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ChangeLog
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2021-07-16 lttng-tools 2.13.0-rc3 (World Snake Day)
* liblttng-ctl: hide logger_thread_name
* liblttng-ctl: hide MI trigger command variables
* Cleanup: rename `get_domain_str()` -> `lttng_domain_type_str()`
* .gitignore: Add hidden trigger test
* Test: unix socket: test credential passing
* Build fix: retrieve unix socket peer PID on non-unix platforms
* Fix: sessiond: notification: find_tracer_event_source returns NULL
* Tests: MI: add `diag` statements to test functions
* Cleanup: fix comments in `duplicate_{stream,channel}_object()`
* Tests: add hidden trigger visibility test
* Fix: sessiond: list-triggers: don't return internal triggers
* unix: receive pid on non-linux platforms
* Clean-up: sessiond: return an lttng_error_code from list_triggers
* notification-thread: remove fd from pollset on LPOLLHUP and friends
* Tests: fix: list triggers: bc missing on system
* Clean-up: event-expr: remove unreachable code
* Fix: lttng: remove-trigger: null dereference on MI initialization error
* Fix: lttng: list-trigger: leak of error query in query callbacks
* Fix: lttng: add-trigger: null dereference on MI initialization error
* lttng: add-trigger: print generated trigger name
* sessiond: generate trigger name: name triggers with the 'trigger' prefix
* Revert "lttng: add-trigger: print generated trigger name"
* lttng: add-trigger: print generated trigger name
* MI: xsd: bump to 4.1
* Tests: trigger: mi: use utils.sh xsd versions for xml diff
* Tests: utils: regroup xml utils to utils.sh
* Tests: MI: {add, list, remove}-trigger
* MI: xsd: add objects type definition related to trigger
* MI: xsd: sort output_type
* MI: xsd: sort command_string_type
* Add pretty_xml utils
* Move xml utils from mi subfolder to xml-utils folder
* Fix: lttng_triggers count is not equal to the size of the sorted trigger array
* MI: {add, list, remove} trigger
* MI: implement all objects related to trigger machine interface
* Move event-expr-to-bytecode to event-expr
* Move event-expr from liblttng-ctl to libcommon
* MI: support double element
* Fix: rotation client example: leak of handle on error
* Silence warnings on GCC 4.8 with -Wmaybe-uninitialized
* doc/man/common-footer.txt: add missing non-breaking space
* Rename "tracing session" -> "recording session"
* doc/man: use double quotes when referring to internal section
* doc/man: update type/domain options for common event rule spec.
* .gitreview: Set default branch to 'stable-2.13'
* Fix: use of uninitialised bytes valgrind warning
* Fix: build: libcommon fd-tracker dependency is not available
* Clean-up: mark lttng_error_query communication header as const
* Add condition-targeting error query
* action list: missing renames from previous name "group"
* Cleanup: ust-app: simplify ust_app_synchronize() error paths
* Fix: double mutex_unlock() if session is deleted
* Fix: out of sync lttng_ust_ctl_sigbug_handle() prototype
* Fix: appending unallocated data from beyond exclusion entries
* Tests: remove leftover temporary files
* lttng-disable-channel(1): fix typo
* lttng-concepts(7): remove reference to the section it's in
* lttng-concepts(7): fix typo
* Build fix: build without lttng-ust
* build: Add missing DEFINE_LTTNG_UST_SIGBUS_STATE();
* build: Pass --no-as-needed directly to the linker
* build: Use liblttng-sessiond-common.la instead of LIVE
* build: Use liblttng-sessiond-common.la instead of SESSIOND_OBJS
* build: Add the liblttng-sessiond-comm.la convenience library
* lttng-concepts(7): add missing "commands" word
* Tests: crash: remove redundant directory test
* Fix: bump minimal urcu dependency to 0.11
* condition: buffer usage: validation does not check for ratio and bytes threshold
* Remove LTTNG_EVENT_RULE_TYPE_KERNEL_FUNCTION
* Remove lttng_event_rule_tracepoint
* Test log level for newly introduced event rule type (*_logging, user_tracepoint)
* Introduce lttng_event_rule_python_logging
* Introduce lttng_event_rule_log4j_logging
* Introduce lttng_event_rule_jul_logging
* Introduce lttng_event_rule_user_tracepoint
* Introduce lttng_event_rule_kernel_tracepoint
* Rename lttng_event_rule_kernel_probe to lttng_event_rule_kernel_kprobe
* Rename lttng_event_rule_userspace_probe to lttng_event_rule_kernel_uprobe
* Rename lttng_event_rule_syscall to lttng_event_rule_kernel_syscall
* Rename *emission_site_type to *emission_site
* Rename lttng_event_rule_syscall_(set, get)_pattern to lttng_event_rule_syscall_(set, get)_name_pattern
* Rename *exclusion* to *name_pattern_exclusion*
* Rename lttng_event_rule_tracepoint_(set,get)_pattern to lttng_event_rule_tracepoint_(set, get)_name_pattern
* Build fix: cygwin: unknown type ssize_t
* Fix: consumer: unbalanced RCU read-side lock on error
* lttng-enable-event(1): add usage examples
* lttng-{enable,disable}-event(1): document default channel limitation
* doc/man: log level prefixes are not required
* Fix: sessiond: use of uninitialized memory in buffer-usage condition
* lttng-ctl: use lttng_action_path to specify error query actions
* error-query: add lttng_action_path to express the location of an action
* tests: Move tap-driver.sh out of the autotools aux directory
* lttng-enable-channel(1): add usage examples
* lttng-view(1): add usage examples
* lttng-untrack(1): add usage examples
* lttng-untrack(1): follow the style of lttng-track(1) for the example
* lttng-track(1): add usage examples
* lttng-stop(1): add usage examples
* lttng-start(1): add usage examples
* lttng-snapshot(1): add usage examples
* lttng-save(1): add usage examples
* lttng-rotate(1): add usage examples
* lttng-remove-trigger(1): add usage examples
* lttng-regenerate(1): add usage examples
* lttng-load(1): add usage examples
* lttng-list(1): add usage examples
* lttng-enable-rotation(1): add usage examples
* lttng-disable-rotation(1): add usage examples
* lttng-disable-event(1): add usage examples
* lttng-disable-channel(1): add usage examples
* lttng-destroy(1): add usage examples
* lttng-create(1): add usage examples
* lttng-clear(1): add usage examples
* lttng-add-trigger(1): DESCRIPTION: move up the link to "EXAMPLES"
* lttng-add-context(1): EXAMPLES: add internal links to relevant options
* lttng-disable-event(1): `--tracepoint` option is not the default
* Cleanup: tests: name all temporary files to better identify leakage
* Cleanup: tests: use find's `-name` option instead of grep
2021-05-14 lttng-tools 2.13.0-rc2 (National Dance Like a Chicken Day)
* Fix: expected procname should not have -ust suffix
* Fix: Tests: leftover temporary files after tests
* Fix: trigger: abort() when adding `--notify` action with python event rule matches
* Tests: move `list_triggers_matches_ok` to utils.sh
* Tests: Move python test app to `tests/utils/testapp` directory
* Fix: validate whether event notifiers are supported by UST application
* Fix: ust: keep using lttng-ust-sock-8 and lttng-ust-wait-8 filenames
* Fix: Handle SIGBUS in sessiond and consumerd
* Clean-up: rename double 'lttng' prefixed functions
* lttng-{enable-event(1),event-rule(7)}: `--filter` is not always avail.
* lttng(1)/lttng-create(1): document `--relayd-path`
* doc/man: document `LTTNG_SESSIOND_PATH` env. var. like `--sessiond-path`
* lttng-save(1): document `--all` option in "SYNOPSIS" and "DESCRIPTION"
* Fix: snapshot path have domain subdir duplicate "ust/ust" or "kernel/kernel"
* Fix: error: remove trailing period from error descriptions
* Make the subitems array a part of action_work_item
* Test: fix: firing policy name has changed
* lttng-add-trigger(1): add usage examples
* lttng-add-context(1): add usage examples
* list_triggers.c: replace "after every" -> "every"
* Fix: add_trigger.c: `goto error` with a wrong UID for `--owner-uid`
* lttng-add-context(1): use a description list to explain `--channel`
* doc/man/manpage.xsl: indent the body of formal (example) blocks
* doc/man: lttng(1) command pages: always include `common-footer.txt`
* doc/man: follow man-pages(7) for section names/order and for "SEE ALSO"
* Fix: action-executor: leak of `work_item::subitems` field
* lttng: change a few instances of trigger "id" to "name"
* Change "event rule hit" to "event-rule matches" in user interface strings
* Fix: relayd: live: data is missing between viewer attach and retry
* Build fix: filter-grammar-test: incorrect inclusion flag
* Tests: fix: test_tp_fail: bail out on non-existing relay daemon
* build system: support rotation example
* Add trigger on event rule matches application example
* Update the remaining manual pages for LTTng-tools 2.13
* doc/man/manpage.xsl: do not indent the title of an admonition block
* Fix: lttng: add-trigger: invalid access past end of exclusions buffer
* Fix: tests: extra arguments are not passed to the remove trigger command
* Fix: lttng-ctl: erroneous check if user is part of the tracing group
* Build fix: kernel-consumerd: merge conflict left in file
* Clean-up: consumerd: use a specific status code for get_next_subbuffer
* Fix: kernel consumer: get next subbuffer EAGAIN handling
* Fix: kernel consumer: signal metadata ready condition variable
* Fix: consumerd: unbalanced subbuffer 'get' when checking operation availability
* sessiond: remove commented-out logging
* sessiond: Remove [.*-thread] logging prefix
* run-as: reduce verbosity of fd sending error paths
* Set thread name of run-as worker process
* Use new ioctl macros with fixed ioctl direction
* Sync lttng-modules ABI in internal kernel-ioctl.h
* Fix: data reception is called event when only FDS are expected for reception
* Fix: FDs are added to payload despite not being received
* Fix: initialize temporary fd array element to -1
* Fix: common: hide shm* util symbols
* Fix: mark channel as disabled even if the session is inactive
* Fix: condition: buffer-usage: use double instead of fixed point
* Tests: notification: fail on trigger unregistration failure
2021-04-23 lttng-tools 2.13.0-rc1 (National Take a Chance (on me ?) Day)
* Set the 2.13 release codename and description
* Tests: fix: test_notification_notifier_discarded_count missing renames
* Docs: lttng-add-trigger and lttng-remove-trigger refer to owner-id
* Fix: tests: test case using old condition syntax
* lttng-add-trigger(1): clarify the `--rate-policy` documentation
* Update some manual pages for LTTng-tools 2.13
* .gitignore: add register-some-triggers trigger test utility
* Fix: event-expr.c: use-after-free and NULL ptr deref in error path
* Adapt to namespaced liblttng-ust-ctl symbols
* Cleanup: ust-app.c: Dead assignment
* Fix: tests: gen-ust-events-ns: Uninitialized argument value
* Fix: consumerd: strlen called on uninitialized path
* Fix: sessiond: notification: leak of condition on duplicate subscription
* Fix: action executor: deadlock on session_list_lock
* lttng add-trigger: replace --exclude-names with --exclude-name
* sessiond: refcount `ust_error_accounting_entry`
* action list: missing renames from previous name "group"
* Fix: error-query: uninitialized action_index value
* Fix: sessiond: leak of config_path on duplicate --config option
* Fix: tests: base notification client: unchecked sscanf return value
* Fix: argpar: Error out when passing an argument to long option that takes no argument
* Clean-up: sessiond: identation fix
* Fix: tests: health thread stall: only stop consumerd when required
* Fix: tests: notification: update kernel testcase count
* Fix: tests: integer truncation warning on 32-bit platforms
* Fix: sessiond: triggers: failure to insert trigger is fatal
* sessiond: notification-thread: switch logging to debug on GET_TRIGGER
* Tests: add trigger name/unnamed backwards compatibility test
* lttng-ctl: separate support of named/unnamed trigger registration
* sessiond: add support for anonymous triggers
* Fix: lttng-ctl: assertion failure during unregistration of trigger
* Rename group action files to list files
* Rename action group to action list
* Rename on-event to event-rule-matches
* Move on-event*.* to event-rule-matches*.*
* Introduce emission site for syscall event rule
* lttng list-triggers: handle all condition types
* Fix: sessiond: trigger with condition not requiring event notifier cannot be listed
* lttng add-trigger: remove support for conditions other than event-rule-matches
* lttng {add,list,remove}-trigger: rename user id to owner uid
* lttng add-trigger: replace log level options with --log-level
* lttng add-trigger: replace event rule type options with --type
* lttng add-trigger: replace domain options with single --domain
* lttng add-trigger: some updates to event rule to new syntax
* lttng add-trigger: rename on-event condition to event-rule-matches
* lttng {add,list}-triggers: use `name` instead of `id`
* lttng add-trigger: parse condition / action name as option arguments
* Add .editorconfig file
* Allow users to create trigger with their uid
* lttng: list-triggers: implement listing of SDT userspace-probe
* Tests: cleanup: rework trigger listing tests
* Tests: event-notifier: multi UID error accounting support
* Fix: tests: quote variable in case it's not set
* ust: error accounting: don't print error messages if app is dead
* sessiond: split event notifier error counter CLI options
* Clean-up: sessiond: error-query: remove unneeded goto
* Fix: sessiond: action-executor: uninitialized session_name used in logging
* Clean-up: lttng: add-trigger: silence coverity warning
* Fix: error-query: leak of trigger on malformed error-query comm buffer
* Fix: error-query: leak of trigger on allocation error
* Clean-up: tests: notification-client: unused assignment
* Fix: relayd: leak of config_path on duplicate --config option
* Fix: lttng-ctl: trigger leak on failure to deserialize evaluation
* Fix: tests: discarded notifications: missing `list-triggers` call
* Tests: fix: notifier discarded count: typo results in failure
* Cleanup: tests: test_userspace_probe: remove extra whitespaces
* Cleanup: add `lttng_ht_type_str()`
* Fix: lttng-ctl: appending to dynamic buffer invalidates its data member
* Fix: ust-app: error counter index never set
* Fix: lttng: -Wshadow error in cmd_snapshot
* Fix: python: -Wshadow warning
* Fix: kernel consumerd: use of uninitialized variable
* Clean-up: sessiond: cmd: abort() on invalid query target
* Clean-up: sessiond: cmd: fix bogus -Wmaybe-uninitialized
* Remove error count property of lttng_condition_on_event
* lttng: list-triggers: retrieve trigger errors using error queries
* sessiond: implement EXECUTE_ERROR_QUERY command
* lttng-ctl: Add error query interface
* add-trigger: rename --fire-* to --rate-policy=*:value
* Rename firing policy to rate policy
* action executor: use an execution context to validate enqueued action before execution
* trigger/action executor: move trigger registration state change to client thread
* notification-thread: add `GET_TRIGGER` command
* action executor: execute action only if the associated trigger is registered
* trigger: keep state of if a trigger is currently registered
* Tests: fix: leak of notification-client arguments
* tests: trigger action firing policy
* Move firing policy from lttng_trigger to lttng_action
* action-executor: consider action firing policy on action execution
* test: unit: snapshot session action
* Implement firing policy for the snapshot session action
* tests: units: action: stop session
* Implement firing policy for stop session action
* tests: unit: action: start_session
* Implement firing policy for the start session action
* tests: unit: action: rotate_session
* Implement firing policy for the rotate session action
* tests: unit: action: notify
* Implement firing policy for the notify action
* Move test_action to its own file
* tests: unit: add firing policy tests
* Introduce firing policy object
* Fix: test: start-stop trigger: test execution is invalid
* Fix: sessiond: session destroy hang in per-uid when context cannot be added
* Fix: backward relayd: path contains a leading "ust" folder
* Fix: lttng_destroy_session_no_wait: return 0 on success
* Fix: notification: client with uid != trigger uid assert on gid check
* event-rule: Normalize pattern for syscall and tracepoint
* config: accept "0" and "1" as XML boolean values
* config: fix typo in error message
* Cleanup: reuse `lttng_action_type_string()` to print action names
* Tests: array expressions without contant index are invalid
* Fix: validate that array expression contains constant
* Fix: test: base-path tests are not run
* Fix: tests: handling of subprocesses on bail out
* Fix: sessiond: fix memory leak in receive_lttng_trigger
* Fix: filter: memory leak in filter_parser_ctx
* configure: enable -Wshadow diagnostic
* Clean-up: tests: fix -Wshadow error in run_active_set_combination
* Clean-up: lttng-session: fix -Wshadow error in unregister_all_triggers
* Clean-up: lttng-sessiond: fix -Wshadow error in check_session_rotation_pending
* Fix: sessiond: fix -Wshadow error in save.c
* Clean-up: lttng-relayd: prepend `the_` to global variable names tcp_keep_alive.c
* Clean-up: lttng-crash: prepend `the_` to input_path global variable
* Clean-up: lttng: fix -Wshadow error in run_command_string
* Clean-up: lttng: prepend `the_` to global variables in load.c
* Clean-up: lttng: fix -Wshadow error in cmd_snapshot
* Clean-up: lttng: fix -Wshadow error in lttng_session_descriptor
* Clean-up: lttng: prepend `the_` to global variables in list.c
* Clean-up: liblttng-ctl: fix two trivial -Wshadow errors
* Clean-up: liblttng-ctl: fix -Wshadow error in lttng_enable_event_with_exclusions
* Clean-up: common: fix -Wshadow error in lttng_trace_chunk_set_as_owner
* Clean-up: common: fix -Wshadow errors in event-field-value.c
* Clean-up: common: fix -Wshadow error in lttng_daemonize
* Clean-up: consumer: prepend `the_` to global variable
* Clean-up: consumer: fix -Wshadow error in lttng_consumer_trace_chunk_exists
* Clean-up: consumer: fix -Wshadow error in lttng_consumer_rotate_channel
* Clean-up: config: fix -Wshadow error in config_load_session
* Clean-up: ust-consumer: fix -Wshadow issues in lttng_ustconsumer_recv_cmd
* Clean-up: kernel-consumer: fix -Wshadow issues in lttng_kconsumer_recv_cmd
* Clean-up: kernel-ctl: rename local variables in LTTNG_IOCTL_{,NO_}CHECK
* Clean-up: common: rename local variables in PERROR
* Clean-up: filter: fix variable shadowing in visit_node_load_expression
* Clean-up: filter: rename variable in filter-grammar-test.c
* Clean-up: sessiond: remove some declarations from lttng-sessiond.h
* Clean-up: sessiond: prepend `the_` to global variable names
* Fix: utils: avoid strncpy overlap in utils_partial_realpath
* Clean-up: utils: make utils_partial_realpath static
* Fix: lttng: list_triggers: use proper format specifier for uint64_t
* Fix: sessiond: error accounting: wrong sizeof argument cpu_counters
* Fix: sessiond: error accounting: wrong sizeof argument cpu_counters
* Fix: sessiond: notification: missing unlock on client list on error
* Docs: sessiond: document the rationale for the iteration on triggers list
* Fix: added missing test_channel and removed double defined test_syscall
* Clean-up: sessiond: blasphemous declaration of variable in code
* Fix: sessiond: error accounting: leak of cpu_counter array on error path
* Fix: sessiond: error accounting: dereference of null pointer on error path
* Fix: sessiond: error accounting: unchecked lttng_ht_del return value
* Fix: sessiond: kernel: invalid error code check
* Fix: sessiond: kernel: missing check for unregistration error
* Tests: fix: unchecked sscanf return value
* on-event evaluation: remove trigger name accessor
* notification: add trigger accessor to lttng_notification
* notification: transmit originating trigger as part of evaluation
* Fix: .gitignore: use full paths for test binaries
* Tests: use TRACEPOINT_INCLUDE
* Fix: sessiond: ust-app: assertion failure on registration of dead app
* common: credentials: hide symbols
* trigger: consider name in trigger _is_equal()`
* Fix: sessiond: notification: use after free of trigger object
* sessiond: Extract `{setup,teardown}_tracer_notifier()` functions
* Clean-up: sessiond: Extract trigger_ht_element removal function
* Tests: event notifier error counters
* sessiond: Implement UST event notifier error counter
* common: document why spawn_viewer() is public
* Docs: document trigger condition and action ownership in 2.13+
* Fix: sessiond: kernel: close on badfd on initialization error
* Fix: sessiond: kernel error accounting fd still open when unloading modules
* sessiond: Implement kernel event notifier error counter
* Fix: on-event condition: don't abort() on invalid event expression type
* Fix: common: index_allocator_get_index_count() returns size
* on-event: add error counter fields to condition
* compiler warning cleanup: is_signed_type: compare -1 to 1
* common: shm.c: improve logging on various error paths
* Cleanup: Move `create_posix_shm()` to common/shm.c
* common: Add index allocator for error counters
* Fix: sessiond: agent: lazy creation of agent on removal
* Clean-up: sessiond: make some accesses to conditions const
* Extract synchronize tracer notifier functions
* Cleanup: Extract `ust_app_synchronize_all_channels()` function
* ust-abi: add missing lttng_ust_abi prefixes
* clock override: use getter API from LTTng-UST
* Fix: bytecode test should be in UST_FILTERS, not UST_STR_FILTERS
* Tests: test bytecode linker refusal of non-string arrays and sequences
* Tests: utils.sh: pass arbitrary arguments to start_lttng_sessiond*
* Cleanup: clarify `buffer_reg_channel` and `ust_registry_channel` variables
* Fix: return value of register trigger to the notification thread is not acted upon
* Tests: Cleanup: gen-syscall-events: remove duplicated help line
* Tests: Cleanup: add `lttng_{add, remove}_trigger_ok()` bash functions
* Tests: fix: log level rule: leak of rule after test
* Fix: lttng-sessiond: kernel: leak of event notifier rule
* Tests: add log level rule validation tests
* Fix: event-rule: report log level rules as unsupported for kernel domain
* Tests: Fix: list-triggers test case out of date
* Tests: add kernel --function basic test case
* Rename event rule kretprobe to kernel function
* on-event evaluation: introduce on-event evaluation specific status code
* event-notifier: implement `lttng_trigger_needs_tracer_notifier()` function
* lttng-ctl: Introduce lttng_log_level_rule
* Clean-up: sort noinst_PROGRAMS in test/unit/Makefile.am
* Clean-up: sort TESTS in test/unit/Makefile.am
* Clean-up: sort files in include/Markefile.am
* event-rule: userspace probe: force location on create
* event-rule: userspace probe: rename get/set_name to get/set_event_name
* event-rule: kernel probe: force location on create
* event-rule: kernel probe: rename set/get_name to set/get_event_name
* event-rule: syscall: set the default pattern to '*'
* event-rule: tracepoint: set default pattern to '*'
* Rename files for condition event-rule to on-event
* Rename lttng_condition_event_rule to lttng_condition_on_event
* Rename uprobe files to userspace-probe
* Rename uprobe to userspace-probe
* Rename kprobe file to kernel-probe
* Rename kprobe to kernel_probe
* Tests: Implement trigger capture test cases
* man: lttng-add-trigger: document --capture option
* CLI: make list-triggers command print capture expressions
* Support capture for kernel tracer
* lttng: Capture is only supported by tracepoint and syscall event-rules
* sessiond: notification-thread: Missing action executor status handling
* sessiond: notification-thread: Missing domain internal header
* sessiond: action-executor: Missing notify header
* Make captured field values available to event rule cond. evaluation
* notification: fetch capture payload on notification reception
* Fix: set_ust_capture: missing ABI rename
* tests: perf: UNHALTED_REFERENCE_CYCLES might not be actionable on a host
* Fix: tests: missing LOG_DRIVER and LOG_DRIVER_FLAGS
* Adapt to lttng-ust ust-abi.h naming prefix update
* Use bytecode seqnum to force the evaluation ordering of capture bytecode
* sessiond: ust-app: set capture bytecode on event notifier on creation
* sessiond: ust-app: add utils to add a capture bytecode to a ust object
* UST abi: add `struct lttng_ust_capture_bytecode`
* Fix: sessiond: off-by-one poll check when draining an event notifier
* lttng-ctl: add event field value API
* Cleanup: sessiond: fix comments to match with behavior
* Fix: sessiond: return _OK on _SET_SESSION_SHM_PATH command success
* Generate capture bytecode on trigger reception
* Implement lttng_condition_event_rule_get_capture_bytecode_at_index
* condition: implement lttng_condition_event_rule_generate_capture_descriptor_bytecode
* condition: implement lttng_condition_event_rule_get_internal_capture_descriptor_at_index
* Fix: lttng: add-trigger: payload capture fields specified as contexts
* Fix: event-expr-to-bytecode: use after free in logging on error
* msgpack: silence uninitialized msg_pack_object warning
* Fix: lttng: add-trigger: erroneous null check on location return
* condition: introduce lttng_capture_descriptor struct
* sessiond: Add msgpack-c 3.3.0 to the tree
* ust-app: pass down trigger object instead of event-rule
* Clean-up: bytecode: harmonize storage-class specifier placement
* Clean-up: bytecode: hide file-local bytecode_reserve util
* .gitignore: add notification-client and test_event_expr_to_bytecode
* common: introduce lttng_event_expr_to_bytecode
* common: add more bytecode helpers
* common: rename filter bytecode types
* common: move copy_filter_bytecode to bytecode.c and rename it
* common: move bytecode utilities from filter to its own file
* CLI: add-trigger: add --capture option to `on-event` condition
* notification-thread: drain all tracer notification on removal
* Implements `lttng_event_notifier_notification_{create,destroy}()`
* lttng-ctl: add capture descriptor feature to event rule condition API
* lttng-ctl: add event expression API
* testapp: gen-ust-events: augment captured fields
* spawn-viewer: silence bogus warning on gcc 5.4.0 PPC32
* Tests: fix: leak of probe location in uprobe notification test
* Clean-up: uri_parse_str_urls: skip allocation when no uris are parsed
* Fix: lttng: add-trigger: erroneous null check on location return
* Tests: remove test_notification_kernel from root_regression
* Tests: kernel buffer usage: skip proper amount of tests when not root
* Tests: notification: use lttng.h instead of individual headers
* Tests: notification: use get_next_notification() and a validator
* Tests: notification: Makefile.am formatting
* Tests: remove duplicate notification multi-app test
* Tests: triggers: `start-session` and `stop-session` actions
* Tests: triggers: Add syscall event rule condition filter tests
* Tests: triggers: Add userspace-probe event rule condition kernel tests
* Tests: triggers: Add syscall event rule condition kernel tests
* testapp: gen-syscall-events: use dynamic paths provided via args
* Tests: gen-syscall-events: generate 2 events of each type for filtering
* Tests: triggers: Add kprobe event rule condition kernel tests
* Tests: triggers: Add event rule condition exclusion tests
* Tests: triggers: Add event rule condition filter tests
* Tests: triggers: Add basic event rule condition tests
* Tests: notification: regroup event generators utils in a single file
* Tests: notification.c: add `test_scenario` parameter
* Tests: Cleanup: notification: `assert()` that `app_pid` is set
* Tests: Cleanup: rename test_notification_channel()
* Tests: Cleanup: create `test_subscription_twice()` function
* Tests: Cleanup: add `register_buffer_usage_notify_trigger()` util function
* Tests: Cleanup: create `test_invalid_channel_subscription()` function
* Tests: test_notification_ust: reduce number of event generated
* Tests: notification: make testcases manage the test app
* Tests: Cleanup: apply coding style to `test_notification_channel()`
* Tests: Cleanup: extract duplicated code to `setup_buffer_usage_condition()`
* Fix: lttng: add-trigger: leak of argpar state
* Fix: lttng: add-trigger: leak of error string
* Fix: lttng: add-trigger: leak of max_size_arg argument
* Fix: lttng: add-trigger: leak of source argument
* Clean-up: uri_parse_str_urls: assert on invalid uri_parse() return values
* Fix: lttng: add-trigger: leak of argpar_item
* Fix: lttng: add-trigger: erroneous null check
* Fix: lttng: include lttng-list-trigger missing an 's'
* Clean-up: lttng: logging: use ARRAY_SIZE macro
* sessiond: notification-thread: Use lttng_domain_type_str()
* lttng: Add remove-trigger command
* lttng: Add list-triggers command
* Docs: document --condition and --action in add-trigger's OPTIONS section
* Docs: Add lttng-add-trigger man page
* lttng: Add add-trigger command
* Tests: Add add-trigger CLI tests
* Tests: add raw perf test to the test list when building with libpfm support
* Clean-up: lttng: only include lttng.h
* lttng.h: add missing public headers and sort them
* Clean-up: lttng: replace manual string comparison code by strcasecmp
* Fix: lttng-ctl: appending to dynamic buffer invalidates its data member
* Implement list_cmd_options_argpar
* CLI: Import argpar
* Implement utils_parse_unsigned_long_long
* lttng: move parse_userspace_probe_opts to a common util
* Clean-up: lttng: silence bogus warning
* lttng: move log level name to numerical value conversions to a common util
* sessiond: action-executor: log trigger name rather than its address
* Fix: action-executor: address of trigger name logged instead of trigger name
* sessiond: docs: document action_executor_enqueue() parameter ownership
* sessiond: defer tracer notification jobs to the action executor
* Fix: consumer: timer: uninitialized sigevent fields
* Fix: sessiond: notification: unreachable code in switch-case
* Fix: sessiond: client: leak of trigger object on invalid client message
* Fix: sessiond: timer: unitiliazed sigevent fields
* Fix: sessiond: ust-registry: dereference of NULL pointer on allocation failure
* Fix: sessiond: kernel: leak of notifier rule on failure to init notifier
* lttng-ctl: health: remove unreachable condition
* Fix: sessiond: uninitialized credentials set for unbound trigger
* buffer-view: improve logging on creation failure
* Fix: sessiond: leak of trigger on registration error
* sessiond: kernel: misleading log message on event rule creation failure
* Fix: sessiond: trace-kernel: function return code overwritten
* sessiond: convert invalid command return codes to LTTNG_ERR_UNK
* lttng-ctl: convert invalid command return codes to LTTNG_ERR_UNK
* Clean-up: ust-consumer: replace manual metadata cache buffer allocation
* Clean-up: ust-consumer: pass metadata cache to its write method
* Fix: ust-consumer: metadata thread not woken-up after version change
* Fix: ust-consumer: metadata cache lock not taken when sampling max offset
* Clean-up: ust-consumer: simplify metadata cache unlock on error path
* Fix: sessiond: acquire session list lock when updating event notifiers
* sessiond: agent: enable events matching event notifiers
* Fix: sessiond: assertion fails when getting name of trigger
* sessiond: client commands: print command enum as a string
* Cleanup: add `notification_command_type_str()`
* Fix: lttng-sessiond: Taking sizeof of a pointer
* Use MT-safe strtok_r in spawn viewer library helper
* Fix: use MT-safe strtok_r in multithreaded context
* sessiond: synchronize event notifiers for UST tracers and the kernel tracer
* Fix: sessiond: ust-app: account for the event notification pipes fds
* sessiond: ust-app: close the event notifier group's pipe write-end
* sessiond: notification: receive incoming notifications from tracers
* sessiond: unregister triggers during clean-up on shutdown
* sessiond: trigger: decouple reception of triggers from commands
* sessiond: clean-up: trigger to unregister can be 'const'
* Fix: sessiond: double free on duplicate removal of tracer source
* sessiond: kernel triggers: add infrastructure to create event notifiers
* kernel: event notifier: kernel-ctl interface
* kernel: load lttng-ring-buffer-event-notifier-client module
* sessiond: kernel: make modules required/optional property per-module
* Fix: add rcu_barrier() after sessiond_cleanup()
* ust-app: implement event notifier support
* Fix: liblttng-ctl: unreported truncations when copying strings
* Fix: sessiond: event name truncation during listing
* Clean-up: replace erroneous of empty parameter list by void
* sessiond: setup event notifier group for registering app
* Fix: configure: support Autoconf 2.70
* Fix: different pthread_getname_np signature() on macOS causes build failure
* lttng-ust abi: sync _UST_CMD() values
* hashtable: silence -fsanitize=address warning for `hashlittle()` function
* Tests: Fail test if sessiond is not running when it should
* Cleanup: erroneous use of CDS_INIT_LIST_HEAD() on node
* UST: update ABI for event notifier
* userspace-probe: Decouple `userspace_probe_add_callsite()` from event and session
* Generalize disable_ust_event to support multiple types of ust object
* Generalize enable_ust_event to support multiple types of ust object
* Generalize set_ust_event_exclusion to support multiple types of ust object
* Generalize set_ust_event_filter to support multiple types of ust object
* notification: mark tracer source element as out of poll set
* Introduce trigger hash table with tracer token as key
* notification: add/remove tracer event source
* DBG: add debug statement for trigger not bound to any object
* sessiond: Extract condition hashing functions
* Cleanup: misplaced white space in `ERR()` statement
* Add base support for event rule hit
* sessiond: return 'invalid protocol' error on reception error
* Only perform notification related unregistering when action is notify
* Use lttng_trigger_is_equal when iterating over the trigger ht
* Generate bytecodes related to the trigger on reception
* kernel: Add token field to `struct lttng_kernel_event`
* kernel: Add `struct lttng_kernel_syscall` to ABI
* Extras: Perl 5.26 requires { to be escaped by \
* Fix: sessiond: metadata not created on app unregistration during start
* test: utils: lttng_pgrep performs lookup on non-existing pid
* Fix: missing `_mutex_lock()` before signaling a condition variable
* Cleanup: use `modprobe --remove` rather than `rmmod`
* trigger: consider domain on register and unregister
* trigger: lttng_trigger_get_underlying_domain_type_restriction
* action-executor: missing include of internal event-rule header
* Tests: unit: lttng_condition_event_rule
* condition: implement event rule based condition
* Move conditions source files to src/common/conditions directory
* trigger: implement listing of registered trigger
* Apply policy on channel sampling
* trigger: introduce firing policies
* Fix: lttng-ctl: deserialize on orderly shutdown of sessiond
* Fix: trigger: erroneous check for success of trigger creation
* Fix: trigger: leak of trigger on failure to set name
* Clean-up: trigger: use condition and action put
* Docs: payload/buffer view: validate is missing an argument description
* Fix: unchecked buffer size for communication header
* relayd: logging of `trace chunk exists` command refers to the wrong command
* trigger: lttng_triggers: implement a container for multiple triggers
* action-executor: evaluated object credentials are optional
* trigger: generate and add tracer token on registration
* action-executor: add trigger name to debugging output
* trigger: implement trigger naming
* port: run namespace tests only on Linux
* port: FreeBSD does support fchown and fchmod on a shm fd
* port: Add pthread_setname_np FreeBSD compat
* port: only enable userspace callstack context on Linux
* trigger: implement is_equal
* trigger: expose trigger owner uid
* Clean-up: action-executor: typo and missing tab
* Tests: Fix: 99% fill ratio for high buffer usage is too high for larger events
* Fix: action: invalid header offset used when serializing snapshot action
* port: FreeBSD has no ENODATA, alias it to ENOATTR
* port: tests: /proc/self/fd is Linux only, use /dev/fd on other Unices
* Cleanup: Use pkg-config to detect liburcu
* Clean-up: sessiond: silence negative index warning
* credentials: uid and gid now use LTTNG_OPTIONAL
* port: Add missing sock_cred macros on FreeBSD
* port: use compat lttng_fls()
* port: FreeBSD has no LOGIN_NAME_MAX, use sysconf instead
* port: no eventfd support on FreeBSD
* optional: Add LTTNG_OPTIONAL_INIT_VALUE
* action: Mark parameter of lttng_action_get_type as const
* Introduce lttng_domain_type_str utility
* port: no HOST_NAME_MAX on FreeBSD, use LTTNG_HOST_NAME_MAX
* port: ELF_ST_TYPE is defined in elf.h on FreeBSD
* port: posix_fadvise is available in FreeBSD >= 10.0
* port: fix compat/endian.h on FreeBSD
* port: ls --ignore= is a GNU extension
* Tests: poll: test all possible combinations of active fds in a poll set
* Fix: common: poll: compat_poll_wait never finishes
* Tests: Add syscall enable/disable scenarios
* Cleanup: simplify 'poll' wrapper build
* Cleanup: autoconf 'dirfd' detection
* Set version to 2.13-pre
* relayd: silence null dereference warning during viewer stream creation
* Fix: relayd: failure to read index entry or stream packet after clear
* Fix: lttng-ctl: erroneous uses of LTTNG_PACKED
* Fix: relayd: live: invalid return code on DETACH_SESSION
* Tests: clear: remove test workspace directory
* Tests: ns_contexts: discarded events result in test failure
* Fix: PERROR spam when `tracing` group does not exist
* Build fix: implicit declaration of function 'PERROR' on Solaris
* tests: unit: event-rule unit testing
* event-rule: introduce event rule tracepoint
* event-rule: introduce event rule uprobe
* event-rule: introduce event rule syscall
* event-rule: introduce event-rule kprobe
* event-rule: lttng_event_rule base object
* Introduce kernel-probe locations
* userspace-probe: replace explicit null-termination check
* Revert "userspace-probe: replace explicit null-termination check"
* Tests: clean-up: remove trailing dot in snapshot test statements
* userspace-probe: replace explicit null-termination check
* userspace-probe: log function name on invalid parameter error
* Allow run-as to generate filter bytecode.
* Fix: add missing errno.h in pthread compat
* Add common util to set thread name
* Fix: liblttng-ctl: unchecked return value on buffer append
* Fix: action executor: double work list unlock on error
* Move filter related code to libfilter under libcommon
* Clean-up: consumer: consumer_metadata_cache_write is not const-correct
* Fix: memcpy used on potentially overlapping regions
* sessiond: notification: use lttng_payload for communications
* Fix: sessiond: client/client_list lock inversion on disconnect
* Fix: sessiond: missing rcu read lock on client in/out events
* sessiond: enforce user-exclusive session access in session_access_ok
* sessiond: trigger: run trigger actions through an action executor
* Revert "Fix: sessiond: erroneous user check logic in session_access_ok"
* Revert "sessiond: trigger: run trigger actions through an action executor"
* Fix: sessiond: erroneous user check logic in session_access_ok
* sessiond: trigger: run trigger actions through an action executor
* Fix: notification: deadlock on cmd_queue.lock and client->lock
* sessiond: notification: add support for async commands
* sessiond: notification: refactor: split transmission and poll update
* sessiond: notification: synchronize notification client (and list)
* sessiond: notification: introduce the notion of 'active' client
* sessiond: notification: maintain an id to notification_client ht
* Fix: tests: `pgrep -f` flags unrelated process as lttng-sessiond
* logging: print human-readable thread names when logging
* sessiond: clarify the role of notification credentials
* Use lttng_trigger credentials to send evaluation to client
* trigger: introduce refcounting
* trigger: use condition and action ref counting to ease internal objects management
* condition: introduce reference counting
* Clean-up: tests: fd-tracker: change spaces to tabs
* Clean-up: relayd index: change spaces to tabs
* Clean-up: sessiond comm relay: change spaces to tabs
* Clean-up: compat time: change spaces to tabs
* Clean-up: kernel consumer: change spaces to tabs
* Clean-up: sessiond ust-app: change spaces to tabs
* Clean-up: sessiond notification thread: change spaces to tabs
* Clean-up: sessiond kernel: change spaces to tabs
* Clean-up: sessiond kernel: fix include style
* Clean-up: sessiond consumer: change space to tabs
* Clean-up: sessiond: change space to tabs
* Clean-up: sessiond manage-consumer: change space to tabs
* Clean-up: relayd: change space to tabs
* Clean-up: sessiond command: fix include style
* Clean-up: sessiond command: change space to tabs
* Clean-up: relayd trace-chunk: change space to tabs
* Clean-up: relayd index: change space to tabs
* Clean-up: relayd session: change space to tabs
* Clean-up: liblttng-ctl clear: change space to tabs
* Clean-up: liblttng-ctl destruction handle: change space to tabs
* Clean-up: mi-lttng: change space to tabs
* Clean-up: time: change space to tabs
* Clean-up: consumer-stream: change space to tabs
* Clean-up: consumer metadata cache: change space to tabs
* Clean-up: run-as: change space to tabs
* Clean-up: utils: change space to tabs
* Clean-up: sessiond rotation: change space to tabs
* Clean-up: sessiond: change space to tabs
* Clean-up: trace-chunk: change space to tabs
* Clean-up: consumer: change space to tabs
* Clean-up: optional: change space to tabs
* trigger: internal: add credentials information
* credentials: implement is_equal
* sessiond: clean-up: remove unused `state` function parameter
* .gitignore: add test_unix_socket
* sessiond: comm: add fd count information for lttng-ctl -> sessiond comm
* Tests: add unix socket wrapper unit tests
* payload-view: mark lttng_payload_view_get_fd_handle_count as const
* Fix: uprobe: inequality comparison against NULL
* Fix: action: lttng_action_group_add_action returns status invalid
* Fix: evaluation: dereference before NULL check in create_from_payload
* Tests: rework tracefile_count test to meet the tracefile count limit
* Fix: extraneous empty/inactive flush on rotation out of a trace chunk
* Fix: relayd: double unlock on viewer stream creation error
* Fix: relayd: live connection fails to open file during clear
* Fix: sessiond: unchecked return value
* Fix: common: unchecked return value
* Fix: common: improper use of negative return
* Fix: sessiond: unchecked return value
* Fix: relayd: wrong stream type used in DBG statement
* sessiond: client: use common payload send fds util
* payload: use fd_handle instead of raw file descriptors
* Add fd_handle interface
* payload: don't re-initialize destination payload on copy
* uprobe: transmit binary file descritptor through lttng_payload
* Fix: payload view: payload view always refers to parent's position
* Fix: lttng: leak of userspace probe path on listing
* payload: incomplete sentence in lttng_payload_init comment
* common: add lttng_payload_view fd count accessor and buffer init
* common: move lttng_payload[_view] to libcommon
* common: add lttng_dynamic_array_set_count()
* sessiond: prepare client replies through an lttng_payload
* Clean-up: sessiond: change spaces to tab
* Fix: uprobe: missing error code on allocation failure
* Fix: sessiond: don't negate error code on list error
* userspace-probe: implement is_equal
* Fix: send/received actual size is overwritten by 'expected' size
* unix: add non block send and receive flavors for fd passing
* Fix: partial recv lead to client disconnect
* tests: return the proper TAP exit code
* Add tests/unit/test_payload to .gitignore
* Tests: live/test_{lttng_,}kernel: use lttng_test_filter_event instead of sched_switch
* Cleanup: Tests: live/test_{lttng_,}ust: testapp not in background
* Fix: consumer: Move sanity check within `consumer_subbuffer` functions
* Cleanup: typo in DBG() statements
* Fix: use sys/types.h for ssize_t on Cygwin
* Add kernel and UST time namespace context
* Fix: sessiond: wrong variable checked for error code
* Fix: consumerd: double unlock on rotate channel error path
* Fix: consumerd: packet sent before channel rotation
* Clean-up: relayd: missing space in debug statement
* Fix: relayd: wrong specifier used in DBG format string
* Tests: add a "new metadata after clear" test
* Fix: relayd: send_viewer_streams sends stack data in padding
* Clean-up: consumer: move open packet to post_consume
* Fix: stream intersection fails on snapshot of cleared session
* Fix: relayd: viewer metadata is not rotated after a session clear
* Fix: post-clear trace chunk has a late beginning packet
* Fix: kconsumer: missing wait for metadata thread in do_sync_metadata
* Clean-up: relayd: unused tcp keep alive config return value
* Fix: tests: interrupting get_next_notification causes test to fail
* Fix: consumer.c: wrong order of parameter in `DBG()` statement
* Fix: consumer: dangling chunk on buffer allocation failure
* Convert `README.md` to `README.adoc`
* Fix: consumerd: uninitialized written_bytes on no-data sleep
* Build fix: consumerd misnamed label
* consumerd: on_sleep not called on stream when no data is available
* Fix: invalid discarded events on start/stop without event production
* tests: truncate metadata file for regenerate metadata test
* Fix: consumerd: user space metadata not regenerated
* tests: gen-ust-events-ns/tp.h: Fix build with musl libc
* actions: Expose lttng_action_type_string internally
* actions: introduce action group
* actions: Make lttng_action reference countable
* actions: introduce snapshot session action
* Clean-up: replace space by tabs
* Fix: tests: output_dir contains the consumerd pipe
* liblttng-ctl: use lttng_payload for serialize/create_from_buffer
* common: set dynamic-buffer's data to NULL on reset()
* Clean-up: coding style fixes in dynamic-buffer.c
* liblttng-ctl: add facilities for lttng_snapshot_output object
* Fix: unix: don't PERROR on EAGAIN for non-blocking sockets
* actions: introduce rotate session action
* actions: introduce stop session action
* actions: introduce start session action
* actions: implement is_equal
* Clean-up: sort includes per clang format in action.c
* format: AlignOperand introduces spaces
* Fix: incorrect specifier %lu used with size_t argument
* Fix: consumerd: live client receives incomplete metadata
* consumerd: refactor: split read_subbuf into sub-operations
* consumerd: move rotation logic to domain-agnostic read path
* sessiond: enforce mmap output type for kernel metadata channel
* consumerd: tag metadata channel as being part of a live session
* consumerd: pass channel instance to stream creation function
* consumerd: cleanup: use buffer view interface for mmap read subbuf
* consumerd: move address computation from on_read_subbuffer_mmap
* consumerd: refactor: combine duplicated check_*_functions
* kerner-ctl: add RING_RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
* Fix: common: fs_handle_seek returns negative value on success
* Fix: lttng: Destroying session message repeated during destruction
* Add lttng_dynamic_buffer_append_view util
* Make lttng_dynamic_buffer_append_buffer const-correct
* .gitignore: add test_buffer_view
* Fix: liblttng-ctl: leak of tracker handle in lttng_[un]track_pid
* Fix: common: abort on rotation after time manipulation
* Tests: test_exclusion: exclusion after tracing active
* Tests: `gen-ust-nevents`: add syncpoints
* Tests: accept built-in kernel modules
* API: missing includes in lttng.h
* API: missing clear and clear-handle includes in lttng.h
* API: sort lttng.h includes
* Fix: API: missing end brace for C++ linkage specification.
* README.md: fix typos in component descriptions
* Fix: tests: `-Wstringop-overflow` warning
* Improve README.md
* Docs: fix comment typo in lttng-error.h
* Fix: sessiond: sessiond and agent deadlock on destroy
* relayd: clean-up: remove unused DATETIME_STRING_SIZE definition
* Fix: load: incomplete error handling for load_session_from_file
* actions: improve logging in lttng_action_create_from_buffer
* actions: introduce lttng_action_init
* actions: introduce function typedef for creating actions from buffer
* buffer-view: introduce lttng_buffer_view_contains_string
* Move actions source files to src/common/actions directory
* ust registry: Refactor representation of nested types
* common: keep libcommon_la_SOURCES list sorted
* lttng-crash(1): document the command's positional argument
* lttng-sessiond(8): append missing argument to short options
* lttng-sessiond(8): sort the option list by long option name
* lttng-relayd(8): mention the `--config` option
* Fix: lttng-load: support legacy PID tracker specification
* Fix: sessiond: invalid session configuration on EXCLUDE_ALL policy
* Fix: relayd: unchecked allocation result of unlinked file pool
* lttng-crash: use `spawn_viewer()` to launch trace viewer
* lttng-view: clean-up: move `--viewer` code to specific file
* lttng-crash: clean-up: fix alignment of format string
* lttng-view: clean-up: rename `parse_options()` -> `parse_viewer_option()`
* Fix: python: suppress -Wmissing-prototypes warning with SWIG 3.0.10
* lttng-view: clean-up: use singular form for type name
* lttng-view: clean-up: remove references to LTTv
* Fix: relayd: harmonize path format in backward-compat mode
* Bump session.xsd version to 2.12
* lttng-relayd(8): normalize style and add details
* doc/man: refer to Babeltrace 2 instead of Babeltrace 1
* lttng-clear(1): normalize style and add details
* Fix: filter-grammar-test: add dependencies between steps
* Fix: relayd: assertion fails on creation of session by peer < 2.11
* Fix: relayd: crash on creation of session by peer < 2.11
* Fix: consumer: fallback to flush when flush empty is unsupported
* Fix: consumerd: incorrect clear logging statement
* Fix: sessiond: error reported on session destruction for old modules
* Fix: sessiond: erroneous error code returned on rotation failure
* Fix: lttng-destroy: missing newline on session destruction message
* relayd: clean-up: reference is repeated in comment
* Typo: 'Descritptor' -> 'Descriptor'
* Typo: 'Accomodate' -> 'Accommodate'
* Clean-up: trace-ust comment still refers to only PID trackers
* Fix: tracker: NULL pointer dereference after NULL check
* Fix: sessiond: NULL pointer dereference after NULL check
* Fix: sessiond: missing goto in error handler
* Fix: sessiond: user/group name can be leaked on malformed command
* configure: add -Wmissing-declarations, -Wmissing-prototypes, and more
* Fix: sessiond: make the --without-lttng-ust version of launch_application_notification_thread static
* Fix: tests: include callsites.h from callsites.c
* Fix: relayd: cast idigit argument to unsigned char
* Fix: tests: make some functions static
* Fix: tests: add `void` parameter to functions that take no parameters
* Fix: common: make lttng_trace_chunk_remove_subdirectory_recursive static
* Fix: common: add `void` parameter to log_add_time declaration
* CONTRIBUTING.md: harmonize list style with the rest of the docs
* CONTRIBUTING.md: clarify the guidelines for commit messages
* Fix: lttng-list: don't warn when the kernel domain has no channels
* Refactor: lttng-ctl: follow terminology of the tracker documentation
* lttng: list: replace domain headers with the official names
* lttng: list: print `per-user` and `per-process` buffer types
* Docs: overhaul of lttng-track(1) and lttng-untrack(1)
* Fix: MI: bump MI schema version to 4.0 in mi-lttng.c
* Fix: sessiond: occasional badfd error on repeated SIGTERM
* Fix: lttng: incorrect domain list printed when no domain is provided
* Fix all -Wdiscarded-qualifiers warning instances
* Remove part of last name to fit in a 80 character line
* Fix: Tests: trace path wildcards not expanded
* Fix: Tests: `gen-ust-events` doesn't error out on invalid option
* Fix: Tests: utils.sh: merge `validate_{directory,folder_is}_empty` functions
* Fix: Tests: undefined `NR_USEC_WAIT` bash variable
* directory-handle: print `errno` reason on `unlinkat()` error
* Fix: lttng-ctl: _handle can be NULL
* Fix: sessiond: domain subdirectory not deleted on empty clear
* Ignore -Wincomplete-setjmp-declaration warnings
* tests: put -no-pie in LDFLAGS instead of CFLAGS
* Silence `POSIX Yacc` warnings
* Fix -Wmissing-declarations warnings in filter-parser.y
* Include cmd-2-2.h in cmd-2-1.h
* Make create_file function static in gen-ust-tracef.c
* Make remove_file_from_hierarchy function static in test_directory_handle.c
* Make fd_count function static in test_fd_tracker.c
* Add declarations for exported functions in health_exit.c
* Add declarations for exported functions in health_fail.c
* Make functions in live_test.c static
* Add declarations for exported functions in consumer_testpoints.c
* Make parse_arguments static in base_client.c
* Fix all -Wmissing-declarations warning instances
* Fix: fd-tracker: mark symbols as hidden
* Fix: liblttng-ctl: hide new tracker config symbols
* Tests: remove unused libhealthexit code
* Fix: remove broken health monitoring test `test_thread_exit`
* Fix: directory-handle: use of free'd handle on fstat() error
* Fix: relayd: use of relay_session ref count before initialization
* Fix: relayd: unchecked return value when opening relay socket
* configure: add --enable-Werror
* configure: use AX_APPEND_COMPILE_FLAGS to detect supported warning flags
* tests: append to AM_CFLAGS instead of overriding it
* Tests: gen-ust-nevents: use options instead of arguments
* Tests: Cleanup: test_exclusion: more detailed output
* Fix: Tests: `test_exclusion` passing for the wrong reason
* Tests: notification.c: remove extra space
* Fix: trace-chunk: useless assignment to 'ret'
* Fix: lttng: track-untrack: error assigned to wrong variable
* Fix: relayd: live: unchecked poll set creation return value
* Fix: relayd: live: unchecked return value when opening relay socket
* Fix: relayd: unchecked poll set creation return value
* Fix: lttng: uninitialized pointer free'd when no sessiond is present
* Fix: tracker: inclusion of internal header in public header
* Tests: Fix: `wait_on_file()` returns too early
* Fix: Tests: utils.sh: fix unbound variable
* Tests: Fix typo: registerd -> registered
* Tests: Cleanup: remove unused bash variable
* Typo: 'toogle' -> 'toggle'
* Fix: lttng-sessiond: control reaches end of non-void function warning
* Fix: possible null dereference
* Fix: string might be uninitialized
* Fix: force the use of our _FORTIFY_SOURCE definition
2020-02-04 lttng-tools 2.12.0-rc1
* Tests: fix: test_relayd_working_directory fails as user
* Fix: sessiond: snapshot errors don't clear session's trace chunk
* Fix: sessiond: bounded snapshot record fails when no streams exist
* Tests: fix: test_relayd_working_directory fails as root
* Fix: trace-chunk: dereference after NULL check
* Clean-up: mi: remove logically dead code
* Fix: trace-chunk: dereference after null check of old_path
* Clean-up: unchecked return value
* Fix: unchecked return value of cds_lfht_destroy()
* Fix: relayd: return from function without unlocking session lock
* Clean-up: consumerd: remove unreachable code
* Clean-up: trace-chunk: remove unreachable code
* Fix: unchecked return value of lttng_directory_handle_create()
* Tests: fd-tracker: fix: leak of test paths
* session-descriptor: fix comment typos in session-descriptor.h
* Fix: directory-handle: typo in equals method breaks compat build
* Fix: potential use of uninitialized return value
* Clean-up: remove instances of loop initial declarations
* Fix: relayd: register listener threads as rcu readers
* relayd: track directory handles through the fd-tracker
* tests: Move to kernel style SPDX license identifiers
* Fix: include stdlib.h in compat/string.h
* Cleanup: remove superfluous tests.txt
* fix: add include guards to compat/path.h
* Move to kernel style SPDX license identifiers
* Sync ax_have_epoll.m4 with autoconf-archive
* .gitignore: ignore gen-kernel-test-events
* Fix: lttng: sanity check of `--probe` description
* lttng-view: make babeltrace2 the default viewer
* lttng-view: clean-up: remove unneeded empty line
* lttng-view: clean-up: static struct viewers array should be const
* lttng-view: clean-up: remove commented and unused references to lttv
* relayd: register fd tracker instance to all created trace chunks
* relayd: track relayd control connection sockets
* relayd: track relayd data connection sockets
* relayd: replace uses of block FDs by the fs_handle interface
* fd-tracker: restore suspended handles from their inode's path
* directory-handle: query if instance is backed by a file descriptor
* directory-handle: make lttng_directory_handle_stat public
* fd-tracker: replace custom optional implementation by LTTNG_OPTIONAL
* directory-handle: add an equals method
* trace chunk: allow associating an fd_tracker to a trace chunk
* fd-tracker: refactor: extract fs_handle interface from fd_tracker
* fd-tracker: remove use of VLA for unsuspendable_fd APIs
* relayd: share the same output directory handle accross sessions