+2021-08-06 lttng-tools 2.12.5 (International Beer Day)
+ * Fix: runas: less-than-zero comparison of an unsigned value
+ * Fix: runas: supplementary groups are ignored on lttng save
+ * Fix: lttng: free sessions in cmd_destroy
+ * Fix: lttng: free domains and channels in get_session_stats_str
+ * Fix: rotation client example: leak of handle on error
+ * .gitreview: Set default branch to 'stable-2.12'
+ * tests: Move tap-driver.sh out of the autotools aux directory
+ * Fix: use of uninitialised bytes valgrind warning
+ * Fix: bump minimal urcu dependency to 0.11
+ * Fix: consumer: unbalanced RCU read-side lock on error
+ * Fix: tests: missing LOG_DRIVER and LOG_DRIVER_FLAGS
+ * Fix: list_lttng_agent_events: unbalanced RCU read-side lock on error
+
+2021-05-18 lttng-tools 2.12.4 (No Dirty Dishes Day)
+ * Fix: snapshot path have domain subdir duplicate "ust/ust" or "kernel/kernel"
+ * Fix: relayd: failure to read index entry or stream packet after clear
+ * Fix: sessiond: leak of config_path on duplicate --config option
+ * Fix: relayd: live: data is missing between viewer attach and retry
+ * Fix: lttng-ctl: erroneous check if user is part of the tracing group
+ * 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
+ * Fix: tests: gen-ust-events-ns: Uninitialized argument value
+ * Fix: consumerd: strlen called on uninitialized path
+ * Fix: tests: health thread stall: only stop consumerd when required
+ * Fix: tests: quote variable in case it's not set
+ * 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
+ * config: fix typo in error message
+ * Tests: array expressions without contant index are invalid
+ * Fix: validate that array expression contains constant
+ * Fix: test: base-path tests are not run
+ * Fix: filter: memory leak in filter_parser_ctx
+ * Fix: sessiond: fix -Wshadow error in save.c
+ * Fix: utils: avoid strncpy overlap in utils_partial_realpath
+ * Clean-up: utils: make utils_partial_realpath static
+ * Fix: added missing test_channel and removed double defined test_syscall
+ * Fix: sessiond: kernel: invalid error code check
+ * Tests: fix: unchecked sscanf return value
+ * compiler warning cleanup: is_signed_type: compare -1 to 1
+
+2021-02-22 lttng-tools 2.12.3 (National Margarita Day)
+ * Fix: ust-consumer: metadata thread not woken-up after version change
+ * Clean-up: ust-consumer: simplify metadata cache unlock on error path
+ * Fix: sessiond: timer: unitiliazed sigevent fields
+ * Fix: sessiond: ust-registry: dereference of NULL pointer on allocation failure
+ * Fix: ust-consumer: metadata cache lock not taken when sampling max offset
+ * Fix: use MT-safe strtok_r in multithreaded context
+ * Fix: liblttng-ctl: unreported truncations when copying strings
+ * Fix: configure: support Autoconf 2.70
+ * Fix: sessiond: metadata not created on app unregistration during start
+ * Cleanup: use `modprobe --remove` rather than `rmmod`
+ * Tests: Fix: 99% fill ratio for high buffer usage is too high for larger events
+ * Fix: common: poll: compat_poll_wait never finishes
+ * Build fix: implicit declaration of function 'PERROR' on Solaris
+ * Fix: PERROR spam when `tracing` group does not exist
+ * Fix: memcpy used on potentially overlapping regions
+
+2020-08-03 lttng-tools 2.12.2 (National Watermelon Day)
+ * 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: relayd: wrong stream type used in DBG statement
+ * Fix: lttng: leak of userspace probe path on listing
+ * Fix: uprobe: missing error code on allocation failure
+ * Fix: sessiond: don't negate error code on list error
+ * Fix: send/received actual size is overwritten by 'expected' size
+ * Fix: partial recv lead to client disconnect
+ * tests: return the proper TAP exit code
+ * Tests: live/test_{lttng_,}kernel: use lttng_test_filter_event instead of sched_switch
+ * Fix: consumer: Move sanity check within `consumer_subbuffer` functions
+ * Fix: sessiond: wrong variable checked for error code
+ * Fix: consumerd: double unlock on rotate channel error path
+ * Fix: consumerd: packet sent before channel rotation
+ * 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
+ * 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
+ * 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
+ * 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
+ * Fix: tests: output_dir contains the consumerd pipe
+ * Fix: unix: don't PERROR on EAGAIN for non-blocking sockets
+ * Fix: sessiond: sessiond and agent deadlock on destroy
+ * 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
+ * Add lttng_dynamic_buffer_append_view util
+ * Fix: lttng: Destroying session message repeated during destruction
+ * Fix: liblttng-ctl: leak of tracker handle in lttng_[un]track_pid
+ * Fix: common: fs_handle_seek returns negative value on success
+ * 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
+
+2020-05-12 lttng-tools 2.12.1 (International Nurses' Day)
+ * 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.
+ * Fix: tests: `-Wstringop-overflow` warning
+ * Fix: load: incomplete error handling for load_session_from_file
+
+2020-04-07 lttng-tools 2.12.0 (National Beer Day)
+ * 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
+ * Clean-up: trace-ust comment still refers to only PID trackers
+ * 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'
+ * Fix: tracker: NULL pointer dereference after NULL check
+
+2020-03-27 lttng-tools 2.12.0-rc3 (International Stay at Home Month)
+ * Fix: remove duplicated AC_INIT directive
+
+2020-03-27 lttng-tools 2.12.0-rc2 (International Stay at Home Month)
+ * 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
+ * configure: add --enable-Werror
+ * configure: use AX_APPEND_COMPILE_FLAGS to detect supported warning flags
+ * Tests: notification.c: remove extra space
+ * 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
+ * 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
+ * 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
+