ChangeLog

   1 2018-07-23 lttng-tools 2.10.5 (National Vanilla Ice Cream Day)
   2         * Fix: missing context enum values in session xml schema
   3         * Tests: add session auto-loading test cases
   4         * Bash completion: ignore namespace for xmllint parsing
   5         * Typo in ust consumer log message (channek -> channel)
   6         * Fix: use signed variable for refcounting of consumer_relayd_sock_pair
   7         * Fix: warning due to hash_key_str() being not const-correct
   8         * Print consumerd32/64/kernel configuration
   9         * Fix: calling ht_{hash, match}_enum with wrong argument
  10         * Fix: probes should be compared strictly by events metadata
  11         * Fix: test_ust-dl is generated at configure-time
  12         * Fix: cmd line options overwrite env variable config options
  13         * Fix: perform the initialization memory barrier out of loop body
  14         * Port: fix format warnings on Cygwin
  15         * Add missing include for ssize_t on Cygwin
  16         * Fix: sessions with agent channels fail to load
  17         * Fix: don't wait for the load thread before serving client commands
  18         * Fix: sessiond fails to launch on --without-ust configuration
  19         * Fix: agent thread poll set creation failure results in deadlock
  20         * Fix: test uses sizeof() on the wrong operand of strncpy
  21         * Fix: ret may be used uninitialized in sample_channel_positions()
  22
  23 2018-04-30 lttng-tools 2.10.4 (CERN announces WWW protocols will be free)
  24         * Fix build: in_git_repo is used before being set
  25         * Add DBG statement for TCP keep-alive options
  26         * Fix: unprivilieged sessiond agent port clashes with root sessiond
  27         * Fix: erroneous use of extern keyword
  28         * Fix: failure to launch agent thread is not reported
  29         * Fix: agent may not be ready on launch
  30         * Fix: checking for existing session daemon is done after daemonizing
  31         * Fix: lttng logs nanoseconds
  32         * Fix: stream_per_chan_id_ht should allow duplicates
  33         * Fix: relayd send_command() util not logging on failure
  34         * Fix: create_output_path() relayd util is not const-correct
  35         * Fix: kernel snapshot handling of EAGAIN
  36         * Fix validate_trace_empty test check
  37         * Fix: circular inclusion of lttng.h results in warning
  38         * Fix: channel lock must be taken to check for pending notifications
  39         * Fix: quiet option is not set in sessiond-config
  40         * Fix: hold consumer socket lock for consumer_send_msg
  41         * Fix: use off_t type for lseek function return value to avoid overflow
  42         * Fix: double similar condition
  43
  44 2018-03-26 lttng-tools 2.10.3 (Purple Day)
  45         * Fix: set errno with value from SO_ERROR on error.
  46         * Fix: missing value handling for lttng_event_context_type
  47         * Fix: Use SOL_SOCKET level for SO_KEEPALIVE on all platform
  48         * Fix: error out on leftover arguments
  49         * Fix: reply to version check even on protocol mismatch
  50         * Fix: error handling on relay version check
  51         * Document add-context limitation for started session
  52         * Fix: add-context cannot be performed after a session has been started
  53         * Fix: duplicated kernel consumer socket locking
  54         * Fix: remove unused event types in MI XML schema
  55         * Tests: cleanly exit from test apps on reception of SIGTERM
  56         * Document consumer socket locking assumptions
  57         * Fix: consumer socket lock not held during snapshot record
  58         * Fix: set_relayd_for_snapshot does not acquire the consumer socket lock
  59         * Fix: send_channel_monitor_pipe does not take the consumer socket lock
  60         * Document the locking assumptions of consumerd-relayd socket passing
  61         * Assert that the consumer lock is held while sending FDs to consumerd
  62         * Assert that the consumer socket lock is taken during communication
  63         * Tests: refuse to run test suite if lttng processes are present
  64         * Fix: metadata channel leak when using the snapshot tracing mode
  65
  66 2018-02-05 lttng-tools 2.10.2
  67         * Fix: do not flag consumer as disabled on relayd comm failure
  68         * Fix: cleanup inactive FDs in the consumer polling thread
  69         * man: document dead-peer detection for lttng-relayd
  70         * lttng-relayd: use TCP keep-alive mechanism to detect dead-peer
  71         * Tests: race between consumer pause and trace start/stop
  72         * Fix: notification thread not notified of channel creation on app error
  73         * Fix: using putenv() and free()-ing the value is invalid
  74         * Fix: unknown consumer type considered a libc error
  75         * Fix: consumerd(64/32)_lib_dir can be NULL
  76         * Fix: nonsensical message printed by lttng track/untrack
  77         * Fix: O_CLOEXEC is erroneously used on pipe creation
  78         * Fix: wrong parameter to fcntl in pipe_set_flag
  79         * Fix: use lttng_clock_gettime instead of clock_gettime
  80         * Fix: close channel monitor pipe after killing the metadata_timer_thread
  81         * Fix: use file based synchronization for python logging test
  82         * Test: add file based synchronization point for python test app
  83         * Fix: wrong use of the relay_streams_sent in snapshot
  84         * Fix: the return code of lttcomm_send_unix_sock is signed
  85         * Fix warning: src/bin/lttng/utils.c: cast incompatible pointer
  86         * Fix: src/common/pipe.h: include <sys/types.h> for ssize_t and mode_t
  87         * Fix: detect dlmopen() and disable corresponding tests if not available
  88         * Fix: Use tmpdir for intermediary files
  89         * Fix: include scripts for distribution
  90         * Fix: typo in lttng-consumerd file default
  91         * Fix: missing NULL checks in logging statements
  92         * Test: kernel testing for notification
  93         * Fix: kernel consumerd sock paths need rundir substitution
  94         * Fix: create lttng run dir regardless of user privilege
  95         * Fix: Make version.h generation work with dash
  96         * lttng-enable-event(1): filtering: specify that `$ctx.cpu_id` is available
  97         * centralize sessiond config option handling
  98         * Fix: buffer overflow warning in python bindings
  99         * Tests fix: BT2 does not output the metadata of a trace collection
 100
 101 2017-08-03 lttng-tools 2.10.1 (Watermelon Day)
 102         * Typo: occured -> occurred
 103         * Fix: uninitialized return value on error path
 104         * Fix: ensure kernel context is in a list before trying to delete it
 105
 106 2017-08-01 lttng-tools 2.10.0 (World Wide Web Day)
 107         * lttng enable-channel: disallow --overwrite and --blocking-timeout
 108         * lttng-enable-channel(1): reword --blocking-timeout, document in description
 109         * lttng enable-channel: --blocking-timeout opt.: use `inf` instead of -1
 110         * Cleanup: remove unused internal structure
 111         * Cleanup: remove unnecessary extern qualifier
 112         * Docs: document the trigger API
 113         * Docs: document the notification API
 114         * Docs: document the notification channel API
 115         * Docs: document the evaluation API
 116         * Docs: document the lttng_condition API
 117         * Docs: document the lttng_buffer_usage condition API
 118         * Docs: document the lttng_action_notify action type
 119         * Docs: document the lttng_action API
 120         * Fix: ambiguous ownership of kernel context by multiple channels
 121         * lttng-enable-channel(1): move --output description to maintain A-Z ordering
 122         * lttng-enable-channel(1): document --monitor-timer
 123         * Prettify channel listing
 124         * Use pipe instead of eventfd() for notification command queue
 125         * Cleanup: useless reset of ret to zero
 126         * Fix: ret is never used on error_open code path
 127         * Fix: use error code path instead of break when errors happen before execl
 128         * Cleanup: ignore useless check of execl() return value
 129         * Fix: wrong variable assignment on error
 130         * Cleanup: remove dead increment of pointer
 131         * Fix: missing error handling in use of print_tabs()
 132         * Cleanup: functions shall have a single exit point
 133         * Cleanup: remove dead assignment
 134         * Cleanup: remove dead assignment
 135         * Cleanup: remove dead assignment
 136         * Cleanup: remove dead assignment
 137         * Cleanup: remove dead assignment
 138         * Cleanup: remove dead assignment
 139         * Cleanup: remove dead assignment
 140         * Cleanup: remove dead assignment
 141         * Cleanup: remove dead assignment
 142         * Cleanup: dead assignment
 143         * Fix: ret is used instead or err to set an error code
 144         * Cleanup: remove dead assignment
 145         * Cleanup: remove dead assignment
 146         * Fix: report error using fd instead of ret
 147         * lttng-enable-channel(1): reword and fix style of --blocking-timeout description
 148         * Fix: doc/man: use a single XSL file and match local names
 149         * Tests: rework select_poll_epoll test to improve verbosity on failure
 150         * Only print relevant session statistics on stop
 151         * Fix: NULL passed to memcpy in error path
 152         * Only print relevant session statistics in channel listing
 153         * Uniformize the printing of units in session listing
 154         * Fix: lost packet accounting always lost on snapshot
 155         * Fix: report error on session listing
 156         * Tests: don't assume a 4K page size in test_notification
 157         * Fix live-comm: merge TCP socket write-write sequence in a single write
 158         * Docs: move notification thread documentation to header
 159         * Docs: grammar fix in comment
 160         * Fix: evaluate condition/trigger on subscription
 161         * Test: Trigger conditions is evaluated on subscription
 162         * save/load: add blocking_timeout attribute to channel
 163         * Introduce monitor_timer_interval to session configuration schema
 164         * Test: Reduce scope of variables used in multi app notification test
 165         * Hide internal buffer-view symbols
 166         * Hide internal session configuration symbols
 167         * Hide internal dynamic-buffer symbols
 168         * Hide internal string-utils symbols
 169         * Typo: occured -> occurred
 170         * Fix: join consumer timer thread
 171         * Cleanup: use CMM accessors for consumer_quit variable
 172
 173 2017-06-14 lttng-tools 2.10.0-rc2 (National Bourbon Day)
 174         * Fix: test_utils_expand_path passes NULL to sprintf
 175         * Fix: reject triggers if they depend on an unavailable feature
 176         * Fix: check lttng-modules ABI version for RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS support
 177         * Fix: Send remove channel to notification thread only when necessary
 178         * Fix: notification test: resources leak and return handling
 179         * Fix: parse monitor timer parameter as an unsigned 64-bit integer
 180         * Introduce "--blocking-timeout" channel parameter
 181         * Fix: lttng list of channels should return errors
 182         * Fix: discard event/lost packet counters
 183         * Fix: test: proper redirection of stderr to stdout
 184         * Docs: notification comment refers to a structure by its former name
 185         * Fix: missing errno.h include in time.h compat header
 186         * Cleanup: remove stale file from .gitignore
 187         * Disable binaries on platforms where they are not supported
 188         * Cleanup: add silent rules support for docs
 189         * Cleanup: popt library detection
 190         * Cleanup: remove duplicated pthread detection code
 191         * Cleanup: remove unused m4/libxml.m4
 192         * Cleanup: bison and flex detection
 193         * Cleanup: merge two instances of AC_CHECK_FUNCS
 194         * Cleanup: lttng-ust library detection
 195         * Cleanup: kmod library detection
 196         * Cleanup: dlmopen detection
 197         * Cleanup: uuid library detection
 198         * Fix: Don't override user variables within the build system
 199         * Fix: registry can be null on lookup
 200         * Tests: channel subbuffers must be larger or equal to PAGE_SIZE
 201         * Test: Replace test relying on pselect6(2) man page ambiguity
 202         * Tests: regression testing for notification API
 203         * Tests: add consumer testpoint to pause data consumption
 204         * Fix: explicitly send client credentials during handshake
 205         * Test: utils: introduce LTTNG_SESSIOND_ENV_VARS
 206         * Test: utils.sh: use getconf to start either 32 or 64 consumerd
 207         * Optimization: remove unnecessary buffer resizes on partial recvs
 208         * Docs: improve the documentation of the dynamic buffer interface
 209         * Add comment to round_to_power_of_2()
 210         * Clean-up: simplify the implementation of dynamic buffer set_capacity
 211         * Fix: space left in buffer may be uninitilized on capacity increase
 212         * Assert that dynamic buffer size <= capacity
 213         * Clean-up: improve readability of dynamic buffer append condition
 214         * Fix: inbound buffer may be set too short on partial command reception
 215         * Clean-up: fix misleading code alignment
 216         * Clean-up: remove useless comment
 217         * Fix: return LTTNG_ERR_INVALID_TRIGGER on validation failure
 218         * Fix: missing includes in buffer-usage.h
 219         * Unit tests for notification api
 220         * Run unit tests before regression tests
 221         * Fix: semaphore semantics are expected from notification command eventfd
 222         * Fix: use "flush empty" ioctl for snapshots
 223         * Fix: lttng-consumerd: cpu hotplug: send "streams_sent" command
 224         * Fix: lttng-sessiond: cpu hotplug: send channel to consumer only once
 225         * Fix: lttng-sessiond: cpu hotplug stream number mismatch
 226         * Tests: use SIGKILL to shutdown daemons in test_thread_exit and test_tp_fail
 227         * Fix: consumer_timer_signal_thread_qs waits on LTTNG_CONSUMER_SIG_SWITCH
 228         * Revert "Fix: futex can be free'd while used by waker thread"
 229         * Fix: thread exit vs futex wait/wakeup race
 230         * Fix: use lttng_waiter instead of futex in notification thread
 231         * Add lttng_waiter utils
 232         * Fix: pthread_join on thread start error
 233         * Fix: missing check on notification thread join
 234         * Fix: status_loc argument of waitpid() is used on error
 235         * Fix: leak of deserialized trigger sent from client
 236         * Clean-up: missing static qualifier on internal function
 237         * Fix: duplicate values used in lttng_evaluation_status enum
 238         * Fix: missing header inclusions in buffer-usage.h
 239         * Fix: COMPAT_EPOLL_PROC_PATH is available from Linux 2.6.28
 240         * Fix: skip empty revents in notificationthread
 241         * Clean-up: warning caused by unused label
 242         * Fix: futex can be free'd while used by waker thread
 243         * Fix: missing header causes build failure with --disable-epoll
 244         * Fix: return NULL pointer on memory allocation failure
 245         * Clean-up: unused variable warning in poll compat
 246         * doc: how to trace consumerd with valgrind
 247         * Cleanup: initialize kernel ioctl ABI structures to 0
 248         * Cleanup: initialize data to 0
 249         * Fix: consumer data lock deadlock caused by monitor timer
 250         * Fix: assert() on null index_file in lttng_index_file_write()
 251         * Fix: fail on relayd lookup when finding a relayd is expected
 252         * Clean-up: use lttng_read() wrapper instead of read()
 253         * Fix: NULL pointer dereference in lttng_condition_serialize
 254         * Fix: Exclusion check iterates multiple times on same array
 255         * Fix: return of free'd string on error in strutils_split()
 256         * Fix: free of uninitialized value on error path
 257         * Silence bogus Coverity warning of uninitialized value
 258         * Silence bogus Coverity warning of uninitialized value
 259         * Silence bogus Coverity warning of uninitialized value
 260         * Silence bogus Coverity warning of uninitialized value
 261         * Fix: dereference before null check of channel attributes
 262         * Fix: memory leak of client_list_element
 263         * Fix: unchecked lttng_dynamic_buffer_set_size return value
 264
 265 2017-05-05 lttng-tools 2.10.0-rc1
 266         * Add 2.10 release beer name and description
 267         * Build: missing includes for ssize_t definition on Cygwin
 268         * Fix: consumer-timer.c includes ust-ctl.h even --without-lttng-ust
 269         * Fix: missing header in Makefile breaks the dist build
 270         * Tests fix: tracefile-size tests assume PAGE_SIZE subbuffers
 271         * Fix: use of uninitialized channel attributes in client
 272         * Clean-up: only declare help_msg in embedded help case
 273         * Fix: use of session_name instead of channel_name in condition hash
 274         * Fix: lttng-live: send HUP reply when per-PID streams are gone
 275         * Test: use output_path instead of argument position
 276         * Bump default kernel, and UST per-uid/per-pid buffer size
 277         * Fix: syscall_table_nb_entry invalid value when no syscalls TPs are defined
 278         * Add string-utils to dist subdirs in libcommon
 279         * Tests fix: initialize kernel extended channel attributes
 280         * Tests fix: initialize UST extended channel attributes
 281         * lttng-enable-event(1): document globbing patterns in event names and filters
 282         * Tests: add globbing pattern tests to test_java_log4j
 283         * Tests: add globbing pattern tests to test_java_jul
 284         * Tests: add globbing pattern tests to test_python_logging
 285         * Tests: add globbing pattern tests to test_valid_filter
 286         * Tests: add globbing pattern tests to test_invalid_filter
 287         * Tests: add globbing pattern tests to test_event_wildcard
 288         * Tests: add globbing pattern tests to test_exclusion
 289         * Tests: utils: add gen-ust-nevents-str util
 290         * Tests: add string-utils library unit tests
 291         * Add support for "full" star globbing patterns in event names and filters
 292         * Add string-utils convenience library
 293         * doc: lttng-destroy(1): document --no-wait option
 294         * doc: lttng-stop(1): replace tabs with spaces
 295         * doc/man: add typical `$` and `#` prompts to command lines
 296         * bin/lttng: remove double "help" command and sort list
 297         * lttng help: use command's --help directly
 298         * Add --enable-embedded-help option to embed --help messages in binaries
 299         * Expose monitor timer interval to lttngctl and client
 300         * Tests: add placeholder symbol to allow unit tests to link
 301         * Implement consumer ring buffer position sampling
 302         * Add new snapshot ustctl API
 303         * Add kernctl RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
 304         * Handle trigger registration and unregistration in sessiond
 305         * Start notification subsystem thread in sessiond initialization
 306         * Clean-up: fix comment type in lttng-consumerd.c
 307         * Add the sessiond notification-handling subsystem
 308         * Clean-up: comment fix in agent_thread_manage_registration
 309         * Add client notification API
 310         * Add utils_get_count_order_u64 to utils
 311         * Implement poll mask modification support in poll wrappers
 312         * Add the container_of() macro to macro.h
 313         * Add pipe_release utils to the pipe wrapper
 314         * Add named pipe support to the pipe wrapper
 315         * Add non_block version of functions to UNIX socket wrapper
 316         * Add lttng_buffer_view util
 317         * Add lttng_dynamic_buffer util
 318         * Clean-up: fix typo in sessiond main.c comment
 319         * Docs: fix comment describing ust_cmd_queue
 320         * Port: Link with no-undefined on Windows
 321         * Port: win32 DLLs don't support hidden symbols
 322         * Port: add cygwin support to endian compat
 323         * Fix: Remove unused headers
 324         * Fix: tests: register thread for RCU operations.
 325         * Fix: Lazily initialize max poll set size in poll compat
 326         * Fix: null dereference on error path for create_ctx_type
 327         * Fix: test_ust_data dereference of null pointer
 328         * x is never reused, no need to shift it
 329         * Fix: test_kernel_data dereference of null pointer
 330         * Man: move [SESSION] before options
 331         * Fix: consumerd: add missing put_subbuf for ust and kernel errors
 332         * Fix: sessiond: only send streams to consumer once
 333         * Fix: consumerd main: needs to be a registered RCU thread
 334         * Fix: thread_dispatch_ust_registration needs to be a RCU thread
 335         * Fix: don't abort metadata push on closed metadata
 336         * lttng-tools: remove bogus interpreter line from utils shell library
 337         * Fix: consumerd: order of metadata cache vs stream lock
 338         * Fix: add missing rcu_barrier before daemon teardown
 339         * Fix: Add missing pthread.h include
 340         * Fix: support for older versions of Babeltrace in test script
 341         * Fix: reverse channel and metadata cache lock nesting order
 342         * Fix: only lock the metadata_cache in userspace consumers
 343         * Fix: lock nesting order reversed
 344         * Fix: lttng-relayd: forcefully close stream on relayd shutdown
 345         * Fix: protect the channel's metadata stream using the metadata cache lock
 346         * Fix: double unlock of metadata mutex on error
 347         * Fix: free previous instance of url (alloc_url) on default live url assignation
 348         * Fix: add element length check in lttng_index_file_open
 349         * Assert that index_file does not exist before setting a new one
 350         * Fix: relayd vs consumerd compatibility
 351         * tests: Implement tests for lttng-ust LTTNG_UST_BLOCKING_RETRY_TIMEOUT
 352         * lttng-add-context(1): add missing man: prefix
 353         * lttng-add-context(1): fix style
 354         * lttng-snapshot(1): fix style
 355         * lttng-metadata(1): fix style
 356         * doc/man: put short option's argument too
 357         * Remove `metadata` command from various help resources
 358         * List the `regenerate` command in various help resources
 359         * lttng-load(1): fix synopsis and style
 360         * Fix: truncate the metadata file in shm-path
 361         * Load: add message indication that a name override was carried out
 362         * Load: expose overrides elements in mi
 363         * Fix: assign values to path, ctrl and data uris during configuration load
 364         * Load: test that name override does not have side effects
 365         * Docs: remove invalid short option -U and move option descriptions
 366         * Fix: add missing refcount of loaded modules
 367         * Fix: only unload successfully loaded kernel modules
 368         * Fix: test cases now rely on explicit workloads
 369         * m4/pprint.m4: update with correct quoting
 370         * configure.ac: move warning to end of output for the end user
 371         * doc/man: only require asciidoc-attrs.conf when building the man pages
 372         * Test fix: increase test count in plan of test_perf_raw
 373         * Create a dedicated test suite for Perf
 374         * Tests: accommodate stricter mktemp implementations in tests
 375         * Add version info to lttng-relayd help
 376         * Fix: stop sessiond threads on health thread error
 377         * Fix: stop lttng-relayd threads on health thread error
 378         * Fix: report an error if unix socket address is too long
 379         * Remove unmaintained TODO file
 380         * Remove outdated comment about run_as open being broken
 381         * Remove run-as compat wrapper from internal code
 382         * Fix: save: leak of configuration file fd
 383         * Update master version to 2.10.0-pre
 384         * Fix: warn when a loaded session can't be set as the default
 385         * Warning fix: forward declare struct lttng_ust_calibrate
 386         * lttng-enable-channel(1): remove redundant --discard from synopsis
 387         * test: load --override-name
 388         * load: introduce --override-name
 389         * man: lttng-load fix up
 390         * Docs: grammar fix in load.h
 391         * lttng_ctl: add session_name to load override
 392         * Fix: test presence of override_attr before accessing its member
 393         * load: objects returned by getters do not need to be freed
 394         * Remove lttng_load_session_attr_get_override_path_url
 395         * Docs: change order of set functions in load.h to match get
 396         * Remove calibrate documentation
 397         * Remove calibrate from liblttng-ctl
 398         * Remove calibrate from lttng-sessiond
 399         * Remove calibrate from Python bindings
 400         * Remove calibrate from Bash completion script
 401         * Remove calibrate tests in Python bindings
 402         * Remove calibrate command from lttng CLI
 403         * Build fix: remove load-42-stream.lttng from dist target
 404         * Test: load --override-url
 405         * Add --override-url option to load command
 406         * Apply the overrides attributes during configuration load
 407         * Clean-up: remove copy-pasted comment from save.c
 408         * lttng-ctl: add override helper to load api
 409         * Rename override to overwrite for config_load_session
 410         * Fix: report truncation on snprintf
 411         * Fix: check for a session daemon before running load command
 412         * Fix: ignore SIGPIPE
 413         * Use lttng api for the load command
 414         * Fix: use ssize_type for the return value of uri_parse_str_urls
 415         * Docs: grammar fixes in load.h
 416         * Fix: wrong api comments for load.h
 417         * Fix: do not overwrite ret if already set and session found
 418         * lttng-sessiond: auto-load lttng-probe-i2c module
 419         * Bump lttng-modules ABI minor version
 420         * Fix: handle backward compatibility with lttng-modules 2.7
 421         * Clean-up: remove unnecessary autoconf variable substitution
 422         * Fix: honor negative (unlimited) app socket timeout
 423         * Build: Replace use of deprecated AM_PATH_XML2
 424         * Test fix: set app and network socket timeouts to unlimited
 425         * Test fix: test_fork can hang while waiting for child pids
 426         * Test fix: test_daemon can hang while waiting for child pids
 427         * Test fix: redirect python test subprocess output to /dev/null
 428         * Build fix: macOS Sierra provides clock_gettime
 429         * Fix: time redefinition warnings on macOS builds
 430         * Clean-up: remove unused variable user
 431         * Cleanup: Remove fun from code base
 432         * Fix: remove in-place backup suffix argument provided to sed
 433         * Fix: pass a valid length to accept() on unix domain sockets
 434         * Log signals received by run_as worker
 435         * Missing word in worker_sighandler() comment
 436         * Clean-up snapshot command error reporting
 437         * Fix: RCU lock imbalance on error in cmd_snapshot_list_outputs()
 438         * Use -M parameter instead of --manpath when invoking man(1)
 439         * OOT Build fix: reference the source directory's Python test app
 440         * Fix: pass NULL to config_load_session instead of an empty string
 441         * Tests: don't copy test_python_logging explicitly
 442         * OOT build fix: Missing include of src directory
 443         * Accomodate BSD sed in version.h generation
 444         * Port: Detect platforms where librt is required
 445         * Port: Add OSX clock_gettime compat
 446         * Port: Add OSX support to socket compat
 447         * Port: Add OSX support to poll compat
 448         * Port: Add OSX support to fcntl compat
 449         * Port: Add OSX compat to sessiond-comm/unix.c
 450         * Port: Add OSX endian.h compat
 451         * Port: Add OSX libuuid compat
 452         * Fix: zero-initialize fd_set
 453         * Clean-up: missing cast to fd_set*
 454         * Fix: usage of FD_SET on fd_set > 1024 results in corruption
 455         * Fix: erroneous usage of addr parameter in mmap()
 456         * Clean-up: remove useless assignment
 457         * Fix: missing unmap in test error handling
 458         * Tests: unchecked pthread_join return value
 459         * Clean-up: remove negative check against unsigned value
 460         * Fix: unchecked init_pipe return value
 461         * Tests: Unchecked pthread_create return value
 462         * Clean-up: remove useless assignment
 463         * Tests: Add tracepoints to libbar, libfoo and libzzz
 464         * Fix: Mark ASCIIDOC_ATTRS_CONF as a dependency of man page targets
 465         * Test the parsing of perf raw context
 466         * Enable perf PMU counters by raw ID
 467         * Run userspace perf tests on non-x86 platforms
 468         * Tests: adjust ust-dl planned test count
 469         * Test library load/unload events
 470         * Add missing ust_app_regenerate_statedump_all stub
 471         * Clean-up: remove unused ust_app_regenerate_metadata_all
 472         * Add regenerate command to MI schema
 473         * Manpage for the regenerate statedump command
 474         * Tests for the regenerate statedump command
 475         * Allow regenerating the statedump of a running session
 476         * Kernel ioctl to regenerate the statedump
 477         * UST command to regenerate the statedump
 478         * Rename the "metadata regenerate" command to "regenerate metadata"
 479         * Typo fix: uninitializez ->uninitialized
 480         * Fix: handle negative (unlimited) system stack size limits
 481         * Tests: adjust type declaration test count
 482         * Fix: protocol mismatch between UST and tools
 483         * ust-ctl: use fixed-size integer rather than enum
 484         * Test UST's autoincrementing enumeration values
 485         * Add support for UST's autoincrementing enum entries
 486         * Tests: eliminate process timeouts from Python tests
 487         * Fix: English syntax errors in 'lttng status'
 488         * Test for select, poll and epoll syscall overrides
 489         * Tests: tap.sh spams tests' output when no plan is set
 490         * Fix: Set thread stack size to ulimit soft value
 491         * Fix: location of various standard headers
 492         * Fix: missing include ctype.h for isdigit()
 493         * Fix: strerror_r behavior is glibc specific
 494         * Fix: error.h -> common/error.h
 495         * Fix: snapshot del-output with name on musl
 496         * Fix: sessiond ht_match_event() check if filter is NULL
 497         * configure.ac: fix --enable/disable-kmod option
 498         * Tests: spawn ht_cleanup thread in unit tests
 499         * Lazily initialize max poll set size
 500         * Revert "Assert that a valid clean-up pipe exists on ht_cleanup_push"
 501         * tests: test ust snapshot with discard buffers
 502         * tests: test kernel snapshot with discard buffers
 503         * Allow channel mode override in snapshot sessions
 504         * Fix: validate number of subbuffers after tweaking properties
 505         * Use bool type for save command options
 506         * Clean-up: harmonize popt option declarations in save.c
 507         * Clean-up: move mi_writer declaration with other declarations
 508         * Add name omission and output omission on save to lttng-ctl
 509         * Express overwrite attribute as a byte in communication protocol
 510         * Assert that a valid clean-up pipe exists on ht_cleanup_push
 511         * Fix: do not refer to objects as .o
 512         * Fix: do not link against libtool .o objects
 513         * Fix: Define MANPATH in config.h
 514         * Tests: Make warn_processes.sh more portable
 515         * Fix: add missing script to dist
 516         * Fix: leak of UST app hash tables
 517         * Fix: leak of reply buffer on data pending check
 518         * Fix: call xmlCleanupParser to free global libxml2 allocations
 519         * Fix: missing "void" parameter of lib constructor and destructor
 520         * Docs: fix comment typos in lttng-sessiond's main.c
 521         * Fix: lttng-relayd allow binding of privileged ports for non-root users
 522         * relayd: optimize receive throughput
 523         * Clean-up: harmonize kernctl API error checking
 524         * Introduce LTTNG_IOCTL_CHECK and LTTNG_IOCTL_NO_CHECK macros
 525         * Fix: enforce assumption that lttng-modules ioctl() return <= 0
 526         * Fix: reduce scope of kconsumer consumed_pos and produced_pos
 527         * Docs: document safety of consumer_thread_is_ready access
 528         * Clean-up: unused ret values in thread_manage_health
 529         * Clean-up: remove dead code in sessiond's set_option()
 530         * Fix: set the logger level to prevent unexpected level inheritance
 531         * Typo: Stoping -> Stopping
 532         * Typo: occured -> occurred
 533         * Fix: only perform lttng_consumer_sync_trace_file() in local mode
 534         * Make lttng_consumer_sync_trace_file static
 535         * Fix: don't negate posix_fadvise return value to check error
 536         * Fix Solaris 10 build: use lttng_strnlen() wrapper
 537         * Rename lttng_error_type to lttng_error_level
 538         * Cleanup error.h __lttng_print() used for message printing
 539         * Update coding style document for macro style
 540         * Fix: coding style document has erroneous semicolon at end of macro
 541         * Fix: add missing semicolons after MSG, DBG, ERR print macros
 542         * Tests: inverted condition in test_kernel_data
 543         * OOT build fix: asciidoc.conf is now a source file
 544         * lttng-create(1): use attributes for default ports
 545         * lttng-create(1): add xrefs to creation mode definitions
 546         * lttng-create(1): use the correct DATAPORT/CTRLPORT variables
 547         * lttng-create(1): use def list for net protocols
 548         * lttng-create(1): add relay mode
 549         * doc/man: put AsciiDoc attributes in their own file
 550         * test: UST tracing destroy flush behavior with tracefile rotation
 551         * test: kernel tracing destroy flush behavior with tracefile rotation
 552         * Add environment variable to allow abort on error
 553         * Fix: ust-consumer: flush empty packets on snapshot channel
 554         * Fix: WARN() should print as WARN level, not ERR
 555         * Fix: error.h: add missing parenthesis around macro parameter
 556         * Fix: bogus mask on error.h PRINT types
 557         * Fix: kernel tracing: flush after stop
 558         * Fix: UST should not generate packet at destroy after stop
 559         * Tests: remove flaky '*' kernel wildcard test
 560         * Fix: bad file descriptors on close after rotation error
 561         * Fix: configure.ac: allow --disable-python-bindings
 562         * Fix: merge tap tests stdout and stderr
 563         * Fix: posix_fadvise wrapper returns -ENOSYS on FreeBSD
 564         * Fix: Double free in utils_partial_realpath error path
 565         * Fix: remove logically dead code in send_channel_uid_to_ust
 566         * Fix: unchecked return value in low throughput test
 567         * Tests: abort() exclusion test on allocation failure
 568         * Fix: unchecked posix_fadvise() return value
 569         * Fix: unchecked return value in relayd live.c
 570         * Fix: unchecked return value in trace_clock_read64_monotonic
 571         * Clean-up: remove unnecessary blank line
 572         * Fix: initialize the cur_event variable before using it
 573         * Fix: Dereference after NULL check in consumer
 574         * Tests: abort test on memory allocation failure
 575         * Fix: pointer dereference after NULL check in test_create_ust_event_exclusion
 576         * Fix: NULL pointer dereference in relay_index_get_by_id_or_create
 577         * Clean-up verbosity incrementation in set_option
 578         * Fix: Deference after null check in sessiond set_option
 579         * Docs: clarify comment in parse_pid_string()
 580         * Fix: Wrong sizeof argument in pid tracker
 581         * Fix: tests: incorrect uri index
 582         * Fix: Integer overflowed argument
 583         * Fix: macro compares unsigned to 0 (no effect)
 584         * Fix: Free variable before strdup() in process_event_node
 585         * Fix: Free variables before strdup()
 586         * Fix: Add missing free() in spawn_viewer
 587         * Fix: Add missing free() in utils_partial_realpath
 588         * Fix: Use distinct variables for ret and discarded_events
 589         * Fix: Don't try to show manpage when argv is null
 590         * Fix: Use secure_getenv() in get_man_bin_path
 591         * Fix: illegal memory access in test_create_ust_event_exclusion
 592         * Fix: illegal memory access in test_create_ust_event
 593         * Fix: illegal memory access in test_create_kernel_event
 594         * Fix: illegal memory access in test_create_ust_channel
 595         * Fix: illegal memory access in send_viewer_streams
 596         * Simplify rcu locking in viewer_list_sessions
 597         * Fix: illegal memory access in viewer_list_sessions
 598         * Fix: illegal memory access in relayd_add_stream
 599         * Fix: illegal memory access in relayd_create_session_2_4
 600         * Fix: illegal memory access in session_create
 601         * Fix: illegal memory access in consumer_set_subdir
 602         * Fix: illegal memory access in syscall_init_table
 603         * Fix: illegal memory access in write_pidfile
 604         * Fix: illegal memory access in list_lttng_channels
 605         * Fix: illegal memory access in cmd_snapshot_record
 606         * Fix: illegal memory access in output_init
 607         * Fix: illegal memory access in consumer_set_network_uri
 608         * Fix: illegal memory access in cmd_snapshot_list_outputs
 609         * Fix: illegal memory access in list_events
 610         * Fix: illegal memory access in disable_event
 611         * Fix: illegal memory access in enable_event
 612         * Fix: illegal memory access in add_uri_to_consumer
 613         * Fix: illegal memory access in init_ust_event_from_agent_event
 614         * Simplify free() of channel attribute
 615         * Fix: illegal memory access in _cmd_enable_event
 616         * Implement lttng_strncpy safe string copy
 617         * Add missing symbol to preserve ABI compatibility of liblttng-ctl
 618         * Fix: loading a session prints an error message but the load is successful
 619         * Snapshot warning if there are no events in one of the domains
 620         * Clarify kernel version check error messages
 621         * Tests: same event name with different descriptor on load
 622         * Fix: load event state (enabled/disabled) correctly
 623         * Fix: Error reported if no domain is provided for start/stop
 624         * Handle unknown domain in MI
 625         * Handle unknown domain on session start
 626         * Fix: loading of live session within userspace domains
 627         * Test: expose session url bug on load with multiple domains
 628         * OOT build fix: asciidoc.conf is now generated at configure
 629         * Snapshot: record: use same datetime for snapshot folder output
 630         * Refactor: move the snapshot type check into output type check
 631         * ust-metadata.c: nest/indent enumeration entries
 632         * lttng.c: show basic help when no arguments are provided
 633         * Define command short descriptions in configure.ac
 634         * lttng-relayd(8): $HOME -> $LTTNG_HOME
 635         * doc/man: use propagated default values in man pages
 636         * Propagate default values from configure.ac to asciidoc.conf
 637         * Define default values in configure.ac
 638         * lttng-load(1): use lists to explain the input path behaviour
 639         * lttng-sessiond(8): fix load directories and behaviour
 640         * lttng-load(1): specify default search order
 641         * doc/man: use configured directories in man pages
 642         * doc/man/asciidoc.conf: add doctype-manpage conditions
 643         * doc/man: linklttng macro -> man macro
 644         * doc/man/Makefile.am: add failing dist-hook on --disable-man-pages
 645         * doc/man/Makefile.am: fix top comment
 646         * configure.ac: fix --enable-man-pages help string
 647         * Fix: standardize parser/lexer building
 648         * Fix: standardize man pages building/installing
 649         * configure.ac: check for an existing liburcu-cds symbol
 650         * configure.ac: use macro for wrong liburcu error message
 651         * Hide parse_application_context utility function
 652         * Re-add deprecated MI symbols to preserve ABI compatibility
 653         * Hide new MI symbols introduced as part of 2.8
 654         * Re-add default size symbols which were erroneously exposed
 655         * Hide config symbols introduced in 2.8
 656         * Hide internal _lttng_destroy_session symbol
 657         * Hide bytecode symbol iterator API symbols
 658         * Tests: wording of trace_matches is misleading
 659         * Test lttng-modules clock override plugin
 660         * Warning fix: uninitialized variable may be used
 661         * Tests: Replace prove by autotools tap runner
 662         * Drop installcheck target
 663         * Fix: distcheck requires that we clean version.h
 664         * Fix: configure: forbid Python bindings if shared libraries are disabled
 665         * Fix: tests: don't match command line arguments, match static build binary names
 666         * Fix: tests: skip tests on static build
 667         * Fix: tests: don't build dynamic lib tests if support disabled
 668         * bootstrap: Standardize on autoreconf -vi
 669         * Move unix.h wrapper from sessiond-comm to common
 670         * Fix: update tests following renaming of UST statedump event
 671         * Typo: catched -> caught
 672         * Add comment describing ioctl number duplication
 673         * Test: kill sessiond,relayd and background children on SIGTERM/SIGINT
 674         * Docs: Remove unnecessary exclamation mark
 675         * Docs: fix wording of dependency
 676         * Docs: fix "daemon" typo in README.md
 677         * Fix: Use get_domain_str on add context
 678         * Warning fix: possible use of uninitialized variable
 679         * doc/man: add FILES section
 680         * Test: xsd validation of long path (length > 255)
 681         * Fix: xsd: urls and paths are not of type name_type but string
 682         * Refactor: embed mi in "add_output "to remove code duplication
 683         * Refactor: embed mi in "del_record" to remove code duplication
 684         * Refactor: embed mi in "record" to remove code duplication
 685         * Refactor: embed mi in "list_output" to remove code duplication
 686         * Fix: do not return error on LTTNG_ERR_SNAPSHOT_NODATA
 687         * Fix: Set loopback adress in set_ip_addr if gethostbyname2 fails
 688         * Fix: d_type validity is not guaranteed on all nfs versions
 689         * Fix: doc/man: lttng-add-context(1): add missing option macro
 690         * doc/man: common-footer.txt: add CI link
 691         * doc/man: common-footer.txt: add GH organization link
 692         * doc/man: lttng(1): clarify UST domain and add links to languages
 693         * doc/man: add escwc macro and use it
 694         * doc/man: lttng(1): link from COMMAND (synopsis) to COMMANDS section
 695         * doc/man: use linkgenoptions macro
 696         * doc/man: add linkgenoptions AsciiDoc macro
 697         * .gitignore: ignore all generated files in doc/man
 698         * doc/man: fix external links
 699         * doc/man: xsl: move manpage-base.xsl -> manpage-callouts.xsl
 700         * doc/man: xsl: move manpage-ulinks.xsl -> manpage-links.xsl
 701         * doc/man: xsl: add <URL> after ulink text
 702         * doc/man: xsl: add (internal) link template
 703         * doc/man: lttng-enable-channel(1): move limitations to own section
 704         * Fix: doc/man: lttng-relayd(1) -> lttng-relayd(8)
 705         * doc/man: add nloption and genoption AsciiDoc macros
 706         * doc/man: add [role="term"] to terminal callouts
 707         * Clean-up shm directory tree after freeing the channel
 708         * Fix: Build man pages if --enable-build-man-pages is used
 709         * Fix: convey enum value signedness into metadata
 710         * doc/man: add notes about shell escaping
 711         * Fix: doc/man/Makefile.am for OOT builds
 712         * Generate man pages by default
 713         * Update version to 2.9.0-pre
 714         * Bump minor kernel tracer ABI version
 715         * Quote brewery names in release codename description
 716         * Fix: metadata regenerate, error if too many args
 717         * Fix: add missing sys/types.h header
 718         * Fix: build failure when __GLIBC_PREREQ is missing
 719         * configure.ac: beautify report
 720         * Update version codename and description to 2.8.0 - Isseki Nicho
 721         * doc/man: lttng.1.txt: sort commands in categories
 722         * Data pending message is printed when unnecessary
 723         * README.md: add CI/Coverity status badges
 724         * README.md: add lttng-crash in package contents
 725         * Show lttng-metadata man page in command's --help
 726         * Add an lttng-metadata man page
 727         * Remove untrack reference from snapshot man page
 728         * README.md: add optional dependency on man
 729         * doc/man: install lttng-health-check.3
 730         * lttng-relayd: show man page with --help and remove usage
 731         * doc/man: convert lttng-relayd(8) to AsciiDoc
 732         * lttng-crash.c: show man page with --help and remove usage
 733         * doc/man: convert lttng-crash(1) to AsciiDoc
 734         * lttng-sessiond: show man page with --help and remove usage
 735         * doc/man: convert lttng-sessiond(8) to AsciiDoc
 736         * README.md: bolden all dependencies and versions
 737         * README.md: add asciidoc and xmlto build dependencies
 738         * lttng.c: sort commands to get a nice list output
 739         * doc/man: add README.md
 740         * lttng: add `help` command
 741         * lttng.c: show man page with --help and remove usage
 742         * lttng.c: CMD_UNDEFINED is used for invalid args too
 743         * lttng: remove usage strings from commands
 744         * lttng: show man page when using command's --help
 745         * lttng add-context: add --list option
 746         * doc/man: remove lttng.1 (built from lttng.1.txt)
 747         * doc/man: create lttng-disable-event(1) and update/fix content
 748         * doc/man: create lttng-enable-event(1) and update/fix content
 749         * doc/man: create lttng-snapshot(1) and update/fix content
 750         * doc/man: create lttng-help(1) and update/fix content
 751         * doc/man: create lttng-status(1) and update/fix content
 752         * doc/man: create lttng-untrack(1) and update/fix content
 753         * doc/man: create lttng-track(1) and update/fix content
 754         * doc/man: create lttng-calibrate(1) and update/fix content
 755         * doc/man: create lttng-list(1) and update/fix content
 756         * doc/man: create lttng-add-context(1) and update/fix content
 757         * doc/man: create lttng-disable-channel(1) and update/fix content
 758         * doc/man: create lttng-enable-channel(1) and update/fix content
 759         * doc/man: create lttng-view(1) and update/fix content
 760         * doc/man: create lttng-version(1) and update/fix content
 761         * doc/man: create lttng-stop(1) and update/fix content
 762         * doc/man: create lttng-start(1) and update/fix content
 763         * doc/man: create lttng-load(1) and update/fix content
 764         * doc/man: create lttng-save(1) and update/fix content
 765         * doc/man: create lttng-set-session(1) and update/fix content
 766         * doc/man: create lttng-destroy(1) and update/fix content
 767         * doc/man: create lttng-create(1) and update/fix content
 768         * doc/man: add common OPTIONS head for command man pages
 769         * doc/man: add Makefile.am for generating man pages
 770         * .gitignore: ignore generated man page artifacts
 771         * doc/man: add XSL files for man pages
 772         * doc/man: add asciidoc.conf
 773         * configure.ac: check for asciidoc and xmlto
 774         * doc/man: lttng(1): update and standardize content
 775         * doc/man: convert lttng(1) to AsciiDoc
 776         * Add builtin modules support to kmod modprobe
 777         * Add comments to kmod functions
 778         * Add libkmod rmmod support
 779         * Move libkmod ifdef to beginning of file
 780         * Drop optional control modules load and unload
 781         * Fix: live test header endianness
 782         * Document the live detach command
 783         * Test the viewer detach command
 784         * Use of bare attribute directives instead of LTTNG_PACKED
 785         * Live: command to detach a viewer session
 786         * Contexts for RT debugging
 787         * Optional test for the metadata regeneration
 788         * Add MI output to the metadata regenerate command
 789         * Tests for metadata regenerate
 790         * Add TAGS files to .gitignore
 791         * Fix: systematic overwrite of union values on add context
 792         * Mismatching signature of ust_metadata_session_statedump() stub
 793         * Fix: Initialize events discarded and packet lost counters to zero
 794         * Assert on unknown UST buffer type
 795         * Command metadata regenerate
 796         * Store the relay protocol version in the consumer_output
 797         * Store the version of the tracer in the UID registry
 798         * Store the instance id and packet_seq_num in indexes
 799         * kernctl commands to extract the stream instance id
 800         * Account the lost packets in snapshot mode
 801         * Test: Add the lttng-runas worker process to the sessiond pids
 802         * Limit the scope of IFS overwriting
 803         * Do not overwrite IFS globally but only locally
 804         * Display discarded and lost events at destroy and stop
 805         * Fix: tests: use SIGSTOP for crash extraction test
 806         * Test fix: ignore stderr at every step of randstring
 807         * Fix: session_find_by_id can return NULL legitimately
 808         * Fix: mark ltt_sessions_ht_destroy as static
 809         * Docs: Missing locking assumptions in function headers
 810         * Test fix: ignore stderr when generating random string
 811         * Fix: hold session list lock during delete_ust_app
 812         * Test: prevent the spawning of a daemonized sessiond
 813         * Missing void in function signature
 814         * CLI: Show filter expression associated to a syscall
 815         * Fix: missing dereference when computing extended info position
 816         * Fix: Only save kernel enablers in session configuration
 817         * Fix: Only list kernel enablers when listing events
 818         * Fix: syscalls hash table leaks when listing kernel events
 819         * Initialize command header to zero
 820         * Rename filter string to filter expression in liblttng-ctl
 821         * Fix: use of unsigned variable to check for negative return
 822         * Clean-up: remove unreachable goto
 823         * Fix: missing static inline breaks --without-lttng-ust build
 824         * lttng enable-channel memsets lttng_channel to -1
 825         * Change padding type from array to fixed-width integer
 826         * Clean-up: missing space between cast operator and operand
 827         * Ensure UST channel output mode is LTTNG_UST_MMAP
 828         * Extract the lost packets and discarded events counters
 829         * Send extended channel payload to client
 830         * Add channel discarded events and lost packets stats accessors
 831         * Add extended info to liblttng-ctl's struct lttng_channel
 832         * Reuse constant string instead of duplicate literal
 833         * Clean-up: simplify computation of string position
 834         * Optimization: lttng UI uses sprintf instead of strcpy
 835         * Fix: OOT build fails because of missing include path
 836         * Tests: Consider lttng mi namespace in test_load
 837         * MI: Remove boolean "exclusion" element
 838         * MI: add <exclusions> (event exclusion names)
 839         * CLI: show event exclusion names
 840         * Add new LTTNG_ERR_OVERFLOW error code
 841         * Add lttng_event_get_exclusion_name*() to liblttng-ctl
 842         * Tests: Consider lttng mi namespace in test_mi
 843         * MI: Implement event context schema change
 844         * MI: Add application context type to schema
 845         * MI: add schemaVersion attribute to command schema
 846         * MI: set machine interface XSD target namespace
 847         * Add schema information to XML MI output
 848         * Fix: libxml2 may return 0 because of buffering
 849         * Bump LTTng MI schema to 3.0
 850         * MI: add <filter_expression> (event filter expression)
 851         * Transfer UST exclusion names from sessiond to client
 852         * Fix: return negative error code in list_lttng_ust_global_events()
 853         * CLI: show agent event filter string
 854         * CLI: show event filter string
 855         * Add lttng_event_get_filter_string() to liblttng-ctl
 856         * Transfer filter strings from sessiond to client
 857         * Refactor setup_lttng_msg() to include cmd header
 858         * Add offset comments to struct lttng_event
 859         * Add command header to sessiond->client response msg
 860         * Add internal extended channel structure
 861         * Metadata for instance_id and packet_seq_num
 862         * Add a HT to lookup sessions by id
 863         * Explicitly stop the session on lttng destroy
 864         * Fix: per-pid ust buffers flush race with application unregister
 865         * Fix warning when building Python bindings
 866         * Add CONTRIBUTING.md
 867         * Revert "Python bindings: remove duplicate structure definitions"
 868         * Docs: clarify cross-version tracer compatibility
 869         * Cleanup: Remove unnecessary newline
 870         * Fix: Use ipv6 loopback adress in test_uri
 871         * Python bindings: remove duplicate structure definitions
 872         * Fix: test: handle env variables undefined
 873         * Fix: report already enabled event error to client
 874         * Docs: add comment to cmd_add_context()
 875         * Fix: application context leak when enabling context
 876         * Fix: string leak when processing of client message fails
 877         * Fix: missing return code initialization on error
 878         * Fix: unchecked return value in _lttng_variant_statedump()
 879         * Fix: Possible use-after-free in create_ctx_type()
 880         * Fix: filter tests now accept "." in identifiers
 881         * Fix: Don't notify agent of non-app context addition
 882         * Create agent on channel creation
 883         * Introduce application contexts to session configuration schema
 884         * Fix typos in error descriptions
 885         * Enable agent application contexts if filter has such dependencies
 886         * Compare provider and context names in trace_ust_match_context
 887         * Allow $app.provider:ctxname in filter, enum, variant identifiers
 888         * Add variant type support to ust registry and metadata
 889         * Notify java agent of enabled application contexts
 890         * Add app context support to lttng client
 891         * Enforce const-correctness in UNIX socket wrappers
 892         * Remove superflous domain check in context_ust_add
 893         * Remove superflous domain check in add_uctx_to_channel
 894         * Use lttng_domain_type enum instead of bare integer
 895         * Add application context support to lttng-ctl lttng_add_context
 896         * Cleanup comments in lttng-ctl.c
 897         * Tests fix: source utils.sh before using conf_proc_count
 898         * Tests: use configured processor count in getcpu override tests
 899         * Tests: use configured processor count in snapshot tests
 900         * Tests: Introduce conf_proc_count()
 901         * Tests: print a more precise test description in snapshot tests
 902         * clock offset: print negative value in metadata for lttng-ust metadata
 903         * Fix: handle negative clock offset for lttng-ust metadata
 904         * Fix: test: append to LD_LIBRARY_PATH
 905         * Fix: test: use load_path instead of $1
 906         * Bump lttng-ust protocol version to 6.1
 907         * Add CTF enum type support for UST registry
 908         * Cleanup __lttng_print macro indentation
 909         * Fix: do not print error and bug messages when quiet (-q) is present
 910         * Fix: test_ust-dl requires bash
 911         * Fix: test script requires bash
 912         * Fix: missing $ in SED variable
 913         * Tests: fix make targets using objcopy
 914         * Build: fallback to AC_CHECK_LIBS when looking for popt and uuid
 915         * tests/unit: fix object files' location
 916         * configure.ac: fix static build
 917         * Tests: fix tracefile count when page_size is > 4k
 918         * configure.ac: use $withval with AC_ARG_WITH
 919         * Fix: close indexes when rotating the trace files in mmap mode
 920         * Fix: close indexes when rotating the trace files in splice mode
 921         * Clarify error message on "add context" failure
 922         * Fix: Don't spam session daemon logs on invalid UST context
 923         * Tests: getcpu_override: use event delay when launching with wrapper
 924         * Tests: getcpu: no events shall be emitted at the same timestamp
 925         * Tests: Switch test apps to use usleep_safe()
 926         * Tests: Add a test utils library
 927         * Fix: redefinition of _GNU_SOURCE
 928         * Tests: only call usleep if the test in configured to wait
 929         * Test: add UST dl helper test
 930         * Test: add UST baddr statedump test
 931         * lttng: add status command
 932         * lttng: factor out declaration of commands
 933         * make check: add warning when LTTng processes are running
 934         * Missing cpu id kernel context in the kernel tracer ABI
 935         * Use --without-lttng-ust in error message
 936         * Use --with/--without for lttng-ust support
 937         * Only compare "bison -y" to the basename of YACC variable
 938         * Tests: Add debug output to getcpu_override
 939         * Tests: Change description of clock-override test
 940         * Add event exclusion test for identical names
 941         * Warn when exclusion names are truncated
 942         * Truncate exclusion names to have a terminal '\0'
 943         * Ignore exclusion names order when matching events
 944         * sessiond-comm.h: fix whitespaces
 945         * Disallow duplicate event exclusion names
 946         * Add LTTNG_EVENT_EXCLUSION_NAME_AT() helper macro
 947         * Fix: lay out names in exclusion structure correctly
 948         * Fix: Check for NULL hash tables on relay daemon teardown
 949         * Fix: Verify directory's existence before calling mkdir
 950         * Clean-up: declare variables at beginning of scope
 951         * Load x86-exceptions lttng-modules probe
 952         * Load x86-irq-vectors lttng-modules probe
 953         * Agent: Make the agent protocol consistently network endian
 954         * Clean-up: Remove unused variables from default.c
 955         * Fix: Unchecked NULL string in logging statement
 956         * Fix: include the filter expression in agent events' primary key
 957         * Add the filter expression to the enable_event agent protocol message
 958         * Add some IDE project files to the gitignore
 959         * Fix live timer calculation error
 960         * Don't initialize defaults in library constructor
 961         * Initialize lttng_ht_seed on hashtable creation
 962         * Cleanup: Missing space after cast operator
 963         * Build: Switch from tar v7 to posix archive format
 964         * Fix: Retry poll on interruption
 965         * Port: Explicitly allocate realpath() resolved buffer
 966         * Select which binaries/extras to build at configure time
 967         * Move libconsumer under common/consumer/
 968         * Fix: There is more tests than the plan
 969         * Remove dead check from configure.ac
 970         * Fix: Silence warning by casting *sin_addr to *sockaddr
 971         * Port: fix 'ERR' conflict with Solaris regset.h
 972         * Relay protocol: check string lengths
 973         * Fix: Silence warning of function having no return value
 974         * Fix: Silence warnings when using uid_t and pid_t with printf
 975         * Port: Add compat for platforms with no MSG_NOSIGNAL or SO_NOSIGPIPE
 976         * Port: Add Solaris compat to sessiond-comm/unix.c
 977         * Port: Add Solaris compat for netdb
 978         * Fix: Silence warning formating pid_t as int
 979         * Port: Add Solaris dirent compat
 980         * Port: Add Solaris paths compat
 981         * Rename config.h to session-config.h
 982         * Port: Remove _GNU_SOURCE, defined in config.h
 983         * Port: cleanup and portability fix to configure.ac
 984         * Port: Don't use SIGUNUSED which is not defined on Solaris
 985         * Port: Implement prctl wrapper
 986         * Port: Replace flock with fnctl
 987         * Port: make bootstrap script work on most shells
 988         * Port: removed unused clone() compat
 989         * Port: Add macro for socket linking on solaris
 990         * Port: Add Solaris support to mman compat
 991         * Port: Replace dirent->d_type by stat
 992         * Add missing include for memset()
 993         * Port: Add Solaris support to socket compat
 994         * Port: name clash on Solaris, rename sun to s_un
 995         * Port: move memset of anc_buf inside ifdef
 996         * Port: Add Solaris fls compat
 997         * Port: Add Solaris string compat
 998         * Port: Use LTTNG_PATH_MAX instead of PATH_MAX
 999         * Port: Use LTTNG_HOST_NAME_MAX instead of HOST_NAME_MAX
1000         * Port: Use LTTNG_NAME_MAX instead of NAME_MAX
1001         * Port: Add Solaris support to socket compat
1002         * Port: Add Solaris support to poll compat
1003         * Port: Add Solaris support to fcntl compat
1004         * Port: Add Solaris endian.h compat
1005         * Fix: Use 'echo' in a portable way
1006         * Fix: Use result of AC_PROG_* when using sed / grep
1007         * Cleanup: Remove commented-out constant
1008         * Fix: use start and stop sessiond from utils.sh
1009         * Fix: Remove dependency on glibc 2.12 caused by pthread_setname_np
1010         * Fix: Log and ignore SIGINT and SIGTERM in run_as worker
1011         * Add logging to the run_as worker
1012         * Fix: Handle EINTR of waipid in run-as worker
1013         * Fix: Handle EINTR of waitpid when spawning a session daemon
1014         * Fix: tests: support systems where PAGE_SIZE is not 4096
1015         * Test: jul/log4j: use -a instead of '*' to disable all events
1016         * Reword warning on event disable
1017         * Clean-up: Remove unused test launchers
1018         * Help: add -j -l -p option to help string
1019         * man: update disable-event section
1020         * Use empty event name on disable -a for ust and agent domain
1021         * Fix: disable kernel event based on name and event type
1022         * Tests: Clean-up test-crash on SIGTERM and SIGINT
1023         * Fix: Possible dereference of null pointers
1024         * Fix: Break out of loop when searching for a domain's agent
1025         * Fix: int printed as uint
1026         * Fix: add subdir-objects to Makefile.am
1027         * Fix: tests: skip UST perf tests if not root
1028         * Fix: Check use_clone() instead of worker in run_as
1029         * Fix: Perform rcu barrier before tearing down the run-as worker
1030         * Fix: Handle hang-up gracefully in run-as
1031         * Fix: Only log app handle release on failure
1032         * Fix: shm-path: handling of snprintf return value
1033         * Fix: Wrong format specifier used in debug statement
1034         * Tests: Swap usages of pidof for pgrep --full
1035         * Tests: indefinitely wait for shm buffers to be unlinked
1036         * Fix: Hide run-as functions
1037         * Fix: Hide sessiond-comm functions
1038         * Cleanup: remove duplicated implementation of rculfhash
1039         * Fix: relayd: don't call lttng_ht_destroy in RCU read-side C.S.
1040         * Fix: libc internal mutex races with run_as
1041         * Fix: Hide readwrite symbols in common lib
1042         * Fix: Hide pipe symbols in common lib
1043         * Fix: Hide daemonize symbols in common lib
1044         * Fix: Hide RCU hashtable wrapper symbols
1045         * Clean-up: NULL free'd pointers in utils_partial_realpath
1046         * Fix: prevent dangling pointer in utils_partial_realpath
1047         * Fix: rcu_read_unlock without parentheses has no side-effect
1048         * Fix: add missing test file to EXTRA_DIST
1049         * Format utils.sh messages
1050         * Tests: use functions from utils.sh
1051         * Report error if any disable action fails
1052         * Fix: disable all ust events
1053         * Bring back event_ust_disable_all_tracepoints
1054         * Fix: sessiond: disable: match app event by name
1055         * lttng-crash: support symlink
1056         * Test: lttng-crash and ust shm path
1057         * Fix: dereferencing null index pointer
1058         * Fix: leaking memory from strdup in lttng-crash
1059         * Fix: memleak in utils_partial_realpath
1060         * Fix: double free on enable-event
1061         * Remove dead code from filter grammar test
1062         * Remove dead code from ir generation filter visitor
1063         * Remove dead code from session daemon
1064         * Remove dead code from view command
1065         * Remove dead code from disable-channel command
1066         * Remove dead code from disable-event command
1067         * Fix: error on no/multiple domain options
1068         * Fix: lttng-crash: segfault when parsing options
1069         * Remove dead code from the calibrate command
1070         * Remove dead code from add-context command
1071         * Print relayd stream indexes
1072         * Enhance relayd error reporting
1073         * Fix: relayd: handle consumerd crashes without leak
1074         * Fix: LPOLLHUP and LPOLLERR when there is still data in pipe/socket
1075         * Fix: double RCU unlock on event_agent_disable_all
1076         * Fix: unbalanced RCU read-side lock in enable event command
1077         * Add rcu_read_ongoing() assertions around process_client_msg
1078         * Clean-up and simplify event_agent_disable_all
1079         * Document locking assumption of agent_find_event()
1080         * Fix: disable agent events by name
1081         * sessiond: add loglevels_match()
1082         * Fix: include loglevel type in agent event's primary key
1083         * Fix: include loglevel type in UST event's primary key
1084         * sessiond: use `loglevel_value` and `loglevel_type` names
1085         * Tests: kernel wildcards
1086         * Tests: fix wildcard test path
1087         * doc: document untrack command in lttng(1)
1088         * doc: document track command in lttng(1)
1089         * Remove dot after enable-event message
1090         * Fix: don't print the default channel name when enabling agent events
1091         * Fix: fail gracefully on --exclude on unsupported domains
1092         * Fix: initialize live_timer to 0 for snapshot session
1093         * Fix: correct mismatched function signatures
1094         * Clearer error reporting when failing to launch session daemon
1095         * Daemonize sessiond on `lttng create`
1096         * Fix: consumer signal handling race
1097         * Fix: list_ust_events(): dangling pointer
1098         * Fix: MI: close domain when listing multiple agent domains
1099         * Tests: expand UST wildcard tests, move to regression/tools
1100         * Tests: kernel filtering
1101         * Fix: use pid element instead of process element
1102         * Fix: race between kconsumerd and sessiond on tear down
1103         * Fix: Buggy string comparison in ust registry ht_match_event
1104         * Fix: Bad cast of lttng_kernel_instrumentation to lttng_event_type
1105         * Fix: Implicit cast from lttng_loglevel_type to lttng_ust_loglevel_type
1106         * Fix: lttng-crash: remove tmp working directory
1107         * Clean up: Coding style conformance adjustments in lttng-crash.c
1108         * Fix: lttng-crash: DIR leak in delete_trace() on error
1109         * Fix: Possible passing of NULL pointer to memcpy()
1110         * Fix: Overwrite of ret in relay_recv_metadata
1111         * Silence undefined return value warning
1112         * Silence use-after-free static analysis warning
1113         * Fix: Wait for in-flight data before closing a stream
1114         * Fix: unpublish stream on close
1115         * Fix: lttng-crash: fd leak
1116         * Fix: Invalid parameter error reported when untracking PID
1117         * Fix: kernel track/untrack error handling
1118         * Fix: Python agent tests are always skipped
1119         * Tests: Fix flaky live test client
1120         * Fix: Announce empty streams on live attach
1121         * Fix: relayd: file rotation and live read
1122         * Fix: relay: viewer_get_next_index handle null vstream
1123         * Fix: relayd: make viewer streams consider metadata sent
1124         * Fix: don't expose empty streams
1125         * Fix: relayd: don't check new metadata on get packet
1126         * Fix: relayd: don't check for new streams in get packet
1127         * Fix: ask new streams HUP
1128         * Fix: reply error if get packet vstream fails
1129         * Fix: relayd reply error to client if cannot find viewer stream
1130         * Fix: relayd reply with error if cannot find metadata
1131         * Fix: ust-app: protect app socket protocol with lock
1132         * Cleanup: privatize consumer_allocate_relayd_sock_pair
1133         * Fix: add missing rcu_barrier at end of sessiond main
1134         * Fix: add missing rcu_barrier at end of consumer main
1135         * Fix: app cmd leak on sessiond exit
1136         * Fix: relayd live don't send incomplete stream list
1137         * Fix: consumer timer misses RCU thread registration
1138         * Fix: sessiond consumer thread should register as RCU thread
1139         * Fix: don't chain RCU free
1140         * Fix: free metadata cache after grace period in consumer
1141         * Fix: sessiond vs consumerd push/get metadata deadlock
1142         * Fix: streamline ret/errno of run_as()
1143         * Fix: Double unlock on error path
1144         * Data pending comment clarification in session daemon
1145         * Fix: Relay daemon ownership and reference counting
1146         * Accept uid and gid parameters in utils_mkdir()/utils_mkdir_recursive()
1147         * Fix: reference counting of consumer output
1148         * Fix: sessiond add missing socket close
1149         * Fix: sessiond should not error on channel creation vs app exit
1150         * Fix: sessiond ust-app session teardown race
1151         * Only display agent loglevel if the loglevel type is not ALL
1152         * Initialize default log level of events on load
1153         * Don't assume that Log4j and JUL share the same log level mappings
1154         * Allow the creation of JUL, Log4j and Python channels
1155         * Fix: Save tracker as part of UST and Kernel domains only
1156         * Fix: Memory leak of agent
1157         * Fix: Memory leak of agent event internals
1158         * Save filter expression as part of agent events and save them
1159         * Fix: UTF-8 characters may be stored on up to 4 bytes
1160         * Remove unneeded hash table existence check in agent_destroy
1161         * Remove unnecessary RCU read lock
1162         * Use type directly in sizeof instead of a dereferenced pointer
1163         * Prevent the addition of UST events to agent channels
1164         * Don't save log level in session configuration when unneeded
1165         * Remove unneeded RCU lock
1166         * Remove unneeded RCU lock
1167         * Fix: Propagate filter status of kernel events to client
1168         * Fix: Save kernel event filter when saving session configuration
1169         * Docs: there is no need to SHOUT in comments
1170         * Fix: Mention Python as part of enable-event's usage()
1171         * Grammar fix in comment
1172         * Fix: typo in error message
1173         * Add agent domains to lttng enable-event usage()
1174         * Docs: Add documentation explaining the meaning of "internal" events
1175         * Report memory allocation failure when copying filter bytecode
1176         * Fix: cmd_enable_event must return positive error codes
1177         * Ensure that a filter is always passed with its filter expression
1178         * Save filter expressions as part of agent events
1179         * Add agent domains to the enable-event section of LTTNG(1)
1180         * Use lttng_domain_type enumeration instead of bare integers
1181         * Prevent disable event on internal UST events
1182         * Remove unneeded RCU read lock
1183         * Skip internal events when saving a session configuration
1184         * Clean-up: Coding-style conformance adjustments
1185         * Docs: Clarify ominous comment wording
1186         * Hide internal events from session daemon clients
1187         * Prevent the use of reserved UST event names
1188         * Tag events created as side-effect of agent events as internal
1189         * Remove unneeded RCU lock
1190         * Remove dead code in lttng-sessiond
1191         * Ensure event names are NULL terminated during validation
1192         * Fix: assert(0) when listing Python events with MI
1193         * Fix: set GLOBAL buffer type for kernel domain in list
1194         * Fix: take RCU read-side lock within hash table functions
1195         * Tests: Adapt MI test to change in track/untrack behaviour
1196         * Clean-up: Rename lib_func to cmd_func
1197         * Fix: Improve the error reporting of the track/untrack command
1198         * Tests: Fix flacky clock-plugin test
1199         * Build: look for python >= 3.0 when building python bindings
1200         * Build: rename use_python to python_binding
1201         * Fix: regression tests
1202         * Fix: tests: stderr not correctly redirected
1203         * Fix: TimeoutExpired in Python tests not defined globally
1204         * Tests: ust: clock override plugin
1205         * Cleanup: reuse tracker* element from config
1206         * Test: save/load: pid_tracker basic test
1207         * Clean-up: Remove statement which has no side-effect
1208         * Save/load: pid_tracker feature.
1209         * Test: mi: track/untrack feature
1210         * Util: xml_extract: add node_exist option
1211         * Mi: track/untrack: validation
1212         * Docs: Grammar fixes in mi_lttng.xsd
1213         * Fix: Ensure a valid command error code is returned by track/untrack
1214         * Clean-up: Remove java-doc annotations from function header
1215         * Mi: track/untrack/listing
1216         * Fix: intialization of ust_metadata_poll_pipe to garbage value
1217         * Fix "allocator sizeof operand mismatch" warning
1218         * Clean-up: Remove java-doc style function header from session.h
1219         * Clean-up: remove extra space in comment
1220         * Fix: test_mi test
1221         * Tests: Java agent: Add configure switches to enable tests
1222         * Fix: incorrect script name in python logging test
1223         * Docs: Document Agent reply codes
1224         * Docs: Remove Java-specific comments from agent.h
1225         * Docs: Grammar fix in agent header
1226         * Return "Unknown" error instead of "Fatal" on unhandled agent replies
1227         * Log agent reply in disable_event()
1228         * Log agent reply in enable_event()
1229         * Log agent reply in list_events()
1230         * Add agent reply code logging helpers
1231         * Add a LOG() macro which handles dynamic severity levels
1232         * Fix: Discard disable event command filter payload
1233         * Fix: Use MSG_NOSIGNAL when calling sendmsg()
1234         * Send data pending status as part of payload instead of an invalid error
1235         * Log error code's value when sessiond replies to a client
1236         * Tests: Java agent: update after Java agent refactoring
1237         * Set registration done Agent command version back to 0
1238         * Fix: Don't send agent disable event command twice
1239         * Tests: Python agent: update after Python agent refactoring
1240         * Clean-up: Remove redundant variable initialization
1241         * Fix: incorrect variable being checked in libc-wrapper test
1242         * Rename Python agent event name to omit "user"
1243         * Consolidate agent event names regardless of user privilege
1244         * Clean-up: Move agent_apps_ht_by_sock definition to main.c
1245         * Fix: Initialize global agent_apps_ht_by_sock on session daemon launch
1246         * Fix: set session should not set non-existent session
1247         * Fix: pids should be numbers only
1248         * Fix: Mishandled NULL short options in lttng-sessiond
1249         * Use popt "required_argument" and "no_argument" constants
1250         * Fix: Mishandled NULL short options in utils_generate_optstring()
1251         * Fix: only launch a new session daemon for the "create" command
1252         * Fix 'daemon' typo in lttng-ctl-pc.in description
1253         * Fix: clean-up agent app hash table from the main sessiond thread
1254         * Fix: Remove undocumented session daemon short options
1255         * Comment grammar correction
1256         * Log userspace application hash table allocation failure
1257         * Fix: RCU read-side lock released too early in destroy_agent_app
1258         * Fix: misleading logging statement in agent_find_event
1259         * Fix: Unhandled domain option condition in list_agent_events
1260         * Fix: Crash on lttng list -j/-l/-p when no events are present
1261         * Clean-up: spelling fix in a comment
1262         * Document relay_add_stream RCU locking
1263         * Fix: Unbalanced rcu_read_unlock() on stream file creation failure
1264         * Fix: Unbalanced rcu_read_unlock() on directory creation failure
1265         * Fix: Document the locking assumptions of ctf_trace_find_by_path()
1266         * Fix: Memory leak in relay_add_stream error path
1267         * Update master version to v2.8.0-pre
1268
1269 2015-07-15 lttng-tools 2.7.0-rc1 (Pet Fire Safety Day)
1270         * Update version to v2.7.0-rc1
1271         * Tests: lttng-ust-getcpu-override-test cache and error-check sysconf()
1272         * Tests: lttng-ust-getcpu-override coding-style adjustments
1273         * Add CPU_ID LTTng-UST context to enum lttng_ust_context_type
1274         * Bump LTTNG_UST_ABI_MAJOR_VERSION to 6
1275         * Tests: Ust getcpu override plugin
1276         * Fix: Follow struct dirent allocation guidelines of READDIR(3)
1277         * Update comments regarding the power of 2 constraint on sub-buffer sizes
1278         * Build: add Flex version check
1279         * Build: add Bison version check
1280         * Fix: handle sys_futex() FUTEX_WAIT interrupted by signal
1281         * Fix: metadata push -EPIPE should be recoverable
1282         * Fix: destroy session removes the default config file
1283         * Build: bump autoconf version requirement to 2.64
1284         * Fix: Memory leak in setup of relayd_path
1285         * Fix: update liburcu URL
1286         * Fix: test: use "$@" to pass and quote argument
1287         * Refactor: test: wrapper for lttng_snapshot_del_output
1288         * Refactor: test: wrapper for lttng_snapshot_add_output
1289         * Refactor: test: wrapper for destroy_lttng_session
1290         * Refactor: test: wrapper for stop_lttng_tracing
1291         * Refactor: test: wrapper for start_lttng_tracing
1292         * Refactor: test: wrapper for enable_ust_lttng_event
1293         * Refactor: test: wrapper for enable_ust_lttng_channel
1294         * Refactor: test: wrapper for create_lttng_session
1295         * Fix: Memory allocated by xmlNodeGetContent() must be freed by xmlFree()
1296         * Save/load: add support for shared memory path
1297         * Fix: get_cmdline_by_pid path length assumes a max pid of 65535
1298         * Clean-up: Remove ifdef-ed out lttng list options
1299         * Test: mi: test for greater or equal to a minimum of events on ust listing.
1300         * Fix: update regression tests involving UST
1301         * Clean-up: Remove ifdef-ed out function:entry feature
1302         * Fix: Mark MI and Config string declarations as extern
1303         * Clean-up append_list_to_probes()
1304         * Fix: modprobe.c: fix tmp_list memory leak
1305         * Fix: append_list_to_probes(): increment index
1306         * Docs: LTTNG(1) filtering is now supported by the kernel tracer
1307         * Fix: live_test regression on large number of cpus
1308         * Fix: set UST register timeout to -1 as test default
1309         * Man page: reference lttng-crash under --shm-path option
1310         * Tests: Don't rely on implicit scalar expression dereference
1311         * man pages: use standard NAME format
1312         * Fix python bindings' Makefile for out-of-tree builds
1313         * Fix: use LIBS instead of AM_LDFLAGS for dl and c linking
1314         * Fix: Add missing -ldl when checking for lttng-ust
1315         * clock plugin: increase offset measurement accuracy
1316         * Implement UST clock override plugin support
1317         * Fix: ownership of filter and filter_expression
1318         * Fix: zero memory passed to create channel kernel ioctl
1319         * Fix: Check that lttng create --live's time is not zero
1320         * Fix: Validate lttng_create_session_live's timer is > 0
1321         * UI: Only show live timer when the session is in live mode
1322         * UI: Only show tracker PID state when enabled
1323         * Implement kernel filter support
1324         * syscall tracing: update tests
1325         * Support lttng-modules syscall wildcards
1326         * Implement lttng-modules tracepoint wildcard support
1327         * Fix build when configuring with --disable-lttng-ust
1328         * Fix: add missing function prototype to trace-ust.h header
1329         * Implement PID tracker content listing
1330         * Implement UST PID tracker
1331         * Cleanup: Remove unimplemented UST domains
1332         * Implement PID tracking for kernel tracing
1333         * Fix: leak on error in lttng-crash
1334         * Man page fixes: missing --version option and typo
1335         * Docs: add lttng-crash(1) man page
1336         * Docs: lttng-crash refers to "lttng"
1337         * Fix: possible use of uninitialized data in loglevel conversion funcs
1338         * Fix: possible evaluation of garbage values in fini_validation_ctx()
1339         * Cleanup: Remove stale #ifdef-ed-out code from spawn_viewer()
1340         * Fix: Possible call to execvp with NULL argument on allocation failure
1341         * Fix: Possible call to strtoul() with NULL argument
1342         * Docs: clarify lttng.1 shm-path section
1343         * Fix: Missing return value check in extract_trace_recursive()
1344         * Fix: recursive_rmdir: empty all empty subdir
1345         * Move file creation/unlink from liblttng-ust-ctl to consumerd
1346         * lttng-crash: support recursive traces
1347         * shm-path: remove directory hierarchy on destroy
1348         * Implement --shm-path option for UST sessions (per-uid channels)
1349         * Cleanup: Reduce scope of connections in main relayd thread
1350         * Cleanup: Reduce scope of relayd connections in live thread
1351         * Docs: connection_find_by_sock() must be called with rcu_read_lock
1352         * Rename current release as 2.7.0-pre
1353         * Docs: grammar fix in Makefile
1354         * Change release name to master
1355         * configure: add type availability checking
1356         * configure: add check for compiler inline keyword support
1357         * configure: missing check for needed header
1358         * configure: missing check of functions
1359         * Fix: test: log4j: missing static test files for dist and out of tree build
1360         * Fix: test: java-jul:missing static test files for dist and out of tree build
1361         * Fix: out-of-tree build: missing xsd file for mi test execution
1362         * Fix: out-of-tree build: missing xsd file for save-load test execution
1363         * Cleanup: remove unused end_no_session label in ust_app_flush_session()
1364         * Cleanup: Remove unused "end" label in push_metadata()
1365         * Tests: Run health check test_thread_ok as part of root_regression
1366         * Fix: deadlock between UST registry lock and consumer lock
1367         * Fix: uninitialized return value
1368         * Fix: build failure using disable-lttng-ust configure option
1369         * Cleanup: Remove unused variable
1370         * Fix: setuid/setgid daemons should not get sensitive env. var./args
1371         * Fix: grab more than one packet for snapshots
1372         * Fix: per-uid flush and ust registry locking
1373         * Docs: Missing optional dependency on lttng-ust in README.md
1374         * Docs: Grammar fixes in the lttng manpage
1375         * Fix: add missing UST perf counter support check
1376         * Fix: tests: integer too large for long type
1377         * Fix: undefined operation on last_relay_viewer_session_id
1378         * Fix: print format type mismatch
1379         * Fix: print format type mismatch
1380         * Fix: Remove structurally dead code from relayd
1381         * Cleanup: Remove logically dead code
1382         * Cleanup: Remove unused label
1383         * Fix: Remove unused argument in debug statement
1384         * Fix: exit threads not only on goto restart
1385         * Fix: poll: show the correct number of fds
1386         * Fix: call lttng_poll_set_max_size before start threads
1387         * Fix: compat poll: add missing empty revents checks
1388         * Fix: various compat poll/epoll issues
1389         * Add debugging output to ht-cleanup thread
1390         * Fix: mi: snapshot: missing error handling for session name
1391         * Fix: ust-app: per-PID app unregister vs tracing stop races
1392         * Fix: data pending: allow empty streams
1393         * Fix: ust snapshot: cleanup after error
1394         * Fix: Mismatching return type in ust_app_ht_alloc() stub
1395         * Cleanup: lock file already taken is error, not warning
1396         * Fix: ust-app null pointer check needed for main refactoring
1397         * Cleanup: relayd: centralize thread stopping function
1398         * Cleanup: Replace all perror() uses by the PERROR macro
1399         * Refactor relayd main/set_options/cleanup
1400         * Refactor consumerd main/cleanup
1401         * Refactor sessiond main/cleanup/ht-cleanup
1402         * Missing error handling: consumer_signal_init should return its error status
1403         * Cleanup: consumerd: lines over 80 columns
1404         * Cleanup: consumerd: use PERROR rather than perror
1405         * Cleanup: lttng-consumerd: remove stale TODO comment
1406         * Misleading error handling: utils_create_pid_file() should return 0 on success
1407         * Missing error handling: consumerd parse_args should return errors to caller
1408         * Missing error handling: ust_app_ht_alloc should return error status
1409         * Fix: ust app leak on UST buffer creation error
1410         * Fix: leak on UST buffer registry creation error
1411         * Fix: agents ht leaks on destroy session
1412         * Fix: add missing RCU read unlock
1413         * Fix: help message for Python agent mentions Java
1414         * Fix: don't destroy the sockets if the snapshot was successful
1415         * Fix: Missing RCU read locks in syscall_list_channel()
1416         * Fix: Missing RCU read lock in kernel_destroy_session()
1417         * Fix: channel names are not validated
1418         * Cleanup: Missing whitespace
1419         * Fix: Apply consumer URI changes to all domains
1420         * Cleanup: Fix a typo in the MI tests
1421         * Test fix: Don't invoke the system's lttng client
1422         * Tests: Add a test to check disabled events are loaded in the correct state
1423         * Fix: Don't leave events enabled if they were saved in a disabled state
1424         * Fix: "Any" loglevel's value is -1 and not 0
1425         * Test fix: LTTNG_SESSION_CONFIG_XSD_PATH expects an absolute path
1426         * Fix: Memory leak on error in alloc_argv_from_user_opts()
1427         * Cleanup: Unchecked close() return value in utils_create_lock_file()
1428         * Cleanup: No check of the return value of lttng_ht_del()
1429         * Cleanup: Mixed enums used for return code in send_sessiond_channel()
1430         * Cleanup: Cast poll() return value to void
1431         * Fix: Unreachable error logging in set_option()
1432         * Fix: OOM leaks in sessiond modprobe.c
1433         * Cleanup: sessiond modprobe.c: coding style
1434         * Cleanup: test_utils_expand_path.c prototypes
1435         * Fix: test_utils_expand_path.c: out of memory error handling
1436         * Fix: test test_ust_data.c: check OOM
1437         * Fix: test libc-wrapper: check malloc OOM
1438         * Cleanup: test libc-wrapper: main parameters
1439         * Fix: lttng-ctl: use zmalloc(), missing OOM check
1440         * Fix: filter-parser.y: use zmalloc(), missing OOM check
1441         * Fix: utils.c: check str*dup OOM
1442         * Cleanup: implement zmalloc as static inline
1443         * Fix: rculfhash: use zmalloc()
1444         * Fix: ini.c: use zmalloc()
1445         * Fix: lttng lttng.c: check strdup OOM
1446         * Fix: lttng conf.c: use zmalloc()
1447         * Fix: lttng view.c missing strdup OOM check
1448         * Fix: use zmalloc() in lttng view.c
1449         * Fix: use zmalloc() in lttng list.c
1450         * Fix: oom error check, realloc oom leak
1451         * Fix: use zmalloc in lttng enable_events.c
1452         * Fix: missing strdup oom check in lttng create.c
1453         * Fix: lttng add_context.c: use zmalloc
1454         * Cleanup: add missing static to function modprobe_remove_lttng()
1455         * Fix: add missing str*dup oom check in sessiond main.c
1456         * Fix: add missing sessiond kernel-consumer missing str*dup oom checks
1457         * Fix: add missing strdup OOM check
1458         * Fix: add missing synchronization point for before app test case
1459         * Fix: tests: wait output hide Terminate errors
1460         * Fix: tests: remove killall, add missing SIGTERM handlers
1461         * Fix: high throughput test: reset bw limit on sigterm
1462         * Fix: tests: add missing wait, document missing synchro
1463         * Document test anti-patterns
1464         * Fix: test flaky sleep and wait patterns
1465         * Fix: tests: don't use pidof to wait for test apps
1466         * Fix: Live tracing does not honor live timer after first tracefile with tracefile rotation
1467         * Fix: Handle empty daemon configuration file lines
1468         * Docs: Add -f/--config option to lttng-sessiond man page
1469         * Cleanup: spaghetti function return path
1470         * Fix: relayd: unbalanced RCU read-side lock/unlock
1471         * Fix: relayd: unbalanced RCU read lock/unlock
1472         * Fix: lttng-relayd: unhandled out of memory error
1473         * Fix: relayd viewer stream: unhandled out of memory error
1474         * Build fix: Apps defining _LGPL_SOURCE must link to urcu-bp
1475         * Define _LGPL_SOURCE in test apps' tracepoint provider files
1476         * Define _LGPL_SOURCE in test applications
1477         * Fix: Missing rcu_read_lock in cmd_list_events()
1478         * Fix: Missing rcu_read_lock in list_lttng_agent_events()
1479         * Fix: Missing rcu_read_lock in cmd_list_channels()
1480         * Fix: Missing rcu_read_locks in cmd_list_domains()
1481         * Fix: Missing rcu_read_lock in cmd_snapshot_list_outputs()
1482         * Fix: Missing rcu_read_lock in save_domains()
1483         * Fix: Missing rcu_read_lock in ust_app_get_nb_stream()
1484         * Fix: UST subbuffers silently dropped on moderate trace traffic
1485         * Fix: Missing rcu_read_lock in get_session_max_subbuf_size()
1486         * Fix: create/destroy a splice_pipe per stream
1487         * Note find_ust_app_context must be called with RCU read lock
1488         * Fix: empty indexes_ht before destroying it.
1489         * Fix: removed useless key from relay_index
1490         * Fix: Ambiguous agent event filter bytecode ownership
1491         * Fix: filter bytecode and string memory leak on error
1492         * Fix: define _LGPL_SOURCE in C files
1493         * Fix: HT must not be destroyed with a rcu_read_lock held
1494         * Fix: agent events HT should be destroyed from the cleanup thread
1495         * Fix: missing rcu_read_lock in trace_ust_destroy_session()
1496         * Fix: missing rcu_read_lock when calling trace_ust_find_agent()
1497         * Fix: missing rcu_read_lock in cmd_start_trace()
1498         * Cleanup: remove "disabled" flag for new release cycle
1499         * Fix: filter attach vs event enable race
1500         * Fix: Mark libxml2 as a mandatory dependency
1501         * Fix: Warn the user when enabling an event in a new domain
1502         * Fix: Don't report an error when listing a session with no channels
1503         * Bypass 0 byte allocation when no domains are enabled
1504         * Fix: Add missing URCU_TLS access to error_log_time
1505         * Fix: check userspace perf counter name when looking up contexts
1506         * Update maintainer section of the man pages
1507         * Update maintainer section of README.md
1508         * Fix: add README.md to documentation files
1509         * Fix: UST consumer sync all available metadata
1510         * Test: remove bogus argument from prove invocation
1511         * Fix: typo in pythong test Makefile
1512         * Fix: memory leak in libconfig
1513         * Add Python agent support
1514         * Fix: return EINVAL if agent registration fails
1515         * Use lttng-modules ABI version ioctl
1516         * Fix: syscall list ioctl number conflict
1517         * Update master ChangeLog with 2.5.1 release
1518
1519 2014-10-20 lttng-tools 2.6.0-rc1 (Harry Belafonte records Banana Boat Song)
1520         * Machine Interface added to lttng command line (--mi)
1521         * Java Log4j agent support (--log4j)
1522         * Kernel per syscall tracing
1523         * Multiple fixes.
1524
1525 2014-10-20 lttng-tools 2.5.1
1526         * Fix: handle sysconf possible negative returned value
1527         * Fix: channel deref. after NULL check in kernel consumer
1528         * Fix: check for kernel session metadata during init
1529         * Fix: incorrect cast in ust consumer assert
1530         * Fix: bad handling of incoming data in consumer thread
1531         * Fix: disable event for JUL domain
1532         * Fix: send disable ALL command code if event is *
1533         * Fix: make sure no index is in flight before using inactivity beacons
1534         * Fix: Parenthesize previous statement when adding conditions to a filter
1535         * Fix: parse_prob_opts return the actual success of the function
1536         * Fix: Man page typos
1537         * Fix: disable JUL event on destroy
1538         * Fix: unbalanced ustconsumer32_data.pid_mutex lock
1539
1540 2014-07-16 lttng-tools 2.5.0 (Take Your Poet to Work Day)
1541         * Fix: validate file path creds in autoload mode
1542         * Fix: change session file loading order
1543         * Fix: add Loading Sessions section to lttng-sessiond.8
1544         * Fix: add default session conf. dir to manpage
1545         * Fix: on session load, add it to the .lttngrc
1546         * Fix: clarify session conf. directory in man
1547         * Fix: filter error path could free invalid ptr
1548         * Fix: Create a lock file to prevent multiple session daemons
1549         * Fix: relayd stream set close_flag on stream close
1550         * Fix: ustctl_get_stream_id without UST support
1551         * Fix: avoid freeing invalid ptr in filter bytecode
1552         * Fix: get the stream_id when generating live beacons
1553         * Fix: use biggest subbuffer size for snapshot max-size
1554         * Fix: Possible memory leak when multiple config files are loaded
1555         * Fix: Clamp verbosity value read from config file
1556         * Fix: Unchecked strdup return values in set_option
1557
1558 2014-06-27 lttng-tools 2.5.0-rc2
1559         * Test: add JUL disable event tests
1560         * Fix: disable JUL event on UST side
1561         * Fix: accept override flag even without a load path
1562         * Fix: bad error code path when loading session
1563         * Fix: set session in output mode if URL are set afterwards
1564         * Fix: add a kernel context list to the channel
1565         * Fix: Add vpid, vppid and vtid info in add-context help
1566         * Fix: wrong behavior of save command when no session name is provided
1567         * Fix: missing context type string in save for ust context
1568         * Fix: wrong casting of return value
1569         * Fix: add dependency to libcommon for python binding
1570         * Fix: remove the default GIT_VERSION
1571
1572 2014-05-28 lttng-tools 2.5.0-rc1 (International Hamburger Day)
1573         * Save/load session feature
1574         * Daemon configuration file support
1575         * UST perf counter support with add-context
1576         * Kernel tracer probe user define list
1577         * Multiple fixes! The diff is just too big to put here.
1578
1579 2014-07-16 lttng-tools 2.4.2 (Take Your Poet to Work Day)
1580         * Fix: Create a lock file to prevent multiple session daemons
1581         * Fix: relayd stream set close_flag on stream close
1582         * Fix: ustctl_get_stream_id without UST support
1583         * Fix: get the stream_id when generating live beacons
1584         * Fix: missing include for getpwuid()
1585         * Fix: add a get HOME dir fallback to getpwuid
1586         * Fix: don't set enabled flag is session start fails
1587         * Fix: logger name dropped from filter condition when loglevels are used
1588         * Fix: memory leak in lttng_enable_event_with_exclusions
1589         * Fix: check malloc return value
1590         * Fix: static array larger than necessary
1591         * Fix: set session in output mode if URL are set afterwards
1592         * Fix: Add vpid, vppid and vtid info in add-context help
1593         * Fix: alignment problems on targets not supporting unaligned access.
1594         * Fix: possible use after free in consumer
1595         * Fix: improve and update lttng.h comments
1596         * Fix: JUL filtering for event *
1597         * Fix: deny overwrite mode and num subbuf less than 2
1598         * Fix: remove bad option in enable channel --help
1599         * Fix: implicit conversion from enumeration
1600         * Fix: clarify man page lttng.1
1601         * Fix: Copy-pasted PERROR messages may be misleading
1602         * Fix: incorrect printf format
1603         * Fix: handle ENOENT when creating a kernel event
1604         * Fix: move JUL filter creation to a function
1605         * Fix: JUL filtering done on the UST level
1606         * Fix: Don't include the binary in the live test's EXTRA_DIST
1607         * Fix: add JUL filter to UST event on logger_name
1608         * Fix: Racy event validation in tests
1609         * Fix: rework utils_parse_size_suffix
1610
1611 2014-04-08 lttng-tools 2.4.1 (OpenSSL heartbleed day)
1612         * Fix: don't delete stream from connection recv list
1613         * Fix: use after free of a relayd stream
1614         * Fix: don't print stream name in error message
1615         * Fix: take session list lock when listing tp
1616         * Fix: add consumer wake up pipe to avoid race
1617         * Fix: don't spawn relayd if URL is provided
1618         * Fix: don't ask data pending if session was not started
1619         * Fix: missing test file in EXTRA dist
1620         * Fix: allow empty URL for live session creation
1621         * Fix: missing valid return code when adding an URI to consumer
1622         * Fix: syntax error in lttng.1
1623         * Fix: check relayd fd leak in lttng cmdline
1624         * Fix: remove unused tp in high-throughput test
1625         * Use autoconf AM_MAINTAINER_MODE.
1626         * Fix: clang 'constant-out-of-range-compare' warning
1627         * Fix: Unchecked session pointer when destroying a connection in relayd
1628
1629 2014-02-28 lttng-tools 2.4.0 (Public Sleeping Day)
1630         * Fix: improve lttng with live by spawning relayd
1631         * Fix: relayd should listen for viewers on localhost only by default
1632         * Fix: handle loglevel range ALL in list command
1633         * Tests: add JUL test for multiple loglevel
1634         * Fix: index JUL event by name *and* loglevel
1635         * Fix: JUL to enable user and root tracepoints
1636         * Fix: handle the registration done command for JUL
1637         * Test fix: use temp file sync. of test app
1638         * Fix: keep metadata channel attr in UST session
1639         * Tests fix: Missing waitpid in fork test
1640         * Fix: add loglevel type to lttng list <name>
1641         * Fix: minor rephrasing of the lttng.1 man page
1642         * Fix: Warn user if JUL port is already being used
1643         * Fix: add some sane default values to --live opt
1644         * Fix: possible NULL deref. in sessiond error path
1645         * Fix: flag that kernel streams FDs has been sent
1646         * Fix: forbid session name creation if contains /
1647         * Fix: don't start session if no channel
1648         * Fix: add missing relayd option to man page
1649         * Fix: report error if consumer can't be spawned
1650         * Fix: lttng list -u <name> should only list UST
1651         * Fix: kernel channel destroy on consumer if sent
1652         * Fix: only create UST metadata on start trace
1653         * Revert "Fix: wrong condition on startup for low-activity streams"
1654         * Fix: missing big endian conversion for one index field
1655         * Fix: wrong condition on startup for low-activity streams
1656         * Fix: perror on index directory creation error
1657         * Comments fix: lttngerr.h -> error.h (./Changelog:754)
1658         * Fix: consumerd errors on exit
1659         * Fix: scanf unbounded input
1660         * Fix: miscellaneous memory handling fixes
1661         * Fix: add missing VALGRIND ifdef checks and documentation
1662
1663 2014-02-14 lttng-tools 2.4.0-rc5
1664         * Fix: steal channel key in the consumer to avoid race
1665         * Fix: change ERR statement to DBG in kernel read subbuffer
1666         * Fix: handle snapshot ENODATA in live timer
1667         * Fix: relayd leak on error in consumer splice()
1668         * Fix: protect close_write_flag with the rotation lock
1669         * Man: clarify loglevel for JUL domain
1670         * Fix: Define __STDC_LIMIT_MACROS to fix C++ builds
1671         * Fix: bad indentation of lttng list in man page
1672         * Fix: wrong data structure used in commit df41f83
1673         * Fix: add missing optional dependency to babeltrace in README
1674         * Fix: cleanup inconsistent use of spaces/tabs in README
1675         * Fix: only set the new_streams flag if a viewer is attached
1676         * Fix: lttng-live documentation
1677         * Fix: remove dead code in relayd live code
1678         * Fix: use after free error code path
1679         * Fix: wrong sizeof argument in live viewer create session
1680         * Fix: zero out the reply structure in viewer_connect
1681         * Fix: write index only if fd is valid
1682         * Fix: cleanup relayd on any I/O error in read subbuffer mmap
1683         * Fix: memory/fd leak when cleaning streams in channel
1684         * Fix: destroy streams in consumer del channel
1685         * Fix: add missing urcu wfqueue headers in relayd
1686         * Fix: in lttng_read/write deny count bigger than the possible returned value
1687         * Fix: fd leak when closing metadata stream
1688         * Fix: read subbuffer mmap/splice signedness issue
1689         * Doc: live protocol clarifications
1690         * Fix: remove unused create_viewer_session option
1691         * Fix: don't sleep(1) on the consumer ready flag
1692         * Fix: free viewer session in connection_free()
1693         * Fix: add missing ctf trace delete before destroy
1694         * Fix: don't delete ctf trace while in snapshot mode
1695         * Fix: add flag to create session command and fix tests
1696         * Fix: cleanup indef guards following the rename
1697         * Fix: merge issue with thread quit pipe
1698         * Fix: use uint32_t for metadata_flag in viewer's ABI
1699         * Fix: check for new streams in all attached sessions
1700         * Fix: Move static functions up in the code
1701         * Fix: allow attach command to multiple sessions
1702         * Fix: handle session hang up in get_new_streams
1703         * Fix: force the client to create a viewer session before attaching
1704         * Fix: Namespace lttng-viewer-abi
1705         * Fix: relayd connection object refactor
1706         * Fix: big relayd cleanup and refactor
1707         * Fix: code refactoring of viewer streams in relayd
1708         * Fix: handle new streams in live mode in relayd
1709         * Fix: notify the viewer if new streams got added
1710         * Fix: send the streams sent message after metadata
1711         * Add extern C to the health-check header
1712         * Fix: memory leak in unit test
1713         * Man: add JUL DOMAIN section to lttng.1
1714         * Fix: handle invalid URL passed to lttng_create_session_live
1715         * Fix: add --jul-tcp-port to sessiond man page
1716         * Fix: measure UST clock offset with best sample (v2)
1717         * Fix: remove free in unit test not needed anymore
1718         * Fix: relay create session for version before 2.4
1719         * Fix: memory leak when UST events are enabled with exclusions
1720
1721 2014-01-29 lttng-tools 2.4.0-rc4
1722         * Fix: add -b, --background option
1723         * health check tests: test relayd and consumerd
1724         * tests: Add stop_lttng_relayd_nocheck
1725         * Fix: add missing JUL loglevel handling
1726         * relayd: add testpoints
1727         * relayd: use same pipe for live and main
1728         * Cleanup relayd live comment
1729         * Fix: relayd: add LPOLLERR to events
1730         * Fix: relayd: notify parent of readiness when all threads ready
1731         * Fix: tests: start relayd in background mode (-b)
1732         * lttng-relayd: implement background cmd line option
1733         * sessiond: add missing testpoints
1734         * tests: use --background for session daemon
1735         * sessiond: add --background argument
1736         * Use lib common daemonize
1737         * Fix: sessiond: wait for health check readiness
1738         * Fix: relayd: initialize lttcomm inet
1739         * Consumer: add testpoints
1740         * Fix: consumerd: HT init/teardown with program
1741         * Cleanup: lttng-ctl-health comment
1742         * Add daemonize() to libcommon
1743         * Fix: tests: wait for consumerd to complete
1744         * Fix: consumerd: use DBG rather than DBG2
1745         * Fix: consumerd: only return readiness when health is ready
1746         * Fix: consumerd should initialize lttcomm
1747         * Fix health check: signal parent before exit testpoint
1748         * Test health: add test_thread_ok
1749         * health check: change --relayd-path arg to --relayd-path=arg
1750         * relayd: add LTTNG_RELAYD_HEALTH env var
1751         * Add sessiond/SESSIOND_ prefix to sessiond testpoints
1752         * Fix: zero out data structure before using it
1753         * Fix: delete metadata stream before destroying it
1754         * Fix: report to client when snapshot will be empty
1755
1756 2014-01-14 lttng-tools 2.4.0-rc3
1757         * Fix: metadata stream should be always flagged as ready
1758         * Fix: wrong check before destroying the viewer metadata stream
1759         * Fix: race with the viewer and readiness of streams
1760         * Fix: missing reset when listing UST fields for multiple PIDs
1761         * Fix: filter: check binary op nesting
1762         * Fix: relayd cmd line option for live port
1763         * Fix: remove break in epoll loop of apps. thread
1764         * Fix: wrong comment in snapshot public API
1765         * Fix: clear the CTF traces when all the streams are closed
1766
1767 2013-12-10 lttng-tools 2.4.0-rc2
1768         * Fix: close connection on incompatible version check
1769         * Fix: fields alignements in live protocol
1770         * Tests: add regression test for Java JUL support
1771         * Fix: possible use after free
1772         * Fix: remove unused code in session daemon
1773         * Fix: string format with unsigned value
1774         * Fix: remove useless assert
1775         * Fix: bad logical check of error codes
1776         * Fix: resource leak in enable-event command
1777         * Fix: unchecked return value in ust app delete
1778         * Fix: dereference after null check in UST registry
1779         * Fix: Resource leak in ust registry
1780         * Fix: backported from urcu commit 92af1a30
1781         * Tests: fix racy tests and misleading output messages
1782         * Tests: fix bad argument parsing in test app
1783         * Fix: remove assert on fd in the read/write layer
1784         * Fix: missing lock/unlock when sending index
1785         * Fix: update back the metadata len sent on failure
1786         * Fix: don't fail on push metadata if no channel
1787         * Rename LTTng index in CTF index
1788         * Fix: set the enable all event command type
1789         * Fix: implicit conversion of enum types in sessiond
1790         * Fix: implicit conversion of enum types in consumer
1791         * Fix: comparison of unsigned enum expression >= 0
1792         * Fix: comparison of unsigned value agains < 0
1793         * Fix: create a fast and a long UST snapshot test
1794         * Tests: fix racy UST snapshot post mortem test
1795         * Tests: remove useless sleep when spawning sessiond
1796         * Add travis-ci configuration file
1797         * Add libuuid as dependency in README
1798         * Tests: add valid test cases to test_utils_expand_path
1799         * Tests: add symlink tests for test_utils_expand_path
1800         * Fix: utils_expand_path now works for paths that ends with '/.' or '/..'
1801         * Fix: comment indentation
1802         * Add missing copyright to utils.c
1803         * Fix: use non block waitpid to lookup child state
1804
1805 2013-11-15 lttng-tools 2.4.0-rc1
1806         * Live streaming support
1807         * Health check support in consumer and relayd
1808         * Event exclusion support
1809         * Java Util Logging support
1810         * Multiple fixes! The diff is just too big to put here.
1811
1812 2013-11-13 lttng-tools 2.3.1
1813         * Fix: typo in --sig-parent help
1814         * Fix: application SIGBUS when starting in parallel with sessiond
1815         * Fix: missing LTTNG_OK return value for snapshot
1816         * Fix: arguments in the wrong order for fd-limit
1817         * Fix: Some corrections to the lttng man page
1818         * Fix: recv creds comm should handle partial receive
1819         * Fix: set app socket timeout just after accept()
1820         * Fix typo in lttng snapshot add-output example of lttng(1)
1821
1822 2013-09-03 lttng-tools 2.3.0
1823         * Fix: remove periodical flush test from make check
1824
1825 2013-08-30 lttng-tools 2.3.0-rc3
1826         * Fix: hashtable: take split_count_order into account
1827         * Fix: remove wrong doing asserts in sessiond
1828         * Tests: fix periodical flush tests to stop app
1829         * Fix: correctly close metadata on sessiond thread shutdown
1830         * Fix: delete the trace directory used for the test
1831         * Fix: remove bad check after epoll wait in consumer
1832         * Fix: missing data pending signess conversion
1833         * Fix: consumer data pending for empty streams
1834         * Fix: hash table growth (for small tables) should be limited (v2)
1835         * Fix: run_as gid/uid test should return result to parent
1836         * Fix: missing check for metadata data pending
1837         * Tests: change buffers UID test to PID
1838         * Tests: fix health tests to use custom socket timeout
1839         * Fix: remove health test from fast regression
1840         * Use socket timeout value for tcp timeout if available
1841         * Fix: set the health delta tcp timeout aware
1842         * Get the maximum TCP timeout in sessiond
1843         * Fix: don't report error if UST app dies
1844         * Fix: support VPATH build for tests
1845         * Improve comments after review
1846         * Rename consumer socket fd to fd_ptr
1847         * Lock consumer data before fd check during destroy
1848         * Use single callsite for send/recv ops. for consumer in sessiond
1849         * Use consumer fd reference in consumer socket obj
1850         * Update bash completion
1851         * Add --list-commands option to the snapshot command
1852         * Reorder functions _lttng_cmd_* functions in bash completion
1853         * Use parse_size_suffix in snapshot
1854         * Fix: snapshot record error handling
1855         * Fix: improve error message when UST support is disabled
1856         * Fix: add missing short filter option in help
1857         * Fix: typo in configure.ac for version check
1858         * Fix: remove calibrate syscall option from code
1859         * Fix: snapshot should fail if no successful snapshot is taken
1860         * Fix: check UST float field mantissa length
1861         * Fix: add UST context in the same order the user enabled them
1862         * Introduce configure --with-lttng-system-rundir
1863         * Add .dirstamp to gitignore file
1864         * Fix: snapshot with multiple UIDs
1865         * Prepare for automake deprecation of missing subdir-objects
1866         * Fix: typos in --help and manpage
1867         * Fix: add-context without -c apply to all channels
1868         * Fix: channels can be _enabled_ after tracing is started, but not created
1869         * Fix filter parser segmentation fault with bison 3.0
1870         * Fix: typo in error msg
1871         * Fix: imprecise error message about root sessiond/tracing group
1872         * Fix: don't skip chmod if tracing group is not found
1873         * Tracepoint probes don't need extern C
1874         * Fix: Snapshot should be taken asap in core handler script
1875         * Fix: reset out_fd_offset when we rotate the trace file
1876         * Fix: LTTNG_ERR_NEED_ROOT_SESSIOND error message
1877         * inet/inet6 sockets: apply timeout
1878         * Implement timeout for connect ipv4/ipv6
1879         * Introduce LTTNG_NETWORK_SOCKET_TIMEOUT env. var
1880         * bash completion: add calls to _lttng_complete_sessions
1881         * bash completion: Fix copy-paste typo
1882         * Extras: Remove deprecated consumer commands in bash completion
1883         * bash completion: Remove underscores in handler function names
1884         * bash completion: Remove --event for add-context
1885         * Update gitignore
1886         * relayd: use version macros from build rather than scanf
1887         * sessiond: use version major/minor from build for communication with relayd
1888         * build: export major/minor/patchlevel numbers
1889         * Fix: Dead code when checking return value from (ust_app|kernel)_snapshot_record
1890         * Test: enable kernel events after start
1891         * Fix: kernel ctl error codes are based on errno
1892         * Fix: format string mismatch
1893         * test: test_periodical_metadata_flush shrink timer period, kill app
1894         * Fix: format string type mismatch
1895         * snapshot howto: update text
1896         * Add snapshot howto
1897
1898 2013-07-19 lttng-tools 2.3.0-rc2
1899         * Add core-handler README to dist tarball
1900         * extras: core-handler: simplify, allow usage from tracing group
1901         * Cleanup: add missing dot
1902         * Fix: documentation: create name and options
1903         * Add core dump snapshot handler script
1904         * Fix: sym name len (kernel)
1905         * Fix: tests: provide channel name when a non-default channel exists: per-pid
1906         * Fix: tests: provide channel name when a non-default channel exists
1907         * Fix: data pending race
1908         * Fix hang in make check snapshots/test_ust
1909         * Cleanup: ust-consumer: wrong indentation
1910         * Fix: print dots while waiting for data availability
1911         * Fix: remove sleep(1) added by "Fix: (slight UI change) refuse missing -c if non-default channel exists"
1912         * Fix: (slight UI change) refuse missing -c if non-default channel exists
1913         * Fix: push metadata on stop for per-UID buffers
1914         * README: update python documentation
1915         * Manpage: other layout cleanups
1916         * Manpage: cleanup layout of view
1917         * Manpage: cleanup layout of version
1918         * Manpage: cleanup layout of stop
1919         * Manpage: cleanup layout of start
1920         * Manpage: cleanup layout of snapshot
1921         * Manpage: cleanup layout of set-session
1922         * Manpage: cleanup layout of list
1923         * Manpage: cleanup layout of disable-event
1924         * Manpage: cleanup layout of disable-channel
1925         * Manpage: cleanup layout of enable-event
1926         * Manpage: cleanup layout of enable-channel
1927         * Manpage: cleanup layout of destroy
1928         * Manpage: cleanup layout of create
1929         * Manpage: cleanup layout of calibrate
1930         * Manpage: cleanup layout of add-context
1931         * Documentation: create --snapshot in manpage
1932
1933 2013-07-17 lttng-tools 2.3.0-rc1
1934         * Fix: add missing snapshot header to dist tarball
1935         * Documentation: fix thread quit pipe comment
1936         * Test for presence of bison and flex when building from git
1937         * Test UST snapshot with large metadata
1938         * Add test application with large metadata
1939         * Cleanup: remove redundant assignment
1940         * Fix: use per-uid buffer registry for UID buffer snapshots
1941         * cmd.c: fix typos in snapshot commands
1942         * Test snapshot per-uid post-mortem
1943         * Remove leftover fprintf
1944         * Fix deadlock: don't take channel lock in timer
1945         * Introduce channel timer lock
1946         * document lttng_ustconsumer_request_metadata locking constraints
1947         * consumer: remove unused lttng_ustconsumer_push_metadata
1948         * Document metadata_socket_lock nesting
1949         * lttng_ustconsumer_recv_metadata does not need all those locks
1950         * document metadata_switch_timer() deadlock
1951         * Fix: add missing metadata socket lock
1952         * document metadata_switch_timer() locking constraints
1953         * consumer: remove timeout for UST metadata
1954         * Introduce pipe for UST metadata cache and stream
1955         * consumer: replace DBG2() instances by DBG()
1956         * Introduce utils_create_pipe_cloexec_nonblock()
1957         * ust consumer: data_pending check is endpoint active
1958         * Fix: kernel consumer: data_pending check if endpoint active
1959         * consumer: explicitly set endpoint status to active at init
1960         * document consumer_metadata_cache_flushed use of consumer_data.lock
1961         * consumer: introduce channel lock
1962         * Merge branch 'master' of git://git.lttng.org/lttng-tools
1963         * Fix: update lttng snapshot help output
1964         * Man: fix part of snapshot documentation
1965         * Fix: set tracefile size test with PID buffers
1966         * Fix: Babelstats fail to parse output with no process name or pid
1967         * Missing NULL pointer init in tap.c
1968         * Fix: Unchecked asprintf/vasprintf return values
1969         * Add snapshots test to fast regression
1970         * Fix: kernel data unit test
1971         * Fix: snapshot returned valid LTTNG_ERR code
1972         * Add the number of snapshot taken to the output path
1973         * Fix: RCU read side lock unbalanced
1974         * Fix: zeroed snapshot output at init
1975         * Support del-output with an output name
1976         * Update man page with snapshot command
1977         * New UST default buffers is now per UID
1978         * Bump UST ABI major version for 2.3 release
1979         * Add snapshot mode to lttng list session
1980         * Fix: support temporary snapshot max size and name
1981         * Support snapshot max-size limitation
1982         * Tests: per-UID UST snapshot
1983         * Fix: snapshot support for UST and kernel in same session
1984         * Implement lttng create --snapshot command
1985         * Add create session snapshot API in lttng-sessiond
1986         * Add snapshot output init call that uses URIs
1987         * Fix: consumer err_sock cloexec
1988         * Callsite: add "ip" context
1989         * Fix: possible consumer sockets double close on cleanup
1990         * Automatically load kvm-x86 and kvm-x86-mmu probes.
1991         * Fix: consumer: use uint64_t for all sessiond_id
1992         * Fix: add gpl and lgpl files to tarball
1993         * Fix: don't install libtap system wide
1994         * Fix: close consumer sockets in sessiond cleanup
1995         * Fix: set globally visible flag to kernel stream
1996         * Fix: lttng: memory leak in snapshot record command
1997         * Fix: kernel-consumer: double-close
1998         * Fix: consumer: incorrect size zmalloc
1999         * Fix: don't try to send stream to relayd if not in streaming
2000         * Fix: relayd refcount updates for stream
2001         * Fix: don't send error to sessiond on orderly shutdown
2002         * Fix: bad pathname used when sending kernel stream to relayd
2003         * Fix: add globally visible flag in stream
2004         * Fix: destroy metadata stream on setup metadata error path
2005         * Fix: send kernel stream to relayd only if needed
2006         * Fix: destroy streams for kernel snapshot sessions as well
2007         * Fix: close and destroy metadata stream after a kernel snapshot
2008         * Fix: print errno message on connect() error
2009         * Fix: possible double-close on stream out_fd
2010         * Fix: session ID signess to uin64_t in sessiond
2011         * Tests: fix validation trace path in kernel snapshot
2012         * Tests: Add UST snapshot local and streaming
2013         * Add UST snapshot support
2014         * Fix: consumer_add_relayd_socket() report errors to sessiond
2015         * Fix: add missing enum lttcomm_return_code entries
2016         * Fix: UST per-UID channels persist across application teardown
2017         * Fix: kernel snapshot metadata handling and error paths
2018         * Fix: coding style and debug statement
2019         * Fix: put subbuffer back in kernel snapshot error path
2020         * Fix: overflow in uri_to_str_url
2021         * Fix: detect the correct version of LTTng-UST
2022         * Fix: sessiond: use uint64_t for all session ids
2023         * Tests: add kernel snapshot streaming to root regression
2024         * Tests: remove debug output from test
2025         * Tests: Add kernel snapshot streaming
2026         * Fix: use snapshot consumer output for kernel
2027         * Fix: periodical flush check trace before stop
2028         * Fix: consumer: 64-bit index for relayd rather than 32-bit (v2)
2029         * Fix UST channel/stream output assignation
2030         * Fix: send per-pid session id in channel creation
2031         * Fix: consumer double-close on error
2032         * Update URCU detection to correctly check for a 0.7 version
2033         * Fix: snapshot path
2034         * Add utils function to format current time as a string
2035         * Fix: set hidden attribute to utils_* calls
2036         * Fix: consumer handling of metadata for relayd
2037         * Add kernel snapshot support
2038         * Support flight recorder mode for a session
2039         * Implement snapshot commands in lttng-sessiond
2040         * Add snapshot command to lttng UI
2041         * Initial import of the snapshot ABI/API in lttng-ctl
2042         * Use the consumer stream API in consumer_del_stream()
2043         * Add consumer-stream.c/.h in libconsumer
2044         * Move multiple URLs parsing fct from lttng-ctl to uri.c
2045         * Add a lttng-ctl header to facilitate code separation
2046
2047 2013-06-25 lttng-tools 2.2.0 (National Catfish Day)
2048         * STABLE VERSION
2049         * Fix: if relayd is unreachable, disable consumer for the session
2050         * Fix: possible infinite loop in disable ust event
2051         * Fix: don't enable a channel if a session was already started
2052         * Fix: bad type for the relayd id
2053         * Fix: add debug statement in kernel flush metadata
2054         * Fix: destroy default created channel if add-context fails
2055         * Fix: clarify tracefile size/count in lttng.1 man
2056         * Fix: don't stop a session that was not previously started
2057         * Fix: update lttng.1 man page
2058         * Fix: bad protocol flow between sessiond and consumerd
2059         * Fix: kernel memory leak in error path
2060
2061 2013-06-20 lttng-tools 2.2.0-rc3
2062         * Multiple memory and fd leak fixes in sessiond and consumerd
2063         * Test: stress test added to the repository but not in make check
2064         * Using LTTNG_HOME environment variable if exists, with fallback to HOME
2065         * Implement health check for app registration dispatch
2066         * Implement health check for app notification thread
2067         * Revert "Improve channel listing output format"
2068         * Fix: use lttng pipe to send new stream to thread
2069         * Change consumer_metadata_pipe to be a lttng_pipe
2070         * Change consumer_data_pipe to be a lttng_pipe
2071         * Add wrappers for pipe
2072         * Add --version command-line option to lttng.
2073         * Add --with-lttng-ust-prefix config option.
2074         * Fixes from coverity scan.
2075         * Stability fixes
2076         * RCU hash table are now destroyed in a seperate thread in sessiond
2077
2078 2013-05-09 lttng-tools 2.2.0-rc2
2079         * Fix: split UST per UID/PID default values
2080         * Fix: don't start the relayd with a wrong --output dir
2081         * Fix: Erroneous automatic session name when streaming
2082         * Fix: wrong data port when listing session's URI
2083         * Fix: don't create a channel on an enable channel
2084         * Tests: Add missing test_utils_parse_size_suffix to unit tests
2085         * Fix: print lttng strerror on enable event with filter
2086         * Fix: change relayd protocol version to 2.2
2087         * Fix: reset current size for tracefile rotation
2088         * Fix: remove extra -I for python bindings
2089         * lttng UI: round up trace file size to subbuf size if needed
2090         * Fix lttng UI: fix arg parsing, round size to next power of two
2091         * Fix: check errors in lttng command argument values
2092         * Implement get_count_order in lttng utils
2093         * lttng cli: Accept human readable sizes for --subbuf-size
2094         * Unit tests: don't rebuild units under test
2095         * Fix: consumerd metadata channel/cache/timer races
2096         * Fix: consumerd channel destroy race
2097         * Cleanup: document RCU read-side lock better
2098         * consumer relayd interaction: fix segfaults
2099         * Fix: change order of fd get to fix error path
2100         * Fix: fd leak when creating UST metadata channel
2101         * Fix: fd leak on error
2102         * Fix consumerd fd leak
2103         * Fix RCU-related hangs: incorrect lttng_ht_destroy use
2104         * rculfhash: check for callers from RCU read-side C.S.
2105         * Fix: don't call hash table destroy under rcu read-side c.s.
2106         * Documentation: import updated comments from urcu
2107         * Fix: segfault in buffer_reg_channel_destroy()
2108         * Fix: add missing goto error in UST consumer
2109         * Fix: no need to use run_as_open in the relayd
2110         * Fix: typo in enable-channel man and help
2111         * Fix: add some missing hidden attribute
2112         * Fix: per-uid buffers should only be flushed once on stop
2113         * Cleanup: Use own mutex within timer setup/teardown
2114         * Fix: channel management thread should hold a refcount
2115         * Fix: move metadata cache setup before ownership passing
2116         * Fix: consumer metadata switch timer error handling
2117         * Fix: set ptr to NULL to suppress old gcc warnings
2118         * Fix: linking order of libraries
2119         * Fix: multiple type mismatch in debug statement
2120         * Fix: remove mention of trace directory layout in quickstart doc
2121         * Fix: remove unused path variables from session obj
2122         * Fix: update lttng.1 man and enable-channel help with read timer size
2123         * Fix: use channel per domain default values
2124         * Fix: typos in the code base
2125         * Fix: deny multiple event types with enable-event
2126         * Fix: deny the same port for data and control URL
2127         * Fix: reset consumer destination when changing URIs
2128         * Fix: don't allow different control and data destination
2129         * Fix: typos in error strings
2130         * Improve channel listing output format
2131         * Fix: enable-channel accepts mismatched option
2132         * Fix: validate buffer type for UST channel creation
2133
2134 2013-03-28 lttng-tools 2.2.0-rc1
2135         * Add UST per UID buffers support
2136         * UST metadata generation are created on the sessiond side
2137         * Move LTTng-UST buffer ownership from application to consumer
2138         * Add a UST registry of events and channel in the sessiond
2139         * UST periodical metadata flush
2140         * Refactor tests to use prove and tap
2141         * Support for trace file rotation for the relayd and on disk
2142         * Support per-context filtering
2143         * Add channel wakeup fd to monitor close
2144         * Deprecate enable/disable-consumer
2145         * Multiple fixes and memory leak fix.
2146
2147 2012-12-20 lttng-tools 2.1.0 (13th Baktun)
2148         * STABLE VERSION 2.1.0-stable - "Basse Messe"
2149         * Multiple minor fixes
2150         * Multiple memory and fd leaks
2151         * Fix: Off by one in seq num for data pending command
2152         * Fix: flag metadata stream on quiescent control cmd
2153         * Fix: prioritize control socket communication in relayd
2154         * Fix: poll and epoll fd set reallocation
2155         * Fix: add missing goto pending if data is inflight
2156         * Fix: remove ua_sess->started assert on stop trace
2157         * Set classes of traffic in high_throughput_limit
2158         * Fix: use the poll wait ret value when iterating on fd(s)
2159         * Fix: force the poll() return value to be nb_fd
2160         * Fix: Wrong check of node when cleaning up ht
2161         * Fix: set started flag of ust app after ustctl
2162         * Fix: memory leak in add relayd socket error path
2163         * Fix: add packed attribute to filter structure
2164         * Fix: Add missing health code update for consumer command
2165         * Add LTTNG_PACKED macro
2166         * Fix data pending for inflight streaming
2167         * Map session id of relayd and sessiond in consumer
2168         * Add the relayd create session command
2169         * Make the consumer sends a ACK after each command
2170         * Remove MSG_WAITALL on every recvmsg() socket typ
2171         * Fix: Add missing relayd ht cleanup and ht destroy
2172         * Fix: Relayd and sessiond version check
2173         * Fix: protect consumer_find_channel with rcu locking
2174         * Fix: don't steal key when adding a metadata stream
2175         * Consumer hold stream mutex for add stream
2176
2177 2012-12-03 lttng-tools 2.1.0-rc9
2178         * Fix: set the stream ht static in consumer file
2179         * Update sessiond man page with new env var
2180         * Update lttng.1 man page
2181         * Fix: enable-consumer for all domains missing dir
2182         * Fix: Add missing fct prototypes when disabling UST
2183         * Fix a typo in lttng-probe-module name
2184         * Assign values to enum lttcomm_sessiond_command
2185         * Fix: run health test only if root
2186         * Clarify empty string/NULL filter errors
2187         * Fix: add missing padding for UST filter
2188
2189 2012-11-22 lttng-tools 2.1.0-rc8
2190         * Fix: Uninit. variable in lttng view
2191         * Add already enabled UST event error code
2192         * lttng.h API update: set filter becomes enable event with filter
2193         * Change the UST event hash table match function
2194         * Pass lttng_event struct to the set_filter API call
2195         * Adding context to an event is no longer possible
2196         * Add UST overlap tests
2197         * Add filter sequence number to UST
2198         * Fix: Typo from a previous patch in an assert()
2199         * Fix: Warn if session is running with lttng view
2200         * Fix: Add bash requirement to README for make check
2201         * Fix: add the notion of domain to lttng.1 man page
2202         * Enable additional kernel probes
2203         * Update CodingStyle
2204         * Use the new functions for default subbuf sizes
2205         * Add default subbuf sizes getter functions
2206         * Add max() and min() macro in common
2207
2208 2012-11-13 lttng-tools 2.1.0-rc7
2209         * Fix: Add pointer check when freeing poll events
2210         * Fix: FD leak on thread error
2211         * Fix: Wrong fd used by kernel_wait_quiescent
2212         * Support new lttng-ust error code
2213         * Fix: Don't set filter if enable event fails
2214         * Fix: Wrong data port when listing session
2215         * Fix: Enable event after start command
2216         * Fix: Teardown of thread_manage_clients on failure of listen/create_poll
2217         * Add a timeout to UST application socket
2218         * Fix: Consumerd error socket connect race
2219         * Fix: Set CLOEXEC flag on every created sockets
2220         * Remove consumer poll timeout in data thread
2221         * Fix: RCU hash table seed
2222         * Fix: Do not install health tests helper libraries
2223         * Fix: Create default channel on add-context if none
2224         * Support new liblttng-ust-ctl error code
2225         * Fix: Add EPIPE error handling on buffer splice
2226         * Fix: Channel creation error return code was not set
2227         * Fix: Wrong poll events on UST application socket
2228         * Fix: Remove dependency to urcu-cds in tools tests
2229         * Fix: Missing librt dependency in configure check for lttng-ust-ctl
2230         * Fix: Don't append datetime to default session name
2231         * Fix: Deny session creation name 'auto'
2232         * Fix: Add space for stream name CPU number
2233         * Fix: Add output option to enable-channel command
2234
2235 2012-11-02 lttng-tools 2.1.0-rc6
2236         * Tests: Add filtering tests for uncovered cases
2237         * Fix: Sync issue when deleting a data stream
2238         * Rename data_available to data_pending
2239         * Fix: consumer health state
2240         * Fix: Add the ACCOUNTING flag to ht creation and set bucket size to 0
2241         * Fix: Bad return error code handling
2242         * Fix: Use after free() of the rundir string
2243         * Fix: Cleanup UST app session on ustctl create session error
2244         * Fix: add missing pthread_join in sessiond
2245         * Fix: free running directory string
2246         * Fix: UST app clean list node usage
2247         * Add liblttng-ctl destructor to cleanup memory
2248         * Fix: Cleanup URIs on teardown
2249         * Fix: relayd memleaks
2250         * Fix: Memory leaks of allocated URIs
2251         * Fix: consumer output memory leak on creation
2252         * Fix: missing addrlen initialization before accept(2)
2253         * Fix: relayd trace file padding memleak
2254         * Fix: Remove useless consumer subdir string concatenation
2255         * Fix: lttng create allocated path memleak
2256         * Fix: Cppcheck memleakOnRealloc mistake
2257         * Fix: Synchronization issue for data available command
2258         * Fix: consumer relayd cleanup on disconnect
2259         * Fix: Handle the unary bitwise negation operator (~) in the XML printer
2260         * Fix: Possible memory leaks when creating filter IR root node
2261         * Fix: Delete stream on write error in consumer
2262         * Fix: Error handling when sending relayd sockets to consumer
2263         * Add stream lock comment for nesting
2264         * Fix: Mutex and RCU lock nesting in consumer
2265         * Fix: Uninitialized ret code
2266         * Fix: Remove bad condition and fix overflow issue
2267         * Fix: consumerd pthread error flow
2268         * Fix: Set a single return point and mutex unlock
2269         * Fix: Remove useless NULL and zero assignment
2270         * Fix: segfault on create session with two URLs
2271
2272 2012-10-22 lttng-tools 2.1.0-rc5
2273         * Fix: Remove network stream ID ABI calls
2274         * Tests: Add filtering tests
2275         * Wait for data availability when stopping a session
2276         * Relayd data available command support
2277         * Lib lttng-ctl data available command support
2278         * Consumer daemon data available command support
2279         * Add data structure for the data available command
2280         * Change the metadata hash table node
2281         * Make stream hash tables global to the consumer
2282         * Move add data stream to the data thread
2283         * Rename consumer threads and spawn them in daemon
2284         * Fix: relayd close stream command was not working
2285         * Fix: Relayd and consumerd socket leaks
2286         * Fix: Missing -ENODATA handling in the consumer
2287         * Fix: Empty metadata buffer(s) on HUP|ERR
2288         * ABI with support for compat 32/64 bits
2289         * Fix: Stream allocation and insertion consistency
2290         * Fix: output number of bytes written by relayd
2291         * Add hash table argument to helper functions
2292         * Fix: Add missing call rcu and read side lock
2293         * Tests: Fix LD_PRELOAD library lookup path for health tests
2294         * Fix: Add arbitrary wait period for kernel streaming test
2295         * Fix coding style and add/change debug statements
2296         * Fix: Build out of src tree
2297         * Tests: Add health check tests to configure
2298         * Tests: Add health check thread stall test
2299         * Tests: Add health check thread exit test
2300         * Tests: Add a health check utility program
2301         * Add testpoints in lttng-sessiond for each threads
2302         * New testpoint mechanism to instrument binaries for testing
2303         * Fix: off-by-one in comm proto between lttng-ctl and sessiond
2304         * Fix: Metadata stream leak when received in consumer
2305         * Fix: consumer_allocate_stream error handling
2306         * Fix: consumer should await for initial streams
2307         * Fix: Missing rcu read side lock in consumer
2308
2309 2012-09-26 lttng-tools 2.1.0-rc4
2310         * Fix: Change sempahore to pthread conditions
2311         * Fix: relayd relay_send_version: handle sscanf return code
2312         * Fix relayd: NULL ptr deref
2313         * Fix: relayd: possible NULL ptr deref, memory leak, accept fd leak
2314         * Tests: add print bytecode to filter grammar test
2315         * Cleanup: assign values to bytecode opcodes
2316         * Fix: Filter: Fix allocation length error
2317         * Fix: Filter: add missing ast free
2318         * Tests: Add high throughput with bandwidth limits test
2319         * Fix: Returned code when listing kernel channel
2320         * Tests: Rename helper functions to have consistent names
2321         * Tests: Cleanup redundant code and use printing helper functions
2322         * Tests: Add helper functions for printing status and banner
2323         * Tests: Add a check for color support when printing status
2324         * Fix: Lib lttng-ctl on error returns lttng code
2325         * Fix: lttng_set_event_filter() was returning bad error code
2326         * Fix: printing [no write] on lttng list -uf
2327         * Fix: Disable event on filter error with lttng
2328         * Fix: Wrong returned error code on UST enable event
2329         * Add consumer commands to lttng.1 man page
2330         * Add lttng_health_check(3) man page
2331         * Fix: Remove LPOLLNVAL from consumer metadata revents
2332         * Fix: Mismatch of field name between ust and tools
2333         * Add the written value when listing fields
2334         * Fix: Consumer return value check after mmap/splice
2335         * Don't send the subbuffer padding for streaming
2336         * Fix: Returned error code in consumer on read buffer
2337
2338 2012-09-12 lttng-tools 2.1.0-rc3
2339         * Fix: Relayd fix ret value when adding a connection
2340         * Add new thread in consumer for metadata handling
2341         * Fix: consumer recv command error path
2342         * Fix filter: fix recent regressions
2343         * Update lttng-ust-abi.h from upstream lttng-ust
2344         * Fix: Accept bytecode of length 65536 bytes
2345         * Fix: Generation of bytecode longer than 32768 bytes fails
2346         * Fix: Filter bytecode alloc buffer size must be a power of 2
2347         * Add lttng-ctl SWIG python bindings
2348         * Add C++ support to API header files
2349         * Librarify filter in liblttng-ctl and hide symbols
2350         * Set hidden visibility for calls used in lttng-ctl
2351         * Notify the user if a filter is already enabled
2352         * Install lttng-error.h and include it in lttng.h
2353         * Add lttng-error.h containing every API err. code
2354         * Fix: missing hostname context
2355
2356 2012-08-22 lttng-tools 2.1.0-rc2
2357         * Fix: put back 2.0 output text for lttng create cmd
2358         * Fix: remove set subdir call that uses bad ptr
2359         * Filter: Handle the unary bitwise not operator (~) with an unsupported
2360         * Fix: missing mutex unlock on register consumer err
2361         * Remove underscore from ifndef of lttng.h
2362         * Remove unused define in lttng.h
2363         * Standardize lttng command line usage text
2364         * Merge duplicate code in consumer for destroy relayd
2365         * Merge duplicate code in consumer for add relayd
2366         * Fix: Possible buffer overflows in strncat() usage
2367         * Move code out of main.c and fix some issues
2368
2369 2012-08-17 lttng-tools 2.1.0-rc1
2370         * Feature: Network Streaming
2371         * Add the lttng-relayd binary for network streaming
2372         * Support user space tracer filtering
2373         * Multiple fixes
2374
2375 2012-04-19 lttng-tools 2.0.1
2376         * Fix: test script for kernel module validation
2377         * Fix: report error to client on consumerd error
2378         * Fix: add missing ht_destroy at consumer teardown
2379         * Fix: consumer fd recv thread should write into non-blocking pipe
2380         * Fix: work-around glibc __nptl_setxid vs clone hang
2381         * Fix: consumer fd recv poll should be sensitive to POLLPRI too
2382         * Fix consumer lttng_consumer_poll_socket poll revents check bug
2383         * Fix: increase consumer open files limit
2384         * Update README: document dep on modprobe for kernel tracing
2385         * Fix: wait for sessiond to stop in tests
2386         * Fix: remove unused return variable
2387         * Don't report back error on syscalls fail for -a -k
2388         * Fix: destroy context hash table being NULL
2389         * Fix: make lttng expand path for trace output opt
2390         * Fix: return value signedness
2391         * Fix: man page environment variable name error
2392         * Fix: check return value on getenv USER
2393
2394 2012-03-20 lttng-tools 2.0.0
2395         * Fist STABLE version
2396         * Add version name: Annedd'ale
2397
2398 2012-03-20 lttng-tools 2.0.0-rc4
2399         * Fix: add small detail to enable-channel man page
2400         * Fix: warned of arbitrary time for ust-nprocesses test
2401         * Fix. add limitation to man page
2402         * Fix: minor changes to lttng.1
2403         * Fix: add exit values to lttng.1 man page
2404         * Fix: add delay before validating apps in test nproc
2405         * Fix: error handling in lttng enable-event
2406         * Fix: document structure init. to 0 in lttng.h
2407         * Fix: uninitialized variable
2408         * Keep track of FD used for UST applications (v2)
2409         * Fix: lttng view, error message and exit code
2410         * Small fixes to lttng man pages (v2)
2411         * Fix: handle EINTR for sendmsg syscall
2412         * Fix: lttng UI exit value and error message
2413         * Fix: session lock use after free
2414         * Fix kernel_list_events memleaks
2415         * Fix debug message use uninitialized variable
2416         * Fix: trace_ust_destroy_metadata should check for NULL pointer
2417         * Fix: various memleaks
2418         * Fix: hash table allocation out of order on error
2419         * fix: lttng_ht_destroy memleak
2420
2421 2012-03-16 lttng-tools 2.0.0-rc3
2422         * Fix: missing headers for make dist
2423         * Fix: install lttng-consumerd in lib/lttng/libexec/
2424         * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
2425         * Fix: consumer CPU hotplug support
2426         * Fix: double PID registration race
2427         * Make libcompat independent not to confuse automake
2428         * Clarify the license of lttng-ust-abi.h
2429         * Fix: License header
2430         * Fix: wrong return value on consumer socket creation
2431         * Fix: test for UST invalid channel parameters at channel creation
2432         * Fix: recvmsg should handle EINTR
2433         * Fix: error.h non-static variables for liblttng-ctl
2434         * Fix: missing _GNU_SOURCE define
2435         * Fix: improve need root for kernel tracing error message
2436         * Fix: start/stop lttng message error
2437
2438 2012-03-02 lttng-tools 2.0.0-rc2
2439         * Fix: meaningful error message
2440         * Fix: UST consumer need to iterate on streams, just change their key
2441         * Fix: add missing rcu read lock across RCU HT iteration
2442         * Fix: kernel session closes fd 0 after create
2443         * Fix: sendmsg EPIPE should be quiet by default (expected)
2444         * Fix: thread_registration_apps should set its local sock to -1 when passing it
2445         * Fix: clock -> sock typo
2446         * Fix: consumer race: should allow reuse of FD key
2447         * Fix: Use PERROR all across lttng-tools, never make it quiet
2448         * Fix: test all close return values in sessiond
2449         * Fix: All perror turned into PERROR to show file and line number
2450         * Fix: large audit of close() use in sessiond main.c
2451         * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
2452         * Fix: incorrect close of fd 0 for syscall kernel event destroy
2453         * Fix: sessiond has incorrect missing 0 value in FD check
2454         * Fix: sessiond app listening: use posix-compliant poll flags
2455         * Fix: consumer printf type should match ssize_t (%zd)
2456         * Fix: make ust consumer posix compliant for poll flags
2457         * Fix security permission on lttng run directory
2458         * Fix: Display right loglevel_type in error message
2459         * Fix documentation in lttng.h
2460         * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
2461         * Fix: restart consumerd and sessiond when interrupted in poll()
2462         * Fix: handling bad channel when sending to consumer
2463         * Fix useless variable
2464         * Fix add-context returned error
2465         * fix: add missing break in command handling
2466         * fix: command handling: do not check domain for commands not requiring domain
2467         * fix: if tracing group does not exist, do not report a client error
2468         * Fix: run_as error handling
2469         * Fix usage note on -a
2470         * Revert FreeBSD compatibility layer
2471         * Fix: documented number of subbuffers is incorrect
2472         * Document that num-subbuf and subbuf-size need to be power of 2
2473         * Merge branch 'master' of git://git.lttng.org/lttng-tools
2474
2475 2012-02-20 lttng-tools 2.0.0-rc1
2476         * Fix lttcomm_close_unix_sock to actually close the socket
2477         * lttng-sessiond: Set group permissions explicitly
2478
2479 2012-02-16 lttng-tools 2.0-pre23
2480         * configure.ac: Fix consumerd64-libdir typo
2481         * Fix existing session daemon check
2482         * Fix missing session locks
2483         * Fix return value on ust app session create
2484         * Fix double start/stop trace
2485         * Fix ust app session started state on start trace
2486         * modprobe statedump, signal and timer lttng module
2487         * Fix hyphens in man pages
2488
2489 2012-02-14 lttng-tools 2.0-pre22
2490         * Add the bash-completion file to the dist tarball
2491         * Add the LICENSE file too
2492         * Package used for the Ubuntu LTS (feature freeze)
2493
2494 2012-02-13 lttng-tools 2.0-pre21
2495         * Fix licensing for hashtable/utils.c
2496         * Print loglevel value in list -u
2497         * Remove "<all> from MSG() when no loglevel is selected
2498         * Initial import of man lttng.1 and lttng-sessiond.8
2499         * Fix memory leak  master
2500
2501 2012-02-09 lttng-tools 2.0-pre20
2502         * New lttng view command
2503         * Multiple loglevel fixes
2504         * Fix list command
2505         * Fix session syscall listing
2506         * Multiple fixes across the code base
2507
2508 2012-02-02 lttng-tools 2.0-pre19
2509         * Update lttng ust ABI/API copy
2510         * Implement UST calibrate and change default
2511         * Add MSG_WAITALL to recvmsg of sessiond-comm
2512         * Check kernel version for tests
2513         * Add a '--list-options' option to each command.
2514         * First import of extras/ with lttng bash completion
2515         * Remove default defines from lttng.h
2516         * Fix lttng sessiond spawn wait race
2517         * Add CMD_WARNING error code
2518         * Fix context mapping for UST and kernel
2519         * Add kernel work-around for boot_id
2520         * Rewrites lttng-ctl's set_session_daemon_path
2521         * Fix memory lean in all lttng cli commands
2522         * Update loglevel ABI
2523         * Add padding to all ABIs for future development.
2524         * Improve error handling of lttng cli
2525         * Multiple fixes across the code base (nothing critical)
2526
2527 2012-01-23 lttng-tools 2.0-pre18
2528         * Complete change of the source directory tree
2529         * Move compat to common and create an internal lib
2530         * Rename lttngerr.h to error.h
2531         * Add kernel module version validation
2532         * Add UST version validation
2533         * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
2534         * Fix off-by-one and double list size instead of steady increment
2535
2536 2012-01-19 lttng-tools 2.0-pre17
2537         * Add and support the new hash table library
2538         * Add lttng hash table support to liblttng-consumer
2539         * RCU support for consumer's hash tables
2540         * UST consumer close shm fd after mapping it
2541         * Remove CLONE_VM flag for runas making gdb debugging impossible
2542         * Make MSG() print on stdout instead of stderr
2543         * Don't init kernel tracer if not root (UID=0)
2544         * Multiple fixes found when reaching max. number of open files
2545         * Add some UST tests
2546         * Multiple segfaults and assert error fixed
2547
2548 2011-12-23 lttng-tools 2.0-pre16
2549         * Per-user lttng-sessiond now fully functionnal
2550         * Fix nested double usage of hashtable iterators
2551         * Support creds passing between lttng and sessiond
2552         * Rename sessiond internal "uid" fields to "id"
2553         * Create all trace directories and files with client user credentials
2554         * Create output directory at session creation command
2555         * Only allow the user or group owning the session (or root) to control a session
2556         * Add disable kernel tracing option to sessiond
2557
2558 2011-12-13 lttng-tools 2.0-pre15
2559         * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
2560         * UST consumer 32/64 bit support
2561         * Multiple bug fixes
2562         * Multiple segfault, race and double lock fixes
2563         * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
2564         * UST loglevel support
2565         * ABIs now support 256 char event names
2566         * Dependency on libpopt >= 1.13
2567         * Dependency on URCU >= 0.6.7
2568         * Rename kernel-ctl.c/.h to kernel.c/.h
2569         * Change malloc to zmalloc in lttng-sessiond code
2570         * RCU hashtable support for all UST data structure
2571         * New libconsumer for UST, kernel and one generic
2572         * Change "--all" option from lttng command line
2573         * Remove function entry option to discourage its use
2574
2575 2011-09-30 lttng-tools 2.0-pre14
2576         * Syscall tracing support
2577         * Multiple bug fixes (nothing critical)
2578         * Add userspace RCU hash table to tree for dev
2579         * Update UST ABI
2580         * Fix epoll that did not handle EINTR
2581         * Liburcu >= 0.6.5 is needed from this release
2582         * Enabling all events also enable syscall tracing
2583         * Debug messages are now on stderr
2584         * Add basic data structure for UST support but not ready yet.
2585
2586 2011-08-25 lttng-tools 2.0-pre13
2587         * Memory leaks fixes and double lock list
2588         * Add UST registration with sychronisation
2589         * Use poll/epoll compatibility layer for the sessiond
2590         * Major code cleanup of ltt-sessiond/main.c
2591         * Increase listen() connexion limit
2592         * Fix bad enable-channel command
2593         * Rename trace.c/.h to trace-kernel
2594         * Multiple fixes on the poll management with the new epoll API
2595
2596 2011-08-25 lttng-tools 2.0-pre12
2597         * Multiple fixes
2598         * Fix kconsumerd handling custom channel output
2599         * Add lttng_register_consumer to register a custom consumer
2600         * Add multiples tests of the session daemon
2601         * Default kernel channel size/number changed
2602         * Support for UST application registration
2603         * Import LTTng UST 2.0 ABI
2604         * Send data to kconsumerd before tracing start
2605         * Export API of lib kernel consumer (liblttngkconsumerd)
2606
2607 2011-08-12 lttng-tools 2.0-pre11
2608         * New lttng API using the lttng_handle
2609         * Multiple fixes of kernel consumer
2610         * Register the consuming function and add a library context
2611         * Kernel consumer fix mmap/munmap
2612         * lttng-sessiond-comm header has been privatize
2613         * Kernel traces are written in the kernel/ directory
2614         * Add underscore to enable-channel command options
2615
2616 2011-07-29 lttng-tools 2.0-pre6
2617         * Fix enable multiple events
2618         * Add function entry feature
2619
2620 2011-07-28 lttng-tools 2.0-pre5
2621         * Fix Add context command
2622         * Fix auto session path creation
2623         * Fix bad strncmp at channel creation
2624
2625 2011-07-23 lttng-tools 2.0-pre4
2626         * Fix kprobe attributes
2627         * Fix channel creation when not found at event enable
2628         * Add safe list iteration
2629         * Add two tests into the git tree
2630         * Kernel consumer can be put in debug mode with -vv
2631         * Trace path is now created on the client side
2632
2633 2011-07-23 lttng-tools 2.0-pre3
2634         * Fix perf hw cache counter config values
2635
2636 2011-07-22 lttng-tools 2.0-pre2
2637         * Multiple fixes
2638         * New add-context options for perf counter and context
2639         * Using the install bin path from autotool for execl() call
2640         * Update quickstart guide
2641
2642 2011-07-20 lttng-tools 2.0-pre1
2643         * First prerelease of lttng-tools.
2644         * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1