1 2019-05-24 (Scavenger Hunt Day) lttng-ust 2.9.5
2 * Cleanup: bitfields: streamline use of underscores
3 * Silence compiler "always false comparison" warning
4 * Fix: bitfield: shift undefined/implementation defined behaviors
5 * Fix: Update coding style link
6 * Fix: alignment of ring buffer shm space reservation
7 * ust-ctl API: clarify getter usage requirements
8 * Fix: don't access packet header for stream_id and stream_instance_id getters
9 * compat: work around broken _SC_NPROCESSORS_CONF on MUSL libc
10 * doc: remove repeated word in coding style
11 * tap-driver.sh: flush stdout after each test result
12 * Move wait_shm_mmap initialization to library constructor
14 2019-01-25 (National Opposite Day) lttng-ust 2.9.4
15 * Fix: Initialize fd field of struct lttng_ust_elf to -1 at allocation
16 * Clarify lib_ring_buffer_switch_slow() requirements
17 * Fix: address shellcheck warnings/errors in example scripts
18 * Fix: check for event class/instance prototype mismatch
19 * Fix: race between statedump and library destructor
20 * Fix: reset procname on fork in child process
21 * Fix: Remove unused line from liblttng-ust-fd makefile
23 2018-08-20 (World Mosquito Day) lttng-ust 2.9.3
24 * Fix: add liblttng-ust dependency to liblttng-ust-fd
25 * Fix: use LIBDL/LIBC_DL to select either libdl or libc
26 * Fix: AM_CONDITIONAL should be outside AS_IF block
27 * Fix: build jni libs with openjdk >= 10
28 * Fix: ustfork: save and restore errno in syscall wrappers
29 * Fix: cache the result of getpid() internally
30 * Fix: reset cached vpid context on fork
31 * Fix: string comparison on incorrect length in context provider
32 * Fix: remove for() loop initial declarations
33 * Use ust_lock during sock_info operations for atomicity against fork
34 * Force tracked fd to be bigger than STDERR_FILENO
36 2017-11-30 (National Mason Jar Day) lttng-ust 2.9.2
37 * Fix: specify SONAME in python-lttngust LoadLibrary
38 * Fix: ensure fd tracker is initialized when called from constructors
39 * Fix: fd of an elf object must be registered to the fd tracker
40 * Fix: liblttng-ust-fd.so: override fclose symbol
41 * Fix: lttng-gen-tp: only replace file extension
42 * Fix: move fsync after ftruncate
43 * Fix: sync buffer file metadata on buffer allocation
44 * lttng-ust(3): specify "If set" instead of "if set to 1" for some variables
45 * Fix: Expand the shmobj size for the sequence number
47 2017-06-12 (National Peanut Butter Cookie Day) lttng-ust 2.9.1
48 * Fix: lttng-ust-elf.c: define NT_GNU_BUILD_ID if not defined
49 * Fix: Quote CMAKE variable assignment in Makefile
50 * Fix: Typo in doc/examples/Makefile.am
51 * Fix: Don't override user variables within the build system
52 * Fix: add missing getenv.h include to ustctl.c
53 * Fix: race between lttng-ust getenv() and application setenv()
54 * doc/man: add typical `$` and `#` prompts to command lines
55 * Fix: (un)install targets of Python agent
56 * Fix: include config.h to resolve HAVE_DLMOPEN
57 * Validate the presence of dlmopen at configure time
58 * Fix: CMake examples integration
59 * doc/examples/Makefile.am: define C and C++ compilers for CMake
61 2016-11-29 (National Square Dance Day) lttng-ust 2.9.0
62 * lttng-ust(3): document `lttng_ust_loaded` symbol
63 * lttng-ust(3): document `perf:thread:raw:rN:NAME` context
64 * lttng-ust-dl(3): update documentation
65 * lttng-ust(3): document liblttng-ust-fd
66 * doc/man: document the lttng_ust_lib events
67 * doc/man: add full stop to descriptive table cells
68 * doc/man: reorganize source for tables
69 * lttng-ust(3): sort ctf_*() macro parameter definitions
70 * lttng-ust(3): fix alignment and indentation
71 * lttng-ust(3): document new ctf_*() array/sequence network/hex macros
72 * Performance: add missing "caa_unlikely" on fast-path
73 * Fix: loglevel and model_emf_uri build fix
74 * Fix: loglevel and model_emf_uri with g++ compiled probes
75 * Fix: Out of tree build of liblttng-ust-java
77 2016-10-07 (National Frappé Day) lttng-ust 2.9.0-rc1
78 * Fix: cmake example with configure based oot build
79 * Fix: perform statedump before replying to sessiond
80 * build: check for CXX_WORKS for cmake example
81 * Implement liblttng-ust-fd
82 * Introduce file descriptor tracker
83 * Fix: honor send timeout on unix socket connect
84 * Fix: perform TLS fixup in all UST entry points from each thread
85 * Fix: build: pass configure flags to cmake example
86 * Performance: implement lttng_inline_memcpy
87 * Performance: mark ring buffer do_copy callers always inline
88 * Performance: cache the backend pages pointer in context
89 * Add ctx_len field to ring buffer context
90 * ring buffer: handle shmp errors
91 * Cleanup: libringbuffer: remove duplicate shmp() invocations in slow paths
92 * Performance: Only dereference shmp once
93 * Performance: Mark channel and buffer event disabled check unlikely
94 * Performance: Relax atomicity constraints for crash handling
95 * Fix: compat: -ust suffix sprintf error handling
96 * Performance: disable event counting by default
97 * Fix: remove unlock in getcpu
98 * Performance: remove rcu read lock from ring buffer get/put cpu
99 * Performance: define _LGPL_SOURCE in LGPL c files
100 * Performance: split check deliver fast/slow paths
101 * Fix: perf counters build against kernel headers < 3.12
102 * Fix: perf counter context deadlock
103 * Fix: many-events registration/unregistration speed
104 * Fix: pre-fault TLS in ust-malloc instrumentation
105 * Fix: ust-ctl: use LTTNG_UST_HAVE_PERF_EVENT to report perf counter availability
106 * Fix: reset vtid cache before releasing urcu locks
107 * Fix: cleanup local_apps.allowed flag on lib cleanup
108 * Fix: Correctly handle invalid agent port file
109 * Fix: memory corruption in compat.h
110 * Introduce lttng_ust_loaded weak symbol
111 * Revert "Introduce LTTNG_UST_LOADED environment variable"
112 * Introduce LTTNG_UST_LOADED environment variable
113 * Fix: remove invalid free
114 * Use AC_PROG_MKDIR_P (generic mkdir -p)
115 * Split CMake example build steps on different lines
116 * Fix: CMake example: specify source/built includes/libs
117 * configure: allow building perf support across all architectures
118 * Fix: use-after-free in statedump lib iter_end
119 * Add generic fallback for perf counter read
120 * Fix: perf counters: sign-extend pmc register
121 * doc: Add flags for JUL and python agent compiling
122 * tests/hello.cxx: add ctf_enum_auto() entries
123 * Add ctf_enum_auto() for autoincrementing enumeration values
124 * Add missing ust_lib.c and ust_lib.h
125 * dl instrumentation: add dlmopen event, trace dlopen flags
126 * Add library load/unload tracking events
127 * Communication protocol: use fixed-size integer rather than enum
128 * Add ustctl command to regenerate the statedump
129 * Implement statedump command in UST
130 * tests/hello.cxx: add enumeration field
131 * Fix: ctf_enum_value() does not work with g++
132 * Fix: lttng context perf: missing stdbool.h header include
133 * Add perf context support for ARMv7
134 * Keep perf context FD open for other architectures
135 * Doc: cmake example: fix coding style
136 * Doc: ship cmake example with 'make distcheck'
137 * Doc: add CMake example
138 * configure.ac: check cmake availability
139 * Only build python lib when agent is enabled
140 * doc: information has no plural
141 * Fix: allow non-LGPL modules to use tracepoints
142 * Add -ust to the name of UST threads of the application
143 * Comment the locking mechanisms in ContextInfoManager
144 * Fix: Null-check return value of log4j.Category.getAllAppenders()
145 * Add liblttng-ust-agent.jar to the .gitignore
146 * Fix: Specify encoding when reading agent port file
147 * Fix: Include child loggers in the output of "lttng list"
148 * Fix: Handle both agent config files pointing to same port
149 * Suppress static method warning
150 * Add more logging to the LttngTcpSessiondClient
151 * Use config.h to detect sched_getcpu support
152 * Fix: use limits.h in ust-elf test
153 * Fix: strerror_r behavior is glibc specific
154 * Add support for musl libc to ust-dlfcn.h
155 * Fix: don't generate 0-len array in tracepoint probes
156 * Fix: log4j example: set logger level to prevent unexpected level inheritance
157 * Fix: no LGPL define for malloc and pthread wrappers
158 * Fix: all lttng-ust source files should be tagged _LGPL_SOURCE
159 * Fix: initialize RCU callbacks with mixed LGPL/non-LGPL objects
160 * Fix: incorrect structure layout with mixed LGPL/non-LGPL objects
161 * Fix: don't call __builtin_return_address(0) on 32-bit powerpc
162 * Update version name TBD
163 * Update version to 2.9.0-pre
164 * Fix: tracepoint header: declare tracepoint_dlopen_ptr
165 * Fix: update debug message about weak-hidden symbols
166 * Fix: tracepoint-rcu header: use tracepoint_dlopen_ptr
167 * Fix: test: relax requirement on weak-hidden symbol address
168 * Fix: work-around gcc optimisation oddness on 32-bit powerpc
169 * Fix: test weak-hidden symbols
170 * Print DBG() message about compiler weak hidden symbol behavior
171 * test: add test for gcc issue with weak hidden symbol on powerpc
172 * Restrict Java context retriever names to a set of valid characters
173 * Fix: Correctly compute Java agent list loggers response size
174 * Add support for aarch64_be
175 * Fix: Fix synchronization of LTTngAgent#dispose
176 * Fix: Verify number of bytes contained in sessiond agent commands
177 * Fix: Avoid potential null dereference with log4j loggers
178 * Specify UTF-8 encoding for all Java agent commands
179 * Fix: merge tap tests stdout and stderr
180 * Documentation: ring buffer: SWITCH_FLUSH can be used when active
181 * Fix: unchecked return value in trace_clock_read64_monotonic
182 * Fix: portability: no arith on void pointer
183 * Fix: initialize build id and debug link flags to 0
184 * Tests: Add tap-driver.sh for automake < 1.12
185 * Fix: add "has_build_id" and "has_debug_link" fields to debuginfo events
186 * Tests: Replace prove by autotools tap runner
187 * bootstrap: Standardize on autoreconf -vi
188 * Harmonize bootstrap script across projects
189 * lttng-ust(3): order environment variables
190 * lttng-ust(3): fix syntax of env. variables section
191 * lttng-ust(3): document $LTTNG_HOME
192 * Fix: Java agent should use LTTNG_HOME
193 * Fix: examples make distcheck failure
194 * Cleanup: add static for internal symbols
195 * Cleanup: Remove unused max() macros from ring_buffer_frontend.c
196 * Use min_t/max_t macros in lttng-ust-elf.c
197 * Tests: update ust-elf tests to reflect correct memsz computation
198 * Fix: erroneous computation of ELF in-memory size
199 * Make code and man pages share the same default values
200 * Fix: remove NULL check of nonnull parameter in dlclose
201 * Tracepoint array/sequence: add nowrite hex macros
202 * Tracepoint: add ctf array for network byte order integers
203 * Tracepoint: add ctf sequence for network byte order integers
204 * Fix: endianness of integers received by filter
205 * Doc: Update README.md
206 * Fix: jul and log4j agents makefile missing line and indentation
207 * Fix: re-introduce exported symbols
208 * Doc: update manpages for soinfo/sopath name change
209 * Rename statedump and dl events and fields
210 * Tests: list ust-elf test data explicitly in EXTRA_DIST
211 * Tests: add tests for lttng_ust_elf_is_pic
212 * Add is_pic field to statedump soinfo event
213 * Fix: add common jar to lttng-ust-agent-all dependencies
214 * Fix: add version to lttng-ust-agent-all jar file
215 * Fix: rename liblttng-ust-agent to lttng-ust-agent-all
216 * Fix: re-add liblttng-ust-agent.jar
217 * Fix: lttng java agent: dispose is non-static
218 * doc/man: do not use macros in the NAME section
219 * doc/man: remove duplicate copyrights section
220 * doc/man: lttng-ust(3): add tracing control to example
221 * doc/man: lttng-ust(3): split example files in subsections
222 * doc/man/common-copyrights: add missing THANKS section
223 * doc/man: lttng-ust(3): add missing ENVIRONMENT VARIABLES section
224 * README.md: bolden dependencies and update links
225 * README.md: split required and optional dependencies
226 * Convert man pages to AsciiDoc
227 * Fix: remove dead code from filter interpreter
228 * Fix: convey enum value signedness into metadata
230 2016-03-18 (Awkward Moments Day) lttng-ust 2.8.0-rc1
231 * Fix: remove assertions in lttng-ust-comm init
232 * Add tracepoint_disable_destructors()
233 * Documentation: fix manpage typo
234 * Fix: move lttng_context_is_app to core file
235 * Fix: move dummy functions to common file
236 * Fix: handle backward probe compatibility for application contexts
237 * Fix: application context header size
238 * Fix: event ctx get size should be after chan ctx
239 * Clarify and simplify the Java agent "Hello" examples
240 * Export the stream instance ID
241 * Generate and export the sequence number
242 * Add stream instance id to the packet header
243 * configure.ac: print empty line after AC_OUTPUT
244 * configure.ac: macros with no arguments do not need ()
245 * configure.ac: standardize indentation to tabs
246 * configure.ac: move AC_PROG_SED() close to other AC_PROG_*()
247 * configure.ac: test -a -> shell's && (more portable)
248 * configure.ac: use test "x$var" = "xyes"
249 * configure.ac: AM_CONDITIONAL() accepts two arguments
250 * configure.ac: use dnl at appropriate places
251 * configure.ac: if -> AS_IF()
252 * configure.ac: case -> AS_CASE()
253 * configure.ac: add missing quotes in macro calls
254 * configure.ac: use macros for version name and description
255 * configure.ac: do not use shell eval for known values
256 * Add CONTRIBUTING.md
257 * Output "(null)" when ctf_string()'s arg is NULL
258 * Fix: disable use of __builtin_return_address(0) on 32-bit PowerPC
259 * Fix: java agent 32-bit pointer to jlong warning
260 * Fix: Use Java 6 syntax in JUL examples
261 * Fix: add missing example file to dist tarball
262 * Fix: add missing header to dist tarball
263 * Fix: add missing LttngContextApi.java to dist tarball
264 * Pass the Java app context information using two separate arrays
265 * Fix: Correctly report filter notifications on Java agent teardown
266 * Add some logging to the AbstractLttngAgent
267 * Fix: Clear tracked application contexts upon closing a Java agent
268 * Introduce a verbose mode for the Java agent
269 * Implement Java agent application context retrieval
270 * Turn ISessiondCommand into an abstract class
271 * Split the JNI APIs in separate classes
272 * Add app context support to ust-ctl protocol
273 * Handle application context cmd
274 * Implement dynamic types, and application context provider support
275 * Fix: handle negative range for LTTNG_UST_REGISTER_TIMEOUT
276 * Fix: Ensure the Java JUL messages are correctly formatted
277 * Fix: double-free on error sending fields
278 * Add CTF enum type support to tracepoint event
279 * Fix: missing _GNU_SOURCE define
280 * python-lttngust/setup.py.in: update setup() fields
281 * Refactor Python agent build and install
282 * Fix: remove debugging print() call from Python agent
283 * Fix: header size larger than 256 bytes
284 * Python agent: Support Agent protocol v2.0
285 * Fix: Java agent protocol network endianness consistency
286 * Fix: examples jul: add missing files to make dist
287 * Fix: Filer -> Filter typo in example
288 * Fix: Return the correct list of available Java events
289 * Add a toString() to Java agent's EventRule
290 * Add API stubs for the Java context info retrievers
291 * Receive the event filter string in the Java agent
292 * Document the Java filter notification model
293 * Add filter change notification mechanism to the Java agent
294 * Manage complete "event rules" in the Java agent
295 * Introduce a new client listener interface for the Java agent
296 * Turn ILttngAgentResponse into an abstract class
297 * Remove stale tests/java-jul test
298 * Fix: live timer calculation error
299 * Fix python agent build/install/uninstall with DESTDIR specified
300 * Fix: Don't (re)define STAP_PROBEV
301 * Fix: don't dereference NULL pointers
302 * Cleanup: Remove unused values
303 * Fix: Value stored to 'has_waited' is never read
304 * Fix: Argument with 'nonnull' attribute passed null
305 * Cleanup: Unnecessary bit shift
306 * Clean-up: remove extraneous "found" parameters in ust-elf
307 * Fix: sysconf() unchecked return value
308 * doc: add Python example
309 * Fix: Python agent: do not register twice to same port
310 * Fix: potential leaks in error paths
311 * Fix: double free in liblttng-ust-dl
312 * Fix: make check in OOT build with absolute path
313 * Fix: elf: leaks on error paths
314 * Cleanup: coding style
315 * Cleanup: elf: use off_t for offsets, size_t for len
316 * Cleanup: eliminate implicit sign-extension
317 * Fix: elf: NULL pointer dereference
318 * Fix: add missing ust-elf.h header to dist
319 * Fix: make check in out of tree build
320 * Fix: old gcc warnings
321 * Fix: old gcc warning
322 * Fix: remove stale lttng-ust-elf.h from makefile
323 * Fix: elf: uninitialized ret
324 * Fix: test elf: handle NULL debug file
325 * test: elf move constants to top of implementation
326 * Fix: elf test prog arg checking
327 * baddr statedump: remove dependency on file streams
328 * baddr statedump: hold ust lock around allocations
329 * Add unit tests for lttng_ust_elf
330 * Add memory size, build id, and debug link info to statedump and dl
331 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
332 * Cleanup: more descriptive error message
333 * Fix: add missing ust lock around objd_table_destroy()
334 * Fix: application exit race with pthread cancel
335 * Cleanup: configure layout for python agent detection
336 * Build: python agent: use setup.py over autoconf
337 * Build: add python interpreter used by python agent if built
338 * Doc: basic lttng ust python agent documentation
339 * Build: use AM_PATH_PYTHON to resolve python when building agent
340 * Build: only check if python exists in path
341 * Update version to 2.8.0-pre
342 * Fix: Send the correct Java agent return code when disabling events
343 * Fix: Correctly handle the command to disable all events
344 * Small refactor of the Java agent's TCP client
345 * Rename Java Agent event names to "event"
346 * Rename Python agent tracepoint to "event"
347 * Allow compiling the Java agent with Java 1.6
348 * Restore concurrent build when Java agent is enabled
349 * Refactor Java agent to let applications manage the log handlers
350 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
351 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
352 * Cleanup: Add Javadoc to all public methods and members
353 * Fix: Small fixes to the Java agent example files
354 * Update doc/java-agent.txt to reflect the new packaging
355 * Split Java agent library in 3 separate jars
356 * Remove deprecated org.lttng.ust.jul.LTTngAgent class
357 * Use tar-ustar format for the dist archive
358 * Fix: remove generated file from git tree
360 2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
361 * Fix: Use $enableval with AC_ARG_ENABLE
362 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
363 * Fix: handle sys_futex EINTR and EWOULDBLOCK
364 * Fix: update liburcu URL
365 * .gitignore: ignore Python agent generated files
366 * Add ctf_sequence_hex() macro
367 * Fix: set soinfo_data's vdso flag correctly in base address statedump
368 * Fix: running java examples out of tree
369 * Fix: java class check when uudecode is not present
370 * Cleanup: remove extra whitespace in configure output
371 * Default to no unaligned access on unsupported archs
372 * cleanup: Coding style fixes to the Java agent
373 * cleanup: Mark obsolete JUL agent as @Deprecated
374 * Fix compilation warnings in the Java agent
375 * Fix: out of tree build of java agents
376 * Fix: Use env CLASSPATH when building log4j example
377 * Fix: build log4j example when enabled
378 * Bump tracer version to 2.7.0-pre
379 * Fix: perform volatile load of tracepoint state
380 * Add demo-tracelog to gitignore file
381 * Add aarch64 support to configure
382 * Implement cpu_id context for filtering
383 * ust cyg-profile: use same class for entry and exit
384 * Fix: function instrumentation ip context
385 * Fix: liblttng-ust-dl ip context
386 * Remove caller field from malloc events
387 * Fix: pthread wrapper ip context
388 * Fix: lttng-ust-malloc ip context
389 * Allow TP_IP_PARAM arg name to be configured
390 * tracelog: use same class for all loglevels
391 * fix tracelog namespacing of loglevels
392 * Add tracelog documentation to lttng-ust(3)
393 * Implement demo-tracelog example
394 * Implement tracelog API
395 * Fix: fetch caller address from tracef()
396 * Rename helper providers and events for consistency
397 * Refactor state dump system
398 * Refactor Python agent
399 * Fix: building probe providers with C++ compiler
400 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
401 * Fix: Don't wait during registration if clock_gettime() fails
402 * Fix: getcpu/clock plugin handle leak
403 * Fix: add missing new ldl dependency for liblttng-ust-ctl
404 * Fix: add missing getenv wrapper
405 * Fix: add missing lttng-clock.c
406 * Fix: add missing ust-clock.h
407 * clock plugin example: use shift and mul
408 * Implement getcpu override
409 * Implement clock override plugin support
410 * Add tracepoint_enabled() macro
411 * Move file creation/unlink from liblttng-ust-ctl to consumerd
412 * Implement file-backed ring buffer
413 * Fix: oot build: missing top_builddir include
414 * Fix: Mismatching code and console output in log4j example
415 * Update manpage about LTTNG_UST_DEBUG effect
416 * Don't output to stderr from lib unless DEBUG is activated
417 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
418 * Fix: out-of-tree build: wrong file path for sed input
419 * Fix: make dist: python agent file handling
420 * Fix: java-agent: out-of-tree path to java manifest
421 * Add return address to liblttng-ust-libc-wrapper
422 * Fix: missing parenthesis in offset_align_floor
423 * Fix: add ustctl_has_perf_counters
424 * Fix: add urcu-bp TLS fixup
425 * Fix: add missing poll.h include
426 * Fix: get_subbuf: bound number of consumerd retry
427 * Fix: man: you can't link a lib with a static lib
428 * Fix: context alignment not properly handled
429 * Fix: Shorthand option -cp not supported in all version of Java
430 * Fix: allow tracepoints to build with --std=c99
431 * Bump UST ABI for new release cycle
432 * Cleanup: remove "disabled" flag for new release cycle
433 * Fix: filter attach vs event enable race
434 * Fix: add a configure check for weak symbols support
435 * Fix coverity warning about sizeof(void **) != sizeof(void *)
436 * Fix: off-by-one in sequence filter comparator
437 * Fix: Java Agent JAR file symlink should be created after objects install
438 * Fix: Add versioning to liblttng-ust-agent JAR
439 * Fix: Warn when log4j version is too old
440 * Update Java agent documentation
441 * Fix: Try loading classes using the thread context class loader
442 * Add Python agent support
443 * Update version name
445 2014-10-20 lttng-ust 2.6.0-rc1
446 * Add missing file to gitignore
447 * Fix: preserve example files' timestamps when copying
448 * Fix: Abort loading log4j agent classes when detected log4j version is too old
449 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
450 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
451 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
452 * Rename public structure to avoid collisions
453 * Refactor liblttng-ust-jul in liblttng-ust-agent
454 * Build the liblttng-ust-java library using the new M4 macros
455 * Add M4 macros helpers to build Java programs
456 * Modernize README using Markdown
457 * Documentation: clarify event name in lttng-ust.3
458 * Add cscope to gitignore
459 * configure.ac: fix "missing jni.h" error message
460 * Fix: remove references to trace_printf()
461 * Change JUL agent to use the new ABI
463 2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
464 * Mutex while updating statedump_pending is not needed
465 * Revert "Turn base address dump into experimental feature"
466 * Fix: document ust_fork_mutex nesting
467 * Bugfix for #745 deadlock with baddr statedump+fork
468 * Move enablers syncing after the channel registration
469 * Add lttng_ust_notrace to static inline functions
470 * lttng ust: support ppc64le within configure
472 2014-06-27 lttng-ust 2.5.0-rc2
473 * Fix: lttng-ust-jul: set thread in daemon mode
474 * JUL: use root logger to capture events
475 * Fix: Wrong configure check for UST perf event counters context support
476 * Fix: multiple providers in same C file failure
477 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
478 * Fix: 2.5.0-rc1 changelog has off-by-one date
480 2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
481 * Fix: out of tree build for lib Java and JUL
482 * Fix: default loglevel is DEBUG
483 * Fix: refuse overwrite mode buffers with less than two subbuffers
484 * Fix: tracef.h: add missing c++ guard
485 * Fix: remove JUL loglevel filtering from the agent
486 * Fix: cleanup JUL agent state on sessiond disconnect
487 * Fix: Move generated headers to the BUILT_SOURCES target
488 * Fix: perf ust: check close return value
489 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
490 * Implement LTTng-UST perf counters support on x86
491 * Fix linking failure when cross-compiling
492 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
493 * Fix: pass proper args when writing commit counter
494 * Fix: pad strings that are modified concurrently with tracing
495 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
496 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
497 * Fix: .split() the CC environment variable in lttng-gen-tp
498 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
499 * Fix: python invocation through env
500 * Change default loglevel to TRACE_DEBUG_LINE
501 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
502 * Fix: don't accept configure --disable-shared
503 * Fix: configure.ac: add missing result to alignment req. check
504 * Fix: malloc wrapper: infinite recursion with compat TLS
505 * Fix: lttng-ust needs -ldl for tracef()
506 * Fix: typo in lttng-ust.3
507 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
508 * Fix: add demo-tracef to dist tarball
509 * Fix: add missing header files for tracef
510 * Implement tracef() instrumentation API
511 * Add 'unused' attribute to tracepoint callback
512 * Use autoconf AM_MAINTAINER_MODE
513 * Fix: mismatch between code and comments
514 * Fix: incorrect urcu git URL in README
516 2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
517 * Fix: JUL test: update to API change
518 * Fix: Cast from pointer to different integer size warning
519 * Turn base address dump into experimental feature
520 * Fix: JUL support multiple loglevels
521 * Fix: Skip lttng-gen-tp example build if Python is missing
522 * Fix: dynamically fetch the session daemon port
523 * Fix: JUL agent connect to user and root sessiond
524 * Fix: handle registration done command
525 * Fix: Unsynchronized access in LTTngTCPSessiondClient
526 * Cleanup: fix comment
527 * Fix: Dump executable base-address with readlink
528 * Fix: add assert for NULL dereference
529 * Fix: tracepoint out of memory handling
530 * Fix: dereference before null check
531 * Cleanup: remove logically dead code
532 * Fix: handle sysconf errors
533 * Fix: java-jul/Makefile should not be marked as a binary
535 2014-02-14 lttng-ust 2.4.0-rc4
536 * Cleanup: remove extra space in dlerror wrapper
537 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
538 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
539 * Fix: malloc libc instrumentation wrapper
540 * Fix: add LTTngEvent class to fix delayed logger
541 * Fix: FD leak in liblttng-ust-ctl
542 * Fix: liblttng-ust-dl Makefile flags mismatch
543 * Fix: liblttng-ust-fork Makefile flags mismatch
544 * Fix: out of tree examples build
545 * Fix: C++: incomplete extern C guard transition
547 2014-01-29 lttng-ust 2.4.0-rc3
548 * Fix: add missing JUL loglevel handling
549 * Cleanup gen-tp: add quotes around AM_CC
550 * Pass the CC variable to the example Makefiles
551 * cleanup ust_baddr and ust_baddr_statedump doc
552 * baddr: add ust_baddr and ust_baddr_statedump doc
553 * Fix: baddr_statedump tracepoint registration
554 * Fix: baddr out of tree build
556 2013-12-10 lttng-ust 2.4.0-rc2
557 * Fix: baddr_statedump tracepoint registration
558 * Fix: baddr deadlocks and RCU races
559 * Fix: lock exit mutex when creating threads
560 * Fix: baddr deadlock with lttng-ust destructor
561 * baddr: include missing header
562 * baddr: get session under lock
563 * Fix: take the ust lock around session iteration in statedump
564 * Fix: baddr_statedump deadlock with JUL tracing
565 * Fix: client_packet_header() uses wrong packet
566 * Cleanup: fix typo in ring buffer backend comment
567 * Compile liblttng-ust-baddr c files into liblttng-ust
568 * Allow suppressing of base-address-state tracing
569 * Integrate base-address statedump into lttng-ust
570 * Fix: eliminate timestamp overlap between packets
571 * Fix: lttng-gen-tp to build out of tree
572 * Fix: compile doc/ after JUL/Java
573 * JUL: add Hello.java in doc/examples
574 * Fix lttng-ust(3) manpage
575 * JUL: fix enable all event for delayed Logger
576 * Fix: typo in JNICALL for the JUL tracepoint
577 * Fix: move va_end to outermost label
578 * Fix: add missing NULL check after allocation
579 * Fix cleanup: all spaces before flags
580 * fix: lttng-gen-tp: add missing spaces around flags
582 2013-11-15 lttng-ust 2.4.0-rc1
583 * doc/examples: error out when a subdir make fails
584 * JUL: fix out of tree build
585 * Java/jul: fix make dist
586 * JUL: install documentation and jar file
587 * Add missing copyrights to test scripts
588 * Escape minus signs in lttng-ust-cyg-profile manpage
589 * Fix spelling mistake in lttng-ust manpage
590 * Fix tests/benchmark
591 * Implement base-address-state tracing
592 * Base-address tracing for dlopen and dlclose
593 * Add a check against excluders
594 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
595 * Store exclusions to enablers
596 * Add excluders to enabler structure
597 * Send exclusion data through ustcomm
598 * Define exclusion structure for UST ABI
599 * Define a new command LTTNG_UST_EXCLUSION
600 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
601 * Fix: check for java .class in package subfolders
602 * Fix: java library to use user define JDK at compile time
603 * Add liblttng-ust-jul for JUL support
604 * Fix: application SIGBUS when starting in parallel with sessiond
605 * Fix: Minor corrections to the lttng-ust man page
606 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
607 * Warning cleanup: add missing padding initializer
608 * Fix: socket connect hang on heavy loads
610 * Fix: ust-comm recvmsg should handle partial receive
611 * gcc warning fix: -Wextra
612 * Add usage reference count for tracepoints
613 * tracepoint.c: Move add_callsite/remove_callsite further down in file
614 * Store the callsites into the library callsite list
615 * Fix linking warning
616 * Per-stream ioctl to get the current timestamp
617 * LTTng ringbuffer ABI calls for index generation
618 * Specialize lttng_ust_lib_ring_buffer_client_cb
619 * Add tracing instrumentation for pthread mutex lock functions
621 2013-09-03 lttng-ust 2.3.0
624 2013-08-30 lttng-ust 2.3.0-rc2
625 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
626 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
627 * Fix: doc/examples cross-build
628 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
629 * Introduce configure --with-lttng-system-rundir
630 * examples: tracepoint probes don't need extern C
631 * Tracepoint probes don't need extern C
632 * Add trace support for memalign and posix_memalign
633 * malloc instrumentation: remove dependency on pthread
634 * Add trace support for calloc and realloc.
635 * Fix: allow make check to run in VPATH build
637 * Update obsolete benchmark test
638 * Cleanup tests (2nd commit)
640 * Fix: doc/examples VPATH build
642 2013-07-17 lttng-ust 2.3.0-rc1
643 * Fix: Unchecked asprintf/vasprintf return values
644 * Missing NULL pointer init in tap.c
645 * Disable doc/examples build
646 * Add python3 support to lttng-gen-tp
647 * Bump ABI major to 5
648 * callsite: add "ip" context
649 * Allow environment variable LTTNG_HOME to override HOME
650 * Fix: libs order in Makefile
651 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
652 * Introduce ustctl_write_one_packet_to_channel
653 * build: Fix out-of-tree build
654 * Fix: SWITCH_FLUSH new sub-buffer checks
655 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
656 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
657 * Fix: doc/examples: gen-tp path
658 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
659 * Fix: handle writes of length 0
660 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
661 * Fix: lttng-events VPATH build
662 * Allow #include in template (.tp) file
663 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
664 * doc/examples: build gen-tp example by default
665 * doc/examples: support BSD make
666 * Tracepoint.h: replace assertion by fprintf and abort()
667 * Remove unused assert.h from bitfield.h
668 * Clarify probe registration documentation/errors
669 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
670 * Add mising include in ust.h
671 * lttng-gen-tp: Fix include guard name with file using non valid characters
672 * Fix: segfault when print invalid command
673 * Fix: Add --no-as-needed to the demo example's Makefile
674 * zmalloc: attribute always_inline
675 * Fix: liblttng-ust process startup hang when sessiond is stopped
676 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
677 * Allow tracepoint providers to be compiled with g++
678 * Add parameter -f to rm in Makefile clean target
679 * Fix: missing dependency for liblttng-ust-tracepoint.so
681 * Add warning about default prefix and library paths to README
682 * Revert "Revert "Fix (another) linker library order""
683 * Revert "Revert "Fix linker library order""
684 * snprintf: play nice with static checker
685 * tracepoint.c: Add coverity alloc/free annotations
686 * Fix: "fields" leak on register
687 * Fix: memory leak for events without fields
688 * Fix: memory leak on connection reset
689 * Revert "Fix linker library order"
690 * Revert "Fix (another) linker library order"
691 * Fix: incorrect support for multi-context
692 * Fix (another) linker library order
693 * Fix typo in run script
694 * Fix linker library order
695 * Fix examples: add missing CPPFLAGS
696 * example Makefiles: standardize on $^ for linking
697 * Fix demo example Makefile
698 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
700 2013-05-09 lttng-ust 2.2.0-rc2
701 * manpage: Document probe provider compatibility
702 * Fix: add provider ABI compatibility check
703 * Cleanup: ignore mktemp return value
704 * Cleanup: documentation: argument vs field
705 * Documentation: document undefined behavior for NULL pointers
706 * Cleanup: silence cppcheck error
707 * Fix: add internal mutex for timer
708 * 32-bit warning fix for cyg profile fast
709 * Fix warnings for 32-bit in lttng-ust-cyg-profile
711 * Fix: tracepoint.h incorrect assumption about constructor order
712 * Cleanup: comment mismatch with code
713 * Fix: ABI breakage between 2.1 and 2.2-rc1
714 * Documentation: document that sequence len field is unsigned
715 * connect: don't report EACCES
716 * connect: don't print error on EPERM
717 * Bump liblttng-ust-ctl lib version major number
718 * Optimisation: implement callsite hash table in tracepoint.c
719 * Optimisation: only update added library in tracepoint.c
720 * Optimisation: only fix pending events once per lazy update
722 2013-03-28 lttng-ust 2.2.0-rc1
723 * Fix: tracepoint instrumentation constructor order issue
724 * Documentation: update 2.0 to 2.x
725 * Add demo test back as an example
726 * Don't rely on explicit context for filtering
727 * Implement per-context filtering
728 * Fix: filter string comparison should check for literal
729 * update tests/demo readme file
730 * Add man page for lttng-ust-cyg-profile
731 * Fix: filter string wildcard comparison
732 * Fix: Remove test runner script
733 * Fix: forwarding of call_site argument to field
735 * Tests: Use Perl prove as the testsuite runner
736 * Remove tests depending on consumerd
737 * Convert hello.cxx test to a build test
738 * Clean-up of configure.ac and tests/Makefile.am
739 * Fix snprintf test and output result to TAP format
740 * Replace same_line_marker test with same_line_tracepoint
741 * Remove tests-libustinstr-malloc
742 * Remove exit-fast test
746 * Remove outdated test-nevents test
747 * Remove outdated simple_include test
748 * Remove outdated register_test test
749 * Convert hello-static-lib test to a build test
750 * Convert hello test to a build test only
751 * Remove outdated libustctl_function_tests test
752 * Remove outdated test hello2
753 * Remove outdated dlopen test
754 * Remove outdated test basic long
755 * Remove outdated test basic
756 * cyg_profile: implement fast and verbose .so
757 * Performance: add unlikely to tracepoint dynamic linking test
758 * Fix: _LGPL_SOURCE rcu dereference fix
759 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
760 * Minor fix: libc wrapper internal run script
761 * Fix: ustctl_recv_register_event pointer mixup
762 * Fix: allow enabling same events for two channels
763 * Add channel ID field to attr
764 * Remove useless else clause
765 * tracepoint: move "probe" test outside of loop
766 * Fix uninitialized has_loglevel variable
768 * Cleanup: work-around clang unused result warning
769 * Cleanup compile warning
770 * Cleanup: remove unused variables
771 * tracepoint: Don't add NULL probes
772 * Remove mention of locking issues associated with dlopen usage
773 * Implement read timer (for RT)
774 * Only flush when there are readers active
775 * Add mutex for channel wakeup fd update
776 * Fix: fields should be initialized to NULL
777 * Implement ustctl_duplicate_ust_object_data
778 * Add channel wakeup fd to monitor close
779 * Fix: refcount issue in lttng-ust-abi.c
780 * Fix: only consumerd should print errors
781 * Implement ring buffer periodic buffer switch timer
782 * Fix: ensure all probe providers have their symbols
783 * Reactivate error printing
784 * Unregister tracepoint probes when not needed
785 * Cleanup: remove now unused metadata code from UST
786 * Fix: notification timeout logic
787 * Fix: don't print error in comm proto connect on ENOENT
788 * Fix: return expected error return values for sessiond
789 * Fix: set wait/wake fd to -1 before close
790 * Fix: Only notify socket should have timeout/nonblock
791 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
792 * Fix: Add timeout on notification socket
793 * Remove now unused metadata printf code
794 * Move metadata creation into lttng-sessiond and lttng-consumed
795 * Add write metadata API to ust-ctl.h
796 * Move UST registry into sessiond and implement notifiers
797 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
798 * Use tp rcu link test in provider
799 * Remove direct dependency of probes on urcu-bp
800 * Use urcu tls-compat.h
801 * Lazy provider registration
802 * Always use lttng_get_probe_list_head to get probe list
804 * Move LTTng-UST buffer ownership from application to consumer
805 * Fix package: don't distribute generated headers
806 * Fix: don't cancel already exited threads
807 * Scalability fix: tracepoint.c hash table size increase
808 * Scalability fix for many events: event hash table size
809 * Speed up probe registration for large amount of events
810 * Add missing demo-trace shell script to dist tarball
811 * Documentation: add uuid package name for Fedora in README
812 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
813 * Add compilation support for Tile architectures
814 * Documentation: clarify debian package name for uuid in README
815 * Fix: comment in ust-ctl.h
816 * Fix I/O-related error values in ustctl
817 * Introduce hash table for lttng_create_event_if_missing()
818 * Fix: don't build C++ example if a C++ compiler isn't available
819 * Remove LIBFORMAT output in configure.
820 * Document dependency on libuuid
822 2012-12-20 (13th Baktun) lttng-ust 2.1.0
823 * Bump liblttng-ust-ctl lib version major number
824 * Bump UST proto version minor number
825 * Helper to debug: add object name
826 * Tests: Fix rundir not created in ust-basic-tracing
827 * ust test: add missing return -1
828 * Test: update ust tracing unit tests to 2.1 internal ABI
829 * Tests: Fix rundir not created in ust-multi-test
830 * Adapt internal files and examples to TRACEPOINT_INCLUDE
831 * Adapt tests to TRACEPOINT_INCLUDE
832 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
833 * Fix: don't do macro expansion in tracepoint file name
834 * Fix lttng-gen-tp: Template file must end in .tp
835 * Pack structures in comm protocol between UST and sessiond
836 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
837 * Cleanup lttng-gen-tp: remove leading underscore before include guard
838 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
839 * Update license text
840 * Fix: check if event enabled for bytecode-less events
841 * Fix: handle enablers without bytecode
842 * Print probe provider mismatch error even without -Wsystem-headers
843 * filter: Add missing padding
845 2012-11-22 lttng-ust 2.1.0-rc2
846 * filter interpreter cleanup: use uint64_t for retval
847 * Fix: filter linking can dereference NULL pointer on alloc failure
848 * Cleanup: remove whitespaces and EOL in tests
849 * Filter: use only single lower bit of filter return value
850 * Fix: filter: var len array at end of external structure
851 * Fix: filter link fail handling
852 * Fix: add missing seqnum field to filter
853 * filters: perform union rather than intersection
854 * Implement support for overlapping wildcard/events
855 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
856 * filter: add seqnum field to filter command
857 * Filter iteration: iterate on list of filters
858 * document that tracepoint names should ideally not be re-used
859 * Remove LIBFORMAT config declaration, unused
860 * Add libc errno translation layer to UST error code
861 * Fix: add const qualifier for filter local void *
862 * Fix: re-allow non-lvalue string, sequence, array parameters
863 * Tear down handles associated with a closed sessiond socket
864 * Distinguish UST return codes from transport return codes
865 * Fix: Conditionally disable tests requiring shared libs support
866 * Cleanup: don't spawn per-user thread if HOME is not set
867 * Manpage: document supported UST contexts
868 * Fix: procname context semantic
869 * Fix: Fix self-assign warning on struct ustfork_clone_info init
870 * Fix: memcpy of string is larger than source
871 * Implement liblttng-ust-fork daemon() override test
872 * liblttng-ust-fork: override daemon() call
873 * ustfork: set errno to ENOSYS if symbol lookup fails
874 * Fix: be quiet on filter linker error
875 * Build out of src tree
876 * Fix: filter bytecode specializer stack leak
877 * Fix: reloc offset validation error out on filters with no reloc table
878 * Perform calculation on bit size in 64-bit
879 * Use uint64_t for packet header content size and packet size
880 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
881 * Fix: BSD getprogname null pointer dereference
882 * Add support for model.emf.uri event info
883 * Filter error message cleanup
884 * Manpage update: document use in daemons
885 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
886 * Fix: get_wait_shm() ust mutex deadlock
887 * Fix: add events with 0 field to field list
889 2012-09-10 lttng-ust 2.1.0-rc1
890 * Fix make dist: fix liblttng-ust-java dependencies
891 * Fix make dist: add missing filter header
892 * Fix: backward compatibility with UST 2.0 app probes
893 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
894 * Export "written" information about fields
895 * Fix filter: pointer to string, not string, should be on stack
896 * Fix: tracepoint float nowrite
897 * Fix: accept 65536 bytes long bytecodes
898 * Add hostname to env
899 * ABI change: bump internal version to 3.0.0
900 * Fix: threads should be created in DETACHED state
901 * Fix: 32-bit x86 strict-aliasing warnings
902 * Fix UST SIGPIPE handling
903 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
904 * Cleanup: filter: turn bytecode linking error msg into debug
905 * Make lttng-ust robust against -finstrument-functions.
906 * Filter: keep aliased ax and bx registers
907 * Filter: remove interpreter dynamic typing
908 * Filter: add missing specialized op names
909 * Filter: specialize double-s64 binary comparators
910 * Fix filter: fix stack leak on taken branch
911 * Filter: Implement stack-based interpreter
912 * Filter: double comparator produces s64
913 * Filter: use hash table to check merge points
914 * Filter: split passes into separate components
915 * Filter: cleanup macros
916 * Filter: validate range overflow with end of insn
917 * Filter: validate that field ref strings are non-NULL
918 * Filter: ensure logical operator merge is always s64
919 * Filter: we don't care if double/s64 are literals
920 * Filter: specialize 'and' and 'or' ops.
921 * Implement dispatch-table based interpretor
922 * Filter: Specialize unary operators
923 * Define switch use as macro in interpreter
924 * Filter interpreter: mark float test as unlikely
925 * Filter: fix bytecode validation typo
926 * Filter: specialize comparators
927 * Specialize load and unary ops
928 * Validate registers, no need to initialize to 0
929 * Filter: opcode for ref loads
930 * Remove redundant validation from interpreter
931 * filter: Add bytecode validation pass
932 * TRACEPOINT_EVENT: add *_nowrite fields for filter
933 * Only print filter errors if LTTNG_UST_DEBUG is set
934 * Cleanup: remove debug define
935 * Filter: add floating point support
936 * Remove filter test printouts
937 * Implement filter bytecode interpreter and linker
938 * Filter: receive, attach and link empty filter
939 * Filter: prepare filter stack data
940 * Wrap dynamic len array into stackvar union
941 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
942 * liblttng-ust/lttng-ust-comm.c: fixing typo.
943 * Fix: remove unused texinfo dep from configure.ac
944 * Fix C99 strict compatibility: don't use void * for function pointers
945 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
946 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
947 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
948 * Fix: perform TLS fixup of nest count outside of UST mutex
949 * Fix: liblttng-ust-fork deadlock
950 * Fix: handle pthread errors
951 * Fix: local apps allowed should disable local (not global) tracing
952 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
953 * Fix: support -std=c99 in tracepoint macros
954 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
955 * hello test: fail on old style definition
956 * Fix: tracepoint.h should not generate old-style definitions
957 * Fix: don't define variables in headers
958 * test "hello": add boolean test
959 * Fix: perform macro expansion on tracepoint signatures
960 * UST check pointer/de-reference order
961 * Fix list field: handle error
962 * Implement event fields listing
963 * Implement field listing command
964 * Fix: Block all signals in listener thread
965 * Add CodingStyle document to tarball
966 * Add coding style document
967 * endian.h: support cygwin
968 * align.h: support cygwin page size
969 * Add cygwin support to libringbuffer getcpu.h
970 * Add "2x int" and "2x long" types to the Java interface
971 * Add Integer and Long tracepoint types to the Java interface
972 * Fix: don't SIGBUS when filesystem is full
973 * tracepoint: include stdio.h for NULL definition
974 * manpage update: document that probes need gcc
975 * Fix: remove # in front on extern "C" {
976 * Cleanup: don't use GNU old-style field designator extension
977 * Fix: remove padding field after variable sized array
978 * Use unsigned long type for events discarded counter
979 * Fix: getcpu build with modern uClibc versions
980 * Fix: lttng-ust.pc needs to specify -ldl
981 * Fix: examples Makefiles should pass $(LIBS) at last
982 * Build a jar for the Java side of the JNI interface
983 * Fix: ustctl need to send the second fd upon error of 1st fd
984 * Fix: Add missing fork test program dependency library
985 * Fix: Make the JNI interface actually work
987 * Fix: stringify version description
989 2012-03-29 lttng-ust 2.0.1
990 * Use bsd-compatible fcntl for close-on-exec on socket
991 * Fix multi-session wildcard support
992 * Fix event lost count when buffer is full
993 * Remove inappropriate \n from easy-ust sample
995 2012-03-20 lttng-ust 2.0.0
996 * First STABLE version
999 2012-03-20 lttng-ust 2.0.0-rc4
1000 * Fix out-of-bound write in ltt-events.c
1001 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
1003 * Add exception handling to lttng-gen-tp io operations
1005 2012-03-16 lttng-ust 2.0.0-rc3
1006 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
1007 * fix: ustcomm_close_unix_sock should close, not shutdown
1008 * Fix: do not print EPIPE perror, as it is an expected error
1009 * Ensure that multiplication of clock offset is done on 64-bit
1010 * Add 2 missing licenses in deprecated tests
1011 * Remove unbuild and unused (deprecated) make_shared_lib test
1012 * License text standardization, add missing licenses
1013 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
1014 * Fix: power of 2 size check should apply to size_t type, not uint32_t
1015 * Fix: recvmsg should handle EINTR
1016 * Make lttng-gen-tp work on python 2.6
1017 * Make lttng-gen-tp executable
1019 2012-03-02 lttng-ust 2.0.0-rc2
1021 * Fix: dmesg printout should not print metadata warnings
1022 * Fix: use transport name as channel name
1023 * Fix: Add signature check in tracepoint activation
1024 * Fix: add tracepoint signature at tracepoint definition site
1025 * Fix: keep event probe signature, for use by event probe signature check
1026 * Fix ABI: add padding to structures shared between UST and consumer
1027 * Fix ABI: add padding to tracepoint and ring buffer config public structu
1028 * Fix ABI: Adding missing padding in tracepoint event structures
1029 * Fix: Add include/lttng/ust-config.h to git ignore
1030 * Fix effect: update README about dlopen()
1031 * Fix: fixup vtid TLS
1032 * Fix: fixup ringbuffer tls at constructor by forcing read
1033 * Fix: fix deadlock with dlopen() lttng-ust
1034 * Fix: only print event errors every 1048576 hits
1035 * Fix: add missing debug printout to identify the cause of lost events
1036 * fix: liblttng-ust-ctl should check for incorrect parameters
1037 * fix: ust comm error handling segfault
1038 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
1039 * fix: on exit, leave thread/mmap reclaim to OS
1040 * fix: Handle sys_futex with async cancel, add missing pthread_join
1041 * fix: Only munmap the wait page when not exiting from process
1042 * Use CPPFLAGS instead of CFLAGS for -I
1043 * Fix type range comparison always false for 64-bit arch
1044 * demo: remove useless libs
1045 * tests: include missing headers
1046 * Add missing limits.h include for NAME_MAX
1048 2012-02-20 lttng-ust 2.0.0-rc1
1049 * Standardize version across toolchain
1050 * Fix a typo in gen-tp Makefile
1051 * Implement the .o file generation in lttng-gen-tp
1053 2012-02-16 lttng-ust 1.9.8
1054 * Fix comment in tracepoint.h
1055 * Add loglevel info to manpage
1056 * Remove stale binary file
1058 * Add a man page for lttng-gen-tp
1059 * Install easy-ust and gen-tp examples in doc/
1060 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
1061 * Add missing #define _GNU_SOURCE for sched_getcpu()
1062 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
1063 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
1064 * Mark lib_ring_buffer_print_errors unused
1065 * Cleanup: remove extra space from easy_ust example
1066 * Add missing comma to tracepoint STAP_PROBEV call
1068 2012-02-13 lttng-ust 1.9.7
1069 * liblttng-ust-java: add missing -classpath ./
1070 * Only specify that sdt.h provides system integration for now
1071 * Add STAP_PROBEV check ton configure.ac
1072 * Add sdt.h integration
1073 * Remove extern C around probe header
1074 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
1075 * Add a configure report at the end of the output
1076 * Add sdt.h integration option
1077 * Set default loglevel in metadata
1078 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
1080 2012-02-09 lttng-ust 1.9.6
1081 * Fix tracepoint.h multiple .o within module/core exec linkage bug
1082 * tracepoint: name -> _name to fix possible namespace clash
1083 * Add debug printout to tracepoint.c
1084 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
1085 * Update hardcoded loglevel
1086 * Add "easy_ust" example
1088 * Zero-initialize struct msghdr
1089 * Add environment information
1090 * Fix event-specific enabling
1091 * Update static lib linking
1092 * liblttng-ust-libc: fix linking
1093 * liblttng-ust-libc: fix lib dependency
1094 * Install README and ChangeLog into system doc
1095 * Add hello-static-lib test
1096 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
1097 * Fix 32-bit type: allocated len is used
1098 * Fix 32-bit type mismatch
1100 2012-02-02 lttng-ust 1.9.5
1101 * UST comm ABI: Add padding, push version to 2.0
1102 * Update loglevel names
1103 * Implement loglevels as event and wildcard attributes
1104 * Update loglevel ABI: only loglevel value/enum is known by UST
1105 * Pre-assign fixed loglevels
1106 * Remove old (now unused) loglevel control code entirely
1107 * Update loglevel selection ABI
1108 * Use boot_id as monotonic clock uuid
1109 * clock: add clock description to metadata
1110 * Properly fix the timekeeping overflow detection
1111 * Revert "Fix timestamps for slow-paced event rates"
1112 * Revert "Force 64-bit timestamps"
1113 * Declare struct lttng_ust_calibrate
1114 * Force 64-bit timestamps
1115 * demo program: ensure we don't link demo on useless libs
1116 * ust comm: Receive second FD even if 1st receive failed
1117 * ust consumer: close shm fd after mapping it
1118 * Add a comment about which wait fd is closed early by UST.
1119 * Remove leftover structure in ust-abi.h
1120 * Close stream and channel file descriptors as soon as passed to
1122 * Fix AC_LANG_SOURCE usage: only takes one parameter
1123 * Fix timestamps for slow-paced event rates
1124 * configure.ac: Use AC_LANG_SOURCE for if else macros
1125 * Add execution instructions to the demo test program
1126 * Force the building of shared noinst libraries in the demo test
1128 * Only print the futex perror in debug mode
1130 2011-12-23 lttng-ust 1.9.4
1131 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
1132 * Comment the union field (only used in call_rcu scheme)
1134 2011-12-21 lttng-ust 1.9.3
1135 * Fix clock source overflow on 32-bit archs
1136 * Remove unused trace_clock_frequency
1137 * check for negative wait() return value
1138 * Add DBG message when registering a probe
1139 * Only show futex warning "perror" in debug mode
1141 2011-12-14 lttng-ust 1.9.2
1142 * Add missing ust_libc.h to Makefile.am
1143 * Use DBG instead of WARN for futex_wake workaround message
1144 * Make dlopen more robust by using the .0 target for the library
1146 2011-12-13 lttng-ust 1.9.1
1147 * First LTTng-UST 2.0 prerelease.
projects / lttng-ust.git / blob