Fix: don't dereference NULL pointers
[lttng-ust.git] / ChangeLog
1 2015-09-09 lttng-ust 2.7.0-rc2
2 * Fix: close socket on protocol error, sendmsg MSG_NOSIGNAL
3 * Cleanup: more descriptive error message
4 * Fix: add missing ust lock around objd_table_destroy()
5 * Fix: application exit race with pthread cancel
6 * Cleanup: configure layout for python agent detection
7 * Build: python agent: use setup.py over autoconf
8 * Build: add python interpreter used by python agent if built
9 * Doc: basic lttng ust python agent documentation
10 * Build: use AM_PATH_PYTHON to resolve python when building agent
11 * Build: only check if python exists in path
12 * Doc: add LTTNG_UST_CLOCK_PLUGIN to man page
13 * Doc: add LTTNG_UST_GETCPU_PLUGIN to man page
14 * Fix: Java agent: update ref count in enabledLoggers
15 * Rename Python agent tracepoint to "event"
16 * Fix: remove generated file from git tree
17
18 2015-07-15 (Pet Fire Safety Day) lttng-ust 2.7.0-rc1
19 * Fix: Use $enableval with AC_ARG_ENABLE
20 * Fix: Cleanup local_apps sock_info in lttng_ust_cleanup
21 * Fix: handle sys_futex EINTR and EWOULDBLOCK
22 * Fix: update liburcu URL
23 * .gitignore: ignore Python agent generated files
24 * Add ctf_sequence_hex() macro
25 * Fix: set soinfo_data's vdso flag correctly in base address statedump
26 * Fix: running java examples out of tree
27 * Fix: java class check when uudecode is not present
28 * Cleanup: remove extra whitespace in configure output
29 * Default to no unaligned access on unsupported archs
30 * cleanup: Coding style fixes to the Java agent
31 * cleanup: Mark obsolete JUL agent as @Deprecated
32 * Fix compilation warnings in the Java agent
33 * Fix: out of tree build of java agents
34 * Fix: Use env CLASSPATH when building log4j example
35 * Fix: build log4j example when enabled
36 * Bump tracer version to 2.7.0-pre
37 * Fix: perform volatile load of tracepoint state
38 * Add demo-tracelog to gitignore file
39 * Add aarch64 support to configure
40 * Implement cpu_id context for filtering
41 * ust cyg-profile: use same class for entry and exit
42 * Fix: function instrumentation ip context
43 * Fix: liblttng-ust-dl ip context
44 * Remove caller field from malloc events
45 * Fix: pthread wrapper ip context
46 * Fix: lttng-ust-malloc ip context
47 * Allow TP_IP_PARAM arg name to be configured
48 * tracelog: use same class for all loglevels
49 * fix tracelog namespacing of loglevels
50 * Add tracelog documentation to lttng-ust(3)
51 * Implement demo-tracelog example
52 * Implement tracelog API
53 * Fix: fetch caller address from tracef()
54 * Rename helper providers and events for consistency
55 * Refactor state dump system
56 * Refactor Python agent
57 * Fix: building probe providers with C++ compiler
58 * Fix: use lttng_secure_getenv to handle env. vars. involving paths
59 * Fix: Don't wait during registration if clock_gettime() fails
60 * Fix: getcpu/clock plugin handle leak
61 * Fix: add missing new ldl dependency for liblttng-ust-ctl
62 * Fix: add missing getenv wrapper
63 * Fix: add missing lttng-clock.c
64 * Fix: add missing ust-clock.h
65 * clock plugin example: use shift and mul
66 * Implement getcpu override
67 * Implement clock override plugin support
68 * Add tracepoint_enabled() macro
69 * Move file creation/unlink from liblttng-ust-ctl to consumerd
70 * Implement file-backed ring buffer
71 * Fix: oot build: missing top_builddir include
72 * Fix: Mismatching code and console output in log4j example
73 * Update manpage about LTTNG_UST_DEBUG effect
74 * Don't output to stderr from lib unless DEBUG is activated
75 * Remove usterr.h, use usterr-signal-safe.h everywhere instead
76 * Fix: out-of-tree build: wrong file path for sed input
77 * Fix: make dist: python agent file handling
78 * Fix: java-agent: out-of-tree path to java manifest
79 * Add return address to liblttng-ust-libc-wrapper
80 * Fix: missing parenthesis in offset_align_floor
81 * Fix: add ustctl_has_perf_counters
82 * Fix: add urcu-bp TLS fixup
83 * Fix: add missing poll.h include
84 * Fix: get_subbuf: bound number of consumerd retry
85 * Fix: man: you can't link a lib with a static lib
86 * Fix: context alignment not properly handled
87 * Fix: Shorthand option -cp not supported in all version of Java
88 * Fix: allow tracepoints to build with --std=c99
89 * Bump UST ABI for new release cycle
90 * Cleanup: remove "disabled" flag for new release cycle
91 * Fix: filter attach vs event enable race
92 * Fix: add a configure check for weak symbols support
93 * Fix coverity warning about sizeof(void **) != sizeof(void *)
94 * Fix: off-by-one in sequence filter comparator
95 * Fix: Java Agent JAR file symlink should be created after objects install
96 * Fix: Add versioning to liblttng-ust-agent JAR
97 * Fix: Warn when log4j version is too old
98 * Update Java agent documentation
99 * Fix: Try loading classes using the thread context class loader
100 * Add Python agent support
101 * Update version name
102
103 2014-10-20 lttng-ust 2.6.0-rc1
104 * Add missing file to gitignore
105 * Fix: preserve example files' timestamps when copying
106 * Fix: Abort loading log4j agent classes when detected log4j version is too old
107 * Cleanup: Remove the no longer needed liblttng-ust-jul folder
108 * Fix: Wrong CLASSPATH when building liblttng-ust-java oot
109 * Fix: Wrong CLASSPATH when building liblttng-ust-java-agent oot
110 * Rename public structure to avoid collisions
111 * Refactor liblttng-ust-jul in liblttng-ust-agent
112 * Build the liblttng-ust-java library using the new M4 macros
113 * Add M4 macros helpers to build Java programs
114 * Modernize README using Markdown
115 * Documentation: clarify event name in lttng-ust.3
116 * Add cscope to gitignore
117 * configure.ac: fix "missing jni.h" error message
118 * Fix: remove references to trace_printf()
119 * Change JUL agent to use the new ABI
120
121 2014-07-16 (Take Your Poet to Work Day) lttng-ust 2.5.0
122 * Mutex while updating statedump_pending is not needed
123 * Revert "Turn base address dump into experimental feature"
124 * Fix: document ust_fork_mutex nesting
125 * Bugfix for #745 deadlock with baddr statedump+fork
126 * Move enablers syncing after the channel registration
127 * Add lttng_ust_notrace to static inline functions
128 * lttng ust: support ppc64le within configure
129
130 2014-06-27 lttng-ust 2.5.0-rc2
131 * Fix: lttng-ust-jul: set thread in daemon mode
132 * JUL: use root logger to capture events
133 * Fix: Wrong configure check for UST perf event counters context support
134 * Fix: multiple providers in same C file failure
135 * Fix: header inclusion guard typo in lttng-ust-tracef-provider.h
136 * Fix: 2.5.0-rc1 changelog has off-by-one date
137
138 2014-05-28 (International Hamburger Day) lttng-ust 2.5.0-rc1
139 * Fix: out of tree build for lib Java and JUL
140 * Fix: default loglevel is DEBUG
141 * Fix: refuse overwrite mode buffers with less than two subbuffers
142 * Fix: tracef.h: add missing c++ guard
143 * Fix: remove JUL loglevel filtering from the agent
144 * Fix: cleanup JUL agent state on sessiond disconnect
145 * Fix: Move generated headers to the BUILT_SOURCES target
146 * Fix: perf ust: check close return value
147 * Cleanup: work-around missing inet.h struct mmsghdr fwd declaration
148 * Implement LTTng-UST perf counters support on x86
149 * Fix linking failure when cross-compiling
150 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
151 * Fix: pass proper args when writing commit counter
152 * Fix: pad strings that are modified concurrently with tracing
153 * Fix: Use $AM_CC when it is defined instead of gcc in demo-tracef
154 * Revert "Fix: disable liblttng-ust-dl if dlinfo is not available in C library"
155 * Fix: .split() the CC environment variable in lttng-gen-tp
156 * Fix: disable liblttng-ust-dl if dlinfo is not available in C library
157 * Fix: python invocation through env
158 * Change default loglevel to TRACE_DEBUG_LINE
159 * Fix: Override AM_PATH_PYTHON's default action-if-not-found
160 * Fix: don't accept configure --disable-shared
161 * Fix: configure.ac: add missing result to alignment req. check
162 * Fix: malloc wrapper: infinite recursion with compat TLS
163 * Fix: lttng-ust needs -ldl for tracef()
164 * Fix: typo in lttng-ust.3
165 * Fix: liblttng-ust-libc-wrapper recursive use of calloc
166 * Fix: add demo-tracef to dist tarball
167 * Fix: add missing header files for tracef
168 * Implement tracef() instrumentation API
169 * Add 'unused' attribute to tracepoint callback
170 * Use autoconf AM_MAINTAINER_MODE
171 * Fix: mismatch between code and comments
172 * Fix: incorrect urcu git URL in README
173
174 2014-02-28 (Public Sleeping Day) lttng-ust 2.4.0
175 * Fix: JUL test: update to API change
176 * Fix: Cast from pointer to different integer size warning
177 * Turn base address dump into experimental feature
178 * Fix: JUL support multiple loglevels
179 * Fix: Skip lttng-gen-tp example build if Python is missing
180 * Fix: dynamically fetch the session daemon port
181 * Fix: JUL agent connect to user and root sessiond
182 * Fix: handle registration done command
183 * Fix: Unsynchronized access in LTTngTCPSessiondClient
184 * Cleanup: fix comment
185 * Fix: Dump executable base-address with readlink
186 * Fix: add assert for NULL dereference
187 * Fix: tracepoint out of memory handling
188 * Fix: dereference before null check
189 * Cleanup: remove logically dead code
190 * Fix: handle sysconf errors
191 * Fix: java-jul/Makefile should not be marked as a binary
192
193 2014-02-14 lttng-ust 2.4.0-rc4
194 * Cleanup: remove extra space in dlerror wrapper
195 * Fix: work-around glibc lying about dlsym()/dlerror() leafness
196 * Cleanup: add lttng_ust_malloc_wrapper_init prototype to header
197 * Fix: malloc libc instrumentation wrapper
198 * Fix: add LTTngEvent class to fix delayed logger
199 * Fix: FD leak in liblttng-ust-ctl
200 * Fix: liblttng-ust-dl Makefile flags mismatch
201 * Fix: liblttng-ust-fork Makefile flags mismatch
202 * Fix: out of tree examples build
203 * Fix: C++: incomplete extern C guard transition
204
205 2014-01-29 lttng-ust 2.4.0-rc3
206 * Fix: add missing JUL loglevel handling
207 * Cleanup gen-tp: add quotes around AM_CC
208 * Pass the CC variable to the example Makefiles
209 * cleanup ust_baddr and ust_baddr_statedump doc
210 * baddr: add ust_baddr and ust_baddr_statedump doc
211 * Fix: baddr_statedump tracepoint registration
212 * Fix: baddr out of tree build
213
214 2013-12-10 lttng-ust 2.4.0-rc2
215 * Fix: baddr_statedump tracepoint registration
216 * Fix: baddr deadlocks and RCU races
217 * Fix: lock exit mutex when creating threads
218 * Fix: baddr deadlock with lttng-ust destructor
219 * baddr: include missing header
220 * baddr: get session under lock
221 * Fix: take the ust lock around session iteration in statedump
222 * Fix: baddr_statedump deadlock with JUL tracing
223 * Fix: client_packet_header() uses wrong packet
224 * Cleanup: fix typo in ring buffer backend comment
225 * Compile liblttng-ust-baddr c files into liblttng-ust
226 * Allow suppressing of base-address-state tracing
227 * Integrate base-address statedump into lttng-ust
228 * Fix: eliminate timestamp overlap between packets
229 * Fix: lttng-gen-tp to build out of tree
230 * Fix: compile doc/ after JUL/Java
231 * JUL: add Hello.java in doc/examples
232 * Fix lttng-ust(3) manpage
233 * JUL: fix enable all event for delayed Logger
234 * Fix: typo in JNICALL for the JUL tracepoint
235 * Fix: move va_end to outermost label
236 * Fix: add missing NULL check after allocation
237 * Fix cleanup: all spaces before flags
238 * fix: lttng-gen-tp: add missing spaces around flags
239
240 2013-11-15 lttng-ust 2.4.0-rc1
241 * doc/examples: error out when a subdir make fails
242 * JUL: fix out of tree build
243 * Java/jul: fix make dist
244 * JUL: install documentation and jar file
245 * Add missing copyrights to test scripts
246 * Escape minus signs in lttng-ust-cyg-profile manpage
247 * Fix spelling mistake in lttng-ust manpage
248 * Fix tests/benchmark
249 * Implement base-address-state tracing
250 * Base-address tracing for dlopen and dlclose
251 * Add a check against excluders
252 * Add handler for LTTNG_UST_EXCLUSION in UST ABI
253 * Store exclusions to enablers
254 * Add excluders to enabler structure
255 * Send exclusion data through ustcomm
256 * Define exclusion structure for UST ABI
257 * Define a new command LTTNG_UST_EXCLUSION
258 * Fix: package of LTTngUst.h was renamed without renaming target in makefile
259 * Fix: check for java .class in package subfolders
260 * Fix: java library to use user define JDK at compile time
261 * Add liblttng-ust-jul for JUL support
262 * Fix: application SIGBUS when starting in parallel with sessiond
263 * Fix: Minor corrections to the lttng-ust man page
264 * Documentation cleanup: Overhaul of the lttng-gen-tp man page
265 * Warning cleanup: add missing padding initializer
266 * Fix: socket connect hang on heavy loads
267 * Cleanup: fix typo
268 * Fix: ust-comm recvmsg should handle partial receive
269 * gcc warning fix: -Wextra
270 * Add usage reference count for tracepoints
271 * tracepoint.c: Move add_callsite/remove_callsite further down in file
272 * Store the callsites into the library callsite list
273 * Fix linking warning
274 * Per-stream ioctl to get the current timestamp
275 * LTTng ringbuffer ABI calls for index generation
276 * Specialize lttng_ust_lib_ring_buffer_client_cb
277 * Add tracing instrumentation for pthread mutex lock functions
278
279 2013-09-03 lttng-ust 2.3.0
280 * No change
281
282 2013-08-30 lttng-ust 2.3.0-rc2
283 * doc/examples/gen-tp: pass automake CPPFLAGS/CFLAGS/LDFLAGS
284 * tools/lttng-gen-tp: honor CPPFLAGS and LDFLAGS
285 * Fix: doc/examples cross-build
286 * Fix: liblttng_ust.la should depend on liblttng-ust-tracepoint.la
287 * Introduce configure --with-lttng-system-rundir
288 * examples: tracepoint probes don't need extern C
289 * Tracepoint probes don't need extern C
290 * Add trace support for memalign and posix_memalign
291 * malloc instrumentation: remove dependency on pthread
292 * Add trace support for calloc and realloc.
293 * Fix: allow make check to run in VPATH build
294 * Update .gitignore
295 * Update obsolete benchmark test
296 * Cleanup tests (2nd commit)
297 * Cleanup tests
298 * Fix: doc/examples VPATH build
299
300 2013-07-17 lttng-ust 2.3.0-rc1
301 * Fix: Unchecked asprintf/vasprintf return values
302 * Missing NULL pointer init in tap.c
303 * Disable doc/examples build
304 * Add python3 support to lttng-gen-tp
305 * Bump ABI major to 5
306 * callsite: add "ip" context
307 * Allow environment variable LTTNG_HOME to override HOME
308 * Fix: libs order in Makefile
309 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
310 * Introduce ustctl_write_one_packet_to_channel
311 * build: Fix out-of-tree build
312 * Fix: SWITCH_FLUSH new sub-buffer checks
313 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
314 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
315 * Fix: doc/examples: gen-tp path
316 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
317 * Fix: handle writes of length 0
318 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
319 * Fix: lttng-events VPATH build
320 * Allow #include in template (.tp) file
321 * tests/hello.cxx: rename tp.cpp into tp-cpp.cpp
322 * doc/examples: build gen-tp example by default
323 * doc/examples: support BSD make
324 * Tracepoint.h: replace assertion by fprintf and abort()
325 * Remove unused assert.h from bitfield.h
326 * Clarify probe registration documentation/errors
327 * Fix: Check C++ designated initializers support before compiling 'hello.cxx' test
328 * Add mising include in ust.h
329 * lttng-gen-tp: Fix include guard name with file using non valid characters
330 * Fix: segfault when print invalid command
331 * Fix: Add --no-as-needed to the demo example's Makefile
332 * zmalloc: attribute always_inline
333 * Fix: liblttng-ust process startup hang when sessiond is stopped
334 * Move include directive from CFLAGS to LOCAL_CPPFLAGS in examples' Makefiles
335 * Allow tracepoint providers to be compiled with g++
336 * Add parameter -f to rm in Makefile clean target
337 * Fix: missing dependency for liblttng-ust-tracepoint.so
338 * Remove 0.x TODO
339 * Add warning about default prefix and library paths to README
340 * Revert "Revert "Fix (another) linker library order""
341 * Revert "Revert "Fix linker library order""
342 * snprintf: play nice with static checker
343 * tracepoint.c: Add coverity alloc/free annotations
344 * Fix: "fields" leak on register
345 * Fix: memory leak for events without fields
346 * Fix: memory leak on connection reset
347 * Revert "Fix linker library order"
348 * Revert "Fix (another) linker library order"
349 * Fix: incorrect support for multi-context
350 * Fix (another) linker library order
351 * Fix typo in run script
352 * Fix linker library order
353 * Fix examples: add missing CPPFLAGS
354 * example Makefiles: standardize on $^ for linking
355 * Fix demo example Makefile
356 * Move "hello-static-lib" to doc/examples and add non-automake Makefiles
357
358 2013-05-09 lttng-ust 2.2.0-rc2
359 * manpage: Document probe provider compatibility
360 * Fix: add provider ABI compatibility check
361 * Cleanup: ignore mktemp return value
362 * Cleanup: documentation: argument vs field
363 * Documentation: document undefined behavior for NULL pointers
364 * Cleanup: silence cppcheck error
365 * Fix: add internal mutex for timer
366 * 32-bit warning fix for cyg profile fast
367 * Fix warnings for 32-bit in lttng-ust-cyg-profile
368 * Typo fix in README
369 * Fix: tracepoint.h incorrect assumption about constructor order
370 * Cleanup: comment mismatch with code
371 * Fix: ABI breakage between 2.1 and 2.2-rc1
372 * Documentation: document that sequence len field is unsigned
373 * connect: don't report EACCES
374 * connect: don't print error on EPERM
375 * Bump liblttng-ust-ctl lib version major number
376 * Optimisation: implement callsite hash table in tracepoint.c
377 * Optimisation: only update added library in tracepoint.c
378 * Optimisation: only fix pending events once per lazy update
379
380 2013-03-28 lttng-ust 2.2.0-rc1
381 * Fix: tracepoint instrumentation constructor order issue
382 * Documentation: update 2.0 to 2.x
383 * Add demo test back as an example
384 * Don't rely on explicit context for filtering
385 * Implement per-context filtering
386 * Fix: filter string comparison should check for literal
387 * update tests/demo readme file
388 * Add man page for lttng-ust-cyg-profile
389 * Fix: filter string wildcard comparison
390 * Fix: Remove test runner script
391 * Fix: forwarding of call_site argument to field
392 * Add demo README
393 * Tests: Use Perl prove as the testsuite runner
394 * Remove tests depending on consumerd
395 * Convert hello.cxx test to a build test
396 * Clean-up of configure.ac and tests/Makefile.am
397 * Fix snprintf test and output result to TAP format
398 * Replace same_line_marker test with same_line_tracepoint
399 * Remove tests-libustinstr-malloc
400 * Remove exit-fast test
401 * Remove fork test
402 * Remove daemon test
403 * Remove demo test
404 * Remove outdated test-nevents test
405 * Remove outdated simple_include test
406 * Remove outdated register_test test
407 * Convert hello-static-lib test to a build test
408 * Convert hello test to a build test only
409 * Remove outdated libustctl_function_tests test
410 * Remove outdated test hello2
411 * Remove outdated dlopen test
412 * Remove outdated test basic long
413 * Remove outdated test basic
414 * cyg_profile: implement fast and verbose .so
415 * Performance: add unlikely to tracepoint dynamic linking test
416 * Fix: _LGPL_SOURCE rcu dereference fix
417 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
418 * Minor fix: libc wrapper internal run script
419 * Fix: ustctl_recv_register_event pointer mixup
420 * Fix: allow enabling same events for two channels
421 * Add channel ID field to attr
422 * Remove useless else clause
423 * tracepoint: move "probe" test outside of loop
424 * Fix uninitialized has_loglevel variable
425 * Fix clang warnings
426 * Cleanup: work-around clang unused result warning
427 * Cleanup compile warning
428 * Cleanup: remove unused variables
429 * tracepoint: Don't add NULL probes
430 * Remove mention of locking issues associated with dlopen usage
431 * Implement read timer (for RT)
432 * Only flush when there are readers active
433 * Add mutex for channel wakeup fd update
434 * Fix: fields should be initialized to NULL
435 * Implement ustctl_duplicate_ust_object_data
436 * Add channel wakeup fd to monitor close
437 * Fix: refcount issue in lttng-ust-abi.c
438 * Fix: only consumerd should print errors
439 * Implement ring buffer periodic buffer switch timer
440 * Fix: ensure all probe providers have their symbols
441 * Reactivate error printing
442 * Unregister tracepoint probes when not needed
443 * Cleanup: remove now unused metadata code from UST
444 * Fix: notification timeout logic
445 * Fix: don't print error in comm proto connect on ENOENT
446 * Fix: return expected error return values for sessiond
447 * Fix: set wait/wake fd to -1 before close
448 * Fix: Only notify socket should have timeout/nonblock
449 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
450 * Fix: Add timeout on notification socket
451 * Remove now unused metadata printf code
452 * Move metadata creation into lttng-sessiond and lttng-consumed
453 * Add write metadata API to ust-ctl.h
454 * Move UST registry into sessiond and implement notifiers
455 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
456 * Use tp rcu link test in provider
457 * Remove direct dependency of probes on urcu-bp
458 * Use urcu tls-compat.h
459 * Lazy provider registration
460 * Always use lttng_get_probe_list_head to get probe list
461 * Fix static build
462 * Move LTTng-UST buffer ownership from application to consumer
463 * Fix package: don't distribute generated headers
464 * Fix: don't cancel already exited threads
465 * Scalability fix: tracepoint.c hash table size increase
466 * Scalability fix for many events: event hash table size
467 * Speed up probe registration for large amount of events
468 * Add missing demo-trace shell script to dist tarball
469 * Documentation: add uuid package name for Fedora in README
470 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
471 * Add compilation support for Tile architectures
472 * Documentation: clarify debian package name for uuid in README
473 * Fix: comment in ust-ctl.h
474 * Fix I/O-related error values in ustctl
475 * Introduce hash table for lttng_create_event_if_missing()
476 * Fix: don't build C++ example if a C++ compiler isn't available
477 * Remove LIBFORMAT output in configure.
478 * Document dependency on libuuid
479
480 2012-12-20 (13th Baktun) lttng-ust 2.1.0
481 * Bump liblttng-ust-ctl lib version major number
482 * Bump UST proto version minor number
483 * Helper to debug: add object name
484 * Tests: Fix rundir not created in ust-basic-tracing
485 * ust test: add missing return -1
486 * Test: update ust tracing unit tests to 2.1 internal ABI
487 * Tests: Fix rundir not created in ust-multi-test
488 * Adapt internal files and examples to TRACEPOINT_INCLUDE
489 * Adapt tests to TRACEPOINT_INCLUDE
490 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
491 * Fix: don't do macro expansion in tracepoint file name
492 * Fix lttng-gen-tp: Template file must end in .tp
493 * Pack structures in comm protocol between UST and sessiond
494 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
495 * Cleanup lttng-gen-tp: remove leading underscore before include guard
496 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
497 * Update license text
498 * Fix: check if event enabled for bytecode-less events
499 * Fix: handle enablers without bytecode
500 * Print probe provider mismatch error even without -Wsystem-headers
501 * filter: Add missing padding
502
503 2012-11-22 lttng-ust 2.1.0-rc2
504 * filter interpreter cleanup: use uint64_t for retval
505 * Fix: filter linking can dereference NULL pointer on alloc failure
506 * Cleanup: remove whitespaces and EOL in tests
507 * Filter: use only single lower bit of filter return value
508 * Fix: filter: var len array at end of external structure
509 * Fix: filter link fail handling
510 * Fix: add missing seqnum field to filter
511 * filters: perform union rather than intersection
512 * Implement support for overlapping wildcard/events
513 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
514 * filter: add seqnum field to filter command
515 * Filter iteration: iterate on list of filters
516 * document that tracepoint names should ideally not be re-used
517 * Remove LIBFORMAT config declaration, unused
518 * Add libc errno translation layer to UST error code
519 * Fix: add const qualifier for filter local void *
520 * Fix: re-allow non-lvalue string, sequence, array parameters
521 * Tear down handles associated with a closed sessiond socket
522 * Distinguish UST return codes from transport return codes
523 * Fix: Conditionally disable tests requiring shared libs support
524 * Cleanup: don't spawn per-user thread if HOME is not set
525 * Manpage: document supported UST contexts
526 * Fix: procname context semantic
527 * Fix: Fix self-assign warning on struct ustfork_clone_info init
528 * Fix: memcpy of string is larger than source
529 * Implement liblttng-ust-fork daemon() override test
530 * liblttng-ust-fork: override daemon() call
531 * ustfork: set errno to ENOSYS if symbol lookup fails
532 * Fix: be quiet on filter linker error
533 * Build out of src tree
534 * Fix: filter bytecode specializer stack leak
535 * Fix: reloc offset validation error out on filters with no reloc table
536 * Perform calculation on bit size in 64-bit
537 * Use uint64_t for packet header content size and packet size
538 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
539 * Fix: BSD getprogname null pointer dereference
540 * Add support for model.emf.uri event info
541 * Filter error message cleanup
542 * Manpage update: document use in daemons
543 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
544 * Fix: get_wait_shm() ust mutex deadlock
545 * Fix: add events with 0 field to field list
546
547 2012-09-10 lttng-ust 2.1.0-rc1
548 * Fix make dist: fix liblttng-ust-java dependencies
549 * Fix make dist: add missing filter header
550 * Fix: backward compatibility with UST 2.0 app probes
551 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
552 * Export "written" information about fields
553 * Fix filter: pointer to string, not string, should be on stack
554 * Fix: tracepoint float nowrite
555 * Fix: accept 65536 bytes long bytecodes
556 * Add hostname to env
557 * ABI change: bump internal version to 3.0.0
558 * Fix: threads should be created in DETACHED state
559 * Fix: 32-bit x86 strict-aliasing warnings
560 * Fix UST SIGPIPE handling
561 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
562 * Cleanup: filter: turn bytecode linking error msg into debug
563 * Make lttng-ust robust against -finstrument-functions.
564 * Filter: keep aliased ax and bx registers
565 * Filter: remove interpreter dynamic typing
566 * Filter: add missing specialized op names
567 * Filter: specialize double-s64 binary comparators
568 * Fix filter: fix stack leak on taken branch
569 * Filter: Implement stack-based interpreter
570 * Filter: double comparator produces s64
571 * Filter: use hash table to check merge points
572 * Filter: split passes into separate components
573 * Filter: cleanup macros
574 * Filter: validate range overflow with end of insn
575 * Filter: validate that field ref strings are non-NULL
576 * Filter: ensure logical operator merge is always s64
577 * Filter: we don't care if double/s64 are literals
578 * Filter: specialize 'and' and 'or' ops.
579 * Implement dispatch-table based interpretor
580 * Filter: Specialize unary operators
581 * Define switch use as macro in interpreter
582 * Filter interpreter: mark float test as unlikely
583 * Filter: fix bytecode validation typo
584 * Filter: specialize comparators
585 * Specialize load and unary ops
586 * Validate registers, no need to initialize to 0
587 * Filter: opcode for ref loads
588 * Remove redundant validation from interpreter
589 * filter: Add bytecode validation pass
590 * TRACEPOINT_EVENT: add *_nowrite fields for filter
591 * Only print filter errors if LTTNG_UST_DEBUG is set
592 * Cleanup: remove debug define
593 * Filter: add floating point support
594 * Remove filter test printouts
595 * Implement filter bytecode interpreter and linker
596 * Filter: receive, attach and link empty filter
597 * Filter: prepare filter stack data
598 * Wrap dynamic len array into stackvar union
599 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
600 * liblttng-ust/lttng-ust-comm.c: fixing typo.
601 * Fix: remove unused texinfo dep from configure.ac
602 * Fix C99 strict compatibility: don't use void * for function pointers
603 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
604 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
605 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
606 * Fix: perform TLS fixup of nest count outside of UST mutex
607 * Fix: liblttng-ust-fork deadlock
608 * Fix: handle pthread errors
609 * Fix: local apps allowed should disable local (not global) tracing
610 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
611 * Fix: support -std=c99 in tracepoint macros
612 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
613 * hello test: fail on old style definition
614 * Fix: tracepoint.h should not generate old-style definitions
615 * Fix: don't define variables in headers
616 * test "hello": add boolean test
617 * Fix: perform macro expansion on tracepoint signatures
618 * UST check pointer/de-reference order
619 * Fix list field: handle error
620 * Implement event fields listing
621 * Implement field listing command
622 * Fix: Block all signals in listener thread
623 * Add CodingStyle document to tarball
624 * Add coding style document
625 * endian.h: support cygwin
626 * align.h: support cygwin page size
627 * Add cygwin support to libringbuffer getcpu.h
628 * Add "2x int" and "2x long" types to the Java interface
629 * Add Integer and Long tracepoint types to the Java interface
630 * Fix: don't SIGBUS when filesystem is full
631 * tracepoint: include stdio.h for NULL definition
632 * manpage update: document that probes need gcc
633 * Fix: remove # in front on extern "C" {
634 * Cleanup: don't use GNU old-style field designator extension
635 * Fix: remove padding field after variable sized array
636 * Use unsigned long type for events discarded counter
637 * Fix: getcpu build with modern uClibc versions
638 * Fix: lttng-ust.pc needs to specify -ldl
639 * Fix: examples Makefiles should pass $(LIBS) at last
640 * Build a jar for the Java side of the JNI interface
641 * Fix: ustctl need to send the second fd upon error of 1st fd
642 * Fix: Add missing fork test program dependency library
643 * Fix: Make the JNI interface actually work
644 * Merge branch 'dev'
645 * Fix: stringify version description
646
647 2012-03-29 lttng-ust 2.0.1
648 * Use bsd-compatible fcntl for close-on-exec on socket
649 * Fix multi-session wildcard support
650 * Fix event lost count when buffer is full
651 * Remove inappropriate \n from easy-ust sample
652
653 2012-03-20 lttng-ust 2.0.0
654 * First STABLE version
655 * Add version name
656
657 2012-03-20 lttng-ust 2.0.0-rc4
658 * Fix out-of-bound write in ltt-events.c
659 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
660 * Update COPYING
661 * Add exception handling to lttng-gen-tp io operations
662
663 2012-03-16 lttng-ust 2.0.0-rc3
664 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
665 * fix: ustcomm_close_unix_sock should close, not shutdown
666 * Fix: do not print EPIPE perror, as it is an expected error
667 * Ensure that multiplication of clock offset is done on 64-bit
668 * Add 2 missing licenses in deprecated tests
669 * Remove unbuild and unused (deprecated) make_shared_lib test
670 * License text standardization, add missing licenses
671 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
672 * Fix: power of 2 size check should apply to size_t type, not uint32_t
673 * Fix: recvmsg should handle EINTR
674 * Make lttng-gen-tp work on python 2.6
675 * Make lttng-gen-tp executable
676
677 2012-03-02 lttng-ust 2.0.0-rc2
678 * Manpage fixes
679 * Fix: dmesg printout should not print metadata warnings
680 * Fix: use transport name as channel name
681 * Fix: Add signature check in tracepoint activation
682 * Fix: add tracepoint signature at tracepoint definition site
683 * Fix: keep event probe signature, for use by event probe signature check
684 * Fix ABI: add padding to structures shared between UST and consumer
685 * Fix ABI: add padding to tracepoint and ring buffer config public structu
686 * Fix ABI: Adding missing padding in tracepoint event structures
687 * Fix: Add include/lttng/ust-config.h to git ignore
688 * Fix effect: update README about dlopen()
689 * Fix: fixup vtid TLS
690 * Fix: fixup ringbuffer tls at constructor by forcing read
691 * Fix: fix deadlock with dlopen() lttng-ust
692 * Fix: only print event errors every 1048576 hits
693 * Fix: add missing debug printout to identify the cause of lost events
694 * fix: liblttng-ust-ctl should check for incorrect parameters
695 * fix: ust comm error handling segfault
696 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
697 * fix: on exit, leave thread/mmap reclaim to OS
698 * fix: Handle sys_futex with async cancel, add missing pthread_join
699 * fix: Only munmap the wait page when not exiting from process
700 * Use CPPFLAGS instead of CFLAGS for -I
701 * Fix type range comparison always false for 64-bit arch
702 * demo: remove useless libs
703 * tests: include missing headers
704 * Add missing limits.h include for NAME_MAX
705
706 2012-02-20 lttng-ust 2.0.0-rc1
707 * Standardize version across toolchain
708 * Fix a typo in gen-tp Makefile
709 * Implement the .o file generation in lttng-gen-tp
710
711 2012-02-16 lttng-ust 1.9.8
712 * Fix comment in tracepoint.h
713 * Add loglevel info to manpage
714 * Remove stale binary file
715 * Add lttng-ust(3)
716 * Add a man page for lttng-gen-tp
717 * Install easy-ust and gen-tp examples in doc/
718 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
719 * Add missing #define _GNU_SOURCE for sched_getcpu()
720 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
721 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
722 * Mark lib_ring_buffer_print_errors unused
723 * Cleanup: remove extra space from easy_ust example
724 * Add missing comma to tracepoint STAP_PROBEV call
725
726 2012-02-13 lttng-ust 1.9.7
727 * liblttng-ust-java: add missing -classpath ./
728 * Only specify that sdt.h provides system integration for now
729 * Add STAP_PROBEV check ton configure.ac
730 * Add sdt.h integration
731 * Remove extern C around probe header
732 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
733 * Add a configure report at the end of the output
734 * Add sdt.h integration option
735 * Set default loglevel in metadata
736 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
737
738 2012-02-09 lttng-ust 1.9.6
739 * Fix tracepoint.h multiple .o within module/core exec linkage bug
740 * tracepoint: name -> _name to fix possible namespace clash
741 * Add debug printout to tracepoint.c
742 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
743 * Update hardcoded loglevel
744 * Add "easy_ust" example
745 * Update gitignore
746 * Zero-initialize struct msghdr
747 * Add environment information
748 * Fix event-specific enabling
749 * Update static lib linking
750 * liblttng-ust-libc: fix linking
751 * liblttng-ust-libc: fix lib dependency
752 * Install README and ChangeLog into system doc
753 * Add hello-static-lib test
754 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
755 * Fix 32-bit type: allocated len is used
756 * Fix 32-bit type mismatch
757
758 2012-02-02 lttng-ust 1.9.5
759 * UST comm ABI: Add padding, push version to 2.0
760 * Update loglevel names
761 * Implement loglevels as event and wildcard attributes
762 * Update loglevel ABI: only loglevel value/enum is known by UST
763 * Pre-assign fixed loglevels
764 * Remove old (now unused) loglevel control code entirely
765 * Update loglevel selection ABI
766 * Use boot_id as monotonic clock uuid
767 * clock: add clock description to metadata
768 * Properly fix the timekeeping overflow detection
769 * Revert "Fix timestamps for slow-paced event rates"
770 * Revert "Force 64-bit timestamps"
771 * Declare struct lttng_ust_calibrate
772 * Force 64-bit timestamps
773 * demo program: ensure we don't link demo on useless libs
774 * ust comm: Receive second FD even if 1st receive failed
775 * ust consumer: close shm fd after mapping it
776 * Add a comment about which wait fd is closed early by UST.
777 * Remove leftover structure in ust-abi.h
778 * Close stream and channel file descriptors as soon as passed to
779 sessiond
780 * Fix AC_LANG_SOURCE usage: only takes one parameter
781 * Fix timestamps for slow-paced event rates
782 * configure.ac: Use AC_LANG_SOURCE for if else macros
783 * Add execution instructions to the demo test program
784 * Force the building of shared noinst libraries in the demo test
785 program.
786 * Only print the futex perror in debug mode
787
788 2011-12-23 lttng-ust 1.9.4
789 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
790 * Comment the union field (only used in call_rcu scheme)
791
792 2011-12-21 lttng-ust 1.9.3
793 * Fix clock source overflow on 32-bit archs
794 * Remove unused trace_clock_frequency
795 * check for negative wait() return value
796 * Add DBG message when registering a probe
797 * Only show futex warning "perror" in debug mode
798
799 2011-12-14 lttng-ust 1.9.2
800 * Add missing ust_libc.h to Makefile.am
801 * Use DBG instead of WARN for futex_wake workaround message
802 * Make dlopen more robust by using the .0 target for the library
803
804 2011-12-13 lttng-ust 1.9.1
805 * First LTTng-UST 2.0 prerelease.
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