Fix: Unchecked asprintf/vasprintf return values
[lttng-ust.git] / ChangeLog
CommitLineData
9ac8c212
MD
12013-05-09 lttng-ust 2.2.0-rc2
2 * manpage: Document probe provider compatibility
3 * Fix: add provider ABI compatibility check
4 * Cleanup: ignore mktemp return value
5 * Cleanup: documentation: argument vs field
6 * Documentation: document undefined behavior for NULL pointers
7 * Cleanup: silence cppcheck error
8 * Fix: add internal mutex for timer
9 * 32-bit warning fix for cyg profile fast
10 * Fix warnings for 32-bit in lttng-ust-cyg-profile
11 * Typo fix in README
12 * Fix: tracepoint.h incorrect assumption about constructor order
13 * Cleanup: comment mismatch with code
14 * Fix: ABI breakage between 2.1 and 2.2-rc1
15 * Documentation: document that sequence len field is unsigned
16 * connect: don't report EACCES
17 * connect: don't print error on EPERM
18 * Bump liblttng-ust-ctl lib version major number
19 * Optimisation: implement callsite hash table in tracepoint.c
20 * Optimisation: only update added library in tracepoint.c
21 * Optimisation: only fix pending events once per lazy update
22
9c915ee8
MD
232013-03-28 lttng-ust 2.2.0-rc1
24 * Fix: tracepoint instrumentation constructor order issue
25 * Documentation: update 2.0 to 2.x
26 * Add demo test back as an example
27 * Don't rely on explicit context for filtering
28 * Implement per-context filtering
29 * Fix: filter string comparison should check for literal
30 * update tests/demo readme file
31 * Add man page for lttng-ust-cyg-profile
32 * Fix: filter string wildcard comparison
33 * Fix: Remove test runner script
34 * Fix: forwarding of call_site argument to field
35 * Add demo README
36 * Tests: Use Perl prove as the testsuite runner
37 * Remove tests depending on consumerd
38 * Convert hello.cxx test to a build test
39 * Clean-up of configure.ac and tests/Makefile.am
40 * Fix snprintf test and output result to TAP format
41 * Replace same_line_marker test with same_line_tracepoint
42 * Remove tests-libustinstr-malloc
43 * Remove exit-fast test
44 * Remove fork test
45 * Remove daemon test
46 * Remove demo test
47 * Remove outdated test-nevents test
48 * Remove outdated simple_include test
49 * Remove outdated register_test test
50 * Convert hello-static-lib test to a build test
51 * Convert hello test to a build test only
52 * Remove outdated libustctl_function_tests test
53 * Remove outdated test hello2
54 * Remove outdated dlopen test
55 * Remove outdated test basic long
56 * Remove outdated test basic
57 * cyg_profile: implement fast and verbose .so
58 * Performance: add unlikely to tracepoint dynamic linking test
59 * Fix: _LGPL_SOURCE rcu dereference fix
60 * Implement liblttng-ust-cyg-profile function entry/exit instrumentation
61 * Minor fix: libc wrapper internal run script
62 * Fix: ustctl_recv_register_event pointer mixup
63 * Fix: allow enabling same events for two channels
64 * Add channel ID field to attr
65 * Remove useless else clause
66 * tracepoint: move "probe" test outside of loop
67 * Fix uninitialized has_loglevel variable
68 * Fix clang warnings
69 * Cleanup: work-around clang unused result warning
70 * Cleanup compile warning
71 * Cleanup: remove unused variables
72 * tracepoint: Don't add NULL probes
73 * Remove mention of locking issues associated with dlopen usage
74 * Implement read timer (for RT)
75 * Only flush when there are readers active
76 * Add mutex for channel wakeup fd update
77 * Fix: fields should be initialized to NULL
78 * Implement ustctl_duplicate_ust_object_data
79 * Add channel wakeup fd to monitor close
80 * Fix: refcount issue in lttng-ust-abi.c
81 * Fix: only consumerd should print errors
82 * Implement ring buffer periodic buffer switch timer
83 * Fix: ensure all probe providers have their symbols
84 * Reactivate error printing
85 * Unregister tracepoint probes when not needed
86 * Cleanup: remove now unused metadata code from UST
87 * Fix: notification timeout logic
88 * Fix: don't print error in comm proto connect on ENOENT
89 * Fix: return expected error return values for sessiond
90 * Fix: set wait/wake fd to -1 before close
91 * Fix: Only notify socket should have timeout/nonblock
92 * Fix: ustctl: return -EPIPE to sessiond if connection is closed
93 * Fix: Add timeout on notification socket
94 * Remove now unused metadata printf code
95 * Move metadata creation into lttng-sessiond and lttng-consumed
96 * Add write metadata API to ust-ctl.h
97 * Move UST registry into sessiond and implement notifiers
98 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
99 * Use tp rcu link test in provider
100 * Remove direct dependency of probes on urcu-bp
101 * Use urcu tls-compat.h
102 * Lazy provider registration
103 * Always use lttng_get_probe_list_head to get probe list
104 * Fix static build
105 * Move LTTng-UST buffer ownership from application to consumer
106 * Fix package: don't distribute generated headers
107 * Fix: don't cancel already exited threads
108 * Scalability fix: tracepoint.c hash table size increase
109 * Scalability fix for many events: event hash table size
110 * Speed up probe registration for large amount of events
111 * Add missing demo-trace shell script to dist tarball
112 * Documentation: add uuid package name for Fedora in README
113 * Fix: missing test for lttng_ust_comm_should_quit in lttng-ust-comm.c
114 * Add compilation support for Tile architectures
115 * Documentation: clarify debian package name for uuid in README
116 * Fix: comment in ust-ctl.h
117 * Fix I/O-related error values in ustctl
118 * Introduce hash table for lttng_create_event_if_missing()
119 * Fix: don't build C++ example if a C++ compiler isn't available
120 * Remove LIBFORMAT output in configure.
121 * Document dependency on libuuid
122
0c9ad44b
MD
1232012-12-20 (13th Baktun) lttng-ust 2.1.0
124 * Bump liblttng-ust-ctl lib version major number
125 * Bump UST proto version minor number
126 * Helper to debug: add object name
127 * Tests: Fix rundir not created in ust-basic-tracing
128 * ust test: add missing return -1
129 * Test: update ust tracing unit tests to 2.1 internal ABI
130 * Tests: Fix rundir not created in ust-multi-test
131 * Adapt internal files and examples to TRACEPOINT_INCLUDE
132 * Adapt tests to TRACEPOINT_INCLUDE
133 * Cleanup: tests remove hello.cxx/ust_tests_demo.h
134 * Fix: don't do macro expansion in tracepoint file name
135 * Fix lttng-gen-tp: Template file must end in .tp
136 * Pack structures in comm protocol between UST and sessiond
137 * Cleanup lttng-gen-tp: Help not showing when using -h,--help
138 * Cleanup lttng-gen-tp: remove leading underscore before include guard
139 * fix memleak: ustctl free shadow chan on ustctl_unmap_channel()
140 * Update license text
141 * Fix: check if event enabled for bytecode-less events
142 * Fix: handle enablers without bytecode
143 * Print probe provider mismatch error even without -Wsystem-headers
144 * filter: Add missing padding
145
dd8b384a
MD
1462012-11-22 lttng-ust 2.1.0-rc2
147 * filter interpreter cleanup: use uint64_t for retval
148 * Fix: filter linking can dereference NULL pointer on alloc failure
149 * Cleanup: remove whitespaces and EOL in tests
150 * Filter: use only single lower bit of filter return value
151 * Fix: filter: var len array at end of external structure
152 * Fix: filter link fail handling
153 * Fix: add missing seqnum field to filter
154 * filters: perform union rather than intersection
155 * Implement support for overlapping wildcard/events
156 * Cleanup: add lttng_/lttng-/LTTNG_ prefixes
157 * filter: add seqnum field to filter command
158 * Filter iteration: iterate on list of filters
159 * document that tracepoint names should ideally not be re-used
160 * Remove LIBFORMAT config declaration, unused
161 * Add libc errno translation layer to UST error code
162 * Fix: add const qualifier for filter local void *
163 * Fix: re-allow non-lvalue string, sequence, array parameters
164 * Tear down handles associated with a closed sessiond socket
165 * Distinguish UST return codes from transport return codes
166 * Fix: Conditionally disable tests requiring shared libs support
167 * Cleanup: don't spawn per-user thread if HOME is not set
168 * Manpage: document supported UST contexts
169 * Fix: procname context semantic
170 * Fix: Fix self-assign warning on struct ustfork_clone_info init
171 * Fix: memcpy of string is larger than source
172 * Implement liblttng-ust-fork daemon() override test
173 * liblttng-ust-fork: override daemon() call
174 * ustfork: set errno to ENOSYS if symbol lookup fails
175 * Fix: be quiet on filter linker error
176 * Build out of src tree
177 * Fix: filter bytecode specializer stack leak
178 * Fix: reloc offset validation error out on filters with no reloc table
179 * Perform calculation on bit size in 64-bit
180 * Use uint64_t for packet header content size and packet size
181 * Fix: manpage typo "-lllttng-ust" -> "-llttng-ust"
182 * Fix: BSD getprogname null pointer dereference
183 * Add support for model.emf.uri event info
184 * Filter error message cleanup
185 * Manpage update: document use in daemons
186 * Fix: get_wait_shm() ust mutex deadlock (add 2 missing exit calls)
187 * Fix: get_wait_shm() ust mutex deadlock
188 * Fix: add events with 0 field to field list
189
d8c99839
MD
1902012-09-10 lttng-ust 2.1.0-rc1
191 * Fix make dist: fix liblttng-ust-java dependencies
192 * Fix make dist: add missing filter header
193 * Fix: backward compatibility with UST 2.0 app probes
194 * Fix: Filter ABI changes to support FILTER_BYTECODE_MAX_LEN (65536)
195 * Export "written" information about fields
196 * Fix filter: pointer to string, not string, should be on stack
197 * Fix: tracepoint float nowrite
198 * Fix: accept 65536 bytes long bytecodes
199 * Add hostname to env
200 * ABI change: bump internal version to 3.0.0
201 * Fix: threads should be created in DETACHED state
202 * Fix: 32-bit x86 strict-aliasing warnings
203 * Fix UST SIGPIPE handling
204 * Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
205 * Cleanup: filter: turn bytecode linking error msg into debug
206 * Make lttng-ust robust against -finstrument-functions.
207 * Filter: keep aliased ax and bx registers
208 * Filter: remove interpreter dynamic typing
209 * Filter: add missing specialized op names
210 * Filter: specialize double-s64 binary comparators
211 * Fix filter: fix stack leak on taken branch
212 * Filter: Implement stack-based interpreter
213 * Filter: double comparator produces s64
214 * Filter: use hash table to check merge points
215 * Filter: split passes into separate components
216 * Filter: cleanup macros
217 * Filter: validate range overflow with end of insn
218 * Filter: validate that field ref strings are non-NULL
219 * Filter: ensure logical operator merge is always s64
220 * Filter: we don't care if double/s64 are literals
221 * Filter: specialize 'and' and 'or' ops.
222 * Implement dispatch-table based interpretor
223 * Filter: Specialize unary operators
224 * Define switch use as macro in interpreter
225 * Filter interpreter: mark float test as unlikely
226 * Filter: fix bytecode validation typo
227 * Filter: specialize comparators
228 * Specialize load and unary ops
229 * Validate registers, no need to initialize to 0
230 * Filter: opcode for ref loads
231 * Remove redundant validation from interpreter
232 * filter: Add bytecode validation pass
233 * TRACEPOINT_EVENT: add *_nowrite fields for filter
234 * Only print filter errors if LTTNG_UST_DEBUG is set
235 * Cleanup: remove debug define
236 * Filter: add floating point support
237 * Remove filter test printouts
238 * Implement filter bytecode interpreter and linker
239 * Filter: receive, attach and link empty filter
240 * Filter: prepare filter stack data
241 * Wrap dynamic len array into stackvar union
242 * liblttng-ust-comm/lttng-ust-com.c: remove unnecessary goto in ustcomm_accept_unix_sock()
243 * liblttng-ust/lttng-ust-comm.c: fixing typo.
244 * Fix: remove unused texinfo dep from configure.ac
245 * Fix C99 strict compatibility: don't use void * for function pointers
246 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
247 * Revert "Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions"
248 * Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
249 * Fix: perform TLS fixup of nest count outside of UST mutex
250 * Fix: liblttng-ust-fork deadlock
251 * Fix: handle pthread errors
252 * Fix: local apps allowed should disable local (not global) tracing
253 * Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
254 * Fix: support -std=c99 in tracepoint macros
255 * Fix c99 compatibility: use __typeof__ instead of typeof in public headers
256 * hello test: fail on old style definition
257 * Fix: tracepoint.h should not generate old-style definitions
258 * Fix: don't define variables in headers
259 * test "hello": add boolean test
260 * Fix: perform macro expansion on tracepoint signatures
261 * UST check pointer/de-reference order
262 * Fix list field: handle error
263 * Implement event fields listing
264 * Implement field listing command
265 * Fix: Block all signals in listener thread
266 * Add CodingStyle document to tarball
267 * Add coding style document
268 * endian.h: support cygwin
269 * align.h: support cygwin page size
270 * Add cygwin support to libringbuffer getcpu.h
271 * Add "2x int" and "2x long" types to the Java interface
272 * Add Integer and Long tracepoint types to the Java interface
273 * Fix: don't SIGBUS when filesystem is full
274 * tracepoint: include stdio.h for NULL definition
275 * manpage update: document that probes need gcc
276 * Fix: remove # in front on extern "C" {
277 * Cleanup: don't use GNU old-style field designator extension
278 * Fix: remove padding field after variable sized array
279 * Use unsigned long type for events discarded counter
280 * Fix: getcpu build with modern uClibc versions
281 * Fix: lttng-ust.pc needs to specify -ldl
282 * Fix: examples Makefiles should pass $(LIBS) at last
283 * Build a jar for the Java side of the JNI interface
284 * Fix: ustctl need to send the second fd upon error of 1st fd
285 * Fix: Add missing fork test program dependency library
286 * Fix: Make the JNI interface actually work
287 * Merge branch 'dev'
288 * Fix: stringify version description
289
1a94cf83
MD
2902012-03-29 lttng-ust 2.0.1
291 * Use bsd-compatible fcntl for close-on-exec on socket
292 * Fix multi-session wildcard support
293 * Fix event lost count when buffer is full
294 * Remove inappropriate \n from easy-ust sample
295
649282a8
MD
2962012-03-20 lttng-ust 2.0.0
297 * First STABLE version
298 * Add version name
299
68d9f89e
MD
3002012-03-20 lttng-ust 2.0.0-rc4
301 * Fix out-of-bound write in ltt-events.c
302 * Document LTTNG_UST_DEBUG_VALGRIND compilation flag
303 * Update COPYING
304 * Add exception handling to lttng-gen-tp io operations
305
8e2d61c8
MD
3062012-03-16 lttng-ust 2.0.0-rc3
307 * Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
308 * fix: ustcomm_close_unix_sock should close, not shutdown
309 * Fix: do not print EPIPE perror, as it is an expected error
310 * Ensure that multiplication of clock offset is done on 64-bit
311 * Add 2 missing licenses in deprecated tests
312 * Remove unbuild and unused (deprecated) make_shared_lib test
313 * License text standardization, add missing licenses
314 * Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
315 * Fix: power of 2 size check should apply to size_t type, not uint32_t
316 * Fix: recvmsg should handle EINTR
317 * Make lttng-gen-tp work on python 2.6
318 * Make lttng-gen-tp executable
319
bf1175c2
MD
3202012-03-02 lttng-ust 2.0.0-rc2
321 * Manpage fixes
322 * Fix: dmesg printout should not print metadata warnings
323 * Fix: use transport name as channel name
324 * Fix: Add signature check in tracepoint activation
325 * Fix: add tracepoint signature at tracepoint definition site
326 * Fix: keep event probe signature, for use by event probe signature check
327 * Fix ABI: add padding to structures shared between UST and consumer
328 * Fix ABI: add padding to tracepoint and ring buffer config public structu
329 * Fix ABI: Adding missing padding in tracepoint event structures
330 * Fix: Add include/lttng/ust-config.h to git ignore
331 * Fix effect: update README about dlopen()
332 * Fix: fixup vtid TLS
333 * Fix: fixup ringbuffer tls at constructor by forcing read
334 * Fix: fix deadlock with dlopen() lttng-ust
335 * Fix: only print event errors every 1048576 hits
336 * Fix: add missing debug printout to identify the cause of lost events
337 * fix: liblttng-ust-ctl should check for incorrect parameters
338 * fix: ust comm error handling segfault
339 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
340 * fix: on exit, leave thread/mmap reclaim to OS
341 * fix: Handle sys_futex with async cancel, add missing pthread_join
342 * fix: Only munmap the wait page when not exiting from process
343 * Use CPPFLAGS instead of CFLAGS for -I
344 * Fix type range comparison always false for 64-bit arch
345 * demo: remove useless libs
346 * tests: include missing headers
347 * Add missing limits.h include for NAME_MAX
348
1796af86
MD
3492012-02-20 lttng-ust 2.0.0-rc1
350 * Standardize version across toolchain
351 * Fix a typo in gen-tp Makefile
352 * Implement the .o file generation in lttng-gen-tp
353
58bfa9af
MD
3542012-02-16 lttng-ust 1.9.8
355 * Fix comment in tracepoint.h
356 * Add loglevel info to manpage
357 * Remove stale binary file
358 * Add lttng-ust(3)
359 * Add a man page for lttng-gen-tp
360 * Install easy-ust and gen-tp examples in doc/
361 * Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
362 * Add missing #define _GNU_SOURCE for sched_getcpu()
363 * Define _GNU_SOURCE for all implementation files rather than getcpu.h
364 * Add sched_getcpu and sysconf to AC_CHECK_FUNCS
365 * Mark lib_ring_buffer_print_errors unused
366 * Cleanup: remove extra space from easy_ust example
367 * Add missing comma to tracepoint STAP_PROBEV call
368
43f76196
MD
3692012-02-13 lttng-ust 1.9.7
370 * liblttng-ust-java: add missing -classpath ./
371 * Only specify that sdt.h provides system integration for now
372 * Add STAP_PROBEV check ton configure.ac
373 * Add sdt.h integration
374 * Remove extern C around probe header
375 * Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
376 * Add a configure report at the end of the output
377 * Add sdt.h integration option
378 * Set default loglevel in metadata
379 * Fix: LTTng-UST java jni wrapper does not build with OpenJDK
380
94b6d0d1
MD
3812012-02-09 lttng-ust 1.9.6
382 * Fix tracepoint.h multiple .o within module/core exec linkage bug
383 * tracepoint: name -> _name to fix possible namespace clash
384 * Add debug printout to tracepoint.c
385 * Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
386 * Update hardcoded loglevel
387 * Add "easy_ust" example
388 * Update gitignore
389 * Zero-initialize struct msghdr
390 * Add environment information
391 * Fix event-specific enabling
392 * Update static lib linking
393 * liblttng-ust-libc: fix linking
394 * liblttng-ust-libc: fix lib dependency
395 * Install README and ChangeLog into system doc
396 * Add hello-static-lib test
397 * Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
398 * Fix 32-bit type: allocated len is used
399 * Fix 32-bit type mismatch
400
e4d66fb5
MD
4012012-02-02 lttng-ust 1.9.5
402 * UST comm ABI: Add padding, push version to 2.0
403 * Update loglevel names
404 * Implement loglevels as event and wildcard attributes
405 * Update loglevel ABI: only loglevel value/enum is known by UST
406 * Pre-assign fixed loglevels
407 * Remove old (now unused) loglevel control code entirely
408 * Update loglevel selection ABI
409 * Use boot_id as monotonic clock uuid
410 * clock: add clock description to metadata
411 * Properly fix the timekeeping overflow detection
412 * Revert "Fix timestamps for slow-paced event rates"
413 * Revert "Force 64-bit timestamps"
414 * Declare struct lttng_ust_calibrate
415 * Force 64-bit timestamps
416 * demo program: ensure we don't link demo on useless libs
417 * ust comm: Receive second FD even if 1st receive failed
418 * ust consumer: close shm fd after mapping it
419 * Add a comment about which wait fd is closed early by UST.
420 * Remove leftover structure in ust-abi.h
421 * Close stream and channel file descriptors as soon as passed to
422 sessiond
423 * Fix AC_LANG_SOURCE usage: only takes one parameter
424 * Fix timestamps for slow-paced event rates
425 * configure.ac: Use AC_LANG_SOURCE for if else macros
426 * Add execution instructions to the demo test program
427 * Force the building of shared noinst libraries in the demo test
428 program.
429 * Only print the futex perror in debug mode
430
54d2e210
MD
4312011-12-23 lttng-ust 1.9.4
432 * Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
433 * Comment the union field (only used in call_rcu scheme)
434
dddc9140
MD
4352011-12-21 lttng-ust 1.9.3
436 * Fix clock source overflow on 32-bit archs
437 * Remove unused trace_clock_frequency
438 * check for negative wait() return value
439 * Add DBG message when registering a probe
440 * Only show futex warning "perror" in debug mode
441
07a0da24
MD
4422011-12-14 lttng-ust 1.9.2
443 * Add missing ust_libc.h to Makefile.am
444 * Use DBG instead of WARN for futex_wake workaround message
445 * Make dlopen more robust by using the .0 target for the library
446
943be3a0
MD
4472011-12-13 lttng-ust 1.9.1
448 * First LTTng-UST 2.0 prerelease.
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