1 2021-05-15 (National Dance Like a Chicken Day) lttng-ust 2.12.2
2 * tests: benchmark: improve benchmark scalability accuracy
3 * tests: benchmark: use cpu-bound workload, calculate average and std.dev.
4 * tests: improve benchmark script
5 * compiler warning cleanup: is_signed_type: compare -1 to 1
6 * Fix: properly compare type enumeration
7 * fix: use the configured cmake binary
8 * Fix: bytecode linker: validate event and field array/sequence encoding
9 * fix: unix socket peercred on FreeBSD
10 * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start
11 * Fix: Use unix socket peercred for pid, uid, gid credentials
12 * Fix: stream fd leaks on error
13 * Fix: channel leak on error
14 * Fix: lttng_abi_map_channel should be static
16 2021-02-17 (Random Act of Kindness Day) lttng-ust 2.12.1
17 * Fix: Use default visibility for tracepoint provider symbol
18 * Fix: configure: support Autoconf 2.70
19 * Fix: ust-tracepoint: make sure to expand tracepoint provider token
20 * Fix: ustctl_release_object: eliminate double-close/free on error
21 * tests: return the proper TAP exit code
22 * Fix: python agent: 'time' has no attribute 'clock'
23 * Fix: libc-wrapper: undef temporary token rather than value
24 * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC
25 * Fix: event probes attached before event enabled
26 * Fix: agent: read: end of loop condition should exclude 0
27 * fix: Java examples CLASSPATH override
28 * Add missing files to .gitignore
29 * fix: Add CLASSPATH to autoconf precious variables
30 * Fix: Java agent: close session daemon socket on error
31 * Fix: Java agent: handle partial payload read
32 * Fix: namespace contexts !CONFIG_RCU_TLS variable initialization
34 2020-04-08 (The Day After National Beer Day) lttng-ust 2.12.0
37 2020-03-27 (International Stay At Home Month) lttng-ust 2.12.0-rc3
38 * Fix: v.u.d might be uninitialized
40 2020-03-04 (National Grammar Day) lttng-ust 2.12.0-rc2
41 * Fix: set FD_CLOEXEC on incoming FDs.
42 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
43 * Fix: jhash.h: remove out-of-bound reads
44 * Cleanup: remove trailing white spaces across project
45 * Fix: lttng-ust-comm.c: return number of fd rather size of array
46 * liblttng-ust: exit loop early on event enabler match
47 * Add git-review config
49 2020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1
50 * Fix: build with -fno-common
51 * Bump LTTNG_UST_ABI_MINOR_VERSION to 1
52 * lttng-clear: stop tracing required
53 * doc: fix build failure due to wrong whitespace character
54 * doc: reformat long lines in doc/examples/Makefile.am
55 * doc: pass AR when building examples
56 * Require automake >= 1.12
57 * Add procname to lttng_ust_statedump information
58 * Docs: LTTNG-UST(3): missing references to some namespace man pages
59 * Set version to 2.12-pre
60 * Add pkgconfig support for liblttng-ust-ctl
61 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
62 * Fix: document proper liburcu version dependency
63 * Fix: Add missing files to distribution
64 * Add userspace vuid/vgid contexts
65 * Add userspace namespace contexts
66 * Fix: lttng perf counter deadlock
67 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
68 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
69 * Fix: fd tracker: provide async-signal-safety for close wrapper
70 * Fix: Disable cancellation around fd tracker lock
71 * Fix: Lock FD tracker across fork
72 * doc/man: include build version in GitHub links
73 * Check if the AR environment variable exists for cross compilation
74 * ustctl: Implement ring buffer clear
75 * Make bitfield.h C++-friendly
76 * Fix: don't wait for initial statedump when 0 session active
77 * Fix: wait for initial statedump before proceeding to the main program
78 * Use MAP_POPULATE to reduce pagefault when available
79 * Fix: remove uninitialised value
80 * Fix: GCC unaligned pointer warnings
81 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
82 * Fix: missing define when not building with gcc
83 * Fix: client_sequence_number may dereference NULL pointer
84 * Fix: namespace our gettid wrapper
85 * Fix: get tid not pid in vtid context
86 * Cleanup: bitfields: streamline use of underscores
87 * Silence compiler "always false comparison" warning
88 * Fix: bitfield: shift undefined/implementation defined behaviors
89 * Fix: Update coding style link
90 * Fix: alignment of ring buffer shm space reservation
91 * Fix: allocate ts_end in ringbuffer shared memory
92 * Fix: timestamp_end field should include all events within sub-buffer
93 * Harmonize rw_prog_cxx_works macro across projects
94 * Update macros from the autoconf archive
95 * ust-ctl API: clarify getter usage requirements
96 * Fix: don't access packet header for stream_id and stream_instance_id getters
97 * Add LTTNG_PACKED ifdefs to validate that it is defined
98 * Report perf integration status at configure
99 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
100 * Code cleanup in contexts
101 * doc: remove repeated word in coding style
102 * tap-driver.sh: flush stdout after each test result
103 * Move wait_shm_mmap initialization to library constructor
104 * Fix: additional compiler barriers for procname context
105 * Fix: procname context async-signal safety
106 * Cleanup vtid/vpid context caches
107 * Cleanup: fix typo 'acces' -> 'access'
108 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
109 * Cleanup: test Makefiles
110 * Add silent mode to examples Makefiles
111 * Add silent rules support for docs
112 * Use config.h to define SONAME major number
113 * Use a variable to select the dlopen lib in Makefiles
114 * Add hello-many to gitignore
115 * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11
116 * Clarify lib_ring_buffer_switch_slow() requirements
118 * Fix: sync event enablers before choosing header type
119 * Fix: address shellcheck warnings/errors in example scripts
120 * Fix: check for event class/instance prototype mismatch
121 * Fix: race between statedump and library destructor
122 * Fix: reset procname on fork in child process
124 2018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
125 * Fix: add missing stdbool.h include
126 * Move symbol preventing unloading of probe providers
127 * Fix: Remove unused line from liblttng-ust-fd makefile
128 * Fix: add liblttng-ust dependency to liblttng-ust-fd
129 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
130 * Fix: lttng filter validator ERANGE error handling
131 * Filter: implement dynamic typing for load object
132 * Filter: add FILTER_OP_RETURN_S64 instruction
133 * Perform bitwise ops on unsigned types
134 * Filter: catch shift undefined behavior
135 * Filter: implement bitwise lshift, rshift, not
136 * Filter: index array, sequences, implement bitwise binary operators
137 * Fix: AM_CONDITIONAL should be outside AS_IF block
138 * Fix: build jni libs with openjdk >= 10
139 * Fix: ustfork: save and restore errno in syscall wrappers
140 * Fix: cache the result of getpid() internally
141 * Fix: reset cached vpid context on fork
142 * Fix: build example SO when PIE is enabled
143 * Fix: string comparison on incorrect length in context provider
144 * Support unloading of probe providers
145 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
146 * dlopen() liblttng-ust.so from constructor to prevent unloading
147 * Add probe provider unregister function
148 * Cleanup: Move version numbers in separate variables in configure script
149 * Remove duplicate provider name checks
150 * Fix: remove for() loop initial declarations
151 * Use ust_lock during sock_info operations for atomicity against fork
152 * Force tracked fd to be bigger than STDERR_FILENO
153 * Fix: numa: dynamically check that numa is available
154 * Fix: specify SONAME in python-lttngust LoadLibrary
155 * Fix: ensure fd tracker is initialized when called from constructors
156 * Fix: fd of an elf object must be registered to the fd tracker
157 * Cleanup: clock description for metadata was moved to lttng-sessiond
158 * Fix: liblttng-ust-fd.so: override fclose symbol
159 * Revert "Use initial-exec TLS model"
160 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
161 * configure.ac: add --disable-examples option to not build/install examples
162 * Disable NUMA by default on 32bit arm
163 * Update Makefile.am output about libnuma not found
164 * Update readme to document opt dep on numa
165 * numa support: allow disabling numa support
166 * Update README to document dependency on libnuma
167 * Take NUMA configuration into account for UST buffer allocation
168 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
169 * Use initial-exec TLS model
170 * lttng-gen-tp: formatting
171 * Fix: lttng-gen-tp: only replace file extension
172 * Fix: move fsync after ftruncate
173 * Fix: sync buffer file metadata on buffer allocation
174 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
175 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
176 * Fix: doc/man: use a single XSL file and match local names
177 * Fix: Expand the shmobj size for the sequence number
178 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
179 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
180 * Calculate context length outside of retry loop
181 * Fix: Quote CMAKE variable assignment in Makefile
182 * Rework configure script
183 * Fix: Typo in doc/examples/Makefile.am
184 * Fix: Don't override user variables within the build system
185 * Move m4 scripts to m4 dir
186 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
188 2017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
189 * Clean-up: remove unused variables to silence gcc warning
190 * Add ustctl_snapshot_sample_positions ustctl command
191 * Cleanup: formatting in strutils_star_glob_match explanation
192 * doc/man: add typical `$` and `#` prompts to command lines
193 * Fix: add missing getenv.h include to ustctl.c
194 * Fix: race between lttng-ust getenv() and application setenv()
195 * Use SIZE_MAX instead of -1ULL for size_t parameter
196 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
197 * Fix: out of bound array access in filter code
198 * Correctly clean all generated JAR files
199 * Fix: List missing file in Java agent's Makefile
200 * Support generic globbing patterns in the Java agent
201 * Log more information in the Java TCP client
202 * Cleanup: Remove unused import in JUL Java agent
203 * Add support for star globbing patterns in event names
204 * Filtering: add support for star-only globbing patterns
205 * Add string utilities
206 * Fix: (un)install targets of Python agent
207 * Fix: include config.h to resolve HAVE_DLMOPEN
208 * Validate the presence of dlmopen at configure time
209 * Fix: CMake examples integration
210 * doc/examples/Makefile.am: define C and C++ compilers for CMake
211 * lttng-ust(3): document `lttng_ust_loaded` symbol
212 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
213 * lttng-ust-dl(3): update documentation
214 * lttng-ust(3): document liblttng-ust-fd
215 * doc/man: document the lttng_ust_lib events
216 * doc/man: add full stop to descriptive table cells
217 * doc/man: reorganize source for tables
218 * lttng-ust(3): sort ctf_*() macro parameter definitions
219 * lttng-ust(3): fix alignment and indentation
220 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
221 * Filter code relicensing to MIT license
222 * Performance: add missing "caa_unlikely" on fast-path
223 * Fix: blocking mode: add missing stdbool.h include
224 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
225 * Fix: loglevel and model_emf_uri build fix
226 * Fix: loglevel and model_emf_uri with g++ compiled probes
227 * Fix: Out of tree build of liblttng-ust-java
229 2016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
230 * Fix: cmake example with configure based oot build
231 * Fix: perform statedump before replying to sessiond
232 * build: check for CXX_WORKS for cmake example
233 * Implement liblttng-ust-fd
234 * Introduce file descriptor tracker
235 * Fix: honor send timeout on unix socket connect
236 * Fix: perform TLS fixup in all UST entry points from each thread
237 * Fix: build: pass configure flags to cmake example
238 * Performance: implement lttng_inline_memcpy
239 * Performance: mark ring buffer do_copy callers always inline
240 * Performance: cache the backend pages pointer in context
241 * Add ctx_len field to ring buffer context
242 * ring buffer: handle shmp errors
243 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
244 * Performance: Only dereference shmp once
245 * Performance: Mark channel and buffer event disabled check unlikely
246 * Performance: Relax atomicity constraints for crash handling
247 * Fix: compat: -ust suffix sprintf error handling
248 * Performance: disable event counting by default
249 * Fix: remove unlock in getcpu
250 * Performance: remove rcu read lock from ring buffer get/put cpu
251 * Performance: define _LGPL_SOURCE in LGPL c files
252 * Performance: split check deliver fast/slow paths
253 * Fix: perf counters build against kernel headers < 3.12
254 * Fix: perf counter context deadlock
255 * Fix: many-events registration/unregistration speed
256 * Fix: pre-fault TLS in ust-malloc instrumentation
257 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
258 * Fix: reset vtid cache before releasing urcu locks
259 * Fix: cleanup local_apps.allowed flag on lib cleanup
260 * Fix: Correctly handle invalid agent port file
261 * Fix: memory corruption in compat.h
262 * Introduce lttng_ust_loaded weak symbol
263 * Revert "Introduce LTTNG_UST_LOADED environment variable"
264 * Introduce LTTNG_UST_LOADED environment variable
265 * Fix: remove invalid free
266 * Use AC_PROG_MKDIR_P (generic mkdir -p)
267 * Split CMake example build steps on different lines
268 * Fix: CMake example: specify source/built includes/libs
269 * configure: allow building perf support across all architectures
270 * Fix: use-after-free in statedump lib iter_end
271 * Add generic fallback for perf counter read
272 * Fix: perf counters: sign-extend pmc register
273 * doc: Add flags for JUL and python agent compiling
274 * tests/hello.cxx: add ctf_enum_auto() entries
275 * Add ctf_enum_auto() for autoincrementing enumeration values
276 * Add missing ust_lib.c and ust_lib.h
277 * dl instrumentation: add dlmopen event, trace dlopen flags
278 * Add library load/unload tracking events
279 * Communication protocol: use fixed-size integer rather than enum
280 * Add ustctl command to regenerate the statedump
281 * Implement statedump command in UST
282 * tests/hello.cxx: add enumeration field
283 * Fix: ctf_enum_value() does not work with g++
284 * Fix: lttng context perf: missing stdbool.h header include
285 * Add perf context support for ARMv7
286 * Keep perf context FD open for other architectures
287 * Doc: cmake example: fix coding style
288 * Doc: ship cmake example with 'make distcheck'
289 * Doc: add CMake example
290 * configure.ac: check cmake availability
291 * Only build python lib when agent is enabled
292 * doc: information has no plural
293 * Fix: allow non-LGPL modules to use tracepoints
294 * Add -ust to the name of UST threads of the application
295 * Comment the locking mechanisms in ContextInfoManager
296 * Fix: Null-check return value of log4j.Category.getAllAppenders()
297 * Add liblttng-ust-agent.jar to the .gitignore
298 * Fix: Specify encoding when reading agent port file
299 * Fix: Include child loggers in the output of "lttng list"
300 * Fix: Handle both agent config files pointing to same port
301 * Suppress static method warning
302 * Add more logging to the LttngTcpSessiondClient
303 * Use config.h to detect sched_getcpu support
304 * Fix: use limits.h in ust-elf test
305 * Fix: strerror_r behavior is glibc specific
306 * Add support for musl libc to ust-dlfcn.h
307 * Fix: don't generate 0-len array in tracepoint probes
308 * Fix: log4j example: set logger level to prevent unexpected level inheritance
309 * Fix: no LGPL define for malloc and pthread wrappers
310 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
311 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
312 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
313 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
314 * Update version name TBD
315 * Update version to 2.9.0-pre
316 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
317 * Fix: update debug message about weak-hidden symbols
318 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
319 * Fix: test: relax requirement on weak-hidden symbol address
320 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
321 * Fix: test weak-hidden symbols
322 * Print DBG() message about compiler weak hidden symbol behavior
323 * test: add test for gcc issue with weak hidden symbol on powerpc
324 * Restrict Java context retriever names to a set of valid characters
325 * Fix: Correctly compute Java agent list loggers response size
326 * Add support for aarch64_be
327 * Fix: Fix synchronization of LTTngAgent#dispose
328 * Fix: Verify number of bytes contained in sessiond agent commands
329 * Fix: Avoid potential null dereference with log4j loggers
330 * Specify UTF-8 encoding for all Java agent commands
331 * Fix: merge tap tests stdout and stderr
332 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
333 * Fix: unchecked return value in trace_clock_read64_monotonic
334 * Fix: portability: no arith on void pointer
335 * Fix: initialize build id and debug link flags to 0
336 * Tests: Add tap-driver.sh for automake < 1.12
337 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
338 * Tests: Replace prove by autotools tap runner
339 * bootstrap: Standardize on autoreconf -vi
340 * Harmonize bootstrap script across projects
341 * lttng-ust(3): order environment variables
342 * lttng-ust(3): fix syntax of env. variables section
343 * lttng-ust(3): document $LTTNG_HOME
344 * Fix: Java agent should use LTTNG_HOME
345 * Fix: examples make distcheck failure
346 * Cleanup: add static for internal symbols
347 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
348 * Use min_t/max_t macros in lttng-ust-elf.c
349 * Tests: update ust-elf tests to reflect correct memsz computation
350 * Fix: erroneous computation of ELF in-memory size
351 * Make code and man pages share the same default values
352 * Fix: remove NULL check of nonnull parameter in dlclose
353 * Tracepoint array/sequence: add nowrite hex macros
354 * Tracepoint: add ctf array for network byte order integers
355 * Tracepoint: add ctf sequence for network byte order integers
356 * Fix: endianness of integers received by filter
357 * Doc: Update README.md
358 * Fix: jul and log4j agents makefile missing line and indentation
359 * Fix: re-introduce exported symbols
360 * Doc: update manpages for soinfo/sopath name change
361 * Rename statedump and dl events and fields
362 * Tests: list ust-elf test data explicitly in EXTRA_DIST
363 * Tests: add tests for lttng_ust_elf_is_pic
364 * Add is_pic field to statedump soinfo event
365 * Fix: add common jar to lttng-ust-agent-all dependencies
366 * Fix: add version to lttng-ust-agent-all jar file
367 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
368 * Fix: re-add liblttng-ust-agent.jar
369 * Fix: lttng java agent: dispose is non-static
370 * doc/man: do not use macros in the NAME section
371 * doc/man: remove duplicate copyrights section
372 * doc/man: lttng-ust(3): add tracing control to example
373 * doc/man: lttng-ust(3): split example files in subsections
374 * doc/man/common-copyrights: add missing THANKS section
375 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
376 * README.md: bolden dependencies and update links
377 * README.md: split required and optional dependencies
378 * Convert man pages to AsciiDoc
379 * Fix: remove dead code from filter interpreter
380 * Fix: convey enum value signedness into metadata
382 2016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
383 * Fix: remove assertions in lttng-ust-comm init
384 * Add tracepoint_disable_destructors()
385 * Documentation: fix manpage typo
386 * Fix: move lttng_context_is_app to core file
387 * Fix: move dummy functions to common file
388 * Fix: handle backward probe compatibility for application contexts
389 * Fix: application context header size
390 * Fix: event ctx get size should be after chan ctx
391 * Clarify and simplify the Java agent "Hello" examples
392 * Export the stream instance ID
393 * Generate and export the sequence number
394 * Add stream instance id to the packet header
395 * configure.ac: print empty line after AC_OUTPUT
396 * configure.ac: macros with no arguments do not need ()
397 * configure.ac: standardize indentation to tabs
398 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
399 * configure.ac: test -a -> shell's && (more portable)
400 * configure.ac: use test "x$var" = "xyes"
401 * configure.ac: AM_CONDITIONAL() accepts two arguments
402 * configure.ac: use dnl at appropriate places
403 * configure.ac: if -> AS_IF()
404 * configure.ac: case -> AS_CASE()
405 * configure.ac: add missing quotes in macro calls
406 * configure.ac: use macros for version name and description
407 * configure.ac: do not use shell eval for known values
408 * Add CONTRIBUTING.md
409 * Output "(null)" when ctf_string()'s arg is NULL
410 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
411 * Fix: java agent 32-bit pointer to jlong warning
412 * Fix: Use Java 6 syntax in JUL examples
413 * Fix: add missing example file to dist tarball
414 * Fix: add missing header to dist tarball
415 * Fix: add missing LttngContextApi.java to dist tarball
416 * Pass the Java app context information using two separate arrays
417 * Fix: Correctly report filter notifications on Java agent teardown
418 * Add some logging to the AbstractLttngAgent
419 * Fix: Clear tracked application contexts upon closing a Java agent
420 * Introduce a verbose mode for the Java agent
421 * Implement Java agent application context retrieval
422 * Turn ISessiondCommand into an abstract class
423 * Split the JNI APIs in separate classes
424 * Add app context support to ust-ctl protocol
425 * Handle application context cmd
426 * Implement dynamic types, and application context provider support
427 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
428 * Fix: Ensure the Java JUL messages are correctly formatted
429 * Fix: double-free on error sending fields
430 * Add CTF enum type support to tracepoint event
431 * Fix: missing _GNU_SOURCE define
432 * python-lttngust/setup.py.in: update setup() fields
433 * Refactor Python agent build and install
434 * Fix: remove debugging print() call from Python agent
435 * Fix: header size larger than 256 bytes
436 * Python agent: Support Agent protocol v2.0
437 * Fix: Java agent protocol network endianness consistency
438 * Fix: examples jul: add missing files to make dist
439 * Fix: Filer -> Filter typo in example
440 * Fix: Return the correct list of available Java events
441 * Add a toString() to Java agent's EventRule
442 * Add API stubs for the Java context info retrievers
443 * Receive the event filter string in the Java agent
444 * Document the Java filter notification model
445 * Add filter change notification mechanism to the Java agent
446 * Manage complete "event rules" in the Java agent
447 * Introduce a new client listener interface for the Java agent
448 * Turn ILttngAgentResponse into an abstract class
449 * Remove stale tests/java-jul test
450 * Fix: live timer calculation error
451 * Fix python agent build/install/uninstall with DESTDIR specified
452 * Fix: Don't (re)define STAP_PROBEV
453 * Fix: don't dereference NULL pointers
454 * Cleanup: Remove unused values
455 * Fix: Value stored to 'has_waited' is never read
456 * Fix: Argument with 'nonnull' attribute passed null
457 * Cleanup: Unnecessary bit shift
458 * Clean-up: remove extraneous "found" parameters in ust-elf
459 * Fix: sysconf() unchecked return value
460 * doc: add Python example
461 * Fix: Python agent: do not register twice to same port
462 * Fix: potential leaks in error paths
463 * Fix: double free in liblttng-ust-dl
464 * Fix: make check in OOT build with absolute path
465 * Fix: elf: leaks on error paths
466 * Cleanup: coding style
467 * Cleanup: elf: use off_t for offsets, size_t for len
468 * Cleanup: eliminate implicit sign-extension
469 * Fix: elf: NULL pointer dereference
470 * Fix: add missing ust-elf.h header to dist
471 * Fix: make check in out of tree build
472 * Fix: old gcc warnings
473 * Fix: old gcc warning
474 * Fix: remove stale lttng-ust-elf.h from makefile
475 * Fix: elf: uninitialized ret
476 * Fix: test elf: handle NULL debug file
477 * test: elf move constants to top of implementation
478 * Fix: elf test prog arg checking
479 * baddr statedump: remove dependency on file streams
480 * baddr statedump: hold ust lock around allocations
481 * Add unit tests for lttng_ust_elf
482 * Add memory size, build id, and debug link info to statedump and dl
483 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
484 * Cleanup: more descriptive error message
485 * Fix: add missing ust lock around objd_table_destroy()
486 * Fix: application exit race with pthread cancel
487 * Cleanup: configure layout for python agent detection
488 * Build: python agent: use setup.py over autoconf
489 * Build: add python interpreter used by python agent if built
490 * Doc: basic lttng ust python agent documentation
491 * Build: use AM_PATH_PYTHON to resolve python when building agent
492 * Build: only check if python exists in path
493 * Update version to 2.8.0-pre
494 * Fix: Send the correct Java agent return code when disabling events
495 * Fix: Correctly handle the command to disable all events
496 * Small refactor of the Java agent's TCP client
497 * Rename Java Agent event names to "event"
498 * Rename Python agent tracepoint to "event"
499 * Allow compiling the Java agent with Java 1.6
500 * Restore concurrent build when Java agent is enabled
501 * Refactor Java agent to let applications manage the log handlers
502 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
503 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
504 * Cleanup: Add Javadoc to all public methods and members
505 * Fix: Small fixes to the Java agent example files
506 * Update doc/java-agent.txt to reflect the new packaging
507 * Split Java agent library in 3 separate jars
508 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
509 * Use tar-ustar format for the dist archive
510 * Fix: remove generated file from git tree
512 2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
513 * Fix: Use $enableval with AC_ARG_ENABLE
514 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
515 * Fix: handle sys_futex EINTR and EWOULDBLOCK
516 * Fix: update liburcu URL
517 * .gitignore: ignore Python agent generated files
518 * Add ctf_sequence_hex() macro
519 * Fix: set soinfo_data's vdso flag correctly in base address statedump
520 * Fix: running java examples out of tree
521 * Fix: java class check when uudecode is not present
522 * Cleanup: remove extra whitespace in configure output
523 * Default to no unaligned access on unsupported archs
524 * cleanup: Coding style fixes to the Java agent
525 * cleanup: Mark obsolete JUL agent as @Deprecated
526 * Fix compilation warnings in the Java agent
527 * Fix: out of tree build of java agents
528 * Fix: Use env CLASSPATH when building log4j example
529 * Fix: build log4j example when enabled
530 * Bump tracer version to 2.7.0-pre
531 * Fix: perform volatile load of tracepoint state
532 * Add demo-tracelog to gitignore file
533 * Add aarch64 support to configure
534 * Implement cpu_id context for filtering
535 * ust cyg-profile: use same class for entry and exit
536 * Fix: function instrumentation ip context
537 * Fix: liblttng-ust-dl ip context
538 * Remove caller field from malloc events
539 * Fix: pthread wrapper ip context
540 * Fix: lttng-ust-malloc ip context
541 * Allow TP_IP_PARAM arg name to be configured
542 * tracelog: use same class for all loglevels
543 * fix tracelog namespacing of loglevels
544 * Add tracelog documentation to lttng-ust(3)
545 * Implement demo-tracelog example
546 * Implement tracelog API
547 * Fix: fetch caller address from tracef()
548 * Rename helper providers and events for consistency
549 * Refactor state dump system
550 * Refactor Python agent
551 * Fix: building probe providers with C++ compiler
552 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
553 * Fix: Don't wait during registration if clock_gettime() fails
554 * Fix: getcpu/clock plugin handle leak
555 * Fix: add missing new ldl dependency for liblttng-ust-ctl
556 * Fix: add missing getenv wrapper
557 * Fix: add missing lttng-clock.c
558 * Fix: add missing ust-clock.h
559 * clock plugin example: use shift and mul
560 * Implement getcpu override
561 * Implement clock override plugin support
562 * Add tracepoint_enabled() macro
563 * Move file creation/unlink from liblttng-ust-ctl to consumerd
564 * Implement file-backed ring buffer
565 * Fix: oot build: missing top_builddir include
566 * Fix: Mismatching code and console output in log4j example
567 * Update manpage about LTTNG_UST_DEBUG effect
568 * Don't output to stderr from lib unless DEBUG is activated
569 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
570 * Fix: out-of-tree build: wrong file path for sed input
571 * Fix: make dist: python agent file handling
572 * Fix: java-agent: out-of-tree path to java manifest
573 * Add return address to liblttng-ust-libc-wrapper
574 * Fix: missing parenthesis in offset_align_floor
575 * Fix: add ustctl_has_perf_counters
576 * Fix: add urcu-bp TLS fixup
577 * Fix: add missing poll.h include
578 * Fix: get_subbuf: bound number of consumerd retry
579 * Fix: man: you can't link a lib with a static lib
580 * Fix: context alignment not properly handled
581 * Fix: Shorthand option -cp not supported in all version of Java
582 * Fix: allow tracepoints to build with --std=c99
583 * Bump UST ABI for new release cycle
584 * Cleanup: remove "disabled" flag for new release cycle
585 * Fix: filter attach vs event enable race
586 * Fix: add a configure check for weak symbols support
587 * Fix coverity warning about sizeof(void **) != sizeof(void *)
588 * Fix: off-by-one in sequence filter comparator
589 * Fix: Java Agent JAR file symlink should be created after objects install
590 * Fix: Add versioning to liblttng-ust-agent JAR
591 * Fix: Warn when log4j version is too old
592 * Update Java agent documentation
593 * Fix: Try loading classes using the thread context class loader
594 * Add Python agent support
595 * Update version name
597 2014-10-20 lttng-ust 2.6.0-rc1
598 * Add missing file to gitignore
599 * Fix: preserve example files' timestamps when copying
600 * Fix: Abort loading log4j agent classes when detected log4j version is too old
601 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
602 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
603 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
604 * Rename public structure to avoid collisions
605 * Refactor liblttng-ust-jul in liblttng-ust-agent
606 * Build the liblttng-ust-java library using the new M4 macros
607 * Add M4 macros helpers to build Java programs
608 * Modernize README using Markdown
609 * Documentation: clarify event name in lttng-ust.3
610 * Add cscope to gitignore
611 * configure.ac: fix "missing jni.h" error message
612 * Fix: remove references to trace_printf()
613 * Change JUL agent to use the new ABI
615 2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
616 * Mutex while updating statedump_pending is not needed
617 * Revert "Turn base address dump into experimental feature"
618 * Fix: document ust_fork_mutex nesting
619 * Bugfix for #745 deadlock with baddr statedump+fork
620 * Move enablers syncing after the channel registration
621 * Add lttng_ust_notrace to static inline functions
622 * lttng ust: support ppc64le within configure
624 2014-06-27 lttng-ust 2.5.0-rc2
625 * Fix: lttng-ust-jul: set thread in daemon mode
626 * JUL: use root logger to capture events
627 * Fix: Wrong configure check for UST perf event counters context support
628 * Fix: multiple providers in same C file failure
629 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
630 * Fix: 2.5.0-rc1 changelog has off-by-one date
632 2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
633 * Fix: out of tree build for lib Java and JUL
634 * Fix: default loglevel is DEBUG
635 * Fix: refuse overwrite mode buffers with less than two subbuffers
636 * Fix: tracef.h: add missing c++ guard
637 * Fix: remove JUL loglevel filtering from the agent
638 * Fix: cleanup JUL agent state on sessiond disconnect
639 * Fix: Move generated headers to the BUILT_SOURCES target
640 * Fix: perf ust: check close return value
641 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
642 * Implement LTTng-UST perf counters support on x86
643 * Fix linking failure when cross-compiling
644 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
645 * Fix: pass proper args when writing commit counter
646 * Fix: pad strings that are modified concurrently with tracing
647 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
648 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
649 * Fix: .split() the CC environment variable in lttng-gen-tp
650 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
651 * Fix: python invocation through env
652 * Change default loglevel to TRACE_DEBUG_LINE
653 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
654 * Fix: don't accept configure --disable-shared
655 * Fix: configure.ac: add missing result to alignment req. check
656 * Fix: malloc wrapper: infinite recursion with compat TLS
657 * Fix: lttng-ust needs -ldl for tracef()
658 * Fix: typo in lttng-ust.3
659 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
660 * Fix: add demo-tracef to dist tarball
661 * Fix: add missing header files for tracef
662 * Implement tracef() instrumentation API
663 * Add 'unused' attribute to tracepoint callback
664 * Use autoconf AM_MAINTAINER_MODE
665 * Fix: mismatch between code and comments
666 * Fix: incorrect urcu git URL in README
668 2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
669 * Fix: JUL test: update to API change
670 * Fix: Cast from pointer to different integer size warning
671 * Turn base address dump into experimental feature
672 * Fix: JUL support multiple loglevels
673 * Fix: Skip lttng-gen-tp example build if Python is missing
674 * Fix: dynamically fetch the session daemon port
675 * Fix: JUL agent connect to user and root sessiond
676 * Fix: handle registration done command
677 * Fix: Unsynchronized access in LTTngTCPSessiondClient
678 * Cleanup: fix comment
679 * Fix: Dump executable base-address with readlink
680 * Fix: add assert for NULL dereference
681 * Fix: tracepoint out of memory handling
682 * Fix: dereference before null check
683 * Cleanup: remove logically dead code
684 * Fix: handle sysconf errors
685 * Fix: java-jul/Makefile should not be marked as a binary
687 2014-02-14 lttng-ust 2.4.0-rc4
688 * Cleanup: remove extra space in dlerror wrapper
689 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
690 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
691 * Fix: malloc libc instrumentation wrapper
692 * Fix: add LTTngEvent class to fix delayed logger
693 * Fix: FD leak in liblttng-ust-ctl
694 * Fix: liblttng-ust-dl Makefile flags mismatch
695 * Fix: liblttng-ust-fork Makefile flags mismatch
696 * Fix: out of tree examples build
697 * Fix: C++: incomplete extern C guard transition
699 2014-01-29 lttng-ust 2.4.0-rc3
700 * Fix: add missing JUL loglevel handling
701 * Cleanup gen-tp: add quotes around AM_CC
702 * Pass the CC variable to the example Makefiles
703 * cleanup ust_baddr and ust_baddr_statedump doc
704 * baddr: add ust_baddr and ust_baddr_statedump doc
705 * Fix: baddr_statedump tracepoint registration
706 * Fix: baddr out of tree build
708 2013-12-10 lttng-ust 2.4.0-rc2
709 * Fix: baddr_statedump tracepoint registration
710 * Fix: baddr deadlocks and RCU races
711 * Fix: lock exit mutex when creating threads
712 * Fix: baddr deadlock with lttng-ust destructor
713 * baddr: include missing header
714 * baddr: get session under lock
715 * Fix: take the ust lock around session iteration in statedump
716 * Fix: baddr_statedump deadlock with JUL tracing
717 * Fix: client_packet_header() uses wrong packet
718 * Cleanup: fix typo in ring buffer backend comment
719 * Compile liblttng-ust-baddr c files into liblttng-ust
720 * Allow suppressing of base-address-state tracing
721 * Integrate base-address statedump into lttng-ust
722 * Fix: eliminate timestamp overlap between packets
723 * Fix: lttng-gen-tp to build out of tree
724 * Fix: compile doc/ after JUL/Java
725 * JUL: add Hello.java in doc/examples
726 * Fix lttng-ust(3) manpage
727 * JUL: fix enable all event for delayed Logger
728 * Fix: typo in JNICALL for the JUL tracepoint
729 * Fix: move va_end to outermost label
730 * Fix: add missing NULL check after allocation
731 * Fix cleanup: all spaces before flags
732 * fix: lttng-gen-tp: add missing spaces around flags
734 2013-11-15 lttng-ust 2.4.0-rc1
735 * doc/examples: error out when a subdir make fails
736 * JUL: fix out of tree build
737 * Java/jul: fix make dist
738 * JUL: install documentation and jar file
739 * Add missing copyrights to test scripts
740 * Escape minus signs in lttng-ust-cyg-profile manpage
741 * Fix spelling mistake in lttng-ust manpage
742 * Fix tests/benchmark
743 * Implement base-address-state tracing
744 * Base-address tracing for dlopen and dlclose
745 * Add a check against excluders
746 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
747 * Store exclusions to enablers
748 * Add excluders to enabler structure
749 * Send exclusion data through ustcomm
750 * Define exclusion structure for UST ABI
751 * Define a new command LTTNG_UST_EXCLUSION
752 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
753 * Fix: check for java .class in package subfolders
754 * Fix: java library to use user define JDK at compile time
755 * Add liblttng-ust-jul for JUL support
756 * Fix: application SIGBUS when starting in parallel with sessiond
757 * Fix: Minor corrections to the lttng-ust man page
758 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
759 * Warning cleanup: add missing padding initializer
760 * Fix: socket connect hang on heavy loads
762 * Fix: ust-comm recvmsg should handle partial receive
763 * gcc warning fix: -Wextra
764 * Add usage reference count for tracepoints
765 * tracepoint.c: Move add_callsite/remove_callsite further down in file
766 * Store the callsites into the library callsite list
767 * Fix linking warning
768 * Per-stream ioctl to get the current timestamp
769 * LTTng ringbuffer ABI calls for index generation
770 * Specialize lttng_ust_lib_ring_buffer_client_cb
771 * Add tracing instrumentation for pthread mutex lock functions
773 2013-09-03 lttng-ust 2.3.0
776 2013-08-30 lttng-ust 2.3.0-rc2
777 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
778 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
779 * Fix: doc/examples cross-build
780 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
781 * Introduce configure --with-lttng-system-rundir
782 * examples: tracepoint probes don't need extern C
783 * Tracepoint probes don't need extern C
784 * Add trace support for memalign and posix_memalign
785 * malloc instrumentation: remove dependency on pthread
786 * Add trace support for calloc and realloc.
787 * Fix: allow make check to run in VPATH build
789 * Update obsolete benchmark test
790 * Cleanup tests (2nd commit)
792 * Fix: doc/examples VPATH build
794 2013-07-17 lttng-ust 2.3.0-rc1
795 * Fix: Unchecked asprintf/vasprintf return values
796 * Missing NULL pointer init in tap.c
797 * Disable doc/examples build
798 * Add python3 support to lttng-gen-tp
799 * Bump ABI major to 5
800 * callsite: add "ip" context
801 * Allow environment variable LTTNG_HOME to override HOME
802 * Fix: libs order in Makefile
803 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
804 * Introduce ustctl_write_one_packet_to_channel
805 * build: Fix out-of-tree build
806 * Fix: SWITCH_FLUSH new sub-buffer checks
807 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
808 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
809 * Fix: doc/examples: gen-tp path
810 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
811 * Fix: handle writes of length 0
812 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
813 * Fix: lttng-events VPATH build
814 * Allow #include in template (.tp) file
815 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
816 * doc/examples: build gen-tp example by default
817 * doc/examples: support BSD make
818 * Tracepoint.h: replace assertion by fprintf and abort()
819 * Remove unused assert.h from bitfield.h
820 * Clarify probe registration documentation/errors
821 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
822 * Add mising include in ust.h
823 * lttng-gen-tp: Fix include guard name with file using non valid characters
824 * Fix: segfault when print invalid command
825 * Fix: Add --no-as-needed to the demo example's Makefile
826 * zmalloc: attribute always_inline
827 * Fix: liblttng-ust process startup hang when sessiond is stopped
828 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
829 * Allow tracepoint providers to be compiled with g++
830 * Add parameter -f to rm in Makefile clean target
831 * Fix: missing dependency for liblttng-ust-tracepoint.so
833 * Add warning about default prefix and library paths to README
834 * Revert "Revert "Fix (another) linker library order""
835 * Revert "Revert "Fix linker library order""
836 * snprintf: play nice with static checker
837 * tracepoint.c: Add coverity alloc/free annotations
838 * Fix: "fields" leak on register
839 * Fix: memory leak for events without fields
840 * Fix: memory leak on connection reset
841 * Revert "Fix linker library order"
842 * Revert "Fix (another) linker library order"
843 * Fix: incorrect support for multi-context
844 * Fix (another) linker library order
845 * Fix typo in run script
846 * Fix linker library order
847 * Fix examples: add missing CPPFLAGS
848 * example Makefiles: standardize on $^ for linking
849 * Fix demo example Makefile
850 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
852 2013-05-09 lttng-ust 2.2.0-rc2
853 * manpage: Document probe provider compatibility
854 * Fix: add provider ABI compatibility check
855 * Cleanup: ignore mktemp return value
856 * Cleanup: documentation: argument vs field
857 * Documentation: document undefined behavior for NULL pointers
858 * Cleanup: silence cppcheck error
859 * Fix: add internal mutex for timer
860 * 32-bit warning fix for cyg profile fast
861 * Fix warnings for 32-bit in lttng-ust-cyg-profile
863 * Fix: tracepoint.h incorrect assumption about constructor order
864 * Cleanup: comment mismatch with code
865 * Fix: ABI breakage between 2.1 and 2.2-rc1
866 * Documentation: document that sequence len field is unsigned
867 * connect: don't report EACCES
868 * connect: don't print error on EPERM
869 * Bump liblttng-ust-ctl lib version major number
870 * Optimisation: implement callsite hash table in tracepoint.c
871 * Optimisation: only update added library in tracepoint.c
872 * Optimisation: only fix pending events once per lazy update
874 2013-03-28 lttng-ust 2.2.0-rc1
875 * Fix: tracepoint instrumentation constructor order issue
876 * Documentation: update 2.0 to 2.x
877 * Add demo test back as an example
878 * Don't rely on explicit context for filtering
879 * Implement per-context filtering
880 * Fix: filter string comparison should check for literal
881 * update tests/demo readme file
882 * Add man page for lttng-ust-cyg-profile
883 * Fix: filter string wildcard comparison
884 * Fix: Remove test runner script
885 * Fix: forwarding of call_site argument to field
887 * Tests: Use Perl prove as the testsuite runner
888 * Remove tests depending on consumerd
889 * Convert hello.cxx test to a build test
890 * Clean-up of configure.ac and tests/Makefile.am
891 * Fix snprintf test and output result to TAP format
892 * Replace same_line_marker test with same_line_tracepoint
893 * Remove tests-libustinstr-malloc
894 * Remove exit-fast test
898 * Remove outdated test-nevents test
899 * Remove outdated simple_include test
900 * Remove outdated register_test test
901 * Convert hello-static-lib test to a build test
902 * Convert hello test to a build test only
903 * Remove outdated libustctl_function_tests test
904 * Remove outdated test hello2
905 * Remove outdated dlopen test
906 * Remove outdated test basic long
907 * Remove outdated test basic
908 * cyg_profile: implement fast and verbose .so
909 * Performance: add unlikely to tracepoint dynamic linking test
910 * Fix: _LGPL_SOURCE rcu dereference fix
911 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
912 * Minor fix: libc wrapper internal run script
913 * Fix: ustctl_recv_register_event pointer mixup
914 * Fix: allow enabling same events for two channels
915 * Add channel ID field to attr
916 * Remove useless else clause
917 * tracepoint: move "probe" test outside of loop
918 * Fix uninitialized has_loglevel variable
920 * Cleanup: work-around clang unused result warning
921 * Cleanup compile warning
922 * Cleanup: remove unused variables
923 * tracepoint: Don't add NULL probes
924 * Remove mention of locking issues associated with dlopen usage
925 * Implement read timer (for RT)
926 * Only flush when there are readers active
927 * Add mutex for channel wakeup fd update
928 * Fix: fields should be initialized to NULL
929 * Implement ustctl_duplicate_ust_object_data
930 * Add channel wakeup fd to monitor close
931 * Fix: refcount issue in lttng-ust-abi.c
932 * Fix: only consumerd should print errors
933 * Implement ring buffer periodic buffer switch timer
934 * Fix: ensure all probe providers have their symbols
935 * Reactivate error printing
936 * Unregister tracepoint probes when not needed
937 * Cleanup: remove now unused metadata code from UST
938 * Fix: notification timeout logic
939 * Fix: don't print error in comm proto connect on ENOENT
940 * Fix: return expected error return values for sessiond
941 * Fix: set wait/wake fd to -1 before close
942 * Fix: Only notify socket should have timeout/nonblock
943 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
944 * Fix: Add timeout on notification socket
945 * Remove now unused metadata printf code
946 * Move metadata creation into lttng-sessiond and lttng-consumed
947 * Add write metadata API to ust-ctl.h
948 * Move UST registry into sessiond and implement notifiers
949 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
950 * Use tp rcu link test in provider
951 * Remove direct dependency of probes on urcu-bp
952 * Use urcu tls-compat.h
953 * Lazy provider registration
954 * Always use lttng_get_probe_list_head to get probe list
956 * Move LTTng-UST buffer ownership from application to consumer
957 * Fix package: don't distribute generated headers
958 * Fix: don't cancel already exited threads
959 * Scalability fix: tracepoint.c hash table size increase
960 * Scalability fix for many events: event hash table size
961 * Speed up probe registration for large amount of events
962 * Add missing demo-trace shell script to dist tarball
963 * Documentation: add uuid package name for Fedora in README
964 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
965 * Add compilation support for Tile architectures
966 * Documentation: clarify debian package name for uuid in README
967 * Fix: comment in ust-ctl.h
968 * Fix I/O-related error values in ustctl
969 * Introduce hash table for lttng_create_event_if_missing()
970 * Fix: don't build C++ example if a C++ compiler isn't available
971 * Remove LIBFORMAT output in configure.
972 * Document dependency on libuuid
974 2012-12-20 (13th Baktun) lttng-ust 2.1.0
975 * Bump liblttng-ust-ctl lib version major number
976 * Bump UST proto version minor number
977 * Helper to debug: add object name
978 * Tests: Fix rundir not created in ust-basic-tracing
979 * ust test: add missing return -1
980 * Test: update ust tracing unit tests to 2.1 internal ABI
981 * Tests: Fix rundir not created in ust-multi-test
982 * Adapt internal files and examples to TRACEPOINT_INCLUDE
983 * Adapt tests to TRACEPOINT_INCLUDE
984 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
985 * Fix: don't do macro expansion in tracepoint file name
986 * Fix lttng-gen-tp: Template file must end in .tp
987 * Pack structures in comm protocol between UST and sessiond
988 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
989 * Cleanup lttng-gen-tp: remove leading underscore before include guard
990 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
991 * Update license text
992 * Fix: check if event enabled for bytecode-less events
993 * Fix: handle enablers without bytecode
994 * Print probe provider mismatch error even without -Wsystem-headers
995 * filter: Add missing padding
997 2012-11-22 lttng-ust 2.1.0-rc2
998 * filter interpreter cleanup: use uint64_t for retval
999 * Fix: filter linking can dereference NULL pointer on alloc failure
1000 * Cleanup: remove whitespaces and EOL in tests
1001 * Filter: use only single lower bit of filter return value
1002 * Fix: filter: var len array at end of external structure
1003 * Fix: filter link fail handling
1004 * Fix: add missing seqnum field to filter
1005 * filters: perform union rather than intersection
1006 * Implement support for overlapping wildcard/events
1007 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
1008 * filter: add seqnum field to filter command
1009 * Filter iteration: iterate on list of filters
1010 * document that tracepoint names should ideally not be re-used
1011 * Remove LIBFORMAT config declaration, unused
1012 * Add libc errno translation layer to UST error code
1013 * Fix: add const qualifier for filter local void *
1014 * Fix: re-allow non-lvalue string, sequence, array parameters
1015 * Tear down handles associated with a closed sessiond socket
1016 * Distinguish UST return codes from transport return codes
1017 * Fix: Conditionally disable tests requiring shared libs support
1018 * Cleanup: don't spawn per-user thread if HOME is not set
1019 * Manpage: document supported UST contexts
1020 * Fix: procname context semantic
1021 * Fix: Fix self-assign warning on struct ustfork_clone_info init
1022 * Fix: memcpy of string is larger than source
1023 * Implement liblttng-ust-fork daemon() override test
1024 * liblttng-ust-fork: override daemon() call
1025 * ustfork: set errno to ENOSYS if symbol lookup fails
1026 * Fix: be quiet on filter linker error
1027 * Build out of src tree
1028 * Fix: filter bytecode specializer stack leak
1029 * Fix: reloc offset validation error out on filters with no reloc table
1030 * Perform calculation on bit size in 64-bit
1031 * Use uint64_t for packet header content size and packet size
1032 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1033 * Fix: BSD getprogname null pointer dereference
1034 * Add support for model.emf.uri event info
1035 * Filter error message cleanup
1036 * Manpage update: document use in daemons
1037 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1038 * Fix: get_wait_shm() ust mutex deadlock
1039 * Fix: add events with 0 field to field list
1041 2012-09-10 lttng-ust 2.1.0-rc1
1042 * Fix make dist: fix liblttng-ust-java dependencies
1043 * Fix make dist: add missing filter header
1044 * Fix: backward compatibility with UST 2.0 app probes
1045 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1046 * Export "written" information about fields
1047 * Fix filter: pointer to string, not string, should be on stack
1048 * Fix: tracepoint float nowrite
1049 * Fix: accept 65536 bytes long bytecodes
1050 * Add hostname to env
1051 * ABI change: bump internal version to 3.0.0
1052 * Fix: threads should be created in DETACHED state
1053 * Fix: 32-bit x86 strict-aliasing warnings
1054 * Fix UST SIGPIPE handling
1055 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1056 * Cleanup: filter: turn bytecode linking error msg into debug
1057 * Make lttng-ust robust against -finstrument-functions.
1058 * Filter: keep aliased ax and bx registers
1059 * Filter: remove interpreter dynamic typing
1060 * Filter: add missing specialized op names
1061 * Filter: specialize double-s64 binary comparators
1062 * Fix filter: fix stack leak on taken branch
1063 * Filter: Implement stack-based interpreter
1064 * Filter: double comparator produces s64
1065 * Filter: use hash table to check merge points
1066 * Filter: split passes into separate components
1067 * Filter: cleanup macros
1068 * Filter: validate range overflow with end of insn
1069 * Filter: validate that field ref strings are non-NULL
1070 * Filter: ensure logical operator merge is always s64
1071 * Filter: we don't care if double/s64 are literals
1072 * Filter: specialize 'and' and 'or' ops.
1073 * Implement dispatch-table based interpretor
1074 * Filter: Specialize unary operators
1075 * Define switch use as macro in interpreter
1076 * Filter interpreter: mark float test as unlikely
1077 * Filter: fix bytecode validation typo
1078 * Filter: specialize comparators
1079 * Specialize load and unary ops
1080 * Validate registers, no need to initialize to 0
1081 * Filter: opcode for ref loads
1082 * Remove redundant validation from interpreter
1083 * filter: Add bytecode validation pass
1084 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1085 * Only print filter errors if LTTNG_UST_DEBUG is set
1086 * Cleanup: remove debug define
1087 * Filter: add floating point support
1088 * Remove filter test printouts
1089 * Implement filter bytecode interpreter and linker
1090 * Filter: receive, attach and link empty filter
1091 * Filter: prepare filter stack data
1092 * Wrap dynamic len array into stackvar union
1093 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1094 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1095 * Fix: remove unused texinfo dep from configure.ac
1096 * Fix C99 strict compatibility: don't use void * for function pointers
1097 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1098 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1099 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1100 * Fix: perform TLS fixup of nest count outside of UST mutex
1101 * Fix: liblttng-ust-fork deadlock
1102 * Fix: handle pthread errors
1103 * Fix: local apps allowed should disable local (not global) tracing
1104 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1105 * Fix: support -std=c99 in tracepoint macros
1106 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1107 * hello test: fail on old style definition
1108 * Fix: tracepoint.h should not generate old-style definitions
1109 * Fix: don't define variables in headers
1110 * test "hello": add boolean test
1111 * Fix: perform macro expansion on tracepoint signatures
1112 * UST check pointer/de-reference order
1113 * Fix list field: handle error
1114 * Implement event fields listing
1115 * Implement field listing command
1116 * Fix: Block all signals in listener thread
1117 * Add CodingStyle document to tarball
1118 * Add coding style document
1119 * endian.h: support cygwin
1120 * align.h: support cygwin page size
1121 * Add cygwin support to libringbuffer getcpu.h
1122 * Add "2x int" and "2x long" types to the Java interface
1123 * Add Integer and Long tracepoint types to the Java interface
1124 * Fix: don't SIGBUS when filesystem is full
1125 * tracepoint: include stdio.h for NULL definition
1126 * manpage update: document that probes need gcc
1127 * Fix: remove # in front on extern "C" {
1128 * Cleanup: don't use GNU old-style field designator extension
1129 * Fix: remove padding field after variable sized array
1130 * Use unsigned long type for events discarded counter
1131 * Fix: getcpu build with modern uClibc versions
1132 * Fix: lttng-ust.pc needs to specify -ldl
1133 * Fix: examples Makefiles should pass $(LIBS) at last
1134 * Build a jar for the Java side of the JNI interface
1135 * Fix: ustctl need to send the second fd upon error of 1st fd
1136 * Fix: Add missing fork test program dependency library
1137 * Fix: Make the JNI interface actually work
1138 * Merge branch 'dev'
1139 * Fix: stringify version description
1141 2012-03-29 lttng-ust 2.0.1
1142 * Use bsd-compatible fcntl for close-on-exec on socket
1143 * Fix multi-session wildcard support
1144 * Fix event lost count when buffer is full
1145 * Remove inappropriate \n from easy-ust sample
1147 2012-03-20 lttng-ust 2.0.0
1148 * First STABLE version
1151 2012-03-20 lttng-ust 2.0.0-rc4
1152 * Fix out-of-bound write in ltt-events.c
1153 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1155 * Add exception handling to lttng-gen-tp io operations
1157 2012-03-16 lttng-ust 2.0.0-rc3
1158 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1159 * fix: ustcomm_close_unix_sock should close, not shutdown
1160 * Fix: do not print EPIPE perror, as it is an expected error
1161 * Ensure that multiplication of clock offset is done on 64-bit
1162 * Add 2 missing licenses in deprecated tests
1163 * Remove unbuild and unused (deprecated) make_shared_lib test
1164 * License text standardization, add missing licenses
1165 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1166 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1167 * Fix: recvmsg should handle EINTR
1168 * Make lttng-gen-tp work on python 2.6
1169 * Make lttng-gen-tp executable
1171 2012-03-02 lttng-ust 2.0.0-rc2
1173 * Fix: dmesg printout should not print metadata warnings
1174 * Fix: use transport name as channel name
1175 * Fix: Add signature check in tracepoint activation
1176 * Fix: add tracepoint signature at tracepoint definition site
1177 * Fix: keep event probe signature, for use by event probe signature check
1178 * Fix ABI: add padding to structures shared between UST and consumer
1179 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1180 * Fix ABI: Adding missing padding in tracepoint event structures
1181 * Fix: Add include/lttng/ust-config.h to git ignore
1182 * Fix effect: update README about dlopen()
1183 * Fix: fixup vtid TLS
1184 * Fix: fixup ringbuffer tls at constructor by forcing read
1185 * Fix: fix deadlock with dlopen() lttng-ust
1186 * Fix: only print event errors every 1048576 hits
1187 * Fix: add missing debug printout to identify the cause of lost events
1188 * fix: liblttng-ust-ctl should check for incorrect parameters
1189 * fix: ust comm error handling segfault
1190 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1191 * fix: on exit, leave thread/mmap reclaim to OS
1192 * fix: Handle sys_futex with async cancel, add missing pthread_join
1193 * fix: Only munmap the wait page when not exiting from process
1194 * Use CPPFLAGS instead of CFLAGS for -I
1195 * Fix type range comparison always false for 64-bit arch
1196 * demo: remove useless libs
1197 * tests: include missing headers
1198 * Add missing limits.h include for NAME_MAX
1200 2012-02-20 lttng-ust 2.0.0-rc1
1201 * Standardize version across toolchain
1202 * Fix a typo in gen-tp Makefile
1203 * Implement the .o file generation in lttng-gen-tp
1205 2012-02-16 lttng-ust 1.9.8
1206 * Fix comment in tracepoint.h
1207 * Add loglevel info to manpage
1208 * Remove stale binary file
1210 * Add a man page for lttng-gen-tp
1211 * Install easy-ust and gen-tp examples in doc/
1212 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1213 * Add missing #define _GNU_SOURCE for sched_getcpu()
1214 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1215 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1216 * Mark lib_ring_buffer_print_errors unused
1217 * Cleanup: remove extra space from easy_ust example
1218 * Add missing comma to tracepoint STAP_PROBEV call
1220 2012-02-13 lttng-ust 1.9.7
1221 * liblttng-ust-java: add missing -classpath ./
1222 * Only specify that sdt.h provides system integration for now
1223 * Add STAP_PROBEV check ton configure.ac
1224 * Add sdt.h integration
1225 * Remove extern C around probe header
1226 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1227 * Add a configure report at the end of the output
1228 * Add sdt.h integration option
1229 * Set default loglevel in metadata
1230 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1232 2012-02-09 lttng-ust 1.9.6
1233 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1234 * tracepoint: name -> _name to fix possible namespace clash
1235 * Add debug printout to tracepoint.c
1236 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1237 * Update hardcoded loglevel
1238 * Add "easy_ust" example
1240 * Zero-initialize struct msghdr
1241 * Add environment information
1242 * Fix event-specific enabling
1243 * Update static lib linking
1244 * liblttng-ust-libc: fix linking
1245 * liblttng-ust-libc: fix lib dependency
1246 * Install README and ChangeLog into system doc
1247 * Add hello-static-lib test
1248 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1249 * Fix 32-bit type: allocated len is used
1250 * Fix 32-bit type mismatch
1252 2012-02-02 lttng-ust 1.9.5
1253 * UST comm ABI: Add padding, push version to 2.0
1254 * Update loglevel names
1255 * Implement loglevels as event and wildcard attributes
1256 * Update loglevel ABI: only loglevel value/enum is known by UST
1257 * Pre-assign fixed loglevels
1258 * Remove old (now unused) loglevel control code entirely
1259 * Update loglevel selection ABI
1260 * Use boot_id as monotonic clock uuid
1261 * clock: add clock description to metadata
1262 * Properly fix the timekeeping overflow detection
1263 * Revert "Fix timestamps for slow-paced event rates"
1264 * Revert "Force 64-bit timestamps"
1265 * Declare struct lttng_ust_calibrate
1266 * Force 64-bit timestamps
1267 * demo program: ensure we don't link demo on useless libs
1268 * ust comm: Receive second FD even if 1st receive failed
1269 * ust consumer: close shm fd after mapping it
1270 * Add a comment about which wait fd is closed early by UST.
1271 * Remove leftover structure in ust-abi.h
1272 * Close stream and channel file descriptors as soon as passed to
1274 * Fix AC_LANG_SOURCE usage: only takes one parameter
1275 * Fix timestamps for slow-paced event rates
1276 * configure.ac: Use AC_LANG_SOURCE for if else macros
1277 * Add execution instructions to the demo test program
1278 * Force the building of shared noinst libraries in the demo test
1280 * Only print the futex perror in debug mode
1282 2011-12-23 lttng-ust 1.9.4
1283 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1284 * Comment the union field (only used in call_rcu scheme)
1286 2011-12-21 lttng-ust 1.9.3
1287 * Fix clock source overflow on 32-bit archs
1288 * Remove unused trace_clock_frequency
1289 * check for negative wait() return value
1290 * Add DBG message when registering a probe
1291 * Only show futex warning "perror" in debug mode
1293 2011-12-14 lttng-ust 1.9.2
1294 * Add missing ust_libc.h to Makefile.am
1295 * Use DBG instead of WARN for futex_wake workaround message
1296 * Make dlopen more robust by using the .0 target for the library
1298 2011-12-13 lttng-ust 1.9.1
1299 * First LTTng-UST 2.0 prerelease.
projects / deliverable / lttng-ust.git / blob