Version 2.11.4
[lttng-ust.git] / ChangeLog
CommitLineData
8be567a4
MD
12021-05-14 (National Dance Like a Chicken Day) lttng-ust 2.11.4
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
15
22a7e71a
MD
162021-02-17 (Random Act of Kindness Day) lttng-ust 2.11.3
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 * fix: Add CLASSPATH to autoconf precious variables
29 * Fix: Java agent: close session daemon socket on error
30 * Fix: Java agent: handle partial payload read
31
f6d8f8f3
MD
322020-04-08 (The Day After National Beer Day) lttng-ust 2.11.2
33 * Fix: v.u.d might be uninitialized
34
3492e923
MD
352020-03-04 (National Grammar Day) lttng-ust 2.11.1
36 * Fix: set FD_CLOEXEC on incoming FDs.
37 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
38 * Fix: jhash.h: remove out-of-bound reads
39 * Cleanup: remove trailing white spaces across project
40 * Fix: lttng-ust-comm.c: return number of fd rather size of array
41 * liblttng-ust: exit loop early on event enabler match
42 * Add git-review config
43 * Fix: build with -fno-common
44 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
45 * Fix: document proper liburcu version dependency
46 * Fix: Add missing files to distribution
47
a2d048fa
MD
482019-10-17 (Wear Something Gaudy Day) lttng-ust 2.11.0
49 * (no change)
50
5d802790
MD
512019-10-11 (National Sausage Pizza Day) lttng-ust 2.11.0-rc5
52 * Fix: lttng perf counter deadlock
53 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
54 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
55 * Fix: fd tracker: provide async-signal-safety for close wrapper
56 * Fix: Disable cancellation around fd tracker lock
57 * Fix: Lock FD tracker across fork
58 * doc/man: include build version in GitHub links
59 * Check if the AR environment variable exists for cross compilation
60
ef0e5285
MD
612019-09-07 (Walter White's Anniversary) lttng-ust 2.11.0-rc4
62 * Fix: don't wait for initial statedump when 0 session active
63 * Fix: wait for initial statedump before proceeding to the main program
64 * Use MAP_POPULATE to reduce pagefault when available
65 * Fix: remove uninitialised value
66 * Fix: GCC unaligned pointer warnings
67 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
68 * Fix: missing define when not building with gcc
69 * Fix: client_sequence_number may dereference NULL pointer
70 * Fix: namespace our gettid wrapper
71
e143cbcc
MD
722019-05-24 (Scavenger Hunt Day) lttng-ust 2.11.0-rc3
73 * Cleanup: bitfields: streamline use of underscores
74 * Silence compiler "always false comparison" warning
75 * Fix: bitfield: shift undefined/implementation defined behaviors
76 * Fix: Update coding style link
77 * Fix: alignment of ring buffer shm space reservation
78 * Fix: allocate ts_end in ringbuffer shared memory
79 * Fix: timestamp_end field should include all events within sub-buffer
80 * ust-ctl API: clarify getter usage requirements
81 * Fix: don't access packet header for stream_id and stream_instance_id getters
82 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
83 * doc: remove repeated word in coding style
84 * tap-driver.sh: flush stdout after each test result
85 * Move wait_shm_mmap initialization to library constructor
86
76f991cf
MD
872019-01-25 (National Opposite Day) lttng-ust 2.11.0-rc2
88 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
89 * Clarify lib_ring_buffer_switch_slow() requirements
90 * Fix: address shellcheck warnings/errors in example scripts
91 * Fix: check for event class/instance prototype mismatch
92 * Fix: race between statedump and library destructor
93 * Fix: reset procname on fork in child process
94
0ae2fe51
MD
952018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
96 * Fix: add missing stdbool.h include
97 * Move symbol preventing unloading of probe providers
98 * Fix: Remove unused line from liblttng-ust-fd makefile
99 * Fix: add liblttng-ust dependency to liblttng-ust-fd
100 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
101 * Fix: lttng filter validator ERANGE error handling
102 * Filter: implement dynamic typing for load object
103 * Filter: add FILTER_OP_RETURN_S64 instruction
104 * Perform bitwise ops on unsigned types
105 * Filter: catch shift undefined behavior
106 * Filter: implement bitwise lshift, rshift, not
107 * Filter: index array, sequences, implement bitwise binary operators
108 * Fix: AM_CONDITIONAL should be outside AS_IF block
109 * Fix: build jni libs with openjdk >= 10
110 * Fix: ustfork: save and restore errno in syscall wrappers
111 * Fix: cache the result of getpid() internally
112 * Fix: reset cached vpid context on fork
113 * Fix: build example SO when PIE is enabled
114 * Fix: string comparison on incorrect length in context provider
115 * Support unloading of probe providers
116 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
117 * dlopen() liblttng-ust.so from constructor to prevent unloading
118 * Add probe provider unregister function
119 * Cleanup: Move version numbers in separate variables in configure script
120 * Remove duplicate provider name checks
121 * Fix: remove for() loop initial declarations
122 * Use ust_lock during sock_info operations for atomicity against fork
123 * Force tracked fd to be bigger than STDERR_FILENO
124 * Fix: numa: dynamically check that numa is available
125 * Fix: specify SONAME in python-lttngust LoadLibrary
126 * Fix: ensure fd tracker is initialized when called from constructors
127 * Fix: fd of an elf object must be registered to the fd tracker
128 * Cleanup: clock description for metadata was moved to lttng-sessiond
129 * Fix: liblttng-ust-fd.so: override fclose symbol
130 * Revert "Use initial-exec TLS model"
131 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
132 * configure.ac: add --disable-examples option to not build/install examples
133 * Disable NUMA by default on 32bit arm
134 * Update Makefile.am output about libnuma not found
135 * Update readme to document opt dep on numa
136 * numa support: allow disabling numa support
137 * Update README to document dependency on libnuma
138 * Take NUMA configuration into account for UST buffer allocation
139 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
140 * Use initial-exec TLS model
141 * lttng-gen-tp: formatting
142 * Fix: lttng-gen-tp: only replace file extension
143 * Fix: move fsync after ftruncate
144 * Fix: sync buffer file metadata on buffer allocation
145 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
146 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
147 * Fix: doc/man: use a single XSL file and match local names
148 * Fix: Expand the shmobj size for the sequence number
149 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
150 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
151 * Calculate context length outside of retry loop
152 * Fix: Quote CMAKE variable assignment in Makefile
153 * Rework configure script
154 * Fix: Typo in doc/examples/Makefile.am
155 * Fix: Don't override user variables within the build system
156 * Move m4 scripts to m4 dir
157 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
158
59d82da5
MD
1592017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
160 * Clean-up: remove unused variables to silence gcc warning
161 * Add ustctl_snapshot_sample_positions ustctl command
162 * Cleanup: formatting in strutils_star_glob_match explanation
163 * doc/man: add typical `$` and `#` prompts to command lines
164 * Fix: add missing getenv.h include to ustctl.c
165 * Fix: race between lttng-ust getenv() and application setenv()
166 * Use SIZE_MAX instead of -1ULL for size_t parameter
167 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
168 * Fix: out of bound array access in filter code
169 * Correctly clean all generated JAR files
170 * Fix: List missing file in Java agent's Makefile
171 * Support generic globbing patterns in the Java agent
172 * Log more information in the Java TCP client
173 * Cleanup: Remove unused import in JUL Java agent
174 * Add support for star globbing patterns in event names
175 * Filtering: add support for star-only globbing patterns
176 * Add string utilities
177 * Fix: (un)install targets of Python agent
178 * Fix: include config.h to resolve HAVE_DLMOPEN
179 * Validate the presence of dlmopen at configure time
180 * Fix: CMake examples integration
181 * doc/examples/Makefile.am: define C and C++ compilers for CMake
182 * lttng-ust(3): document `lttng_ust_loaded` symbol
183 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
184 * lttng-ust-dl(3): update documentation
185 * lttng-ust(3): document liblttng-ust-fd
186 * doc/man: document the lttng_ust_lib events
187 * doc/man: add full stop to descriptive table cells
188 * doc/man: reorganize source for tables
189 * lttng-ust(3): sort ctf_*() macro parameter definitions
190 * lttng-ust(3): fix alignment and indentation
191 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
192 * Filter code relicensing to MIT license
193 * Performance: add missing "caa_unlikely" on fast-path
194 * Fix: blocking mode: add missing stdbool.h include
195 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
196 * Fix: loglevel and model_emf_uri build fix
197 * Fix: loglevel and model_emf_uri with g++ compiled probes
198 * Fix: Out of tree build of liblttng-ust-java
199
e654ae79
MD
2002016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
201 * Fix: cmake example with configure based oot build
202 * Fix: perform statedump before replying to sessiond
203 * build: check for CXX_WORKS for cmake example
204 * Implement liblttng-ust-fd
205 * Introduce file descriptor tracker
206 * Fix: honor send timeout on unix socket connect
207 * Fix: perform TLS fixup in all UST entry points from each thread
208 * Fix: build: pass configure flags to cmake example
209 * Performance: implement lttng_inline_memcpy
210 * Performance: mark ring buffer do_copy callers always inline
211 * Performance: cache the backend pages pointer in context
212 * Add ctx_len field to ring buffer context
213 * ring buffer: handle shmp errors
214 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
215 * Performance: Only dereference shmp once
216 * Performance: Mark channel and buffer event disabled check unlikely
217 * Performance: Relax atomicity constraints for crash handling
218 * Fix: compat: -ust suffix sprintf error handling
219 * Performance: disable event counting by default
220 * Fix: remove unlock in getcpu
221 * Performance: remove rcu read lock from ring buffer get/put cpu
222 * Performance: define _LGPL_SOURCE in LGPL c files
223 * Performance: split check deliver fast/slow paths
224 * Fix: perf counters build against kernel headers < 3.12
225 * Fix: perf counter context deadlock
226 * Fix: many-events registration/unregistration speed
227 * Fix: pre-fault TLS in ust-malloc instrumentation
228 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
229 * Fix: reset vtid cache before releasing urcu locks
230 * Fix: cleanup local_apps.allowed flag on lib cleanup
231 * Fix: Correctly handle invalid agent port file
232 * Fix: memory corruption in compat.h
233 * Introduce lttng_ust_loaded weak symbol
234 * Revert "Introduce LTTNG_UST_LOADED environment variable"
235 * Introduce LTTNG_UST_LOADED environment variable
236 * Fix: remove invalid free
237 * Use AC_PROG_MKDIR_P (generic mkdir -p)
238 * Split CMake example build steps on different lines
239 * Fix: CMake example: specify source/built includes/libs
240 * configure: allow building perf support across all architectures
241 * Fix: use-after-free in statedump lib iter_end
242 * Add generic fallback for perf counter read
243 * Fix: perf counters: sign-extend pmc register
244 * doc: Add flags for JUL and python agent compiling
245 * tests/hello.cxx: add ctf_enum_auto() entries
246 * Add ctf_enum_auto() for autoincrementing enumeration values
247 * Add missing ust_lib.c and ust_lib.h
248 * dl instrumentation: add dlmopen event, trace dlopen flags
249 * Add library load/unload tracking events
250 * Communication protocol: use fixed-size integer rather than enum
251 * Add ustctl command to regenerate the statedump
252 * Implement statedump command in UST
253 * tests/hello.cxx: add enumeration field
254 * Fix: ctf_enum_value() does not work with g++
255 * Fix: lttng context perf: missing stdbool.h header include
256 * Add perf context support for ARMv7
257 * Keep perf context FD open for other architectures
258 * Doc: cmake example: fix coding style
259 * Doc: ship cmake example with 'make distcheck'
260 * Doc: add CMake example
261 * configure.ac: check cmake availability
262 * Only build python lib when agent is enabled
263 * doc: information has no plural
264 * Fix: allow non-LGPL modules to use tracepoints
265 * Add -ust to the name of UST threads of the application
266 * Comment the locking mechanisms in ContextInfoManager
267 * Fix: Null-check return value of log4j.Category.getAllAppenders()
268 * Add liblttng-ust-agent.jar to the .gitignore
269 * Fix: Specify encoding when reading agent port file
270 * Fix: Include child loggers in the output of "lttng list"
271 * Fix: Handle both agent config files pointing to same port
272 * Suppress static method warning
273 * Add more logging to the LttngTcpSessiondClient
274 * Use config.h to detect sched_getcpu support
275 * Fix: use limits.h in ust-elf test
276 * Fix: strerror_r behavior is glibc specific
277 * Add support for musl libc to ust-dlfcn.h
278 * Fix: don't generate 0-len array in tracepoint probes
279 * Fix: log4j example: set logger level to prevent unexpected level inheritance
280 * Fix: no LGPL define for malloc and pthread wrappers
281 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
282 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
283 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
284 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
285 * Update version name TBD
286 * Update version to 2.9.0-pre
287 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
288 * Fix: update debug message about weak-hidden symbols
289 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
290 * Fix: test: relax requirement on weak-hidden symbol address
291 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
292 * Fix: test weak-hidden symbols
293 * Print DBG() message about compiler weak hidden symbol behavior
294 * test: add test for gcc issue with weak hidden symbol on powerpc
295 * Restrict Java context retriever names to a set of valid characters
296 * Fix: Correctly compute Java agent list loggers response size
297 * Add support for aarch64_be
298 * Fix: Fix synchronization of LTTngAgent#dispose
299 * Fix: Verify number of bytes contained in sessiond agent commands
300 * Fix: Avoid potential null dereference with log4j loggers
301 * Specify UTF-8 encoding for all Java agent commands
302 * Fix: merge tap tests stdout and stderr
303 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
304 * Fix: unchecked return value in trace_clock_read64_monotonic
305 * Fix: portability: no arith on void pointer
306 * Fix: initialize build id and debug link flags to 0
307 * Tests: Add tap-driver.sh for automake < 1.12
308 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
309 * Tests: Replace prove by autotools tap runner
310 * bootstrap: Standardize on autoreconf -vi
311 * Harmonize bootstrap script across projects
312 * lttng-ust(3): order environment variables
313 * lttng-ust(3): fix syntax of env. variables section
314 * lttng-ust(3): document $LTTNG_HOME
315 * Fix: Java agent should use LTTNG_HOME
316 * Fix: examples make distcheck failure
317 * Cleanup: add static for internal symbols
318 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
319 * Use min_t/max_t macros in lttng-ust-elf.c
320 * Tests: update ust-elf tests to reflect correct memsz computation
321 * Fix: erroneous computation of ELF in-memory size
322 * Make code and man pages share the same default values
323 * Fix: remove NULL check of nonnull parameter in dlclose
324 * Tracepoint array/sequence: add nowrite hex macros
325 * Tracepoint: add ctf array for network byte order integers
326 * Tracepoint: add ctf sequence for network byte order integers
327 * Fix: endianness of integers received by filter
328 * Doc: Update README.md
329 * Fix: jul and log4j agents makefile missing line and indentation
330 * Fix: re-introduce exported symbols
331 * Doc: update manpages for soinfo/sopath name change
332 * Rename statedump and dl events and fields
333 * Tests: list ust-elf test data explicitly in EXTRA_DIST
334 * Tests: add tests for lttng_ust_elf_is_pic
335 * Add is_pic field to statedump soinfo event
336 * Fix: add common jar to lttng-ust-agent-all dependencies
337 * Fix: add version to lttng-ust-agent-all jar file
338 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
339 * Fix: re-add liblttng-ust-agent.jar
340 * Fix: lttng java agent: dispose is non-static
341 * doc/man: do not use macros in the NAME section
342 * doc/man: remove duplicate copyrights section
343 * doc/man: lttng-ust(3): add tracing control to example
344 * doc/man: lttng-ust(3): split example files in subsections
345 * doc/man/common-copyrights: add missing THANKS section
346 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
347 * README.md: bolden dependencies and update links
348 * README.md: split required and optional dependencies
349 * Convert man pages to AsciiDoc
350 * Fix: remove dead code from filter interpreter
351 * Fix: convey enum value signedness into metadata
352
358b7b74
MD
3532016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
354 * Fix: remove assertions in lttng-ust-comm init
355 * Add tracepoint_disable_destructors()
356 * Documentation: fix manpage typo
357 * Fix: move lttng_context_is_app to core file
358 * Fix: move dummy functions to common file
359 * Fix: handle backward probe compatibility for application contexts
360 * Fix: application context header size
361 * Fix: event ctx get size should be after chan ctx
362 * Clarify and simplify the Java agent "Hello" examples
363 * Export the stream instance ID
364 * Generate and export the sequence number
365 * Add stream instance id to the packet header
366 * configure.ac: print empty line after AC_OUTPUT
367 * configure.ac: macros with no arguments do not need ()
368 * configure.ac: standardize indentation to tabs
369 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
370 * configure.ac: test -a -> shell's && (more portable)
371 * configure.ac: use test "x$var" = "xyes"
372 * configure.ac: AM_CONDITIONAL() accepts two arguments
373 * configure.ac: use dnl at appropriate places
374 * configure.ac: if -> AS_IF()
375 * configure.ac: case -> AS_CASE()
376 * configure.ac: add missing quotes in macro calls
377 * configure.ac: use macros for version name and description
378 * configure.ac: do not use shell eval for known values
379 * Add CONTRIBUTING.md
380 * Output "(null)" when ctf_string()'s arg is NULL
381 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
382 * Fix: java agent 32-bit pointer to jlong warning
383 * Fix: Use Java 6 syntax in JUL examples
384 * Fix: add missing example file to dist tarball
385 * Fix: add missing header to dist tarball
386 * Fix: add missing LttngContextApi.java to dist tarball
387 * Pass the Java app context information using two separate arrays
388 * Fix: Correctly report filter notifications on Java agent teardown
389 * Add some logging to the AbstractLttngAgent
390 * Fix: Clear tracked application contexts upon closing a Java agent
391 * Introduce a verbose mode for the Java agent
392 * Implement Java agent application context retrieval
393 * Turn ISessiondCommand into an abstract class
394 * Split the JNI APIs in separate classes
395 * Add app context support to ust-ctl protocol
396 * Handle application context cmd
397 * Implement dynamic types, and application context provider support
398 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
399 * Fix: Ensure the Java JUL messages are correctly formatted
400 * Fix: double-free on error sending fields
401 * Add CTF enum type support to tracepoint event
402 * Fix: missing _GNU_SOURCE define
403 * python-lttngust/setup.py.in: update setup() fields
404 * Refactor Python agent build and install
405 * Fix: remove debugging print() call from Python agent
406 * Fix: header size larger than 256 bytes
407 * Python agent: Support Agent protocol v2.0
408 * Fix: Java agent protocol network endianness consistency
409 * Fix: examples jul: add missing files to make dist
410 * Fix: Filer -> Filter typo in example
411 * Fix: Return the correct list of available Java events
412 * Add a toString() to Java agent's EventRule
413 * Add API stubs for the Java context info retrievers
414 * Receive the event filter string in the Java agent
415 * Document the Java filter notification model
416 * Add filter change notification mechanism to the Java agent
417 * Manage complete "event rules" in the Java agent
418 * Introduce a new client listener interface for the Java agent
419 * Turn ILttngAgentResponse into an abstract class
420 * Remove stale tests/java-jul test
421 * Fix: live timer calculation error
422 * Fix python agent build/install/uninstall with DESTDIR specified
423 * Fix: Don't (re)define STAP_PROBEV
424 * Fix: don't dereference NULL pointers
425 * Cleanup: Remove unused values
426 * Fix: Value stored to 'has_waited' is never read
427 * Fix: Argument with 'nonnull' attribute passed null
428 * Cleanup: Unnecessary bit shift
429 * Clean-up: remove extraneous "found" parameters in ust-elf
430 * Fix: sysconf() unchecked return value
431 * doc: add Python example
432 * Fix: Python agent: do not register twice to same port
433 * Fix: potential leaks in error paths
434 * Fix: double free in liblttng-ust-dl
435 * Fix: make check in OOT build with absolute path
436 * Fix: elf: leaks on error paths
437 * Cleanup: coding style
438 * Cleanup: elf: use off_t for offsets, size_t for len
439 * Cleanup: eliminate implicit sign-extension
440 * Fix: elf: NULL pointer dereference
441 * Fix: add missing ust-elf.h header to dist
442 * Fix: make check in out of tree build
443 * Fix: old gcc warnings
444 * Fix: old gcc warning
445 * Fix: remove stale lttng-ust-elf.h from makefile
446 * Fix: elf: uninitialized ret
447 * Fix: test elf: handle NULL debug file
448 * test: elf move constants to top of implementation
449 * Fix: elf test prog arg checking
450 * baddr statedump: remove dependency on file streams
451 * baddr statedump: hold ust lock around allocations
452 * Add unit tests for lttng_ust_elf
453 * Add memory size, build id, and debug link info to statedump and dl
454 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
455 * Cleanup: more descriptive error message
456 * Fix: add missing ust lock around objd_table_destroy()
457 * Fix: application exit race with pthread cancel
458 * Cleanup: configure layout for python agent detection
459 * Build: python agent: use setup.py over autoconf
460 * Build: add python interpreter used by python agent if built
461 * Doc: basic lttng ust python agent documentation
462 * Build: use AM_PATH_PYTHON to resolve python when building agent
463 * Build: only check if python exists in path
464 * Update version to 2.8.0-pre
465 * Fix: Send the correct Java agent return code when disabling events
466 * Fix: Correctly handle the command to disable all events
467 * Small refactor of the Java agent's TCP client
468 * Rename Java Agent event names to "event"
469 * Rename Python agent tracepoint to "event"
470 * Allow compiling the Java agent with Java 1.6
471 * Restore concurrent build when Java agent is enabled
472 * Refactor Java agent to let applications manage the log handlers
473 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
474 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
475 * Cleanup: Add Javadoc to all public methods and members
476 * Fix: Small fixes to the Java agent example files
477 * Update doc/java-agent.txt to reflect the new packaging
478 * Split Java agent library in 3 separate jars
479 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
480 * Use tar-ustar format for the dist archive
481 * Fix: remove generated file from git tree
482
36745ac7
MD
4832015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
484 * Fix: Use $enableval with AC_ARG_ENABLE
485 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
486 * Fix: handle sys_futex EINTR and EWOULDBLOCK
487 * Fix: update liburcu URL
488 * .gitignore: ignore Python agent generated files
489 * Add ctf_sequence_hex() macro
490 * Fix: set soinfo_data's vdso flag correctly in base address statedump
491 * Fix: running java examples out of tree
492 * Fix: java class check when uudecode is not present
493 * Cleanup: remove extra whitespace in configure output
494 * Default to no unaligned access on unsupported archs
495 * cleanup: Coding style fixes to the Java agent
496 * cleanup: Mark obsolete JUL agent as @Deprecated
497 * Fix compilation warnings in the Java agent
498 * Fix: out of tree build of java agents
499 * Fix: Use env CLASSPATH when building log4j example
500 * Fix: build log4j example when enabled
501 * Bump tracer version to 2.7.0-pre
502 * Fix: perform volatile load of tracepoint state
503 * Add demo-tracelog to gitignore file
504 * Add aarch64 support to configure
505 * Implement cpu_id context for filtering
506 * ust cyg-profile: use same class for entry and exit
507 * Fix: function instrumentation ip context
508 * Fix: liblttng-ust-dl ip context
509 * Remove caller field from malloc events
510 * Fix: pthread wrapper ip context
511 * Fix: lttng-ust-malloc ip context
512 * Allow TP_IP_PARAM arg name to be configured
513 * tracelog: use same class for all loglevels
514 * fix tracelog namespacing of loglevels
515 * Add tracelog documentation to lttng-ust(3)
516 * Implement demo-tracelog example
517 * Implement tracelog API
518 * Fix: fetch caller address from tracef()
519 * Rename helper providers and events for consistency
520 * Refactor state dump system
521 * Refactor Python agent
522 * Fix: building probe providers with C++ compiler
523 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
524 * Fix: Don't wait during registration if clock_gettime() fails
525 * Fix: getcpu/clock plugin handle leak
526 * Fix: add missing new ldl dependency for liblttng-ust-ctl
527 * Fix: add missing getenv wrapper
528 * Fix: add missing lttng-clock.c
529 * Fix: add missing ust-clock.h
530 * clock plugin example: use shift and mul
531 * Implement getcpu override
532 * Implement clock override plugin support
533 * Add tracepoint_enabled() macro
534 * Move file creation/unlink from liblttng-ust-ctl to consumerd
535 * Implement file-backed ring buffer
536 * Fix: oot build: missing top_builddir include
537 * Fix: Mismatching code and console output in log4j example
538 * Update manpage about LTTNG_UST_DEBUG effect
539 * Don't output to stderr from lib unless DEBUG is activated
540 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
541 * Fix: out-of-tree build: wrong file path for sed input
542 * Fix: make dist: python agent file handling
543 * Fix: java-agent: out-of-tree path to java manifest
544 * Add return address to liblttng-ust-libc-wrapper
545 * Fix: missing parenthesis in offset_align_floor
546 * Fix: add ustctl_has_perf_counters
547 * Fix: add urcu-bp TLS fixup
548 * Fix: add missing poll.h include
549 * Fix: get_subbuf: bound number of consumerd retry
550 * Fix: man: you can't link a lib with a static lib
551 * Fix: context alignment not properly handled
552 * Fix: Shorthand option -cp not supported in all version of Java
553 * Fix: allow tracepoints to build with --std=c99
554 * Bump UST ABI for new release cycle
555 * Cleanup: remove "disabled" flag for new release cycle
556 * Fix: filter attach vs event enable race
557 * Fix: add a configure check for weak symbols support
558 * Fix coverity warning about sizeof(void **) != sizeof(void *)
559 * Fix: off-by-one in sequence filter comparator
560 * Fix: Java Agent JAR file symlink should be created after objects install
561 * Fix: Add versioning to liblttng-ust-agent JAR
562 * Fix: Warn when log4j version is too old
563 * Update Java agent documentation
564 * Fix: Try loading classes using the thread context class loader
565 * Add Python agent support
566 * Update version name
567
837fc266
MD
5682014-10-20 lttng-ust 2.6.0-rc1
569 * Add missing file to gitignore
570 * Fix: preserve example files' timestamps when copying
571 * Fix: Abort loading log4j agent classes when detected log4j version is too old
572 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
573 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
574 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
575 * Rename public structure to avoid collisions
576 * Refactor liblttng-ust-jul in liblttng-ust-agent
577 * Build the liblttng-ust-java library using the new M4 macros
578 * Add M4 macros helpers to build Java programs
579 * Modernize README using Markdown
580 * Documentation: clarify event name in lttng-ust.3
581 * Add cscope to gitignore
582 * configure.ac: fix "missing jni.h" error message
583 * Fix: remove references to trace_printf()
584 * Change JUL agent to use the new ABI
585
ce59a997
MD
5862014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
587 * Mutex while updating statedump_pending is not needed
588 * Revert "Turn base address dump into experimental feature"
589 * Fix: document ust_fork_mutex nesting
590 * Bugfix for #745 deadlock with baddr statedump+fork
591 * Move enablers syncing after the channel registration
592 * Add lttng_ust_notrace to static inline functions
593 * lttng ust: support ppc64le within configure
594
f08370eb
MD
5952014-06-27 lttng-ust 2.5.0-rc2
596 * Fix: lttng-ust-jul: set thread in daemon mode
597 * JUL: use root logger to capture events
598 * Fix: Wrong configure check for UST perf event counters context support
599 * Fix: multiple providers in same C file failure
600 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
601 * Fix: 2.5.0-rc1 changelog has off-by-one date
602
40fc5322 6032014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
c2d275b8
MD
604 * Fix: out of tree build for lib Java and JUL
605 * Fix: default loglevel is DEBUG
606 * Fix: refuse overwrite mode buffers with less than two subbuffers
607 * Fix: tracef.h: add missing c++ guard
608 * Fix: remove JUL loglevel filtering from the agent
609 * Fix: cleanup JUL agent state on sessiond disconnect
610 * Fix: Move generated headers to the BUILT_SOURCES target
611 * Fix: perf ust: check close return value
612 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
613 * Implement LTTng-UST perf counters support on x86
614 * Fix linking failure when cross-compiling
615 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
616 * Fix: pass proper args when writing commit counter
617 * Fix: pad strings that are modified concurrently with tracing
618 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
619 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
620 * Fix: .split() the CC environment variable in lttng-gen-tp
621 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
622 * Fix: python invocation through env
623 * Change default loglevel to TRACE_DEBUG_LINE
624 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
625 * Fix: don't accept configure --disable-shared
626 * Fix: configure.ac: add missing result to alignment req. check
627 * Fix: malloc wrapper: infinite recursion with compat TLS
628 * Fix: lttng-ust needs -ldl for tracef()
629 * Fix: typo in lttng-ust.3
630 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
631 * Fix: add demo-tracef to dist tarball
632 * Fix: add missing header files for tracef
633 * Implement tracef() instrumentation API
634 * Add 'unused' attribute to tracepoint callback
635 * Use autoconf AM_MAINTAINER_MODE
636 * Fix: mismatch between code and comments
637 * Fix: incorrect urcu git URL in README
638
5ba5bf7f
MD
6392014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
640 * Fix: JUL test: update to API change
641 * Fix: Cast from pointer to different integer size warning
642 * Turn base address dump into experimental feature
643 * Fix: JUL support multiple loglevels
644 * Fix: Skip lttng-gen-tp example build if Python is missing
645 * Fix: dynamically fetch the session daemon port
646 * Fix: JUL agent connect to user and root sessiond
647 * Fix: handle registration done command
648 * Fix: Unsynchronized access in LTTngTCPSessiondClient
649 * Cleanup: fix comment
650 * Fix: Dump executable base-address with readlink
651 * Fix: add assert for NULL dereference
652 * Fix: tracepoint out of memory handling
653 * Fix: dereference before null check
654 * Cleanup: remove logically dead code
655 * Fix: handle sysconf errors
656 * Fix: java-jul/Makefile should not be marked as a binary
657
d06136ec
MD
6582014-02-14 lttng-ust 2.4.0-rc4
659 * Cleanup: remove extra space in dlerror wrapper
660 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
661 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
662 * Fix: malloc libc instrumentation wrapper
663 * Fix: add LTTngEvent class to fix delayed logger
664 * Fix: FD leak in liblttng-ust-ctl
665 * Fix: liblttng-ust-dl Makefile flags mismatch
666 * Fix: liblttng-ust-fork Makefile flags mismatch
667 * Fix: out of tree examples build
668 * Fix: C++: incomplete extern C guard transition
669
35d2bbde
MD
6702014-01-29 lttng-ust 2.4.0-rc3
671 * Fix: add missing JUL loglevel handling
672 * Cleanup gen-tp: add quotes around AM_CC
673 * Pass the CC variable to the example Makefiles
674 * cleanup ust_baddr and ust_baddr_statedump doc
675 * baddr: add ust_baddr and ust_baddr_statedump doc
676 * Fix: baddr_statedump tracepoint registration
677 * Fix: baddr out of tree build
678
d516ed24
MD
6792013-12-10 lttng-ust 2.4.0-rc2
680 * Fix: baddr_statedump tracepoint registration
681 * Fix: baddr deadlocks and RCU races
682 * Fix: lock exit mutex when creating threads
683 * Fix: baddr deadlock with lttng-ust destructor
684 * baddr: include missing header
685 * baddr: get session under lock
686 * Fix: take the ust lock around session iteration in statedump
687 * Fix: baddr_statedump deadlock with JUL tracing
688 * Fix: client_packet_header() uses wrong packet
689 * Cleanup: fix typo in ring buffer backend comment
690 * Compile liblttng-ust-baddr c files into liblttng-ust
691 * Allow suppressing of base-address-state tracing
692 * Integrate base-address statedump into lttng-ust
693 * Fix: eliminate timestamp overlap between packets
694 * Fix: lttng-gen-tp to build out of tree
695 * Fix: compile doc/ after JUL/Java
696 * JUL: add Hello.java in doc/examples
697 * Fix lttng-ust(3) manpage
698 * JUL: fix enable all event for delayed Logger
699 * Fix: typo in JNICALL for the JUL tracepoint
700 * Fix: move va_end to outermost label
701 * Fix: add missing NULL check after allocation
702 * Fix cleanup: all spaces before flags
703 * fix: lttng-gen-tp: add missing spaces around flags
704
48de55ad
MD
7052013-11-15 lttng-ust 2.4.0-rc1
706 * doc/examples: error out when a subdir make fails
707 * JUL: fix out of tree build
708 * Java/jul: fix make dist
709 * JUL: install documentation and jar file
710 * Add missing copyrights to test scripts
711 * Escape minus signs in lttng-ust-cyg-profile manpage
712 * Fix spelling mistake in lttng-ust manpage
713 * Fix tests/benchmark
714 * Implement base-address-state tracing
715 * Base-address tracing for dlopen and dlclose
716 * Add a check against excluders
717 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
718 * Store exclusions to enablers
719 * Add excluders to enabler structure
720 * Send exclusion data through ustcomm
721 * Define exclusion structure for UST ABI
722 * Define a new command LTTNG_UST_EXCLUSION
723 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
724 * Fix: check for java .class in package subfolders
725 * Fix: java library to use user define JDK at compile time
726 * Add liblttng-ust-jul for JUL support
727 * Fix: application SIGBUS when starting in parallel with sessiond
728 * Fix: Minor corrections to the lttng-ust man page
729 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
730 * Warning cleanup: add missing padding initializer
731 * Fix: socket connect hang on heavy loads
732 * Cleanup: fix typo
733 * Fix: ust-comm recvmsg should handle partial receive
734 * gcc warning fix: -Wextra
735 * Add usage reference count for tracepoints
736 * tracepoint.c: Move add_callsite/remove_callsite further down in file
737 * Store the callsites into the library callsite list
738 * Fix linking warning
739 * Per-stream ioctl to get the current timestamp
740 * LTTng ringbuffer ABI calls for index generation
741 * Specialize lttng_ust_lib_ring_buffer_client_cb
742 * Add tracing instrumentation for pthread mutex lock functions
743
9f00ce32
MD
7442013-09-03 lttng-ust 2.3.0
745 * No change
746
07d2f704
MD
7472013-08-30 lttng-ust 2.3.0-rc2
748 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
749 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
750 * Fix: doc/examples cross-build
751 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
752 * Introduce configure --with-lttng-system-rundir
753 * examples: tracepoint probes don't need extern C
754 * Tracepoint probes don't need extern C
755 * Add trace support for memalign and posix_memalign
756 * malloc instrumentation: remove dependency on pthread
757 * Add trace support for calloc and realloc.
758 * Fix: allow make check to run in VPATH build
759 * Update .gitignore
760 * Update obsolete benchmark test
761 * Cleanup tests (2nd commit)
762 * Cleanup tests
763 * Fix: doc/examples VPATH build
764
0ff43c44
MD
7652013-07-17 lttng-ust 2.3.0-rc1
766 * Fix: Unchecked asprintf/vasprintf return values
767 * Missing NULL pointer init in tap.c
768 * Disable doc/examples build
769 * Add python3 support to lttng-gen-tp
770 * Bump ABI major to 5
771 * callsite: add "ip" context
772 * Allow environment variable LTTNG_HOME to override HOME
773 * Fix: libs order in Makefile
774 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
775 * Introduce ustctl_write_one_packet_to_channel
776 * build: Fix out-of-tree build
777 * Fix: SWITCH_FLUSH new sub-buffer checks
778 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
779 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
780 * Fix: doc/examples: gen-tp path
781 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
782 * Fix: handle writes of length 0
783 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
784 * Fix: lttng-events VPATH build
785 * Allow #include in template (.tp) file
786 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
787 * doc/examples: build gen-tp example by default
788 * doc/examples: support BSD make
789 * Tracepoint.h: replace assertion by fprintf and abort()
790 * Remove unused assert.h from bitfield.h
791 * Clarify probe registration documentation/errors
792 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
793 * Add mising include in ust.h
794 * lttng-gen-tp: Fix include guard name with file using non valid characters
795 * Fix: segfault when print invalid command
796 * Fix: Add --no-as-needed to the demo example's Makefile
797 * zmalloc: attribute always_inline
798 * Fix: liblttng-ust process startup hang when sessiond is stopped
799 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
800 * Allow tracepoint providers to be compiled with g++
801 * Add parameter -f to rm in Makefile clean target
802 * Fix: missing dependency for liblttng-ust-tracepoint.so
803 * Remove 0.x TODO
804 * Add warning about default prefix and library paths to README
805 * Revert "Revert "Fix (another) linker library order""
806 * Revert "Revert "Fix linker library order""
807 * snprintf: play nice with static checker
808 * tracepoint.c: Add coverity alloc/free annotations
809 * Fix: "fields" leak on register
810 * Fix: memory leak for events without fields
811 * Fix: memory leak on connection reset
812 * Revert "Fix linker library order"
813 * Revert "Fix (another) linker library order"
814 * Fix: incorrect support for multi-context
815 * Fix (another) linker library order
816 * Fix typo in run script
817 * Fix linker library order
818 * Fix examples: add missing CPPFLAGS
819 * example Makefiles: standardize on $^ for linking
820 * Fix demo example Makefile
821 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
822
9ac8c212
MD
8232013-05-09 lttng-ust 2.2.0-rc2
824 * manpage: Document probe provider compatibility
825 * Fix: add provider ABI compatibility check
826 * Cleanup: ignore mktemp return value
827 * Cleanup: documentation: argument vs field
828 * Documentation: document undefined behavior for NULL pointers
829 * Cleanup: silence cppcheck error
830 * Fix: add internal mutex for timer
831 * 32-bit warning fix for cyg profile fast
832 * Fix warnings for 32-bit in lttng-ust-cyg-profile
833 * Typo fix in README
834 * Fix: tracepoint.h incorrect assumption about constructor order
835 * Cleanup: comment mismatch with code
836 * Fix: ABI breakage between 2.1 and 2.2-rc1
837 * Documentation: document that sequence len field is unsigned
838 * connect: don't report EACCES
839 * connect: don't print error on EPERM
840 * Bump liblttng-ust-ctl lib version major number
841 * Optimisation: implement callsite hash table in tracepoint.c
842 * Optimisation: only update added library in tracepoint.c
843 * Optimisation: only fix pending events once per lazy update
844
9c915ee8
MD
8452013-03-28 lttng-ust 2.2.0-rc1
846 * Fix: tracepoint instrumentation constructor order issue
847 * Documentation: update 2.0 to 2.x
848 * Add demo test back as an example
849 * Don't rely on explicit context for filtering
850 * Implement per-context filtering
851 * Fix: filter string comparison should check for literal
852 * update tests/demo readme file
853 * Add man page for lttng-ust-cyg-profile
854 * Fix: filter string wildcard comparison
855 * Fix: Remove test runner script
856 * Fix: forwarding of call_site argument to field
857 * Add demo README
858 * Tests: Use Perl prove as the testsuite runner
859 * Remove tests depending on consumerd
860 * Convert hello.cxx test to a build test
861 * Clean-up of configure.ac and tests/Makefile.am
862 * Fix snprintf test and output result to TAP format
863 * Replace same_line_marker test with same_line_tracepoint
864 * Remove tests-libustinstr-malloc
865 * Remove exit-fast test
866 * Remove fork test
867 * Remove daemon test
868 * Remove demo test
869 * Remove outdated test-nevents test
870 * Remove outdated simple_include test
871 * Remove outdated register_test test
872 * Convert hello-static-lib test to a build test
873 * Convert hello test to a build test only
874 * Remove outdated libustctl_function_tests test
875 * Remove outdated test hello2
876 * Remove outdated dlopen test
877 * Remove outdated test basic long
878 * Remove outdated test basic
879 * cyg_profile: implement fast and verbose .so
880 * Performance: add unlikely to tracepoint dynamic linking test
881 * Fix: _LGPL_SOURCE rcu dereference fix
882 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
883 * Minor fix: libc wrapper internal run script
884 * Fix: ustctl_recv_register_event pointer mixup
885 * Fix: allow enabling same events for two channels
886 * Add channel ID field to attr
887 * Remove useless else clause
888 * tracepoint: move "probe" test outside of loop
889 * Fix uninitialized has_loglevel variable
890 * Fix clang warnings
891 * Cleanup: work-around clang unused result warning
892 * Cleanup compile warning
893 * Cleanup: remove unused variables
894 * tracepoint: Don't add NULL probes
895 * Remove mention of locking issues associated with dlopen usage
896 * Implement read timer (for RT)
897 * Only flush when there are readers active
898 * Add mutex for channel wakeup fd update
899 * Fix: fields should be initialized to NULL
900 * Implement ustctl_duplicate_ust_object_data
901 * Add channel wakeup fd to monitor close
902 * Fix: refcount issue in lttng-ust-abi.c
903 * Fix: only consumerd should print errors
904 * Implement ring buffer periodic buffer switch timer
905 * Fix: ensure all probe providers have their symbols
906 * Reactivate error printing
907 * Unregister tracepoint probes when not needed
908 * Cleanup: remove now unused metadata code from UST
909 * Fix: notification timeout logic
910 * Fix: don't print error in comm proto connect on ENOENT
911 * Fix: return expected error return values for sessiond
912 * Fix: set wait/wake fd to -1 before close
913 * Fix: Only notify socket should have timeout/nonblock
914 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
915 * Fix: Add timeout on notification socket
916 * Remove now unused metadata printf code
917 * Move metadata creation into lttng-sessiond and lttng-consumed
918 * Add write metadata API to ust-ctl.h
919 * Move UST registry into sessiond and implement notifiers
920 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
921 * Use tp rcu link test in provider
922 * Remove direct dependency of probes on urcu-bp
923 * Use urcu tls-compat.h
924 * Lazy provider registration
925 * Always use lttng_get_probe_list_head to get probe list
926 * Fix static build
927 * Move LTTng-UST buffer ownership from application to consumer
928 * Fix package: don't distribute generated headers
929 * Fix: don't cancel already exited threads
930 * Scalability fix: tracepoint.c hash table size increase
931 * Scalability fix for many events: event hash table size
932 * Speed up probe registration for large amount of events
933 * Add missing demo-trace shell script to dist tarball
934 * Documentation: add uuid package name for Fedora in README
935 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
936 * Add compilation support for Tile architectures
937 * Documentation: clarify debian package name for uuid in README
938 * Fix: comment in ust-ctl.h
939 * Fix I/O-related error values in ustctl
940 * Introduce hash table for lttng_create_event_if_missing()
941 * Fix: don't build C++ example if a C++ compiler isn't available
942 * Remove LIBFORMAT output in configure.
943 * Document dependency on libuuid
944
0c9ad44b
MD
9452012-12-20 (13th Baktun) lttng-ust 2.1.0
946 * Bump liblttng-ust-ctl lib version major number
947 * Bump UST proto version minor number
948 * Helper to debug: add object name
949 * Tests: Fix rundir not created in ust-basic-tracing
950 * ust test: add missing return -1
951 * Test: update ust tracing unit tests to 2.1 internal ABI
952 * Tests: Fix rundir not created in ust-multi-test
953 * Adapt internal files and examples to TRACEPOINT_INCLUDE
954 * Adapt tests to TRACEPOINT_INCLUDE
955 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
956 * Fix: don't do macro expansion in tracepoint file name
957 * Fix lttng-gen-tp: Template file must end in .tp
958 * Pack structures in comm protocol between UST and sessiond
959 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
960 * Cleanup lttng-gen-tp: remove leading underscore before include guard
961 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
962 * Update license text
963 * Fix: check if event enabled for bytecode-less events
964 * Fix: handle enablers without bytecode
965 * Print probe provider mismatch error even without -Wsystem-headers
966 * filter: Add missing padding
967
dd8b384a
MD
9682012-11-22 lttng-ust 2.1.0-rc2
969 * filter interpreter cleanup: use uint64_t for retval
970 * Fix: filter linking can dereference NULL pointer on alloc failure
971 * Cleanup: remove whitespaces and EOL in tests
972 * Filter: use only single lower bit of filter return value
973 * Fix: filter: var len array at end of external structure
974 * Fix: filter link fail handling
975 * Fix: add missing seqnum field to filter
976 * filters: perform union rather than intersection
977 * Implement support for overlapping wildcard/events
978 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
979 * filter: add seqnum field to filter command
980 * Filter iteration: iterate on list of filters
981 * document that tracepoint names should ideally not be re-used
982 * Remove LIBFORMAT config declaration, unused
983 * Add libc errno translation layer to UST error code
984 * Fix: add const qualifier for filter local void *
985 * Fix: re-allow non-lvalue string, sequence, array parameters
986 * Tear down handles associated with a closed sessiond socket
987 * Distinguish UST return codes from transport return codes
988 * Fix: Conditionally disable tests requiring shared libs support
989 * Cleanup: don't spawn per-user thread if HOME is not set
990 * Manpage: document supported UST contexts
991 * Fix: procname context semantic
992 * Fix: Fix self-assign warning on struct ustfork_clone_info init
993 * Fix: memcpy of string is larger than source
994 * Implement liblttng-ust-fork daemon() override test
995 * liblttng-ust-fork: override daemon() call
996 * ustfork: set errno to ENOSYS if symbol lookup fails
997 * Fix: be quiet on filter linker error
998 * Build out of src tree
999 * Fix: filter bytecode specializer stack leak
1000 * Fix: reloc offset validation error out on filters with no reloc table
1001 * Perform calculation on bit size in 64-bit
1002 * Use uint64_t for packet header content size and packet size
1003 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1004 * Fix: BSD getprogname null pointer dereference
1005 * Add support for model.emf.uri event info
1006 * Filter error message cleanup
1007 * Manpage update: document use in daemons
1008 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1009 * Fix: get_wait_shm() ust mutex deadlock
1010 * Fix: add events with 0 field to field list
1011
d8c99839
MD
10122012-09-10 lttng-ust 2.1.0-rc1
1013 * Fix make dist: fix liblttng-ust-java dependencies
1014 * Fix make dist: add missing filter header
1015 * Fix: backward compatibility with UST 2.0 app probes
1016 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1017 * Export "written" information about fields
1018 * Fix filter: pointer to string, not string, should be on stack
1019 * Fix: tracepoint float nowrite
1020 * Fix: accept 65536 bytes long bytecodes
1021 * Add hostname to env
1022 * ABI change: bump internal version to 3.0.0
1023 * Fix: threads should be created in DETACHED state
1024 * Fix: 32-bit x86 strict-aliasing warnings
1025 * Fix UST SIGPIPE handling
1026 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1027 * Cleanup: filter: turn bytecode linking error msg into debug
1028 * Make lttng-ust robust against -finstrument-functions.
1029 * Filter: keep aliased ax and bx registers
1030 * Filter: remove interpreter dynamic typing
1031 * Filter: add missing specialized op names
1032 * Filter: specialize double-s64 binary comparators
1033 * Fix filter: fix stack leak on taken branch
1034 * Filter: Implement stack-based interpreter
1035 * Filter: double comparator produces s64
1036 * Filter: use hash table to check merge points
1037 * Filter: split passes into separate components
1038 * Filter: cleanup macros
1039 * Filter: validate range overflow with end of insn
1040 * Filter: validate that field ref strings are non-NULL
1041 * Filter: ensure logical operator merge is always s64
1042 * Filter: we don't care if double/s64 are literals
1043 * Filter: specialize 'and' and 'or' ops.
1044 * Implement dispatch-table based interpretor
1045 * Filter: Specialize unary operators
1046 * Define switch use as macro in interpreter
1047 * Filter interpreter: mark float test as unlikely
1048 * Filter: fix bytecode validation typo
1049 * Filter: specialize comparators
1050 * Specialize load and unary ops
1051 * Validate registers, no need to initialize to 0
1052 * Filter: opcode for ref loads
1053 * Remove redundant validation from interpreter
1054 * filter: Add bytecode validation pass
1055 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1056 * Only print filter errors if LTTNG_UST_DEBUG is set
1057 * Cleanup: remove debug define
1058 * Filter: add floating point support
1059 * Remove filter test printouts
1060 * Implement filter bytecode interpreter and linker
1061 * Filter: receive, attach and link empty filter
1062 * Filter: prepare filter stack data
1063 * Wrap dynamic len array into stackvar union
1064 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1065 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1066 * Fix: remove unused texinfo dep from configure.ac
1067 * Fix C99 strict compatibility: don't use void * for function pointers
1068 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1069 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1070 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1071 * Fix: perform TLS fixup of nest count outside of UST mutex
1072 * Fix: liblttng-ust-fork deadlock
1073 * Fix: handle pthread errors
1074 * Fix: local apps allowed should disable local (not global) tracing
1075 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1076 * Fix: support -std=c99 in tracepoint macros
1077 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1078 * hello test: fail on old style definition
1079 * Fix: tracepoint.h should not generate old-style definitions
1080 * Fix: don't define variables in headers
1081 * test "hello": add boolean test
1082 * Fix: perform macro expansion on tracepoint signatures
1083 * UST check pointer/de-reference order
1084 * Fix list field: handle error
1085 * Implement event fields listing
1086 * Implement field listing command
1087 * Fix: Block all signals in listener thread
1088 * Add CodingStyle document to tarball
1089 * Add coding style document
1090 * endian.h: support cygwin
1091 * align.h: support cygwin page size
1092 * Add cygwin support to libringbuffer getcpu.h
1093 * Add "2x int" and "2x long" types to the Java interface
1094 * Add Integer and Long tracepoint types to the Java interface
1095 * Fix: don't SIGBUS when filesystem is full
1096 * tracepoint: include stdio.h for NULL definition
1097 * manpage update: document that probes need gcc
1098 * Fix: remove # in front on extern "C" {
1099 * Cleanup: don't use GNU old-style field designator extension
1100 * Fix: remove padding field after variable sized array
1101 * Use unsigned long type for events discarded counter
1102 * Fix: getcpu build with modern uClibc versions
1103 * Fix: lttng-ust.pc needs to specify -ldl
1104 * Fix: examples Makefiles should pass $(LIBS) at last
1105 * Build a jar for the Java side of the JNI interface
1106 * Fix: ustctl need to send the second fd upon error of 1st fd
1107 * Fix: Add missing fork test program dependency library
1108 * Fix: Make the JNI interface actually work
1109 * Merge branch 'dev'
1110 * Fix: stringify version description
1111
1a94cf83
MD
11122012-03-29 lttng-ust 2.0.1
1113 * Use bsd-compatible fcntl for close-on-exec on socket
1114 * Fix multi-session wildcard support
1115 * Fix event lost count when buffer is full
1116 * Remove inappropriate \n from easy-ust sample
1117
649282a8
MD
11182012-03-20 lttng-ust 2.0.0
1119 * First STABLE version
1120 * Add version name
1121
68d9f89e
MD
11222012-03-20 lttng-ust 2.0.0-rc4
1123 * Fix out-of-bound write in ltt-events.c
1124 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1125 * Update COPYING
1126 * Add exception handling to lttng-gen-tp io operations
1127
8e2d61c8
MD
11282012-03-16 lttng-ust 2.0.0-rc3
1129 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1130 * fix: ustcomm_close_unix_sock should close, not shutdown
1131 * Fix: do not print EPIPE perror, as it is an expected error
1132 * Ensure that multiplication of clock offset is done on 64-bit
1133 * Add 2 missing licenses in deprecated tests
1134 * Remove unbuild and unused (deprecated) make_shared_lib test
1135 * License text standardization, add missing licenses
1136 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1137 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1138 * Fix: recvmsg should handle EINTR
1139 * Make lttng-gen-tp work on python 2.6
1140 * Make lttng-gen-tp executable
1141
bf1175c2
MD
11422012-03-02 lttng-ust 2.0.0-rc2
1143 * Manpage fixes
1144 * Fix: dmesg printout should not print metadata warnings
1145 * Fix: use transport name as channel name
1146 * Fix: Add signature check in tracepoint activation
1147 * Fix: add tracepoint signature at tracepoint definition site
1148 * Fix: keep event probe signature, for use by event probe signature check
1149 * Fix ABI: add padding to structures shared between UST and consumer
1150 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1151 * Fix ABI: Adding missing padding in tracepoint event structures
1152 * Fix: Add include/lttng/ust-config.h to git ignore
1153 * Fix effect: update README about dlopen()
1154 * Fix: fixup vtid TLS
1155 * Fix: fixup ringbuffer tls at constructor by forcing read
1156 * Fix: fix deadlock with dlopen() lttng-ust
1157 * Fix: only print event errors every 1048576 hits
1158 * Fix: add missing debug printout to identify the cause of lost events
1159 * fix: liblttng-ust-ctl should check for incorrect parameters
1160 * fix: ust comm error handling segfault
1161 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1162 * fix: on exit, leave thread/mmap reclaim to OS
1163 * fix: Handle sys_futex with async cancel, add missing pthread_join
1164 * fix: Only munmap the wait page when not exiting from process
1165 * Use CPPFLAGS instead of CFLAGS for -I
1166 * Fix type range comparison always false for 64-bit arch
1167 * demo: remove useless libs
1168 * tests: include missing headers
1169 * Add missing limits.h include for NAME_MAX
1170
1796af86
MD
11712012-02-20 lttng-ust 2.0.0-rc1
1172 * Standardize version across toolchain
1173 * Fix a typo in gen-tp Makefile
1174 * Implement the .o file generation in lttng-gen-tp
1175
58bfa9af
MD
11762012-02-16 lttng-ust 1.9.8
1177 * Fix comment in tracepoint.h
1178 * Add loglevel info to manpage
1179 * Remove stale binary file
1180 * Add lttng-ust(3)
1181 * Add a man page for lttng-gen-tp
1182 * Install easy-ust and gen-tp examples in doc/
1183 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1184 * Add missing #define _GNU_SOURCE for sched_getcpu()
1185 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1186 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1187 * Mark lib_ring_buffer_print_errors unused
1188 * Cleanup: remove extra space from easy_ust example
1189 * Add missing comma to tracepoint STAP_PROBEV call
1190
43f76196
MD
11912012-02-13 lttng-ust 1.9.7
1192 * liblttng-ust-java: add missing -classpath ./
1193 * Only specify that sdt.h provides system integration for now
1194 * Add STAP_PROBEV check ton configure.ac
1195 * Add sdt.h integration
1196 * Remove extern C around probe header
1197 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1198 * Add a configure report at the end of the output
1199 * Add sdt.h integration option
1200 * Set default loglevel in metadata
1201 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1202
94b6d0d1
MD
12032012-02-09 lttng-ust 1.9.6
1204 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1205 * tracepoint: name -> _name to fix possible namespace clash
1206 * Add debug printout to tracepoint.c
1207 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1208 * Update hardcoded loglevel
1209 * Add "easy_ust" example
1210 * Update gitignore
1211 * Zero-initialize struct msghdr
1212 * Add environment information
1213 * Fix event-specific enabling
1214 * Update static lib linking
1215 * liblttng-ust-libc: fix linking
1216 * liblttng-ust-libc: fix lib dependency
1217 * Install README and ChangeLog into system doc
1218 * Add hello-static-lib test
1219 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1220 * Fix 32-bit type: allocated len is used
1221 * Fix 32-bit type mismatch
1222
e4d66fb5
MD
12232012-02-02 lttng-ust 1.9.5
1224 * UST comm ABI: Add padding, push version to 2.0
1225 * Update loglevel names
1226 * Implement loglevels as event and wildcard attributes
1227 * Update loglevel ABI: only loglevel value/enum is known by UST
1228 * Pre-assign fixed loglevels
1229 * Remove old (now unused) loglevel control code entirely
1230 * Update loglevel selection ABI
1231 * Use boot_id as monotonic clock uuid
1232 * clock: add clock description to metadata
1233 * Properly fix the timekeeping overflow detection
1234 * Revert "Fix timestamps for slow-paced event rates"
1235 * Revert "Force 64-bit timestamps"
1236 * Declare struct lttng_ust_calibrate
1237 * Force 64-bit timestamps
1238 * demo program: ensure we don't link demo on useless libs
1239 * ust comm: Receive second FD even if 1st receive failed
1240 * ust consumer: close shm fd after mapping it
1241 * Add a comment about which wait fd is closed early by UST.
1242 * Remove leftover structure in ust-abi.h
1243 * Close stream and channel file descriptors as soon as passed to
1244 sessiond
1245 * Fix AC_LANG_SOURCE usage: only takes one parameter
1246 * Fix timestamps for slow-paced event rates
1247 * configure.ac: Use AC_LANG_SOURCE for if else macros
1248 * Add execution instructions to the demo test program
1249 * Force the building of shared noinst libraries in the demo test
1250 program.
1251 * Only print the futex perror in debug mode
1252
54d2e210
MD
12532011-12-23 lttng-ust 1.9.4
1254 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1255 * Comment the union field (only used in call_rcu scheme)
1256
dddc9140
MD
12572011-12-21 lttng-ust 1.9.3
1258 * Fix clock source overflow on 32-bit archs
1259 * Remove unused trace_clock_frequency
1260 * check for negative wait() return value
1261 * Add DBG message when registering a probe
1262 * Only show futex warning "perror" in debug mode
1263
07a0da24
MD
12642011-12-14 lttng-ust 1.9.2
1265 * Add missing ust_libc.h to Makefile.am
1266 * Use DBG instead of WARN for futex_wake workaround message
1267 * Make dlopen more robust by using the .0 target for the library
1268
943be3a0
MD
12692011-12-13 lttng-ust 1.9.1
1270 * First LTTng-UST 2.0 prerelease.
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