Version 2.12.0-rc2
[lttng-ust.git] / ChangeLog
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b52a9106
MD
12020-03-04 (National Grammar Day) lttng-ust 2.12.0-rc2
2 * Fix: set FD_CLOEXEC on incoming FDs.
3 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
4 * Fix: jhash.h: remove out-of-bound reads
5 * Cleanup: remove trailing white spaces across project
6 * Fix: lttng-ust-comm.c: return number of fd rather size of array
7 * liblttng-ust: exit loop early on event enabler match
8 * Add git-review config
9
f2a09ccd
MD
102020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1
11 * Fix: build with -fno-common
12 * Bump LTTNG_UST_ABI_MINOR_VERSION to 1
13 * lttng-clear: stop tracing required
14 * doc: fix build failure due to wrong whitespace character
15 * doc: reformat long lines in doc/examples/Makefile.am
16 * doc: pass AR when building examples
17 * Require automake >= 1.12
18 * Add procname to lttng_ust_statedump information
19 * Docs: LTTNG-UST(3): missing references to some namespace man pages
20 * Set version to 2.12-pre
21 * Add pkgconfig support for liblttng-ust-ctl
22 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
23 * Fix: document proper liburcu version dependency
24 * Fix: Add missing files to distribution
25 * Add userspace vuid/vgid contexts
26 * Add userspace namespace contexts
27 * Fix: lttng perf counter deadlock
28 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
29 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
30 * Fix: fd tracker: provide async-signal-safety for close wrapper
31 * Fix: Disable cancellation around fd tracker lock
32 * Fix: Lock FD tracker across fork
33 * doc/man: include build version in GitHub links
34 * Check if the AR environment variable exists for cross compilation
35 * ustctl: Implement ring buffer clear
36 * Make bitfield.h C++-friendly
37 * Fix: don't wait for initial statedump when 0 session active
38 * Fix: wait for initial statedump before proceeding to the main program
39 * Use MAP_POPULATE to reduce pagefault when available
40 * Fix: remove uninitialised value
41 * Fix: GCC unaligned pointer warnings
42 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
43 * Fix: missing define when not building with gcc
44 * Fix: client_sequence_number may dereference NULL pointer
45 * Fix: namespace our gettid wrapper
46 * Fix: get tid not pid in vtid context
47 * Cleanup: bitfields: streamline use of underscores
48 * Silence compiler "always false comparison" warning
49 * Fix: bitfield: shift undefined/implementation defined behaviors
50 * Fix: Update coding style link
51 * Fix: alignment of ring buffer shm space reservation
52 * Fix: allocate ts_end in ringbuffer shared memory
53 * Fix: timestamp_end field should include all events within sub-buffer
54 * Harmonize rw_prog_cxx_works macro across projects
55 * Update macros from the autoconf archive
56 * ust-ctl API: clarify getter usage requirements
57 * Fix: don't access packet header for stream_id and stream_instance_id getters
58 * Add LTTNG_PACKED ifdefs to validate that it is defined
59 * Report perf integration status at configure
60 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
61 * Code cleanup in contexts
62 * doc: remove repeated word in coding style
63 * tap-driver.sh: flush stdout after each test result
64 * Move wait_shm_mmap initialization to library constructor
65 * Fix: additional compiler barriers for procname context
66 * Fix: procname context async-signal safety
67 * Cleanup vtid/vpid context caches
68 * Cleanup: fix typo 'acces' -> 'access'
69 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
70 * Cleanup: test Makefiles
71 * Add silent mode to examples Makefiles
72 * Add silent rules support for docs
73 * Use config.h to define SONAME major number
74 * Use a variable to select the dlopen lib in Makefiles
75 * Add hello-many to gitignore
76 * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11
77 * Clarify lib_ring_buffer_switch_slow() requirements
78 * tests: hello-many
79 * Fix: sync event enablers before choosing header type
80 * Fix: address shellcheck warnings/errors in example scripts
81 * Fix: check for event class/instance prototype mismatch
82 * Fix: race between statedump and library destructor
83 * Fix: reset procname on fork in child process
84
d397e38a
MD
852018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
86 * Fix: add missing stdbool.h include
87 * Move symbol preventing unloading of probe providers
88 * Fix: Remove unused line from liblttng-ust-fd makefile
89 * Fix: add liblttng-ust dependency to liblttng-ust-fd
90 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
91 * Fix: lttng filter validator ERANGE error handling
92 * Filter: implement dynamic typing for load object
93 * Filter: add FILTER_OP_RETURN_S64 instruction
94 * Perform bitwise ops on unsigned types
95 * Filter: catch shift undefined behavior
96 * Filter: implement bitwise lshift, rshift, not
97 * Filter: index array, sequences, implement bitwise binary operators
98 * Fix: AM_CONDITIONAL should be outside AS_IF block
99 * Fix: build jni libs with openjdk >= 10
100 * Fix: ustfork: save and restore errno in syscall wrappers
101 * Fix: cache the result of getpid() internally
102 * Fix: reset cached vpid context on fork
103 * Fix: build example SO when PIE is enabled
104 * Fix: string comparison on incorrect length in context provider
105 * Support unloading of probe providers
106 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
107 * dlopen() liblttng-ust.so from constructor to prevent unloading
108 * Add probe provider unregister function
109 * Cleanup: Move version numbers in separate variables in configure script
110 * Remove duplicate provider name checks
111 * Fix: remove for() loop initial declarations
112 * Use ust_lock during sock_info operations for atomicity against fork
113 * Force tracked fd to be bigger than STDERR_FILENO
114 * Fix: numa: dynamically check that numa is available
115 * Fix: specify SONAME in python-lttngust LoadLibrary
116 * Fix: ensure fd tracker is initialized when called from constructors
117 * Fix: fd of an elf object must be registered to the fd tracker
118 * Cleanup: clock description for metadata was moved to lttng-sessiond
119 * Fix: liblttng-ust-fd.so: override fclose symbol
120 * Revert "Use initial-exec TLS model"
121 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
122 * configure.ac: add --disable-examples option to not build/install examples
123 * Disable NUMA by default on 32bit arm
124 * Update Makefile.am output about libnuma not found
125 * Update readme to document opt dep on numa
126 * numa support: allow disabling numa support
127 * Update README to document dependency on libnuma
128 * Take NUMA configuration into account for UST buffer allocation
129 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
130 * Use initial-exec TLS model
131 * lttng-gen-tp: formatting
132 * Fix: lttng-gen-tp: only replace file extension
133 * Fix: move fsync after ftruncate
134 * Fix: sync buffer file metadata on buffer allocation
135 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
136 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
137 * Fix: doc/man: use a single XSL file and match local names
138 * Fix: Expand the shmobj size for the sequence number
139 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
140 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
141 * Calculate context length outside of retry loop
142 * Fix: Quote CMAKE variable assignment in Makefile
143 * Rework configure script
144 * Fix: Typo in doc/examples/Makefile.am
145 * Fix: Don't override user variables within the build system
146 * Move m4 scripts to m4 dir
147 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
148
59d82da5
MD
1492017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
150 * Clean-up: remove unused variables to silence gcc warning
151 * Add ustctl_snapshot_sample_positions ustctl command
152 * Cleanup: formatting in strutils_star_glob_match explanation
153 * doc/man: add typical `$` and `#` prompts to command lines
154 * Fix: add missing getenv.h include to ustctl.c
155 * Fix: race between lttng-ust getenv() and application setenv()
156 * Use SIZE_MAX instead of -1ULL for size_t parameter
157 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
158 * Fix: out of bound array access in filter code
159 * Correctly clean all generated JAR files
160 * Fix: List missing file in Java agent's Makefile
161 * Support generic globbing patterns in the Java agent
162 * Log more information in the Java TCP client
163 * Cleanup: Remove unused import in JUL Java agent
164 * Add support for star globbing patterns in event names
165 * Filtering: add support for star-only globbing patterns
166 * Add string utilities
167 * Fix: (un)install targets of Python agent
168 * Fix: include config.h to resolve HAVE_DLMOPEN
169 * Validate the presence of dlmopen at configure time
170 * Fix: CMake examples integration
171 * doc/examples/Makefile.am: define C and C++ compilers for CMake
172 * lttng-ust(3): document `lttng_ust_loaded` symbol
173 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
174 * lttng-ust-dl(3): update documentation
175 * lttng-ust(3): document liblttng-ust-fd
176 * doc/man: document the lttng_ust_lib events
177 * doc/man: add full stop to descriptive table cells
178 * doc/man: reorganize source for tables
179 * lttng-ust(3): sort ctf_*() macro parameter definitions
180 * lttng-ust(3): fix alignment and indentation
181 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
182 * Filter code relicensing to MIT license
183 * Performance: add missing "caa_unlikely" on fast-path
184 * Fix: blocking mode: add missing stdbool.h include
185 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
186 * Fix: loglevel and model_emf_uri build fix
187 * Fix: loglevel and model_emf_uri with g++ compiled probes
188 * Fix: Out of tree build of liblttng-ust-java
189
e654ae79
MD
1902016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
191 * Fix: cmake example with configure based oot build
192 * Fix: perform statedump before replying to sessiond
193 * build: check for CXX_WORKS for cmake example
194 * Implement liblttng-ust-fd
195 * Introduce file descriptor tracker
196 * Fix: honor send timeout on unix socket connect
197 * Fix: perform TLS fixup in all UST entry points from each thread
198 * Fix: build: pass configure flags to cmake example
199 * Performance: implement lttng_inline_memcpy
200 * Performance: mark ring buffer do_copy callers always inline
201 * Performance: cache the backend pages pointer in context
202 * Add ctx_len field to ring buffer context
203 * ring buffer: handle shmp errors
204 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
205 * Performance: Only dereference shmp once
206 * Performance: Mark channel and buffer event disabled check unlikely
207 * Performance: Relax atomicity constraints for crash handling
208 * Fix: compat: -ust suffix sprintf error handling
209 * Performance: disable event counting by default
210 * Fix: remove unlock in getcpu
211 * Performance: remove rcu read lock from ring buffer get/put cpu
212 * Performance: define _LGPL_SOURCE in LGPL c files
213 * Performance: split check deliver fast/slow paths
214 * Fix: perf counters build against kernel headers < 3.12
215 * Fix: perf counter context deadlock
216 * Fix: many-events registration/unregistration speed
217 * Fix: pre-fault TLS in ust-malloc instrumentation
218 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
219 * Fix: reset vtid cache before releasing urcu locks
220 * Fix: cleanup local_apps.allowed flag on lib cleanup
221 * Fix: Correctly handle invalid agent port file
222 * Fix: memory corruption in compat.h
223 * Introduce lttng_ust_loaded weak symbol
224 * Revert "Introduce LTTNG_UST_LOADED environment variable"
225 * Introduce LTTNG_UST_LOADED environment variable
226 * Fix: remove invalid free
227 * Use AC_PROG_MKDIR_P (generic mkdir -p)
228 * Split CMake example build steps on different lines
229 * Fix: CMake example: specify source/built includes/libs
230 * configure: allow building perf support across all architectures
231 * Fix: use-after-free in statedump lib iter_end
232 * Add generic fallback for perf counter read
233 * Fix: perf counters: sign-extend pmc register
234 * doc: Add flags for JUL and python agent compiling
235 * tests/hello.cxx: add ctf_enum_auto() entries
236 * Add ctf_enum_auto() for autoincrementing enumeration values
237 * Add missing ust_lib.c and ust_lib.h
238 * dl instrumentation: add dlmopen event, trace dlopen flags
239 * Add library load/unload tracking events
240 * Communication protocol: use fixed-size integer rather than enum
241 * Add ustctl command to regenerate the statedump
242 * Implement statedump command in UST
243 * tests/hello.cxx: add enumeration field
244 * Fix: ctf_enum_value() does not work with g++
245 * Fix: lttng context perf: missing stdbool.h header include
246 * Add perf context support for ARMv7
247 * Keep perf context FD open for other architectures
248 * Doc: cmake example: fix coding style
249 * Doc: ship cmake example with 'make distcheck'
250 * Doc: add CMake example
251 * configure.ac: check cmake availability
252 * Only build python lib when agent is enabled
253 * doc: information has no plural
254 * Fix: allow non-LGPL modules to use tracepoints
255 * Add -ust to the name of UST threads of the application
256 * Comment the locking mechanisms in ContextInfoManager
257 * Fix: Null-check return value of log4j.Category.getAllAppenders()
258 * Add liblttng-ust-agent.jar to the .gitignore
259 * Fix: Specify encoding when reading agent port file
260 * Fix: Include child loggers in the output of "lttng list"
261 * Fix: Handle both agent config files pointing to same port
262 * Suppress static method warning
263 * Add more logging to the LttngTcpSessiondClient
264 * Use config.h to detect sched_getcpu support
265 * Fix: use limits.h in ust-elf test
266 * Fix: strerror_r behavior is glibc specific
267 * Add support for musl libc to ust-dlfcn.h
268 * Fix: don't generate 0-len array in tracepoint probes
269 * Fix: log4j example: set logger level to prevent unexpected level inheritance
270 * Fix: no LGPL define for malloc and pthread wrappers
271 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
272 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
273 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
274 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
275 * Update version name TBD
276 * Update version to 2.9.0-pre
277 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
278 * Fix: update debug message about weak-hidden symbols
279 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
280 * Fix: test: relax requirement on weak-hidden symbol address
281 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
282 * Fix: test weak-hidden symbols
283 * Print DBG() message about compiler weak hidden symbol behavior
284 * test: add test for gcc issue with weak hidden symbol on powerpc
285 * Restrict Java context retriever names to a set of valid characters
286 * Fix: Correctly compute Java agent list loggers response size
287 * Add support for aarch64_be
288 * Fix: Fix synchronization of LTTngAgent#dispose
289 * Fix: Verify number of bytes contained in sessiond agent commands
290 * Fix: Avoid potential null dereference with log4j loggers
291 * Specify UTF-8 encoding for all Java agent commands
292 * Fix: merge tap tests stdout and stderr
293 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
294 * Fix: unchecked return value in trace_clock_read64_monotonic
295 * Fix: portability: no arith on void pointer
296 * Fix: initialize build id and debug link flags to 0
297 * Tests: Add tap-driver.sh for automake < 1.12
298 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
299 * Tests: Replace prove by autotools tap runner
300 * bootstrap: Standardize on autoreconf -vi
301 * Harmonize bootstrap script across projects
302 * lttng-ust(3): order environment variables
303 * lttng-ust(3): fix syntax of env. variables section
304 * lttng-ust(3): document $LTTNG_HOME
305 * Fix: Java agent should use LTTNG_HOME
306 * Fix: examples make distcheck failure
307 * Cleanup: add static for internal symbols
308 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
309 * Use min_t/max_t macros in lttng-ust-elf.c
310 * Tests: update ust-elf tests to reflect correct memsz computation
311 * Fix: erroneous computation of ELF in-memory size
312 * Make code and man pages share the same default values
313 * Fix: remove NULL check of nonnull parameter in dlclose
314 * Tracepoint array/sequence: add nowrite hex macros
315 * Tracepoint: add ctf array for network byte order integers
316 * Tracepoint: add ctf sequence for network byte order integers
317 * Fix: endianness of integers received by filter
318 * Doc: Update README.md
319 * Fix: jul and log4j agents makefile missing line and indentation
320 * Fix: re-introduce exported symbols
321 * Doc: update manpages for soinfo/sopath name change
322 * Rename statedump and dl events and fields
323 * Tests: list ust-elf test data explicitly in EXTRA_DIST
324 * Tests: add tests for lttng_ust_elf_is_pic
325 * Add is_pic field to statedump soinfo event
326 * Fix: add common jar to lttng-ust-agent-all dependencies
327 * Fix: add version to lttng-ust-agent-all jar file
328 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
329 * Fix: re-add liblttng-ust-agent.jar
330 * Fix: lttng java agent: dispose is non-static
331 * doc/man: do not use macros in the NAME section
332 * doc/man: remove duplicate copyrights section
333 * doc/man: lttng-ust(3): add tracing control to example
334 * doc/man: lttng-ust(3): split example files in subsections
335 * doc/man/common-copyrights: add missing THANKS section
336 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
337 * README.md: bolden dependencies and update links
338 * README.md: split required and optional dependencies
339 * Convert man pages to AsciiDoc
340 * Fix: remove dead code from filter interpreter
341 * Fix: convey enum value signedness into metadata
342
358b7b74
MD
3432016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
344 * Fix: remove assertions in lttng-ust-comm init
345 * Add tracepoint_disable_destructors()
346 * Documentation: fix manpage typo
347 * Fix: move lttng_context_is_app to core file
348 * Fix: move dummy functions to common file
349 * Fix: handle backward probe compatibility for application contexts
350 * Fix: application context header size
351 * Fix: event ctx get size should be after chan ctx
352 * Clarify and simplify the Java agent "Hello" examples
353 * Export the stream instance ID
354 * Generate and export the sequence number
355 * Add stream instance id to the packet header
356 * configure.ac: print empty line after AC_OUTPUT
357 * configure.ac: macros with no arguments do not need ()
358 * configure.ac: standardize indentation to tabs
359 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
360 * configure.ac: test -a -> shell's && (more portable)
361 * configure.ac: use test "x$var" = "xyes"
362 * configure.ac: AM_CONDITIONAL() accepts two arguments
363 * configure.ac: use dnl at appropriate places
364 * configure.ac: if -> AS_IF()
365 * configure.ac: case -> AS_CASE()
366 * configure.ac: add missing quotes in macro calls
367 * configure.ac: use macros for version name and description
368 * configure.ac: do not use shell eval for known values
369 * Add CONTRIBUTING.md
370 * Output "(null)" when ctf_string()'s arg is NULL
371 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
372 * Fix: java agent 32-bit pointer to jlong warning
373 * Fix: Use Java 6 syntax in JUL examples
374 * Fix: add missing example file to dist tarball
375 * Fix: add missing header to dist tarball
376 * Fix: add missing LttngContextApi.java to dist tarball
377 * Pass the Java app context information using two separate arrays
378 * Fix: Correctly report filter notifications on Java agent teardown
379 * Add some logging to the AbstractLttngAgent
380 * Fix: Clear tracked application contexts upon closing a Java agent
381 * Introduce a verbose mode for the Java agent
382 * Implement Java agent application context retrieval
383 * Turn ISessiondCommand into an abstract class
384 * Split the JNI APIs in separate classes
385 * Add app context support to ust-ctl protocol
386 * Handle application context cmd
387 * Implement dynamic types, and application context provider support
388 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
389 * Fix: Ensure the Java JUL messages are correctly formatted
390 * Fix: double-free on error sending fields
391 * Add CTF enum type support to tracepoint event
392 * Fix: missing _GNU_SOURCE define
393 * python-lttngust/setup.py.in: update setup() fields
394 * Refactor Python agent build and install
395 * Fix: remove debugging print() call from Python agent
396 * Fix: header size larger than 256 bytes
397 * Python agent: Support Agent protocol v2.0
398 * Fix: Java agent protocol network endianness consistency
399 * Fix: examples jul: add missing files to make dist
400 * Fix: Filer -> Filter typo in example
401 * Fix: Return the correct list of available Java events
402 * Add a toString() to Java agent's EventRule
403 * Add API stubs for the Java context info retrievers
404 * Receive the event filter string in the Java agent
405 * Document the Java filter notification model
406 * Add filter change notification mechanism to the Java agent
407 * Manage complete "event rules" in the Java agent
408 * Introduce a new client listener interface for the Java agent
409 * Turn ILttngAgentResponse into an abstract class
410 * Remove stale tests/java-jul test
411 * Fix: live timer calculation error
412 * Fix python agent build/install/uninstall with DESTDIR specified
413 * Fix: Don't (re)define STAP_PROBEV
414 * Fix: don't dereference NULL pointers
415 * Cleanup: Remove unused values
416 * Fix: Value stored to 'has_waited' is never read
417 * Fix: Argument with 'nonnull' attribute passed null
418 * Cleanup: Unnecessary bit shift
419 * Clean-up: remove extraneous "found" parameters in ust-elf
420 * Fix: sysconf() unchecked return value
421 * doc: add Python example
422 * Fix: Python agent: do not register twice to same port
423 * Fix: potential leaks in error paths
424 * Fix: double free in liblttng-ust-dl
425 * Fix: make check in OOT build with absolute path
426 * Fix: elf: leaks on error paths
427 * Cleanup: coding style
428 * Cleanup: elf: use off_t for offsets, size_t for len
429 * Cleanup: eliminate implicit sign-extension
430 * Fix: elf: NULL pointer dereference
431 * Fix: add missing ust-elf.h header to dist
432 * Fix: make check in out of tree build
433 * Fix: old gcc warnings
434 * Fix: old gcc warning
435 * Fix: remove stale lttng-ust-elf.h from makefile
436 * Fix: elf: uninitialized ret
437 * Fix: test elf: handle NULL debug file
438 * test: elf move constants to top of implementation
439 * Fix: elf test prog arg checking
440 * baddr statedump: remove dependency on file streams
441 * baddr statedump: hold ust lock around allocations
442 * Add unit tests for lttng_ust_elf
443 * Add memory size, build id, and debug link info to statedump and dl
444 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
445 * Cleanup: more descriptive error message
446 * Fix: add missing ust lock around objd_table_destroy()
447 * Fix: application exit race with pthread cancel
448 * Cleanup: configure layout for python agent detection
449 * Build: python agent: use setup.py over autoconf
450 * Build: add python interpreter used by python agent if built
451 * Doc: basic lttng ust python agent documentation
452 * Build: use AM_PATH_PYTHON to resolve python when building agent
453 * Build: only check if python exists in path
454 * Update version to 2.8.0-pre
455 * Fix: Send the correct Java agent return code when disabling events
456 * Fix: Correctly handle the command to disable all events
457 * Small refactor of the Java agent's TCP client
458 * Rename Java Agent event names to "event"
459 * Rename Python agent tracepoint to "event"
460 * Allow compiling the Java agent with Java 1.6
461 * Restore concurrent build when Java agent is enabled
462 * Refactor Java agent to let applications manage the log handlers
463 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
464 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
465 * Cleanup: Add Javadoc to all public methods and members
466 * Fix: Small fixes to the Java agent example files
467 * Update doc/java-agent.txt to reflect the new packaging
468 * Split Java agent library in 3 separate jars
469 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
470 * Use tar-ustar format for the dist archive
471 * Fix: remove generated file from git tree
472
36745ac7
MD
4732015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
474 * Fix: Use $enableval with AC_ARG_ENABLE
475 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
476 * Fix: handle sys_futex EINTR and EWOULDBLOCK
477 * Fix: update liburcu URL
478 * .gitignore: ignore Python agent generated files
479 * Add ctf_sequence_hex() macro
480 * Fix: set soinfo_data's vdso flag correctly in base address statedump
481 * Fix: running java examples out of tree
482 * Fix: java class check when uudecode is not present
483 * Cleanup: remove extra whitespace in configure output
484 * Default to no unaligned access on unsupported archs
485 * cleanup: Coding style fixes to the Java agent
486 * cleanup: Mark obsolete JUL agent as @Deprecated
487 * Fix compilation warnings in the Java agent
488 * Fix: out of tree build of java agents
489 * Fix: Use env CLASSPATH when building log4j example
490 * Fix: build log4j example when enabled
491 * Bump tracer version to 2.7.0-pre
492 * Fix: perform volatile load of tracepoint state
493 * Add demo-tracelog to gitignore file
494 * Add aarch64 support to configure
495 * Implement cpu_id context for filtering
496 * ust cyg-profile: use same class for entry and exit
497 * Fix: function instrumentation ip context
498 * Fix: liblttng-ust-dl ip context
499 * Remove caller field from malloc events
500 * Fix: pthread wrapper ip context
501 * Fix: lttng-ust-malloc ip context
502 * Allow TP_IP_PARAM arg name to be configured
503 * tracelog: use same class for all loglevels
504 * fix tracelog namespacing of loglevels
505 * Add tracelog documentation to lttng-ust(3)
506 * Implement demo-tracelog example
507 * Implement tracelog API
508 * Fix: fetch caller address from tracef()
509 * Rename helper providers and events for consistency
510 * Refactor state dump system
511 * Refactor Python agent
512 * Fix: building probe providers with C++ compiler
513 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
514 * Fix: Don't wait during registration if clock_gettime() fails
515 * Fix: getcpu/clock plugin handle leak
516 * Fix: add missing new ldl dependency for liblttng-ust-ctl
517 * Fix: add missing getenv wrapper
518 * Fix: add missing lttng-clock.c
519 * Fix: add missing ust-clock.h
520 * clock plugin example: use shift and mul
521 * Implement getcpu override
522 * Implement clock override plugin support
523 * Add tracepoint_enabled() macro
524 * Move file creation/unlink from liblttng-ust-ctl to consumerd
525 * Implement file-backed ring buffer
526 * Fix: oot build: missing top_builddir include
527 * Fix: Mismatching code and console output in log4j example
528 * Update manpage about LTTNG_UST_DEBUG effect
529 * Don't output to stderr from lib unless DEBUG is activated
530 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
531 * Fix: out-of-tree build: wrong file path for sed input
532 * Fix: make dist: python agent file handling
533 * Fix: java-agent: out-of-tree path to java manifest
534 * Add return address to liblttng-ust-libc-wrapper
535 * Fix: missing parenthesis in offset_align_floor
536 * Fix: add ustctl_has_perf_counters
537 * Fix: add urcu-bp TLS fixup
538 * Fix: add missing poll.h include
539 * Fix: get_subbuf: bound number of consumerd retry
540 * Fix: man: you can't link a lib with a static lib
541 * Fix: context alignment not properly handled
542 * Fix: Shorthand option -cp not supported in all version of Java
543 * Fix: allow tracepoints to build with --std=c99
544 * Bump UST ABI for new release cycle
545 * Cleanup: remove "disabled" flag for new release cycle
546 * Fix: filter attach vs event enable race
547 * Fix: add a configure check for weak symbols support
548 * Fix coverity warning about sizeof(void **) != sizeof(void *)
549 * Fix: off-by-one in sequence filter comparator
550 * Fix: Java Agent JAR file symlink should be created after objects install
551 * Fix: Add versioning to liblttng-ust-agent JAR
552 * Fix: Warn when log4j version is too old
553 * Update Java agent documentation
554 * Fix: Try loading classes using the thread context class loader
555 * Add Python agent support
556 * Update version name
557
837fc266
MD
5582014-10-20 lttng-ust 2.6.0-rc1
559 * Add missing file to gitignore
560 * Fix: preserve example files' timestamps when copying
561 * Fix: Abort loading log4j agent classes when detected log4j version is too old
562 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
563 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
564 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
565 * Rename public structure to avoid collisions
566 * Refactor liblttng-ust-jul in liblttng-ust-agent
567 * Build the liblttng-ust-java library using the new M4 macros
568 * Add M4 macros helpers to build Java programs
569 * Modernize README using Markdown
570 * Documentation: clarify event name in lttng-ust.3
571 * Add cscope to gitignore
572 * configure.ac: fix "missing jni.h" error message
573 * Fix: remove references to trace_printf()
574 * Change JUL agent to use the new ABI
575
ce59a997
MD
5762014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
577 * Mutex while updating statedump_pending is not needed
578 * Revert "Turn base address dump into experimental feature"
579 * Fix: document ust_fork_mutex nesting
580 * Bugfix for #745 deadlock with baddr statedump+fork
581 * Move enablers syncing after the channel registration
582 * Add lttng_ust_notrace to static inline functions
583 * lttng ust: support ppc64le within configure
584
f08370eb
MD
5852014-06-27 lttng-ust 2.5.0-rc2
586 * Fix: lttng-ust-jul: set thread in daemon mode
587 * JUL: use root logger to capture events
588 * Fix: Wrong configure check for UST perf event counters context support
589 * Fix: multiple providers in same C file failure
590 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
591 * Fix: 2.5.0-rc1 changelog has off-by-one date
592
40fc5322 5932014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
c2d275b8
MD
594 * Fix: out of tree build for lib Java and JUL
595 * Fix: default loglevel is DEBUG
596 * Fix: refuse overwrite mode buffers with less than two subbuffers
597 * Fix: tracef.h: add missing c++ guard
598 * Fix: remove JUL loglevel filtering from the agent
599 * Fix: cleanup JUL agent state on sessiond disconnect
600 * Fix: Move generated headers to the BUILT_SOURCES target
601 * Fix: perf ust: check close return value
602 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
603 * Implement LTTng-UST perf counters support on x86
604 * Fix linking failure when cross-compiling
605 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
606 * Fix: pass proper args when writing commit counter
607 * Fix: pad strings that are modified concurrently with tracing
608 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
609 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
610 * Fix: .split() the CC environment variable in lttng-gen-tp
611 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
612 * Fix: python invocation through env
613 * Change default loglevel to TRACE_DEBUG_LINE
614 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
615 * Fix: don't accept configure --disable-shared
616 * Fix: configure.ac: add missing result to alignment req. check
617 * Fix: malloc wrapper: infinite recursion with compat TLS
618 * Fix: lttng-ust needs -ldl for tracef()
619 * Fix: typo in lttng-ust.3
620 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
621 * Fix: add demo-tracef to dist tarball
622 * Fix: add missing header files for tracef
623 * Implement tracef() instrumentation API
624 * Add 'unused' attribute to tracepoint callback
625 * Use autoconf AM_MAINTAINER_MODE
626 * Fix: mismatch between code and comments
627 * Fix: incorrect urcu git URL in README
628
5ba5bf7f
MD
6292014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
630 * Fix: JUL test: update to API change
631 * Fix: Cast from pointer to different integer size warning
632 * Turn base address dump into experimental feature
633 * Fix: JUL support multiple loglevels
634 * Fix: Skip lttng-gen-tp example build if Python is missing
635 * Fix: dynamically fetch the session daemon port
636 * Fix: JUL agent connect to user and root sessiond
637 * Fix: handle registration done command
638 * Fix: Unsynchronized access in LTTngTCPSessiondClient
639 * Cleanup: fix comment
640 * Fix: Dump executable base-address with readlink
641 * Fix: add assert for NULL dereference
642 * Fix: tracepoint out of memory handling
643 * Fix: dereference before null check
644 * Cleanup: remove logically dead code
645 * Fix: handle sysconf errors
646 * Fix: java-jul/Makefile should not be marked as a binary
647
d06136ec
MD
6482014-02-14 lttng-ust 2.4.0-rc4
649 * Cleanup: remove extra space in dlerror wrapper
650 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
651 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
652 * Fix: malloc libc instrumentation wrapper
653 * Fix: add LTTngEvent class to fix delayed logger
654 * Fix: FD leak in liblttng-ust-ctl
655 * Fix: liblttng-ust-dl Makefile flags mismatch
656 * Fix: liblttng-ust-fork Makefile flags mismatch
657 * Fix: out of tree examples build
658 * Fix: C++: incomplete extern C guard transition
659
35d2bbde
MD
6602014-01-29 lttng-ust 2.4.0-rc3
661 * Fix: add missing JUL loglevel handling
662 * Cleanup gen-tp: add quotes around AM_CC
663 * Pass the CC variable to the example Makefiles
664 * cleanup ust_baddr and ust_baddr_statedump doc
665 * baddr: add ust_baddr and ust_baddr_statedump doc
666 * Fix: baddr_statedump tracepoint registration
667 * Fix: baddr out of tree build
668
d516ed24
MD
6692013-12-10 lttng-ust 2.4.0-rc2
670 * Fix: baddr_statedump tracepoint registration
671 * Fix: baddr deadlocks and RCU races
672 * Fix: lock exit mutex when creating threads
673 * Fix: baddr deadlock with lttng-ust destructor
674 * baddr: include missing header
675 * baddr: get session under lock
676 * Fix: take the ust lock around session iteration in statedump
677 * Fix: baddr_statedump deadlock with JUL tracing
678 * Fix: client_packet_header() uses wrong packet
679 * Cleanup: fix typo in ring buffer backend comment
680 * Compile liblttng-ust-baddr c files into liblttng-ust
681 * Allow suppressing of base-address-state tracing
682 * Integrate base-address statedump into lttng-ust
683 * Fix: eliminate timestamp overlap between packets
684 * Fix: lttng-gen-tp to build out of tree
685 * Fix: compile doc/ after JUL/Java
686 * JUL: add Hello.java in doc/examples
687 * Fix lttng-ust(3) manpage
688 * JUL: fix enable all event for delayed Logger
689 * Fix: typo in JNICALL for the JUL tracepoint
690 * Fix: move va_end to outermost label
691 * Fix: add missing NULL check after allocation
692 * Fix cleanup: all spaces before flags
693 * fix: lttng-gen-tp: add missing spaces around flags
694
48de55ad
MD
6952013-11-15 lttng-ust 2.4.0-rc1
696 * doc/examples: error out when a subdir make fails
697 * JUL: fix out of tree build
698 * Java/jul: fix make dist
699 * JUL: install documentation and jar file
700 * Add missing copyrights to test scripts
701 * Escape minus signs in lttng-ust-cyg-profile manpage
702 * Fix spelling mistake in lttng-ust manpage
703 * Fix tests/benchmark
704 * Implement base-address-state tracing
705 * Base-address tracing for dlopen and dlclose
706 * Add a check against excluders
707 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
708 * Store exclusions to enablers
709 * Add excluders to enabler structure
710 * Send exclusion data through ustcomm
711 * Define exclusion structure for UST ABI
712 * Define a new command LTTNG_UST_EXCLUSION
713 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
714 * Fix: check for java .class in package subfolders
715 * Fix: java library to use user define JDK at compile time
716 * Add liblttng-ust-jul for JUL support
717 * Fix: application SIGBUS when starting in parallel with sessiond
718 * Fix: Minor corrections to the lttng-ust man page
719 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
720 * Warning cleanup: add missing padding initializer
721 * Fix: socket connect hang on heavy loads
722 * Cleanup: fix typo
723 * Fix: ust-comm recvmsg should handle partial receive
724 * gcc warning fix: -Wextra
725 * Add usage reference count for tracepoints
726 * tracepoint.c: Move add_callsite/remove_callsite further down in file
727 * Store the callsites into the library callsite list
728 * Fix linking warning
729 * Per-stream ioctl to get the current timestamp
730 * LTTng ringbuffer ABI calls for index generation
731 * Specialize lttng_ust_lib_ring_buffer_client_cb
732 * Add tracing instrumentation for pthread mutex lock functions
733
9f00ce32
MD
7342013-09-03 lttng-ust 2.3.0
735 * No change
736
07d2f704
MD
7372013-08-30 lttng-ust 2.3.0-rc2
738 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
739 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
740 * Fix: doc/examples cross-build
741 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
742 * Introduce configure --with-lttng-system-rundir
743 * examples: tracepoint probes don't need extern C
744 * Tracepoint probes don't need extern C
745 * Add trace support for memalign and posix_memalign
746 * malloc instrumentation: remove dependency on pthread
747 * Add trace support for calloc and realloc.
748 * Fix: allow make check to run in VPATH build
749 * Update .gitignore
750 * Update obsolete benchmark test
751 * Cleanup tests (2nd commit)
752 * Cleanup tests
753 * Fix: doc/examples VPATH build
754
0ff43c44
MD
7552013-07-17 lttng-ust 2.3.0-rc1
756 * Fix: Unchecked asprintf/vasprintf return values
757 * Missing NULL pointer init in tap.c
758 * Disable doc/examples build
759 * Add python3 support to lttng-gen-tp
760 * Bump ABI major to 5
761 * callsite: add "ip" context
762 * Allow environment variable LTTNG_HOME to override HOME
763 * Fix: libs order in Makefile
764 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
765 * Introduce ustctl_write_one_packet_to_channel
766 * build: Fix out-of-tree build
767 * Fix: SWITCH_FLUSH new sub-buffer checks
768 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
769 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
770 * Fix: doc/examples: gen-tp path
771 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
772 * Fix: handle writes of length 0
773 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
774 * Fix: lttng-events VPATH build
775 * Allow #include in template (.tp) file
776 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
777 * doc/examples: build gen-tp example by default
778 * doc/examples: support BSD make
779 * Tracepoint.h: replace assertion by fprintf and abort()
780 * Remove unused assert.h from bitfield.h
781 * Clarify probe registration documentation/errors
782 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
783 * Add mising include in ust.h
784 * lttng-gen-tp: Fix include guard name with file using non valid characters
785 * Fix: segfault when print invalid command
786 * Fix: Add --no-as-needed to the demo example's Makefile
787 * zmalloc: attribute always_inline
788 * Fix: liblttng-ust process startup hang when sessiond is stopped
789 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
790 * Allow tracepoint providers to be compiled with g++
791 * Add parameter -f to rm in Makefile clean target
792 * Fix: missing dependency for liblttng-ust-tracepoint.so
793 * Remove 0.x TODO
794 * Add warning about default prefix and library paths to README
795 * Revert "Revert "Fix (another) linker library order""
796 * Revert "Revert "Fix linker library order""
797 * snprintf: play nice with static checker
798 * tracepoint.c: Add coverity alloc/free annotations
799 * Fix: "fields" leak on register
800 * Fix: memory leak for events without fields
801 * Fix: memory leak on connection reset
802 * Revert "Fix linker library order"
803 * Revert "Fix (another) linker library order"
804 * Fix: incorrect support for multi-context
805 * Fix (another) linker library order
806 * Fix typo in run script
807 * Fix linker library order
808 * Fix examples: add missing CPPFLAGS
809 * example Makefiles: standardize on $^ for linking
810 * Fix demo example Makefile
811 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
812
9ac8c212
MD
8132013-05-09 lttng-ust 2.2.0-rc2
814 * manpage: Document probe provider compatibility
815 * Fix: add provider ABI compatibility check
816 * Cleanup: ignore mktemp return value
817 * Cleanup: documentation: argument vs field
818 * Documentation: document undefined behavior for NULL pointers
819 * Cleanup: silence cppcheck error
820 * Fix: add internal mutex for timer
821 * 32-bit warning fix for cyg profile fast
822 * Fix warnings for 32-bit in lttng-ust-cyg-profile
823 * Typo fix in README
824 * Fix: tracepoint.h incorrect assumption about constructor order
825 * Cleanup: comment mismatch with code
826 * Fix: ABI breakage between 2.1 and 2.2-rc1
827 * Documentation: document that sequence len field is unsigned
828 * connect: don't report EACCES
829 * connect: don't print error on EPERM
830 * Bump liblttng-ust-ctl lib version major number
831 * Optimisation: implement callsite hash table in tracepoint.c
832 * Optimisation: only update added library in tracepoint.c
833 * Optimisation: only fix pending events once per lazy update
834
9c915ee8
MD
8352013-03-28 lttng-ust 2.2.0-rc1
836 * Fix: tracepoint instrumentation constructor order issue
837 * Documentation: update 2.0 to 2.x
838 * Add demo test back as an example
839 * Don't rely on explicit context for filtering
840 * Implement per-context filtering
841 * Fix: filter string comparison should check for literal
842 * update tests/demo readme file
843 * Add man page for lttng-ust-cyg-profile
844 * Fix: filter string wildcard comparison
845 * Fix: Remove test runner script
846 * Fix: forwarding of call_site argument to field
847 * Add demo README
848 * Tests: Use Perl prove as the testsuite runner
849 * Remove tests depending on consumerd
850 * Convert hello.cxx test to a build test
851 * Clean-up of configure.ac and tests/Makefile.am
852 * Fix snprintf test and output result to TAP format
853 * Replace same_line_marker test with same_line_tracepoint
854 * Remove tests-libustinstr-malloc
855 * Remove exit-fast test
856 * Remove fork test
857 * Remove daemon test
858 * Remove demo test
859 * Remove outdated test-nevents test
860 * Remove outdated simple_include test
861 * Remove outdated register_test test
862 * Convert hello-static-lib test to a build test
863 * Convert hello test to a build test only
864 * Remove outdated libustctl_function_tests test
865 * Remove outdated test hello2
866 * Remove outdated dlopen test
867 * Remove outdated test basic long
868 * Remove outdated test basic
869 * cyg_profile: implement fast and verbose .so
870 * Performance: add unlikely to tracepoint dynamic linking test
871 * Fix: _LGPL_SOURCE rcu dereference fix
872 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
873 * Minor fix: libc wrapper internal run script
874 * Fix: ustctl_recv_register_event pointer mixup
875 * Fix: allow enabling same events for two channels
876 * Add channel ID field to attr
877 * Remove useless else clause
878 * tracepoint: move "probe" test outside of loop
879 * Fix uninitialized has_loglevel variable
880 * Fix clang warnings
881 * Cleanup: work-around clang unused result warning
882 * Cleanup compile warning
883 * Cleanup: remove unused variables
884 * tracepoint: Don't add NULL probes
885 * Remove mention of locking issues associated with dlopen usage
886 * Implement read timer (for RT)
887 * Only flush when there are readers active
888 * Add mutex for channel wakeup fd update
889 * Fix: fields should be initialized to NULL
890 * Implement ustctl_duplicate_ust_object_data
891 * Add channel wakeup fd to monitor close
892 * Fix: refcount issue in lttng-ust-abi.c
893 * Fix: only consumerd should print errors
894 * Implement ring buffer periodic buffer switch timer
895 * Fix: ensure all probe providers have their symbols
896 * Reactivate error printing
897 * Unregister tracepoint probes when not needed
898 * Cleanup: remove now unused metadata code from UST
899 * Fix: notification timeout logic
900 * Fix: don't print error in comm proto connect on ENOENT
901 * Fix: return expected error return values for sessiond
902 * Fix: set wait/wake fd to -1 before close
903 * Fix: Only notify socket should have timeout/nonblock
904 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
905 * Fix: Add timeout on notification socket
906 * Remove now unused metadata printf code
907 * Move metadata creation into lttng-sessiond and lttng-consumed
908 * Add write metadata API to ust-ctl.h
909 * Move UST registry into sessiond and implement notifiers
910 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
911 * Use tp rcu link test in provider
912 * Remove direct dependency of probes on urcu-bp
913 * Use urcu tls-compat.h
914 * Lazy provider registration
915 * Always use lttng_get_probe_list_head to get probe list
916 * Fix static build
917 * Move LTTng-UST buffer ownership from application to consumer
918 * Fix package: don't distribute generated headers
919 * Fix: don't cancel already exited threads
920 * Scalability fix: tracepoint.c hash table size increase
921 * Scalability fix for many events: event hash table size
922 * Speed up probe registration for large amount of events
923 * Add missing demo-trace shell script to dist tarball
924 * Documentation: add uuid package name for Fedora in README
925 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
926 * Add compilation support for Tile architectures
927 * Documentation: clarify debian package name for uuid in README
928 * Fix: comment in ust-ctl.h
929 * Fix I/O-related error values in ustctl
930 * Introduce hash table for lttng_create_event_if_missing()
931 * Fix: don't build C++ example if a C++ compiler isn't available
932 * Remove LIBFORMAT output in configure.
933 * Document dependency on libuuid
934
0c9ad44b
MD
9352012-12-20 (13th Baktun) lttng-ust 2.1.0
936 * Bump liblttng-ust-ctl lib version major number
937 * Bump UST proto version minor number
938 * Helper to debug: add object name
939 * Tests: Fix rundir not created in ust-basic-tracing
940 * ust test: add missing return -1
941 * Test: update ust tracing unit tests to 2.1 internal ABI
942 * Tests: Fix rundir not created in ust-multi-test
943 * Adapt internal files and examples to TRACEPOINT_INCLUDE
944 * Adapt tests to TRACEPOINT_INCLUDE
945 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
946 * Fix: don't do macro expansion in tracepoint file name
947 * Fix lttng-gen-tp: Template file must end in .tp
948 * Pack structures in comm protocol between UST and sessiond
949 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
950 * Cleanup lttng-gen-tp: remove leading underscore before include guard
951 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
952 * Update license text
953 * Fix: check if event enabled for bytecode-less events
954 * Fix: handle enablers without bytecode
955 * Print probe provider mismatch error even without -Wsystem-headers
956 * filter: Add missing padding
957
dd8b384a
MD
9582012-11-22 lttng-ust 2.1.0-rc2
959 * filter interpreter cleanup: use uint64_t for retval
960 * Fix: filter linking can dereference NULL pointer on alloc failure
961 * Cleanup: remove whitespaces and EOL in tests
962 * Filter: use only single lower bit of filter return value
963 * Fix: filter: var len array at end of external structure
964 * Fix: filter link fail handling
965 * Fix: add missing seqnum field to filter
966 * filters: perform union rather than intersection
967 * Implement support for overlapping wildcard/events
968 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
969 * filter: add seqnum field to filter command
970 * Filter iteration: iterate on list of filters
971 * document that tracepoint names should ideally not be re-used
972 * Remove LIBFORMAT config declaration, unused
973 * Add libc errno translation layer to UST error code
974 * Fix: add const qualifier for filter local void *
975 * Fix: re-allow non-lvalue string, sequence, array parameters
976 * Tear down handles associated with a closed sessiond socket
977 * Distinguish UST return codes from transport return codes
978 * Fix: Conditionally disable tests requiring shared libs support
979 * Cleanup: don't spawn per-user thread if HOME is not set
980 * Manpage: document supported UST contexts
981 * Fix: procname context semantic
982 * Fix: Fix self-assign warning on struct ustfork_clone_info init
983 * Fix: memcpy of string is larger than source
984 * Implement liblttng-ust-fork daemon() override test
985 * liblttng-ust-fork: override daemon() call
986 * ustfork: set errno to ENOSYS if symbol lookup fails
987 * Fix: be quiet on filter linker error
988 * Build out of src tree
989 * Fix: filter bytecode specializer stack leak
990 * Fix: reloc offset validation error out on filters with no reloc table
991 * Perform calculation on bit size in 64-bit
992 * Use uint64_t for packet header content size and packet size
993 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
994 * Fix: BSD getprogname null pointer dereference
995 * Add support for model.emf.uri event info
996 * Filter error message cleanup
997 * Manpage update: document use in daemons
998 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
999 * Fix: get_wait_shm() ust mutex deadlock
1000 * Fix: add events with 0 field to field list
1001
d8c99839
MD
10022012-09-10 lttng-ust 2.1.0-rc1
1003 * Fix make dist: fix liblttng-ust-java dependencies
1004 * Fix make dist: add missing filter header
1005 * Fix: backward compatibility with UST 2.0 app probes
1006 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1007 * Export "written" information about fields
1008 * Fix filter: pointer to string, not string, should be on stack
1009 * Fix: tracepoint float nowrite
1010 * Fix: accept 65536 bytes long bytecodes
1011 * Add hostname to env
1012 * ABI change: bump internal version to 3.0.0
1013 * Fix: threads should be created in DETACHED state
1014 * Fix: 32-bit x86 strict-aliasing warnings
1015 * Fix UST SIGPIPE handling
1016 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1017 * Cleanup: filter: turn bytecode linking error msg into debug
1018 * Make lttng-ust robust against -finstrument-functions.
1019 * Filter: keep aliased ax and bx registers
1020 * Filter: remove interpreter dynamic typing
1021 * Filter: add missing specialized op names
1022 * Filter: specialize double-s64 binary comparators
1023 * Fix filter: fix stack leak on taken branch
1024 * Filter: Implement stack-based interpreter
1025 * Filter: double comparator produces s64
1026 * Filter: use hash table to check merge points
1027 * Filter: split passes into separate components
1028 * Filter: cleanup macros
1029 * Filter: validate range overflow with end of insn
1030 * Filter: validate that field ref strings are non-NULL
1031 * Filter: ensure logical operator merge is always s64
1032 * Filter: we don't care if double/s64 are literals
1033 * Filter: specialize 'and' and 'or' ops.
1034 * Implement dispatch-table based interpretor
1035 * Filter: Specialize unary operators
1036 * Define switch use as macro in interpreter
1037 * Filter interpreter: mark float test as unlikely
1038 * Filter: fix bytecode validation typo
1039 * Filter: specialize comparators
1040 * Specialize load and unary ops
1041 * Validate registers, no need to initialize to 0
1042 * Filter: opcode for ref loads
1043 * Remove redundant validation from interpreter
1044 * filter: Add bytecode validation pass
1045 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1046 * Only print filter errors if LTTNG_UST_DEBUG is set
1047 * Cleanup: remove debug define
1048 * Filter: add floating point support
1049 * Remove filter test printouts
1050 * Implement filter bytecode interpreter and linker
1051 * Filter: receive, attach and link empty filter
1052 * Filter: prepare filter stack data
1053 * Wrap dynamic len array into stackvar union
1054 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1055 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1056 * Fix: remove unused texinfo dep from configure.ac
1057 * Fix C99 strict compatibility: don't use void * for function pointers
1058 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1059 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1060 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1061 * Fix: perform TLS fixup of nest count outside of UST mutex
1062 * Fix: liblttng-ust-fork deadlock
1063 * Fix: handle pthread errors
1064 * Fix: local apps allowed should disable local (not global) tracing
1065 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1066 * Fix: support -std=c99 in tracepoint macros
1067 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1068 * hello test: fail on old style definition
1069 * Fix: tracepoint.h should not generate old-style definitions
1070 * Fix: don't define variables in headers
1071 * test "hello": add boolean test
1072 * Fix: perform macro expansion on tracepoint signatures
1073 * UST check pointer/de-reference order
1074 * Fix list field: handle error
1075 * Implement event fields listing
1076 * Implement field listing command
1077 * Fix: Block all signals in listener thread
1078 * Add CodingStyle document to tarball
1079 * Add coding style document
1080 * endian.h: support cygwin
1081 * align.h: support cygwin page size
1082 * Add cygwin support to libringbuffer getcpu.h
1083 * Add "2x int" and "2x long" types to the Java interface
1084 * Add Integer and Long tracepoint types to the Java interface
1085 * Fix: don't SIGBUS when filesystem is full
1086 * tracepoint: include stdio.h for NULL definition
1087 * manpage update: document that probes need gcc
1088 * Fix: remove # in front on extern "C" {
1089 * Cleanup: don't use GNU old-style field designator extension
1090 * Fix: remove padding field after variable sized array
1091 * Use unsigned long type for events discarded counter
1092 * Fix: getcpu build with modern uClibc versions
1093 * Fix: lttng-ust.pc needs to specify -ldl
1094 * Fix: examples Makefiles should pass $(LIBS) at last
1095 * Build a jar for the Java side of the JNI interface
1096 * Fix: ustctl need to send the second fd upon error of 1st fd
1097 * Fix: Add missing fork test program dependency library
1098 * Fix: Make the JNI interface actually work
1099 * Merge branch 'dev'
1100 * Fix: stringify version description
1101
1a94cf83
MD
11022012-03-29 lttng-ust 2.0.1
1103 * Use bsd-compatible fcntl for close-on-exec on socket
1104 * Fix multi-session wildcard support
1105 * Fix event lost count when buffer is full
1106 * Remove inappropriate \n from easy-ust sample
1107
649282a8
MD
11082012-03-20 lttng-ust 2.0.0
1109 * First STABLE version
1110 * Add version name
1111
68d9f89e
MD
11122012-03-20 lttng-ust 2.0.0-rc4
1113 * Fix out-of-bound write in ltt-events.c
1114 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1115 * Update COPYING
1116 * Add exception handling to lttng-gen-tp io operations
1117
8e2d61c8
MD
11182012-03-16 lttng-ust 2.0.0-rc3
1119 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1120 * fix: ustcomm_close_unix_sock should close, not shutdown
1121 * Fix: do not print EPIPE perror, as it is an expected error
1122 * Ensure that multiplication of clock offset is done on 64-bit
1123 * Add 2 missing licenses in deprecated tests
1124 * Remove unbuild and unused (deprecated) make_shared_lib test
1125 * License text standardization, add missing licenses
1126 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1127 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1128 * Fix: recvmsg should handle EINTR
1129 * Make lttng-gen-tp work on python 2.6
1130 * Make lttng-gen-tp executable
1131
bf1175c2
MD
11322012-03-02 lttng-ust 2.0.0-rc2
1133 * Manpage fixes
1134 * Fix: dmesg printout should not print metadata warnings
1135 * Fix: use transport name as channel name
1136 * Fix: Add signature check in tracepoint activation
1137 * Fix: add tracepoint signature at tracepoint definition site
1138 * Fix: keep event probe signature, for use by event probe signature check
1139 * Fix ABI: add padding to structures shared between UST and consumer
1140 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1141 * Fix ABI: Adding missing padding in tracepoint event structures
1142 * Fix: Add include/lttng/ust-config.h to git ignore
1143 * Fix effect: update README about dlopen()
1144 * Fix: fixup vtid TLS
1145 * Fix: fixup ringbuffer tls at constructor by forcing read
1146 * Fix: fix deadlock with dlopen() lttng-ust
1147 * Fix: only print event errors every 1048576 hits
1148 * Fix: add missing debug printout to identify the cause of lost events
1149 * fix: liblttng-ust-ctl should check for incorrect parameters
1150 * fix: ust comm error handling segfault
1151 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1152 * fix: on exit, leave thread/mmap reclaim to OS
1153 * fix: Handle sys_futex with async cancel, add missing pthread_join
1154 * fix: Only munmap the wait page when not exiting from process
1155 * Use CPPFLAGS instead of CFLAGS for -I
1156 * Fix type range comparison always false for 64-bit arch
1157 * demo: remove useless libs
1158 * tests: include missing headers
1159 * Add missing limits.h include for NAME_MAX
1160
1796af86
MD
11612012-02-20 lttng-ust 2.0.0-rc1
1162 * Standardize version across toolchain
1163 * Fix a typo in gen-tp Makefile
1164 * Implement the .o file generation in lttng-gen-tp
1165
58bfa9af
MD
11662012-02-16 lttng-ust 1.9.8
1167 * Fix comment in tracepoint.h
1168 * Add loglevel info to manpage
1169 * Remove stale binary file
1170 * Add lttng-ust(3)
1171 * Add a man page for lttng-gen-tp
1172 * Install easy-ust and gen-tp examples in doc/
1173 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1174 * Add missing #define _GNU_SOURCE for sched_getcpu()
1175 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1176 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1177 * Mark lib_ring_buffer_print_errors unused
1178 * Cleanup: remove extra space from easy_ust example
1179 * Add missing comma to tracepoint STAP_PROBEV call
1180
43f76196
MD
11812012-02-13 lttng-ust 1.9.7
1182 * liblttng-ust-java: add missing -classpath ./
1183 * Only specify that sdt.h provides system integration for now
1184 * Add STAP_PROBEV check ton configure.ac
1185 * Add sdt.h integration
1186 * Remove extern C around probe header
1187 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1188 * Add a configure report at the end of the output
1189 * Add sdt.h integration option
1190 * Set default loglevel in metadata
1191 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1192
94b6d0d1
MD
11932012-02-09 lttng-ust 1.9.6
1194 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1195 * tracepoint: name -> _name to fix possible namespace clash
1196 * Add debug printout to tracepoint.c
1197 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1198 * Update hardcoded loglevel
1199 * Add "easy_ust" example
1200 * Update gitignore
1201 * Zero-initialize struct msghdr
1202 * Add environment information
1203 * Fix event-specific enabling
1204 * Update static lib linking
1205 * liblttng-ust-libc: fix linking
1206 * liblttng-ust-libc: fix lib dependency
1207 * Install README and ChangeLog into system doc
1208 * Add hello-static-lib test
1209 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1210 * Fix 32-bit type: allocated len is used
1211 * Fix 32-bit type mismatch
1212
e4d66fb5
MD
12132012-02-02 lttng-ust 1.9.5
1214 * UST comm ABI: Add padding, push version to 2.0
1215 * Update loglevel names
1216 * Implement loglevels as event and wildcard attributes
1217 * Update loglevel ABI: only loglevel value/enum is known by UST
1218 * Pre-assign fixed loglevels
1219 * Remove old (now unused) loglevel control code entirely
1220 * Update loglevel selection ABI
1221 * Use boot_id as monotonic clock uuid
1222 * clock: add clock description to metadata
1223 * Properly fix the timekeeping overflow detection
1224 * Revert "Fix timestamps for slow-paced event rates"
1225 * Revert "Force 64-bit timestamps"
1226 * Declare struct lttng_ust_calibrate
1227 * Force 64-bit timestamps
1228 * demo program: ensure we don't link demo on useless libs
1229 * ust comm: Receive second FD even if 1st receive failed
1230 * ust consumer: close shm fd after mapping it
1231 * Add a comment about which wait fd is closed early by UST.
1232 * Remove leftover structure in ust-abi.h
1233 * Close stream and channel file descriptors as soon as passed to
1234 sessiond
1235 * Fix AC_LANG_SOURCE usage: only takes one parameter
1236 * Fix timestamps for slow-paced event rates
1237 * configure.ac: Use AC_LANG_SOURCE for if else macros
1238 * Add execution instructions to the demo test program
1239 * Force the building of shared noinst libraries in the demo test
1240 program.
1241 * Only print the futex perror in debug mode
1242
54d2e210
MD
12432011-12-23 lttng-ust 1.9.4
1244 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1245 * Comment the union field (only used in call_rcu scheme)
1246
dddc9140
MD
12472011-12-21 lttng-ust 1.9.3
1248 * Fix clock source overflow on 32-bit archs
1249 * Remove unused trace_clock_frequency
1250 * check for negative wait() return value
1251 * Add DBG message when registering a probe
1252 * Only show futex warning "perror" in debug mode
1253
07a0da24
MD
12542011-12-14 lttng-ust 1.9.2
1255 * Add missing ust_libc.h to Makefile.am
1256 * Use DBG instead of WARN for futex_wake workaround message
1257 * Make dlopen more robust by using the .0 target for the library
1258
943be3a0
MD
12592011-12-13 lttng-ust 1.9.1
1260 * First LTTng-UST 2.0 prerelease.
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