1 2022-01-05 (National Bird Day) lttng-ust 2.12.3
2 * Fix: ust-cancelstate: include string.h for strerror
3 * Fix: lttng-ust-fd: remove lttng_ust_common_ctor call
4 * Fix: nestable pthread cancelstate
5 * Fix: abort on decrement_sem_count during concurrent tracing start and teardown
6 * fix: liblttng-ust-fd async-signal-safe close()
7 * Set git-review branch to stable-2.12
8 * fix: link benchmark with pthread
9 * Fix: liblttng-ust-ctl have dependencies on liburcu
10 * Fix: add extern "C" to two header files
12 2021-05-15 (National Dance Like a Chicken Day) lttng-ust 2.12.2
13 * tests: benchmark: improve benchmark scalability accuracy
14 * tests: benchmark: use cpu-bound workload, calculate average and std.dev.
15 * tests: improve benchmark script
16 * compiler warning cleanup: is_signed_type: compare -1 to 1
17 * Fix: properly compare type enumeration
18 * fix: use the configured cmake binary
19 * Fix: bytecode linker: validate event and field array/sequence encoding
20 * fix: unix socket peercred on FreeBSD
21 * Fix: uninitialized variable in lib_ring_buffer_channel_switch_timer_start
22 * Fix: Use unix socket peercred for pid, uid, gid credentials
23 * Fix: stream fd leaks on error
24 * Fix: channel leak on error
25 * Fix: lttng_abi_map_channel should be static
27 2021-02-17 (Random Act of Kindness Day) lttng-ust 2.12.1
28 * Fix: Use default visibility for tracepoint provider symbol
29 * Fix: configure: support Autoconf 2.70
30 * Fix: ust-tracepoint: make sure to expand tracepoint provider token
31 * Fix: ustctl_release_object: eliminate double-close/free on error
32 * tests: return the proper TAP exit code
33 * Fix: python agent: 'time' has no attribute 'clock'
34 * Fix: libc-wrapper: undef temporary token rather than value
35 * Fix: support compile units including 'sys/sdt.h' without defining SDT_USE_VARIADIC
36 * Fix: event probes attached before event enabled
37 * Fix: agent: read: end of loop condition should exclude 0
38 * fix: Java examples CLASSPATH override
39 * Add missing files to .gitignore
40 * fix: Add CLASSPATH to autoconf precious variables
41 * Fix: Java agent: close session daemon socket on error
42 * Fix: Java agent: handle partial payload read
43 * Fix: namespace contexts !CONFIG_RCU_TLS variable initialization
45 2020-04-08 (The Day After National Beer Day) lttng-ust 2.12.0
48 2020-03-27 (International Stay At Home Month) lttng-ust 2.12.0-rc3
49 * Fix: v.u.d might be uninitialized
51 2020-03-04 (National Grammar Day) lttng-ust 2.12.0-rc2
52 * Fix: set FD_CLOEXEC on incoming FDs.
53 * Fix: tracepoint.h: Disable address sanitizer on pointer array section variables
54 * Fix: jhash.h: remove out-of-bound reads
55 * Cleanup: remove trailing white spaces across project
56 * Fix: lttng-ust-comm.c: return number of fd rather size of array
57 * liblttng-ust: exit loop early on event enabler match
58 * Add git-review config
60 2020-02-05 (National Weatherperson's Day) lttng-ust 2.12.0-rc1
61 * Fix: build with -fno-common
62 * Bump LTTNG_UST_ABI_MINOR_VERSION to 1
63 * lttng-clear: stop tracing required
64 * doc: fix build failure due to wrong whitespace character
65 * doc: reformat long lines in doc/examples/Makefile.am
66 * doc: pass AR when building examples
67 * Require automake >= 1.12
68 * Add procname to lttng_ust_statedump information
69 * Docs: LTTNG-UST(3): missing references to some namespace man pages
70 * Set version to 2.12-pre
71 * Add pkgconfig support for liblttng-ust-ctl
72 * Fix: uninitialized variable in lib_ring_buffer_reserve_committed
73 * Fix: document proper liburcu version dependency
74 * Fix: Add missing files to distribution
75 * Add userspace vuid/vgid contexts
76 * Add userspace namespace contexts
77 * Fix: lttng perf counter deadlock
78 * Revert "Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs"
79 * Fix: fd tracker: do not allow signal handlers to close lttng-ust FDs
80 * Fix: fd tracker: provide async-signal-safety for close wrapper
81 * Fix: Disable cancellation around fd tracker lock
82 * Fix: Lock FD tracker across fork
83 * doc/man: include build version in GitHub links
84 * Check if the AR environment variable exists for cross compilation
85 * ustctl: Implement ring buffer clear
86 * Make bitfield.h C++-friendly
87 * Fix: don't wait for initial statedump when 0 session active
88 * Fix: wait for initial statedump before proceeding to the main program
89 * Use MAP_POPULATE to reduce pagefault when available
90 * Fix: remove uninitialised value
91 * Fix: GCC unaligned pointer warnings
92 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
93 * Fix: missing define when not building with gcc
94 * Fix: client_sequence_number may dereference NULL pointer
95 * Fix: namespace our gettid wrapper
96 * Fix: get tid not pid in vtid context
97 * Cleanup: bitfields: streamline use of underscores
98 * Silence compiler "always false comparison" warning
99 * Fix: bitfield: shift undefined/implementation defined behaviors
100 * Fix: Update coding style link
101 * Fix: alignment of ring buffer shm space reservation
102 * Fix: allocate ts_end in ringbuffer shared memory
103 * Fix: timestamp_end field should include all events within sub-buffer
104 * Harmonize rw_prog_cxx_works macro across projects
105 * Update macros from the autoconf archive
106 * ust-ctl API: clarify getter usage requirements
107 * Fix: don't access packet header for stream_id and stream_instance_id getters
108 * Add LTTNG_PACKED ifdefs to validate that it is defined
109 * Report perf integration status at configure
110 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
111 * Code cleanup in contexts
112 * doc: remove repeated word in coding style
113 * tap-driver.sh: flush stdout after each test result
114 * Move wait_shm_mmap initialization to library constructor
115 * Fix: additional compiler barriers for procname context
116 * Fix: procname context async-signal safety
117 * Cleanup vtid/vpid context caches
118 * Cleanup: fix typo 'acces' -> 'access'
119 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
120 * Cleanup: test Makefiles
121 * Add silent mode to examples Makefiles
122 * Add silent rules support for docs
123 * Use config.h to define SONAME major number
124 * Use a variable to select the dlopen lib in Makefiles
125 * Add hello-many to gitignore
126 * Adapt lttng-ust to use multiflavor symbols from liburcu 0.11
127 * Clarify lib_ring_buffer_switch_slow() requirements
129 * Fix: sync event enablers before choosing header type
130 * Fix: address shellcheck warnings/errors in example scripts
131 * Fix: check for event class/instance prototype mismatch
132 * Fix: race between statedump and library destructor
133 * Fix: reset procname on fork in child process
135 2018-09-06 (Fight Procrastination Day) lttng-ust 2.11.0-rc1
136 * Fix: add missing stdbool.h include
137 * Move symbol preventing unloading of probe providers
138 * Fix: Remove unused line from liblttng-ust-fd makefile
139 * Fix: add liblttng-ust dependency to liblttng-ust-fd
140 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
141 * Fix: lttng filter validator ERANGE error handling
142 * Filter: implement dynamic typing for load object
143 * Filter: add FILTER_OP_RETURN_S64 instruction
144 * Perform bitwise ops on unsigned types
145 * Filter: catch shift undefined behavior
146 * Filter: implement bitwise lshift, rshift, not
147 * Filter: index array, sequences, implement bitwise binary operators
148 * Fix: AM_CONDITIONAL should be outside AS_IF block
149 * Fix: build jni libs with openjdk >= 10
150 * Fix: ustfork: save and restore errno in syscall wrappers
151 * Fix: cache the result of getpid() internally
152 * Fix: reset cached vpid context on fork
153 * Fix: build example SO when PIE is enabled
154 * Fix: string comparison on incorrect length in context provider
155 * Support unloading of probe providers
156 * Rename lttng_ust_enum_get to lttng_ust_enum_get_from_desc
157 * dlopen() liblttng-ust.so from constructor to prevent unloading
158 * Add probe provider unregister function
159 * Cleanup: Move version numbers in separate variables in configure script
160 * Remove duplicate provider name checks
161 * Fix: remove for() loop initial declarations
162 * Use ust_lock during sock_info operations for atomicity against fork
163 * Force tracked fd to be bigger than STDERR_FILENO
164 * Fix: numa: dynamically check that numa is available
165 * Fix: specify SONAME in python-lttngust LoadLibrary
166 * Fix: ensure fd tracker is initialized when called from constructors
167 * Fix: fd of an elf object must be registered to the fd tracker
168 * Cleanup: clock description for metadata was moved to lttng-sessiond
169 * Fix: liblttng-ust-fd.so: override fclose symbol
170 * Revert "Use initial-exec TLS model"
171 * Revert "Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE"
172 * configure.ac: add --disable-examples option to not build/install examples
173 * Disable NUMA by default on 32bit arm
174 * Update Makefile.am output about libnuma not found
175 * Update readme to document opt dep on numa
176 * numa support: allow disabling numa support
177 * Update README to document dependency on libnuma
178 * Take NUMA configuration into account for UST buffer allocation
179 * Fix: typo: DECLARE_URCU_TLS_IE -> DEFINE_URCU_TLS_IE
180 * Use initial-exec TLS model
181 * lttng-gen-tp: formatting
182 * Fix: lttng-gen-tp: only replace file extension
183 * Fix: move fsync after ftruncate
184 * Fix: sync buffer file metadata on buffer allocation
185 * lttng-ust(3): reword and fix style of `LTTNG_UST_ALLOW_BLOCKING` variable
186 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
187 * Fix: doc/man: use a single XSL file and match local names
188 * Fix: Expand the shmobj size for the sequence number
189 * Introduce LTTNG_UST_ALLOW_BLOCKING env. var.
190 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
191 * Calculate context length outside of retry loop
192 * Fix: Quote CMAKE variable assignment in Makefile
193 * Rework configure script
194 * Fix: Typo in doc/examples/Makefile.am
195 * Fix: Don't override user variables within the build system
196 * Move m4 scripts to m4 dir
197 * doc: remove duplicate LTTNG_UST_BLOCKING_RETRY_TIMEOUT man page entry
199 2017-05-05 (International Tuba Day) lttng-ust 2.10.0-rc1
200 * Clean-up: remove unused variables to silence gcc warning
201 * Add ustctl_snapshot_sample_positions ustctl command
202 * Cleanup: formatting in strutils_star_glob_match explanation
203 * doc/man: add typical `$` and `#` prompts to command lines
204 * Fix: add missing getenv.h include to ustctl.c
205 * Fix: race between lttng-ust getenv() and application setenv()
206 * Use SIZE_MAX instead of -1ULL for size_t parameter
207 * filter: use SIZE_MAX rather than UINT_MAX and tuncating -1ULL
208 * Fix: out of bound array access in filter code
209 * Correctly clean all generated JAR files
210 * Fix: List missing file in Java agent's Makefile
211 * Support generic globbing patterns in the Java agent
212 * Log more information in the Java TCP client
213 * Cleanup: Remove unused import in JUL Java agent
214 * Add support for star globbing patterns in event names
215 * Filtering: add support for star-only globbing patterns
216 * Add string utilities
217 * Fix: (un)install targets of Python agent
218 * Fix: include config.h to resolve HAVE_DLMOPEN
219 * Validate the presence of dlmopen at configure time
220 * Fix: CMake examples integration
221 * doc/examples/Makefile.am: define C and C++ compilers for CMake
222 * lttng-ust(3): document `lttng_ust_loaded` symbol
223 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
224 * lttng-ust-dl(3): update documentation
225 * lttng-ust(3): document liblttng-ust-fd
226 * doc/man: document the lttng_ust_lib events
227 * doc/man: add full stop to descriptive table cells
228 * doc/man: reorganize source for tables
229 * lttng-ust(3): sort ctf_*() macro parameter definitions
230 * lttng-ust(3): fix alignment and indentation
231 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
232 * Filter code relicensing to MIT license
233 * Performance: add missing "caa_unlikely" on fast-path
234 * Fix: blocking mode: add missing stdbool.h include
235 * Implement LTTNG_UST_BLOCKING_RETRY_TIMEOUT
236 * Fix: loglevel and model_emf_uri build fix
237 * Fix: loglevel and model_emf_uri with g++ compiled probes
238 * Fix: Out of tree build of liblttng-ust-java
240 2016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
241 * Fix: cmake example with configure based oot build
242 * Fix: perform statedump before replying to sessiond
243 * build: check for CXX_WORKS for cmake example
244 * Implement liblttng-ust-fd
245 * Introduce file descriptor tracker
246 * Fix: honor send timeout on unix socket connect
247 * Fix: perform TLS fixup in all UST entry points from each thread
248 * Fix: build: pass configure flags to cmake example
249 * Performance: implement lttng_inline_memcpy
250 * Performance: mark ring buffer do_copy callers always inline
251 * Performance: cache the backend pages pointer in context
252 * Add ctx_len field to ring buffer context
253 * ring buffer: handle shmp errors
254 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
255 * Performance: Only dereference shmp once
256 * Performance: Mark channel and buffer event disabled check unlikely
257 * Performance: Relax atomicity constraints for crash handling
258 * Fix: compat: -ust suffix sprintf error handling
259 * Performance: disable event counting by default
260 * Fix: remove unlock in getcpu
261 * Performance: remove rcu read lock from ring buffer get/put cpu
262 * Performance: define _LGPL_SOURCE in LGPL c files
263 * Performance: split check deliver fast/slow paths
264 * Fix: perf counters build against kernel headers < 3.12
265 * Fix: perf counter context deadlock
266 * Fix: many-events registration/unregistration speed
267 * Fix: pre-fault TLS in ust-malloc instrumentation
268 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
269 * Fix: reset vtid cache before releasing urcu locks
270 * Fix: cleanup local_apps.allowed flag on lib cleanup
271 * Fix: Correctly handle invalid agent port file
272 * Fix: memory corruption in compat.h
273 * Introduce lttng_ust_loaded weak symbol
274 * Revert "Introduce LTTNG_UST_LOADED environment variable"
275 * Introduce LTTNG_UST_LOADED environment variable
276 * Fix: remove invalid free
277 * Use AC_PROG_MKDIR_P (generic mkdir -p)
278 * Split CMake example build steps on different lines
279 * Fix: CMake example: specify source/built includes/libs
280 * configure: allow building perf support across all architectures
281 * Fix: use-after-free in statedump lib iter_end
282 * Add generic fallback for perf counter read
283 * Fix: perf counters: sign-extend pmc register
284 * doc: Add flags for JUL and python agent compiling
285 * tests/hello.cxx: add ctf_enum_auto() entries
286 * Add ctf_enum_auto() for autoincrementing enumeration values
287 * Add missing ust_lib.c and ust_lib.h
288 * dl instrumentation: add dlmopen event, trace dlopen flags
289 * Add library load/unload tracking events
290 * Communication protocol: use fixed-size integer rather than enum
291 * Add ustctl command to regenerate the statedump
292 * Implement statedump command in UST
293 * tests/hello.cxx: add enumeration field
294 * Fix: ctf_enum_value() does not work with g++
295 * Fix: lttng context perf: missing stdbool.h header include
296 * Add perf context support for ARMv7
297 * Keep perf context FD open for other architectures
298 * Doc: cmake example: fix coding style
299 * Doc: ship cmake example with 'make distcheck'
300 * Doc: add CMake example
301 * configure.ac: check cmake availability
302 * Only build python lib when agent is enabled
303 * doc: information has no plural
304 * Fix: allow non-LGPL modules to use tracepoints
305 * Add -ust to the name of UST threads of the application
306 * Comment the locking mechanisms in ContextInfoManager
307 * Fix: Null-check return value of log4j.Category.getAllAppenders()
308 * Add liblttng-ust-agent.jar to the .gitignore
309 * Fix: Specify encoding when reading agent port file
310 * Fix: Include child loggers in the output of "lttng list"
311 * Fix: Handle both agent config files pointing to same port
312 * Suppress static method warning
313 * Add more logging to the LttngTcpSessiondClient
314 * Use config.h to detect sched_getcpu support
315 * Fix: use limits.h in ust-elf test
316 * Fix: strerror_r behavior is glibc specific
317 * Add support for musl libc to ust-dlfcn.h
318 * Fix: don't generate 0-len array in tracepoint probes
319 * Fix: log4j example: set logger level to prevent unexpected level inheritance
320 * Fix: no LGPL define for malloc and pthread wrappers
321 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
322 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
323 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
324 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
325 * Update version name TBD
326 * Update version to 2.9.0-pre
327 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
328 * Fix: update debug message about weak-hidden symbols
329 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
330 * Fix: test: relax requirement on weak-hidden symbol address
331 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
332 * Fix: test weak-hidden symbols
333 * Print DBG() message about compiler weak hidden symbol behavior
334 * test: add test for gcc issue with weak hidden symbol on powerpc
335 * Restrict Java context retriever names to a set of valid characters
336 * Fix: Correctly compute Java agent list loggers response size
337 * Add support for aarch64_be
338 * Fix: Fix synchronization of LTTngAgent#dispose
339 * Fix: Verify number of bytes contained in sessiond agent commands
340 * Fix: Avoid potential null dereference with log4j loggers
341 * Specify UTF-8 encoding for all Java agent commands
342 * Fix: merge tap tests stdout and stderr
343 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
344 * Fix: unchecked return value in trace_clock_read64_monotonic
345 * Fix: portability: no arith on void pointer
346 * Fix: initialize build id and debug link flags to 0
347 * Tests: Add tap-driver.sh for automake < 1.12
348 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
349 * Tests: Replace prove by autotools tap runner
350 * bootstrap: Standardize on autoreconf -vi
351 * Harmonize bootstrap script across projects
352 * lttng-ust(3): order environment variables
353 * lttng-ust(3): fix syntax of env. variables section
354 * lttng-ust(3): document $LTTNG_HOME
355 * Fix: Java agent should use LTTNG_HOME
356 * Fix: examples make distcheck failure
357 * Cleanup: add static for internal symbols
358 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
359 * Use min_t/max_t macros in lttng-ust-elf.c
360 * Tests: update ust-elf tests to reflect correct memsz computation
361 * Fix: erroneous computation of ELF in-memory size
362 * Make code and man pages share the same default values
363 * Fix: remove NULL check of nonnull parameter in dlclose
364 * Tracepoint array/sequence: add nowrite hex macros
365 * Tracepoint: add ctf array for network byte order integers
366 * Tracepoint: add ctf sequence for network byte order integers
367 * Fix: endianness of integers received by filter
368 * Doc: Update README.md
369 * Fix: jul and log4j agents makefile missing line and indentation
370 * Fix: re-introduce exported symbols
371 * Doc: update manpages for soinfo/sopath name change
372 * Rename statedump and dl events and fields
373 * Tests: list ust-elf test data explicitly in EXTRA_DIST
374 * Tests: add tests for lttng_ust_elf_is_pic
375 * Add is_pic field to statedump soinfo event
376 * Fix: add common jar to lttng-ust-agent-all dependencies
377 * Fix: add version to lttng-ust-agent-all jar file
378 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
379 * Fix: re-add liblttng-ust-agent.jar
380 * Fix: lttng java agent: dispose is non-static
381 * doc/man: do not use macros in the NAME section
382 * doc/man: remove duplicate copyrights section
383 * doc/man: lttng-ust(3): add tracing control to example
384 * doc/man: lttng-ust(3): split example files in subsections
385 * doc/man/common-copyrights: add missing THANKS section
386 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
387 * README.md: bolden dependencies and update links
388 * README.md: split required and optional dependencies
389 * Convert man pages to AsciiDoc
390 * Fix: remove dead code from filter interpreter
391 * Fix: convey enum value signedness into metadata
393 2016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
394 * Fix: remove assertions in lttng-ust-comm init
395 * Add tracepoint_disable_destructors()
396 * Documentation: fix manpage typo
397 * Fix: move lttng_context_is_app to core file
398 * Fix: move dummy functions to common file
399 * Fix: handle backward probe compatibility for application contexts
400 * Fix: application context header size
401 * Fix: event ctx get size should be after chan ctx
402 * Clarify and simplify the Java agent "Hello" examples
403 * Export the stream instance ID
404 * Generate and export the sequence number
405 * Add stream instance id to the packet header
406 * configure.ac: print empty line after AC_OUTPUT
407 * configure.ac: macros with no arguments do not need ()
408 * configure.ac: standardize indentation to tabs
409 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
410 * configure.ac: test -a -> shell's && (more portable)
411 * configure.ac: use test "x$var" = "xyes"
412 * configure.ac: AM_CONDITIONAL() accepts two arguments
413 * configure.ac: use dnl at appropriate places
414 * configure.ac: if -> AS_IF()
415 * configure.ac: case -> AS_CASE()
416 * configure.ac: add missing quotes in macro calls
417 * configure.ac: use macros for version name and description
418 * configure.ac: do not use shell eval for known values
419 * Add CONTRIBUTING.md
420 * Output "(null)" when ctf_string()'s arg is NULL
421 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
422 * Fix: java agent 32-bit pointer to jlong warning
423 * Fix: Use Java 6 syntax in JUL examples
424 * Fix: add missing example file to dist tarball
425 * Fix: add missing header to dist tarball
426 * Fix: add missing LttngContextApi.java to dist tarball
427 * Pass the Java app context information using two separate arrays
428 * Fix: Correctly report filter notifications on Java agent teardown
429 * Add some logging to the AbstractLttngAgent
430 * Fix: Clear tracked application contexts upon closing a Java agent
431 * Introduce a verbose mode for the Java agent
432 * Implement Java agent application context retrieval
433 * Turn ISessiondCommand into an abstract class
434 * Split the JNI APIs in separate classes
435 * Add app context support to ust-ctl protocol
436 * Handle application context cmd
437 * Implement dynamic types, and application context provider support
438 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
439 * Fix: Ensure the Java JUL messages are correctly formatted
440 * Fix: double-free on error sending fields
441 * Add CTF enum type support to tracepoint event
442 * Fix: missing _GNU_SOURCE define
443 * python-lttngust/setup.py.in: update setup() fields
444 * Refactor Python agent build and install
445 * Fix: remove debugging print() call from Python agent
446 * Fix: header size larger than 256 bytes
447 * Python agent: Support Agent protocol v2.0
448 * Fix: Java agent protocol network endianness consistency
449 * Fix: examples jul: add missing files to make dist
450 * Fix: Filer -> Filter typo in example
451 * Fix: Return the correct list of available Java events
452 * Add a toString() to Java agent's EventRule
453 * Add API stubs for the Java context info retrievers
454 * Receive the event filter string in the Java agent
455 * Document the Java filter notification model
456 * Add filter change notification mechanism to the Java agent
457 * Manage complete "event rules" in the Java agent
458 * Introduce a new client listener interface for the Java agent
459 * Turn ILttngAgentResponse into an abstract class
460 * Remove stale tests/java-jul test
461 * Fix: live timer calculation error
462 * Fix python agent build/install/uninstall with DESTDIR specified
463 * Fix: Don't (re)define STAP_PROBEV
464 * Fix: don't dereference NULL pointers
465 * Cleanup: Remove unused values
466 * Fix: Value stored to 'has_waited' is never read
467 * Fix: Argument with 'nonnull' attribute passed null
468 * Cleanup: Unnecessary bit shift
469 * Clean-up: remove extraneous "found" parameters in ust-elf
470 * Fix: sysconf() unchecked return value
471 * doc: add Python example
472 * Fix: Python agent: do not register twice to same port
473 * Fix: potential leaks in error paths
474 * Fix: double free in liblttng-ust-dl
475 * Fix: make check in OOT build with absolute path
476 * Fix: elf: leaks on error paths
477 * Cleanup: coding style
478 * Cleanup: elf: use off_t for offsets, size_t for len
479 * Cleanup: eliminate implicit sign-extension
480 * Fix: elf: NULL pointer dereference
481 * Fix: add missing ust-elf.h header to dist
482 * Fix: make check in out of tree build
483 * Fix: old gcc warnings
484 * Fix: old gcc warning
485 * Fix: remove stale lttng-ust-elf.h from makefile
486 * Fix: elf: uninitialized ret
487 * Fix: test elf: handle NULL debug file
488 * test: elf move constants to top of implementation
489 * Fix: elf test prog arg checking
490 * baddr statedump: remove dependency on file streams
491 * baddr statedump: hold ust lock around allocations
492 * Add unit tests for lttng_ust_elf
493 * Add memory size, build id, and debug link info to statedump and dl
494 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
495 * Cleanup: more descriptive error message
496 * Fix: add missing ust lock around objd_table_destroy()
497 * Fix: application exit race with pthread cancel
498 * Cleanup: configure layout for python agent detection
499 * Build: python agent: use setup.py over autoconf
500 * Build: add python interpreter used by python agent if built
501 * Doc: basic lttng ust python agent documentation
502 * Build: use AM_PATH_PYTHON to resolve python when building agent
503 * Build: only check if python exists in path
504 * Update version to 2.8.0-pre
505 * Fix: Send the correct Java agent return code when disabling events
506 * Fix: Correctly handle the command to disable all events
507 * Small refactor of the Java agent's TCP client
508 * Rename Java Agent event names to "event"
509 * Rename Python agent tracepoint to "event"
510 * Allow compiling the Java agent with Java 1.6
511 * Restore concurrent build when Java agent is enabled
512 * Refactor Java agent to let applications manage the log handlers
513 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
514 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
515 * Cleanup: Add Javadoc to all public methods and members
516 * Fix: Small fixes to the Java agent example files
517 * Update doc/java-agent.txt to reflect the new packaging
518 * Split Java agent library in 3 separate jars
519 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
520 * Use tar-ustar format for the dist archive
521 * Fix: remove generated file from git tree
523 2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
524 * Fix: Use $enableval with AC_ARG_ENABLE
525 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
526 * Fix: handle sys_futex EINTR and EWOULDBLOCK
527 * Fix: update liburcu URL
528 * .gitignore: ignore Python agent generated files
529 * Add ctf_sequence_hex() macro
530 * Fix: set soinfo_data's vdso flag correctly in base address statedump
531 * Fix: running java examples out of tree
532 * Fix: java class check when uudecode is not present
533 * Cleanup: remove extra whitespace in configure output
534 * Default to no unaligned access on unsupported archs
535 * cleanup: Coding style fixes to the Java agent
536 * cleanup: Mark obsolete JUL agent as @Deprecated
537 * Fix compilation warnings in the Java agent
538 * Fix: out of tree build of java agents
539 * Fix: Use env CLASSPATH when building log4j example
540 * Fix: build log4j example when enabled
541 * Bump tracer version to 2.7.0-pre
542 * Fix: perform volatile load of tracepoint state
543 * Add demo-tracelog to gitignore file
544 * Add aarch64 support to configure
545 * Implement cpu_id context for filtering
546 * ust cyg-profile: use same class for entry and exit
547 * Fix: function instrumentation ip context
548 * Fix: liblttng-ust-dl ip context
549 * Remove caller field from malloc events
550 * Fix: pthread wrapper ip context
551 * Fix: lttng-ust-malloc ip context
552 * Allow TP_IP_PARAM arg name to be configured
553 * tracelog: use same class for all loglevels
554 * fix tracelog namespacing of loglevels
555 * Add tracelog documentation to lttng-ust(3)
556 * Implement demo-tracelog example
557 * Implement tracelog API
558 * Fix: fetch caller address from tracef()
559 * Rename helper providers and events for consistency
560 * Refactor state dump system
561 * Refactor Python agent
562 * Fix: building probe providers with C++ compiler
563 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
564 * Fix: Don't wait during registration if clock_gettime() fails
565 * Fix: getcpu/clock plugin handle leak
566 * Fix: add missing new ldl dependency for liblttng-ust-ctl
567 * Fix: add missing getenv wrapper
568 * Fix: add missing lttng-clock.c
569 * Fix: add missing ust-clock.h
570 * clock plugin example: use shift and mul
571 * Implement getcpu override
572 * Implement clock override plugin support
573 * Add tracepoint_enabled() macro
574 * Move file creation/unlink from liblttng-ust-ctl to consumerd
575 * Implement file-backed ring buffer
576 * Fix: oot build: missing top_builddir include
577 * Fix: Mismatching code and console output in log4j example
578 * Update manpage about LTTNG_UST_DEBUG effect
579 * Don't output to stderr from lib unless DEBUG is activated
580 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
581 * Fix: out-of-tree build: wrong file path for sed input
582 * Fix: make dist: python agent file handling
583 * Fix: java-agent: out-of-tree path to java manifest
584 * Add return address to liblttng-ust-libc-wrapper
585 * Fix: missing parenthesis in offset_align_floor
586 * Fix: add ustctl_has_perf_counters
587 * Fix: add urcu-bp TLS fixup
588 * Fix: add missing poll.h include
589 * Fix: get_subbuf: bound number of consumerd retry
590 * Fix: man: you can't link a lib with a static lib
591 * Fix: context alignment not properly handled
592 * Fix: Shorthand option -cp not supported in all version of Java
593 * Fix: allow tracepoints to build with --std=c99
594 * Bump UST ABI for new release cycle
595 * Cleanup: remove "disabled" flag for new release cycle
596 * Fix: filter attach vs event enable race
597 * Fix: add a configure check for weak symbols support
598 * Fix coverity warning about sizeof(void **) != sizeof(void *)
599 * Fix: off-by-one in sequence filter comparator
600 * Fix: Java Agent JAR file symlink should be created after objects install
601 * Fix: Add versioning to liblttng-ust-agent JAR
602 * Fix: Warn when log4j version is too old
603 * Update Java agent documentation
604 * Fix: Try loading classes using the thread context class loader
605 * Add Python agent support
606 * Update version name
608 2014-10-20 lttng-ust 2.6.0-rc1
609 * Add missing file to gitignore
610 * Fix: preserve example files' timestamps when copying
611 * Fix: Abort loading log4j agent classes when detected log4j version is too old
612 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
613 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
614 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
615 * Rename public structure to avoid collisions
616 * Refactor liblttng-ust-jul in liblttng-ust-agent
617 * Build the liblttng-ust-java library using the new M4 macros
618 * Add M4 macros helpers to build Java programs
619 * Modernize README using Markdown
620 * Documentation: clarify event name in lttng-ust.3
621 * Add cscope to gitignore
622 * configure.ac: fix "missing jni.h" error message
623 * Fix: remove references to trace_printf()
624 * Change JUL agent to use the new ABI
626 2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
627 * Mutex while updating statedump_pending is not needed
628 * Revert "Turn base address dump into experimental feature"
629 * Fix: document ust_fork_mutex nesting
630 * Bugfix for #745 deadlock with baddr statedump+fork
631 * Move enablers syncing after the channel registration
632 * Add lttng_ust_notrace to static inline functions
633 * lttng ust: support ppc64le within configure
635 2014-06-27 lttng-ust 2.5.0-rc2
636 * Fix: lttng-ust-jul: set thread in daemon mode
637 * JUL: use root logger to capture events
638 * Fix: Wrong configure check for UST perf event counters context support
639 * Fix: multiple providers in same C file failure
640 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
641 * Fix: 2.5.0-rc1 changelog has off-by-one date
643 2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
644 * Fix: out of tree build for lib Java and JUL
645 * Fix: default loglevel is DEBUG
646 * Fix: refuse overwrite mode buffers with less than two subbuffers
647 * Fix: tracef.h: add missing c++ guard
648 * Fix: remove JUL loglevel filtering from the agent
649 * Fix: cleanup JUL agent state on sessiond disconnect
650 * Fix: Move generated headers to the BUILT_SOURCES target
651 * Fix: perf ust: check close return value
652 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
653 * Implement LTTng-UST perf counters support on x86
654 * Fix linking failure when cross-compiling
655 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
656 * Fix: pass proper args when writing commit counter
657 * Fix: pad strings that are modified concurrently with tracing
658 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
659 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
660 * Fix: .split() the CC environment variable in lttng-gen-tp
661 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
662 * Fix: python invocation through env
663 * Change default loglevel to TRACE_DEBUG_LINE
664 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
665 * Fix: don't accept configure --disable-shared
666 * Fix: configure.ac: add missing result to alignment req. check
667 * Fix: malloc wrapper: infinite recursion with compat TLS
668 * Fix: lttng-ust needs -ldl for tracef()
669 * Fix: typo in lttng-ust.3
670 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
671 * Fix: add demo-tracef to dist tarball
672 * Fix: add missing header files for tracef
673 * Implement tracef() instrumentation API
674 * Add 'unused' attribute to tracepoint callback
675 * Use autoconf AM_MAINTAINER_MODE
676 * Fix: mismatch between code and comments
677 * Fix: incorrect urcu git URL in README
679 2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
680 * Fix: JUL test: update to API change
681 * Fix: Cast from pointer to different integer size warning
682 * Turn base address dump into experimental feature
683 * Fix: JUL support multiple loglevels
684 * Fix: Skip lttng-gen-tp example build if Python is missing
685 * Fix: dynamically fetch the session daemon port
686 * Fix: JUL agent connect to user and root sessiond
687 * Fix: handle registration done command
688 * Fix: Unsynchronized access in LTTngTCPSessiondClient
689 * Cleanup: fix comment
690 * Fix: Dump executable base-address with readlink
691 * Fix: add assert for NULL dereference
692 * Fix: tracepoint out of memory handling
693 * Fix: dereference before null check
694 * Cleanup: remove logically dead code
695 * Fix: handle sysconf errors
696 * Fix: java-jul/Makefile should not be marked as a binary
698 2014-02-14 lttng-ust 2.4.0-rc4
699 * Cleanup: remove extra space in dlerror wrapper
700 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
701 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
702 * Fix: malloc libc instrumentation wrapper
703 * Fix: add LTTngEvent class to fix delayed logger
704 * Fix: FD leak in liblttng-ust-ctl
705 * Fix: liblttng-ust-dl Makefile flags mismatch
706 * Fix: liblttng-ust-fork Makefile flags mismatch
707 * Fix: out of tree examples build
708 * Fix: C++: incomplete extern C guard transition
710 2014-01-29 lttng-ust 2.4.0-rc3
711 * Fix: add missing JUL loglevel handling
712 * Cleanup gen-tp: add quotes around AM_CC
713 * Pass the CC variable to the example Makefiles
714 * cleanup ust_baddr and ust_baddr_statedump doc
715 * baddr: add ust_baddr and ust_baddr_statedump doc
716 * Fix: baddr_statedump tracepoint registration
717 * Fix: baddr out of tree build
719 2013-12-10 lttng-ust 2.4.0-rc2
720 * Fix: baddr_statedump tracepoint registration
721 * Fix: baddr deadlocks and RCU races
722 * Fix: lock exit mutex when creating threads
723 * Fix: baddr deadlock with lttng-ust destructor
724 * baddr: include missing header
725 * baddr: get session under lock
726 * Fix: take the ust lock around session iteration in statedump
727 * Fix: baddr_statedump deadlock with JUL tracing
728 * Fix: client_packet_header() uses wrong packet
729 * Cleanup: fix typo in ring buffer backend comment
730 * Compile liblttng-ust-baddr c files into liblttng-ust
731 * Allow suppressing of base-address-state tracing
732 * Integrate base-address statedump into lttng-ust
733 * Fix: eliminate timestamp overlap between packets
734 * Fix: lttng-gen-tp to build out of tree
735 * Fix: compile doc/ after JUL/Java
736 * JUL: add Hello.java in doc/examples
737 * Fix lttng-ust(3) manpage
738 * JUL: fix enable all event for delayed Logger
739 * Fix: typo in JNICALL for the JUL tracepoint
740 * Fix: move va_end to outermost label
741 * Fix: add missing NULL check after allocation
742 * Fix cleanup: all spaces before flags
743 * fix: lttng-gen-tp: add missing spaces around flags
745 2013-11-15 lttng-ust 2.4.0-rc1
746 * doc/examples: error out when a subdir make fails
747 * JUL: fix out of tree build
748 * Java/jul: fix make dist
749 * JUL: install documentation and jar file
750 * Add missing copyrights to test scripts
751 * Escape minus signs in lttng-ust-cyg-profile manpage
752 * Fix spelling mistake in lttng-ust manpage
753 * Fix tests/benchmark
754 * Implement base-address-state tracing
755 * Base-address tracing for dlopen and dlclose
756 * Add a check against excluders
757 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
758 * Store exclusions to enablers
759 * Add excluders to enabler structure
760 * Send exclusion data through ustcomm
761 * Define exclusion structure for UST ABI
762 * Define a new command LTTNG_UST_EXCLUSION
763 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
764 * Fix: check for java .class in package subfolders
765 * Fix: java library to use user define JDK at compile time
766 * Add liblttng-ust-jul for JUL support
767 * Fix: application SIGBUS when starting in parallel with sessiond
768 * Fix: Minor corrections to the lttng-ust man page
769 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
770 * Warning cleanup: add missing padding initializer
771 * Fix: socket connect hang on heavy loads
773 * Fix: ust-comm recvmsg should handle partial receive
774 * gcc warning fix: -Wextra
775 * Add usage reference count for tracepoints
776 * tracepoint.c: Move add_callsite/remove_callsite further down in file
777 * Store the callsites into the library callsite list
778 * Fix linking warning
779 * Per-stream ioctl to get the current timestamp
780 * LTTng ringbuffer ABI calls for index generation
781 * Specialize lttng_ust_lib_ring_buffer_client_cb
782 * Add tracing instrumentation for pthread mutex lock functions
784 2013-09-03 lttng-ust 2.3.0
787 2013-08-30 lttng-ust 2.3.0-rc2
788 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
789 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
790 * Fix: doc/examples cross-build
791 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
792 * Introduce configure --with-lttng-system-rundir
793 * examples: tracepoint probes don't need extern C
794 * Tracepoint probes don't need extern C
795 * Add trace support for memalign and posix_memalign
796 * malloc instrumentation: remove dependency on pthread
797 * Add trace support for calloc and realloc.
798 * Fix: allow make check to run in VPATH build
800 * Update obsolete benchmark test
801 * Cleanup tests (2nd commit)
803 * Fix: doc/examples VPATH build
805 2013-07-17 lttng-ust 2.3.0-rc1
806 * Fix: Unchecked asprintf/vasprintf return values
807 * Missing NULL pointer init in tap.c
808 * Disable doc/examples build
809 * Add python3 support to lttng-gen-tp
810 * Bump ABI major to 5
811 * callsite: add "ip" context
812 * Allow environment variable LTTNG_HOME to override HOME
813 * Fix: libs order in Makefile
814 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
815 * Introduce ustctl_write_one_packet_to_channel
816 * build: Fix out-of-tree build
817 * Fix: SWITCH_FLUSH new sub-buffer checks
818 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
819 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
820 * Fix: doc/examples: gen-tp path
821 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
822 * Fix: handle writes of length 0
823 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
824 * Fix: lttng-events VPATH build
825 * Allow #include in template (.tp) file
826 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
827 * doc/examples: build gen-tp example by default
828 * doc/examples: support BSD make
829 * Tracepoint.h: replace assertion by fprintf and abort()
830 * Remove unused assert.h from bitfield.h
831 * Clarify probe registration documentation/errors
832 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
833 * Add mising include in ust.h
834 * lttng-gen-tp: Fix include guard name with file using non valid characters
835 * Fix: segfault when print invalid command
836 * Fix: Add --no-as-needed to the demo example's Makefile
837 * zmalloc: attribute always_inline
838 * Fix: liblttng-ust process startup hang when sessiond is stopped
839 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
840 * Allow tracepoint providers to be compiled with g++
841 * Add parameter -f to rm in Makefile clean target
842 * Fix: missing dependency for liblttng-ust-tracepoint.so
844 * Add warning about default prefix and library paths to README
845 * Revert "Revert "Fix (another) linker library order""
846 * Revert "Revert "Fix linker library order""
847 * snprintf: play nice with static checker
848 * tracepoint.c: Add coverity alloc/free annotations
849 * Fix: "fields" leak on register
850 * Fix: memory leak for events without fields
851 * Fix: memory leak on connection reset
852 * Revert "Fix linker library order"
853 * Revert "Fix (another) linker library order"
854 * Fix: incorrect support for multi-context
855 * Fix (another) linker library order
856 * Fix typo in run script
857 * Fix linker library order
858 * Fix examples: add missing CPPFLAGS
859 * example Makefiles: standardize on $^ for linking
860 * Fix demo example Makefile
861 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
863 2013-05-09 lttng-ust 2.2.0-rc2
864 * manpage: Document probe provider compatibility
865 * Fix: add provider ABI compatibility check
866 * Cleanup: ignore mktemp return value
867 * Cleanup: documentation: argument vs field
868 * Documentation: document undefined behavior for NULL pointers
869 * Cleanup: silence cppcheck error
870 * Fix: add internal mutex for timer
871 * 32-bit warning fix for cyg profile fast
872 * Fix warnings for 32-bit in lttng-ust-cyg-profile
874 * Fix: tracepoint.h incorrect assumption about constructor order
875 * Cleanup: comment mismatch with code
876 * Fix: ABI breakage between 2.1 and 2.2-rc1
877 * Documentation: document that sequence len field is unsigned
878 * connect: don't report EACCES
879 * connect: don't print error on EPERM
880 * Bump liblttng-ust-ctl lib version major number
881 * Optimisation: implement callsite hash table in tracepoint.c
882 * Optimisation: only update added library in tracepoint.c
883 * Optimisation: only fix pending events once per lazy update
885 2013-03-28 lttng-ust 2.2.0-rc1
886 * Fix: tracepoint instrumentation constructor order issue
887 * Documentation: update 2.0 to 2.x
888 * Add demo test back as an example
889 * Don't rely on explicit context for filtering
890 * Implement per-context filtering
891 * Fix: filter string comparison should check for literal
892 * update tests/demo readme file
893 * Add man page for lttng-ust-cyg-profile
894 * Fix: filter string wildcard comparison
895 * Fix: Remove test runner script
896 * Fix: forwarding of call_site argument to field
898 * Tests: Use Perl prove as the testsuite runner
899 * Remove tests depending on consumerd
900 * Convert hello.cxx test to a build test
901 * Clean-up of configure.ac and tests/Makefile.am
902 * Fix snprintf test and output result to TAP format
903 * Replace same_line_marker test with same_line_tracepoint
904 * Remove tests-libustinstr-malloc
905 * Remove exit-fast test
909 * Remove outdated test-nevents test
910 * Remove outdated simple_include test
911 * Remove outdated register_test test
912 * Convert hello-static-lib test to a build test
913 * Convert hello test to a build test only
914 * Remove outdated libustctl_function_tests test
915 * Remove outdated test hello2
916 * Remove outdated dlopen test
917 * Remove outdated test basic long
918 * Remove outdated test basic
919 * cyg_profile: implement fast and verbose .so
920 * Performance: add unlikely to tracepoint dynamic linking test
921 * Fix: _LGPL_SOURCE rcu dereference fix
922 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
923 * Minor fix: libc wrapper internal run script
924 * Fix: ustctl_recv_register_event pointer mixup
925 * Fix: allow enabling same events for two channels
926 * Add channel ID field to attr
927 * Remove useless else clause
928 * tracepoint: move "probe" test outside of loop
929 * Fix uninitialized has_loglevel variable
931 * Cleanup: work-around clang unused result warning
932 * Cleanup compile warning
933 * Cleanup: remove unused variables
934 * tracepoint: Don't add NULL probes
935 * Remove mention of locking issues associated with dlopen usage
936 * Implement read timer (for RT)
937 * Only flush when there are readers active
938 * Add mutex for channel wakeup fd update
939 * Fix: fields should be initialized to NULL
940 * Implement ustctl_duplicate_ust_object_data
941 * Add channel wakeup fd to monitor close
942 * Fix: refcount issue in lttng-ust-abi.c
943 * Fix: only consumerd should print errors
944 * Implement ring buffer periodic buffer switch timer
945 * Fix: ensure all probe providers have their symbols
946 * Reactivate error printing
947 * Unregister tracepoint probes when not needed
948 * Cleanup: remove now unused metadata code from UST
949 * Fix: notification timeout logic
950 * Fix: don't print error in comm proto connect on ENOENT
951 * Fix: return expected error return values for sessiond
952 * Fix: set wait/wake fd to -1 before close
953 * Fix: Only notify socket should have timeout/nonblock
954 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
955 * Fix: Add timeout on notification socket
956 * Remove now unused metadata printf code
957 * Move metadata creation into lttng-sessiond and lttng-consumed
958 * Add write metadata API to ust-ctl.h
959 * Move UST registry into sessiond and implement notifiers
960 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
961 * Use tp rcu link test in provider
962 * Remove direct dependency of probes on urcu-bp
963 * Use urcu tls-compat.h
964 * Lazy provider registration
965 * Always use lttng_get_probe_list_head to get probe list
967 * Move LTTng-UST buffer ownership from application to consumer
968 * Fix package: don't distribute generated headers
969 * Fix: don't cancel already exited threads
970 * Scalability fix: tracepoint.c hash table size increase
971 * Scalability fix for many events: event hash table size
972 * Speed up probe registration for large amount of events
973 * Add missing demo-trace shell script to dist tarball
974 * Documentation: add uuid package name for Fedora in README
975 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
976 * Add compilation support for Tile architectures
977 * Documentation: clarify debian package name for uuid in README
978 * Fix: comment in ust-ctl.h
979 * Fix I/O-related error values in ustctl
980 * Introduce hash table for lttng_create_event_if_missing()
981 * Fix: don't build C++ example if a C++ compiler isn't available
982 * Remove LIBFORMAT output in configure.
983 * Document dependency on libuuid
985 2012-12-20 (13th Baktun) lttng-ust 2.1.0
986 * Bump liblttng-ust-ctl lib version major number
987 * Bump UST proto version minor number
988 * Helper to debug: add object name
989 * Tests: Fix rundir not created in ust-basic-tracing
990 * ust test: add missing return -1
991 * Test: update ust tracing unit tests to 2.1 internal ABI
992 * Tests: Fix rundir not created in ust-multi-test
993 * Adapt internal files and examples to TRACEPOINT_INCLUDE
994 * Adapt tests to TRACEPOINT_INCLUDE
995 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
996 * Fix: don't do macro expansion in tracepoint file name
997 * Fix lttng-gen-tp: Template file must end in .tp
998 * Pack structures in comm protocol between UST and sessiond
999 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
1000 * Cleanup lttng-gen-tp: remove leading underscore before include guard
1001 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
1002 * Update license text
1003 * Fix: check if event enabled for bytecode-less events
1004 * Fix: handle enablers without bytecode
1005 * Print probe provider mismatch error even without -Wsystem-headers
1006 * filter: Add missing padding
1008 2012-11-22 lttng-ust 2.1.0-rc2
1009 * filter interpreter cleanup: use uint64_t for retval
1010 * Fix: filter linking can dereference NULL pointer on alloc failure
1011 * Cleanup: remove whitespaces and EOL in tests
1012 * Filter: use only single lower bit of filter return value
1013 * Fix: filter: var len array at end of external structure
1014 * Fix: filter link fail handling
1015 * Fix: add missing seqnum field to filter
1016 * filters: perform union rather than intersection
1017 * Implement support for overlapping wildcard/events
1018 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
1019 * filter: add seqnum field to filter command
1020 * Filter iteration: iterate on list of filters
1021 * document that tracepoint names should ideally not be re-used
1022 * Remove LIBFORMAT config declaration, unused
1023 * Add libc errno translation layer to UST error code
1024 * Fix: add const qualifier for filter local void *
1025 * Fix: re-allow non-lvalue string, sequence, array parameters
1026 * Tear down handles associated with a closed sessiond socket
1027 * Distinguish UST return codes from transport return codes
1028 * Fix: Conditionally disable tests requiring shared libs support
1029 * Cleanup: don't spawn per-user thread if HOME is not set
1030 * Manpage: document supported UST contexts
1031 * Fix: procname context semantic
1032 * Fix: Fix self-assign warning on struct ustfork_clone_info init
1033 * Fix: memcpy of string is larger than source
1034 * Implement liblttng-ust-fork daemon() override test
1035 * liblttng-ust-fork: override daemon() call
1036 * ustfork: set errno to ENOSYS if symbol lookup fails
1037 * Fix: be quiet on filter linker error
1038 * Build out of src tree
1039 * Fix: filter bytecode specializer stack leak
1040 * Fix: reloc offset validation error out on filters with no reloc table
1041 * Perform calculation on bit size in 64-bit
1042 * Use uint64_t for packet header content size and packet size
1043 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
1044 * Fix: BSD getprogname null pointer dereference
1045 * Add support for model.emf.uri event info
1046 * Filter error message cleanup
1047 * Manpage update: document use in daemons
1048 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
1049 * Fix: get_wait_shm() ust mutex deadlock
1050 * Fix: add events with 0 field to field list
1052 2012-09-10 lttng-ust 2.1.0-rc1
1053 * Fix make dist: fix liblttng-ust-java dependencies
1054 * Fix make dist: add missing filter header
1055 * Fix: backward compatibility with UST 2.0 app probes
1056 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
1057 * Export "written" information about fields
1058 * Fix filter: pointer to string, not string, should be on stack
1059 * Fix: tracepoint float nowrite
1060 * Fix: accept 65536 bytes long bytecodes
1061 * Add hostname to env
1062 * ABI change: bump internal version to 3.0.0
1063 * Fix: threads should be created in DETACHED state
1064 * Fix: 32-bit x86 strict-aliasing warnings
1065 * Fix UST SIGPIPE handling
1066 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
1067 * Cleanup: filter: turn bytecode linking error msg into debug
1068 * Make lttng-ust robust against -finstrument-functions.
1069 * Filter: keep aliased ax and bx registers
1070 * Filter: remove interpreter dynamic typing
1071 * Filter: add missing specialized op names
1072 * Filter: specialize double-s64 binary comparators
1073 * Fix filter: fix stack leak on taken branch
1074 * Filter: Implement stack-based interpreter
1075 * Filter: double comparator produces s64
1076 * Filter: use hash table to check merge points
1077 * Filter: split passes into separate components
1078 * Filter: cleanup macros
1079 * Filter: validate range overflow with end of insn
1080 * Filter: validate that field ref strings are non-NULL
1081 * Filter: ensure logical operator merge is always s64
1082 * Filter: we don't care if double/s64 are literals
1083 * Filter: specialize 'and' and 'or' ops.
1084 * Implement dispatch-table based interpretor
1085 * Filter: Specialize unary operators
1086 * Define switch use as macro in interpreter
1087 * Filter interpreter: mark float test as unlikely
1088 * Filter: fix bytecode validation typo
1089 * Filter: specialize comparators
1090 * Specialize load and unary ops
1091 * Validate registers, no need to initialize to 0
1092 * Filter: opcode for ref loads
1093 * Remove redundant validation from interpreter
1094 * filter: Add bytecode validation pass
1095 * TRACEPOINT_EVENT: add *_nowrite fields for filter
1096 * Only print filter errors if LTTNG_UST_DEBUG is set
1097 * Cleanup: remove debug define
1098 * Filter: add floating point support
1099 * Remove filter test printouts
1100 * Implement filter bytecode interpreter and linker
1101 * Filter: receive, attach and link empty filter
1102 * Filter: prepare filter stack data
1103 * Wrap dynamic len array into stackvar union
1104 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
1105 * liblttng-ust/lttng-ust-comm.c: fixing typo.
1106 * Fix: remove unused texinfo dep from configure.ac
1107 * Fix C99 strict compatibility: don't use void * for function pointers
1108 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1109 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
1110 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
1111 * Fix: perform TLS fixup of nest count outside of UST mutex
1112 * Fix: liblttng-ust-fork deadlock
1113 * Fix: handle pthread errors
1114 * Fix: local apps allowed should disable local (not global) tracing
1115 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
1116 * Fix: support -std=c99 in tracepoint macros
1117 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
1118 * hello test: fail on old style definition
1119 * Fix: tracepoint.h should not generate old-style definitions
1120 * Fix: don't define variables in headers
1121 * test "hello": add boolean test
1122 * Fix: perform macro expansion on tracepoint signatures
1123 * UST check pointer/de-reference order
1124 * Fix list field: handle error
1125 * Implement event fields listing
1126 * Implement field listing command
1127 * Fix: Block all signals in listener thread
1128 * Add CodingStyle document to tarball
1129 * Add coding style document
1130 * endian.h: support cygwin
1131 * align.h: support cygwin page size
1132 * Add cygwin support to libringbuffer getcpu.h
1133 * Add "2x int" and "2x long" types to the Java interface
1134 * Add Integer and Long tracepoint types to the Java interface
1135 * Fix: don't SIGBUS when filesystem is full
1136 * tracepoint: include stdio.h for NULL definition
1137 * manpage update: document that probes need gcc
1138 * Fix: remove # in front on extern "C" {
1139 * Cleanup: don't use GNU old-style field designator extension
1140 * Fix: remove padding field after variable sized array
1141 * Use unsigned long type for events discarded counter
1142 * Fix: getcpu build with modern uClibc versions
1143 * Fix: lttng-ust.pc needs to specify -ldl
1144 * Fix: examples Makefiles should pass $(LIBS) at last
1145 * Build a jar for the Java side of the JNI interface
1146 * Fix: ustctl need to send the second fd upon error of 1st fd
1147 * Fix: Add missing fork test program dependency library
1148 * Fix: Make the JNI interface actually work
1149 * Merge branch 'dev'
1150 * Fix: stringify version description
1152 2012-03-29 lttng-ust 2.0.1
1153 * Use bsd-compatible fcntl for close-on-exec on socket
1154 * Fix multi-session wildcard support
1155 * Fix event lost count when buffer is full
1156 * Remove inappropriate \n from easy-ust sample
1158 2012-03-20 lttng-ust 2.0.0
1159 * First STABLE version
1162 2012-03-20 lttng-ust 2.0.0-rc4
1163 * Fix out-of-bound write in ltt-events.c
1164 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1166 * Add exception handling to lttng-gen-tp io operations
1168 2012-03-16 lttng-ust 2.0.0-rc3
1169 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1170 * fix: ustcomm_close_unix_sock should close, not shutdown
1171 * Fix: do not print EPIPE perror, as it is an expected error
1172 * Ensure that multiplication of clock offset is done on 64-bit
1173 * Add 2 missing licenses in deprecated tests
1174 * Remove unbuild and unused (deprecated) make_shared_lib test
1175 * License text standardization, add missing licenses
1176 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1177 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1178 * Fix: recvmsg should handle EINTR
1179 * Make lttng-gen-tp work on python 2.6
1180 * Make lttng-gen-tp executable
1182 2012-03-02 lttng-ust 2.0.0-rc2
1184 * Fix: dmesg printout should not print metadata warnings
1185 * Fix: use transport name as channel name
1186 * Fix: Add signature check in tracepoint activation
1187 * Fix: add tracepoint signature at tracepoint definition site
1188 * Fix: keep event probe signature, for use by event probe signature check
1189 * Fix ABI: add padding to structures shared between UST and consumer
1190 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1191 * Fix ABI: Adding missing padding in tracepoint event structures
1192 * Fix: Add include/lttng/ust-config.h to git ignore
1193 * Fix effect: update README about dlopen()
1194 * Fix: fixup vtid TLS
1195 * Fix: fixup ringbuffer tls at constructor by forcing read
1196 * Fix: fix deadlock with dlopen() lttng-ust
1197 * Fix: only print event errors every 1048576 hits
1198 * Fix: add missing debug printout to identify the cause of lost events
1199 * fix: liblttng-ust-ctl should check for incorrect parameters
1200 * fix: ust comm error handling segfault
1201 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1202 * fix: on exit, leave thread/mmap reclaim to OS
1203 * fix: Handle sys_futex with async cancel, add missing pthread_join
1204 * fix: Only munmap the wait page when not exiting from process
1205 * Use CPPFLAGS instead of CFLAGS for -I
1206 * Fix type range comparison always false for 64-bit arch
1207 * demo: remove useless libs
1208 * tests: include missing headers
1209 * Add missing limits.h include for NAME_MAX
1211 2012-02-20 lttng-ust 2.0.0-rc1
1212 * Standardize version across toolchain
1213 * Fix a typo in gen-tp Makefile
1214 * Implement the .o file generation in lttng-gen-tp
1216 2012-02-16 lttng-ust 1.9.8
1217 * Fix comment in tracepoint.h
1218 * Add loglevel info to manpage
1219 * Remove stale binary file
1221 * Add a man page for lttng-gen-tp
1222 * Install easy-ust and gen-tp examples in doc/
1223 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1224 * Add missing #define _GNU_SOURCE for sched_getcpu()
1225 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1226 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1227 * Mark lib_ring_buffer_print_errors unused
1228 * Cleanup: remove extra space from easy_ust example
1229 * Add missing comma to tracepoint STAP_PROBEV call
1231 2012-02-13 lttng-ust 1.9.7
1232 * liblttng-ust-java: add missing -classpath ./
1233 * Only specify that sdt.h provides system integration for now
1234 * Add STAP_PROBEV check ton configure.ac
1235 * Add sdt.h integration
1236 * Remove extern C around probe header
1237 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1238 * Add a configure report at the end of the output
1239 * Add sdt.h integration option
1240 * Set default loglevel in metadata
1241 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1243 2012-02-09 lttng-ust 1.9.6
1244 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1245 * tracepoint: name -> _name to fix possible namespace clash
1246 * Add debug printout to tracepoint.c
1247 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1248 * Update hardcoded loglevel
1249 * Add "easy_ust" example
1251 * Zero-initialize struct msghdr
1252 * Add environment information
1253 * Fix event-specific enabling
1254 * Update static lib linking
1255 * liblttng-ust-libc: fix linking
1256 * liblttng-ust-libc: fix lib dependency
1257 * Install README and ChangeLog into system doc
1258 * Add hello-static-lib test
1259 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1260 * Fix 32-bit type: allocated len is used
1261 * Fix 32-bit type mismatch
1263 2012-02-02 lttng-ust 1.9.5
1264 * UST comm ABI: Add padding, push version to 2.0
1265 * Update loglevel names
1266 * Implement loglevels as event and wildcard attributes
1267 * Update loglevel ABI: only loglevel value/enum is known by UST
1268 * Pre-assign fixed loglevels
1269 * Remove old (now unused) loglevel control code entirely
1270 * Update loglevel selection ABI
1271 * Use boot_id as monotonic clock uuid
1272 * clock: add clock description to metadata
1273 * Properly fix the timekeeping overflow detection
1274 * Revert "Fix timestamps for slow-paced event rates"
1275 * Revert "Force 64-bit timestamps"
1276 * Declare struct lttng_ust_calibrate
1277 * Force 64-bit timestamps
1278 * demo program: ensure we don't link demo on useless libs
1279 * ust comm: Receive second FD even if 1st receive failed
1280 * ust consumer: close shm fd after mapping it
1281 * Add a comment about which wait fd is closed early by UST.
1282 * Remove leftover structure in ust-abi.h
1283 * Close stream and channel file descriptors as soon as passed to
1285 * Fix AC_LANG_SOURCE usage: only takes one parameter
1286 * Fix timestamps for slow-paced event rates
1287 * configure.ac: Use AC_LANG_SOURCE for if else macros
1288 * Add execution instructions to the demo test program
1289 * Force the building of shared noinst libraries in the demo test
1291 * Only print the futex perror in debug mode
1293 2011-12-23 lttng-ust 1.9.4
1294 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1295 * Comment the union field (only used in call_rcu scheme)
1297 2011-12-21 lttng-ust 1.9.3
1298 * Fix clock source overflow on 32-bit archs
1299 * Remove unused trace_clock_frequency
1300 * check for negative wait() return value
1301 * Add DBG message when registering a probe
1302 * Only show futex warning "perror" in debug mode
1304 2011-12-14 lttng-ust 1.9.2
1305 * Add missing ust_libc.h to Makefile.am
1306 * Use DBG instead of WARN for futex_wake workaround message
1307 * Make dlopen more robust by using the .0 target for the library
1309 2011-12-13 lttng-ust 1.9.1
1310 * First LTTng-UST 2.0 prerelease.
projects / lttng-ust.git / blob