[lttng-dev] [RELEASE] LTTng-Tools 2.10.0-rc2 - KeKriek

[Jérémie Galarneau]

Hi all,

Today we are releasing the second release candidate of LTTng-Tools 2.10.
This release addresses a number of issues listed below.

2017-06-14 lttng-tools 2.10.0-rc2 (National Bourbon Day)
        * Fix: test_utils_expand_path passes NULL to sprintf
        * Fix: reject triggers if they depend on an unavailable feature
        * Fix: check lttng-modules ABI version for
RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS support
        * Fix: Send remove channel to notification thread only when necessary
        * Fix: notification test: resources leak and return handling
        * Fix: parse monitor timer parameter as an unsigned 64-bit integer
        * Introduce "--blocking-timeout" channel parameter
        * Fix: lttng list of channels should return errors
        * Fix: discard event/lost packet counters
        * Fix: test: proper redirection of stderr to stdout
        * Docs: notification comment refers to a structure by its former name
        * Fix: missing errno.h include in time.h compat header
        * Cleanup: remove stale file from .gitignore
        * Disable binaries on platforms where they are not supported
        * Cleanup: add silent rules support for docs
        * Cleanup: popt library detection
        * Cleanup: remove duplicated pthread detection code
        * Cleanup: remove unused m4/libxml.m4
        * Cleanup: bison and flex detection
        * Cleanup: merge two instances of AC_CHECK_FUNCS
        * Cleanup: lttng-ust library detection
        * Cleanup: kmod library detection
        * Cleanup: dlmopen detection
        * Cleanup: uuid library detection
        * Fix: Don't override user variables within the build system
        * Fix: registry can be null on lookup
        * Tests: channel subbuffers must be larger or equal to PAGE_SIZE
        * Test: Replace test relying on pselect6(2) man page ambiguity
        * Tests: regression testing for notification API
        * Tests: add consumer testpoint to pause data consumption
        * Fix: explicitly send client credentials during handshake
        * Test: utils: introduce LTTNG_SESSIOND_ENV_VARS
        * Test: utils.sh: use getconf to start either 32 or 64 consumerd
        * Optimization: remove unnecessary buffer resizes on partial recvs
        * Docs: improve the documentation of the dynamic buffer interface
        * Add comment to round_to_power_of_2()
        * Clean-up: simplify the implementation of dynamic buffer set_capacity
        * Fix: space left in buffer may be uninitilized on capacity increase
        * Assert that dynamic buffer size <= capacity
        * Clean-up: improve readability of dynamic buffer append condition
        * Fix: inbound buffer may be set too short on partial command reception
        * Clean-up: fix misleading code alignment
        * Clean-up: remove useless comment
        * Fix: return LTTNG_ERR_INVALID_TRIGGER on validation failure
        * Fix: missing includes in buffer-usage.h
        * Unit tests for notification api
        * Run unit tests before regression tests
        * Fix: semaphore semantics are expected from notification
command eventfd
        * Fix: use "flush empty" ioctl for snapshots
        * Fix: lttng-consumerd: cpu hotplug: send "streams_sent" command
        * Fix: lttng-sessiond: cpu hotplug: send channel to consumer only once
        * Fix: lttng-sessiond: cpu hotplug stream number mismatch
        * Tests: use SIGKILL to shutdown daemons in test_thread_exit
and test_tp_fail
        * Fix: consumer_timer_signal_thread_qs waits on
LTTNG_CONSUMER_SIG_SWITCH
        * Revert "Fix: futex can be free'd while used by waker thread"
        * Fix: thread exit vs futex wait/wakeup race
        * Fix: use lttng_waiter instead of futex in notification thread
        * Add lttng_waiter utils
        * Fix: pthread_join on thread start error
        * Fix: missing check on notification thread join
        * Fix: status_loc argument of waitpid() is used on error
        * Fix: leak of deserialized trigger sent from client
        * Clean-up: missing static qualifier on internal function
        * Fix: duplicate values used in lttng_evaluation_status enum
        * Fix: missing header inclusions in buffer-usage.h
        * Fix: COMPAT_EPOLL_PROC_PATH is available from Linux 2.6.28
        * Fix: skip empty revents in notificationthread
        * Clean-up: warning caused by unused label
        * Fix: futex can be free'd while used by waker thread
        * Fix: missing header causes build failure with --disable-epoll
        * Fix: return NULL pointer on memory allocation failure
        * Clean-up: unused variable warning in poll compat
        * doc: how to trace consumerd with valgrind
        * Cleanup: initialize kernel ioctl ABI structures to 0
        * Cleanup: initialize data to 0
        * Fix: consumer data lock deadlock caused by monitor timer
        * Fix: assert() on null index_file in lttng_index_file_write()
        * Fix: fail on relayd lookup when finding a relayd is expected
        * Clean-up: use lttng_read() wrapper instead of read()
        * Fix: NULL pointer dereference in lttng_condition_serialize
        * Fix: Exclusion check iterates multiple times on same array
        * Fix: return of free'd string on error in strutils_split()
        * Fix: free of uninitialized value on error path
        * Silence bogus Coverity warning of uninitialized value
        * Silence bogus Coverity warning of uninitialized value
        * Silence bogus Coverity warning of uninitialized value
        * Silence bogus Coverity warning of uninitialized value
        * Fix: dereference before null check of channel attributes
        * Fix: memory leak of client_list_element
        * Fix: unchecked lttng_dynamic_buffer_set_size return value

As always, please report any issue you may encounter to bugs.lttng.org
or on this mailing list.

Project website: https://lttng.org

Download link:
https://lttng.org/files/lttng-tools/lttng-tools-2.10.0-rc2.tar.bz2

GPG sig:
https://lttng.org/files/lttng-tools/lttng-tools-2.10.0-rc2.tar.bz2.asc

-- 
Jérémie Galarneau
EfficiOS Inc.
http://www.efficios.com