Update version to 2.0.1 stable
[lttng-tools.git] / ChangeLog
1 2012-04-19 lttng-tools 2.0.1
2 * Fix: test script for kernel module validation
3 * Fix: report error to client on consumerd error
4 * Fix: add missing ht_destroy at consumer teardown
5 * Fix: consumer fd recv thread should write into non-blocking pipe
6 * Fix: work-around glibc __nptl_setxid vs clone hang
7 * Fix: consumer fd recv poll should be sensitive to POLLPRI too
8 * Fix consumer lttng_consumer_poll_socket poll revents check bug
9 * Fix: increase consumer open files limit
10 * Update README: document dep on modprobe for kernel tracing
11 * Fix: wait for sessiond to stop in tests
12 * Fix: remove unused return variable
13 * Don't report back error on syscalls fail for -a -k
14 * Fix: destroy context hash table being NULL
15 * Fix: make lttng expand path for trace output opt
16 * Fix: return value signedness
17 * Fix: man page environment variable name error
18 * Fix: check return value on getenv USER
19
20 2012-03-20 lttng-tools 2.0.0
21 * Fist STABLE version
22 * Add version name: Annedd'ale
23
24 2012-03-20 lttng-tools 2.0.0-rc4
25 * Fix: add small detail to enable-channel man page
26 * Fix: warned of arbitrary time for ust-nprocesses test
27 * Fix. add limitation to man page
28 * Fix: minor changes to lttng.1
29 * Fix: add exit values to lttng.1 man page
30 * Fix: add delay before validating apps in test nproc
31 * Fix: error handling in lttng enable-event
32 * Fix: document structure init. to 0 in lttng.h
33 * Fix: uninitialized variable
34 * Keep track of FD used for UST applications (v2)
35 * Fix: lttng view, error message and exit code
36 * Small fixes to lttng man pages (v2)
37 * Fix: handle EINTR for sendmsg syscall
38 * Fix: lttng UI exit value and error message
39 * Fix: session lock use after free
40 * Fix kernel_list_events memleaks
41 * Fix debug message use uninitialized variable
42 * Fix: trace_ust_destroy_metadata should check for NULL pointer
43 * Fix: various memleaks
44 * Fix: hash table allocation out of order on error
45 * fix: lttng_ht_destroy memleak
46
47 2012-03-16 lttng-tools 2.0.0-rc3
48 * Fix: missing headers for make dist
49 * Fix: install lttng-consumerd in lib/lttng/libexec/
50 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
51 * Fix: consumer CPU hotplug support
52 * Fix: double PID registration race
53 * Make libcompat independent not to confuse automake
54 * Clarify the license of lttng-ust-abi.h
55 * Fix: License header
56 * Fix: wrong return value on consumer socket creation
57 * Fix: test for UST invalid channel parameters at channel creation
58 * Fix: recvmsg should handle EINTR
59 * Fix: error.h non-static variables for liblttng-ctl
60 * Fix: missing _GNU_SOURCE define
61 * Fix: improve need root for kernel tracing error message
62 * Fix: start/stop lttng message error
63
64 2012-03-02 lttng-tools 2.0.0-rc2
65 * Fix: meaningful error message
66 * Fix: UST consumer need to iterate on streams, just change their key
67 * Fix: add missing rcu read lock across RCU HT iteration
68 * Fix: kernel session closes fd 0 after create
69 * Fix: sendmsg EPIPE should be quiet by default (expected)
70 * Fix: thread_registration_apps should set its local sock to -1 when passing it
71 * Fix: clock -> sock typo
72 * Fix: consumer race: should allow reuse of FD key
73 * Fix: Use PERROR all across lttng-tools, never make it quiet
74 * Fix: test all close return values in sessiond
75 * Fix: All perror turned into PERROR to show file and line number
76 * Fix: large audit of close() use in sessiond main.c
77 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
78 * Fix: incorrect close of fd 0 for syscall kernel event destroy
79 * Fix: sessiond has incorrect missing 0 value in FD check
80 * Fix: sessiond app listening: use posix-compliant poll flags
81 * Fix: consumer printf type should match ssize_t (%zd)
82 * Fix: make ust consumer posix compliant for poll flags
83 * Fix security permission on lttng run directory
84 * Fix: Display right loglevel_type in error message
85 * Fix documentation in lttng.h
86 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
87 * Fix: restart consumerd and sessiond when interrupted in poll()
88 * Fix: handling bad channel when sending to consumer
89 * Fix useless variable
90 * Fix add-context returned error
91 * fix: add missing break in command handling
92 * fix: command handling: do not check domain for commands not requiring domain
93 * fix: if tracing group does not exist, do not report a client error
94 * Fix: run_as error handling
95 * Fix usage note on -a
96 * Revert FreeBSD compatibility layer
97 * Fix: documented number of subbuffers is incorrect
98 * Document that num-subbuf and subbuf-size need to be power of 2
99 * Merge branch 'master' of git://git.lttng.org/lttng-tools
100
101 2012-02-20 lttng-tools 2.0.0-rc1
102 * Fix lttcomm_close_unix_sock to actually close the socket
103 * lttng-sessiond: Set group permissions explicitly
104
105 2012-02-16 lttng-tools 2.0-pre23
106 * configure.ac: Fix consumerd64-libdir typo
107 * Fix existing session daemon check
108 * Fix missing session locks
109 * Fix return value on ust app session create
110 * Fix double start/stop trace
111 * Fix ust app session started state on start trace
112 * modprobe statedump, signal and timer lttng module
113 * Fix hyphens in man pages
114
115 2012-02-14 lttng-tools 2.0-pre22
116 * Add the bash-completion file to the dist tarball
117 * Add the LICENSE file too
118 * Package used for the Ubuntu LTS (feature freeze)
119
120 2012-02-13 lttng-tools 2.0-pre21
121 * Fix licensing for hashtable/utils.c
122 * Print loglevel value in list -u
123 * Remove "<all> from MSG() when no loglevel is selected
124 * Initial import of man lttng.1 and lttng-sessiond.8
125 * Fix memory leak master
126
127 2012-02-09 lttng-tools 2.0-pre20
128 * New lttng view command
129 * Multiple loglevel fixes
130 * Fix list command
131 * Fix session syscall listing
132 * Multiple fixes across the code base
133
134 2012-02-02 lttng-tools 2.0-pre19
135 * Update lttng ust ABI/API copy
136 * Implement UST calibrate and change default
137 * Add MSG_WAITALL to recvmsg of sessiond-comm
138 * Check kernel version for tests
139 * Add a '--list-options' option to each command.
140 * First import of extras/ with lttng bash completion
141 * Remove default defines from lttng.h
142 * Fix lttng sessiond spawn wait race
143 * Add CMD_WARNING error code
144 * Fix context mapping for UST and kernel
145 * Add kernel work-around for boot_id
146 * Rewrites lttng-ctl's set_session_daemon_path
147 * Fix memory lean in all lttng cli commands
148 * Update loglevel ABI
149 * Add padding to all ABIs for future development.
150 * Improve error handling of lttng cli
151 * Multiple fixes across the code base (nothing critical)
152
153 2012-01-23 lttng-tools 2.0-pre18
154 * Complete change of the source directory tree
155 * Move compat to common and create an internal lib
156 * Rename lttngerr.h to error.h
157 * Add kernel module version validation
158 * Add UST version validation
159 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
160 * Fix off-by-one and double list size instead of steady increment
161
162 2012-01-19 lttng-tools 2.0-pre17
163 * Add and support the new hash table library
164 * Add lttng hash table support to liblttng-consumer
165 * RCU support for consumer's hash tables
166 * UST consumer close shm fd after mapping it
167 * Remove CLONE_VM flag for runas making gdb debugging impossible
168 * Make MSG() print on stdout instead of stderr
169 * Don't init kernel tracer if not root (UID=0)
170 * Multiple fixes found when reaching max. number of open files
171 * Add some UST tests
172 * Multiple segfaults and assert error fixed
173
174 2011-12-23 lttng-tools 2.0-pre16
175 * Per-user lttng-sessiond now fully functionnal
176 * Fix nested double usage of hashtable iterators
177 * Support creds passing between lttng and sessiond
178 * Rename sessiond internal "uid" fields to "id"
179 * Create all trace directories and files with client user credentials
180 * Create output directory at session creation command
181 * Only allow the user or group owning the session (or root) to control a session
182 * Add disable kernel tracing option to sessiond
183
184 2011-12-13 lttng-tools 2.0-pre15
185 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
186 * UST consumer 32/64 bit support
187 * Multiple bug fixes
188 * Multiple segfault, race and double lock fixes
189 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
190 * UST loglevel support
191 * ABIs now support 256 char event names
192 * Dependency on libpopt >= 1.13
193 * Dependency on URCU >= 0.6.7
194 * Rename kernel-ctl.c/.h to kernel.c/.h
195 * Change malloc to zmalloc in lttng-sessiond code
196 * RCU hashtable support for all UST data structure
197 * New libconsumer for UST, kernel and one generic
198 * Change "--all" option from lttng command line
199 * Remove function entry option to discourage its use
200
201 2011-09-30 lttng-tools 2.0-pre14
202 * Syscall tracing support
203 * Multiple bug fixes (nothing critical)
204 * Add userspace RCU hash table to tree for dev
205 * Update UST ABI
206 * Fix epoll that did not handle EINTR
207 * Liburcu >= 0.6.5 is needed from this release
208 * Enabling all events also enable syscall tracing
209 * Debug messages are now on stderr
210 * Add basic data structure for UST support but not ready yet.
211
212 2011-08-25 lttng-tools 2.0-pre13
213 * Memory leaks fixes and double lock list
214 * Add UST registration with sychronisation
215 * Use poll/epoll compatibility layer for the sessiond
216 * Major code cleanup of ltt-sessiond/main.c
217 * Increase listen() connexion limit
218 * Fix bad enable-channel command
219 * Rename trace.c/.h to trace-kernel
220 * Multiple fixes on the poll management with the new epoll API
221
222 2011-08-25 lttng-tools 2.0-pre12
223 * Multiple fixes
224 * Fix kconsumerd handling custom channel output
225 * Add lttng_register_consumer to register a custom consumer
226 * Add multiples tests of the session daemon
227 * Default kernel channel size/number changed
228 * Support for UST application registration
229 * Import LTTng UST 2.0 ABI
230 * Send data to kconsumerd before tracing start
231 * Export API of lib kernel consumer (liblttngkconsumerd)
232
233 2011-08-12 lttng-tools 2.0-pre11
234 * New lttng API using the lttng_handle
235 * Multiple fixes of kernel consumer
236 * Register the consuming function and add a library context
237 * Kernel consumer fix mmap/munmap
238 * lttng-sessiond-comm header has been privatize
239 * Kernel traces are written in the kernel/ directory
240 * Add underscore to enable-channel command options
241
242 2011-07-29 lttng-tools 2.0-pre6
243 * Fix enable multiple events
244 * Add function entry feature
245
246 2011-07-28 lttng-tools 2.0-pre5
247 * Fix Add context command
248 * Fix auto session path creation
249 * Fix bad strncmp at channel creation
250
251 2011-07-23 lttng-tools 2.0-pre4
252 * Fix kprobe attributes
253 * Fix channel creation when not found at event enable
254 * Add safe list iteration
255 * Add two tests into the git tree
256 * Kernel consumer can be put in debug mode with -vv
257 * Trace path is now created on the client side
258
259 2011-07-23 lttng-tools 2.0-pre3
260 * Fix perf hw cache counter config values
261
262 2011-07-22 lttng-tools 2.0-pre2
263 * Multiple fixes
264 * New add-context options for perf counter and context
265 * Using the install bin path from autotool for execl() call
266 * Update quickstart guide
267
268 2011-07-20 lttng-tools 2.0-pre1
269 * First prerelease of lttng-tools.
270 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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