Update version to v2.1.0-rc8
[lttng-tools.git] / ChangeLog
1 2012-11-22 lttng-tools 2.1.0-rc8
2 * Fix: Uninit. variable in lttng view
3 * Add already enabled UST event error code
4 * lttng.h API update: set filter becomes enable event with filter
5 * Change the UST event hash table match function
6 * Pass lttng_event struct to the set_filter API call
7 * Adding context to an event is no longer possible
8 * Add UST overlap tests
9 * Add filter sequence number to UST
10 * Fix: Typo from a previous patch in an assert()
11 * Fix: Warn if session is running with lttng view
12 * Fix: Add bash requirement to README for make check
13 * Fix: add the notion of domain to lttng.1 man page
14 * Enable additional kernel probes
15 * Update CodingStyle
16 * Use the new functions for default subbuf sizes
17 * Add default subbuf sizes getter functions
18 * Add max() and min() macro in common
19
20 2012-11-13 lttng-tools 2.1.0-rc7
21 * Fix: Add pointer check when freeing poll events
22 * Fix: FD leak on thread error
23 * Fix: Wrong fd used by kernel_wait_quiescent
24 * Support new lttng-ust error code
25 * Fix: Don't set filter if enable event fails
26 * Fix: Wrong data port when listing session
27 * Fix: Enable event after start command
28 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
29 * Add a timeout to UST application socket
30 * Fix: Consumerd error socket connect race
31 * Fix: Set CLOEXEC flag on every created sockets
32 * Remove consumer poll timeout in data thread
33 * Fix: RCU hash table seed
34 * Fix: Do not install health tests helper libraries
35 * Fix: Create default channel on add-context if none
36 * Support new liblttng-ust-ctl error code
37 * Fix: Add EPIPE error handling on buffer splice
38 * Fix: Channel creation error return code was not set
39 * Fix: Wrong poll events on UST application socket
40 * Fix: Remove dependency to urcu-cds in tools tests
41 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
42 * Fix: Don't append datetime to default session name
43 * Fix: Deny session creation name 'auto'
44 * Fix: Add space for stream name CPU number
45 * Fix: Add output option to enable-channel command
46
47 2012-11-02 lttng-tools 2.1.0-rc6
48 * Tests: Add filtering tests for uncovered cases
49 * Fix: Sync issue when deleting a data stream
50 * Rename data_available to data_pending
51 * Fix: consumer health state
52 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
53 * Fix: Bad return error code handling
54 * Fix: Use after free() of the rundir string
55 * Fix: Cleanup UST app session on ustctl create session error
56 * Fix: add missing pthread_join in sessiond
57 * Fix: free running directory string
58 * Fix: UST app clean list node usage
59 * Add liblttng-ctl destructor to cleanup memory
60 * Fix: Cleanup URIs on teardown
61 * Fix: relayd memleaks
62 * Fix: Memory leaks of allocated URIs
63 * Fix: consumer output memory leak on creation
64 * Fix: missing addrlen initialization before accept(2)
65 * Fix: relayd trace file padding memleak
66 * Fix: Remove useless consumer subdir string concatenation
67 * Fix: lttng create allocated path memleak
68 * Fix: Cppcheck memleakOnRealloc mistake
69 * Fix: Synchronization issue for data available command
70 * Fix: consumer relayd cleanup on disconnect
71 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
72 * Fix: Possible memory leaks when creating filter IR root node
73 * Fix: Delete stream on write error in consumer
74 * Fix: Error handling when sending relayd sockets to consumer
75 * Add stream lock comment for nesting
76 * Fix: Mutex and RCU lock nesting in consumer
77 * Fix: Uninitialized ret code
78 * Fix: Remove bad condition and fix overflow issue
79 * Fix: consumerd pthread error flow
80 * Fix: Set a single return point and mutex unlock
81 * Fix: Remove useless NULL and zero assignment
82 * Fix: segfault on create session with two URLs
83
84 2012-10-22 lttng-tools 2.1.0-rc5
85 * Fix: Remove network stream ID ABI calls
86 * Tests: Add filtering tests
87 * Wait for data availability when stopping a session
88 * Relayd data available command support
89 * Lib lttng-ctl data available command support
90 * Consumer daemon data available command support
91 * Add data structure for the data available command
92 * Change the metadata hash table node
93 * Make stream hash tables global to the consumer
94 * Move add data stream to the data thread
95 * Rename consumer threads and spawn them in daemon
96 * Fix: relayd close stream command was not working
97 * Fix: Relayd and consumerd socket leaks
98 * Fix: Missing -ENODATA handling in the consumer
99 * Fix: Empty metadata buffer(s) on HUP|ERR
100 * ABI with support for compat 32/64 bits
101 * Fix: Stream allocation and insertion consistency
102 * Fix: output number of bytes written by relayd
103 * Add hash table argument to helper functions
104 * Fix: Add missing call rcu and read side lock
105 * Tests: Fix LD_PRELOAD library lookup path for health tests
106 * Fix: Add arbitrary wait period for kernel streaming test
107 * Fix coding style and add/change debug statements
108 * Fix: Build out of src tree
109 * Tests: Add health check tests to configure
110 * Tests: Add health check thread stall test
111 * Tests: Add health check thread exit test
112 * Tests: Add a health check utility program
113 * Add testpoints in lttng-sessiond for each threads
114 * New testpoint mechanism to instrument binaries for testing
115 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
116 * Fix: Metadata stream leak when received in consumer
117 * Fix: consumer_allocate_stream error handling
118 * Fix: consumer should await for initial streams
119 * Fix: Missing rcu read side lock in consumer
120
121 2012-09-26 lttng-tools 2.1.0-rc4
122 * Fix: Change sempahore to pthread conditions
123 * Fix: relayd relay_send_version: handle sscanf return code
124 * Fix relayd: NULL ptr deref
125 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
126 * Tests: add print bytecode to filter grammar test
127 * Cleanup: assign values to bytecode opcodes
128 * Fix: Filter: Fix allocation length error
129 * Fix: Filter: add missing ast free
130 * Tests: Add high throughput with bandwidth limits test
131 * Fix: Returned code when listing kernel channel
132 * Tests: Rename helper functions to have consistent names
133 * Tests: Cleanup redundant code and use printing helper functions
134 * Tests: Add helper functions for printing status and banner
135 * Tests: Add a check for color support when printing status
136 * Fix: Lib lttng-ctl on error returns lttng code
137 * Fix: lttng_set_event_filter() was returning bad error code
138 * Fix: printing [no write] on lttng list -uf
139 * Fix: Disable event on filter error with lttng
140 * Fix: Wrong returned error code on UST enable event
141 * Add consumer commands to lttng.1 man page
142 * Add lttng_health_check(3) man page
143 * Fix: Remove LPOLLNVAL from consumer metadata revents
144 * Fix: Mismatch of field name between ust and tools
145 * Add the written value when listing fields
146 * Fix: Consumer return value check after mmap/splice
147 * Don't send the subbuffer padding for streaming
148 * Fix: Returned error code in consumer on read buffer
149
150 2012-09-12 lttng-tools 2.1.0-rc3
151 * Fix: Relayd fix ret value when adding a connection
152 * Add new thread in consumer for metadata handling
153 * Fix: consumer recv command error path
154 * Fix filter: fix recent regressions
155 * Update lttng-ust-abi.h from upstream lttng-ust
156 * Fix: Accept bytecode of length 65536 bytes
157 * Fix: Generation of bytecode longer than 32768 bytes fails
158 * Fix: Filter bytecode alloc buffer size must be a power of 2
159 * Add lttng-ctl SWIG python bindings
160 * Add C++ support to API header files
161 * Librarify filter in liblttng-ctl and hide symbols
162 * Set hidden visibility for calls used in lttng-ctl
163 * Notify the user if a filter is already enabled
164 * Install lttng-error.h and include it in lttng.h
165 * Add lttng-error.h containing every API err. code
166 * Fix: missing hostname context
167
168 2012-08-22 lttng-tools 2.1.0-rc2
169 * Fix: put back 2.0 output text for lttng create cmd
170 * Fix: remove set subdir call that uses bad ptr
171 * Filter: Handle the unary bitwise not operator (~) with an unsupported
172 * Fix: missing mutex unlock on register consumer err
173 * Remove underscore from ifndef of lttng.h
174 * Remove unused define in lttng.h
175 * Standardize lttng command line usage text
176 * Merge duplicate code in consumer for destroy relayd
177 * Merge duplicate code in consumer for add relayd
178 * Fix: Possible buffer overflows in strncat() usage
179 * Move code out of main.c and fix some issues
180
181 2012-08-17 lttng-tools 2.1.0-rc1
182 * Feature: Network Streaming
183 * Add the lttng-relayd binary for network streaming
184 * Support user space tracer filtering
185 * Multiple fixes
186
187 2012-04-19 lttng-tools 2.0.1
188 * Fix: test script for kernel module validation
189 * Fix: report error to client on consumerd error
190 * Fix: add missing ht_destroy at consumer teardown
191 * Fix: consumer fd recv thread should write into non-blocking pipe
192 * Fix: work-around glibc __nptl_setxid vs clone hang
193 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
194 * Fix consumer lttng_consumer_poll_socket poll revents check bug
195 * Fix: increase consumer open files limit
196 * Update README: document dep on modprobe for kernel tracing
197 * Fix: wait for sessiond to stop in tests
198 * Fix: remove unused return variable
199 * Don't report back error on syscalls fail for -a -k
200 * Fix: destroy context hash table being NULL
201 * Fix: make lttng expand path for trace output opt
202 * Fix: return value signedness
203 * Fix: man page environment variable name error
204 * Fix: check return value on getenv USER
205
206 2012-03-20 lttng-tools 2.0.0
207 * Fist STABLE version
208 * Add version name: Annedd'ale
209
210 2012-03-20 lttng-tools 2.0.0-rc4
211 * Fix: add small detail to enable-channel man page
212 * Fix: warned of arbitrary time for ust-nprocesses test
213 * Fix. add limitation to man page
214 * Fix: minor changes to lttng.1
215 * Fix: add exit values to lttng.1 man page
216 * Fix: add delay before validating apps in test nproc
217 * Fix: error handling in lttng enable-event
218 * Fix: document structure init. to 0 in lttng.h
219 * Fix: uninitialized variable
220 * Keep track of FD used for UST applications (v2)
221 * Fix: lttng view, error message and exit code
222 * Small fixes to lttng man pages (v2)
223 * Fix: handle EINTR for sendmsg syscall
224 * Fix: lttng UI exit value and error message
225 * Fix: session lock use after free
226 * Fix kernel_list_events memleaks
227 * Fix debug message use uninitialized variable
228 * Fix: trace_ust_destroy_metadata should check for NULL pointer
229 * Fix: various memleaks
230 * Fix: hash table allocation out of order on error
231 * fix: lttng_ht_destroy memleak
232
233 2012-03-16 lttng-tools 2.0.0-rc3
234 * Fix: missing headers for make dist
235 * Fix: install lttng-consumerd in lib/lttng/libexec/
236 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
237 * Fix: consumer CPU hotplug support
238 * Fix: double PID registration race
239 * Make libcompat independent not to confuse automake
240 * Clarify the license of lttng-ust-abi.h
241 * Fix: License header
242 * Fix: wrong return value on consumer socket creation
243 * Fix: test for UST invalid channel parameters at channel creation
244 * Fix: recvmsg should handle EINTR
245 * Fix: error.h non-static variables for liblttng-ctl
246 * Fix: missing _GNU_SOURCE define
247 * Fix: improve need root for kernel tracing error message
248 * Fix: start/stop lttng message error
249
250 2012-03-02 lttng-tools 2.0.0-rc2
251 * Fix: meaningful error message
252 * Fix: UST consumer need to iterate on streams, just change their key
253 * Fix: add missing rcu read lock across RCU HT iteration
254 * Fix: kernel session closes fd 0 after create
255 * Fix: sendmsg EPIPE should be quiet by default (expected)
256 * Fix: thread_registration_apps should set its local sock to -1 when passing it
257 * Fix: clock -> sock typo
258 * Fix: consumer race: should allow reuse of FD key
259 * Fix: Use PERROR all across lttng-tools, never make it quiet
260 * Fix: test all close return values in sessiond
261 * Fix: All perror turned into PERROR to show file and line number
262 * Fix: large audit of close() use in sessiond main.c
263 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
264 * Fix: incorrect close of fd 0 for syscall kernel event destroy
265 * Fix: sessiond has incorrect missing 0 value in FD check
266 * Fix: sessiond app listening: use posix-compliant poll flags
267 * Fix: consumer printf type should match ssize_t (%zd)
268 * Fix: make ust consumer posix compliant for poll flags
269 * Fix security permission on lttng run directory
270 * Fix: Display right loglevel_type in error message
271 * Fix documentation in lttng.h
272 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
273 * Fix: restart consumerd and sessiond when interrupted in poll()
274 * Fix: handling bad channel when sending to consumer
275 * Fix useless variable
276 * Fix add-context returned error
277 * fix: add missing break in command handling
278 * fix: command handling: do not check domain for commands not requiring domain
279 * fix: if tracing group does not exist, do not report a client error
280 * Fix: run_as error handling
281 * Fix usage note on -a
282 * Revert FreeBSD compatibility layer
283 * Fix: documented number of subbuffers is incorrect
284 * Document that num-subbuf and subbuf-size need to be power of 2
285 * Merge branch 'master' of git://git.lttng.org/lttng-tools
286
287 2012-02-20 lttng-tools 2.0.0-rc1
288 * Fix lttcomm_close_unix_sock to actually close the socket
289 * lttng-sessiond: Set group permissions explicitly
290
291 2012-02-16 lttng-tools 2.0-pre23
292 * configure.ac: Fix consumerd64-libdir typo
293 * Fix existing session daemon check
294 * Fix missing session locks
295 * Fix return value on ust app session create
296 * Fix double start/stop trace
297 * Fix ust app session started state on start trace
298 * modprobe statedump, signal and timer lttng module
299 * Fix hyphens in man pages
300
301 2012-02-14 lttng-tools 2.0-pre22
302 * Add the bash-completion file to the dist tarball
303 * Add the LICENSE file too
304 * Package used for the Ubuntu LTS (feature freeze)
305
306 2012-02-13 lttng-tools 2.0-pre21
307 * Fix licensing for hashtable/utils.c
308 * Print loglevel value in list -u
309 * Remove "<all> from MSG() when no loglevel is selected
310 * Initial import of man lttng.1 and lttng-sessiond.8
311 * Fix memory leak master
312
313 2012-02-09 lttng-tools 2.0-pre20
314 * New lttng view command
315 * Multiple loglevel fixes
316 * Fix list command
317 * Fix session syscall listing
318 * Multiple fixes across the code base
319
320 2012-02-02 lttng-tools 2.0-pre19
321 * Update lttng ust ABI/API copy
322 * Implement UST calibrate and change default
323 * Add MSG_WAITALL to recvmsg of sessiond-comm
324 * Check kernel version for tests
325 * Add a '--list-options' option to each command.
326 * First import of extras/ with lttng bash completion
327 * Remove default defines from lttng.h
328 * Fix lttng sessiond spawn wait race
329 * Add CMD_WARNING error code
330 * Fix context mapping for UST and kernel
331 * Add kernel work-around for boot_id
332 * Rewrites lttng-ctl's set_session_daemon_path
333 * Fix memory lean in all lttng cli commands
334 * Update loglevel ABI
335 * Add padding to all ABIs for future development.
336 * Improve error handling of lttng cli
337 * Multiple fixes across the code base (nothing critical)
338
339 2012-01-23 lttng-tools 2.0-pre18
340 * Complete change of the source directory tree
341 * Move compat to common and create an internal lib
342 * Rename lttngerr.h to error.h
343 * Add kernel module version validation
344 * Add UST version validation
345 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
346 * Fix off-by-one and double list size instead of steady increment
347
348 2012-01-19 lttng-tools 2.0-pre17
349 * Add and support the new hash table library
350 * Add lttng hash table support to liblttng-consumer
351 * RCU support for consumer's hash tables
352 * UST consumer close shm fd after mapping it
353 * Remove CLONE_VM flag for runas making gdb debugging impossible
354 * Make MSG() print on stdout instead of stderr
355 * Don't init kernel tracer if not root (UID=0)
356 * Multiple fixes found when reaching max. number of open files
357 * Add some UST tests
358 * Multiple segfaults and assert error fixed
359
360 2011-12-23 lttng-tools 2.0-pre16
361 * Per-user lttng-sessiond now fully functionnal
362 * Fix nested double usage of hashtable iterators
363 * Support creds passing between lttng and sessiond
364 * Rename sessiond internal "uid" fields to "id"
365 * Create all trace directories and files with client user credentials
366 * Create output directory at session creation command
367 * Only allow the user or group owning the session (or root) to control a session
368 * Add disable kernel tracing option to sessiond
369
370 2011-12-13 lttng-tools 2.0-pre15
371 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
372 * UST consumer 32/64 bit support
373 * Multiple bug fixes
374 * Multiple segfault, race and double lock fixes
375 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
376 * UST loglevel support
377 * ABIs now support 256 char event names
378 * Dependency on libpopt >= 1.13
379 * Dependency on URCU >= 0.6.7
380 * Rename kernel-ctl.c/.h to kernel.c/.h
381 * Change malloc to zmalloc in lttng-sessiond code
382 * RCU hashtable support for all UST data structure
383 * New libconsumer for UST, kernel and one generic
384 * Change "--all" option from lttng command line
385 * Remove function entry option to discourage its use
386
387 2011-09-30 lttng-tools 2.0-pre14
388 * Syscall tracing support
389 * Multiple bug fixes (nothing critical)
390 * Add userspace RCU hash table to tree for dev
391 * Update UST ABI
392 * Fix epoll that did not handle EINTR
393 * Liburcu >= 0.6.5 is needed from this release
394 * Enabling all events also enable syscall tracing
395 * Debug messages are now on stderr
396 * Add basic data structure for UST support but not ready yet.
397
398 2011-08-25 lttng-tools 2.0-pre13
399 * Memory leaks fixes and double lock list
400 * Add UST registration with sychronisation
401 * Use poll/epoll compatibility layer for the sessiond
402 * Major code cleanup of ltt-sessiond/main.c
403 * Increase listen() connexion limit
404 * Fix bad enable-channel command
405 * Rename trace.c/.h to trace-kernel
406 * Multiple fixes on the poll management with the new epoll API
407
408 2011-08-25 lttng-tools 2.0-pre12
409 * Multiple fixes
410 * Fix kconsumerd handling custom channel output
411 * Add lttng_register_consumer to register a custom consumer
412 * Add multiples tests of the session daemon
413 * Default kernel channel size/number changed
414 * Support for UST application registration
415 * Import LTTng UST 2.0 ABI
416 * Send data to kconsumerd before tracing start
417 * Export API of lib kernel consumer (liblttngkconsumerd)
418
419 2011-08-12 lttng-tools 2.0-pre11
420 * New lttng API using the lttng_handle
421 * Multiple fixes of kernel consumer
422 * Register the consuming function and add a library context
423 * Kernel consumer fix mmap/munmap
424 * lttng-sessiond-comm header has been privatize
425 * Kernel traces are written in the kernel/ directory
426 * Add underscore to enable-channel command options
427
428 2011-07-29 lttng-tools 2.0-pre6
429 * Fix enable multiple events
430 * Add function entry feature
431
432 2011-07-28 lttng-tools 2.0-pre5
433 * Fix Add context command
434 * Fix auto session path creation
435 * Fix bad strncmp at channel creation
436
437 2011-07-23 lttng-tools 2.0-pre4
438 * Fix kprobe attributes
439 * Fix channel creation when not found at event enable
440 * Add safe list iteration
441 * Add two tests into the git tree
442 * Kernel consumer can be put in debug mode with -vv
443 * Trace path is now created on the client side
444
445 2011-07-23 lttng-tools 2.0-pre3
446 * Fix perf hw cache counter config values
447
448 2011-07-22 lttng-tools 2.0-pre2
449 * Multiple fixes
450 * New add-context options for perf counter and context
451 * Using the install bin path from autotool for execl() call
452 * Update quickstart guide
453
454 2011-07-20 lttng-tools 2.0-pre1
455 * First prerelease of lttng-tools.
456 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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