Fix: data pending race
[lttng-tools.git] / ChangeLog
CommitLineData
e631d844
MD
12013-07-17 lttng-tools 2.2.2
2 * Fix: set tracefile size test with PID buffers
3 * Fix: Babelstats fail to parse output with no process name or pid
4 * Fix: kernel data unit test
5 * Fix: don't send error to sessiond on orderly shutdown
6 * Fix: consumer: incorrect size zmalloc
7 * Fix: RCU read side lock unbalanced
8 * Fix deadlock: don't take channel lock in timer
9 * Introduce channel timer lock
10 * document lttng_ustconsumer_request_metadata locking constraints
11 * document metadata_switch_timer() deadlock
12 * document metadata_switch_timer() locking constraints
13 * consumer: replace DBG2() instances by DBG()
14 * ust consumer: data_pending check is endpoint active
15 * Fix: kernel consumer: data_pending check if endpoint active
16 * consumer: explicitly set endpoint status to active at init
17 * document consumer_metadata_cache_flushed use of consumer_data.lock
18 * consumer: introduce channel lock
19 * Missing NULL pointer init in tap.c
20 * Fix: Unchecked asprintf/vasprintf return values
21
903203ea
DG
222013-07-11 lttng-tools 2.2.1
23 * Fix: consumer err_sock cloexec
24 * Fix: possible consumer sockets double close on cleanup
25 * Fix: add gpl and lgpl files to tarball
26 * Fix: don't install libtap system wide
27 * Fix: close consumer sockets in sessiond cleanup
28 * Fix: print errno message on connect() error
29 * Fix: possible double-close on stream out_fd
30 * Fix: session ID signess to uin64_t in sessiond
31 * Fix: consumer_add_relayd_socket() report errors to sessiond
32 * Fix: UST per-UID channels persist across application teardown
33 * Fix: add missing enum lttcomm_return_code entries
34 * Fix: detect the correct version of LTTng-UST
35 * Fix: sessiond: use uint64_t for all session ids
36 * Fix: consumer: use uint64_t for all sessiond_id
37 * Fix: periodical flush check trace before stop
38 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
39 * Fix: send per-pid session id in channel creation
40 * Fix: consumer double-close on error
41 * Update URCU detection to correctly check for a 0.7 version
42 * Fix: set hidden attribute to utils_* calls
43
8991668e
DG
442013-06-25 lttng-tools 2.2.0 (National Catfish Day)
45 * STABLE VERSION
46 * Fix: if relayd is unreachable, disable consumer for the session
47 * Fix: possible infinite loop in disable ust event
48 * Fix: don't enable a channel if a session was already started
49 * Fix: bad type for the relayd id
50 * Fix: add debug statement in kernel flush metadata
51 * Fix: destroy default created channel if add-context fails
52 * Fix: clarify tracefile size/count in lttng.1 man
53 * Fix: don't stop a session that was not previously started
54 * Fix: update lttng.1 man page
55 * Fix: bad protocol flow between sessiond and consumerd
56 * Fix: kernel memory leak in error path
57
92d019ba
DG
582013-06-20 lttng-tools 2.2.0-rc3
59 * Multiple memory and fd leak fixes in sessiond and consumerd
60 * Test: stress test added to the repository but not in make check
61 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
62 * Implement health check for app registration dispatch
63 * Implement health check for app notification thread
64 * Revert "Improve channel listing output format"
65 * Fix: use lttng pipe to send new stream to thread
66 * Change consumer_metadata_pipe to be a lttng_pipe
67 * Change consumer_data_pipe to be a lttng_pipe
68 * Add wrappers for pipe
69 * Add --version command-line option to lttng.
70 * Add --with-lttng-ust-prefix config option.
71 * Fixes from coverity scan.
72 * Stability fixes
73 * RCU hash table are now destroyed in a seperate thread in sessiond
74
afeab175
DG
752013-05-09 lttng-tools 2.2.0-rc2
76 * Fix: split UST per UID/PID default values
77 * Fix: don't start the relayd with a wrong --output dir
78 * Fix: Erroneous automatic session name when streaming
79 * Fix: wrong data port when listing session's URI
80 * Fix: don't create a channel on an enable channel
81 * Tests: Add missing test_utils_parse_size_suffix to unit tests
82 * Fix: print lttng strerror on enable event with filter
83 * Fix: change relayd protocol version to 2.2
84 * Fix: reset current size for tracefile rotation
85 * Fix: remove extra -I for python bindings
86 * lttng UI: round up trace file size to subbuf size if needed
87 * Fix lttng UI: fix arg parsing, round size to next power of two
88 * Fix: check errors in lttng command argument values
89 * Implement get_count_order in lttng utils
90 * lttng cli: Accept human readable sizes for --subbuf-size
91 * Unit tests: don't rebuild units under test
92 * Fix: consumerd metadata channel/cache/timer races
93 * Fix: consumerd channel destroy race
94 * Cleanup: document RCU read-side lock better
95 * consumer relayd interaction: fix segfaults
96 * Fix: change order of fd get to fix error path
97 * Fix: fd leak when creating UST metadata channel
98 * Fix: fd leak on error
99 * Fix consumerd fd leak
100 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
101 * rculfhash: check for callers from RCU read-side C.S.
102 * Fix: don't call hash table destroy under rcu read-side c.s.
103 * Documentation: import updated comments from urcu
104 * Fix: segfault in buffer_reg_channel_destroy()
105 * Fix: add missing goto error in UST consumer
106 * Fix: no need to use run_as_open in the relayd
107 * Fix: typo in enable-channel man and help
108 * Fix: add some missing hidden attribute
109 * Fix: per-uid buffers should only be flushed once on stop
110 * Cleanup: Use own mutex within timer setup/teardown
111 * Fix: channel management thread should hold a refcount
112 * Fix: move metadata cache setup before ownership passing
113 * Fix: consumer metadata switch timer error handling
114 * Fix: set ptr to NULL to suppress old gcc warnings
115 * Fix: linking order of libraries
116 * Fix: multiple type mismatch in debug statement
117 * Fix: remove mention of trace directory layout in quickstart doc
118 * Fix: remove unused path variables from session obj
119 * Fix: update lttng.1 man and enable-channel help with read timer size
120 * Fix: use channel per domain default values
121 * Fix: typos in the code base
122 * Fix: deny multiple event types with enable-event
123 * Fix: deny the same port for data and control URL
124 * Fix: reset consumer destination when changing URIs
125 * Fix: don't allow different control and data destination
126 * Fix: typos in error strings
127 * Improve channel listing output format
128 * Fix: enable-channel accepts mismatched option
129 * Fix: validate buffer type for UST channel creation
130
500c2393
DG
1312013-03-28 lttng-tools 2.2.0-rc1
132 * Add UST per UID buffers support
133 * UST metadata generation are created on the sessiond side
134 * Move LTTng-UST buffer ownership from application to consumer
135 * Add a UST registry of events and channel in the sessiond
136 * UST periodical metadata flush
137 * Refactor tests to use prove and tap
138 * Support for trace file rotation for the relayd and on disk
139 * Support per-context filtering
140 * Add channel wakeup fd to monitor close
141 * Deprecate enable/disable-consumer
142 * Multiple fixes and memory leak fix.
143
917f7685
DG
1442012-12-20 lttng-tools 2.1.0 (13th Baktun)
145 * STABLE VERSION 2.1.0-stable - "Basse Messe"
146 * Multiple minor fixes
147 * Multiple memory and fd leaks
148 * Fix: Off by one in seq num for data pending command
149 * Fix: flag metadata stream on quiescent control cmd
150 * Fix: prioritize control socket communication in relayd
151 * Fix: poll and epoll fd set reallocation
152 * Fix: add missing goto pending if data is inflight
153 * Fix: remove ua_sess->started assert on stop trace
154 * Set classes of traffic in high_throughput_limit
155 * Fix: use the poll wait ret value when iterating on fd(s)
156 * Fix: force the poll() return value to be nb_fd
157 * Fix: Wrong check of node when cleaning up ht
158 * Fix: set started flag of ust app after ustctl
159 * Fix: memory leak in add relayd socket error path
160 * Fix: add packed attribute to filter structure
161 * Fix: Add missing health code update for consumer command
162 * Add LTTNG_PACKED macro
163 * Fix data pending for inflight streaming
164 * Map session id of relayd and sessiond in consumer
165 * Add the relayd create session command
166 * Make the consumer sends a ACK after each command
167 * Remove MSG_WAITALL on every recvmsg() socket typ
168 * Fix: Add missing relayd ht cleanup and ht destroy
169 * Fix: Relayd and sessiond version check
170 * Fix: protect consumer_find_channel with rcu locking
171 * Fix: don't steal key when adding a metadata stream
172 * Consumer hold stream mutex for add stream
173
48459ee6
DG
1742012-12-03 lttng-tools 2.1.0-rc9
175 * Fix: set the stream ht static in consumer file
176 * Update sessiond man page with new env var
177 * Update lttng.1 man page
178 * Fix: enable-consumer for all domains missing dir
179 * Fix: Add missing fct prototypes when disabling UST
180 * Fix a typo in lttng-probe-module name
181 * Assign values to enum lttcomm_sessiond_command
182 * Fix: run health test only if root
183 * Clarify empty string/NULL filter errors
184 * Fix: add missing padding for UST filter
185
2ad3a9a0
DG
1862012-11-22 lttng-tools 2.1.0-rc8
187 * Fix: Uninit. variable in lttng view
188 * Add already enabled UST event error code
189 * lttng.h API update: set filter becomes enable event with filter
190 * Change the UST event hash table match function
191 * Pass lttng_event struct to the set_filter API call
192 * Adding context to an event is no longer possible
193 * Add UST overlap tests
194 * Add filter sequence number to UST
195 * Fix: Typo from a previous patch in an assert()
196 * Fix: Warn if session is running with lttng view
197 * Fix: Add bash requirement to README for make check
198 * Fix: add the notion of domain to lttng.1 man page
199 * Enable additional kernel probes
200 * Update CodingStyle
201 * Use the new functions for default subbuf sizes
202 * Add default subbuf sizes getter functions
203 * Add max() and min() macro in common
204
8802e4bd
DG
2052012-11-13 lttng-tools 2.1.0-rc7
206 * Fix: Add pointer check when freeing poll events
207 * Fix: FD leak on thread error
208 * Fix: Wrong fd used by kernel_wait_quiescent
209 * Support new lttng-ust error code
210 * Fix: Don't set filter if enable event fails
211 * Fix: Wrong data port when listing session
212 * Fix: Enable event after start command
213 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
214 * Add a timeout to UST application socket
215 * Fix: Consumerd error socket connect race
216 * Fix: Set CLOEXEC flag on every created sockets
217 * Remove consumer poll timeout in data thread
218 * Fix: RCU hash table seed
219 * Fix: Do not install health tests helper libraries
220 * Fix: Create default channel on add-context if none
221 * Support new liblttng-ust-ctl error code
222 * Fix: Add EPIPE error handling on buffer splice
223 * Fix: Channel creation error return code was not set
224 * Fix: Wrong poll events on UST application socket
225 * Fix: Remove dependency to urcu-cds in tools tests
226 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
227 * Fix: Don't append datetime to default session name
228 * Fix: Deny session creation name 'auto'
229 * Fix: Add space for stream name CPU number
230 * Fix: Add output option to enable-channel command
231
241aaca9
DG
2322012-11-02 lttng-tools 2.1.0-rc6
233 * Tests: Add filtering tests for uncovered cases
234 * Fix: Sync issue when deleting a data stream
235 * Rename data_available to data_pending
236 * Fix: consumer health state
237 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
238 * Fix: Bad return error code handling
239 * Fix: Use after free() of the rundir string
240 * Fix: Cleanup UST app session on ustctl create session error
241 * Fix: add missing pthread_join in sessiond
242 * Fix: free running directory string
243 * Fix: UST app clean list node usage
244 * Add liblttng-ctl destructor to cleanup memory
245 * Fix: Cleanup URIs on teardown
246 * Fix: relayd memleaks
247 * Fix: Memory leaks of allocated URIs
248 * Fix: consumer output memory leak on creation
249 * Fix: missing addrlen initialization before accept(2)
250 * Fix: relayd trace file padding memleak
251 * Fix: Remove useless consumer subdir string concatenation
252 * Fix: lttng create allocated path memleak
253 * Fix: Cppcheck memleakOnRealloc mistake
254 * Fix: Synchronization issue for data available command
255 * Fix: consumer relayd cleanup on disconnect
256 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
257 * Fix: Possible memory leaks when creating filter IR root node
258 * Fix: Delete stream on write error in consumer
259 * Fix: Error handling when sending relayd sockets to consumer
260 * Add stream lock comment for nesting
261 * Fix: Mutex and RCU lock nesting in consumer
262 * Fix: Uninitialized ret code
263 * Fix: Remove bad condition and fix overflow issue
264 * Fix: consumerd pthread error flow
265 * Fix: Set a single return point and mutex unlock
266 * Fix: Remove useless NULL and zero assignment
267 * Fix: segfault on create session with two URLs
268
d1980281
DG
2692012-10-22 lttng-tools 2.1.0-rc5
270 * Fix: Remove network stream ID ABI calls
271 * Tests: Add filtering tests
272 * Wait for data availability when stopping a session
273 * Relayd data available command support
274 * Lib lttng-ctl data available command support
275 * Consumer daemon data available command support
276 * Add data structure for the data available command
277 * Change the metadata hash table node
278 * Make stream hash tables global to the consumer
279 * Move add data stream to the data thread
280 * Rename consumer threads and spawn them in daemon
281 * Fix: relayd close stream command was not working
282 * Fix: Relayd and consumerd socket leaks
283 * Fix: Missing -ENODATA handling in the consumer
284 * Fix: Empty metadata buffer(s) on HUP|ERR
285 * ABI with support for compat 32/64 bits
286 * Fix: Stream allocation and insertion consistency
287 * Fix: output number of bytes written by relayd
288 * Add hash table argument to helper functions
289 * Fix: Add missing call rcu and read side lock
290 * Tests: Fix LD_PRELOAD library lookup path for health tests
291 * Fix: Add arbitrary wait period for kernel streaming test
292 * Fix coding style and add/change debug statements
293 * Fix: Build out of src tree
294 * Tests: Add health check tests to configure
295 * Tests: Add health check thread stall test
296 * Tests: Add health check thread exit test
297 * Tests: Add a health check utility program
298 * Add testpoints in lttng-sessiond for each threads
299 * New testpoint mechanism to instrument binaries for testing
300 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
301 * Fix: Metadata stream leak when received in consumer
302 * Fix: consumer_allocate_stream error handling
303 * Fix: consumer should await for initial streams
304 * Fix: Missing rcu read side lock in consumer
305
529f6ac2
DG
3062012-09-26 lttng-tools 2.1.0-rc4
307 * Fix: Change sempahore to pthread conditions
308 * Fix: relayd relay_send_version: handle sscanf return code
309 * Fix relayd: NULL ptr deref
310 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
311 * Tests: add print bytecode to filter grammar test
312 * Cleanup: assign values to bytecode opcodes
313 * Fix: Filter: Fix allocation length error
314 * Fix: Filter: add missing ast free
315 * Tests: Add high throughput with bandwidth limits test
316 * Fix: Returned code when listing kernel channel
317 * Tests: Rename helper functions to have consistent names
318 * Tests: Cleanup redundant code and use printing helper functions
319 * Tests: Add helper functions for printing status and banner
320 * Tests: Add a check for color support when printing status
321 * Fix: Lib lttng-ctl on error returns lttng code
322 * Fix: lttng_set_event_filter() was returning bad error code
323 * Fix: printing [no write] on lttng list -uf
324 * Fix: Disable event on filter error with lttng
325 * Fix: Wrong returned error code on UST enable event
326 * Add consumer commands to lttng.1 man page
327 * Add lttng_health_check(3) man page
328 * Fix: Remove LPOLLNVAL from consumer metadata revents
329 * Fix: Mismatch of field name between ust and tools
330 * Add the written value when listing fields
331 * Fix: Consumer return value check after mmap/splice
332 * Don't send the subbuffer padding for streaming
333 * Fix: Returned error code in consumer on read buffer
334
d3e6246f
DG
3352012-09-12 lttng-tools 2.1.0-rc3
336 * Fix: Relayd fix ret value when adding a connection
337 * Add new thread in consumer for metadata handling
338 * Fix: consumer recv command error path
339 * Fix filter: fix recent regressions
340 * Update lttng-ust-abi.h from upstream lttng-ust
341 * Fix: Accept bytecode of length 65536 bytes
342 * Fix: Generation of bytecode longer than 32768 bytes fails
343 * Fix: Filter bytecode alloc buffer size must be a power of 2
344 * Add lttng-ctl SWIG python bindings
345 * Add C++ support to API header files
346 * Librarify filter in liblttng-ctl and hide symbols
347 * Set hidden visibility for calls used in lttng-ctl
348 * Notify the user if a filter is already enabled
349 * Install lttng-error.h and include it in lttng.h
350 * Add lttng-error.h containing every API err. code
351 * Fix: missing hostname context
352
5556277c
DG
3532012-08-22 lttng-tools 2.1.0-rc2
354 * Fix: put back 2.0 output text for lttng create cmd
355 * Fix: remove set subdir call that uses bad ptr
356 * Filter: Handle the unary bitwise not operator (~) with an unsupported
357 * Fix: missing mutex unlock on register consumer err
358 * Remove underscore from ifndef of lttng.h
359 * Remove unused define in lttng.h
360 * Standardize lttng command line usage text
361 * Merge duplicate code in consumer for destroy relayd
362 * Merge duplicate code in consumer for add relayd
363 * Fix: Possible buffer overflows in strncat() usage
364 * Move code out of main.c and fix some issues
365
68264071
DG
3662012-08-17 lttng-tools 2.1.0-rc1
367 * Feature: Network Streaming
368 * Add the lttng-relayd binary for network streaming
369 * Support user space tracer filtering
370 * Multiple fixes
371
e371dbd9
DG
3722012-04-19 lttng-tools 2.0.1
373 * Fix: test script for kernel module validation
374 * Fix: report error to client on consumerd error
375 * Fix: add missing ht_destroy at consumer teardown
376 * Fix: consumer fd recv thread should write into non-blocking pipe
377 * Fix: work-around glibc __nptl_setxid vs clone hang
378 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
379 * Fix consumer lttng_consumer_poll_socket poll revents check bug
380 * Fix: increase consumer open files limit
381 * Update README: document dep on modprobe for kernel tracing
382 * Fix: wait for sessiond to stop in tests
383 * Fix: remove unused return variable
384 * Don't report back error on syscalls fail for -a -k
385 * Fix: destroy context hash table being NULL
386 * Fix: make lttng expand path for trace output opt
387 * Fix: return value signedness
388 * Fix: man page environment variable name error
389 * Fix: check return value on getenv USER
390
0e4cbe7e
DG
3912012-03-20 lttng-tools 2.0.0
392 * Fist STABLE version
393 * Add version name: Annedd'ale
394
c6d4a597
DG
3952012-03-20 lttng-tools 2.0.0-rc4
396 * Fix: add small detail to enable-channel man page
397 * Fix: warned of arbitrary time for ust-nprocesses test
398 * Fix. add limitation to man page
399 * Fix: minor changes to lttng.1
400 * Fix: add exit values to lttng.1 man page
401 * Fix: add delay before validating apps in test nproc
402 * Fix: error handling in lttng enable-event
403 * Fix: document structure init. to 0 in lttng.h
404 * Fix: uninitialized variable
405 * Keep track of FD used for UST applications (v2)
406 * Fix: lttng view, error message and exit code
407 * Small fixes to lttng man pages (v2)
408 * Fix: handle EINTR for sendmsg syscall
409 * Fix: lttng UI exit value and error message
410 * Fix: session lock use after free
411 * Fix kernel_list_events memleaks
412 * Fix debug message use uninitialized variable
413 * Fix: trace_ust_destroy_metadata should check for NULL pointer
414 * Fix: various memleaks
415 * Fix: hash table allocation out of order on error
416 * fix: lttng_ht_destroy memleak
417
b495b935
DG
4182012-03-16 lttng-tools 2.0.0-rc3
419 * Fix: missing headers for make dist
420 * Fix: install lttng-consumerd in lib/lttng/libexec/
421 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
422 * Fix: consumer CPU hotplug support
423 * Fix: double PID registration race
424 * Make libcompat independent not to confuse automake
425 * Clarify the license of lttng-ust-abi.h
426 * Fix: License header
427 * Fix: wrong return value on consumer socket creation
428 * Fix: test for UST invalid channel parameters at channel creation
429 * Fix: recvmsg should handle EINTR
430 * Fix: error.h non-static variables for liblttng-ctl
431 * Fix: missing _GNU_SOURCE define
432 * Fix: improve need root for kernel tracing error message
433 * Fix: start/stop lttng message error
434
fc0c6bfb
MD
4352012-03-02 lttng-tools 2.0.0-rc2
436 * Fix: meaningful error message
437 * Fix: UST consumer need to iterate on streams, just change their key
438 * Fix: add missing rcu read lock across RCU HT iteration
439 * Fix: kernel session closes fd 0 after create
440 * Fix: sendmsg EPIPE should be quiet by default (expected)
441 * Fix: thread_registration_apps should set its local sock to -1 when passing it
442 * Fix: clock -> sock typo
443 * Fix: consumer race: should allow reuse of FD key
444 * Fix: Use PERROR all across lttng-tools, never make it quiet
445 * Fix: test all close return values in sessiond
446 * Fix: All perror turned into PERROR to show file and line number
447 * Fix: large audit of close() use in sessiond main.c
448 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
449 * Fix: incorrect close of fd 0 for syscall kernel event destroy
450 * Fix: sessiond has incorrect missing 0 value in FD check
451 * Fix: sessiond app listening: use posix-compliant poll flags
452 * Fix: consumer printf type should match ssize_t (%zd)
453 * Fix: make ust consumer posix compliant for poll flags
454 * Fix security permission on lttng run directory
455 * Fix: Display right loglevel_type in error message
456 * Fix documentation in lttng.h
457 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
458 * Fix: restart consumerd and sessiond when interrupted in poll()
459 * Fix: handling bad channel when sending to consumer
460 * Fix useless variable
461 * Fix add-context returned error
462 * fix: add missing break in command handling
463 * fix: command handling: do not check domain for commands not requiring domain
464 * fix: if tracing group does not exist, do not report a client error
465 * Fix: run_as error handling
466 * Fix usage note on -a
467 * Revert FreeBSD compatibility layer
468 * Fix: documented number of subbuffers is incorrect
469 * Document that num-subbuf and subbuf-size need to be power of 2
470 * Merge branch 'master' of git://git.lttng.org/lttng-tools
471
edad7953
DG
4722012-02-20 lttng-tools 2.0.0-rc1
473 * Fix lttcomm_close_unix_sock to actually close the socket
474 * lttng-sessiond: Set group permissions explicitly
475
68c1b383
DG
4762012-02-16 lttng-tools 2.0-pre23
477 * configure.ac: Fix consumerd64-libdir typo
478 * Fix existing session daemon check
479 * Fix missing session locks
480 * Fix return value on ust app session create
481 * Fix double start/stop trace
482 * Fix ust app session started state on start trace
483 * modprobe statedump, signal and timer lttng module
484 * Fix hyphens in man pages
485
76ab874e
DG
4862012-02-14 lttng-tools 2.0-pre22
487 * Add the bash-completion file to the dist tarball
488 * Add the LICENSE file too
489 * Package used for the Ubuntu LTS (feature freeze)
490
83aac6e3
DG
4912012-02-13 lttng-tools 2.0-pre21
492 * Fix licensing for hashtable/utils.c
493 * Print loglevel value in list -u
494 * Remove "<all> from MSG() when no loglevel is selected
495 * Initial import of man lttng.1 and lttng-sessiond.8
496 * Fix memory leak master
497
09e765bf 4982012-02-09 lttng-tools 2.0-pre20
c54722d0
DG
499 * New lttng view command
500 * Multiple loglevel fixes
501 * Fix list command
502 * Fix session syscall listing
503 * Multiple fixes across the code base
504
87db5b86
DG
5052012-02-02 lttng-tools 2.0-pre19
506 * Update lttng ust ABI/API copy
507 * Implement UST calibrate and change default
508 * Add MSG_WAITALL to recvmsg of sessiond-comm
509 * Check kernel version for tests
510 * Add a '--list-options' option to each command.
511 * First import of extras/ with lttng bash completion
512 * Remove default defines from lttng.h
513 * Fix lttng sessiond spawn wait race
514 * Add CMD_WARNING error code
515 * Fix context mapping for UST and kernel
516 * Add kernel work-around for boot_id
517 * Rewrites lttng-ctl's set_session_daemon_path
518 * Fix memory lean in all lttng cli commands
519 * Update loglevel ABI
520 * Add padding to all ABIs for future development.
521 * Improve error handling of lttng cli
522 * Multiple fixes across the code base (nothing critical)
523
3edea7d5
DG
5242012-01-23 lttng-tools 2.0-pre18
525 * Complete change of the source directory tree
526 * Move compat to common and create an internal lib
527 * Rename lttngerr.h to error.h
528 * Add kernel module version validation
529 * Add UST version validation
530 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
531 * Fix off-by-one and double list size instead of steady increment
532
734f79bf
DG
5332012-01-19 lttng-tools 2.0-pre17
534 * Add and support the new hash table library
535 * Add lttng hash table support to liblttng-consumer
536 * RCU support for consumer's hash tables
537 * UST consumer close shm fd after mapping it
538 * Remove CLONE_VM flag for runas making gdb debugging impossible
539 * Make MSG() print on stdout instead of stderr
540 * Don't init kernel tracer if not root (UID=0)
541 * Multiple fixes found when reaching max. number of open files
542 * Add some UST tests
543 * Multiple segfaults and assert error fixed
544
032b4c39
DG
5452011-12-23 lttng-tools 2.0-pre16
546 * Per-user lttng-sessiond now fully functionnal
547 * Fix nested double usage of hashtable iterators
548 * Support creds passing between lttng and sessiond
549 * Rename sessiond internal "uid" fields to "id"
550 * Create all trace directories and files with client user credentials
551 * Create output directory at session creation command
552 * Only allow the user or group owning the session (or root) to control a session
553 * Add disable kernel tracing option to sessiond
554
31ff12ff
DG
5552011-12-13 lttng-tools 2.0-pre15
556 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
557 * UST consumer 32/64 bit support
558 * Multiple bug fixes
559 * Multiple segfault, race and double lock fixes
560 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
561 * UST loglevel support
562 * ABIs now support 256 char event names
563 * Dependency on libpopt >= 1.13
564 * Dependency on URCU >= 0.6.7
565 * Rename kernel-ctl.c/.h to kernel.c/.h
566 * Change malloc to zmalloc in lttng-sessiond code
567 * RCU hashtable support for all UST data structure
568 * New libconsumer for UST, kernel and one generic
569 * Change "--all" option from lttng command line
570 * Remove function entry option to discourage its use
571
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5722011-09-30 lttng-tools 2.0-pre14
573 * Syscall tracing support
574 * Multiple bug fixes (nothing critical)
575 * Add userspace RCU hash table to tree for dev
576 * Update UST ABI
577 * Fix epoll that did not handle EINTR
578 * Liburcu >= 0.6.5 is needed from this release
579 * Enabling all events also enable syscall tracing
580 * Debug messages are now on stderr
581 * Add basic data structure for UST support but not ready yet.
582
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5832011-08-25 lttng-tools 2.0-pre13
584 * Memory leaks fixes and double lock list
585 * Add UST registration with sychronisation
586 * Use poll/epoll compatibility layer for the sessiond
587 * Major code cleanup of ltt-sessiond/main.c
588 * Increase listen() connexion limit
589 * Fix bad enable-channel command
590 * Rename trace.c/.h to trace-kernel
591 * Multiple fixes on the poll management with the new epoll API
592
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5932011-08-25 lttng-tools 2.0-pre12
594 * Multiple fixes
595 * Fix kconsumerd handling custom channel output
596 * Add lttng_register_consumer to register a custom consumer
597 * Add multiples tests of the session daemon
598 * Default kernel channel size/number changed
599 * Support for UST application registration
600 * Import LTTng UST 2.0 ABI
601 * Send data to kconsumerd before tracing start
602 * Export API of lib kernel consumer (liblttngkconsumerd)
603
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6042011-08-12 lttng-tools 2.0-pre11
605 * New lttng API using the lttng_handle
606 * Multiple fixes of kernel consumer
607 * Register the consuming function and add a library context
608 * Kernel consumer fix mmap/munmap
609 * lttng-sessiond-comm header has been privatize
610 * Kernel traces are written in the kernel/ directory
611 * Add underscore to enable-channel command options
612
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6132011-07-29 lttng-tools 2.0-pre6
614 * Fix enable multiple events
615 * Add function entry feature
616
6172011-07-28 lttng-tools 2.0-pre5
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618 * Fix Add context command
619 * Fix auto session path creation
620 * Fix bad strncmp at channel creation
621
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DG
6222011-07-23 lttng-tools 2.0-pre4
623 * Fix kprobe attributes
624 * Fix channel creation when not found at event enable
625 * Add safe list iteration
626 * Add two tests into the git tree
627 * Kernel consumer can be put in debug mode with -vv
628 * Trace path is now created on the client side
629
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6302011-07-23 lttng-tools 2.0-pre3
631 * Fix perf hw cache counter config values
632
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6332011-07-22 lttng-tools 2.0-pre2
634 * Multiple fixes
635 * New add-context options for perf counter and context
636 * Using the install bin path from autotool for execl() call
637 * Update quickstart guide
638
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DG
6392011-07-20 lttng-tools 2.0-pre1
640 * First prerelease of lttng-tools.
641 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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