ChangeLog

   1 2018-02-05 lttng-tools 2.9.7
   2         * Fix: do not flag consumer as disabled on relayd comm failure
   3         * Fix: cleanup inactive FDs in the consumer polling thread
   4         * man: document dead-peer detection for lttng-relayd
   5         * lttng-relayd: use TCP keep-alive mechanism to detect dead-peer
   6         * Fix: unknown consumer type considered a libc error
   7         * Fix warning: src/bin/lttng/utils.c: cast incompatible pointer
   8         * Fix: src/common/pipe.h: include <sys/types.h> for ssize_t and mode_t
   9         * Fix: detect dlmopen() and disable corresponding tests if not available
  10         * Fix: resolve full path of LTTNG_UST_CLOCK_PLUGIN
  11         * lttng-enable-event(1): filtering: specify that `$ctx.cpu_id` is available
  12         * Fix: Make version.h generation work with dash
  13         * Fix: buffer overflow warning in python bindings
  14         * Tests fix: BT2 does not output the metadata of a trace collection
  15
  16 2017-08-03 lttng-tools 2.9.6 (Watermelon Day)
  17         * Fix: uninitialized return value on error path
  18         * Fix: ensure kernel context is in a list before trying to delete it
  19         * Fix: ambiguous ownership of kernel context by multiple channels
  20         * Fix: ret is never used on error_open code path
  21         * Fix: use error code path instead of break when errors happen before execl
  22         * Fix: wrong variable assignment on error
  23         * Fix: missing error handling in use of print_tabs()
  24         * Fix: ret is used instead or err to set an error code
  25         * Fix: report error using fd instead of ret
  26         * Fix: NULL passed to memcpy in error path
  27         * Fix: lost packet accounting always lost on snapshot
  28         * Fix: report error on session listing
  29         * Fix live-comm: merge TCP socket write-write sequence in a single write
  30         * Fix: join consumer timer thread
  31
  32 2017-06-14 lttng-tools 2.9.5 (National Bourbon Day)
  33         * Fix: test_utils_expand_path passes NULL to sprintf
  34         * Fix: lttng list of channels should return errors
  35         * Fix: discard event/lost packet counters
  36         * Fix: missing errno.h include in time.h compat header
  37         * Fix: registry can be null on lookup
  38         * Test: Replace test relying on pselect6(2) man page ambiguity
  39         * Fix: use "flush empty" ioctl for snapshots
  40         * Fix: lttng-consumerd: cpu hotplug: send "streams_sent" command
  41         * Fix: lttng-sessiond: cpu hotplug: send channel to consumer only once
  42         * Fix: lttng-sessiond: cpu hotplug stream number mismatch
  43         * Fix: consumer_timer_signal_thread_qs waits on LTTNG_CONSUMER_SIG_SWITCH
  44         * Fix: thread exit vs futex wait/wakeup race
  45         * Fix: status_loc argument of waitpid() is used on error
  46         * Fix: COMPAT_EPOLL_PROC_PATH is available from Linux 2.6.28
  47         * doc: how to trace consumerd with valgrind
  48         * Cleanup: initialize kernel ioctl ABI structures to 0
  49         * Cleanup: initialize data to 0
  50         * Fix: assert() on null index_file in lttng_index_file_write()
  51         * Fix: fail on relayd lookup when finding a relayd is expected
  52
  53 2017-02-20 lttng-tools 2.9.4 (Love Your Pet Day)
  54         * Port: Link with no-undefined on Windows
  55         * Port: win32 DLLs don't support hidden symbols
  56         * Port: add cygwin support to endian compat
  57         * Fix: Remove unused headers
  58         * Fix: tests: register thread for RCU operations.
  59         * Fix: Lazily initialize max poll set size in poll compat
  60         * Fix: null dereference on error path for create_ctx_type
  61         * Fix: test_ust_data dereference of null pointer
  62         * Fix: test_kernel_data dereference of null pointer
  63         * Man: move [SESSION] before options
  64         * Fix: consumerd: add missing put_subbuf for ust and kernel errors
  65         * Fix: sessiond: only send streams to consumer once
  66         * Fix: consumerd main: needs to be a registered RCU thread
  67         * Fix: thread_dispatch_ust_registration needs to be a RCU thread
  68         * Fix: don't abort metadata push on closed metadata
  69         * lttng-tools: remove bogus interpreter line from utils shell library
  70
  71 2017-01-09 lttng-tools 2.9.3 (National Cassoulet Day)
  72         * Fix: consumerd: order of metadata cache vs stream lock
  73         * Fix: add missing rcu_barrier before daemon teardown
  74         * Fix: Add missing pthread.h include
  75         * Fix: support for older versions of Babeltrace in test script
  76         * Fix: reverse channel and metadata cache lock nesting order
  77
  78 2017-01-07 lttng-tools 2.9.2 (National Bobblehead Day)
  79         * Fix: only lock the metadata_cache in userspace consumers
  80         * Fix: lock nesting order reversed
  81
  82 2017-01-06 lttng-tools 2.9.1 ("Wheel Of Fortune" debuts on NBC)
  83         * Fix: lttng-relayd: forcefully close stream on relayd shutdown
  84         * Fix: protect the channel's metadata stream using the metadata cache lock
  85         * Fix: double unlock of metadata mutex on error
  86         * Fix: add element length check in lttng_index_file_open
  87         * Fix: free previous instance of url (alloc_url) on default live url assignation
  88         * Fix: relayd vs consumerd compatibility
  89         * lttng-add-context(1): add missing man: prefix
  90
  91 2016-11-29 lttng-tools 2.9.0 (National Square Dance Day)
  92         * Add 2.9.0 release beer description
  93         * lttng-add-context(1): fix style
  94         * lttng-snapshot(1): fix style
  95         * lttng-metadata(1): fix style
  96         * doc/man: put short option's argument too
  97         * Remove `metadata` command from various help resources
  98         * List the `regenerate` command in various help resources
  99         * lttng-load(1): fix synopsis and style
 100         * Fix: truncate the metadata file in shm-path
 101         * Load: add message indication that a name override was carried out
 102         * Load: expose overrides elements in mi
 103         * Fix: assign values to path, ctrl and data uris during configuration load
 104         * Load: test that name override does not have side effects
 105         * Docs: remove invalid short option -U and move option descriptions
 106         * Fix: add missing refcount of loaded modules
 107         * Fix: only unload successfully loaded kernel modules
 108         * Fix: test cases now rely on explicit workloads
 109         * m4/pprint.m4: update with correct quoting
 110         * configure.ac: move warning to end of output for the end user
 111         * doc/man: only require asciidoc-attrs.conf when building the man pages
 112         * Test fix: increase test count in plan of test_perf_raw
 113         * Create a dedicated test suite for Perf
 114         * Tests: accommodate stricter mktemp implementations in tests
 115         * Add version info to lttng-relayd help
 116         * Fix: stop sessiond threads on health thread error
 117         * Fix: stop lttng-relayd threads on health thread error
 118         * Fix: report an error if unix socket address is too long
 119         * Fix: save: leak of configuration file fd
 120
 121 2016-10-07 lttng-tools 2.9.0-rc1 (National Frappé Day)
 122         * Set 2.9 codename and description
 123         * Fix: warn when a loaded session can't be set as the default
 124         * Warning fix: forward declare struct lttng_ust_calibrate
 125         * lttng-enable-channel(1): remove redundant --discard from synopsis
 126         * test: load --override-name
 127         * load: introduce --override-name
 128         * man: lttng-load fix up
 129         * Docs: grammar fix in load.h
 130         * lttng_ctl: add session_name to load override
 131         * Fix: test presence of override_attr before accessing its member
 132         * load: objects returned by getters do not need to be freed
 133         * Remove lttng_load_session_attr_get_override_path_url
 134         * Docs: change order of set functions in load.h to match get
 135         * Remove calibrate documentation
 136         * Remove calibrate from liblttng-ctl
 137         * Remove calibrate from lttng-sessiond
 138         * Remove calibrate from Python bindings
 139         * Remove calibrate from Bash completion script
 140         * Remove calibrate tests in Python bindings
 141         * Remove calibrate command from lttng CLI
 142         * Build fix: remove load-42-stream.lttng from dist target
 143         * Test: load --override-url
 144         * Add --override-url option to load command
 145         * Apply the overrides attributes during configuration load
 146         * Clean-up: remove copy-pasted comment from save.c
 147         * lttng-ctl: add override helper to load api
 148         * Rename override to overwrite for config_load_session
 149         * Fix: report truncation on snprintf
 150         * Fix: check for a session daemon before running load command
 151         * Fix: ignore SIGPIPE
 152         * Use lttng api for the load command
 153         * Fix: use ssize_type for the return value of uri_parse_str_urls
 154         * Docs: grammar fixes in load.h
 155         * Fix: wrong api comments for load.h
 156         * Fix: do not overwrite ret if already set and session found
 157         * lttng-sessiond: auto-load lttng-probe-i2c module
 158         * Bump lttng-modules ABI minor version
 159         * Fix: handle backward compatibility with lttng-modules 2.7
 160         * Clean-up: remove unnecessary autoconf variable substitution
 161         * Fix: honor negative (unlimited) app socket timeout
 162         * Build: Replace use of deprecated AM_PATH_XML2
 163         * Test fix: set app and network socket timeouts to unlimited
 164         * Test fix: test_fork can hang while waiting for child pids
 165         * Test fix: test_daemon can hang while waiting for child pids
 166         * Test fix: redirect python test subprocess output to /dev/null
 167         * Build fix: macOS Sierra provides clock_gettime
 168         * Fix: time redefinition warnings on macOS builds
 169         * Clean-up: remove unused variable user
 170         * Cleanup: Remove fun from code base
 171         * Fix: remove in-place backup suffix argument provided to sed
 172         * Fix: pass a valid length to accept() on unix domain sockets
 173         * Log signals received by run_as worker
 174         * Missing word in worker_sighandler() comment
 175         * Clean-up snapshot command error reporting
 176         * Fix: RCU lock imbalance on error in cmd_snapshot_list_outputs()
 177         * Use -M parameter instead of --manpath when invoking man(1)
 178         * OOT Build fix: reference the source directory's Python test app
 179         * Fix: pass NULL to config_load_session instead of an empty string
 180         * Tests: don't copy test_python_logging explicitly
 181         * OOT build fix: Missing include of src directory
 182         * Accomodate BSD sed in version.h generation
 183         * Port: Detect platforms where librt is required
 184         * Port: Add OSX clock_gettime compat
 185         * Port: Add OSX support to socket compat
 186         * Port: Add OSX support to poll compat
 187         * Port: Add OSX support to fcntl compat
 188         * Port: Add OSX compat to sessiond-comm/unix.c
 189         * Port: Add OSX endian.h compat
 190         * Port: Add OSX libuuid compat
 191         * Fix: zero-initialize fd_set
 192         * Clean-up: missing cast to fd_set*
 193         * Fix: usage of FD_SET on fd_set > 1024 results in corruption
 194         * Fix: erroneous usage of addr parameter in mmap()
 195         * Clean-up: remove useless assignment
 196         * Fix: missing unmap in test error handling
 197         * Tests: unchecked pthread_join return value
 198         * Clean-up: remove negative check against unsigned value
 199         * Fix: unchecked init_pipe return value
 200         * Tests: Unchecked pthread_create return value
 201         * Clean-up: remove useless assignment
 202         * Tests: Add tracepoints to libbar, libfoo and libzzz
 203         * Fix: Mark ASCIIDOC_ATTRS_CONF as a dependency of man page targets
 204         * Test the parsing of perf raw context
 205         * Enable perf PMU counters by raw ID
 206         * Run userspace perf tests on non-x86 platforms
 207         * Tests: adjust ust-dl planned test count
 208         * Test library load/unload events
 209         * Add missing ust_app_regenerate_statedump_all stub
 210         * Clean-up: remove unused ust_app_regenerate_metadata_all
 211         * Add regenerate command to MI schema
 212         * Manpage for the regenerate statedump command
 213         * Tests for the regenerate statedump command
 214         * Allow regenerating the statedump of a running session
 215         * Kernel ioctl to regenerate the statedump
 216         * UST command to regenerate the statedump
 217         * Rename the "metadata regenerate" command to "regenerate metadata"
 218         * Typo fix: uninitializez ->uninitialized
 219         * Fix: handle negative (unlimited) system stack size limits
 220         * Tests: adjust type declaration test count
 221         * Fix: protocol mismatch between UST and tools
 222         * ust-ctl: use fixed-size integer rather than enum
 223         * Test UST's autoincrementing enumeration values
 224         * Add support for UST's autoincrementing enum entries
 225         * Tests: eliminate process timeouts from Python tests
 226         * Fix: English syntax errors in 'lttng status'
 227         * Test for select, poll and epoll syscall overrides
 228         * Tests: tap.sh spams tests' output when no plan is set
 229         * Fix: Set thread stack size to ulimit soft value
 230         * Fix: location of various standard headers
 231         * Fix: missing include ctype.h for isdigit()
 232         * Fix: strerror_r behavior is glibc specific
 233         * Fix: error.h -> common/error.h
 234         * Fix: snapshot del-output with name on musl
 235         * Fix: sessiond ht_match_event() check if filter is NULL
 236         * configure.ac: fix --enable/disable-kmod option
 237         * Tests: spawn ht_cleanup thread in unit tests
 238         * Lazily initialize max poll set size
 239         * Revert "Assert that a valid clean-up pipe exists on ht_cleanup_push"
 240         * tests: test ust snapshot with discard buffers
 241         * tests: test kernel snapshot with discard buffers
 242         * Allow channel mode override in snapshot sessions
 243         * Fix: validate number of subbuffers after tweaking properties
 244         * Use bool type for save command options
 245         * Clean-up: harmonize popt option declarations in save.c
 246         * Clean-up: move mi_writer declaration with other declarations
 247         * Add name omission and output omission on save to lttng-ctl
 248         * Express overwrite attribute as a byte in communication protocol
 249         * Assert that a valid clean-up pipe exists on ht_cleanup_push
 250         * Fix: do not refer to objects as .o
 251         * Fix: do not link against libtool .o objects
 252         * Fix: Define MANPATH in config.h
 253         * Tests: Make warn_processes.sh more portable
 254         * Fix: add missing script to dist
 255         * Fix: leak of UST app hash tables
 256         * Fix: leak of reply buffer on data pending check
 257         * Fix: call xmlCleanupParser to free global libxml2 allocations
 258         * Fix: missing "void" parameter of lib constructor and destructor
 259         * Docs: fix comment typos in lttng-sessiond's main.c
 260         * Fix: lttng-relayd allow binding of privileged ports for non-root users
 261         * relayd: optimize receive throughput
 262         * Clean-up: harmonize kernctl API error checking
 263         * Introduce LTTNG_IOCTL_CHECK and LTTNG_IOCTL_NO_CHECK macros
 264         * Fix: enforce assumption that lttng-modules ioctl() return <= 0
 265         * Fix: reduce scope of kconsumer consumed_pos and produced_pos
 266         * Docs: document safety of consumer_thread_is_ready access
 267         * Clean-up: unused ret values in thread_manage_health
 268         * Clean-up: remove dead code in sessiond's set_option()
 269         * Fix: set the logger level to prevent unexpected level inheritance
 270         * Typo: Stoping -> Stopping
 271         * Typo: occured -> occurred
 272         * Fix: only perform lttng_consumer_sync_trace_file() in local mode
 273         * Make lttng_consumer_sync_trace_file static
 274         * Fix: don't negate posix_fadvise return value to check error
 275         * Fix Solaris 10 build: use lttng_strnlen() wrapper
 276         * Rename lttng_error_type to lttng_error_level
 277         * Cleanup error.h __lttng_print() used for message printing
 278         * Update coding style document for macro style
 279         * Fix: coding style document has erroneous semicolon at end of macro
 280         * Fix: add missing semicolons after MSG, DBG, ERR print macros
 281         * Tests: inverted condition in test_kernel_data
 282         * OOT build fix: asciidoc.conf is now a source file
 283         * lttng-create(1): use attributes for default ports
 284         * lttng-create(1): add xrefs to creation mode definitions
 285         * lttng-create(1): use the correct DATAPORT/CTRLPORT variables
 286         * lttng-create(1): use def list for net protocols
 287         * lttng-create(1): add relay mode
 288         * doc/man: put AsciiDoc attributes in their own file
 289         * test: UST tracing destroy flush behavior with tracefile rotation
 290         * test: kernel tracing destroy flush behavior with tracefile rotation
 291         * Add environment variable to allow abort on error
 292         * Fix: ust-consumer: flush empty packets on snapshot channel
 293         * Fix: WARN() should print as WARN level, not ERR
 294         * Fix: error.h: add missing parenthesis around macro parameter
 295         * Fix: bogus mask on error.h PRINT types
 296         * Fix: kernel tracing: flush after stop
 297         * Fix: UST should not generate packet at destroy after stop
 298         * Tests: remove flaky '*' kernel wildcard test
 299         * Fix: bad file descriptors on close after rotation error
 300         * Fix: configure.ac: allow --disable-python-bindings
 301         * Fix: merge tap tests stdout and stderr
 302         * Fix: posix_fadvise wrapper returns -ENOSYS on FreeBSD
 303         * Fix: Double free in utils_partial_realpath error path
 304         * Fix: remove logically dead code in send_channel_uid_to_ust
 305         * Fix: unchecked return value in low throughput test
 306         * Tests: abort() exclusion test on allocation failure
 307         * Fix: unchecked posix_fadvise() return value
 308         * Fix: unchecked return value in relayd live.c
 309         * Fix: unchecked return value in trace_clock_read64_monotonic
 310         * Clean-up: remove unnecessary blank line
 311         * Fix: initialize the cur_event variable before using it
 312         * Fix: Dereference after NULL check in consumer
 313         * Tests: abort test on memory allocation failure
 314         * Fix: pointer dereference after NULL check in test_create_ust_event_exclusion
 315         * Fix: NULL pointer dereference in relay_index_get_by_id_or_create
 316         * Clean-up verbosity incrementation in set_option
 317         * Fix: Deference after null check in sessiond set_option
 318         * Docs: clarify comment in parse_pid_string()
 319         * Fix: Wrong sizeof argument in pid tracker
 320         * Fix: tests: incorrect uri index
 321         * Fix: Integer overflowed argument
 322         * Fix: macro compares unsigned to 0 (no effect)
 323         * Fix: Free variable before strdup() in process_event_node
 324         * Fix: Free variables before strdup()
 325         * Fix: Add missing free() in spawn_viewer
 326         * Fix: Add missing free() in utils_partial_realpath
 327         * Fix: Use distinct variables for ret and discarded_events
 328         * Fix: Don't try to show manpage when argv is null
 329         * Fix: Use secure_getenv() in get_man_bin_path
 330         * Fix: illegal memory access in test_create_ust_event_exclusion
 331         * Fix: illegal memory access in test_create_ust_event
 332         * Fix: illegal memory access in test_create_kernel_event
 333         * Fix: illegal memory access in test_create_ust_channel
 334         * Fix: illegal memory access in send_viewer_streams
 335         * Simplify rcu locking in viewer_list_sessions
 336         * Fix: illegal memory access in viewer_list_sessions
 337         * Fix: illegal memory access in relayd_add_stream
 338         * Fix: illegal memory access in relayd_create_session_2_4
 339         * Fix: illegal memory access in session_create
 340         * Fix: illegal memory access in consumer_set_subdir
 341         * Fix: illegal memory access in syscall_init_table
 342         * Fix: illegal memory access in write_pidfile
 343         * Fix: illegal memory access in list_lttng_channels
 344         * Fix: illegal memory access in cmd_snapshot_record
 345         * Fix: illegal memory access in output_init
 346         * Fix: illegal memory access in consumer_set_network_uri
 347         * Fix: illegal memory access in cmd_snapshot_list_outputs
 348         * Fix: illegal memory access in list_events
 349         * Fix: illegal memory access in disable_event
 350         * Fix: illegal memory access in enable_event
 351         * Fix: illegal memory access in add_uri_to_consumer
 352         * Fix: illegal memory access in init_ust_event_from_agent_event
 353         * Simplify free() of channel attribute
 354         * Fix: illegal memory access in _cmd_enable_event
 355         * Implement lttng_strncpy safe string copy
 356         * Add missing symbol to preserve ABI compatibility of liblttng-ctl
 357         * Fix: loading a session prints an error message but the load is successful
 358         * Snapshot warning if there are no events in one of the domains
 359         * Clarify kernel version check error messages
 360         * Tests: same event name with different descriptor on load
 361         * Fix: load event state (enabled/disabled) correctly
 362         * Fix: Error reported if no domain is provided for start/stop
 363         * Handle unknown domain in MI
 364         * Handle unknown domain on session start
 365         * Fix: loading of live session within userspace domains
 366         * Test: expose session url bug on load with multiple domains
 367         * OOT build fix: asciidoc.conf is now generated at configure
 368         * Snapshot: record: use same datetime for snapshot folder output
 369         * Refactor: move the snapshot type check into output type check
 370         * ust-metadata.c: nest/indent enumeration entries
 371         * lttng.c: show basic help when no arguments are provided
 372         * Define command short descriptions in configure.ac
 373         * lttng-relayd(8): $HOME -> $LTTNG_HOME
 374         * doc/man: use propagated default values in man pages
 375         * Propagate default values from configure.ac to asciidoc.conf
 376         * Define default values in configure.ac
 377         * lttng-load(1): use lists to explain the input path behaviour
 378         * lttng-sessiond(8): fix load directories and behaviour
 379         * lttng-load(1): specify default search order
 380         * doc/man: use configured directories in man pages
 381         * doc/man/asciidoc.conf: add doctype-manpage conditions
 382         * doc/man: linklttng macro -> man macro
 383         * doc/man/Makefile.am: add failing dist-hook on --disable-man-pages
 384         * doc/man/Makefile.am: fix top comment
 385         * configure.ac: fix --enable-man-pages help string
 386         * Fix: standardize parser/lexer building
 387         * Fix: standardize man pages building/installing
 388         * configure.ac: check for an existing liburcu-cds symbol
 389         * configure.ac: use macro for wrong liburcu error message
 390         * Hide parse_application_context utility function
 391         * Re-add deprecated MI symbols to preserve ABI compatibility
 392         * Hide new MI symbols introduced as part of 2.8
 393         * Re-add default size symbols which were erroneously exposed
 394         * Hide config symbols introduced in 2.8
 395         * Hide internal _lttng_destroy_session symbol
 396         * Hide bytecode symbol iterator API symbols
 397         * Tests: wording of trace_matches is misleading
 398         * Test lttng-modules clock override plugin
 399         * Warning fix: uninitialized variable may be used
 400         * Tests: Replace prove by autotools tap runner
 401         * Drop installcheck target
 402         * Fix: distcheck requires that we clean version.h
 403         * Fix: configure: forbid Python bindings if shared libraries are disabled
 404         * Fix: tests: don't match command line arguments, match static build binary names
 405         * Fix: tests: skip tests on static build
 406         * Fix: tests: don't build dynamic lib tests if support disabled
 407         * bootstrap: Standardize on autoreconf -vi
 408         * Move unix.h wrapper from sessiond-comm to common
 409         * Fix: update tests following renaming of UST statedump event
 410         * Typo: catched -> caught
 411         * Add comment describing ioctl number duplication
 412         * Test: kill sessiond,relayd and background children on SIGTERM/SIGINT
 413         * Docs: Remove unnecessary exclamation mark
 414         * Docs: fix wording of dependency
 415         * Docs: fix "daemon" typo in README.md
 416         * Fix: Use get_domain_str on add context
 417         * Warning fix: possible use of uninitialized variable
 418         * doc/man: add FILES section
 419         * Test: xsd validation of long path (length > 255)
 420         * Fix: xsd: urls and paths are not of type name_type but string
 421         * Refactor: embed mi in "add_output "to remove code duplication
 422         * Refactor: embed mi in "del_record" to remove code duplication
 423         * Refactor: embed mi in "record" to remove code duplication
 424         * Refactor: embed mi in "list_output" to remove code duplication
 425         * Fix: do not return error on LTTNG_ERR_SNAPSHOT_NODATA
 426         * Fix: Set loopback adress in set_ip_addr if gethostbyname2 fails
 427         * Fix: d_type validity is not guaranteed on all nfs versions
 428         * Fix: doc/man: lttng-add-context(1): add missing option macro
 429         * doc/man: common-footer.txt: add CI link
 430         * doc/man: common-footer.txt: add GH organization link
 431         * doc/man: lttng(1): clarify UST domain and add links to languages
 432         * doc/man: add escwc macro and use it
 433         * doc/man: lttng(1): link from COMMAND (synopsis) to COMMANDS section
 434         * doc/man: use linkgenoptions macro
 435         * doc/man: add linkgenoptions AsciiDoc macro
 436         * .gitignore: ignore all generated files in doc/man
 437         * doc/man: fix external links
 438         * doc/man: xsl: move manpage-base.xsl -> manpage-callouts.xsl
 439         * doc/man: xsl: move manpage-ulinks.xsl -> manpage-links.xsl
 440         * doc/man: xsl: add <URL> after ulink text
 441         * doc/man: xsl: add (internal) link template
 442         * doc/man: lttng-enable-channel(1): move limitations to own section
 443         * Fix: doc/man: lttng-relayd(1) -> lttng-relayd(8)
 444         * doc/man: add nloption and genoption AsciiDoc macros
 445         * doc/man: add [role="term"] to terminal callouts
 446         * Clean-up shm directory tree after freeing the channel
 447         * Fix: Build man pages if --enable-build-man-pages is used
 448         * Fix: convey enum value signedness into metadata
 449         * doc/man: add notes about shell escaping
 450         * Fix: doc/man/Makefile.am for OOT builds
 451         * Generate man pages by default
 452         * Update version to 2.9.0-pre
 453         * Bump minor kernel tracer ABI version
 454         * Quote brewery names in release codename description
 455         * Fix: metadata regenerate, error if too many args
 456         * Fix: add missing sys/types.h header
 457         * Fix: build failure when __GLIBC_PREREQ is missing
 458         * configure.ac: beautify report
 459         * Update version codename and description to 2.8.0 - Isseki Nicho
 460         * doc/man: lttng.1.txt: sort commands in categories
 461         * Data pending message is printed when unnecessary
 462         * README.md: add CI/Coverity status badges
 463         * README.md: add lttng-crash in package contents
 464         * Show lttng-metadata man page in command's --help
 465         * Add an lttng-metadata man page
 466         * Remove untrack reference from snapshot man page
 467         * README.md: add optional dependency on man
 468         * doc/man: install lttng-health-check.3
 469         * lttng-relayd: show man page with --help and remove usage
 470         * doc/man: convert lttng-relayd(8) to AsciiDoc
 471         * lttng-crash.c: show man page with --help and remove usage
 472         * doc/man: convert lttng-crash(1) to AsciiDoc
 473         * lttng-sessiond: show man page with --help and remove usage
 474         * doc/man: convert lttng-sessiond(8) to AsciiDoc
 475         * README.md: bolden all dependencies and versions
 476         * README.md: add asciidoc and xmlto build dependencies
 477         * lttng.c: sort commands to get a nice list output
 478         * doc/man: add README.md
 479         * lttng: add `help` command
 480         * lttng.c: show man page with --help and remove usage
 481         * lttng.c: CMD_UNDEFINED is used for invalid args too
 482         * lttng: remove usage strings from commands
 483         * lttng: show man page when using command's --help
 484         * lttng add-context: add --list option
 485         * doc/man: remove lttng.1 (built from lttng.1.txt)
 486         * doc/man: create lttng-disable-event(1) and update/fix content
 487         * doc/man: create lttng-enable-event(1) and update/fix content
 488         * doc/man: create lttng-snapshot(1) and update/fix content
 489         * doc/man: create lttng-help(1) and update/fix content
 490         * doc/man: create lttng-status(1) and update/fix content
 491         * doc/man: create lttng-untrack(1) and update/fix content
 492         * doc/man: create lttng-track(1) and update/fix content
 493         * doc/man: create lttng-calibrate(1) and update/fix content
 494         * doc/man: create lttng-list(1) and update/fix content
 495         * doc/man: create lttng-add-context(1) and update/fix content
 496         * doc/man: create lttng-disable-channel(1) and update/fix content
 497         * doc/man: create lttng-enable-channel(1) and update/fix content
 498         * doc/man: create lttng-view(1) and update/fix content
 499         * doc/man: create lttng-version(1) and update/fix content
 500         * doc/man: create lttng-stop(1) and update/fix content
 501         * doc/man: create lttng-start(1) and update/fix content
 502         * doc/man: create lttng-load(1) and update/fix content
 503         * doc/man: create lttng-save(1) and update/fix content
 504         * doc/man: create lttng-set-session(1) and update/fix content
 505         * doc/man: create lttng-destroy(1) and update/fix content
 506         * doc/man: create lttng-create(1) and update/fix content
 507         * doc/man: add common OPTIONS head for command man pages
 508         * doc/man: add Makefile.am for generating man pages
 509         * .gitignore: ignore generated man page artifacts
 510         * doc/man: add XSL files for man pages
 511         * doc/man: add asciidoc.conf
 512         * configure.ac: check for asciidoc and xmlto
 513         * doc/man: lttng(1): update and standardize content
 514         * doc/man: convert lttng(1) to AsciiDoc
 515         * Add builtin modules support to kmod modprobe
 516         * Add comments to kmod functions
 517         * Add libkmod rmmod support
 518         * Move libkmod ifdef to beginning of file
 519         * Drop optional control modules load and unload
 520         * Fix: live test header endianness
 521         * Document the live detach command
 522         * Test the viewer detach command
 523         * Use of bare attribute directives instead of LTTNG_PACKED
 524         * Live: command to detach a viewer session
 525         * Contexts for RT debugging
 526         * Optional test for the metadata regeneration
 527         * Add MI output to the metadata regenerate command
 528         * Tests for metadata regenerate
 529         * Add TAGS files to .gitignore
 530         * Fix: systematic overwrite of union values on add context
 531         * Mismatching signature of ust_metadata_session_statedump() stub
 532         * Fix: Initialize events discarded and packet lost counters to zero
 533         * Assert on unknown UST buffer type
 534         * Command metadata regenerate
 535         * Store the relay protocol version in the consumer_output
 536         * Store the version of the tracer in the UID registry
 537         * Store the instance id and packet_seq_num in indexes
 538         * kernctl commands to extract the stream instance id
 539         * Account the lost packets in snapshot mode
 540         * Test: Add the lttng-runas worker process to the sessiond pids
 541         * Limit the scope of IFS overwriting
 542         * Do not overwrite IFS globally but only locally
 543         * Display discarded and lost events at destroy and stop
 544         * Fix: tests: use SIGSTOP for crash extraction test
 545         * Test fix: ignore stderr at every step of randstring
 546         * Fix: session_find_by_id can return NULL legitimately
 547         * Fix: mark ltt_sessions_ht_destroy as static
 548         * Docs: Missing locking assumptions in function headers
 549         * Test fix: ignore stderr when generating random string
 550         * Fix: hold session list lock during delete_ust_app
 551         * Test: prevent the spawning of a daemonized sessiond
 552         * Missing void in function signature
 553         * CLI: Show filter expression associated to a syscall
 554         * Fix: missing dereference when computing extended info position
 555         * Fix: Only save kernel enablers in session configuration
 556         * Fix: Only list kernel enablers when listing events
 557         * Fix: syscalls hash table leaks when listing kernel events
 558         * Initialize command header to zero
 559         * Rename filter string to filter expression in liblttng-ctl
 560         * Fix: use of unsigned variable to check for negative return
 561         * Clean-up: remove unreachable goto
 562         * Fix: missing static inline breaks --without-lttng-ust build
 563         * lttng enable-channel memsets lttng_channel to -1
 564         * Change padding type from array to fixed-width integer
 565         * Clean-up: missing space between cast operator and operand
 566         * Ensure UST channel output mode is LTTNG_UST_MMAP
 567         * Extract the lost packets and discarded events counters
 568         * Send extended channel payload to client
 569         * Add channel discarded events and lost packets stats accessors
 570         * Add extended info to liblttng-ctl's struct lttng_channel
 571         * Reuse constant string instead of duplicate literal
 572         * Clean-up: simplify computation of string position
 573         * Optimization: lttng UI uses sprintf instead of strcpy
 574         * Fix: OOT build fails because of missing include path
 575         * Tests: Consider lttng mi namespace in test_load
 576         * MI: Remove boolean "exclusion" element
 577         * MI: add <exclusions> (event exclusion names)
 578         * CLI: show event exclusion names
 579         * Add new LTTNG_ERR_OVERFLOW error code
 580         * Add lttng_event_get_exclusion_name*() to liblttng-ctl
 581         * Tests: Consider lttng mi namespace in test_mi
 582         * MI: Implement event context schema change
 583         * MI: Add application context type to schema
 584         * MI: add schemaVersion attribute to command schema
 585         * MI: set machine interface XSD target namespace
 586         * Add schema information to XML MI output
 587         * Fix: libxml2 may return 0 because of buffering
 588         * Bump LTTng MI schema to 3.0
 589         * MI: add <filter_expression> (event filter expression)
 590         * Transfer UST exclusion names from sessiond to client
 591         * Fix: return negative error code in list_lttng_ust_global_events()
 592         * CLI: show agent event filter string
 593         * CLI: show event filter string
 594         * Add lttng_event_get_filter_string() to liblttng-ctl
 595         * Transfer filter strings from sessiond to client
 596         * Refactor setup_lttng_msg() to include cmd header
 597         * Add offset comments to struct lttng_event
 598         * Add command header to sessiond->client response msg
 599         * Add internal extended channel structure
 600         * Metadata for instance_id and packet_seq_num
 601         * Add a HT to lookup sessions by id
 602         * Explicitly stop the session on lttng destroy
 603         * Fix: per-pid ust buffers flush race with application unregister
 604         * Fix warning when building Python bindings
 605         * Add CONTRIBUTING.md
 606         * Revert "Python bindings: remove duplicate structure definitions"
 607         * Docs: clarify cross-version tracer compatibility
 608         * Cleanup: Remove unnecessary newline
 609         * Fix: Use ipv6 loopback adress in test_uri
 610         * Python bindings: remove duplicate structure definitions
 611         * Fix: test: handle env variables undefined
 612         * Fix: report already enabled event error to client
 613         * Docs: add comment to cmd_add_context()
 614         * Fix: application context leak when enabling context
 615         * Fix: string leak when processing of client message fails
 616         * Fix: missing return code initialization on error
 617         * Fix: unchecked return value in _lttng_variant_statedump()
 618         * Fix: Possible use-after-free in create_ctx_type()
 619         * Fix: filter tests now accept "." in identifiers
 620         * Fix: Don't notify agent of non-app context addition
 621         * Create agent on channel creation
 622         * Introduce application contexts to session configuration schema
 623         * Fix typos in error descriptions
 624         * Enable agent application contexts if filter has such dependencies
 625         * Compare provider and context names in trace_ust_match_context
 626         * Allow $app.provider:ctxname in filter, enum, variant identifiers
 627         * Add variant type support to ust registry and metadata
 628         * Notify java agent of enabled application contexts
 629         * Add app context support to lttng client
 630         * Enforce const-correctness in UNIX socket wrappers
 631         * Remove superflous domain check in context_ust_add
 632         * Remove superflous domain check in add_uctx_to_channel
 633         * Use lttng_domain_type enum instead of bare integer
 634         * Add application context support to lttng-ctl lttng_add_context
 635         * Cleanup comments in lttng-ctl.c
 636         * Tests fix: source utils.sh before using conf_proc_count
 637         * Tests: use configured processor count in getcpu override tests
 638         * Tests: use configured processor count in snapshot tests
 639         * Tests: Introduce conf_proc_count()
 640         * Tests: print a more precise test description in snapshot tests
 641         * clock offset: print negative value in metadata for lttng-ust metadata
 642         * Fix: handle negative clock offset for lttng-ust metadata
 643         * Fix: test: append to LD_LIBRARY_PATH
 644         * Fix: test: use load_path instead of $1
 645         * Bump lttng-ust protocol version to 6.1
 646         * Add CTF enum type support for UST registry
 647         * Cleanup __lttng_print macro indentation
 648         * Fix: do not print error and bug messages when quiet (-q) is present
 649         * Fix: test_ust-dl requires bash
 650         * Fix: test script requires bash
 651         * Fix: missing $ in SED variable
 652         * Tests: fix make targets using objcopy
 653         * Build: fallback to AC_CHECK_LIBS when looking for popt and uuid
 654         * tests/unit: fix object files' location
 655         * configure.ac: fix static build
 656         * Tests: fix tracefile count when page_size is > 4k
 657         * configure.ac: use $withval with AC_ARG_WITH
 658         * Fix: close indexes when rotating the trace files in mmap mode
 659         * Fix: close indexes when rotating the trace files in splice mode
 660         * Clarify error message on "add context" failure
 661         * Fix: Don't spam session daemon logs on invalid UST context
 662         * Tests: getcpu_override: use event delay when launching with wrapper
 663         * Tests: getcpu: no events shall be emitted at the same timestamp
 664         * Tests: Switch test apps to use usleep_safe()
 665         * Tests: Add a test utils library
 666         * Fix: redefinition of _GNU_SOURCE
 667         * Tests: only call usleep if the test in configured to wait
 668         * Test: add UST dl helper test
 669         * Test: add UST baddr statedump test
 670         * lttng: add status command
 671         * lttng: factor out declaration of commands
 672         * make check: add warning when LTTng processes are running
 673         * Missing cpu id kernel context in the kernel tracer ABI
 674         * Use --without-lttng-ust in error message
 675         * Use --with/--without for lttng-ust support
 676         * Only compare "bison -y" to the basename of YACC variable
 677         * Tests: Add debug output to getcpu_override
 678         * Tests: Change description of clock-override test
 679         * Add event exclusion test for identical names
 680         * Warn when exclusion names are truncated
 681         * Truncate exclusion names to have a terminal '\0'
 682         * Ignore exclusion names order when matching events
 683         * sessiond-comm.h: fix whitespaces
 684         * Disallow duplicate event exclusion names
 685         * Add LTTNG_EVENT_EXCLUSION_NAME_AT() helper macro
 686         * Fix: lay out names in exclusion structure correctly
 687         * Fix: Check for NULL hash tables on relay daemon teardown
 688         * Fix: Verify directory's existence before calling mkdir
 689         * Clean-up: declare variables at beginning of scope
 690         * Load x86-exceptions lttng-modules probe
 691         * Load x86-irq-vectors lttng-modules probe
 692         * Agent: Make the agent protocol consistently network endian
 693         * Clean-up: Remove unused variables from default.c
 694         * Fix: Unchecked NULL string in logging statement
 695         * Fix: include the filter expression in agent events' primary key
 696         * Add the filter expression to the enable_event agent protocol message
 697         * Add some IDE project files to the gitignore
 698         * Fix live timer calculation error
 699         * Don't initialize defaults in library constructor
 700         * Initialize lttng_ht_seed on hashtable creation
 701         * Cleanup: Missing space after cast operator
 702         * Build: Switch from tar v7 to posix archive format
 703         * Fix: Retry poll on interruption
 704         * Port: Explicitly allocate realpath() resolved buffer
 705         * Select which binaries/extras to build at configure time
 706         * Move libconsumer under common/consumer/
 707         * Fix: There is more tests than the plan
 708         * Remove dead check from configure.ac
 709         * Fix: Silence warning by casting *sin_addr to *sockaddr
 710         * Port: fix 'ERR' conflict with Solaris regset.h
 711         * Relay protocol: check string lengths
 712         * Fix: Silence warning of function having no return value
 713         * Fix: Silence warnings when using uid_t and pid_t with printf
 714         * Port: Add compat for platforms with no MSG_NOSIGNAL or SO_NOSIGPIPE
 715         * Port: Add Solaris compat to sessiond-comm/unix.c
 716         * Port: Add Solaris compat for netdb
 717         * Fix: Silence warning formating pid_t as int
 718         * Port: Add Solaris dirent compat
 719         * Port: Add Solaris paths compat
 720         * Rename config.h to session-config.h
 721         * Port: Remove _GNU_SOURCE, defined in config.h
 722         * Port: cleanup and portability fix to configure.ac
 723         * Port: Don't use SIGUNUSED which is not defined on Solaris
 724         * Port: Implement prctl wrapper
 725         * Port: Replace flock with fnctl
 726         * Port: make bootstrap script work on most shells
 727         * Port: removed unused clone() compat
 728         * Port: Add macro for socket linking on solaris
 729         * Port: Add Solaris support to mman compat
 730         * Port: Replace dirent->d_type by stat
 731         * Add missing include for memset()
 732         * Port: Add Solaris support to socket compat
 733         * Port: name clash on Solaris, rename sun to s_un
 734         * Port: move memset of anc_buf inside ifdef
 735         * Port: Add Solaris fls compat
 736         * Port: Add Solaris string compat
 737         * Port: Use LTTNG_PATH_MAX instead of PATH_MAX
 738         * Port: Use LTTNG_HOST_NAME_MAX instead of HOST_NAME_MAX
 739         * Port: Use LTTNG_NAME_MAX instead of NAME_MAX
 740         * Port: Add Solaris support to socket compat
 741         * Port: Add Solaris support to poll compat
 742         * Port: Add Solaris support to fcntl compat
 743         * Port: Add Solaris endian.h compat
 744         * Fix: Use 'echo' in a portable way
 745         * Fix: Use result of AC_PROG_* when using sed / grep
 746         * Cleanup: Remove commented-out constant
 747         * Fix: use start and stop sessiond from utils.sh
 748         * Fix: Remove dependency on glibc 2.12 caused by pthread_setname_np
 749         * Fix: Log and ignore SIGINT and SIGTERM in run_as worker
 750         * Add logging to the run_as worker
 751         * Fix: Handle EINTR of waipid in run-as worker
 752         * Fix: Handle EINTR of waitpid when spawning a session daemon
 753         * Fix: tests: support systems where PAGE_SIZE is not 4096
 754         * Test: jul/log4j: use -a instead of '*' to disable all events
 755         * Reword warning on event disable
 756         * Clean-up: Remove unused test launchers
 757         * Help: add -j -l -p option to help string
 758         * man: update disable-event section
 759         * Use empty event name on disable -a for ust and agent domain
 760         * Fix: disable kernel event based on name and event type
 761         * Tests: Clean-up test-crash on SIGTERM and SIGINT
 762         * Fix: Possible dereference of null pointers
 763         * Fix: Break out of loop when searching for a domain's agent
 764         * Fix: int printed as uint
 765         * Fix: add subdir-objects to Makefile.am
 766         * Fix: tests: skip UST perf tests if not root
 767         * Fix: Check use_clone() instead of worker in run_as
 768         * Fix: Perform rcu barrier before tearing down the run-as worker
 769         * Fix: Handle hang-up gracefully in run-as
 770         * Fix: Only log app handle release on failure
 771         * Fix: shm-path: handling of snprintf return value
 772         * Fix: Wrong format specifier used in debug statement
 773         * Tests: Swap usages of pidof for pgrep --full
 774         * Tests: indefinitely wait for shm buffers to be unlinked
 775         * Fix: Hide run-as functions
 776         * Fix: Hide sessiond-comm functions
 777         * Cleanup: remove duplicated implementation of rculfhash
 778         * Fix: relayd: don't call lttng_ht_destroy in RCU read-side C.S.
 779         * Fix: libc internal mutex races with run_as
 780         * Fix: Hide readwrite symbols in common lib
 781         * Fix: Hide pipe symbols in common lib
 782         * Fix: Hide daemonize symbols in common lib
 783         * Fix: Hide RCU hashtable wrapper symbols
 784         * Clean-up: NULL free'd pointers in utils_partial_realpath
 785         * Fix: prevent dangling pointer in utils_partial_realpath
 786         * Fix: rcu_read_unlock without parentheses has no side-effect
 787         * Fix: add missing test file to EXTRA_DIST
 788         * Format utils.sh messages
 789         * Tests: use functions from utils.sh
 790         * Report error if any disable action fails
 791         * Fix: disable all ust events
 792         * Bring back event_ust_disable_all_tracepoints
 793         * Fix: sessiond: disable: match app event by name
 794         * lttng-crash: support symlink
 795         * Test: lttng-crash and ust shm path
 796         * Fix: dereferencing null index pointer
 797         * Fix: leaking memory from strdup in lttng-crash
 798         * Fix: memleak in utils_partial_realpath
 799         * Fix: double free on enable-event
 800         * Remove dead code from filter grammar test
 801         * Remove dead code from ir generation filter visitor
 802         * Remove dead code from session daemon
 803         * Remove dead code from view command
 804         * Remove dead code from disable-channel command
 805         * Remove dead code from disable-event command
 806         * Fix: error on no/multiple domain options
 807         * Fix: lttng-crash: segfault when parsing options
 808         * Remove dead code from the calibrate command
 809         * Remove dead code from add-context command
 810         * Print relayd stream indexes
 811         * Enhance relayd error reporting
 812         * Fix: relayd: handle consumerd crashes without leak
 813         * Fix: LPOLLHUP and LPOLLERR when there is still data in pipe/socket
 814         * Fix: double RCU unlock on event_agent_disable_all
 815         * Fix: unbalanced RCU read-side lock in enable event command
 816         * Add rcu_read_ongoing() assertions around process_client_msg
 817         * Clean-up and simplify event_agent_disable_all
 818         * Document locking assumption of agent_find_event()
 819         * Fix: disable agent events by name
 820         * sessiond: add loglevels_match()
 821         * Fix: include loglevel type in agent event's primary key
 822         * Fix: include loglevel type in UST event's primary key
 823         * sessiond: use `loglevel_value` and `loglevel_type` names
 824         * Tests: kernel wildcards
 825         * Tests: fix wildcard test path
 826         * doc: document untrack command in lttng(1)
 827         * doc: document track command in lttng(1)
 828         * Remove dot after enable-event message
 829         * Fix: don't print the default channel name when enabling agent events
 830         * Fix: fail gracefully on --exclude on unsupported domains
 831         * Fix: initialize live_timer to 0 for snapshot session
 832         * Fix: correct mismatched function signatures
 833         * Clearer error reporting when failing to launch session daemon
 834         * Daemonize sessiond on `lttng create`
 835         * Fix: consumer signal handling race
 836         * Fix: list_ust_events(): dangling pointer
 837         * Fix: MI: close domain when listing multiple agent domains
 838         * Tests: expand UST wildcard tests, move to regression/tools
 839         * Tests: kernel filtering
 840         * Fix: use pid element instead of process element
 841         * Fix: race between kconsumerd and sessiond on tear down
 842         * Fix: Buggy string comparison in ust registry ht_match_event
 843         * Fix: Bad cast of lttng_kernel_instrumentation to lttng_event_type
 844         * Fix: Implicit cast from lttng_loglevel_type to lttng_ust_loglevel_type
 845         * Fix: lttng-crash: remove tmp working directory
 846         * Clean up: Coding style conformance adjustments in lttng-crash.c
 847         * Fix: lttng-crash: DIR leak in delete_trace() on error
 848         * Fix: Possible passing of NULL pointer to memcpy()
 849         * Fix: Overwrite of ret in relay_recv_metadata
 850         * Silence undefined return value warning
 851         * Silence use-after-free static analysis warning
 852         * Fix: Wait for in-flight data before closing a stream
 853         * Fix: unpublish stream on close
 854         * Fix: lttng-crash: fd leak
 855         * Fix: Invalid parameter error reported when untracking PID
 856         * Fix: kernel track/untrack error handling
 857         * Fix: Python agent tests are always skipped
 858         * Tests: Fix flaky live test client
 859         * Fix: Announce empty streams on live attach
 860         * Fix: relayd: file rotation and live read
 861         * Fix: relay: viewer_get_next_index handle null vstream
 862         * Fix: relayd: make viewer streams consider metadata sent
 863         * Fix: don't expose empty streams
 864         * Fix: relayd: don't check new metadata on get packet
 865         * Fix: relayd: don't check for new streams in get packet
 866         * Fix: ask new streams HUP
 867         * Fix: reply error if get packet vstream fails
 868         * Fix: relayd reply error to client if cannot find viewer stream
 869         * Fix: relayd reply with error if cannot find metadata
 870         * Fix: ust-app: protect app socket protocol with lock
 871         * Cleanup: privatize consumer_allocate_relayd_sock_pair
 872         * Fix: add missing rcu_barrier at end of sessiond main
 873         * Fix: add missing rcu_barrier at end of consumer main
 874         * Fix: app cmd leak on sessiond exit
 875         * Fix: relayd live don't send incomplete stream list
 876         * Fix: consumer timer misses RCU thread registration
 877         * Fix: sessiond consumer thread should register as RCU thread
 878         * Fix: don't chain RCU free
 879         * Fix: free metadata cache after grace period in consumer
 880         * Fix: sessiond vs consumerd push/get metadata deadlock
 881         * Fix: streamline ret/errno of run_as()
 882         * Fix: Double unlock on error path
 883         * Data pending comment clarification in session daemon
 884         * Fix: Relay daemon ownership and reference counting
 885         * Accept uid and gid parameters in utils_mkdir()/utils_mkdir_recursive()
 886         * Fix: reference counting of consumer output
 887         * Fix: sessiond add missing socket close
 888         * Fix: sessiond should not error on channel creation vs app exit
 889         * Fix: sessiond ust-app session teardown race
 890         * Only display agent loglevel if the loglevel type is not ALL
 891         * Initialize default log level of events on load
 892         * Don't assume that Log4j and JUL share the same log level mappings
 893         * Allow the creation of JUL, Log4j and Python channels
 894         * Fix: Save tracker as part of UST and Kernel domains only
 895         * Fix: Memory leak of agent
 896         * Fix: Memory leak of agent event internals
 897         * Save filter expression as part of agent events and save them
 898         * Fix: UTF-8 characters may be stored on up to 4 bytes
 899         * Remove unneeded hash table existence check in agent_destroy
 900         * Remove unnecessary RCU read lock
 901         * Use type directly in sizeof instead of a dereferenced pointer
 902         * Prevent the addition of UST events to agent channels
 903         * Don't save log level in session configuration when unneeded
 904         * Remove unneeded RCU lock
 905         * Remove unneeded RCU lock
 906         * Fix: Propagate filter status of kernel events to client
 907         * Fix: Save kernel event filter when saving session configuration
 908         * Docs: there is no need to SHOUT in comments
 909         * Fix: Mention Python as part of enable-event's usage()
 910         * Grammar fix in comment
 911         * Fix: typo in error message
 912         * Add agent domains to lttng enable-event usage()
 913         * Docs: Add documentation explaining the meaning of "internal" events
 914         * Report memory allocation failure when copying filter bytecode
 915         * Fix: cmd_enable_event must return positive error codes
 916         * Ensure that a filter is always passed with its filter expression
 917         * Save filter expressions as part of agent events
 918         * Add agent domains to the enable-event section of LTTNG(1)
 919         * Use lttng_domain_type enumeration instead of bare integers
 920         * Prevent disable event on internal UST events
 921         * Remove unneeded RCU read lock
 922         * Skip internal events when saving a session configuration
 923         * Clean-up: Coding-style conformance adjustments
 924         * Docs: Clarify ominous comment wording
 925         * Hide internal events from session daemon clients
 926         * Prevent the use of reserved UST event names
 927         * Tag events created as side-effect of agent events as internal
 928         * Remove unneeded RCU lock
 929         * Remove dead code in lttng-sessiond
 930         * Ensure event names are NULL terminated during validation
 931         * Fix: assert(0) when listing Python events with MI
 932         * Fix: set GLOBAL buffer type for kernel domain in list
 933         * Fix: take RCU read-side lock within hash table functions
 934         * Tests: Adapt MI test to change in track/untrack behaviour
 935         * Clean-up: Rename lib_func to cmd_func
 936         * Fix: Improve the error reporting of the track/untrack command
 937         * Tests: Fix flacky clock-plugin test
 938         * Build: look for python >= 3.0 when building python bindings
 939         * Build: rename use_python to python_binding
 940         * Fix: regression tests
 941         * Fix: tests: stderr not correctly redirected
 942         * Fix: TimeoutExpired in Python tests not defined globally
 943         * Tests: ust: clock override plugin
 944         * Cleanup: reuse tracker* element from config
 945         * Test: save/load: pid_tracker basic test
 946         * Clean-up: Remove statement which has no side-effect
 947         * Save/load: pid_tracker feature.
 948         * Test: mi: track/untrack feature
 949         * Util: xml_extract: add node_exist option
 950         * Mi: track/untrack: validation
 951         * Docs: Grammar fixes in mi_lttng.xsd
 952         * Fix: Ensure a valid command error code is returned by track/untrack
 953         * Clean-up: Remove java-doc annotations from function header
 954         * Mi: track/untrack/listing
 955         * Fix: intialization of ust_metadata_poll_pipe to garbage value
 956         * Fix "allocator sizeof operand mismatch" warning
 957         * Clean-up: Remove java-doc style function header from session.h
 958         * Clean-up: remove extra space in comment
 959         * Fix: test_mi test
 960         * Tests: Java agent: Add configure switches to enable tests
 961         * Fix: incorrect script name in python logging test
 962         * Docs: Document Agent reply codes
 963         * Docs: Remove Java-specific comments from agent.h
 964         * Docs: Grammar fix in agent header
 965         * Return "Unknown" error instead of "Fatal" on unhandled agent replies
 966         * Log agent reply in disable_event()
 967         * Log agent reply in enable_event()
 968         * Log agent reply in list_events()
 969         * Add agent reply code logging helpers
 970         * Add a LOG() macro which handles dynamic severity levels
 971         * Fix: Discard disable event command filter payload
 972         * Fix: Use MSG_NOSIGNAL when calling sendmsg()
 973         * Send data pending status as part of payload instead of an invalid error
 974         * Log error code's value when sessiond replies to a client
 975         * Tests: Java agent: update after Java agent refactoring
 976         * Set registration done Agent command version back to 0
 977         * Fix: Don't send agent disable event command twice
 978         * Tests: Python agent: update after Python agent refactoring
 979         * Clean-up: Remove redundant variable initialization
 980         * Fix: incorrect variable being checked in libc-wrapper test
 981         * Rename Python agent event name to omit "user"
 982         * Consolidate agent event names regardless of user privilege
 983         * Clean-up: Move agent_apps_ht_by_sock definition to main.c
 984         * Fix: Initialize global agent_apps_ht_by_sock on session daemon launch
 985         * Fix: set session should not set non-existent session
 986         * Fix: pids should be numbers only
 987         * Fix: Mishandled NULL short options in lttng-sessiond
 988         * Use popt "required_argument" and "no_argument" constants
 989         * Fix: Mishandled NULL short options in utils_generate_optstring()
 990         * Fix: only launch a new session daemon for the "create" command
 991         * Fix 'daemon' typo in lttng-ctl-pc.in description
 992         * Fix: clean-up agent app hash table from the main sessiond thread
 993         * Fix: Remove undocumented session daemon short options
 994         * Comment grammar correction
 995         * Log userspace application hash table allocation failure
 996         * Fix: RCU read-side lock released too early in destroy_agent_app
 997         * Fix: misleading logging statement in agent_find_event
 998         * Fix: Unhandled domain option condition in list_agent_events
 999         * Fix: Crash on lttng list -j/-l/-p when no events are present
1000         * Clean-up: spelling fix in a comment
1001         * Document relay_add_stream RCU locking
1002         * Fix: Unbalanced rcu_read_unlock() on stream file creation failure
1003         * Fix: Unbalanced rcu_read_unlock() on directory creation failure
1004         * Fix: Document the locking assumptions of ctf_trace_find_by_path()
1005         * Fix: Memory leak in relay_add_stream error path
1006         * Update master version to v2.8.0-pre
1007
1008 2015-07-15 lttng-tools 2.7.0-rc1 (Pet Fire Safety Day)
1009         * Update version to v2.7.0-rc1
1010         * Tests: lttng-ust-getcpu-override-test cache and error-check sysconf()
1011         * Tests: lttng-ust-getcpu-override coding-style adjustments
1012         * Add CPU_ID LTTng-UST context to enum lttng_ust_context_type
1013         * Bump LTTNG_UST_ABI_MAJOR_VERSION to 6
1014         * Tests: Ust getcpu override plugin
1015         * Fix: Follow struct dirent allocation guidelines of READDIR(3)
1016         * Update comments regarding the power of 2 constraint on sub-buffer sizes
1017         * Build: add Flex version check
1018         * Build: add Bison version check
1019         * Fix: handle sys_futex() FUTEX_WAIT interrupted by signal
1020         * Fix: metadata push -EPIPE should be recoverable
1021         * Fix: destroy session removes the default config file
1022         * Build: bump autoconf version requirement to 2.64
1023         * Fix: Memory leak in setup of relayd_path
1024         * Fix: update liburcu URL
1025         * Fix: test: use "$@" to pass and quote argument
1026         * Refactor: test: wrapper for lttng_snapshot_del_output
1027         * Refactor: test: wrapper for lttng_snapshot_add_output
1028         * Refactor: test: wrapper for destroy_lttng_session
1029         * Refactor: test: wrapper for stop_lttng_tracing
1030         * Refactor: test: wrapper for start_lttng_tracing
1031         * Refactor: test: wrapper for enable_ust_lttng_event
1032         * Refactor: test: wrapper for enable_ust_lttng_channel
1033         * Refactor: test: wrapper for create_lttng_session
1034         * Fix: Memory allocated by xmlNodeGetContent() must be freed by xmlFree()
1035         * Save/load: add support for shared memory path
1036         * Fix: get_cmdline_by_pid path length assumes a max pid of 65535
1037         * Clean-up: Remove ifdef-ed out lttng list options
1038         * Test: mi: test for greater or equal to a minimum of events on ust listing.
1039         * Fix: update regression tests involving UST
1040         * Clean-up: Remove ifdef-ed out function:entry feature
1041         * Fix: Mark MI and Config string declarations as extern
1042         * Clean-up append_list_to_probes()
1043         * Fix: modprobe.c: fix tmp_list memory leak
1044         * Fix: append_list_to_probes(): increment index
1045         * Docs: LTTNG(1) filtering is now supported by the kernel tracer
1046         * Fix: live_test regression on large number of cpus
1047         * Fix: set UST register timeout to -1 as test default
1048         * Man page: reference lttng-crash under --shm-path option
1049         * Tests: Don't rely on implicit scalar expression dereference
1050         * man pages: use standard NAME format
1051         * Fix python bindings' Makefile for out-of-tree builds
1052         * Fix: use LIBS instead of AM_LDFLAGS for dl and c linking
1053         * Fix: Add missing -ldl when checking for lttng-ust
1054         * clock plugin: increase offset measurement accuracy
1055         * Implement UST clock override plugin support
1056         * Fix: ownership of filter and filter_expression
1057         * Fix: zero memory passed to create channel kernel ioctl
1058         * Fix: Check that lttng create --live's time is not zero
1059         * Fix: Validate lttng_create_session_live's timer is > 0
1060         * UI: Only show live timer when the session is in live mode
1061         * UI: Only show tracker PID state when enabled
1062         * Implement kernel filter support
1063         * syscall tracing: update tests
1064         * Support lttng-modules syscall wildcards
1065         * Implement lttng-modules tracepoint wildcard support
1066         * Fix build when configuring with --disable-lttng-ust
1067         * Fix: add missing function prototype to trace-ust.h header
1068         * Implement PID tracker content listing
1069         * Implement UST PID tracker
1070         * Cleanup: Remove unimplemented UST domains
1071         * Implement PID tracking for kernel tracing
1072         * Fix: leak on error in lttng-crash
1073         * Man page fixes: missing --version option and typo
1074         * Docs: add lttng-crash(1) man page
1075         * Docs: lttng-crash refers to "lttng"
1076         * Fix: possible use of uninitialized data in loglevel conversion funcs
1077         * Fix: possible evaluation of garbage values in fini_validation_ctx()
1078         * Cleanup: Remove stale #ifdef-ed-out code from spawn_viewer()
1079         * Fix: Possible call to execvp with NULL argument on allocation failure
1080         * Fix: Possible call to strtoul() with NULL argument
1081         * Docs: clarify lttng.1 shm-path section
1082         * Fix: Missing return value check in extract_trace_recursive()
1083         * Fix: recursive_rmdir: empty all empty subdir
1084         * Move file creation/unlink from liblttng-ust-ctl to consumerd
1085         * lttng-crash: support recursive traces
1086         * shm-path: remove directory hierarchy on destroy
1087         * Implement --shm-path option for UST sessions (per-uid channels)
1088         * Cleanup: Reduce scope of connections in main relayd thread
1089         * Cleanup: Reduce scope of relayd connections in live thread
1090         * Docs: connection_find_by_sock() must be called with rcu_read_lock
1091         * Rename current release as 2.7.0-pre
1092         * Docs: grammar fix in Makefile
1093         * Change release name to master
1094         * configure: add type availability checking
1095         * configure: add check for compiler inline keyword support
1096         * configure: missing check for needed header
1097         * configure: missing check of functions
1098         * Fix: test: log4j: missing static test files for dist and out of tree build
1099         * Fix: test: java-jul:missing static test files for dist and out of tree build
1100         * Fix: out-of-tree build: missing xsd file for mi test execution
1101         * Fix: out-of-tree build: missing xsd file for save-load test execution
1102         * Cleanup: remove unused end_no_session label in ust_app_flush_session()
1103         * Cleanup: Remove unused "end" label in push_metadata()
1104         * Tests: Run health check test_thread_ok as part of root_regression
1105         * Fix: deadlock between UST registry lock and consumer lock
1106         * Fix: uninitialized return value
1107         * Fix: build failure using disable-lttng-ust configure option
1108         * Cleanup: Remove unused variable
1109         * Fix: setuid/setgid daemons should not get sensitive env. var./args
1110         * Fix: grab more than one packet for snapshots
1111         * Fix: per-uid flush and ust registry locking
1112         * Docs: Missing optional dependency on lttng-ust in README.md
1113         * Docs: Grammar fixes in the lttng manpage
1114         * Fix: add missing UST perf counter support check
1115         * Fix: tests: integer too large for long type
1116         * Fix: undefined operation on last_relay_viewer_session_id
1117         * Fix: print format type mismatch
1118         * Fix: print format type mismatch
1119         * Fix: Remove structurally dead code from relayd
1120         * Cleanup: Remove logically dead code
1121         * Cleanup: Remove unused label
1122         * Fix: Remove unused argument in debug statement
1123         * Fix: exit threads not only on goto restart
1124         * Fix: poll: show the correct number of fds
1125         * Fix: call lttng_poll_set_max_size before start threads
1126         * Fix: compat poll: add missing empty revents checks
1127         * Fix: various compat poll/epoll issues
1128         * Add debugging output to ht-cleanup thread
1129         * Fix: mi: snapshot: missing error handling for session name
1130         * Fix: ust-app: per-PID app unregister vs tracing stop races
1131         * Fix: data pending: allow empty streams
1132         * Fix: ust snapshot: cleanup after error
1133         * Fix: Mismatching return type in ust_app_ht_alloc() stub
1134         * Cleanup: lock file already taken is error, not warning
1135         * Fix: ust-app null pointer check needed for main refactoring
1136         * Cleanup: relayd: centralize thread stopping function
1137         * Cleanup: Replace all perror() uses by the PERROR macro
1138         * Refactor relayd main/set_options/cleanup
1139         * Refactor consumerd main/cleanup
1140         * Refactor sessiond main/cleanup/ht-cleanup
1141         * Missing error handling: consumer_signal_init should return its error status
1142         * Cleanup: consumerd: lines over 80 columns
1143         * Cleanup: consumerd: use PERROR rather than perror
1144         * Cleanup: lttng-consumerd: remove stale TODO comment
1145         * Misleading error handling: utils_create_pid_file() should return 0 on success
1146         * Missing error handling: consumerd parse_args should return errors to caller
1147         * Missing error handling: ust_app_ht_alloc should return error status
1148         * Fix: ust app leak on UST buffer creation error
1149         * Fix: leak on UST buffer registry creation error
1150         * Fix: agents ht leaks on destroy session
1151         * Fix: add missing RCU read unlock
1152         * Fix: help message for Python agent mentions Java
1153         * Fix: don't destroy the sockets if the snapshot was successful
1154         * Fix: Missing RCU read locks in syscall_list_channel()
1155         * Fix: Missing RCU read lock in kernel_destroy_session()
1156         * Fix: channel names are not validated
1157         * Cleanup: Missing whitespace
1158         * Fix: Apply consumer URI changes to all domains
1159         * Cleanup: Fix a typo in the MI tests
1160         * Test fix: Don't invoke the system's lttng client
1161         * Tests: Add a test to check disabled events are loaded in the correct state
1162         * Fix: Don't leave events enabled if they were saved in a disabled state
1163         * Fix: "Any" loglevel's value is -1 and not 0
1164         * Test fix: LTTNG_SESSION_CONFIG_XSD_PATH expects an absolute path
1165         * Fix: Memory leak on error in alloc_argv_from_user_opts()
1166         * Cleanup: Unchecked close() return value in utils_create_lock_file()
1167         * Cleanup: No check of the return value of lttng_ht_del()
1168         * Cleanup: Mixed enums used for return code in send_sessiond_channel()
1169         * Cleanup: Cast poll() return value to void
1170         * Fix: Unreachable error logging in set_option()
1171         * Fix: OOM leaks in sessiond modprobe.c
1172         * Cleanup: sessiond modprobe.c: coding style
1173         * Cleanup: test_utils_expand_path.c prototypes
1174         * Fix: test_utils_expand_path.c: out of memory error handling
1175         * Fix: test test_ust_data.c: check OOM
1176         * Fix: test libc-wrapper: check malloc OOM
1177         * Cleanup: test libc-wrapper: main parameters
1178         * Fix: lttng-ctl: use zmalloc(), missing OOM check
1179         * Fix: filter-parser.y: use zmalloc(), missing OOM check
1180         * Fix: utils.c: check str*dup OOM
1181         * Cleanup: implement zmalloc as static inline
1182         * Fix: rculfhash: use zmalloc()
1183         * Fix: ini.c: use zmalloc()
1184         * Fix: lttng lttng.c: check strdup OOM
1185         * Fix: lttng conf.c: use zmalloc()
1186         * Fix: lttng view.c missing strdup OOM check
1187         * Fix: use zmalloc() in lttng view.c
1188         * Fix: use zmalloc() in lttng list.c
1189         * Fix: oom error check, realloc oom leak
1190         * Fix: use zmalloc in lttng enable_events.c
1191         * Fix: missing strdup oom check in lttng create.c
1192         * Fix: lttng add_context.c: use zmalloc
1193         * Cleanup: add missing static to function modprobe_remove_lttng()
1194         * Fix: add missing str*dup oom check in sessiond main.c
1195         * Fix: add missing sessiond kernel-consumer missing str*dup oom checks
1196         * Fix: add missing strdup OOM check
1197         * Fix: add missing synchronization point for before app test case
1198         * Fix: tests: wait output hide Terminate errors
1199         * Fix: tests: remove killall, add missing SIGTERM handlers
1200         * Fix: high throughput test: reset bw limit on sigterm
1201         * Fix: tests: add missing wait, document missing synchro
1202         * Document test anti-patterns
1203         * Fix: test flaky sleep and wait patterns
1204         * Fix: tests: don't use pidof to wait for test apps
1205         * Fix: Live tracing does not honor live timer after first tracefile with tracefile rotation
1206         * Fix: Handle empty daemon configuration file lines
1207         * Docs: Add -f/--config option to lttng-sessiond man page
1208         * Cleanup: spaghetti function return path
1209         * Fix: relayd: unbalanced RCU read-side lock/unlock
1210         * Fix: relayd: unbalanced RCU read lock/unlock
1211         * Fix: lttng-relayd: unhandled out of memory error
1212         * Fix: relayd viewer stream: unhandled out of memory error
1213         * Build fix: Apps defining _LGPL_SOURCE must link to urcu-bp
1214         * Define _LGPL_SOURCE in test apps' tracepoint provider files
1215         * Define _LGPL_SOURCE in test applications
1216         * Fix: Missing rcu_read_lock in cmd_list_events()
1217         * Fix: Missing rcu_read_lock in list_lttng_agent_events()
1218         * Fix: Missing rcu_read_lock in cmd_list_channels()
1219         * Fix: Missing rcu_read_locks in cmd_list_domains()
1220         * Fix: Missing rcu_read_lock in cmd_snapshot_list_outputs()
1221         * Fix: Missing rcu_read_lock in save_domains()
1222         * Fix: Missing rcu_read_lock in ust_app_get_nb_stream()
1223         * Fix: UST subbuffers silently dropped on moderate trace traffic
1224         * Fix: Missing rcu_read_lock in get_session_max_subbuf_size()
1225         * Fix: create/destroy a splice_pipe per stream
1226         * Note find_ust_app_context must be called with RCU read lock
1227         * Fix: empty indexes_ht before destroying it.
1228         * Fix: removed useless key from relay_index
1229         * Fix: Ambiguous agent event filter bytecode ownership
1230         * Fix: filter bytecode and string memory leak on error
1231         * Fix: define _LGPL_SOURCE in C files
1232         * Fix: HT must not be destroyed with a rcu_read_lock held
1233         * Fix: agent events HT should be destroyed from the cleanup thread
1234         * Fix: missing rcu_read_lock in trace_ust_destroy_session()
1235         * Fix: missing rcu_read_lock when calling trace_ust_find_agent()
1236         * Fix: missing rcu_read_lock in cmd_start_trace()
1237         * Cleanup: remove "disabled" flag for new release cycle
1238         * Fix: filter attach vs event enable race
1239         * Fix: Mark libxml2 as a mandatory dependency
1240         * Fix: Warn the user when enabling an event in a new domain
1241         * Fix: Don't report an error when listing a session with no channels
1242         * Bypass 0 byte allocation when no domains are enabled
1243         * Fix: Add missing URCU_TLS access to error_log_time
1244         * Fix: check userspace perf counter name when looking up contexts
1245         * Update maintainer section of the man pages
1246         * Update maintainer section of README.md
1247         * Fix: add README.md to documentation files
1248         * Fix: UST consumer sync all available metadata
1249         * Test: remove bogus argument from prove invocation
1250         * Fix: typo in pythong test Makefile
1251         * Fix: memory leak in libconfig
1252         * Add Python agent support
1253         * Fix: return EINVAL if agent registration fails
1254         * Use lttng-modules ABI version ioctl
1255         * Fix: syscall list ioctl number conflict
1256         * Update master ChangeLog with 2.5.1 release
1257
1258 2014-10-20 lttng-tools 2.6.0-rc1 (Harry Belafonte records Banana Boat Song)
1259         * Machine Interface added to lttng command line (--mi)
1260         * Java Log4j agent support (--log4j)
1261         * Kernel per syscall tracing
1262         * Multiple fixes.
1263
1264 2014-10-20 lttng-tools 2.5.1
1265         * Fix: handle sysconf possible negative returned value
1266         * Fix: channel deref. after NULL check in kernel consumer
1267         * Fix: check for kernel session metadata during init
1268         * Fix: incorrect cast in ust consumer assert
1269         * Fix: bad handling of incoming data in consumer thread
1270         * Fix: disable event for JUL domain
1271         * Fix: send disable ALL command code if event is *
1272         * Fix: make sure no index is in flight before using inactivity beacons
1273         * Fix: Parenthesize previous statement when adding conditions to a filter
1274         * Fix: parse_prob_opts return the actual success of the function
1275         * Fix: Man page typos
1276         * Fix: disable JUL event on destroy
1277         * Fix: unbalanced ustconsumer32_data.pid_mutex lock
1278
1279 2014-07-16 lttng-tools 2.5.0 (Take Your Poet to Work Day)
1280         * Fix: validate file path creds in autoload mode
1281         * Fix: change session file loading order
1282         * Fix: add Loading Sessions section to lttng-sessiond.8
1283         * Fix: add default session conf. dir to manpage
1284         * Fix: on session load, add it to the .lttngrc
1285         * Fix: clarify session conf. directory in man
1286         * Fix: filter error path could free invalid ptr
1287         * Fix: Create a lock file to prevent multiple session daemons
1288         * Fix: relayd stream set close_flag on stream close
1289         * Fix: ustctl_get_stream_id without UST support
1290         * Fix: avoid freeing invalid ptr in filter bytecode
1291         * Fix: get the stream_id when generating live beacons
1292         * Fix: use biggest subbuffer size for snapshot max-size
1293         * Fix: Possible memory leak when multiple config files are loaded
1294         * Fix: Clamp verbosity value read from config file
1295         * Fix: Unchecked strdup return values in set_option
1296
1297 2014-06-27 lttng-tools 2.5.0-rc2
1298         * Test: add JUL disable event tests
1299         * Fix: disable JUL event on UST side
1300         * Fix: accept override flag even without a load path
1301         * Fix: bad error code path when loading session
1302         * Fix: set session in output mode if URL are set afterwards
1303         * Fix: add a kernel context list to the channel
1304         * Fix: Add vpid, vppid and vtid info in add-context help
1305         * Fix: wrong behavior of save command when no session name is provided
1306         * Fix: missing context type string in save for ust context
1307         * Fix: wrong casting of return value
1308         * Fix: add dependency to libcommon for python binding
1309         * Fix: remove the default GIT_VERSION
1310
1311 2014-05-28 lttng-tools 2.5.0-rc1 (International Hamburger Day)
1312         * Save/load session feature
1313         * Daemon configuration file support
1314         * UST perf counter support with add-context
1315         * Kernel tracer probe user define list
1316         * Multiple fixes! The diff is just too big to put here.
1317
1318 2014-07-16 lttng-tools 2.4.2 (Take Your Poet to Work Day)
1319         * Fix: Create a lock file to prevent multiple session daemons
1320         * Fix: relayd stream set close_flag on stream close
1321         * Fix: ustctl_get_stream_id without UST support
1322         * Fix: get the stream_id when generating live beacons
1323         * Fix: missing include for getpwuid()
1324         * Fix: add a get HOME dir fallback to getpwuid
1325         * Fix: don't set enabled flag is session start fails
1326         * Fix: logger name dropped from filter condition when loglevels are used
1327         * Fix: memory leak in lttng_enable_event_with_exclusions
1328         * Fix: check malloc return value
1329         * Fix: static array larger than necessary
1330         * Fix: set session in output mode if URL are set afterwards
1331         * Fix: Add vpid, vppid and vtid info in add-context help
1332         * Fix: alignment problems on targets not supporting unaligned access.
1333         * Fix: possible use after free in consumer
1334         * Fix: improve and update lttng.h comments
1335         * Fix: JUL filtering for event *
1336         * Fix: deny overwrite mode and num subbuf less than 2
1337         * Fix: remove bad option in enable channel --help
1338         * Fix: implicit conversion from enumeration
1339         * Fix: clarify man page lttng.1
1340         * Fix: Copy-pasted PERROR messages may be misleading
1341         * Fix: incorrect printf format
1342         * Fix: handle ENOENT when creating a kernel event
1343         * Fix: move JUL filter creation to a function
1344         * Fix: JUL filtering done on the UST level
1345         * Fix: Don't include the binary in the live test's EXTRA_DIST
1346         * Fix: add JUL filter to UST event on logger_name
1347         * Fix: Racy event validation in tests
1348         * Fix: rework utils_parse_size_suffix
1349
1350 2014-04-08 lttng-tools 2.4.1 (OpenSSL heartbleed day)
1351         * Fix: don't delete stream from connection recv list
1352         * Fix: use after free of a relayd stream
1353         * Fix: don't print stream name in error message
1354         * Fix: take session list lock when listing tp
1355         * Fix: add consumer wake up pipe to avoid race
1356         * Fix: don't spawn relayd if URL is provided
1357         * Fix: don't ask data pending if session was not started
1358         * Fix: missing test file in EXTRA dist
1359         * Fix: allow empty URL for live session creation
1360         * Fix: missing valid return code when adding an URI to consumer
1361         * Fix: syntax error in lttng.1
1362         * Fix: check relayd fd leak in lttng cmdline
1363         * Fix: remove unused tp in high-throughput test
1364         * Use autoconf AM_MAINTAINER_MODE.
1365         * Fix: clang 'constant-out-of-range-compare' warning
1366         * Fix: Unchecked session pointer when destroying a connection in relayd
1367
1368 2014-02-28 lttng-tools 2.4.0 (Public Sleeping Day)
1369         * Fix: improve lttng with live by spawning relayd
1370         * Fix: relayd should listen for viewers on localhost only by default
1371         * Fix: handle loglevel range ALL in list command
1372         * Tests: add JUL test for multiple loglevel
1373         * Fix: index JUL event by name *and* loglevel
1374         * Fix: JUL to enable user and root tracepoints
1375         * Fix: handle the registration done command for JUL
1376         * Test fix: use temp file sync. of test app
1377         * Fix: keep metadata channel attr in UST session
1378         * Tests fix: Missing waitpid in fork test
1379         * Fix: add loglevel type to lttng list <name>
1380         * Fix: minor rephrasing of the lttng.1 man page
1381         * Fix: Warn user if JUL port is already being used
1382         * Fix: add some sane default values to --live opt
1383         * Fix: possible NULL deref. in sessiond error path
1384         * Fix: flag that kernel streams FDs has been sent
1385         * Fix: forbid session name creation if contains /
1386         * Fix: don't start session if no channel
1387         * Fix: add missing relayd option to man page
1388         * Fix: report error if consumer can't be spawned
1389         * Fix: lttng list -u <name> should only list UST
1390         * Fix: kernel channel destroy on consumer if sent
1391         * Fix: only create UST metadata on start trace
1392         * Revert "Fix: wrong condition on startup for low-activity streams"
1393         * Fix: missing big endian conversion for one index field
1394         * Fix: wrong condition on startup for low-activity streams
1395         * Fix: perror on index directory creation error
1396         * Comments fix: lttngerr.h -> error.h (./Changelog:754)
1397         * Fix: consumerd errors on exit
1398         * Fix: scanf unbounded input
1399         * Fix: miscellaneous memory handling fixes
1400         * Fix: add missing VALGRIND ifdef checks and documentation
1401
1402 2014-02-14 lttng-tools 2.4.0-rc5
1403         * Fix: steal channel key in the consumer to avoid race
1404         * Fix: change ERR statement to DBG in kernel read subbuffer
1405         * Fix: handle snapshot ENODATA in live timer
1406         * Fix: relayd leak on error in consumer splice()
1407         * Fix: protect close_write_flag with the rotation lock
1408         * Man: clarify loglevel for JUL domain
1409         * Fix: Define __STDC_LIMIT_MACROS to fix C++ builds
1410         * Fix: bad indentation of lttng list in man page
1411         * Fix: wrong data structure used in commit df41f83
1412         * Fix: add missing optional dependency to babeltrace in README
1413         * Fix: cleanup inconsistent use of spaces/tabs in README
1414         * Fix: only set the new_streams flag if a viewer is attached
1415         * Fix: lttng-live documentation
1416         * Fix: remove dead code in relayd live code
1417         * Fix: use after free error code path
1418         * Fix: wrong sizeof argument in live viewer create session
1419         * Fix: zero out the reply structure in viewer_connect
1420         * Fix: write index only if fd is valid
1421         * Fix: cleanup relayd on any I/O error in read subbuffer mmap
1422         * Fix: memory/fd leak when cleaning streams in channel
1423         * Fix: destroy streams in consumer del channel
1424         * Fix: add missing urcu wfqueue headers in relayd
1425         * Fix: in lttng_read/write deny count bigger than the possible returned value
1426         * Fix: fd leak when closing metadata stream
1427         * Fix: read subbuffer mmap/splice signedness issue
1428         * Doc: live protocol clarifications
1429         * Fix: remove unused create_viewer_session option
1430         * Fix: don't sleep(1) on the consumer ready flag
1431         * Fix: free viewer session in connection_free()
1432         * Fix: add missing ctf trace delete before destroy
1433         * Fix: don't delete ctf trace while in snapshot mode
1434         * Fix: add flag to create session command and fix tests
1435         * Fix: cleanup indef guards following the rename
1436         * Fix: merge issue with thread quit pipe
1437         * Fix: use uint32_t for metadata_flag in viewer's ABI
1438         * Fix: check for new streams in all attached sessions
1439         * Fix: Move static functions up in the code
1440         * Fix: allow attach command to multiple sessions
1441         * Fix: handle session hang up in get_new_streams
1442         * Fix: force the client to create a viewer session before attaching
1443         * Fix: Namespace lttng-viewer-abi
1444         * Fix: relayd connection object refactor
1445         * Fix: big relayd cleanup and refactor
1446         * Fix: code refactoring of viewer streams in relayd
1447         * Fix: handle new streams in live mode in relayd
1448         * Fix: notify the viewer if new streams got added
1449         * Fix: send the streams sent message after metadata
1450         * Add extern C to the health-check header
1451         * Fix: memory leak in unit test
1452         * Man: add JUL DOMAIN section to lttng.1
1453         * Fix: handle invalid URL passed to lttng_create_session_live
1454         * Fix: add --jul-tcp-port to sessiond man page
1455         * Fix: measure UST clock offset with best sample (v2)
1456         * Fix: remove free in unit test not needed anymore
1457         * Fix: relay create session for version before 2.4
1458         * Fix: memory leak when UST events are enabled with exclusions
1459
1460 2014-01-29 lttng-tools 2.4.0-rc4
1461         * Fix: add -b, --background option
1462         * health check tests: test relayd and consumerd
1463         * tests: Add stop_lttng_relayd_nocheck
1464         * Fix: add missing JUL loglevel handling
1465         * relayd: add testpoints
1466         * relayd: use same pipe for live and main
1467         * Cleanup relayd live comment
1468         * Fix: relayd: add LPOLLERR to events
1469         * Fix: relayd: notify parent of readiness when all threads ready
1470         * Fix: tests: start relayd in background mode (-b)
1471         * lttng-relayd: implement background cmd line option
1472         * sessiond: add missing testpoints
1473         * tests: use --background for session daemon
1474         * sessiond: add --background argument
1475         * Use lib common daemonize
1476         * Fix: sessiond: wait for health check readiness
1477         * Fix: relayd: initialize lttcomm inet
1478         * Consumer: add testpoints
1479         * Fix: consumerd: HT init/teardown with program
1480         * Cleanup: lttng-ctl-health comment
1481         * Add daemonize() to libcommon
1482         * Fix: tests: wait for consumerd to complete
1483         * Fix: consumerd: use DBG rather than DBG2
1484         * Fix: consumerd: only return readiness when health is ready
1485         * Fix: consumerd should initialize lttcomm
1486         * Fix health check: signal parent before exit testpoint
1487         * Test health: add test_thread_ok
1488         * health check: change --relayd-path arg to --relayd-path=arg
1489         * relayd: add LTTNG_RELAYD_HEALTH env var
1490         * Add sessiond/SESSIOND_ prefix to sessiond testpoints
1491         * Fix: zero out data structure before using it
1492         * Fix: delete metadata stream before destroying it
1493         * Fix: report to client when snapshot will be empty
1494
1495 2014-01-14 lttng-tools 2.4.0-rc3
1496         * Fix: metadata stream should be always flagged as ready
1497         * Fix: wrong check before destroying the viewer metadata stream
1498         * Fix: race with the viewer and readiness of streams
1499         * Fix: missing reset when listing UST fields for multiple PIDs
1500         * Fix: filter: check binary op nesting
1501         * Fix: relayd cmd line option for live port
1502         * Fix: remove break in epoll loop of apps. thread
1503         * Fix: wrong comment in snapshot public API
1504         * Fix: clear the CTF traces when all the streams are closed
1505
1506 2013-12-10 lttng-tools 2.4.0-rc2
1507         * Fix: close connection on incompatible version check
1508         * Fix: fields alignements in live protocol
1509         * Tests: add regression test for Java JUL support
1510         * Fix: possible use after free
1511         * Fix: remove unused code in session daemon
1512         * Fix: string format with unsigned value
1513         * Fix: remove useless assert
1514         * Fix: bad logical check of error codes
1515         * Fix: resource leak in enable-event command
1516         * Fix: unchecked return value in ust app delete
1517         * Fix: dereference after null check in UST registry
1518         * Fix: Resource leak in ust registry
1519         * Fix: backported from urcu commit 92af1a30
1520         * Tests: fix racy tests and misleading output messages
1521         * Tests: fix bad argument parsing in test app
1522         * Fix: remove assert on fd in the read/write layer
1523         * Fix: missing lock/unlock when sending index
1524         * Fix: update back the metadata len sent on failure
1525         * Fix: don't fail on push metadata if no channel
1526         * Rename LTTng index in CTF index
1527         * Fix: set the enable all event command type
1528         * Fix: implicit conversion of enum types in sessiond
1529         * Fix: implicit conversion of enum types in consumer
1530         * Fix: comparison of unsigned enum expression >= 0
1531         * Fix: comparison of unsigned value agains < 0
1532         * Fix: create a fast and a long UST snapshot test
1533         * Tests: fix racy UST snapshot post mortem test
1534         * Tests: remove useless sleep when spawning sessiond
1535         * Add travis-ci configuration file
1536         * Add libuuid as dependency in README
1537         * Tests: add valid test cases to test_utils_expand_path
1538         * Tests: add symlink tests for test_utils_expand_path
1539         * Fix: utils_expand_path now works for paths that ends with '/.' or '/..'
1540         * Fix: comment indentation
1541         * Add missing copyright to utils.c
1542         * Fix: use non block waitpid to lookup child state
1543
1544 2013-11-15 lttng-tools 2.4.0-rc1
1545         * Live streaming support
1546         * Health check support in consumer and relayd
1547         * Event exclusion support
1548         * Java Util Logging support
1549         * Multiple fixes! The diff is just too big to put here.
1550
1551 2013-11-13 lttng-tools 2.3.1
1552         * Fix: typo in --sig-parent help
1553         * Fix: application SIGBUS when starting in parallel with sessiond
1554         * Fix: missing LTTNG_OK return value for snapshot
1555         * Fix: arguments in the wrong order for fd-limit
1556         * Fix: Some corrections to the lttng man page
1557         * Fix: recv creds comm should handle partial receive
1558         * Fix: set app socket timeout just after accept()
1559         * Fix typo in lttng snapshot add-output example of lttng(1)
1560
1561 2013-09-03 lttng-tools 2.3.0
1562         * Fix: remove periodical flush test from make check
1563
1564 2013-08-30 lttng-tools 2.3.0-rc3
1565         * Fix: hashtable: take split_count_order into account
1566         * Fix: remove wrong doing asserts in sessiond
1567         * Tests: fix periodical flush tests to stop app
1568         * Fix: correctly close metadata on sessiond thread shutdown
1569         * Fix: delete the trace directory used for the test
1570         * Fix: remove bad check after epoll wait in consumer
1571         * Fix: missing data pending signess conversion
1572         * Fix: consumer data pending for empty streams
1573         * Fix: hash table growth (for small tables) should be limited (v2)
1574         * Fix: run_as gid/uid test should return result to parent
1575         * Fix: missing check for metadata data pending
1576         * Tests: change buffers UID test to PID
1577         * Tests: fix health tests to use custom socket timeout
1578         * Fix: remove health test from fast regression
1579         * Use socket timeout value for tcp timeout if available
1580         * Fix: set the health delta tcp timeout aware
1581         * Get the maximum TCP timeout in sessiond
1582         * Fix: don't report error if UST app dies
1583         * Fix: support VPATH build for tests
1584         * Improve comments after review
1585         * Rename consumer socket fd to fd_ptr
1586         * Lock consumer data before fd check during destroy
1587         * Use single callsite for send/recv ops. for consumer in sessiond
1588         * Use consumer fd reference in consumer socket obj
1589         * Update bash completion
1590         * Add --list-commands option to the snapshot command
1591         * Reorder functions _lttng_cmd_* functions in bash completion
1592         * Use parse_size_suffix in snapshot
1593         * Fix: snapshot record error handling
1594         * Fix: improve error message when UST support is disabled
1595         * Fix: add missing short filter option in help
1596         * Fix: typo in configure.ac for version check
1597         * Fix: remove calibrate syscall option from code
1598         * Fix: snapshot should fail if no successful snapshot is taken
1599         * Fix: check UST float field mantissa length
1600         * Fix: add UST context in the same order the user enabled them
1601         * Introduce configure --with-lttng-system-rundir
1602         * Add .dirstamp to gitignore file
1603         * Fix: snapshot with multiple UIDs
1604         * Prepare for automake deprecation of missing subdir-objects
1605         * Fix: typos in --help and manpage
1606         * Fix: add-context without -c apply to all channels
1607         * Fix: channels can be _enabled_ after tracing is started, but not created
1608         * Fix filter parser segmentation fault with bison 3.0
1609         * Fix: typo in error msg
1610         * Fix: imprecise error message about root sessiond/tracing group
1611         * Fix: don't skip chmod if tracing group is not found
1612         * Tracepoint probes don't need extern C
1613         * Fix: Snapshot should be taken asap in core handler script
1614         * Fix: reset out_fd_offset when we rotate the trace file
1615         * Fix: LTTNG_ERR_NEED_ROOT_SESSIOND error message
1616         * inet/inet6 sockets: apply timeout
1617         * Implement timeout for connect ipv4/ipv6
1618         * Introduce LTTNG_NETWORK_SOCKET_TIMEOUT env. var
1619         * bash completion: add calls to _lttng_complete_sessions
1620         * bash completion: Fix copy-paste typo
1621         * Extras: Remove deprecated consumer commands in bash completion
1622         * bash completion: Remove underscores in handler function names
1623         * bash completion: Remove --event for add-context
1624         * Update gitignore
1625         * relayd: use version macros from build rather than scanf
1626         * sessiond: use version major/minor from build for communication with relayd
1627         * build: export major/minor/patchlevel numbers
1628         * Fix: Dead code when checking return value from (ust_app|kernel)_snapshot_record
1629         * Test: enable kernel events after start
1630         * Fix: kernel ctl error codes are based on errno
1631         * Fix: format string mismatch
1632         * test: test_periodical_metadata_flush shrink timer period, kill app
1633         * Fix: format string type mismatch
1634         * snapshot howto: update text
1635         * Add snapshot howto
1636
1637 2013-07-19 lttng-tools 2.3.0-rc2
1638         * Add core-handler README to dist tarball
1639         * extras: core-handler: simplify, allow usage from tracing group
1640         * Cleanup: add missing dot
1641         * Fix: documentation: create name and options
1642         * Add core dump snapshot handler script
1643         * Fix: sym name len (kernel)
1644         * Fix: tests: provide channel name when a non-default channel exists: per-pid
1645         * Fix: tests: provide channel name when a non-default channel exists
1646         * Fix: data pending race
1647         * Fix hang in make check snapshots/test_ust
1648         * Cleanup: ust-consumer: wrong indentation
1649         * Fix: print dots while waiting for data availability
1650         * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
1651         * Fix: (slight UI change) refuse missing -c if non-default channel exists
1652         * Fix: push metadata on stop for per-UID buffers
1653         * README: update python documentation
1654         * Manpage: other layout cleanups
1655         * Manpage: cleanup layout of view
1656         * Manpage: cleanup layout of version
1657         * Manpage: cleanup layout of stop
1658         * Manpage: cleanup layout of start
1659         * Manpage: cleanup layout of snapshot
1660         * Manpage: cleanup layout of set-session
1661         * Manpage: cleanup layout of list
1662         * Manpage: cleanup layout of disable-event
1663         * Manpage: cleanup layout of disable-channel
1664         * Manpage: cleanup layout of enable-event
1665         * Manpage: cleanup layout of enable-channel
1666         * Manpage: cleanup layout of destroy
1667         * Manpage: cleanup layout of create
1668         * Manpage: cleanup layout of calibrate
1669         * Manpage: cleanup layout of add-context
1670         * Documentation: create --snapshot in manpage
1671
1672 2013-07-17 lttng-tools 2.3.0-rc1
1673         * Fix: add missing snapshot header to dist tarball
1674         * Documentation: fix thread quit pipe comment
1675         * Test for presence of bison and flex when building from git
1676         * Test UST snapshot with large metadata
1677         * Add test application with large metadata
1678         * Cleanup: remove redundant assignment
1679         * Fix: use per-uid buffer registry for UID buffer snapshots
1680         * cmd.c: fix typos in snapshot commands
1681         * Test snapshot per-uid post-mortem
1682         * Remove leftover fprintf
1683         * Fix deadlock: don't take channel lock in timer
1684         * Introduce channel timer lock
1685         * document lttng_ustconsumer_request_metadata locking constraints
1686         * consumer: remove unused lttng_ustconsumer_push_metadata
1687         * Document metadata_socket_lock nesting
1688         * lttng_ustconsumer_recv_metadata does not need all those locks
1689         * document metadata_switch_timer() deadlock
1690         * Fix: add missing metadata socket lock
1691         * document metadata_switch_timer() locking constraints
1692         * consumer: remove timeout for UST metadata
1693         * Introduce pipe for UST metadata cache and stream
1694         * consumer: replace DBG2() instances by DBG()
1695         * Introduce utils_create_pipe_cloexec_nonblock()
1696         * ust consumer: data_pending check is endpoint active
1697         * Fix: kernel consumer: data_pending check if endpoint active
1698         * consumer: explicitly set endpoint status to active at init
1699         * document consumer_metadata_cache_flushed use of consumer_data.lock
1700         * consumer: introduce channel lock
1701         * Merge branch 'master' of git://git.lttng.org/lttng-tools
1702         * Fix: update lttng snapshot help output
1703         * Man: fix part of snapshot documentation
1704         * Fix: set tracefile size test with PID buffers
1705         * Fix: Babelstats fail to parse output with no process name or pid
1706         * Missing NULL pointer init in tap.c
1707         * Fix: Unchecked asprintf/vasprintf return values
1708         * Add snapshots test to fast regression
1709         * Fix: kernel data unit test
1710         * Fix: snapshot returned valid LTTNG_ERR code
1711         * Add the number of snapshot taken to the output path
1712         * Fix: RCU read side lock unbalanced
1713         * Fix: zeroed snapshot output at init
1714         * Support del-output with an output name
1715         * Update man page with snapshot command
1716         * New UST default buffers is now per UID
1717         * Bump UST ABI major version for 2.3 release
1718         * Add snapshot mode to lttng list session
1719         * Fix: support temporary snapshot max size and name
1720         * Support snapshot max-size limitation
1721         * Tests: per-UID UST snapshot
1722         * Fix: snapshot support for UST and kernel in same session
1723         * Implement lttng create --snapshot command
1724         * Add create session snapshot API in lttng-sessiond
1725         * Add snapshot output init call that uses URIs
1726         * Fix: consumer err_sock cloexec
1727         * Callsite: add "ip" context
1728         * Fix: possible consumer sockets double close on cleanup
1729         * Automatically load kvm-x86 and kvm-x86-mmu probes.
1730         * Fix: consumer: use uint64_t for all sessiond_id
1731         * Fix: add gpl and lgpl files to tarball
1732         * Fix: don't install libtap system wide
1733         * Fix: close consumer sockets in sessiond cleanup
1734         * Fix: set globally visible flag to kernel stream
1735         * Fix: lttng: memory leak in snapshot record command
1736         * Fix: kernel-consumer: double-close
1737         * Fix: consumer: incorrect size zmalloc
1738         * Fix: don't try to send stream to relayd if not in streaming
1739         * Fix: relayd refcount updates for stream
1740         * Fix: don't send error to sessiond on orderly shutdown
1741         * Fix: bad pathname used when sending kernel stream to relayd
1742         * Fix: add globally visible flag in stream
1743         * Fix: destroy metadata stream on setup metadata error path
1744         * Fix: send kernel stream to relayd only if needed
1745         * Fix: destroy streams for kernel snapshot sessions as well
1746         * Fix: close and destroy metadata stream after a kernel snapshot
1747         * Fix: print errno message on connect() error
1748         * Fix: possible double-close on stream out_fd
1749         * Fix: session ID signess to uin64_t in sessiond
1750         * Tests: fix validation trace path in kernel snapshot
1751         * Tests: Add UST snapshot local and streaming
1752         * Add UST snapshot support
1753         * Fix: consumer_add_relayd_socket() report errors to sessiond
1754         * Fix: add missing enum lttcomm_return_code entries
1755         * Fix: UST per-UID channels persist across application teardown
1756         * Fix: kernel snapshot metadata handling and error paths
1757         * Fix: coding style and debug statement
1758         * Fix: put subbuffer back in kernel snapshot error path
1759         * Fix: overflow in uri_to_str_url
1760         * Fix: detect the correct version of LTTng-UST
1761         * Fix: sessiond: use uint64_t for all session ids
1762         * Tests: add kernel snapshot streaming to root regression
1763         * Tests: remove debug output from test
1764         * Tests: Add kernel snapshot streaming
1765         * Fix: use snapshot consumer output for kernel
1766         * Fix: periodical flush check trace before stop
1767         * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
1768         * Fix UST channel/stream output assignation
1769         * Fix: send per-pid session id in channel creation
1770         * Fix: consumer double-close on error
1771         * Update URCU detection to correctly check for a 0.7 version
1772         * Fix: snapshot path
1773         * Add utils function to format current time as a string
1774         * Fix: set hidden attribute to utils_* calls
1775         * Fix: consumer handling of metadata for relayd
1776         * Add kernel snapshot support
1777         * Support flight recorder mode for a session
1778         * Implement snapshot commands in lttng-sessiond
1779         * Add snapshot command to lttng UI
1780         * Initial import of the snapshot ABI/API in lttng-ctl
1781         * Use the consumer stream API in consumer_del_stream()
1782         * Add consumer-stream.c/.h in libconsumer
1783         * Move multiple URLs parsing fct from lttng-ctl to uri.c
1784         * Add a lttng-ctl header to facilitate code separation
1785
1786 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
1787         * STABLE VERSION
1788         * Fix: if relayd is unreachable, disable consumer for the session
1789         * Fix: possible infinite loop in disable ust event
1790         * Fix: don't enable a channel if a session was already started
1791         * Fix: bad type for the relayd id
1792         * Fix: add debug statement in kernel flush metadata
1793         * Fix: destroy default created channel if add-context fails
1794         * Fix: clarify tracefile size/count in lttng.1 man
1795         * Fix: don't stop a session that was not previously started
1796         * Fix: update lttng.1 man page
1797         * Fix: bad protocol flow between sessiond and consumerd
1798         * Fix: kernel memory leak in error path
1799
1800 2013-06-20 lttng-tools 2.2.0-rc3
1801         * Multiple memory and fd leak fixes in sessiond and consumerd
1802         * Test: stress test added to the repository but not in make check
1803         * Using LTTNG_HOME environment variable if exists, with fallback to HOME
1804         * Implement health check for app registration dispatch
1805         * Implement health check for app notification thread
1806         * Revert "Improve channel listing output format"
1807         * Fix: use lttng pipe to send new stream to thread
1808         * Change consumer_metadata_pipe to be a lttng_pipe
1809         * Change consumer_data_pipe to be a lttng_pipe
1810         * Add wrappers for pipe
1811         * Add --version command-line option to lttng.
1812         * Add --with-lttng-ust-prefix config option.
1813         * Fixes from coverity scan.
1814         * Stability fixes
1815         * RCU hash table are now destroyed in a seperate thread in sessiond
1816
1817 2013-05-09 lttng-tools 2.2.0-rc2
1818         * Fix: split UST per UID/PID default values
1819         * Fix: don't start the relayd with a wrong --output dir
1820         * Fix: Erroneous automatic session name when streaming
1821         * Fix: wrong data port when listing session's URI
1822         * Fix: don't create a channel on an enable channel
1823         * Tests: Add missing test_utils_parse_size_suffix to unit tests
1824         * Fix: print lttng strerror on enable event with filter
1825         * Fix: change relayd protocol version to 2.2
1826         * Fix: reset current size for tracefile rotation
1827         * Fix: remove extra -I for python bindings
1828         * lttng UI: round up trace file size to subbuf size if needed
1829         * Fix lttng UI: fix arg parsing, round size to next power of two
1830         * Fix: check errors in lttng command argument values
1831         * Implement get_count_order in lttng utils
1832         * lttng cli: Accept human readable sizes for --subbuf-size
1833         * Unit tests: don't rebuild units under test
1834         * Fix: consumerd metadata channel/cache/timer races
1835         * Fix: consumerd channel destroy race
1836         * Cleanup: document RCU read-side lock better
1837         * consumer relayd interaction: fix segfaults
1838         * Fix: change order of fd get to fix error path
1839         * Fix: fd leak when creating UST metadata channel
1840         * Fix: fd leak on error
1841         * Fix consumerd fd leak
1842         * Fix RCU-related hangs: incorrect lttng_ht_destroy use
1843         * rculfhash: check for callers from RCU read-side C.S.
1844         * Fix: don't call hash table destroy under rcu read-side c.s.
1845         * Documentation: import updated comments from urcu
1846         * Fix: segfault in buffer_reg_channel_destroy()
1847         * Fix: add missing goto error in UST consumer
1848         * Fix: no need to use run_as_open in the relayd
1849         * Fix: typo in enable-channel man and help
1850         * Fix: add some missing hidden attribute
1851         * Fix: per-uid buffers should only be flushed once on stop
1852         * Cleanup: Use own mutex within timer setup/teardown
1853         * Fix: channel management thread should hold a refcount
1854         * Fix: move metadata cache setup before ownership passing
1855         * Fix: consumer metadata switch timer error handling
1856         * Fix: set ptr to NULL to suppress old gcc warnings
1857         * Fix: linking order of libraries
1858         * Fix: multiple type mismatch in debug statement
1859         * Fix: remove mention of trace directory layout in quickstart doc
1860         * Fix: remove unused path variables from session obj
1861         * Fix: update lttng.1 man and enable-channel help with read timer size
1862         * Fix: use channel per domain default values
1863         * Fix: typos in the code base
1864         * Fix: deny multiple event types with enable-event
1865         * Fix: deny the same port for data and control URL
1866         * Fix: reset consumer destination when changing URIs
1867         * Fix: don't allow different control and data destination
1868         * Fix: typos in error strings
1869         * Improve channel listing output format
1870         * Fix: enable-channel accepts mismatched option
1871         * Fix: validate buffer type for UST channel creation
1872
1873 2013-03-28 lttng-tools 2.2.0-rc1
1874         * Add UST per UID buffers support
1875         * UST metadata generation are created on the sessiond side
1876         * Move LTTng-UST buffer ownership from application to consumer
1877         * Add a UST registry of events and channel in the sessiond
1878         * UST periodical metadata flush
1879         * Refactor tests to use prove and tap
1880         * Support for trace file rotation for the relayd and on disk
1881         * Support per-context filtering
1882         * Add channel wakeup fd to monitor close
1883         * Deprecate enable/disable-consumer
1884         * Multiple fixes and memory leak fix.
1885
1886 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
1887         * STABLE VERSION 2.1.0-stable - "Basse Messe"
1888         * Multiple minor fixes
1889         * Multiple memory and fd leaks
1890         * Fix: Off by one in seq num for data pending command
1891         * Fix: flag metadata stream on quiescent control cmd
1892         * Fix: prioritize control socket communication in relayd
1893         * Fix: poll and epoll fd set reallocation
1894         * Fix: add missing goto pending if data is inflight
1895         * Fix: remove ua_sess->started assert on stop trace
1896         * Set classes of traffic in high_throughput_limit
1897         * Fix: use the poll wait ret value when iterating on fd(s)
1898         * Fix: force the poll() return value to be nb_fd
1899         * Fix: Wrong check of node when cleaning up ht
1900         * Fix: set started flag of ust app after ustctl
1901         * Fix: memory leak in add relayd socket error path
1902         * Fix: add packed attribute to filter structure
1903         * Fix: Add missing health code update for consumer command
1904         * Add LTTNG_PACKED macro
1905         * Fix data pending for inflight streaming
1906         * Map session id of relayd and sessiond in consumer
1907         * Add the relayd create session command
1908         * Make the consumer sends a ACK after each command
1909         * Remove MSG_WAITALL on every recvmsg() socket typ
1910         * Fix: Add missing relayd ht cleanup and ht destroy
1911         * Fix: Relayd and sessiond version check
1912         * Fix: protect consumer_find_channel with rcu locking
1913         * Fix: don't steal key when adding a metadata stream
1914         * Consumer hold stream mutex for add stream
1915
1916 2012-12-03 lttng-tools 2.1.0-rc9
1917         * Fix: set the stream ht static in consumer file
1918         * Update sessiond man page with new env var
1919         * Update lttng.1 man page
1920         * Fix: enable-consumer for all domains missing dir
1921         * Fix: Add missing fct prototypes when disabling UST
1922         * Fix a typo in lttng-probe-module name
1923         * Assign values to enum lttcomm_sessiond_command
1924         * Fix: run health test only if root
1925         * Clarify empty string/NULL filter errors
1926         * Fix: add missing padding for UST filter
1927
1928 2012-11-22 lttng-tools 2.1.0-rc8
1929         * Fix: Uninit. variable in lttng view
1930         * Add already enabled UST event error code
1931         * lttng.h API update: set filter becomes enable event with filter
1932         * Change the UST event hash table match function
1933         * Pass lttng_event struct to the set_filter API call
1934         * Adding context to an event is no longer possible
1935         * Add UST overlap tests
1936         * Add filter sequence number to UST
1937         * Fix: Typo from a previous patch in an assert()
1938         * Fix: Warn if session is running with lttng view
1939         * Fix: Add bash requirement to README for make check
1940         * Fix: add the notion of domain to lttng.1 man page
1941         * Enable additional kernel probes
1942         * Update CodingStyle
1943         * Use the new functions for default subbuf sizes
1944         * Add default subbuf sizes getter functions
1945         * Add max() and min() macro in common
1946
1947 2012-11-13 lttng-tools 2.1.0-rc7
1948         * Fix: Add pointer check when freeing poll events
1949         * Fix: FD leak on thread error
1950         * Fix: Wrong fd used by kernel_wait_quiescent
1951         * Support new lttng-ust error code
1952         * Fix: Don't set filter if enable event fails
1953         * Fix: Wrong data port when listing session
1954         * Fix: Enable event after start command
1955         * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
1956         * Add a timeout to UST application socket
1957         * Fix: Consumerd error socket connect race
1958         * Fix: Set CLOEXEC flag on every created sockets
1959         * Remove consumer poll timeout in data thread
1960         * Fix: RCU hash table seed
1961         * Fix: Do not install health tests helper libraries
1962         * Fix: Create default channel on add-context if none
1963         * Support new liblttng-ust-ctl error code
1964         * Fix: Add EPIPE error handling on buffer splice
1965         * Fix: Channel creation error return code was not set
1966         * Fix: Wrong poll events on UST application socket
1967         * Fix: Remove dependency to urcu-cds in tools tests
1968         * Fix: Missing librt dependency in configure check for lttng-ust-ctl
1969         * Fix: Don't append datetime to default session name
1970         * Fix: Deny session creation name 'auto'
1971         * Fix: Add space for stream name CPU number
1972         * Fix: Add output option to enable-channel command
1973
1974 2012-11-02 lttng-tools 2.1.0-rc6
1975         * Tests: Add filtering tests for uncovered cases
1976         * Fix: Sync issue when deleting a data stream
1977         * Rename data_available to data_pending
1978         * Fix: consumer health state
1979         * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
1980         * Fix: Bad return error code handling
1981         * Fix: Use after free() of the rundir string
1982         * Fix: Cleanup UST app session on ustctl create session error
1983         * Fix: add missing pthread_join in sessiond
1984         * Fix: free running directory string
1985         * Fix: UST app clean list node usage
1986         * Add liblttng-ctl destructor to cleanup memory
1987         * Fix: Cleanup URIs on teardown
1988         * Fix: relayd memleaks
1989         * Fix: Memory leaks of allocated URIs
1990         * Fix: consumer output memory leak on creation
1991         * Fix: missing addrlen initialization before accept(2)
1992         * Fix: relayd trace file padding memleak
1993         * Fix: Remove useless consumer subdir string concatenation
1994         * Fix: lttng create allocated path memleak
1995         * Fix: Cppcheck memleakOnRealloc mistake
1996         * Fix: Synchronization issue for data available command
1997         * Fix: consumer relayd cleanup on disconnect
1998         * Fix: Handle the unary bitwise negation operator (~) in the XML printer
1999         * Fix: Possible memory leaks when creating filter IR root node
2000         * Fix: Delete stream on write error in consumer
2001         * Fix: Error handling when sending relayd sockets to consumer
2002         * Add stream lock comment for nesting
2003         * Fix: Mutex and RCU lock nesting in consumer
2004         * Fix: Uninitialized ret code
2005         * Fix: Remove bad condition and fix overflow issue
2006         * Fix: consumerd pthread error flow
2007         * Fix: Set a single return point and mutex unlock
2008         * Fix: Remove useless NULL and zero assignment
2009         * Fix: segfault on create session with two URLs
2010
2011 2012-10-22 lttng-tools 2.1.0-rc5
2012         * Fix: Remove network stream ID ABI calls
2013         * Tests: Add filtering tests
2014         * Wait for data availability when stopping a session
2015         * Relayd data available command support
2016         * Lib lttng-ctl data available command support
2017         * Consumer daemon data available command support
2018         * Add data structure for the data available command
2019         * Change the metadata hash table node
2020         * Make stream hash tables global to the consumer
2021         * Move add data stream to the data thread
2022         * Rename consumer threads and spawn them in daemon
2023         * Fix: relayd close stream command was not working
2024         * Fix: Relayd and consumerd socket leaks
2025         * Fix: Missing -ENODATA handling in the consumer
2026         * Fix: Empty metadata buffer(s) on HUP|ERR
2027         * ABI with support for compat 32/64 bits
2028         * Fix: Stream allocation and insertion consistency
2029         * Fix: output number of bytes written by relayd
2030         * Add hash table argument to helper functions
2031         * Fix: Add missing call rcu and read side lock
2032         * Tests: Fix LD_PRELOAD library lookup path for health tests
2033         * Fix: Add arbitrary wait period for kernel streaming test
2034         * Fix coding style and add/change debug statements
2035         * Fix: Build out of src tree
2036         * Tests: Add health check tests to configure
2037         * Tests: Add health check thread stall test
2038         * Tests: Add health check thread exit test
2039         * Tests: Add a health check utility program
2040         * Add testpoints in lttng-sessiond for each threads
2041         * New testpoint mechanism to instrument binaries for testing
2042         * Fix: off-by-one in comm proto between lttng-ctl and sessiond
2043         * Fix: Metadata stream leak when received in consumer
2044         * Fix: consumer_allocate_stream error handling
2045         * Fix: consumer should await for initial streams
2046         * Fix: Missing rcu read side lock in consumer
2047
2048 2012-09-26 lttng-tools 2.1.0-rc4
2049         * Fix: Change sempahore to pthread conditions
2050         * Fix: relayd relay_send_version: handle sscanf return code
2051         * Fix relayd: NULL ptr deref
2052         * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
2053         * Tests: add print bytecode to filter grammar test
2054         * Cleanup: assign values to bytecode opcodes
2055         * Fix: Filter: Fix allocation length error
2056         * Fix: Filter: add missing ast free
2057         * Tests: Add high throughput with bandwidth limits test
2058         * Fix: Returned code when listing kernel channel
2059         * Tests: Rename helper functions to have consistent names
2060         * Tests: Cleanup redundant code and use printing helper functions
2061         * Tests: Add helper functions for printing status and banner
2062         * Tests: Add a check for color support when printing status
2063         * Fix: Lib lttng-ctl on error returns lttng code
2064         * Fix: lttng_set_event_filter() was returning bad error code
2065         * Fix: printing [no write] on lttng list -uf
2066         * Fix: Disable event on filter error with lttng
2067         * Fix: Wrong returned error code on UST enable event
2068         * Add consumer commands to lttng.1 man page
2069         * Add lttng_health_check(3) man page
2070         * Fix: Remove LPOLLNVAL from consumer metadata revents
2071         * Fix: Mismatch of field name between ust and tools
2072         * Add the written value when listing fields
2073         * Fix: Consumer return value check after mmap/splice
2074         * Don't send the subbuffer padding for streaming
2075         * Fix: Returned error code in consumer on read buffer
2076
2077 2012-09-12 lttng-tools 2.1.0-rc3
2078         * Fix: Relayd fix ret value when adding a connection
2079         * Add new thread in consumer for metadata handling
2080         * Fix: consumer recv command error path
2081         * Fix filter: fix recent regressions
2082         * Update lttng-ust-abi.h from upstream lttng-ust
2083         * Fix: Accept bytecode of length 65536 bytes
2084         * Fix: Generation of bytecode longer than 32768 bytes fails
2085         * Fix: Filter bytecode alloc buffer size must be a power of 2
2086         * Add lttng-ctl SWIG python bindings
2087         * Add C++ support to API header files
2088         * Librarify filter in liblttng-ctl and hide symbols
2089         * Set hidden visibility for calls used in lttng-ctl
2090         * Notify the user if a filter is already enabled
2091         * Install lttng-error.h and include it in lttng.h
2092         * Add lttng-error.h containing every API err. code
2093         * Fix: missing hostname context
2094
2095 2012-08-22 lttng-tools 2.1.0-rc2
2096         * Fix: put back 2.0 output text for lttng create cmd
2097         * Fix: remove set subdir call that uses bad ptr
2098         * Filter: Handle the unary bitwise not operator (~) with an unsupported
2099         * Fix: missing mutex unlock on register consumer err
2100         * Remove underscore from ifndef of lttng.h
2101         * Remove unused define in lttng.h
2102         * Standardize lttng command line usage text
2103         * Merge duplicate code in consumer for destroy relayd
2104         * Merge duplicate code in consumer for add relayd
2105         * Fix: Possible buffer overflows in strncat() usage
2106         * Move code out of main.c and fix some issues
2107
2108 2012-08-17 lttng-tools 2.1.0-rc1
2109         * Feature: Network Streaming
2110         * Add the lttng-relayd binary for network streaming
2111         * Support user space tracer filtering
2112         * Multiple fixes
2113
2114 2012-04-19 lttng-tools 2.0.1
2115         * Fix: test script for kernel module validation
2116         * Fix: report error to client on consumerd error
2117         * Fix: add missing ht_destroy at consumer teardown
2118         * Fix: consumer fd recv thread should write into non-blocking pipe
2119         * Fix: work-around glibc __nptl_setxid vs clone hang
2120         * Fix: consumer fd recv poll should be sensitive to POLLPRI too
2121         * Fix consumer lttng_consumer_poll_socket poll revents check bug
2122         * Fix: increase consumer open files limit
2123         * Update README: document dep on modprobe for kernel tracing
2124         * Fix: wait for sessiond to stop in tests
2125         * Fix: remove unused return variable
2126         * Don't report back error on syscalls fail for -a -k
2127         * Fix: destroy context hash table being NULL
2128         * Fix: make lttng expand path for trace output opt
2129         * Fix: return value signedness
2130         * Fix: man page environment variable name error
2131         * Fix: check return value on getenv USER
2132
2133 2012-03-20 lttng-tools 2.0.0
2134         * Fist STABLE version
2135         * Add version name: Annedd'ale
2136
2137 2012-03-20 lttng-tools 2.0.0-rc4
2138         * Fix: add small detail to enable-channel man page
2139         * Fix: warned of arbitrary time for ust-nprocesses test
2140         * Fix. add limitation to man page
2141         * Fix: minor changes to lttng.1
2142         * Fix: add exit values to lttng.1 man page
2143         * Fix: add delay before validating apps in test nproc
2144         * Fix: error handling in lttng enable-event
2145         * Fix: document structure init. to 0 in lttng.h
2146         * Fix: uninitialized variable
2147         * Keep track of FD used for UST applications (v2)
2148         * Fix: lttng view, error message and exit code
2149         * Small fixes to lttng man pages (v2)
2150         * Fix: handle EINTR for sendmsg syscall
2151         * Fix: lttng UI exit value and error message
2152         * Fix: session lock use after free
2153         * Fix kernel_list_events memleaks
2154         * Fix debug message use uninitialized variable
2155         * Fix: trace_ust_destroy_metadata should check for NULL pointer
2156         * Fix: various memleaks
2157         * Fix: hash table allocation out of order on error
2158         * fix: lttng_ht_destroy memleak
2159
2160 2012-03-16 lttng-tools 2.0.0-rc3
2161         * Fix: missing headers for make dist
2162         * Fix: install lttng-consumerd in lib/lttng/libexec/
2163         * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
2164         * Fix: consumer CPU hotplug support
2165         * Fix: double PID registration race
2166         * Make libcompat independent not to confuse automake
2167         * Clarify the license of lttng-ust-abi.h
2168         * Fix: License header
2169         * Fix: wrong return value on consumer socket creation
2170         * Fix: test for UST invalid channel parameters at channel creation
2171         * Fix: recvmsg should handle EINTR
2172         * Fix: error.h non-static variables for liblttng-ctl
2173         * Fix: missing _GNU_SOURCE define
2174         * Fix: improve need root for kernel tracing error message
2175         * Fix: start/stop lttng message error
2176
2177 2012-03-02 lttng-tools 2.0.0-rc2
2178         * Fix: meaningful error message
2179         * Fix: UST consumer need to iterate on streams, just change their key
2180         * Fix: add missing rcu read lock across RCU HT iteration
2181         * Fix: kernel session closes fd 0 after create
2182         * Fix: sendmsg EPIPE should be quiet by default (expected)
2183         * Fix: thread_registration_apps should set its local sock to -1 when passing it
2184         * Fix: clock -> sock typo
2185         * Fix: consumer race: should allow reuse of FD key
2186         * Fix: Use PERROR all across lttng-tools, never make it quiet
2187         * Fix: test all close return values in sessiond
2188         * Fix: All perror turned into PERROR to show file and line number
2189         * Fix: large audit of close() use in sessiond main.c
2190         * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
2191         * Fix: incorrect close of fd 0 for syscall kernel event destroy
2192         * Fix: sessiond has incorrect missing 0 value in FD check
2193         * Fix: sessiond app listening: use posix-compliant poll flags
2194         * Fix: consumer printf type should match ssize_t (%zd)
2195         * Fix: make ust consumer posix compliant for poll flags
2196         * Fix security permission on lttng run directory
2197         * Fix: Display right loglevel_type in error message
2198         * Fix documentation in lttng.h
2199         * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
2200         * Fix: restart consumerd and sessiond when interrupted in poll()
2201         * Fix: handling bad channel when sending to consumer
2202         * Fix useless variable
2203         * Fix add-context returned error
2204         * fix: add missing break in command handling
2205         * fix: command handling: do not check domain for commands not requiring domain
2206         * fix: if tracing group does not exist, do not report a client error
2207         * Fix: run_as error handling
2208         * Fix usage note on -a
2209         * Revert FreeBSD compatibility layer
2210         * Fix: documented number of subbuffers is incorrect
2211         * Document that num-subbuf and subbuf-size need to be power of 2
2212         * Merge branch 'master' of git://git.lttng.org/lttng-tools
2213
2214 2012-02-20 lttng-tools 2.0.0-rc1
2215         * Fix lttcomm_close_unix_sock to actually close the socket
2216         * lttng-sessiond: Set group permissions explicitly
2217
2218 2012-02-16 lttng-tools 2.0-pre23
2219         * configure.ac: Fix consumerd64-libdir typo
2220         * Fix existing session daemon check
2221         * Fix missing session locks
2222         * Fix return value on ust app session create
2223         * Fix double start/stop trace
2224         * Fix ust app session started state on start trace
2225         * modprobe statedump, signal and timer lttng module
2226         * Fix hyphens in man pages
2227
2228 2012-02-14 lttng-tools 2.0-pre22
2229         * Add the bash-completion file to the dist tarball
2230         * Add the LICENSE file too
2231         * Package used for the Ubuntu LTS (feature freeze)
2232
2233 2012-02-13 lttng-tools 2.0-pre21
2234         * Fix licensing for hashtable/utils.c
2235         * Print loglevel value in list -u
2236         * Remove "<all> from MSG() when no loglevel is selected
2237         * Initial import of man lttng.1 and lttng-sessiond.8
2238         * Fix memory leak  master
2239
2240 2012-02-09 lttng-tools 2.0-pre20
2241         * New lttng view command
2242         * Multiple loglevel fixes
2243         * Fix list command
2244         * Fix session syscall listing
2245         * Multiple fixes across the code base
2246
2247 2012-02-02 lttng-tools 2.0-pre19
2248         * Update lttng ust ABI/API copy
2249         * Implement UST calibrate and change default
2250         * Add MSG_WAITALL to recvmsg of sessiond-comm
2251         * Check kernel version for tests
2252         * Add a '--list-options' option to each command.
2253         * First import of extras/ with lttng bash completion
2254         * Remove default defines from lttng.h
2255         * Fix lttng sessiond spawn wait race
2256         * Add CMD_WARNING error code
2257         * Fix context mapping for UST and kernel
2258         * Add kernel work-around for boot_id
2259         * Rewrites lttng-ctl's set_session_daemon_path
2260         * Fix memory lean in all lttng cli commands
2261         * Update loglevel ABI
2262         * Add padding to all ABIs for future development.
2263         * Improve error handling of lttng cli
2264         * Multiple fixes across the code base (nothing critical)
2265
2266 2012-01-23 lttng-tools 2.0-pre18
2267         * Complete change of the source directory tree
2268         * Move compat to common and create an internal lib
2269         * Rename lttngerr.h to error.h
2270         * Add kernel module version validation
2271         * Add UST version validation
2272         * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
2273         * Fix off-by-one and double list size instead of steady increment
2274
2275 2012-01-19 lttng-tools 2.0-pre17
2276         * Add and support the new hash table library
2277         * Add lttng hash table support to liblttng-consumer
2278         * RCU support for consumer's hash tables
2279         * UST consumer close shm fd after mapping it
2280         * Remove CLONE_VM flag for runas making gdb debugging impossible
2281         * Make MSG() print on stdout instead of stderr
2282         * Don't init kernel tracer if not root (UID=0)
2283         * Multiple fixes found when reaching max. number of open files
2284         * Add some UST tests
2285         * Multiple segfaults and assert error fixed
2286
2287 2011-12-23 lttng-tools 2.0-pre16
2288         * Per-user lttng-sessiond now fully functionnal
2289         * Fix nested double usage of hashtable iterators
2290         * Support creds passing between lttng and sessiond
2291         * Rename sessiond internal "uid" fields to "id"
2292         * Create all trace directories and files with client user credentials
2293         * Create output directory at session creation command
2294         * Only allow the user or group owning the session (or root) to control a session
2295         * Add disable kernel tracing option to sessiond
2296
2297 2011-12-13 lttng-tools 2.0-pre15
2298         * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
2299         * UST consumer 32/64 bit support
2300         * Multiple bug fixes
2301         * Multiple segfault, race and double lock fixes
2302         * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
2303         * UST loglevel support
2304         * ABIs now support 256 char event names
2305         * Dependency on libpopt >= 1.13
2306         * Dependency on URCU >= 0.6.7
2307         * Rename kernel-ctl.c/.h to kernel.c/.h
2308         * Change malloc to zmalloc in lttng-sessiond code
2309         * RCU hashtable support for all UST data structure
2310         * New libconsumer for UST, kernel and one generic
2311         * Change "--all" option from lttng command line
2312         * Remove function entry option to discourage its use
2313
2314 2011-09-30 lttng-tools 2.0-pre14
2315         * Syscall tracing support
2316         * Multiple bug fixes (nothing critical)
2317         * Add userspace RCU hash table to tree for dev
2318         * Update UST ABI
2319         * Fix epoll that did not handle EINTR
2320         * Liburcu >= 0.6.5 is needed from this release
2321         * Enabling all events also enable syscall tracing
2322         * Debug messages are now on stderr
2323         * Add basic data structure for UST support but not ready yet.
2324
2325 2011-08-25 lttng-tools 2.0-pre13
2326         * Memory leaks fixes and double lock list
2327         * Add UST registration with sychronisation
2328         * Use poll/epoll compatibility layer for the sessiond
2329         * Major code cleanup of ltt-sessiond/main.c
2330         * Increase listen() connexion limit
2331         * Fix bad enable-channel command
2332         * Rename trace.c/.h to trace-kernel
2333         * Multiple fixes on the poll management with the new epoll API
2334
2335 2011-08-25 lttng-tools 2.0-pre12
2336         * Multiple fixes
2337         * Fix kconsumerd handling custom channel output
2338         * Add lttng_register_consumer to register a custom consumer
2339         * Add multiples tests of the session daemon
2340         * Default kernel channel size/number changed
2341         * Support for UST application registration
2342         * Import LTTng UST 2.0 ABI
2343         * Send data to kconsumerd before tracing start
2344         * Export API of lib kernel consumer (liblttngkconsumerd)
2345
2346 2011-08-12 lttng-tools 2.0-pre11
2347         * New lttng API using the lttng_handle
2348         * Multiple fixes of kernel consumer
2349         * Register the consuming function and add a library context
2350         * Kernel consumer fix mmap/munmap
2351         * lttng-sessiond-comm header has been privatize
2352         * Kernel traces are written in the kernel/ directory
2353         * Add underscore to enable-channel command options
2354
2355 2011-07-29 lttng-tools 2.0-pre6
2356         * Fix enable multiple events
2357         * Add function entry feature
2358
2359 2011-07-28 lttng-tools 2.0-pre5
2360         * Fix Add context command
2361         * Fix auto session path creation
2362         * Fix bad strncmp at channel creation
2363
2364 2011-07-23 lttng-tools 2.0-pre4
2365         * Fix kprobe attributes
2366         * Fix channel creation when not found at event enable
2367         * Add safe list iteration
2368         * Add two tests into the git tree
2369         * Kernel consumer can be put in debug mode with -vv
2370         * Trace path is now created on the client side
2371
2372 2011-07-23 lttng-tools 2.0-pre3
2373         * Fix perf hw cache counter config values
2374
2375 2011-07-22 lttng-tools 2.0-pre2
2376         * Multiple fixes
2377         * New add-context options for perf counter and context
2378         * Using the install bin path from autotool for execl() call
2379         * Update quickstart guide
2380
2381 2011-07-20 lttng-tools 2.0-pre1
2382         * First prerelease of lttng-tools.
2383         * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1