Version 2.3.0-rc1
[lttng-tools.git] / ChangeLog
1 2013-07-17 lttng-tools 2.3.0-rc1
2 * Fix: add missing snapshot header to dist tarball
3 * Documentation: fix thread quit pipe comment
4 * Test for presence of bison and flex when building from git
5 * Test UST snapshot with large metadata
6 * Add test application with large metadata
7 * Cleanup: remove redundant assignment
8 * Fix: use per-uid buffer registry for UID buffer snapshots
9 * cmd.c: fix typos in snapshot commands
10 * Test snapshot per-uid post-mortem
11 * Remove leftover fprintf
12 * Fix deadlock: don't take channel lock in timer
13 * Introduce channel timer lock
14 * document lttng_ustconsumer_request_metadata locking constraints
15 * consumer: remove unused lttng_ustconsumer_push_metadata
16 * Document metadata_socket_lock nesting
17 * lttng_ustconsumer_recv_metadata does not need all those locks
18 * document metadata_switch_timer() deadlock
19 * Fix: add missing metadata socket lock
20 * document metadata_switch_timer() locking constraints
21 * consumer: remove timeout for UST metadata
22 * Introduce pipe for UST metadata cache and stream
23 * consumer: replace DBG2() instances by DBG()
24 * Introduce utils_create_pipe_cloexec_nonblock()
25 * ust consumer: data_pending check is endpoint active
26 * Fix: kernel consumer: data_pending check if endpoint active
27 * consumer: explicitly set endpoint status to active at init
28 * document consumer_metadata_cache_flushed use of consumer_data.lock
29 * consumer: introduce channel lock
30 * Merge branch 'master' of git://git.lttng.org/lttng-tools
31 * Fix: update lttng snapshot help output
32 * Man: fix part of snapshot documentation
33 * Fix: set tracefile size test with PID buffers
34 * Fix: Babelstats fail to parse output with no process name or pid
35 * Missing NULL pointer init in tap.c
36 * Fix: Unchecked asprintf/vasprintf return values
37 * Add snapshots test to fast regression
38 * Fix: kernel data unit test
39 * Fix: snapshot returned valid LTTNG_ERR code
40 * Add the number of snapshot taken to the output path
41 * Fix: RCU read side lock unbalanced
42 * Fix: zeroed snapshot output at init
43 * Support del-output with an output name
44 * Update man page with snapshot command
45 * New UST default buffers is now per UID
46 * Bump UST ABI major version for 2.3 release
47 * Add snapshot mode to lttng list session
48 * Fix: support temporary snapshot max size and name
49 * Support snapshot max-size limitation
50 * Tests: per-UID UST snapshot
51 * Fix: snapshot support for UST and kernel in same session
52 * Implement lttng create --snapshot command
53 * Add create session snapshot API in lttng-sessiond
54 * Add snapshot output init call that uses URIs
55 * Fix: consumer err_sock cloexec
56 * Callsite: add "ip" context
57 * Fix: possible consumer sockets double close on cleanup
58 * Automatically load kvm-x86 and kvm-x86-mmu probes.
59 * Fix: consumer: use uint64_t for all sessiond_id
60 * Fix: add gpl and lgpl files to tarball
61 * Fix: don't install libtap system wide
62 * Fix: close consumer sockets in sessiond cleanup
63 * Fix: set globally visible flag to kernel stream
64 * Fix: lttng: memory leak in snapshot record command
65 * Fix: kernel-consumer: double-close
66 * Fix: consumer: incorrect size zmalloc
67 * Fix: don't try to send stream to relayd if not in streaming
68 * Fix: relayd refcount updates for stream
69 * Fix: don't send error to sessiond on orderly shutdown
70 * Fix: bad pathname used when sending kernel stream to relayd
71 * Fix: add globally visible flag in stream
72 * Fix: destroy metadata stream on setup metadata error path
73 * Fix: send kernel stream to relayd only if needed
74 * Fix: destroy streams for kernel snapshot sessions as well
75 * Fix: close and destroy metadata stream after a kernel snapshot
76 * Fix: print errno message on connect() error
77 * Fix: possible double-close on stream out_fd
78 * Fix: session ID signess to uin64_t in sessiond
79 * Tests: fix validation trace path in kernel snapshot
80 * Tests: Add UST snapshot local and streaming
81 * Add UST snapshot support
82 * Fix: consumer_add_relayd_socket() report errors to sessiond
83 * Fix: add missing enum lttcomm_return_code entries
84 * Fix: UST per-UID channels persist across application teardown
85 * Fix: kernel snapshot metadata handling and error paths
86 * Fix: coding style and debug statement
87 * Fix: put subbuffer back in kernel snapshot error path
88 * Fix: overflow in uri_to_str_url
89 * Fix: detect the correct version of LTTng-UST
90 * Fix: sessiond: use uint64_t for all session ids
91 * Tests: add kernel snapshot streaming to root regression
92 * Tests: remove debug output from test
93 * Tests: Add kernel snapshot streaming
94 * Fix: use snapshot consumer output for kernel
95 * Fix: periodical flush check trace before stop
96 * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
97 * Fix UST channel/stream output assignation
98 * Fix: send per-pid session id in channel creation
99 * Fix: consumer double-close on error
100 * Update URCU detection to correctly check for a 0.7 version
101 * Fix: snapshot path
102 * Add utils function to format current time as a string
103 * Fix: set hidden attribute to utils_* calls
104 * Fix: consumer handling of metadata for relayd
105 * Add kernel snapshot support
106 * Support flight recorder mode for a session
107 * Implement snapshot commands in lttng-sessiond
108 * Add snapshot command to lttng UI
109 * Initial import of the snapshot ABI/API in lttng-ctl
110 * Use the consumer stream API in consumer_del_stream()
111 * Add consumer-stream.c/.h in libconsumer
112 * Move multiple URLs parsing fct from lttng-ctl to uri.c
113 * Add a lttng-ctl header to facilitate code separation
114
115 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
116 * STABLE VERSION
117 * Fix: if relayd is unreachable, disable consumer for the session
118 * Fix: possible infinite loop in disable ust event
119 * Fix: don't enable a channel if a session was already started
120 * Fix: bad type for the relayd id
121 * Fix: add debug statement in kernel flush metadata
122 * Fix: destroy default created channel if add-context fails
123 * Fix: clarify tracefile size/count in lttng.1 man
124 * Fix: don't stop a session that was not previously started
125 * Fix: update lttng.1 man page
126 * Fix: bad protocol flow between sessiond and consumerd
127 * Fix: kernel memory leak in error path
128
129 2013-06-20 lttng-tools 2.2.0-rc3
130 * Multiple memory and fd leak fixes in sessiond and consumerd
131 * Test: stress test added to the repository but not in make check
132 * Using LTTNG_HOME environment variable if exists, with fallback to HOME
133 * Implement health check for app registration dispatch
134 * Implement health check for app notification thread
135 * Revert "Improve channel listing output format"
136 * Fix: use lttng pipe to send new stream to thread
137 * Change consumer_metadata_pipe to be a lttng_pipe
138 * Change consumer_data_pipe to be a lttng_pipe
139 * Add wrappers for pipe
140 * Add --version command-line option to lttng.
141 * Add --with-lttng-ust-prefix config option.
142 * Fixes from coverity scan.
143 * Stability fixes
144 * RCU hash table are now destroyed in a seperate thread in sessiond
145
146 2013-05-09 lttng-tools 2.2.0-rc2
147 * Fix: split UST per UID/PID default values
148 * Fix: don't start the relayd with a wrong --output dir
149 * Fix: Erroneous automatic session name when streaming
150 * Fix: wrong data port when listing session's URI
151 * Fix: don't create a channel on an enable channel
152 * Tests: Add missing test_utils_parse_size_suffix to unit tests
153 * Fix: print lttng strerror on enable event with filter
154 * Fix: change relayd protocol version to 2.2
155 * Fix: reset current size for tracefile rotation
156 * Fix: remove extra -I for python bindings
157 * lttng UI: round up trace file size to subbuf size if needed
158 * Fix lttng UI: fix arg parsing, round size to next power of two
159 * Fix: check errors in lttng command argument values
160 * Implement get_count_order in lttng utils
161 * lttng cli: Accept human readable sizes for --subbuf-size
162 * Unit tests: don't rebuild units under test
163 * Fix: consumerd metadata channel/cache/timer races
164 * Fix: consumerd channel destroy race
165 * Cleanup: document RCU read-side lock better
166 * consumer relayd interaction: fix segfaults
167 * Fix: change order of fd get to fix error path
168 * Fix: fd leak when creating UST metadata channel
169 * Fix: fd leak on error
170 * Fix consumerd fd leak
171 * Fix RCU-related hangs: incorrect lttng_ht_destroy use
172 * rculfhash: check for callers from RCU read-side C.S.
173 * Fix: don't call hash table destroy under rcu read-side c.s.
174 * Documentation: import updated comments from urcu
175 * Fix: segfault in buffer_reg_channel_destroy()
176 * Fix: add missing goto error in UST consumer
177 * Fix: no need to use run_as_open in the relayd
178 * Fix: typo in enable-channel man and help
179 * Fix: add some missing hidden attribute
180 * Fix: per-uid buffers should only be flushed once on stop
181 * Cleanup: Use own mutex within timer setup/teardown
182 * Fix: channel management thread should hold a refcount
183 * Fix: move metadata cache setup before ownership passing
184 * Fix: consumer metadata switch timer error handling
185 * Fix: set ptr to NULL to suppress old gcc warnings
186 * Fix: linking order of libraries
187 * Fix: multiple type mismatch in debug statement
188 * Fix: remove mention of trace directory layout in quickstart doc
189 * Fix: remove unused path variables from session obj
190 * Fix: update lttng.1 man and enable-channel help with read timer size
191 * Fix: use channel per domain default values
192 * Fix: typos in the code base
193 * Fix: deny multiple event types with enable-event
194 * Fix: deny the same port for data and control URL
195 * Fix: reset consumer destination when changing URIs
196 * Fix: don't allow different control and data destination
197 * Fix: typos in error strings
198 * Improve channel listing output format
199 * Fix: enable-channel accepts mismatched option
200 * Fix: validate buffer type for UST channel creation
201
202 2013-03-28 lttng-tools 2.2.0-rc1
203 * Add UST per UID buffers support
204 * UST metadata generation are created on the sessiond side
205 * Move LTTng-UST buffer ownership from application to consumer
206 * Add a UST registry of events and channel in the sessiond
207 * UST periodical metadata flush
208 * Refactor tests to use prove and tap
209 * Support for trace file rotation for the relayd and on disk
210 * Support per-context filtering
211 * Add channel wakeup fd to monitor close
212 * Deprecate enable/disable-consumer
213 * Multiple fixes and memory leak fix.
214
215 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
216 * STABLE VERSION 2.1.0-stable - "Basse Messe"
217 * Multiple minor fixes
218 * Multiple memory and fd leaks
219 * Fix: Off by one in seq num for data pending command
220 * Fix: flag metadata stream on quiescent control cmd
221 * Fix: prioritize control socket communication in relayd
222 * Fix: poll and epoll fd set reallocation
223 * Fix: add missing goto pending if data is inflight
224 * Fix: remove ua_sess->started assert on stop trace
225 * Set classes of traffic in high_throughput_limit
226 * Fix: use the poll wait ret value when iterating on fd(s)
227 * Fix: force the poll() return value to be nb_fd
228 * Fix: Wrong check of node when cleaning up ht
229 * Fix: set started flag of ust app after ustctl
230 * Fix: memory leak in add relayd socket error path
231 * Fix: add packed attribute to filter structure
232 * Fix: Add missing health code update for consumer command
233 * Add LTTNG_PACKED macro
234 * Fix data pending for inflight streaming
235 * Map session id of relayd and sessiond in consumer
236 * Add the relayd create session command
237 * Make the consumer sends a ACK after each command
238 * Remove MSG_WAITALL on every recvmsg() socket typ
239 * Fix: Add missing relayd ht cleanup and ht destroy
240 * Fix: Relayd and sessiond version check
241 * Fix: protect consumer_find_channel with rcu locking
242 * Fix: don't steal key when adding a metadata stream
243 * Consumer hold stream mutex for add stream
244
245 2012-12-03 lttng-tools 2.1.0-rc9
246 * Fix: set the stream ht static in consumer file
247 * Update sessiond man page with new env var
248 * Update lttng.1 man page
249 * Fix: enable-consumer for all domains missing dir
250 * Fix: Add missing fct prototypes when disabling UST
251 * Fix a typo in lttng-probe-module name
252 * Assign values to enum lttcomm_sessiond_command
253 * Fix: run health test only if root
254 * Clarify empty string/NULL filter errors
255 * Fix: add missing padding for UST filter
256
257 2012-11-22 lttng-tools 2.1.0-rc8
258 * Fix: Uninit. variable in lttng view
259 * Add already enabled UST event error code
260 * lttng.h API update: set filter becomes enable event with filter
261 * Change the UST event hash table match function
262 * Pass lttng_event struct to the set_filter API call
263 * Adding context to an event is no longer possible
264 * Add UST overlap tests
265 * Add filter sequence number to UST
266 * Fix: Typo from a previous patch in an assert()
267 * Fix: Warn if session is running with lttng view
268 * Fix: Add bash requirement to README for make check
269 * Fix: add the notion of domain to lttng.1 man page
270 * Enable additional kernel probes
271 * Update CodingStyle
272 * Use the new functions for default subbuf sizes
273 * Add default subbuf sizes getter functions
274 * Add max() and min() macro in common
275
276 2012-11-13 lttng-tools 2.1.0-rc7
277 * Fix: Add pointer check when freeing poll events
278 * Fix: FD leak on thread error
279 * Fix: Wrong fd used by kernel_wait_quiescent
280 * Support new lttng-ust error code
281 * Fix: Don't set filter if enable event fails
282 * Fix: Wrong data port when listing session
283 * Fix: Enable event after start command
284 * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
285 * Add a timeout to UST application socket
286 * Fix: Consumerd error socket connect race
287 * Fix: Set CLOEXEC flag on every created sockets
288 * Remove consumer poll timeout in data thread
289 * Fix: RCU hash table seed
290 * Fix: Do not install health tests helper libraries
291 * Fix: Create default channel on add-context if none
292 * Support new liblttng-ust-ctl error code
293 * Fix: Add EPIPE error handling on buffer splice
294 * Fix: Channel creation error return code was not set
295 * Fix: Wrong poll events on UST application socket
296 * Fix: Remove dependency to urcu-cds in tools tests
297 * Fix: Missing librt dependency in configure check for lttng-ust-ctl
298 * Fix: Don't append datetime to default session name
299 * Fix: Deny session creation name 'auto'
300 * Fix: Add space for stream name CPU number
301 * Fix: Add output option to enable-channel command
302
303 2012-11-02 lttng-tools 2.1.0-rc6
304 * Tests: Add filtering tests for uncovered cases
305 * Fix: Sync issue when deleting a data stream
306 * Rename data_available to data_pending
307 * Fix: consumer health state
308 * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
309 * Fix: Bad return error code handling
310 * Fix: Use after free() of the rundir string
311 * Fix: Cleanup UST app session on ustctl create session error
312 * Fix: add missing pthread_join in sessiond
313 * Fix: free running directory string
314 * Fix: UST app clean list node usage
315 * Add liblttng-ctl destructor to cleanup memory
316 * Fix: Cleanup URIs on teardown
317 * Fix: relayd memleaks
318 * Fix: Memory leaks of allocated URIs
319 * Fix: consumer output memory leak on creation
320 * Fix: missing addrlen initialization before accept(2)
321 * Fix: relayd trace file padding memleak
322 * Fix: Remove useless consumer subdir string concatenation
323 * Fix: lttng create allocated path memleak
324 * Fix: Cppcheck memleakOnRealloc mistake
325 * Fix: Synchronization issue for data available command
326 * Fix: consumer relayd cleanup on disconnect
327 * Fix: Handle the unary bitwise negation operator (~) in the XML printer
328 * Fix: Possible memory leaks when creating filter IR root node
329 * Fix: Delete stream on write error in consumer
330 * Fix: Error handling when sending relayd sockets to consumer
331 * Add stream lock comment for nesting
332 * Fix: Mutex and RCU lock nesting in consumer
333 * Fix: Uninitialized ret code
334 * Fix: Remove bad condition and fix overflow issue
335 * Fix: consumerd pthread error flow
336 * Fix: Set a single return point and mutex unlock
337 * Fix: Remove useless NULL and zero assignment
338 * Fix: segfault on create session with two URLs
339
340 2012-10-22 lttng-tools 2.1.0-rc5
341 * Fix: Remove network stream ID ABI calls
342 * Tests: Add filtering tests
343 * Wait for data availability when stopping a session
344 * Relayd data available command support
345 * Lib lttng-ctl data available command support
346 * Consumer daemon data available command support
347 * Add data structure for the data available command
348 * Change the metadata hash table node
349 * Make stream hash tables global to the consumer
350 * Move add data stream to the data thread
351 * Rename consumer threads and spawn them in daemon
352 * Fix: relayd close stream command was not working
353 * Fix: Relayd and consumerd socket leaks
354 * Fix: Missing -ENODATA handling in the consumer
355 * Fix: Empty metadata buffer(s) on HUP|ERR
356 * ABI with support for compat 32/64 bits
357 * Fix: Stream allocation and insertion consistency
358 * Fix: output number of bytes written by relayd
359 * Add hash table argument to helper functions
360 * Fix: Add missing call rcu and read side lock
361 * Tests: Fix LD_PRELOAD library lookup path for health tests
362 * Fix: Add arbitrary wait period for kernel streaming test
363 * Fix coding style and add/change debug statements
364 * Fix: Build out of src tree
365 * Tests: Add health check tests to configure
366 * Tests: Add health check thread stall test
367 * Tests: Add health check thread exit test
368 * Tests: Add a health check utility program
369 * Add testpoints in lttng-sessiond for each threads
370 * New testpoint mechanism to instrument binaries for testing
371 * Fix: off-by-one in comm proto between lttng-ctl and sessiond
372 * Fix: Metadata stream leak when received in consumer
373 * Fix: consumer_allocate_stream error handling
374 * Fix: consumer should await for initial streams
375 * Fix: Missing rcu read side lock in consumer
376
377 2012-09-26 lttng-tools 2.1.0-rc4
378 * Fix: Change sempahore to pthread conditions
379 * Fix: relayd relay_send_version: handle sscanf return code
380 * Fix relayd: NULL ptr deref
381 * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
382 * Tests: add print bytecode to filter grammar test
383 * Cleanup: assign values to bytecode opcodes
384 * Fix: Filter: Fix allocation length error
385 * Fix: Filter: add missing ast free
386 * Tests: Add high throughput with bandwidth limits test
387 * Fix: Returned code when listing kernel channel
388 * Tests: Rename helper functions to have consistent names
389 * Tests: Cleanup redundant code and use printing helper functions
390 * Tests: Add helper functions for printing status and banner
391 * Tests: Add a check for color support when printing status
392 * Fix: Lib lttng-ctl on error returns lttng code
393 * Fix: lttng_set_event_filter() was returning bad error code
394 * Fix: printing [no write] on lttng list -uf
395 * Fix: Disable event on filter error with lttng
396 * Fix: Wrong returned error code on UST enable event
397 * Add consumer commands to lttng.1 man page
398 * Add lttng_health_check(3) man page
399 * Fix: Remove LPOLLNVAL from consumer metadata revents
400 * Fix: Mismatch of field name between ust and tools
401 * Add the written value when listing fields
402 * Fix: Consumer return value check after mmap/splice
403 * Don't send the subbuffer padding for streaming
404 * Fix: Returned error code in consumer on read buffer
405
406 2012-09-12 lttng-tools 2.1.0-rc3
407 * Fix: Relayd fix ret value when adding a connection
408 * Add new thread in consumer for metadata handling
409 * Fix: consumer recv command error path
410 * Fix filter: fix recent regressions
411 * Update lttng-ust-abi.h from upstream lttng-ust
412 * Fix: Accept bytecode of length 65536 bytes
413 * Fix: Generation of bytecode longer than 32768 bytes fails
414 * Fix: Filter bytecode alloc buffer size must be a power of 2
415 * Add lttng-ctl SWIG python bindings
416 * Add C++ support to API header files
417 * Librarify filter in liblttng-ctl and hide symbols
418 * Set hidden visibility for calls used in lttng-ctl
419 * Notify the user if a filter is already enabled
420 * Install lttng-error.h and include it in lttng.h
421 * Add lttng-error.h containing every API err. code
422 * Fix: missing hostname context
423
424 2012-08-22 lttng-tools 2.1.0-rc2
425 * Fix: put back 2.0 output text for lttng create cmd
426 * Fix: remove set subdir call that uses bad ptr
427 * Filter: Handle the unary bitwise not operator (~) with an unsupported
428 * Fix: missing mutex unlock on register consumer err
429 * Remove underscore from ifndef of lttng.h
430 * Remove unused define in lttng.h
431 * Standardize lttng command line usage text
432 * Merge duplicate code in consumer for destroy relayd
433 * Merge duplicate code in consumer for add relayd
434 * Fix: Possible buffer overflows in strncat() usage
435 * Move code out of main.c and fix some issues
436
437 2012-08-17 lttng-tools 2.1.0-rc1
438 * Feature: Network Streaming
439 * Add the lttng-relayd binary for network streaming
440 * Support user space tracer filtering
441 * Multiple fixes
442
443 2012-04-19 lttng-tools 2.0.1
444 * Fix: test script for kernel module validation
445 * Fix: report error to client on consumerd error
446 * Fix: add missing ht_destroy at consumer teardown
447 * Fix: consumer fd recv thread should write into non-blocking pipe
448 * Fix: work-around glibc __nptl_setxid vs clone hang
449 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
450 * Fix consumer lttng_consumer_poll_socket poll revents check bug
451 * Fix: increase consumer open files limit
452 * Update README: document dep on modprobe for kernel tracing
453 * Fix: wait for sessiond to stop in tests
454 * Fix: remove unused return variable
455 * Don't report back error on syscalls fail for -a -k
456 * Fix: destroy context hash table being NULL
457 * Fix: make lttng expand path for trace output opt
458 * Fix: return value signedness
459 * Fix: man page environment variable name error
460 * Fix: check return value on getenv USER
461
462 2012-03-20 lttng-tools 2.0.0
463 * Fist STABLE version
464 * Add version name: Annedd'ale
465
466 2012-03-20 lttng-tools 2.0.0-rc4
467 * Fix: add small detail to enable-channel man page
468 * Fix: warned of arbitrary time for ust-nprocesses test
469 * Fix. add limitation to man page
470 * Fix: minor changes to lttng.1
471 * Fix: add exit values to lttng.1 man page
472 * Fix: add delay before validating apps in test nproc
473 * Fix: error handling in lttng enable-event
474 * Fix: document structure init. to 0 in lttng.h
475 * Fix: uninitialized variable
476 * Keep track of FD used for UST applications (v2)
477 * Fix: lttng view, error message and exit code
478 * Small fixes to lttng man pages (v2)
479 * Fix: handle EINTR for sendmsg syscall
480 * Fix: lttng UI exit value and error message
481 * Fix: session lock use after free
482 * Fix kernel_list_events memleaks
483 * Fix debug message use uninitialized variable
484 * Fix: trace_ust_destroy_metadata should check for NULL pointer
485 * Fix: various memleaks
486 * Fix: hash table allocation out of order on error
487 * fix: lttng_ht_destroy memleak
488
489 2012-03-16 lttng-tools 2.0.0-rc3
490 * Fix: missing headers for make dist
491 * Fix: install lttng-consumerd in lib/lttng/libexec/
492 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
493 * Fix: consumer CPU hotplug support
494 * Fix: double PID registration race
495 * Make libcompat independent not to confuse automake
496 * Clarify the license of lttng-ust-abi.h
497 * Fix: License header
498 * Fix: wrong return value on consumer socket creation
499 * Fix: test for UST invalid channel parameters at channel creation
500 * Fix: recvmsg should handle EINTR
501 * Fix: error.h non-static variables for liblttng-ctl
502 * Fix: missing _GNU_SOURCE define
503 * Fix: improve need root for kernel tracing error message
504 * Fix: start/stop lttng message error
505
506 2012-03-02 lttng-tools 2.0.0-rc2
507 * Fix: meaningful error message
508 * Fix: UST consumer need to iterate on streams, just change their key
509 * Fix: add missing rcu read lock across RCU HT iteration
510 * Fix: kernel session closes fd 0 after create
511 * Fix: sendmsg EPIPE should be quiet by default (expected)
512 * Fix: thread_registration_apps should set its local sock to -1 when passing it
513 * Fix: clock -> sock typo
514 * Fix: consumer race: should allow reuse of FD key
515 * Fix: Use PERROR all across lttng-tools, never make it quiet
516 * Fix: test all close return values in sessiond
517 * Fix: All perror turned into PERROR to show file and line number
518 * Fix: large audit of close() use in sessiond main.c
519 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
520 * Fix: incorrect close of fd 0 for syscall kernel event destroy
521 * Fix: sessiond has incorrect missing 0 value in FD check
522 * Fix: sessiond app listening: use posix-compliant poll flags
523 * Fix: consumer printf type should match ssize_t (%zd)
524 * Fix: make ust consumer posix compliant for poll flags
525 * Fix security permission on lttng run directory
526 * Fix: Display right loglevel_type in error message
527 * Fix documentation in lttng.h
528 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
529 * Fix: restart consumerd and sessiond when interrupted in poll()
530 * Fix: handling bad channel when sending to consumer
531 * Fix useless variable
532 * Fix add-context returned error
533 * fix: add missing break in command handling
534 * fix: command handling: do not check domain for commands not requiring domain
535 * fix: if tracing group does not exist, do not report a client error
536 * Fix: run_as error handling
537 * Fix usage note on -a
538 * Revert FreeBSD compatibility layer
539 * Fix: documented number of subbuffers is incorrect
540 * Document that num-subbuf and subbuf-size need to be power of 2
541 * Merge branch 'master' of git://git.lttng.org/lttng-tools
542
543 2012-02-20 lttng-tools 2.0.0-rc1
544 * Fix lttcomm_close_unix_sock to actually close the socket
545 * lttng-sessiond: Set group permissions explicitly
546
547 2012-02-16 lttng-tools 2.0-pre23
548 * configure.ac: Fix consumerd64-libdir typo
549 * Fix existing session daemon check
550 * Fix missing session locks
551 * Fix return value on ust app session create
552 * Fix double start/stop trace
553 * Fix ust app session started state on start trace
554 * modprobe statedump, signal and timer lttng module
555 * Fix hyphens in man pages
556
557 2012-02-14 lttng-tools 2.0-pre22
558 * Add the bash-completion file to the dist tarball
559 * Add the LICENSE file too
560 * Package used for the Ubuntu LTS (feature freeze)
561
562 2012-02-13 lttng-tools 2.0-pre21
563 * Fix licensing for hashtable/utils.c
564 * Print loglevel value in list -u
565 * Remove "<all> from MSG() when no loglevel is selected
566 * Initial import of man lttng.1 and lttng-sessiond.8
567 * Fix memory leak master
568
569 2012-02-09 lttng-tools 2.0-pre20
570 * New lttng view command
571 * Multiple loglevel fixes
572 * Fix list command
573 * Fix session syscall listing
574 * Multiple fixes across the code base
575
576 2012-02-02 lttng-tools 2.0-pre19
577 * Update lttng ust ABI/API copy
578 * Implement UST calibrate and change default
579 * Add MSG_WAITALL to recvmsg of sessiond-comm
580 * Check kernel version for tests
581 * Add a '--list-options' option to each command.
582 * First import of extras/ with lttng bash completion
583 * Remove default defines from lttng.h
584 * Fix lttng sessiond spawn wait race
585 * Add CMD_WARNING error code
586 * Fix context mapping for UST and kernel
587 * Add kernel work-around for boot_id
588 * Rewrites lttng-ctl's set_session_daemon_path
589 * Fix memory lean in all lttng cli commands
590 * Update loglevel ABI
591 * Add padding to all ABIs for future development.
592 * Improve error handling of lttng cli
593 * Multiple fixes across the code base (nothing critical)
594
595 2012-01-23 lttng-tools 2.0-pre18
596 * Complete change of the source directory tree
597 * Move compat to common and create an internal lib
598 * Rename lttngerr.h to error.h
599 * Add kernel module version validation
600 * Add UST version validation
601 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
602 * Fix off-by-one and double list size instead of steady increment
603
604 2012-01-19 lttng-tools 2.0-pre17
605 * Add and support the new hash table library
606 * Add lttng hash table support to liblttng-consumer
607 * RCU support for consumer's hash tables
608 * UST consumer close shm fd after mapping it
609 * Remove CLONE_VM flag for runas making gdb debugging impossible
610 * Make MSG() print on stdout instead of stderr
611 * Don't init kernel tracer if not root (UID=0)
612 * Multiple fixes found when reaching max. number of open files
613 * Add some UST tests
614 * Multiple segfaults and assert error fixed
615
616 2011-12-23 lttng-tools 2.0-pre16
617 * Per-user lttng-sessiond now fully functionnal
618 * Fix nested double usage of hashtable iterators
619 * Support creds passing between lttng and sessiond
620 * Rename sessiond internal "uid" fields to "id"
621 * Create all trace directories and files with client user credentials
622 * Create output directory at session creation command
623 * Only allow the user or group owning the session (or root) to control a session
624 * Add disable kernel tracing option to sessiond
625
626 2011-12-13 lttng-tools 2.0-pre15
627 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
628 * UST consumer 32/64 bit support
629 * Multiple bug fixes
630 * Multiple segfault, race and double lock fixes
631 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
632 * UST loglevel support
633 * ABIs now support 256 char event names
634 * Dependency on libpopt >= 1.13
635 * Dependency on URCU >= 0.6.7
636 * Rename kernel-ctl.c/.h to kernel.c/.h
637 * Change malloc to zmalloc in lttng-sessiond code
638 * RCU hashtable support for all UST data structure
639 * New libconsumer for UST, kernel and one generic
640 * Change "--all" option from lttng command line
641 * Remove function entry option to discourage its use
642
643 2011-09-30 lttng-tools 2.0-pre14
644 * Syscall tracing support
645 * Multiple bug fixes (nothing critical)
646 * Add userspace RCU hash table to tree for dev
647 * Update UST ABI
648 * Fix epoll that did not handle EINTR
649 * Liburcu >= 0.6.5 is needed from this release
650 * Enabling all events also enable syscall tracing
651 * Debug messages are now on stderr
652 * Add basic data structure for UST support but not ready yet.
653
654 2011-08-25 lttng-tools 2.0-pre13
655 * Memory leaks fixes and double lock list
656 * Add UST registration with sychronisation
657 * Use poll/epoll compatibility layer for the sessiond
658 * Major code cleanup of ltt-sessiond/main.c
659 * Increase listen() connexion limit
660 * Fix bad enable-channel command
661 * Rename trace.c/.h to trace-kernel
662 * Multiple fixes on the poll management with the new epoll API
663
664 2011-08-25 lttng-tools 2.0-pre12
665 * Multiple fixes
666 * Fix kconsumerd handling custom channel output
667 * Add lttng_register_consumer to register a custom consumer
668 * Add multiples tests of the session daemon
669 * Default kernel channel size/number changed
670 * Support for UST application registration
671 * Import LTTng UST 2.0 ABI
672 * Send data to kconsumerd before tracing start
673 * Export API of lib kernel consumer (liblttngkconsumerd)
674
675 2011-08-12 lttng-tools 2.0-pre11
676 * New lttng API using the lttng_handle
677 * Multiple fixes of kernel consumer
678 * Register the consuming function and add a library context
679 * Kernel consumer fix mmap/munmap
680 * lttng-sessiond-comm header has been privatize
681 * Kernel traces are written in the kernel/ directory
682 * Add underscore to enable-channel command options
683
684 2011-07-29 lttng-tools 2.0-pre6
685 * Fix enable multiple events
686 * Add function entry feature
687
688 2011-07-28 lttng-tools 2.0-pre5
689 * Fix Add context command
690 * Fix auto session path creation
691 * Fix bad strncmp at channel creation
692
693 2011-07-23 lttng-tools 2.0-pre4
694 * Fix kprobe attributes
695 * Fix channel creation when not found at event enable
696 * Add safe list iteration
697 * Add two tests into the git tree
698 * Kernel consumer can be put in debug mode with -vv
699 * Trace path is now created on the client side
700
701 2011-07-23 lttng-tools 2.0-pre3
702 * Fix perf hw cache counter config values
703
704 2011-07-22 lttng-tools 2.0-pre2
705 * Multiple fixes
706 * New add-context options for perf counter and context
707 * Using the install bin path from autotool for execl() call
708 * Update quickstart guide
709
710 2011-07-20 lttng-tools 2.0-pre1
711 * First prerelease of lttng-tools.
712 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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