1 2013-07-19 lttng-tools 2.3.0-rc2
2 * Add core-handler README to dist tarball
3 * extras: core-handler: simplify, allow usage from tracing group
4 * Cleanup: add missing dot
5 * Fix: documentation: create name and options
6 * Add core dump snapshot handler script
7 * Fix: sym name len (kernel)
8 * Fix: tests: provide channel name when a non-default channel exists: per-pid
9 * Fix: tests: provide channel name when a non-default channel exists
10 * Fix: data pending race
11 * Fix hang in make check snapshots/test_ust
12 * Cleanup: ust-consumer: wrong indentation
13 * Fix: print dots while waiting for data availability
14 * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
15 * Fix: (slight UI change) refuse missing -c if non-default channel exists
16 * Fix: push metadata on stop for per-UID buffers
17 * README: update python documentation
18 * Manpage: other layout cleanups
19 * Manpage: cleanup layout of view
20 * Manpage: cleanup layout of version
21 * Manpage: cleanup layout of stop
22 * Manpage: cleanup layout of start
23 * Manpage: cleanup layout of snapshot
24 * Manpage: cleanup layout of set-session
25 * Manpage: cleanup layout of list
26 * Manpage: cleanup layout of disable-event
27 * Manpage: cleanup layout of disable-channel
28 * Manpage: cleanup layout of enable-event
29 * Manpage: cleanup layout of enable-channel
30 * Manpage: cleanup layout of destroy
31 * Manpage: cleanup layout of create
32 * Manpage: cleanup layout of calibrate
33 * Manpage: cleanup layout of add-context
34 * Documentation: create --snapshot in manpage
36 2013-07-17 lttng-tools 2.3.0-rc1
37 * Fix: add missing snapshot header to dist tarball
38 * Documentation: fix thread quit pipe comment
39 * Test for presence of bison and flex when building from git
40 * Test UST snapshot with large metadata
41 * Add test application with large metadata
42 * Cleanup: remove redundant assignment
43 * Fix: use per-uid buffer registry for UID buffer snapshots
44 * cmd.c: fix typos in snapshot commands
45 * Test snapshot per-uid post-mortem
46 * Remove leftover fprintf
47 * Fix deadlock: don't take channel lock in timer
48 * Introduce channel timer lock
49 * document lttng_ustconsumer_request_metadata locking constraints
50 * consumer: remove unused lttng_ustconsumer_push_metadata
51 * Document metadata_socket_lock nesting
52 * lttng_ustconsumer_recv_metadata does not need all those locks
53 * document metadata_switch_timer() deadlock
54 * Fix: add missing metadata socket lock
55 * document metadata_switch_timer() locking constraints
56 * consumer: remove timeout for UST metadata
57 * Introduce pipe for UST metadata cache and stream
58 * consumer: replace DBG2() instances by DBG()
59 * Introduce utils_create_pipe_cloexec_nonblock()
60 * ust consumer: data_pending check is endpoint active
61 * Fix: kernel consumer: data_pending check if endpoint active
62 * consumer: explicitly set endpoint status to active at init
63 * document consumer_metadata_cache_flushed use of consumer_data.lock
64 * consumer: introduce channel lock
65 * Merge branch 'master' of git://git.lttng.org/lttng-tools
66 * Fix: update lttng snapshot help output
67 * Man: fix part of snapshot documentation
68 * Fix: set tracefile size test with PID buffers
69 * Fix: Babelstats fail to parse output with no process name or pid
70 * Missing NULL pointer init in tap.c
71 * Fix: Unchecked asprintf/vasprintf return values
72 * Add snapshots test to fast regression
73 * Fix: kernel data unit test
74 * Fix: snapshot returned valid LTTNG_ERR code
75 * Add the number of snapshot taken to the output path
76 * Fix: RCU read side lock unbalanced
77 * Fix: zeroed snapshot output at init
78 * Support del-output with an output name
79 * Update man page with snapshot command
80 * New UST default buffers is now per UID
81 * Bump UST ABI major version for 2.3 release
82 * Add snapshot mode to lttng list session
83 * Fix: support temporary snapshot max size and name
84 * Support snapshot max-size limitation
85 * Tests: per-UID UST snapshot
86 * Fix: snapshot support for UST and kernel in same session
87 * Implement lttng create --snapshot command
88 * Add create session snapshot API in lttng-sessiond
89 * Add snapshot output init call that uses URIs
90 * Fix: consumer err_sock cloexec
91 * Callsite: add "ip" context
92 * Fix: possible consumer sockets double close on cleanup
93 * Automatically load kvm-x86 and kvm-x86-mmu probes.
94 * Fix: consumer: use uint64_t for all sessiond_id
95 * Fix: add gpl and lgpl files to tarball
96 * Fix: don't install libtap system wide
97 * Fix: close consumer sockets in sessiond cleanup
98 * Fix: set globally visible flag to kernel stream
99 * Fix: lttng: memory leak in snapshot record command
100 * Fix: kernel-consumer: double-close
101 * Fix: consumer: incorrect size zmalloc
102 * Fix: don't try to send stream to relayd if not in streaming
103 * Fix: relayd refcount updates for stream
104 * Fix: don't send error to sessiond on orderly shutdown
105 * Fix: bad pathname used when sending kernel stream to relayd
106 * Fix: add globally visible flag in stream
107 * Fix: destroy metadata stream on setup metadata error path
108 * Fix: send kernel stream to relayd only if needed
109 * Fix: destroy streams for kernel snapshot sessions as well
110 * Fix: close and destroy metadata stream after a kernel snapshot
111 * Fix: print errno message on connect() error
112 * Fix: possible double-close on stream out_fd
113 * Fix: session ID signess to uin64_t in sessiond
114 * Tests: fix validation trace path in kernel snapshot
115 * Tests: Add UST snapshot local and streaming
116 * Add UST snapshot support
117 * Fix: consumer_add_relayd_socket() report errors to sessiond
118 * Fix: add missing enum lttcomm_return_code entries
119 * Fix: UST per-UID channels persist across application teardown
120 * Fix: kernel snapshot metadata handling and error paths
121 * Fix: coding style and debug statement
122 * Fix: put subbuffer back in kernel snapshot error path
123 * Fix: overflow in uri_to_str_url
124 * Fix: detect the correct version of LTTng-UST
125 * Fix: sessiond: use uint64_t for all session ids
126 * Tests: add kernel snapshot streaming to root regression
127 * Tests: remove debug output from test
128 * Tests: Add kernel snapshot streaming
129 * Fix: use snapshot consumer output for kernel
130 * Fix: periodical flush check trace before stop
131 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
132 * Fix UST channel/stream output assignation
133 * Fix: send per-pid session id in channel creation
134 * Fix: consumer double-close on error
135 * Update URCU detection to correctly check for a 0.7 version
137 * Add utils function to format current time as a string
138 * Fix: set hidden attribute to utils_* calls
139 * Fix: consumer handling of metadata for relayd
140 * Add kernel snapshot support
141 * Support flight recorder mode for a session
142 * Implement snapshot commands in lttng-sessiond
143 * Add snapshot command to lttng UI
144 * Initial import of the snapshot ABI/API in lttng-ctl
145 * Use the consumer stream API in consumer_del_stream()
146 * Add consumer-stream.c/.h in libconsumer
147 * Move multiple URLs parsing fct from lttng-ctl to uri.c
148 * Add a lttng-ctl header to facilitate code separation
150 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
152 * Fix: if relayd is unreachable, disable consumer for the session
153 * Fix: possible infinite loop in disable ust event
154 * Fix: don't enable a channel if a session was already started
155 * Fix: bad type for the relayd id
156 * Fix: add debug statement in kernel flush metadata
157 * Fix: destroy default created channel if add-context fails
158 * Fix: clarify tracefile size/count in lttng.1 man
159 * Fix: don't stop a session that was not previously started
160 * Fix: update lttng.1 man page
161 * Fix: bad protocol flow between sessiond and consumerd
162 * Fix: kernel memory leak in error path
164 2013-06-20 lttng-tools 2.2.0-rc3
165 * Multiple memory and fd leak fixes in sessiond and consumerd
166 * Test: stress test added to the repository but not in make check
167 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
168 * Implement health check for app registration dispatch
169 * Implement health check for app notification thread
170 * Revert "Improve channel listing output format"
171 * Fix: use lttng pipe to send new stream to thread
172 * Change consumer_metadata_pipe to be a lttng_pipe
173 * Change consumer_data_pipe to be a lttng_pipe
174 * Add wrappers for pipe
175 * Add --version command-line option to lttng.
176 * Add --with-lttng-ust-prefix config option.
177 * Fixes from coverity scan.
179 * RCU hash table are now destroyed in a seperate thread in sessiond
181 2013-05-09 lttng-tools 2.2.0-rc2
182 * Fix: split UST per UID/PID default values
183 * Fix: don't start the relayd with a wrong --output dir
184 * Fix: Erroneous automatic session name when streaming
185 * Fix: wrong data port when listing session's URI
186 * Fix: don't create a channel on an enable channel
187 * Tests: Add missing test_utils_parse_size_suffix to unit tests
188 * Fix: print lttng strerror on enable event with filter
189 * Fix: change relayd protocol version to 2.2
190 * Fix: reset current size for tracefile rotation
191 * Fix: remove extra -I for python bindings
192 * lttng UI: round up trace file size to subbuf size if needed
193 * Fix lttng UI: fix arg parsing, round size to next power of two
194 * Fix: check errors in lttng command argument values
195 * Implement get_count_order in lttng utils
196 * lttng cli: Accept human readable sizes for --subbuf-size
197 * Unit tests: don't rebuild units under test
198 * Fix: consumerd metadata channel/cache/timer races
199 * Fix: consumerd channel destroy race
200 * Cleanup: document RCU read-side lock better
201 * consumer relayd interaction: fix segfaults
202 * Fix: change order of fd get to fix error path
203 * Fix: fd leak when creating UST metadata channel
204 * Fix: fd leak on error
205 * Fix consumerd fd leak
206 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
207 * rculfhash: check for callers from RCU read-side C.S.
208 * Fix: don't call hash table destroy under rcu read-side c.s.
209 * Documentation: import updated comments from urcu
210 * Fix: segfault in buffer_reg_channel_destroy()
211 * Fix: add missing goto error in UST consumer
212 * Fix: no need to use run_as_open in the relayd
213 * Fix: typo in enable-channel man and help
214 * Fix: add some missing hidden attribute
215 * Fix: per-uid buffers should only be flushed once on stop
216 * Cleanup: Use own mutex within timer setup/teardown
217 * Fix: channel management thread should hold a refcount
218 * Fix: move metadata cache setup before ownership passing
219 * Fix: consumer metadata switch timer error handling
220 * Fix: set ptr to NULL to suppress old gcc warnings
221 * Fix: linking order of libraries
222 * Fix: multiple type mismatch in debug statement
223 * Fix: remove mention of trace directory layout in quickstart doc
224 * Fix: remove unused path variables from session obj
225 * Fix: update lttng.1 man and enable-channel help with read timer size
226 * Fix: use channel per domain default values
227 * Fix: typos in the code base
228 * Fix: deny multiple event types with enable-event
229 * Fix: deny the same port for data and control URL
230 * Fix: reset consumer destination when changing URIs
231 * Fix: don't allow different control and data destination
232 * Fix: typos in error strings
233 * Improve channel listing output format
234 * Fix: enable-channel accepts mismatched option
235 * Fix: validate buffer type for UST channel creation
237 2013-03-28 lttng-tools 2.2.0-rc1
238 * Add UST per UID buffers support
239 * UST metadata generation are created on the sessiond side
240 * Move LTTng-UST buffer ownership from application to consumer
241 * Add a UST registry of events and channel in the sessiond
242 * UST periodical metadata flush
243 * Refactor tests to use prove and tap
244 * Support for trace file rotation for the relayd and on disk
245 * Support per-context filtering
246 * Add channel wakeup fd to monitor close
247 * Deprecate enable/disable-consumer
248 * Multiple fixes and memory leak fix.
250 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
251 * STABLE VERSION 2.1.0-stable - "Basse Messe"
252 * Multiple minor fixes
253 * Multiple memory and fd leaks
254 * Fix: Off by one in seq num for data pending command
255 * Fix: flag metadata stream on quiescent control cmd
256 * Fix: prioritize control socket communication in relayd
257 * Fix: poll and epoll fd set reallocation
258 * Fix: add missing goto pending if data is inflight
259 * Fix: remove ua_sess->started assert on stop trace
260 * Set classes of traffic in high_throughput_limit
261 * Fix: use the poll wait ret value when iterating on fd(s)
262 * Fix: force the poll() return value to be nb_fd
263 * Fix: Wrong check of node when cleaning up ht
264 * Fix: set started flag of ust app after ustctl
265 * Fix: memory leak in add relayd socket error path
266 * Fix: add packed attribute to filter structure
267 * Fix: Add missing health code update for consumer command
268 * Add LTTNG_PACKED macro
269 * Fix data pending for inflight streaming
270 * Map session id of relayd and sessiond in consumer
271 * Add the relayd create session command
272 * Make the consumer sends a ACK after each command
273 * Remove MSG_WAITALL on every recvmsg() socket typ
274 * Fix: Add missing relayd ht cleanup and ht destroy
275 * Fix: Relayd and sessiond version check
276 * Fix: protect consumer_find_channel with rcu locking
277 * Fix: don't steal key when adding a metadata stream
278 * Consumer hold stream mutex for add stream
280 2012-12-03 lttng-tools 2.1.0-rc9
281 * Fix: set the stream ht static in consumer file
282 * Update sessiond man page with new env var
283 * Update lttng.1 man page
284 * Fix: enable-consumer for all domains missing dir
285 * Fix: Add missing fct prototypes when disabling UST
286 * Fix a typo in lttng-probe-module name
287 * Assign values to enum lttcomm_sessiond_command
288 * Fix: run health test only if root
289 * Clarify empty string/NULL filter errors
290 * Fix: add missing padding for UST filter
292 2012-11-22 lttng-tools 2.1.0-rc8
293 * Fix: Uninit. variable in lttng view
294 * Add already enabled UST event error code
295 * lttng.h API update: set filter becomes enable event with filter
296 * Change the UST event hash table match function
297 * Pass lttng_event struct to the set_filter API call
298 * Adding context to an event is no longer possible
299 * Add UST overlap tests
300 * Add filter sequence number to UST
301 * Fix: Typo from a previous patch in an assert()
302 * Fix: Warn if session is running with lttng view
303 * Fix: Add bash requirement to README for make check
304 * Fix: add the notion of domain to lttng.1 man page
305 * Enable additional kernel probes
307 * Use the new functions for default subbuf sizes
308 * Add default subbuf sizes getter functions
309 * Add max() and min() macro in common
311 2012-11-13 lttng-tools 2.1.0-rc7
312 * Fix: Add pointer check when freeing poll events
313 * Fix: FD leak on thread error
314 * Fix: Wrong fd used by kernel_wait_quiescent
315 * Support new lttng-ust error code
316 * Fix: Don't set filter if enable event fails
317 * Fix: Wrong data port when listing session
318 * Fix: Enable event after start command
319 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
320 * Add a timeout to UST application socket
321 * Fix: Consumerd error socket connect race
322 * Fix: Set CLOEXEC flag on every created sockets
323 * Remove consumer poll timeout in data thread
324 * Fix: RCU hash table seed
325 * Fix: Do not install health tests helper libraries
326 * Fix: Create default channel on add-context if none
327 * Support new liblttng-ust-ctl error code
328 * Fix: Add EPIPE error handling on buffer splice
329 * Fix: Channel creation error return code was not set
330 * Fix: Wrong poll events on UST application socket
331 * Fix: Remove dependency to urcu-cds in tools tests
332 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
333 * Fix: Don't append datetime to default session name
334 * Fix: Deny session creation name 'auto'
335 * Fix: Add space for stream name CPU number
336 * Fix: Add output option to enable-channel command
338 2012-11-02 lttng-tools 2.1.0-rc6
339 * Tests: Add filtering tests for uncovered cases
340 * Fix: Sync issue when deleting a data stream
341 * Rename data_available to data_pending
342 * Fix: consumer health state
343 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
344 * Fix: Bad return error code handling
345 * Fix: Use after free() of the rundir string
346 * Fix: Cleanup UST app session on ustctl create session error
347 * Fix: add missing pthread_join in sessiond
348 * Fix: free running directory string
349 * Fix: UST app clean list node usage
350 * Add liblttng-ctl destructor to cleanup memory
351 * Fix: Cleanup URIs on teardown
352 * Fix: relayd memleaks
353 * Fix: Memory leaks of allocated URIs
354 * Fix: consumer output memory leak on creation
355 * Fix: missing addrlen initialization before accept(2)
356 * Fix: relayd trace file padding memleak
357 * Fix: Remove useless consumer subdir string concatenation
358 * Fix: lttng create allocated path memleak
359 * Fix: Cppcheck memleakOnRealloc mistake
360 * Fix: Synchronization issue for data available command
361 * Fix: consumer relayd cleanup on disconnect
362 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
363 * Fix: Possible memory leaks when creating filter IR root node
364 * Fix: Delete stream on write error in consumer
365 * Fix: Error handling when sending relayd sockets to consumer
366 * Add stream lock comment for nesting
367 * Fix: Mutex and RCU lock nesting in consumer
368 * Fix: Uninitialized ret code
369 * Fix: Remove bad condition and fix overflow issue
370 * Fix: consumerd pthread error flow
371 * Fix: Set a single return point and mutex unlock
372 * Fix: Remove useless NULL and zero assignment
373 * Fix: segfault on create session with two URLs
375 2012-10-22 lttng-tools 2.1.0-rc5
376 * Fix: Remove network stream ID ABI calls
377 * Tests: Add filtering tests
378 * Wait for data availability when stopping a session
379 * Relayd data available command support
380 * Lib lttng-ctl data available command support
381 * Consumer daemon data available command support
382 * Add data structure for the data available command
383 * Change the metadata hash table node
384 * Make stream hash tables global to the consumer
385 * Move add data stream to the data thread
386 * Rename consumer threads and spawn them in daemon
387 * Fix: relayd close stream command was not working
388 * Fix: Relayd and consumerd socket leaks
389 * Fix: Missing -ENODATA handling in the consumer
390 * Fix: Empty metadata buffer(s) on HUP|ERR
391 * ABI with support for compat 32/64 bits
392 * Fix: Stream allocation and insertion consistency
393 * Fix: output number of bytes written by relayd
394 * Add hash table argument to helper functions
395 * Fix: Add missing call rcu and read side lock
396 * Tests: Fix LD_PRELOAD library lookup path for health tests
397 * Fix: Add arbitrary wait period for kernel streaming test
398 * Fix coding style and add/change debug statements
399 * Fix: Build out of src tree
400 * Tests: Add health check tests to configure
401 * Tests: Add health check thread stall test
402 * Tests: Add health check thread exit test
403 * Tests: Add a health check utility program
404 * Add testpoints in lttng-sessiond for each threads
405 * New testpoint mechanism to instrument binaries for testing
406 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
407 * Fix: Metadata stream leak when received in consumer
408 * Fix: consumer_allocate_stream error handling
409 * Fix: consumer should await for initial streams
410 * Fix: Missing rcu read side lock in consumer
412 2012-09-26 lttng-tools 2.1.0-rc4
413 * Fix: Change sempahore to pthread conditions
414 * Fix: relayd relay_send_version: handle sscanf return code
415 * Fix relayd: NULL ptr deref
416 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
417 * Tests: add print bytecode to filter grammar test
418 * Cleanup: assign values to bytecode opcodes
419 * Fix: Filter: Fix allocation length error
420 * Fix: Filter: add missing ast free
421 * Tests: Add high throughput with bandwidth limits test
422 * Fix: Returned code when listing kernel channel
423 * Tests: Rename helper functions to have consistent names
424 * Tests: Cleanup redundant code and use printing helper functions
425 * Tests: Add helper functions for printing status and banner
426 * Tests: Add a check for color support when printing status
427 * Fix: Lib lttng-ctl on error returns lttng code
428 * Fix: lttng_set_event_filter() was returning bad error code
429 * Fix: printing [no write] on lttng list -uf
430 * Fix: Disable event on filter error with lttng
431 * Fix: Wrong returned error code on UST enable event
432 * Add consumer commands to lttng.1 man page
433 * Add lttng_health_check(3) man page
434 * Fix: Remove LPOLLNVAL from consumer metadata revents
435 * Fix: Mismatch of field name between ust and tools
436 * Add the written value when listing fields
437 * Fix: Consumer return value check after mmap/splice
438 * Don't send the subbuffer padding for streaming
439 * Fix: Returned error code in consumer on read buffer
441 2012-09-12 lttng-tools 2.1.0-rc3
442 * Fix: Relayd fix ret value when adding a connection
443 * Add new thread in consumer for metadata handling
444 * Fix: consumer recv command error path
445 * Fix filter: fix recent regressions
446 * Update lttng-ust-abi.h from upstream lttng-ust
447 * Fix: Accept bytecode of length 65536 bytes
448 * Fix: Generation of bytecode longer than 32768 bytes fails
449 * Fix: Filter bytecode alloc buffer size must be a power of 2
450 * Add lttng-ctl SWIG python bindings
451 * Add C++ support to API header files
452 * Librarify filter in liblttng-ctl and hide symbols
453 * Set hidden visibility for calls used in lttng-ctl
454 * Notify the user if a filter is already enabled
455 * Install lttng-error.h and include it in lttng.h
456 * Add lttng-error.h containing every API err. code
457 * Fix: missing hostname context
459 2012-08-22 lttng-tools 2.1.0-rc2
460 * Fix: put back 2.0 output text for lttng create cmd
461 * Fix: remove set subdir call that uses bad ptr
462 * Filter: Handle the unary bitwise not operator (~) with an unsupported
463 * Fix: missing mutex unlock on register consumer err
464 * Remove underscore from ifndef of lttng.h
465 * Remove unused define in lttng.h
466 * Standardize lttng command line usage text
467 * Merge duplicate code in consumer for destroy relayd
468 * Merge duplicate code in consumer for add relayd
469 * Fix: Possible buffer overflows in strncat() usage
470 * Move code out of main.c and fix some issues
472 2012-08-17 lttng-tools 2.1.0-rc1
473 * Feature: Network Streaming
474 * Add the lttng-relayd binary for network streaming
475 * Support user space tracer filtering
478 2012-04-19 lttng-tools 2.0.1
479 * Fix: test script for kernel module validation
480 * Fix: report error to client on consumerd error
481 * Fix: add missing ht_destroy at consumer teardown
482 * Fix: consumer fd recv thread should write into non-blocking pipe
483 * Fix: work-around glibc __nptl_setxid vs clone hang
484 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
485 * Fix consumer lttng_consumer_poll_socket poll revents check bug
486 * Fix: increase consumer open files limit
487 * Update README: document dep on modprobe for kernel tracing
488 * Fix: wait for sessiond to stop in tests
489 * Fix: remove unused return variable
490 * Don't report back error on syscalls fail for -a -k
491 * Fix: destroy context hash table being NULL
492 * Fix: make lttng expand path for trace output opt
493 * Fix: return value signedness
494 * Fix: man page environment variable name error
495 * Fix: check return value on getenv USER
497 2012-03-20 lttng-tools 2.0.0
498 * Fist STABLE version
499 * Add version name: Annedd'ale
501 2012-03-20 lttng-tools 2.0.0-rc4
502 * Fix: add small detail to enable-channel man page
503 * Fix: warned of arbitrary time for ust-nprocesses test
504 * Fix. add limitation to man page
505 * Fix: minor changes to lttng.1
506 * Fix: add exit values to lttng.1 man page
507 * Fix: add delay before validating apps in test nproc
508 * Fix: error handling in lttng enable-event
509 * Fix: document structure init. to 0 in lttng.h
510 * Fix: uninitialized variable
511 * Keep track of FD used for UST applications (v2)
512 * Fix: lttng view, error message and exit code
513 * Small fixes to lttng man pages (v2)
514 * Fix: handle EINTR for sendmsg syscall
515 * Fix: lttng UI exit value and error message
516 * Fix: session lock use after free
517 * Fix kernel_list_events memleaks
518 * Fix debug message use uninitialized variable
519 * Fix: trace_ust_destroy_metadata should check for NULL pointer
520 * Fix: various memleaks
521 * Fix: hash table allocation out of order on error
522 * fix: lttng_ht_destroy memleak
524 2012-03-16 lttng-tools 2.0.0-rc3
525 * Fix: missing headers for make dist
526 * Fix: install lttng-consumerd in lib/lttng/libexec/
527 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
528 * Fix: consumer CPU hotplug support
529 * Fix: double PID registration race
530 * Make libcompat independent not to confuse automake
531 * Clarify the license of lttng-ust-abi.h
532 * Fix: License header
533 * Fix: wrong return value on consumer socket creation
534 * Fix: test for UST invalid channel parameters at channel creation
535 * Fix: recvmsg should handle EINTR
536 * Fix: error.h non-static variables for liblttng-ctl
537 * Fix: missing _GNU_SOURCE define
538 * Fix: improve need root for kernel tracing error message
539 * Fix: start/stop lttng message error
541 2012-03-02 lttng-tools 2.0.0-rc2
542 * Fix: meaningful error message
543 * Fix: UST consumer need to iterate on streams, just change their key
544 * Fix: add missing rcu read lock across RCU HT iteration
545 * Fix: kernel session closes fd 0 after create
546 * Fix: sendmsg EPIPE should be quiet by default (expected)
547 * Fix: thread_registration_apps should set its local sock to -1 when passing it
548 * Fix: clock -> sock typo
549 * Fix: consumer race: should allow reuse of FD key
550 * Fix: Use PERROR all across lttng-tools, never make it quiet
551 * Fix: test all close return values in sessiond
552 * Fix: All perror turned into PERROR to show file and line number
553 * Fix: large audit of close() use in sessiond main.c
554 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
555 * Fix: incorrect close of fd 0 for syscall kernel event destroy
556 * Fix: sessiond has incorrect missing 0 value in FD check
557 * Fix: sessiond app listening: use posix-compliant poll flags
558 * Fix: consumer printf type should match ssize_t (%zd)
559 * Fix: make ust consumer posix compliant for poll flags
560 * Fix security permission on lttng run directory
561 * Fix: Display right loglevel_type in error message
562 * Fix documentation in lttng.h
563 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
564 * Fix: restart consumerd and sessiond when interrupted in poll()
565 * Fix: handling bad channel when sending to consumer
566 * Fix useless variable
567 * Fix add-context returned error
568 * fix: add missing break in command handling
569 * fix: command handling: do not check domain for commands not requiring domain
570 * fix: if tracing group does not exist, do not report a client error
571 * Fix: run_as error handling
572 * Fix usage note on -a
573 * Revert FreeBSD compatibility layer
574 * Fix: documented number of subbuffers is incorrect
575 * Document that num-subbuf and subbuf-size need to be power of 2
576 * Merge branch 'master' of git://git.lttng.org/lttng-tools
578 2012-02-20 lttng-tools 2.0.0-rc1
579 * Fix lttcomm_close_unix_sock to actually close the socket
580 * lttng-sessiond: Set group permissions explicitly
582 2012-02-16 lttng-tools 2.0-pre23
583 * configure.ac: Fix consumerd64-libdir typo
584 * Fix existing session daemon check
585 * Fix missing session locks
586 * Fix return value on ust app session create
587 * Fix double start/stop trace
588 * Fix ust app session started state on start trace
589 * modprobe statedump, signal and timer lttng module
590 * Fix hyphens in man pages
592 2012-02-14 lttng-tools 2.0-pre22
593 * Add the bash-completion file to the dist tarball
594 * Add the LICENSE file too
595 * Package used for the Ubuntu LTS (feature freeze)
597 2012-02-13 lttng-tools 2.0-pre21
598 * Fix licensing for hashtable/utils.c
599 * Print loglevel value in list -u
600 * Remove "<all> from MSG() when no loglevel is selected
601 * Initial import of man lttng.1 and lttng-sessiond.8
602 * Fix memory leak master
604 2012-02-09 lttng-tools 2.0-pre20
605 * New lttng view command
606 * Multiple loglevel fixes
608 * Fix session syscall listing
609 * Multiple fixes across the code base
611 2012-02-02 lttng-tools 2.0-pre19
612 * Update lttng ust ABI/API copy
613 * Implement UST calibrate and change default
614 * Add MSG_WAITALL to recvmsg of sessiond-comm
615 * Check kernel version for tests
616 * Add a '--list-options' option to each command.
617 * First import of extras/ with lttng bash completion
618 * Remove default defines from lttng.h
619 * Fix lttng sessiond spawn wait race
620 * Add CMD_WARNING error code
621 * Fix context mapping for UST and kernel
622 * Add kernel work-around for boot_id
623 * Rewrites lttng-ctl's set_session_daemon_path
624 * Fix memory lean in all lttng cli commands
625 * Update loglevel ABI
626 * Add padding to all ABIs for future development.
627 * Improve error handling of lttng cli
628 * Multiple fixes across the code base (nothing critical)
630 2012-01-23 lttng-tools 2.0-pre18
631 * Complete change of the source directory tree
632 * Move compat to common and create an internal lib
633 * Rename lttngerr.h to error.h
634 * Add kernel module version validation
635 * Add UST version validation
636 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
637 * Fix off-by-one and double list size instead of steady increment
639 2012-01-19 lttng-tools 2.0-pre17
640 * Add and support the new hash table library
641 * Add lttng hash table support to liblttng-consumer
642 * RCU support for consumer's hash tables
643 * UST consumer close shm fd after mapping it
644 * Remove CLONE_VM flag for runas making gdb debugging impossible
645 * Make MSG() print on stdout instead of stderr
646 * Don't init kernel tracer if not root (UID=0)
647 * Multiple fixes found when reaching max. number of open files
649 * Multiple segfaults and assert error fixed
651 2011-12-23 lttng-tools 2.0-pre16
652 * Per-user lttng-sessiond now fully functionnal
653 * Fix nested double usage of hashtable iterators
654 * Support creds passing between lttng and sessiond
655 * Rename sessiond internal "uid" fields to "id"
656 * Create all trace directories and files with client user credentials
657 * Create output directory at session creation command
658 * Only allow the user or group owning the session (or root) to control a session
659 * Add disable kernel tracing option to sessiond
661 2011-12-13 lttng-tools 2.0-pre15
662 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
663 * UST consumer 32/64 bit support
665 * Multiple segfault, race and double lock fixes
666 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
667 * UST loglevel support
668 * ABIs now support 256 char event names
669 * Dependency on libpopt >= 1.13
670 * Dependency on URCU >= 0.6.7
671 * Rename kernel-ctl.c/.h to kernel.c/.h
672 * Change malloc to zmalloc in lttng-sessiond code
673 * RCU hashtable support for all UST data structure
674 * New libconsumer for UST, kernel and one generic
675 * Change "--all" option from lttng command line
676 * Remove function entry option to discourage its use
678 2011-09-30 lttng-tools 2.0-pre14
679 * Syscall tracing support
680 * Multiple bug fixes (nothing critical)
681 * Add userspace RCU hash table to tree for dev
683 * Fix epoll that did not handle EINTR
684 * Liburcu >= 0.6.5 is needed from this release
685 * Enabling all events also enable syscall tracing
686 * Debug messages are now on stderr
687 * Add basic data structure for UST support but not ready yet.
689 2011-08-25 lttng-tools 2.0-pre13
690 * Memory leaks fixes and double lock list
691 * Add UST registration with sychronisation
692 * Use poll/epoll compatibility layer for the sessiond
693 * Major code cleanup of ltt-sessiond/main.c
694 * Increase listen() connexion limit
695 * Fix bad enable-channel command
696 * Rename trace.c/.h to trace-kernel
697 * Multiple fixes on the poll management with the new epoll API
699 2011-08-25 lttng-tools 2.0-pre12
701 * Fix kconsumerd handling custom channel output
702 * Add lttng_register_consumer to register a custom consumer
703 * Add multiples tests of the session daemon
704 * Default kernel channel size/number changed
705 * Support for UST application registration
706 * Import LTTng UST 2.0 ABI
707 * Send data to kconsumerd before tracing start
708 * Export API of lib kernel consumer (liblttngkconsumerd)
710 2011-08-12 lttng-tools 2.0-pre11
711 * New lttng API using the lttng_handle
712 * Multiple fixes of kernel consumer
713 * Register the consuming function and add a library context
714 * Kernel consumer fix mmap/munmap
715 * lttng-sessiond-comm header has been privatize
716 * Kernel traces are written in the kernel/ directory
717 * Add underscore to enable-channel command options
719 2011-07-29 lttng-tools 2.0-pre6
720 * Fix enable multiple events
721 * Add function entry feature
723 2011-07-28 lttng-tools 2.0-pre5
724 * Fix Add context command
725 * Fix auto session path creation
726 * Fix bad strncmp at channel creation
728 2011-07-23 lttng-tools 2.0-pre4
729 * Fix kprobe attributes
730 * Fix channel creation when not found at event enable
731 * Add safe list iteration
732 * Add two tests into the git tree
733 * Kernel consumer can be put in debug mode with -vv
734 * Trace path is now created on the client side
736 2011-07-23 lttng-tools 2.0-pre3
737 * Fix perf hw cache counter config values
739 2011-07-22 lttng-tools 2.0-pre2
741 * New add-context options for perf counter and context
742 * Using the install bin path from autotool for execl() call
743 * Update quickstart guide
745 2011-07-20 lttng-tools 2.0-pre1
746 * First prerelease of lttng-tools.
747 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1