 * Fix: libc-wrapper: undef temporary token rather than value
28 * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC
29 * Fix: event probes attached before event enabled
30 * Fix: agent: read: end of loop condition should exclude 0
31 * fix: Java examples CLASSPATH override
32 * fix: Add CLASSPATH to autoconf precious variables
33 * Fix: Java agent: close session daemon socket on error
34 * Fix: Java agent: handle partial payload read
35
f6d8f8f3
MD
362020-04-08 (The Day After National Beer Day) lttng-ust 2.11.2
37 * Fix: v.u.d might be uninitialized
38
3492e923
MD
392020-03-04 (National Grammar Day) lttng-ust 2.11.1
40 * Fix: set FD_CLOEXEC on incoming FDs.
41 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
42 * Fix: jhash.h: remove out-of-bound reads
43 * Cleanup: remove trailing white spaces across project
44 * Fix: lttng-ust-comm.c: return number of fd rather size of array
45 * liblttng-ust: exit loop early on event enabler match
46 * Add git-review config
47 * Fix: build with -fno-common
48 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
49 * Fix: document proper liburcu version dependency
50 * Fix: Add missing files to distribution
51
a2d048fa
MD
522019-10-17 (Wear Something Gaudy Day) lttng-ust 2.11.0
53 * (no change)
54
5d802790
MD
552019-10-11 (National Sausage Pizza Day) lttng-ust 2.11.0-rc5
56 * Fix: lttng perf counter deadlock
57 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
58 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
59 * Fix: fd tracker: provide async-signal-safety for close wrapper
60 * Fix: Disable cancellation around fd tracker lock
61 * Fix: Lock FD tracker across fork
62 * doc/man: include build version in GitHub links
63 * Check if the AR environment variable exists for cross compilation
64
ef0e5285
MD
652019-09-07 (Walter White's Anniversary) lttng-ust 2.11.0-rc4
66 * Fix: don't wait for initial statedump when 0 session active
67 * Fix: wait for initial statedump before proceeding to the main program
68 * Use MAP_POPULATE to reduce pagefault when available
69 * Fix: remove uninitialised value
70 * Fix: GCC unaligned pointer warnings
71 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
72 * Fix: missing define when not building with gcc
73 * Fix: client_sequence_number may dereference NULL pointer
74 * Fix: namespace our gettid wrapper
75
e143cbcc
MD
762019-05-24 (Scavenger Hunt Day) lttng-ust 2.11.0-rc3
77 * Cleanup: bitfields: streamline use of underscores
78 * Silence compiler "always false comparison" warning
79 * Fix: bitfield: shift undefined/implementation defined behaviors
80 * Fix: Update coding style link
81 * Fix: alignment of ring buffer shm space reservation
82 * Fix: allocate ts_end in ringbuffer shared memory
83 * Fix: timestamp_end field should include all events within sub-buffer
84 * ust-ctl API: clarify getter usage requirements
85 * Fix: don't access packet header for stream_id and stream_instance_id getters
86 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
87 * doc: remove repeated word in coding style
88 * tap-driver.sh: flush stdout after each test result
89 * Move wait_shm_mmap initialization to library constructor
90
76f991cf
MD
912019-01-25 (National Opposite Day) lttng-ust 2.11.0-rc2
92 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
93 * Clarify lib_ring_buffer_switch_slow() requirements
94 * Fix: address shellcheck warnings/errors in example scripts
95 * Fix: check for event class/instance prototype mismatch
96 * Fix: race between statedump and library destructor
97 * Fix: reset procname on fork in child process
98
0ae2fe51
MD
992018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
100 * Fix: add missing stdbool.h include
101 * Move symbol preventing unloading of probe providers
102 * Fix: Remove unused line from liblttng-ust-fd makefile
103 * Fix: add liblttng-ust dependency to liblttng-ust-fd
104 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
105 * Fix: lttng filter validator ERANGE error handling
106 * Filter: implement dynamic typing for load object
107 * Filter: add FILTER_OP_RETURN_S64 instruction
108 * Perform bitwise ops on unsigned types
109 * Filter: catch shift undefined behavior
110 * Filter: implement bitwise lshift, rshift, not
111 * Filter: index array, sequences, implement bitwise binary operators
112 * Fix: AM_CONDITIONAL should be outside AS_IF block
113 * Fix: build jni libs with openjdk >= 10
114 * Fix: ustfork: save and restore errno in syscall wrappers
115 * Fix: cache the result of getpid() internally
116 * Fix: reset cached vpid context on fork
117 * Fix: build example SO when PIE is enabled
118 * Fix: string comparison on incorrect length in context provider
119 * Support unloading of probe providers
120 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
121 * dlopen() liblttng-ust.so from constructor to prevent unloading
122 * Add probe provider unregister function
123 * Cleanup: Move version numbers in separate variables in configure script
124 * Remove duplicate provider name checks
125 * Fix: remove for() loop initial declarations
126 * Use ust_lock during sock_info operations for atomicity against fork
127 * Force tracked fd to be bigger than STDERR_FILENO
128 * Fix: numa: dynamically check that numa is available
129 * Fix: specify SONAME in python-lttngust LoadLibrary
130 * Fix: ensure fd tracker is initialized when called from constructors
131 * Fix: fd of an elf object must be registered to the fd tracker
132 * Cleanup: clock description for metadata was moved to lttng-sessiond
133 * Fix: liblttng-ust-fd.so: override fclose symbol
134 * Revert "Use initial-exec TLS model"
135 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
136 * configure.ac: add --disable-examples option to not build/install examples
137 * Disable NUMA by default on 32bit arm
138 * Update Makefile.am output about libnuma not found
139 * Update readme to document opt dep on numa
140 * numa support: allow disabling numa support
141 * Update README to document dependency on libnuma
142 * Take NUMA configuration into account for UST buffer allocation
143 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
144 * Use initial-exec TLS model
145 * lttng-gen-tp: formatting
146 * Fix: lttng-gen-tp: only replace file extension
147 * Fix: move fsync after ftruncate
148 * Fix: sync buffer file metadata on buffer allocation
149 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
150 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
151 * Fix: doc/man: use a single XSL file and match local names
152 * Fix: Expand the shmobj size for the sequence number
153 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
154 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
155 * Calculate context length outside of retry loop
156 * Fix: Quote CMAKE variable assignment in Makefile
157 * Rework configure script
158 * Fix: Typo in doc/examples/Makefile.am
159 * Fix: Don't override user variables within the build system
160 * Move m4 scripts to m4 dir
161 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
162
59d82da5
MD
1632017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
164 * Clean-up: remove unused variables to silence gcc warning
165 * Add ustctl_snapshot_sample_positions ustctl command
166 * Cleanup: formatting in strutils_star_glob_match explanation
167 * doc/man: add typical `$` and `#` prompts to command lines
168 * Fix: add missing getenv.h include to ustctl.c
169 * Fix: race between lttng-ust getenv() and application setenv()
170 * Use SIZE_MAX instead of -1ULL for size_t parameter
171 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
172 * Fix: out of bound array access in filter code
173 * Correctly clean all generated JAR files
174 * Fix: List missing file in Java agent's Makefile
175 * Support generic globbing patterns in the Java agent
176 * Log more information in the Java TCP client
177 * Cleanup: Remove unused import in JUL Java agent
178 * Add support for star globbing patterns in event names
179 * Filtering: add support for star-only globbing patterns
180 * Add string utilities
181 * Fix: (un)install targets of Python agent
182 * Fix: include config.h to resolve HAVE_DLMOPEN
183 * Validate the presence of dlmopen at configure time
184 * Fix: CMake examples integration
185 * doc/examples/Makefile.am: define C and C++ compilers for CMake
186 * lttng-ust(3): document `lttng_ust_loaded` symbol
187 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
188 * lttng-ust-dl(3): update documentation
189 * lttng-ust(3): document liblttng-ust-fd
190 * doc/man: document the lttng_ust_lib events
191 * doc/man: add full stop to descriptive table cells
192 * doc/man: reorganize source for tables
193 * lttng-ust(3): sort ctf_*() macro parameter definitions
194 * lttng-ust(3): fix alignment and indentation
195 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
196 * Filter code relicensing to MIT license
197 * Performance: add missing "caa_unlikely" on fast-path
198 * Fix: blocking mode: add missing stdbool.h include
199 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
200 * Fix: loglevel and model_emf_uri build fix
201 * Fix: loglevel and model_emf_uri with g++ compiled probes
202 * Fix: Out of tree build of liblttng-ust-java
203
e654ae79
MD
2042016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
205 * Fix: cmake example with configure based oot build
206 * Fix: perform statedump before replying to sessiond
207 * build: check for CXX_WORKS for cmake example
208 * Implement liblttng-ust-fd
209 * Introduce file descriptor tracker
210 * Fix: honor send timeout on unix socket connect
211 * Fix: perform TLS fixup in all UST entry points from each thread
212 * Fix: build: pass configure flags to cmake example
213 * Performance: implement lttng_inline_memcpy
214 * Performance: mark ring buffer do_copy callers always inline
215 * Performance: cache the backend pages pointer in context
216 * Add ctx_len field to ring buffer context
217 * ring buffer: handle shmp errors
218 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
219 * Performance: Only dereference shmp once
220 * Performance: Mark channel and buffer event disabled check unlikely
221 * Performance: Relax atomicity constraints for crash handling
222 * Fix: compat: -ust suffix sprintf error handling
223 * Performance: disable event counting by default
224 * Fix: remove unlock in getcpu
225 * Performance: remove rcu read lock from ring buffer get/put cpu
226 * Performance: define _LGPL_SOURCE in LGPL c files
227 * Performance: split check deliver fast/slow paths
228 * Fix: perf counters build against kernel headers < 3.12
229 * Fix: perf counter context deadlock
230 * Fix: many-events registration/unregistration speed
231 * Fix: pre-fault TLS in ust-malloc instrumentation
232 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
233 * Fix: reset vtid cache before releasing urcu locks
234 * Fix: cleanup local_apps.allowed flag on lib cleanup
235 * Fix: Correctly handle invalid agent port file
236 * Fix: memory corruption in compat.h
237 * Introduce lttng_ust_loaded weak symbol
238 * Revert "Introduce LTTNG_UST_LOADED environment variable"
239 * Introduce LTTNG_UST_LOADED environment variable
240 * Fix: remove invalid free
241 * Use AC_PROG_MKDIR_P (generic mkdir -p)
242 * Split CMake example build steps on different lines
243 * Fix: CMake example: specify source/built includes/libs
244 * configure: allow building perf support across all architectures
245 * Fix: use-after-free in statedump lib iter_end
246 * Add generic fallback for perf counter read
247 * Fix: perf counters: sign-extend pmc register
248 * doc: Add flags for JUL and python agent compiling
249 * tests/hello.cxx: add ctf_enum_auto() entries
250 * Add ctf_enum_auto() for autoincrementing enumeration values
251 * Add missing ust_lib.c and ust_lib.h
252 * dl instrumentation: add dlmopen event, trace dlopen flags
253 * Add library load/unload tracking events
254 * Communication protocol: use fixed-size integer rather than enum
255 * Add ustctl command to regenerate the statedump
256 * Implement statedump command in UST
257 * tests/hello.cxx: add enumeration field
258 * Fix: ctf_enum_value() does not work with g++
259 * Fix: lttng context perf: missing stdbool.h header include
260 * Add perf context support for ARMv7
261 * Keep perf context FD open for other architectures
262 * Doc: cmake example: fix coding style
263 * Doc: ship cmake example with 'make distcheck'
264 * Doc: add CMake example
265 * configure.ac: check cmake availability
266 * Only build python lib when agent is enabled
267 * doc: information has no plural
268 * Fix: allow non-LGPL modules to use tracepoints
269 * Add -ust to the name of UST threads of the application
270 * Comment the locking mechanisms in ContextInfoManager
271 * Fix: Null-check return value of log4j.Category.getAllAppenders()
272 * Add liblttng-ust-agent.jar to the .gitignore
273 * Fix: Specify encoding when reading agent port file
274 * Fix: Include child loggers in the output of "lttng list"
275 * Fix: Handle both agent config files pointing to same port
276 * Suppress static method warning
277 * Add more logging to the LttngTcpSessiondClient
278 * Use config.h to detect sched_getcpu support
279 * Fix: use limits.h in ust-elf test
280 * Fix: strerror_r behavior is glibc specific
281 * Add support for musl libc to ust-dlfcn.h
282 * Fix: don't generate 0-len array in tracepoint probes
283 * Fix: log4j example: set logger level to prevent unexpected level inheritance
284 * Fix: no LGPL define for malloc and pthread wrappers
285 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
286 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
287 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
288 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
289 * Update version name TBD
290 * Update version to 2.9.0-pre
291 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
292 * Fix: update debug message about weak-hidden symbols
293 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
294 * Fix: test: relax requirement on weak-hidden symbol address
295 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
296 * Fix: test weak-hidden symbols
297 * Print DBG() message about compiler weak hidden symbol behavior
298 * test: add test for gcc issue with weak hidden symbol on powerpc
299 * Restrict Java context retriever names to a set of valid characters
300 * Fix: Correctly compute Java agent list loggers response size
301 * Add support for aarch64_be
302 * Fix: Fix synchronization of LTTngAgent#dispose
303 * Fix: Verify number of bytes contained in sessiond agent commands
304 * Fix: Avoid potential null dereference with log4j loggers
305 * Specify UTF-8 encoding for all Java agent commands
306 * Fix: merge tap tests stdout and stderr
307 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
308 * Fix: unchecked return value in trace_clock_read64_monotonic
309 * Fix: portability: no arith on void pointer
310 * Fix: initialize build id and debug link flags to 0
311 * Tests: Add tap-driver.sh for automake < 1.12
312 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
313 * Tests: Replace prove by autotools tap runner
314 * bootstrap: Standardize on autoreconf -vi
315 * Harmonize bootstrap script across projects
316 * lttng-ust(3): order environment variables
317 * lttng-ust(3): fix syntax of env. variables section
318 * lttng-ust(3): document $LTTNG_HOME
319 * Fix: Java agent should use LTTNG_HOME
320 * Fix: examples make distcheck failure
321 * Cleanup: add static for internal symbols
322 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
323 * Use min_t/max_t macros in lttng-ust-elf.c
324 * Tests: update ust-elf tests to reflect correct memsz computation
325 * Fix: erroneous computation of ELF in-memory size
326 * Make code and man pages share the same default values
327 * Fix: remove NULL check of nonnull parameter in dlclose
328 * Tracepoint array/sequence: add nowrite hex macros
329 * Tracepoint: add ctf array for network byte order integers
330 * Tracepoint: add ctf sequence for network byte order integers
331 * Fix: endianness of integers received by filter
332 * Doc: Update README.md
333 * Fix: jul and log4j agents makefile missing line and indentation
334 * Fix: re-introduce exported symbols
335 * Doc: update manpages for soinfo/sopath name change
336 * Rename statedump and dl events and fields
337 * Tests: list ust-elf test data explicitly in EXTRA_DIST
338 * Tests: add tests for lttng_ust_elf_is_pic
339 * Add is_pic field to statedump soinfo event
340 * Fix: add common jar to lttng-ust-agent-all dependencies
341 * Fix: add version to lttng-ust-agent-all jar file
342 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
343 * Fix: re-add liblttng-ust-agent.jar
344 * Fix: lttng java agent: dispose is non-static
345 * doc/man: do not use macros in the NAME section
346 * doc/man: remove duplicate copyrights section
347 * doc/man: lttng-ust(3): add tracing control to example
348 * doc/man: lttng-ust(3): split example files in subsections
349 * doc/man/common-copyrights: add missing THANKS section
350 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
351 * README.md: bolden dependencies and update links
352 * README.md: split required and optional dependencies
353 * Convert man pages to AsciiDoc
354 * Fix: remove dead code from filter interpreter
355 * Fix: convey enum value signedness into metadata
356
358b7b74
MD
3572016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
358 * Fix: remove assertions in lttng-ust-comm init
359 * Add tracepoint_disable_destructors()
360 * Documentation: fix manpage typo
361 * Fix: move lttng_context_is_app to core file
362 * Fix: move dummy functions to common file
363 * Fix: handle backward probe compatibility for application contexts
364 * Fix: application context header size
365 * Fix: event ctx get size should be after chan ctx
366 * Clarify and simplify the Java agent "Hello" examples
367 * Export the stream instance ID
368 * Generate and export the sequence number
369 * Add stream instance id to the packet header
370 * configure.ac: print empty line after AC_OUTPUT
371 * configure.ac: macros with no arguments do not need ()
372 * configure.ac: standardize indentation to tabs
373 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
374 * configure.ac: test -a -> shell's && (more portable)
375 * configure.ac: use test "x$var" = "xyes"
376 * configure.ac: AM_CONDITIONAL() accepts two arguments
377 * configure.ac: use dnl at appropriate places
378 * configure.ac: if -> AS_IF()
379 * configure.ac: case -> AS_CASE()
380 * configure.ac: add missing quotes in macro calls
381 * configure.ac: use macros for version name and description
382 * configure.ac: do not use shell eval for known values
383 * Add CONTRIBUTING.md
384 * Output "(null)" when ctf_string()'s arg is NULL
385 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
386 * Fix: java agent 32-bit pointer to jlong warning
387 * Fix: Use Java 6 syntax in JUL examples
388 * Fix: add missing example file to dist tarball
389 * Fix: add missing header to dist tarball
390 * Fix: add missing LttngContextApi.java to dist tarball
391 * Pass the Java app context information using two separate arrays
392 * Fix: Correctly report filter notifications on Java agent teardown
393 * Add some logging to the AbstractLttngAgent
394 * Fix: Clear tracked application contexts upon closing a Java agent
395 * Introduce a verbose mode for the Java agent
396 * Implement Java agent application context retrieval
397 * Turn ISessiondCommand into an abstract class
398 * Split the JNI APIs in separate classes
399 * Add app context support to ust-ctl protocol
400 * Handle application context cmd
401 * Implement dynamic types, and application context provider support
402 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
403 * Fix: Ensure the Java JUL messages are correctly formatted
404 * Fix: double-free on error sending fields
405 * Add CTF enum type support to tracepoint event
406 * Fix: missing _GNU_SOURCE define
407 * python-lttngust/setup.py.in: update setup() fields
408 * Refactor Python agent build and install
409 * Fix: remove debugging print() call from Python agent
410 * Fix: header size larger than 256 bytes
411 * Python agent: Support Agent protocol v2.0
412 * Fix: Java agent protocol network endianness consistency
413 * Fix: examples jul: add missing files to make dist
414 * Fix: Filer -> Filter typo in example
415 * Fix: Return the correct list of available Java events
416 * Add a toString() to Java agent's EventRule
417 * Add API stubs for the Java context info retrievers
418 * Receive the event filter string in the Java agent
419 * Document the Java filter notification model
420 * Add filter change notification mechanism to the Java agent
421 * Manage complete "event rules" in the Java agent
422 * Introduce a new client listener interface for the Java agent
423 * Turn ILttngAgentResponse into an abstract class
424 * Remove stale tests/java-jul test
425 * Fix: live timer calculation error
426 * Fix python agent build/install/uninstall with DESTDIR specified
427 * Fix: Don't (re)define STAP_PROBEV
428 * Fix: don't dereference NULL pointers
429 * Cleanup: Remove unused values
430 * Fix: Value stored to 'has_waited' is never read
431 * Fix: Argument with 'nonnull' attribute passed null
432 * Cleanup: Unnecessary bit shift
433 * Clean-up: remove extraneous "found" parameters in ust-elf
434 * Fix: sysconf() unchecked return value
435 * doc: add Python example
436 * Fix: Python agent: do not register twice to same port
437 * Fix: potential leaks in error paths
438 * Fix: double free in liblttng-ust-dl
439 * Fix: make check in OOT build with absolute path
440 * Fix: elf: leaks on error paths
441 * Cleanup: coding style
442 * Cleanup: elf: use off_t for offsets, size_t for len
443 * Cleanup: eliminate implicit sign-extension
444 * Fix: elf: NULL pointer dereference
445 * Fix: add missing ust-elf.h header to dist
446 * Fix: make check in out of tree build
447 * Fix: old gcc warnings
448 * Fix: old gcc warning
449 * Fix: remove stale lttng-ust-elf.h from makefile
450 * Fix: elf: uninitialized ret
451 * Fix: test elf: handle NULL debug file
452 * test: elf move constants to top of implementation
453 * Fix: elf test prog arg checking
454 * baddr statedump: remove dependency on file streams
455 * baddr statedump: hold ust lock around allocations
456 * Add unit tests for lttng_ust_elf
457 * Add memory size, build id, and debug link info to statedump and dl
458 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
459 * Cleanup: more descriptive error message
460 * Fix: add missing ust lock around objd_table_destroy()
461 * Fix: application exit race with pthread cancel
462 * Cleanup: configure layout for python agent detection
463 * Build: python agent: use setup.py over autoconf
464 * Build: add python interpreter used by python agent if built
465 * Doc: basic lttng ust python agent documentation
466 * Build: use AM_PATH_PYTHON to resolve python when building agent
467 * Build: only check if python exists in path
468 * Update version to 2.8.0-pre
469 * Fix: Send the correct Java agent return code when disabling events
470 * Fix: Correctly handle the command to disable all events
471 * Small refactor of the Java agent's TCP client
472 * Rename Java Agent event names to "event"
473 * Rename Python agent tracepoint to "event"
474 * Allow compiling the Java agent with Java 1.6
475 * Restore concurrent build when Java agent is enabled
476 * Refactor Java agent to let applications manage the log handlers
477 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
478 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
479 * Cleanup: Add Javadoc to all public methods and members
480 * Fix: Small fixes to the Java agent example files
481 * Update doc/java-agent.txt to reflect the new packaging
482 * Split Java agent library in 3 separate jars
483 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
484 * Use tar-ustar format for the dist archive
485 * Fix: remove generated file from git tree
486
36745ac7
MD
4872015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
488 * Fix: Use $enableval with AC_ARG_ENABLE
489 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
490 * Fix: handle sys_futex EINTR and EWOULDBLOCK
491 * Fix: update liburcu URL
492 * .gitignore: ignore Python agent generated files
493 * Add ctf_sequence_hex() macro
494 * Fix: set soinfo_data's vdso flag correctly in base address statedump
495 * Fix: running java examples out of tree
496 * Fix: java class check when uudecode is not present
497 * Cleanup: remove extra whitespace in configure output
498 * Default to no unaligned access on unsupported archs
499 * cleanup: Coding style fixes to the Java agent
500 * cleanup: Mark obsolete JUL agent as @Deprecated
501 * Fix compilation warnings in the Java agent
502 * Fix: out of tree build of java agents
503 * Fix: Use env CLASSPATH when building log4j example
504 * Fix: build log4j example when enabled
505 * Bump tracer version to 2.7.0-pre
506 * Fix: perform volatile load of tracepoint state
507 * Add demo-tracelog to gitignore file
508 * Add aarch64 support to configure
509 * Implement cpu_id context for filtering
510 * ust cyg-profile: use same class for entry and exit
511 * Fix: function instrumentation ip context
512 * Fix: liblttng-ust-dl ip context
513 * Remove caller field from malloc events
514 * Fix: pthread wrapper ip context
515 * Fix: lttng-ust-malloc ip context
516 * Allow TP_IP_PARAM arg name to be configured
517 * tracelog: use same class for all loglevels
518 * fix tracelog namespacing of loglevels
519 * Add tracelog documentation to lttng-ust(3)
520 * Implement demo-tracelog example
521 * Implement tracelog API
522 * Fix: fetch caller address from tracef()
523 * Rename helper providers and events for consistency
524 * Refactor state dump system
525 * Refactor Python agent
526 * Fix: building probe providers with C++ compiler
527 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
528 * Fix: Don't wait during registration if clock_gettime() fails
529 * Fix: getcpu/clock plugin handle leak
530 * Fix: add missing new ldl dependency for liblttng-ust-ctl
531 * Fix: add missing getenv wrapper
532 * Fix: add missing lttng-clock.c
533 * Fix: add missing ust-clock.h
534 * clock plugin example: use shift and mul
535 * Implement getcpu override
536 * Implement clock override plugin support
537 * Add tracepoint_enabled() macro
538 * Move file creation/unlink from liblttng-ust-ctl to consumerd
539 * Implement file-backed ring buffer
540 * Fix: oot build: missing top_builddir include
541 * Fix: Mismatching code and console output in log4j example
542 * Update manpage about LTTNG_UST_DEBUG effect
543 * Don't output to stderr from lib unless DEBUG is activated
544 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
545 * Fix: out-of-tree build: wrong file path for sed input
546 * Fix: make dist: python agent file handling
547 * Fix: java-agent: out-of-tree path to java manifest
548 * Add return address to liblttng-ust-libc-wrapper
549 * Fix: missing parenthesis in offset_align_floor
550 * Fix: add ustctl_has_perf_counters
551 * Fix: add urcu-bp TLS fixup
552 * Fix: add missing poll.h include
553 * Fix: get_subbuf: bound number of consumerd retry
554 * Fix: man: you can't link a lib with a static lib
555 * Fix: context alignment not properly handled
556 * Fix: Shorthand option -cp not supported in all version of Java
557 * Fix: allow tracepoints to build with --std=c99
558 * Bump UST ABI for new release cycle
559 * Cleanup: remove "disabled" flag for new release cycle
560 * Fix: filter attach vs event enable race
561 * Fix: add a configure check for weak symbols support
562 * Fix coverity warning about sizeof(void **) != sizeof(void *)
563 * Fix: off-by-one in sequence filter comparator
564 * Fix: Java Agent JAR file symlink should be created after objects install
565 * Fix: Add versioning to liblttng-ust-agent JAR
566 * Fix: Warn when log4j version is too old
567 * Update Java agent documentation
568 * Fix: Try loading classes using the thread context class loader
569 * Add Python agent support
570 * Update version name
571
837fc266
MD
5722014-10-20 lttng-ust 2.6.0-rc1
573 * Add missing file to gitignore
574 * Fix: preserve example files' timestamps when copying
575 * Fix: Abort loading log4j agent classes when detected log4j version is too old
576 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
577 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
578 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
579 * Rename public structure to avoid collisions
580 * Refactor liblttng-ust-jul in liblttng-ust-agent
581 * Build the liblttng-ust-java library using the new M4 macros
582 * Add M4 macros helpers to build Java programs
583 * Modernize README using Markdown
584 * Documentation: clarify event name in lttng-ust.3
585 * Add cscope to gitignore
586 * configure.ac: fix "missing jni.h" error message
587 * Fix: remove references to trace_printf()
588 * Change JUL agent to use the new ABI
589
ce59a997
MD
5902014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
591 * Mutex while updating statedump_pending is not needed
592 * Revert "Turn base address dump into experimental feature"
593 * Fix: document ust_fork_mutex nesting
594 * Bugfix for #745 deadlock with baddr statedump+fork
595 * Move enablers syncing after the channel registration
596 * Add lttng_ust_notrace to static inline functions
597 * lttng ust: support ppc64le within configure
598
f08370eb
MD
5992014-06-27 lttng-ust 2.5.0-rc2
600 * Fix: lttng-ust-jul: set thread in daemon mode
601 * JUL: use root logger to capture events
602 * Fix: Wrong configure check for UST perf event counters context support
603 * Fix: multiple providers in same C file failure
604 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
605 * Fix: 2.5.0-rc1 changelog has off-by-one date
606
40fc5322 6072014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
c2d275b8
MD
608 * Fix: out of tree build for lib Java and JUL
609 * Fix: default loglevel is DEBUG
610 * Fix: refuse overwrite mode buffers with less than two subbuffers
611 * Fix: tracef.h: add missing c++ guard
612 * Fix: remove JUL loglevel filtering from the agent
613 * Fix: cleanup JUL agent state on sessiond disconnect
614 * Fix: Move generated headers to the BUILT_SOURCES target
615 * Fix: perf ust: check close return value
616 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
617 * Implement LTTng-UST perf counters support on x86
618 * Fix linking failure when cross-compiling
619 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
620 * Fix: pass proper args when writing commit counter
621 * Fix: pad strings that are modified concurrently with tracing
622 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
623 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
624 * Fix: .split() the CC environment variable in lttng-gen-tp
625 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
626 * Fix: python invocation through env
627 * Change default loglevel to TRACE_DEBUG_LINE
628 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
629 * Fix: don't accept configure --disable-shared
630 * Fix: configure.ac: add missing result to alignment req. check
631 * Fix: malloc wrapper: infinite recursion with compat TLS
632 * Fix: lttng-ust needs -ldl for tracef()
633 * Fix: typo in lttng-ust.3
634 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
635 * Fix: add demo-tracef to dist tarball
636 * Fix: add missing header files for tracef
637 * Implement tracef() instrumentation API
638 * Add 'unused' attribute to tracepoint callback
639 * Use autoconf AM_MAINTAINER_MODE
640 * Fix: mismatch between code and comments
641 * Fix: incorrect urcu git URL in README
642
5ba5bf7f
MD
6432014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
644 * Fix: JUL test: update to API change
645 * Fix: Cast from pointer to different integer size warning
646 * Turn base address dump into experimental feature
647 * Fix: JUL support multiple loglevels
648 * Fix: Skip lttng-gen-tp example build if Python is missing
649 * Fix: dynamically fetch the session daemon port
650 * Fix: JUL agent connect to user and root sessiond
651 * Fix: handle registration done command
652 * Fix: Unsynchronized access in LTTngTCPSessiondClient
653 * Cleanup: fix comment
654 * Fix: Dump executable base-address with readlink
655 * Fix: add assert for NULL dereference
656 * Fix: tracepoint out of memory handling
657 * Fix: dereference before null check
658 * Cleanup: remove logically dead code
659 * Fix: handle sysconf errors
660 * Fix: java-jul/Makefile should not be marked as a binary
661
d06136ec
MD
6622014-02-14 lttng-ust 2.4.0-rc4
663 * Cleanup: remove extra space in dlerror wrapper
664 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
665 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
666 * Fix: malloc libc instrumentation wrapper
667 * Fix: add LTTngEvent class to fix delayed logger
668 * Fix: FD leak in liblttng-ust-ctl
669 * Fix: liblttng-ust-dl Makefile flags mismatch
670 * Fix: liblttng-ust-fork Makefile flags mismatch
671 * Fix: out of tree examples build
672 * Fix: C++: incomplete extern C guard transition
673
35d2bbde
MD
6742014-01-29 lttng-ust 2.4.0-rc3
675 * Fix: add missing JUL loglevel handling
676 * Cleanup gen-tp: add quotes around AM_CC
677 * Pass the CC variable to the example Makefiles
678 * cleanup ust_baddr and ust_baddr_statedump doc
679 * baddr: add ust_baddr and ust_baddr_statedump doc
680 * Fix: baddr_statedump tracepoint registration
681 * Fix: baddr out of tree build
682
d516ed24
MD
6832013-12-10 lttng-ust 2.4.0-rc2
684 * Fix: baddr_statedump tracepoint registration
685 * Fix: baddr deadlocks and RCU races
686 * Fix: lock exit mutex when creating threads
687 * Fix: baddr deadlock with lttng-ust destructor
688 * baddr: include missing header
689 * baddr: get session under lock
690 * Fix: take the ust lock around session iteration in statedump
691 * Fix: baddr_statedump deadlock with JUL tracing
692 * Fix: client_packet_header() uses wrong packet
693 * Cleanup: fix typo in ring buffer backend comment
694 * Compile liblttng-ust-baddr c files into liblttng-ust
695 * Allow suppressing of base-address-state tracing
696 * Integrate base-address statedump into lttng-ust
697 * Fix: eliminate timestamp overlap between packets
698 * Fix: lttng-gen-tp to build out of tree
699 * Fix: compile doc/ after JUL/Java
700 * JUL: add Hello.java in doc/examples
701 * Fix lttng-ust(3) manpage
702 * JUL: fix enable all event for delayed Logger
703 * Fix: typo in JNICALL for the JUL tracepoint
704 * Fix: move va_end to outermost label
705 * Fix: add missing NULL check after allocation
706 * Fix cleanup: all spaces before flags
707 * fix: lttng-gen-tp: add missing spaces around flags
708
48de55ad
MD
7092013-11-15 lttng-ust 2.4.0-rc1
710 * doc/examples: error out when a subdir make fails
711 * JUL: fix out of tree build
712 * Java/jul: fix make dist
713 * JUL: install documentation and jar file
714 * Add missing copyrights to test scripts
715 * Escape minus signs in lttng-ust-cyg-profile manpage
716 * Fix spelling mistake in lttng-ust manpage
717 * Fix tests/benchmark
718 * Implement base-address-state tracing
719 * Base-address tracing for dlopen and dlclose
720 * Add a check against excluders
721 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
722 * Store exclusions to enablers
723 * Add excluders to enabler structure
724 * Send exclusion data through ustcomm
725 * Define exclusion structure for UST ABI
726 * Define a new command LTTNG_UST_EXCLUSION
727 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
728 * Fix: check for java .class in package subfolders
729 * Fix: java library to use user define JDK at compile time
730 * Add liblttng-ust-jul for JUL support
731 * Fix: application SIGBUS when starting in parallel with sessiond
732 * Fix: Minor corrections to the lttng-ust man page
733 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
734 * Warning cleanup: add missing padding initializer
735 * Fix: socket connect hang on heavy loads
736 * Cleanup: fix typo
737 * Fix: ust-comm recvmsg should handle partial receive
738 * gcc warning fix: -Wextra
739 * Add usage reference count for tracepoints
740 * tracepoint.c: Move add_callsite/remove_callsite further down in file
741 * Store the callsites into the library callsite list
742 * Fix linking warning
743 * Per-stream ioctl to get the current timestamp
744 * LTTng ringbuffer ABI calls for index generation
745 * Specialize lttng_ust_lib_ring_buffer_client_cb
746 * Add tracing instrumentation for pthread mutex lock functions
747
9f00ce32
MD
7482013-09-03 lttng-ust 2.3.0
749 * No change
750
07d2f704
MD
7512013-08-30 lttng-ust 2.3.0-rc2
752 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
753 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
754 * Fix: doc/examples cross-build
755 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
756 * Introduce configure --with-lttng-system-rundir
757 * examples: tracepoint probes don't need extern C
758 * Tracepoint probes don't need extern C
759 * Add trace support for memalign and posix_memalign
760 * malloc instrumentation: remove dependency on pthread
761 * Add trace support for calloc and realloc.
762 * Fix: allow make check to run in VPATH build
763 * Update .gitignore
764 * Update obsolete benchmark test
765 * Cleanup tests (2nd commit)
766 * Cleanup tests
767 * Fix: doc/examples VPATH build
768
0ff43c44
MD
7692013-07-17 lttng-ust 2.3.0-rc1
770 * Fix: Unchecked asprintf/vasprintf return values
771 * Missing NULL pointer init in tap.c
772 * Disable doc/examples build
773 * Add python3 support to lttng-gen-tp
774 * Bump ABI major to 5
775 * callsite: add "ip" context
776 * Allow environment variable LTTNG_HOME to override HOME
777 * Fix: libs order in Makefile
778 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
779 * Introduce ustctl_write_one_packet_to_channel
780 * build: Fix out-of-tree build
781 * Fix: SWITCH_FLUSH new sub-buffer checks
782 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
783 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
784 * Fix: doc/examples: gen-tp path
785 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
786 * Fix: handle writes of length 0
787 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
788 * Fix: lttng-events VPATH build
789 * Allow #include in template (.tp) file
790 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
791 * doc/examples: build gen-tp example by default
792 * doc/examples: support BSD make
793 * Tracepoint.h: replace assertion by fprintf and abort()
794 * Remove unused assert.h from bitfield.h
795 * Clarify probe registration documentation/errors
796 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
797 * Add mising include in ust.h
798 * lttng-gen-tp: Fix include guard name with file using non valid characters
799 * Fix: segfault when print invalid command
800 * Fix: Add --no-as-needed to the demo example's Makefile
801 * zmalloc: attribute always_inline
802 * Fix: liblttng-ust process startup hang when sessiond is stopped
803 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
804 * Allow tracepoint providers to be compiled with g++
805 * Add parameter -f to rm in Makefile clean target
806 * Fix: missing dependency for liblttng-ust-tracepoint.so
807 * Remove 0.x TODO
808 * Add warning about default prefix and library paths to README
809 * Revert "Revert "Fix (another) linker library order""
810 * Revert "Revert "Fix linker library order""
811 * snprintf: play nice with static checker
812 * tracepoint.c: Add coverity alloc/free annotations
813 * Fix: "fields" leak on register
814 * Fix: memory leak for events without fields
815 * Fix: memory leak on connection reset
816 * Revert "Fix linker library order"
817 * Revert "Fix (another) linker library order"
818 * Fix: incorrect support for multi-context
819 * Fix (another) linker library order
820 * Fix typo in run script
821 * Fix linker library order
822 * Fix examples: add missing CPPFLAGS
823 * example Makefiles: standardize on $^ for linking
824 * Fix demo example Makefile
825 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
826
9ac8c212
MD
8272013-05-09 lttng-ust 2.2.0-rc2
828 * manpage: Document probe provider compatibility
829 * Fix: add provider ABI compatibility check
830 * Cleanup: ignore mktemp return value
831 * Cleanup: documentation: argument vs field
832 * Documentation: document undefined behavior for NULL pointers
833 * Cleanup: silence cppcheck error
834 * Fix: add internal mutex for timer
835 * 32-bit warning fix for cyg profile fast
836 * Fix warnings for 32-bit in lttng-ust-cyg-profile
837 * Typo fix in README
838 * Fix: tracepoint.h incorrect assumption about constructor order
839 * Cleanup: comment mismatch with code
840 * Fix: ABI breakage between 2.1 and 2.2-rc1
841 * Documentation: document that sequence len field is unsigned
842 * connect: don't report EACCES
843 * connect: don't print error on EPERM
844 * Bump liblttng-ust-ctl lib version major number
845 * Optimisation: implement callsite hash table in tracepoint.c
846 * Optimisation: only update added library in tracepoint.c
847 * Optimisation: only fix pending events once per lazy update
848
9c915ee8
MD
8492013-03-28 lttng-ust 2.2.0-rc1
850 * Fix: tracepoint instrumentation constructor order issue
851 * Documentation: update 2.0 to 2.x
852 * Add demo test back as an example
853 * Don't rely on explicit context for filtering
854 * Implement per-context filtering
855 * Fix: filter string comparison should check for literal
856 * update tests/demo readme file
857 * Add man page for lttng-ust-cyg-profile
858 * Fix: filter string wildcard comparison
859 * Fix: Remove test runner script
860 * Fix: forwarding of call_site argument to field
861 * Add demo README
862 * Tests: Use Perl prove as the testsuite runner
863 * Remove tests depending on consumerd
864 * Convert hello.cxx test to a build test
865 * Clean-up of configure.ac and tests/Makefile.am
866 * Fix snprintf test and output result to TAP format
867 * Replace same_line_marker test with same_line_tracepoint
868 * Remove tests-libustinstr-malloc
869 * Remove exit-fast test
870 * Remove fork test
871 * Remove daemon test
872 * Remove demo test
873 * Remove outdated test-nevents test
874 * Remove outdated simple_include test
875 * Remove outdated register_test test
876 * Convert hello-static-lib test to a build test
877 * Convert hello test to a build test only
878 * Remove outdated libustctl_function_tests test
879 * Remove outdated test hello2
880 * Remove outdated dlopen test
881 * Remove outdated test basic long
882 * Remove outdated test basic
883 * cyg_profile: implement fast and verbose .so
884 * Performance: add unlikely to tracepoint dynamic linking test
885 * Fix: _LGPL_SOURCE rcu dereference fix
886 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
887 * Minor fix: libc wrapper internal run script
888 * Fix: ustctl_recv_register_event pointer mixup
889 * Fix: allow enabling same events for two channels
890 * Add channel ID field to attr
891 * Remove useless else clause
892 * tracepoint: move "probe" test outside of loop
893 * Fix uninitialized has_loglevel variable
894 * Fix clang warnings
895 * Cleanup: work-around clang unused result warning
896 * Cleanup compile warning
897 * Cleanup: remove unused variables
898 * tracepoint: Don't add NULL probes
899 * Remove mention of locking issues associated with dlopen usage
900 * Implement read timer (for RT)
901 * Only flush when there are readers active
902 * Add mutex for channel wakeup fd update
903 * Fix: fields should be initialized to NULL
904 * Implement ustctl_duplicate_ust_object_data
905 * Add channel wakeup fd to monitor close
906 * Fix: refcount issue in lttng-ust-abi.c
907 * Fix: only consumerd should print errors
908 * Implement ring buffer periodic buffer switch timer
909 * Fix: ensure all probe providers have their symbols
910 * Reactivate error printing
911 * Unregister tracepoint probes when not needed
912 * Cleanup: remove now unused metadata code from UST
913 * Fix: notification timeout logic
914 * Fix: don't print error in comm proto connect on ENOENT
915 * Fix: return expected error return values for sessiond
916 * Fix: set wait/wake fd to -1 before close
917 * Fix: Only notify socket should have timeout/nonblock
918 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
919 * Fix: Add timeout on notification socket
920 * Remove now unused metadata printf code
921 * Move metadata creation into lttng-sessiond and lttng-consumed
922 * Add write metadata API to ust-ctl.h
923 * Move UST registry into sessiond and implement notifiers
924 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
925 * Use tp rcu link test in provider
926 * Remove direct dependency of probes on urcu-bp
927 * Use urcu tls-compat.h
928 * Lazy provider registration
929 * Always use lttng_get_probe_list_head to get probe list
930 * Fix static build
931 * Move LTTng-UST buffer ownership from application to consumer
932 * Fix package: don't distribute generated headers
933 * Fix: don't cancel already exited threads
934 * Scalability fix: tracepoint.c hash table size increase
935 * Scalability fix for many events: event hash table size
936 * Speed up probe registration for large amount of events
937 * Add missing demo-trace shell script to dist tarball
938 * Documentation: add uuid package name for Fedora in README
939 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
940 * Add compilation support for Tile architectures
941 * Documentation: clarify debian package name for uuid in README
942 * Fix: comment in ust-ctl.h
943 * Fix I/O-related error values in ustctl
944 * Introduce hash table for lttng_create_event_if_missing()
945 * Fix: don't build C++ example if a C++ compiler isn't available
946 * Remove LIBFORMAT output in configure.
947 * Document dependency on libuuid
948
0c9ad44b
MD
9492012-12-20 (13th Baktun) lttng-ust 2.1.0
950 * Bump liblttng-ust-ctl lib version major number
951 * Bump UST proto version minor number
952 * Helper to debug: add object name
953 * Tests: Fix rundir not created in ust-basic-tracing
954 * ust test: add missing return -1
955 * Test: update ust tracing unit tests to 2.1 internal ABI
956 * Tests: Fix rundir not created in ust-multi-test
957 * Adapt internal files and examples to TRACEPOINT_INCLUDE
958 * Adapt tests to TRACEPOINT_INCLUDE
959 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
960 * Fix: don't do macro expansion in tracepoint file name
961 * Fix lttng-gen-tp: Template file must end in .tp
962 * Pack structures in comm protocol between UST and sessiond
963 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
964 * Cleanup lttng-gen-tp: remove leading underscore before include guard
965 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
966 * Update license text
967 * Fix: check if event enabled for bytecode-less events
968 * Fix: handle enablers without bytecode
969 * Print probe provider mismatch error even without -Wsystem-headers
970 * filter: Add missing padding
971
dd8b384a
MD
9722012-11-22 lttng-ust 2.1.0-rc2
973 * filter interpreter cleanup: use uint64_t for retval
974 * Fix: filter linking can dereference NULL pointer on alloc failure
975 * Cleanup: remove whitespaces and EOL in tests
976 * Filter: use only single lower bit of filter return value
977 * Fix: filter: var len array at end of external structure
978 * Fix: filter link fail handling
979 * Fix: add missing seqnum field to filter
980 * filters: perform union rather than intersection
981 * Implement support for overlapping wildcard/events
982 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
983 * filter: add seqnum field to filter command
984 * Filter iteration: iterate on list of filters
985 * document that tracepoint names should ideally not be re-used
986 * Remove LIBFORMAT config declaration, unused
987 * Add libc errno translation layer to UST error code
988 * Fix: add const qualifier for filter local void *
989 * Fix: re-allow non-lvalue string, sequence, array parameters
990 * Tear down handles associated with a closed sessiond socket
991 * Distinguish UST return codes from transport return codes
992 * Fix: Conditionally disable tests requiring shared libs support
993 * Cleanup: don't spawn per-user thread if HOME is not set
994 * Manpage: document supported UST contexts
995 * Fix: procname context semantic
996 * Fix: Fix self-assign warning on struct ustfork_clone_info init
997 * Fix: memcpy of string is larger than source
998 * Implement liblttng-ust-fork daemon() override test
999 * liblttng-ust-fork: override daemon() call
1000 * ustfork: set errno to ENOSYS if symbol lookup fails
1001 * Fix: be quiet on filter linker error
1002 * Build out of src tree
1003 * Fix: filter bytecode specializer stack leak
1004 * Fix: reloc offset validation error out on filters with no reloc table
1005 * Perform calculation on bit size in 64-bit
1006 * Use uint64_t for packet header content size and packet size
1007 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1008 * Fix: BSD getprogname null pointer dereference
1009 * Add support for model.emf.uri event info
1010 * Filter error message cleanup
1011 * Manpage update: document use in daemons
1012 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1013 * Fix: get_wait_shm() ust mutex deadlock
1014 * Fix: add events with 0 field to field list
1015
d8c99839
MD
10162012-09-10 lttng-ust 2.1.0-rc1
1017 * Fix make dist: fix liblttng-ust-java dependencies
1018 * Fix make dist: add missing filter header
1019 * Fix: backward compatibility with UST 2.0 app probes
1020 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1021 * Export "written" information about fields
1022 * Fix filter: pointer to string, not string, should be on stack
1023 * Fix: tracepoint float nowrite
1024 * Fix: accept 65536 bytes long bytecodes
1025 * Add hostname to env
1026 * ABI change: bump internal version to 3.0.0
1027 * Fix: threads should be created in DETACHED state
1028 * Fix: 32-bit x86 strict-aliasing warnings
1029 * Fix UST SIGPIPE handling
1030 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1031 * Cleanup: filter: turn bytecode linking error msg into debug
1032 * Make lttng-ust robust against -finstrument-functions.
1033 * Filter: keep aliased ax and bx registers
1034 * Filter: remove interpreter dynamic typing
1035 * Filter: add missing specialized op names
1036 * Filter: specialize double-s64 binary comparators
1037 * Fix filter: fix stack leak on taken branch
1038 * Filter: Implement stack-based interpreter
1039 * Filter: double comparator produces s64
1040 * Filter: use hash table to check merge points
1041 * Filter: split passes into separate components
1042 * Filter: cleanup macros
1043 * Filter: validate range overflow with end of insn
1044 * Filter: validate that field ref strings are non-NULL
1045 * Filter: ensure logical operator merge is always s64
1046 * Filter: we don't care if double/s64 are literals
1047 * Filter: specialize 'and' and 'or' ops.
1048 * Implement dispatch-table based interpretor
1049 * Filter: Specialize unary operators
1050 * Define switch use as macro in interpreter
1051 * Filter interpreter: mark float test as unlikely
1052 * Filter: fix bytecode validation typo
1053 * Filter: specialize comparators
1054 * Specialize load and unary ops
1055 * Validate registers, no need to initialize to 0
1056 * Filter: opcode for ref loads
1057 * Remove redundant validation from interpreter
1058 * filter: Add bytecode validation pass
1059 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1060 * Only print filter errors if LTTNG_UST_DEBUG is set
1061 * Cleanup: remove debug define
1062 * Filter: add floating point support
1063 * Remove filter test printouts
1064 * Implement filter bytecode interpreter and linker
1065 * Filter: receive, attach and link empty filter
1066 * Filter: prepare filter stack data
1067 * Wrap dynamic len array into stackvar union
1068 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1069 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1070 * Fix: remove unused texinfo dep from configure.ac
1071 * Fix C99 strict compatibility: don't use void * for function pointers
1072 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1073 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1074 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1075 * Fix: perform TLS fixup of nest count outside of UST mutex
1076 * Fix: liblttng-ust-fork deadlock
1077 * Fix: handle pthread errors
1078 * Fix: local apps allowed should disable local (not global) tracing
1079 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1080 * Fix: support -std=c99 in tracepoint macros
1081 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1082 * hello test: fail on old style definition
1083 * Fix: tracepoint.h should not generate old-style definitions
1084 * Fix: don't define variables in headers
1085 * test "hello": add boolean test
1086 * Fix: perform macro expansion on tracepoint signatures
1087 * UST check pointer/de-reference order
1088 * Fix list field: handle error
1089 * Implement event fields listing
1090 * Implement field listing command
1091 * Fix: Block all signals in listener thread
1092 * Add CodingStyle document to tarball
1093 * Add coding style document
1094 * endian.h: support cygwin
1095 * align.h: support cygwin page size
1096 * Add cygwin support to libringbuffer getcpu.h
1097 * Add "2x int" and "2x long" types to the Java interface
1098 * Add Integer and Long tracepoint types to the Java interface
1099 * Fix: don't SIGBUS when filesystem is full
1100 * tracepoint: include stdio.h for NULL definition
1101 * manpage update: document that probes need gcc
1102 * Fix: remove # in front on extern "C" {
1103 * Cleanup: don't use GNU old-style field designator extension
1104 * Fix: remove padding field after variable sized array
1105 * Use unsigned long type for events discarded counter
1106 * Fix: getcpu build with modern uClibc versions
1107 * Fix: lttng-ust.pc needs to specify -ldl
1108 * Fix: examples Makefiles should pass $(LIBS) at last
1109 * Build a jar for the Java side of the JNI interface
1110 * Fix: ustctl need to send the second fd upon error of 1st fd
1111 * Fix: Add missing fork test program dependency library
1112 * Fix: Make the JNI interface actually work
1113 * Merge branch 'dev'
1114 * Fix: stringify version description
1115
1a94cf83
MD
11162012-03-29 lttng-ust 2.0.1
1117 * Use bsd-compatible fcntl for close-on-exec on socket
1118 * Fix multi-session wildcard support
1119 * Fix event lost count when buffer is full
1120 * Remove inappropriate \n from easy-ust sample
1121
649282a8
MD
11222012-03-20 lttng-ust 2.0.0
1123 * First STABLE version
1124 * Add version name
1125
68d9f89e
MD
11262012-03-20 lttng-ust 2.0.0-rc4
1127 * Fix out-of-bound write in ltt-events.c
1128 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1129 * Update COPYING
1130 * Add exception handling to lttng-gen-tp io operations
1131
8e2d61c8
MD
11322012-03-16 lttng-ust 2.0.0-rc3
1133 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1134 * fix: ustcomm_close_unix_sock should close, not shutdown
1135 * Fix: do not print EPIPE perror, as it is an expected error
1136 * Ensure that multiplication of clock offset is done on 64-bit
1137 * Add 2 missing licenses in deprecated tests
1138 * Remove unbuild and unused (deprecated) make_shared_lib test
1139 * License text standardization, add missing licenses
1140 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1141 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1142 * Fix: recvmsg should handle EINTR
1143 * Make lttng-gen-tp work on python 2.6
1144 * Make lttng-gen-tp executable
1145
bf1175c2
MD
11462012-03-02 lttng-ust 2.0.0-rc2
1147 * Manpage fixes
1148 * Fix: dmesg printout should not print metadata warnings
1149 * Fix: use transport name as channel name
1150 * Fix: Add signature check in tracepoint activation
1151 * Fix: add tracepoint signature at tracepoint definition site
1152 * Fix: keep event probe signature, for use by event probe signature check
1153 * Fix ABI: add padding to structures shared between UST and consumer
1154 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1155 * Fix ABI: Adding missing padding in tracepoint event structures
1156 * Fix: Add include/lttng/ust-config.h to git ignore
1157 * Fix effect: update README about dlopen()
1158 * Fix: fixup vtid TLS
1159 * Fix: fixup ringbuffer tls at constructor by forcing read
1160 * Fix: fix deadlock with dlopen() lttng-ust
1161 * Fix: only print event errors every 1048576 hits
1162 * Fix: add missing debug printout to identify the cause of lost events
1163 * fix: liblttng-ust-ctl should check for incorrect parameters
1164 * fix: ust comm error handling segfault
1165 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1166 * fix: on exit, leave thread/mmap reclaim to OS
1167 * fix: Handle sys_futex with async cancel, add missing pthread_join
1168 * fix: Only munmap the wait page when not exiting from process
1169 * Use CPPFLAGS instead of CFLAGS for -I
1170 * Fix type range comparison always false for 64-bit arch
1171 * demo: remove useless libs
1172 * tests: include missing headers
1173 * Add missing limits.h include for NAME_MAX
1174
1796af86
MD
11752012-02-20 lttng-ust 2.0.0-rc1
1176 * Standardize version across toolchain
1177 * Fix a typo in gen-tp Makefile
1178 * Implement the .o file generation in lttng-gen-tp
1179
58bfa9af
MD
11802012-02-16 lttng-ust 1.9.8
1181 * Fix comment in tracepoint.h
1182 * Add loglevel info to manpage
1183 * Remove stale binary file
1184 * Add lttng-ust(3)
1185 * Add a man page for lttng-gen-tp
1186 * Install easy-ust and gen-tp examples in doc/
1187 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1188 * Add missing #define _GNU_SOURCE for sched_getcpu()
1189 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1190 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1191 * Mark lib_ring_buffer_print_errors unused
1192 * Cleanup: remove extra space from easy_ust example
1193 * Add missing comma to tracepoint STAP_PROBEV call
1194
43f76196
MD
11952012-02-13 lttng-ust 1.9.7
1196 * liblttng-ust-java: add missing -classpath ./
1197 * Only specify that sdt.h provides system integration for now
1198 * Add STAP_PROBEV check ton configure.ac
1199 * Add sdt.h integration
1200 * Remove extern C around probe header
1201 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1202 * Add a configure report at the end of the output
1203 * Add sdt.h integration option
1204 * Set default loglevel in metadata
1205 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1206
94b6d0d1
MD
12072012-02-09 lttng-ust 1.9.6
1208 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1209 * tracepoint: name -> _name to fix possible namespace clash
1210 * Add debug printout to tracepoint.c
1211 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1212 * Update hardcoded loglevel
1213 * Add "easy_ust" example
1214 * Update gitignore
1215 * Zero-initialize struct msghdr
1216 * Add environment information
1217 * Fix event-specific enabling
1218 * Update static lib linking
1219 * liblttng-ust-libc: fix linking
1220 * liblttng-ust-libc: fix lib dependency
1221 * Install README and ChangeLog into system doc
1222 * Add hello-static-lib test
1223 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1224 * Fix 32-bit type: allocated len is used
1225 * Fix 32-bit type mismatch
1226
e4d66fb5
MD
12272012-02-02 lttng-ust 1.9.5
1228 * UST comm ABI: Add padding, push version to 2.0
1229 * Update loglevel names
1230 * Implement loglevels as event and wildcard attributes
1231 * Update loglevel ABI: only loglevel value/enum is known by UST
1232 * Pre-assign fixed loglevels
1233 * Remove old (now unused) loglevel control code entirely
1234 * Update loglevel selection ABI
1235 * Use boot_id as monotonic clock uuid
1236 * clock: add clock description to metadata
1237 * Properly fix the timekeeping overflow detection
1238 * Revert "Fix timestamps for slow-paced event rates"
1239 * Revert "Force 64-bit timestamps"
1240 * Declare struct lttng_ust_calibrate
1241 * Force 64-bit timestamps
1242 * demo program: ensure we don't link demo on useless libs
1243 * ust comm: Receive second FD even if 1st receive failed
1244 * ust consumer: close shm fd after mapping it
1245 * Add a comment about which wait fd is closed early by UST.
1246 * Remove leftover structure in ust-abi.h
1247 * Close stream and channel file descriptors as soon as passed to
1248 sessiond
1249 * Fix AC_LANG_SOURCE usage: only takes one parameter
1250 * Fix timestamps for slow-paced event rates
1251 * configure.ac: Use AC_LANG_SOURCE for if else macros
1252 * Add execution instructions to the demo test program
1253 * Force the building of shared noinst libraries in the demo test
1254 program.
1255 * Only print the futex perror in debug mode
1256
54d2e210
MD
12572011-12-23 lttng-ust 1.9.4
1258 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1259 * Comment the union field (only used in call_rcu scheme)
1260
dddc9140
MD
12612011-12-21 lttng-ust 1.9.3
1262 * Fix clock source overflow on 32-bit archs
1263 * Remove unused trace_clock_frequency
1264 * check for negative wait() return value
1265 * Add DBG message when registering a probe
1266 * Only show futex warning "perror" in debug mode
1267
07a0da24
MD
12682011-12-14 lttng-ust 1.9.2
1269 * Add missing ust_libc.h to Makefile.am
1270 * Use DBG instead of WARN for futex_wake workaround message
1271 * Make dlopen more robust by using the .0 target for the library
1272
943be3a0
MD
12732011-12-13 lttng-ust 1.9.1
1274 * First LTTng-UST 2.0 prerelease.
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