[lttng-ust.git] / ChangeLog

2012-08-27 lttng-ust 2.0.5
	* Fix: threads should be created in DETACHED state
	* Fix UST SIGPIPE handling
	* Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
	* Fix: remove unused texinfo dep from configure.ac
	* Fix C99 strict compatibility: don't use void * for function pointers
	* Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
	* Fix c99 compatibility: use __typeof__ instead of typeof in public headers

2012-06-14 lttng-ust 2.0.4
	* Fix: perform TLS fixup of nest count outside of UST mutex
	* Fix: liblttng-ust-fork deadlock
	* Fix: handle pthread errors
	* Fix: local apps allowed should disable local (not global) tracing
	* Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
	* Fix: support -std=c99 in tracepoint macros
	* Fix: tracepoint.h should not generate old-style definitions
	* Fix: don't define variables in headers
	* test "hello": add boolean test
	* Fix: perform macro expansion on tracepoint signatures
	* UST check pointer/de-reference order

2012-06-01 lttng-ust 2.0.3
	* Fix: Block all signals in listener thread
	* Remove jni support for configure
	* Fix: don't SIGBUS when filesystem is full
	* tracepoint: include stdio.h for NULL definition
	* manpage update: document that probes need gcc
	* Fix: remove # in front on extern "C" {
	* Cleanup: don't use GNU old-style field designator extension
	* Fix: remove padding field after variable sized array
	* Fix: lttng-ust.pc needs to specify -ldl
	* Update changelog after liblttng-ust-java removal
	* Fix: drop unusable liblttng-ust-java.so

2012-04-18 lttng-ust 2.0.2
	* Fix: drop unusable liblttng-ust-java.so
	* Fix: examples Makefiles should pass $(LIBS) at last
	* Fix: ustctl need to send the second fd upon error of 1st fd

2012-03-29 lttng-ust 2.0.1
	* Use bsd-compatible fcntl for close-on-exec on socket
	* Fix multi-session wildcard support
	* Fix event lost count when buffer is full
	* Remove inappropriate \n from easy-ust sample

2012-03-20 lttng-ust 2.0.0
	* First STABLE version
	* Add version name

2012-03-20 lttng-ust 2.0.0-rc4
	* Fix out-of-bound write in ltt-events.c
	* Document LTTNG_UST_DEBUG_VALGRIND compilation flag
	* Update COPYING
	* Add exception handling to lttng-gen-tp io operations

2012-03-16 lttng-ust 2.0.0-rc3
	* Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
	* fix: ustcomm_close_unix_sock should close, not shutdown
	* Fix: do not print EPIPE perror, as it is an expected error
	* Ensure that multiplication of clock offset is done on 64-bit
	* Add 2 missing licenses in deprecated tests
	* Remove unbuild and unused (deprecated) make_shared_lib test
	* License text standardization, add missing licenses
	* Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
	* Fix: power of 2 size check should apply to size_t type, not uint32_t
	* Fix: recvmsg should handle EINTR
	* Make lttng-gen-tp work on python 2.6
	* Make lttng-gen-tp executable

2012-03-02 lttng-ust 2.0.0-rc2
	* Manpage fixes
	* Fix: dmesg printout should not print metadata warnings
	* Fix: use transport name as channel name
	* Fix: Add signature check in tracepoint activation
	* Fix: add tracepoint signature at tracepoint definition site
	* Fix: keep event probe signature, for use by event probe signature check
	* Fix ABI: add padding to structures shared between UST and consumer
	* Fix ABI: add padding to tracepoint and ring buffer config public structu
	* Fix ABI: Adding missing padding in tracepoint event structures
	* Fix: Add include/lttng/ust-config.h to git ignore
	* Fix effect: update README about dlopen()
	* Fix: fixup vtid TLS
	* Fix: fixup ringbuffer tls at constructor by forcing read
	* Fix: fix deadlock with dlopen() lttng-ust
	* Fix: only print event errors every 1048576 hits
	* Fix: add missing debug printout to identify the cause of lost events
	* fix: liblttng-ust-ctl should check for incorrect parameters
	* fix: ust comm error handling segfault
	* Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
	* fix: on exit, leave thread/mmap reclaim to OS
	* fix: Handle sys_futex with async cancel, add missing pthread_join
	* fix: Only munmap the wait page when not exiting from process
	* Use CPPFLAGS instead of CFLAGS for -I
	* Fix type range comparison always false for 64-bit arch
	* demo: remove useless libs
	* tests: include missing headers
	* Add missing limits.h include for NAME_MAX

2012-02-20 lttng-ust 2.0.0-rc1
	* Standardize version across toolchain
	* Fix a typo in gen-tp Makefile
	* Implement the .o file generation in lttng-gen-tp

2012-02-16 lttng-ust 1.9.8
	* Fix comment in tracepoint.h
	* Add loglevel info to manpage
	* Remove stale binary file
	* Add lttng-ust(3)
	* Add a man page for lttng-gen-tp
	* Install easy-ust and gen-tp examples in doc/
	* Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
	* Add missing #define _GNU_SOURCE for sched_getcpu()
	* Define _GNU_SOURCE for all implementation files rather than getcpu.h
	* Add sched_getcpu and sysconf to AC_CHECK_FUNCS
	* Mark lib_ring_buffer_print_errors unused
	* Cleanup: remove extra space from easy_ust example
	* Add missing comma to tracepoint STAP_PROBEV call

2012-02-13 lttng-ust 1.9.7
	* liblttng-ust-java: add missing -classpath ./
	* Only specify that sdt.h provides system integration for now
	* Add STAP_PROBEV check ton configure.ac
	* Add sdt.h integration
	* Remove extern C around probe header
	* Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
	* Add a configure report at the end of the output
	* Add sdt.h integration option
	* Set default loglevel in metadata
	* Fix: LTTng-UST java jni wrapper does not build with OpenJDK

2012-02-09 lttng-ust 1.9.6
	* Fix tracepoint.h multiple .o within module/core exec linkage bug
	* tracepoint: name -> _name to fix possible namespace clash
	* Add debug printout to tracepoint.c
	* Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
	* Update hardcoded loglevel
	* Add "easy_ust" example
	* Update gitignore
	* Zero-initialize struct msghdr
	* Add environment information
	* Fix event-specific enabling
	* Update static lib linking
	* liblttng-ust-libc: fix linking
	* liblttng-ust-libc: fix lib dependency
	* Install README and ChangeLog into system doc
	* Add hello-static-lib test
	* Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
	* Fix 32-bit type: allocated len is used
	* Fix 32-bit type mismatch

2012-02-02 lttng-ust 1.9.5
	* UST comm ABI: Add padding, push version to 2.0
	* Update loglevel names
	* Implement loglevels as event and wildcard attributes
	* Update loglevel ABI: only loglevel value/enum is known by UST
	* Pre-assign fixed loglevels
	* Remove old (now unused) loglevel control code entirely
	* Update loglevel selection ABI
	* Use boot_id as monotonic clock uuid
	* clock: add clock description to metadata
	* Properly fix the timekeeping overflow detection
	* Revert "Fix timestamps for slow-paced event rates"
	* Revert "Force 64-bit timestamps"
	* Declare struct lttng_ust_calibrate
	* Force 64-bit timestamps
	* demo program: ensure we don't link demo on useless libs
	* ust comm: Receive second FD even if 1st receive failed
	* ust consumer: close shm fd after mapping it
	* Add a comment about which wait fd is closed early by UST.
	* Remove leftover structure in ust-abi.h
	* Close stream and channel file descriptors as soon as passed to
	  sessiond
	* Fix AC_LANG_SOURCE usage: only takes one parameter
	* Fix timestamps for slow-paced event rates
	* configure.ac: Use AC_LANG_SOURCE for if else macros
	* Add execution instructions to the demo test program
	* Force the building of shared noinst libraries in the demo test
	  program.
	* Only print the futex perror in debug mode

2011-12-23 lttng-ust 1.9.4
	* Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
	* Comment the union field (only used in call_rcu scheme)

2011-12-21 lttng-ust 1.9.3
	* Fix clock source overflow on 32-bit archs
	* Remove unused trace_clock_frequency
	* check for negative wait() return value
	* Add DBG message when registering a probe
	* Only show futex warning "perror" in debug mode

2011-12-14 lttng-ust 1.9.2
	* Add missing ust_libc.h to Makefile.am
	* Use DBG instead of WARN for futex_wake workaround message
	* Make dlopen more robust by using the .0 target for the library

2011-12-13 lttng-ust 1.9.1
	* First LTTng-UST 2.0 prerelease.
Commit	Line	Data
944cf5d5 MD	1	2012-08-27 lttng-ust 2.0.5
	2	* Fix: threads should be created in DETACHED state
	3	* Fix UST SIGPIPE handling
	4	* Fix: Libtool fails to find dependent libraries when cross-compiling lttng-ust
	5	* Fix: remove unused texinfo dep from configure.ac
	6	* Fix C99 strict compatibility: don't use void * for function pointers
	7	* Fix c99 compatibility: tp_rcu_dereference_bp() should not use braced-groups within expressions
	8	* Fix c99 compatibility: use __typeof__ instead of typeof in public headers
	9
f8b93413 MD	10	2012-06-14 lttng-ust 2.0.4
	11	* Fix: perform TLS fixup of nest count outside of UST mutex
	12	* Fix: liblttng-ust-fork deadlock
	13	* Fix: handle pthread errors
	14	* Fix: local apps allowed should disable local (not global) tracing
	15	* Fix strict ISO-C compatibility for ust-tracepoint-event.h public header
	16	* Fix: support -std=c99 in tracepoint macros
	17	* Fix: tracepoint.h should not generate old-style definitions
	18	* Fix: don't define variables in headers
	19	* test "hello": add boolean test
	20	* Fix: perform macro expansion on tracepoint signatures
	21	* UST check pointer/de-reference order
	22
2e4acaa3 MD	23	2012-06-01 lttng-ust 2.0.3
	24	* Fix: Block all signals in listener thread
	25	* Remove jni support for configure
	26	* Fix: don't SIGBUS when filesystem is full
	27	* tracepoint: include stdio.h for NULL definition
	28	* manpage update: document that probes need gcc
	29	* Fix: remove # in front on extern "C" {
	30	* Cleanup: don't use GNU old-style field designator extension
	31	* Fix: remove padding field after variable sized array
	32	* Fix: lttng-ust.pc needs to specify -ldl
	33	* Update changelog after liblttng-ust-java removal
	34	* Fix: drop unusable liblttng-ust-java.so
	35
c5f621fe	36	2012-04-18 lttng-ust 2.0.2
a367ee66	37	* Fix: drop unusable liblttng-ust-java.so
c5f621fe MD	38	* Fix: examples Makefiles should pass $(LIBS) at last
c5f621fe MD	39	* Fix: ustctl need to send the second fd upon error of 1st fd
c5f621fe	40
1a94cf83 MD	41	2012-03-29 lttng-ust 2.0.1
	42	* Use bsd-compatible fcntl for close-on-exec on socket
	43	* Fix multi-session wildcard support
	44	* Fix event lost count when buffer is full
	45	* Remove inappropriate \n from easy-ust sample
	46
649282a8 MD	47	2012-03-20 lttng-ust 2.0.0
	48	* First STABLE version
	49	* Add version name
	50
68d9f89e MD	51	2012-03-20 lttng-ust 2.0.0-rc4
	52	* Fix out-of-bound write in ltt-events.c
	53	* Document LTTNG_UST_DEBUG_VALGRIND compilation flag
	54	* Update COPYING
	55	* Add exception handling to lttng-gen-tp io operations
	56
8e2d61c8 MD	57	2012-03-16 lttng-ust 2.0.0-rc3
	58	* Fix: sendmsg should retry on EINTR, and use MSG_NOSIGNAL
	59	* fix: ustcomm_close_unix_sock should close, not shutdown
	60	* Fix: do not print EPIPE perror, as it is an expected error
	61	* Ensure that multiplication of clock offset is done on 64-bit
	62	* Add 2 missing licenses in deprecated tests
	63	* Remove unbuild and unused (deprecated) make_shared_lib test
	64	* License text standardization, add missing licenses
	65	* Cleanup: remove duplicate check for 0 num_subbuf and subbuf_size
	66	* Fix: power of 2 size check should apply to size_t type, not uint32_t
	67	* Fix: recvmsg should handle EINTR
	68	* Make lttng-gen-tp work on python 2.6
	69	* Make lttng-gen-tp executable
	70
bf1175c2 MD	71	2012-03-02 lttng-ust 2.0.0-rc2
	72	* Manpage fixes
	73	* Fix: dmesg printout should not print metadata warnings
	74	* Fix: use transport name as channel name
	75	* Fix: Add signature check in tracepoint activation
	76	* Fix: add tracepoint signature at tracepoint definition site
	77	* Fix: keep event probe signature, for use by event probe signature check
	78	* Fix ABI: add padding to structures shared between UST and consumer
	79	* Fix ABI: add padding to tracepoint and ring buffer config public structu
	80	* Fix ABI: Adding missing padding in tracepoint event structures
	81	* Fix: Add include/lttng/ust-config.h to git ignore
	82	* Fix effect: update README about dlopen()
	83	* Fix: fixup vtid TLS
	84	* Fix: fixup ringbuffer tls at constructor by forcing read
	85	* Fix: fix deadlock with dlopen() lttng-ust
	86	* Fix: only print event errors every 1048576 hits
	87	* Fix: add missing debug printout to identify the cause of lost events
	88	* fix: liblttng-ust-ctl should check for incorrect parameters
	89	* fix: ust comm error handling segfault
	90	* Fix: Return -EINVAL instead of print warning if non power of 2 size/num_
	91	* fix: on exit, leave thread/mmap reclaim to OS
	92	* fix: Handle sys_futex with async cancel, add missing pthread_join
	93	* fix: Only munmap the wait page when not exiting from process
	94	* Use CPPFLAGS instead of CFLAGS for -I
	95	* Fix type range comparison always false for 64-bit arch
	96	* demo: remove useless libs
	97	* tests: include missing headers
	98	* Add missing limits.h include for NAME_MAX
	99
1796af86 MD	100	2012-02-20 lttng-ust 2.0.0-rc1
	101	* Standardize version across toolchain
	102	* Fix a typo in gen-tp Makefile
	103	* Implement the .o file generation in lttng-gen-tp
	104
58bfa9af MD	105	2012-02-16 lttng-ust 1.9.8
	106	* Fix comment in tracepoint.h
	107	* Add loglevel info to manpage
	108	* Remove stale binary file
	109	* Add lttng-ust(3)
	110	* Add a man page for lttng-gen-tp
	111	* Install easy-ust and gen-tp examples in doc/
	112	* Create the lttng-gen-tp tools as an helper to generate UST .h and .c files
	113	* Add missing #define _GNU_SOURCE for sched_getcpu()
	114	* Define _GNU_SOURCE for all implementation files rather than getcpu.h
	115	* Add sched_getcpu and sysconf to AC_CHECK_FUNCS
	116	* Mark lib_ring_buffer_print_errors unused
	117	* Cleanup: remove extra space from easy_ust example
	118	* Add missing comma to tracepoint STAP_PROBEV call
	119
43f76196 MD	120	2012-02-13 lttng-ust 1.9.7
	121	* liblttng-ust-java: add missing -classpath ./
	122	* Only specify that sdt.h provides system integration for now
	123	* Add STAP_PROBEV check ton configure.ac
	124	* Add sdt.h integration
	125	* Remove extern C around probe header
	126	* Move lttng/config.h to lttng/ust-config.h, and use LTTNG_UST_ namespace
	127	* Add a configure report at the end of the output
	128	* Add sdt.h integration option
	129	* Set default loglevel in metadata
	130	* Fix: LTTng-UST java jni wrapper does not build with OpenJDK
	131
94b6d0d1 MD	132	2012-02-09 lttng-ust 1.9.6
	133	* Fix tracepoint.h multiple .o within module/core exec linkage bug
	134	* tracepoint: name -> _name to fix possible namespace clash
	135	* Add debug printout to tracepoint.c
	136	* Rename liblttng-ust-libc to liblttng-ust-libc-wrapper
	137	* Update hardcoded loglevel
	138	* Add "easy_ust" example
	139	* Update gitignore
	140	* Zero-initialize struct msghdr
	141	* Add environment information
	142	* Fix event-specific enabling
	143	* Update static lib linking
	144	* liblttng-ust-libc: fix linking
	145	* liblttng-ust-libc: fix lib dependency
	146	* Install README and ChangeLog into system doc
	147	* Add hello-static-lib test
	148	* Fix static provider linking: introduce TRACEPOINT_PROBE_DYNAMIC_LINKAGE
	149	* Fix 32-bit type: allocated len is used
	150	* Fix 32-bit type mismatch
	151
e4d66fb5 MD	152	2012-02-02 lttng-ust 1.9.5
	153	* UST comm ABI: Add padding, push version to 2.0
	154	* Update loglevel names
	155	* Implement loglevels as event and wildcard attributes
	156	* Update loglevel ABI: only loglevel value/enum is known by UST
	157	* Pre-assign fixed loglevels
	158	* Remove old (now unused) loglevel control code entirely
	159	* Update loglevel selection ABI
	160	* Use boot_id as monotonic clock uuid
	161	* clock: add clock description to metadata
	162	* Properly fix the timekeeping overflow detection
	163	* Revert "Fix timestamps for slow-paced event rates"
	164	* Revert "Force 64-bit timestamps"
	165	* Declare struct lttng_ust_calibrate
	166	* Force 64-bit timestamps
	167	* demo program: ensure we don't link demo on useless libs
	168	* ust comm: Receive second FD even if 1st receive failed
	169	* ust consumer: close shm fd after mapping it
	170	* Add a comment about which wait fd is closed early by UST.
	171	* Remove leftover structure in ust-abi.h
	172	* Close stream and channel file descriptors as soon as passed to
	173	sessiond
	174	* Fix AC_LANG_SOURCE usage: only takes one parameter
	175	* Fix timestamps for slow-paced event rates
	176	* configure.ac: Use AC_LANG_SOURCE for if else macros
	177	* Add execution instructions to the demo test program
	178	* Force the building of shared noinst libraries in the demo test
	179	program.
	180	* Only print the futex perror in debug mode
	181
54d2e210 MD	182	2011-12-23 lttng-ust 1.9.4
	183	* Split liblttng-ust into liblttng-ust and liblttng-ust-tracepoint libs
	184	* Comment the union field (only used in call_rcu scheme)
	185
dddc9140 MD	186	2011-12-21 lttng-ust 1.9.3
	187	* Fix clock source overflow on 32-bit archs
	188	* Remove unused trace_clock_frequency
	189	* check for negative wait() return value
	190	* Add DBG message when registering a probe
	191	* Only show futex warning "perror" in debug mode
	192
07a0da24 MD	193	2011-12-14 lttng-ust 1.9.2
	194	* Add missing ust_libc.h to Makefile.am
	195	* Use DBG instead of WARN for futex_wake workaround message
	196	* Make dlopen more robust by using the .0 target for the library
	197
943be3a0 MD	198	2011-12-13 lttng-ust 1.9.1
943be3a0 MD	199	* First LTTng-UST 2.0 prerelease.