Update version to v2.0.0-rc4
[lttng-tools.git] / ChangeLog
1 2012-03-20 lttng-tools 2.0.0-rc4
2 * Fix: add small detail to enable-channel man page
3 * Fix: warned of arbitrary time for ust-nprocesses test
4 * Fix. add limitation to man page
5 * Fix: minor changes to lttng.1
6 * Fix: add exit values to lttng.1 man page
7 * Fix: add delay before validating apps in test nproc
8 * Fix: error handling in lttng enable-event
9 * Fix: document structure init. to 0 in lttng.h
10 * Fix: uninitialized variable
11 * Keep track of FD used for UST applications (v2)
12 * Fix: lttng view, error message and exit code
13 * Small fixes to lttng man pages (v2)
14 * Fix: handle EINTR for sendmsg syscall
15 * Fix: lttng UI exit value and error message
16 * Fix: session lock use after free
17 * Fix kernel_list_events memleaks
18 * Fix debug message use uninitialized variable
19 * Fix: trace_ust_destroy_metadata should check for NULL pointer
20 * Fix: various memleaks
21 * Fix: hash table allocation out of order on error
22 * fix: lttng_ht_destroy memleak
23
24 2012-03-16 lttng-tools 2.0.0-rc3
25 * Fix: missing headers for make dist
26 * Fix: install lttng-consumerd in lib/lttng/libexec/
27 * Fix: Redefine MAP_STACK to 0 if not defined by the architecture
28 * Fix: consumer CPU hotplug support
29 * Fix: double PID registration race
30 * Make libcompat independent not to confuse automake
31 * Clarify the license of lttng-ust-abi.h
32 * Fix: License header
33 * Fix: wrong return value on consumer socket creation
34 * Fix: test for UST invalid channel parameters at channel creation
35 * Fix: recvmsg should handle EINTR
36 * Fix: error.h non-static variables for liblttng-ctl
37 * Fix: missing _GNU_SOURCE define
38 * Fix: improve need root for kernel tracing error message
39 * Fix: start/stop lttng message error
40
41 2012-03-02 lttng-tools 2.0.0-rc2
42 * Fix: meaningful error message
43 * Fix: UST consumer need to iterate on streams, just change their key
44 * Fix: add missing rcu read lock across RCU HT iteration
45 * Fix: kernel session closes fd 0 after create
46 * Fix: sendmsg EPIPE should be quiet by default (expected)
47 * Fix: thread_registration_apps should set its local sock to -1 when passing it
48 * Fix: clock -> sock typo
49 * Fix: consumer race: should allow reuse of FD key
50 * Fix: Use PERROR all across lttng-tools, never make it quiet
51 * Fix: test all close return values in sessiond
52 * Fix: All perror turned into PERROR to show file and line number
53 * Fix: large audit of close() use in sessiond main.c
54 * Fix: main.c client/apps sockets and kernel_trace_fd close(0)
55 * Fix: incorrect close of fd 0 for syscall kernel event destroy
56 * Fix: sessiond has incorrect missing 0 value in FD check
57 * Fix: sessiond app listening: use posix-compliant poll flags
58 * Fix: consumer printf type should match ssize_t (%zd)
59 * Fix: make ust consumer posix compliant for poll flags
60 * Fix security permission on lttng run directory
61 * Fix: Display right loglevel_type in error message
62 * Fix documentation in lttng.h
63 * Fix: lttng UST and kernel consumer: fix ret vs errno mixup
64 * Fix: restart consumerd and sessiond when interrupted in poll()
65 * Fix: handling bad channel when sending to consumer
66 * Fix useless variable
67 * Fix add-context returned error
68 * fix: add missing break in command handling
69 * fix: command handling: do not check domain for commands not requiring domain
70 * fix: if tracing group does not exist, do not report a client error
71 * Fix: run_as error handling
72 * Fix usage note on -a
73 * Revert FreeBSD compatibility layer
74 * Fix: documented number of subbuffers is incorrect
75 * Document that num-subbuf and subbuf-size need to be power of 2
76 * Merge branch 'master' of git://git.lttng.org/lttng-tools
77
78 2012-02-20 lttng-tools 2.0.0-rc1
79 * Fix lttcomm_close_unix_sock to actually close the socket
80 * lttng-sessiond: Set group permissions explicitly
81
82 2012-02-16 lttng-tools 2.0-pre23
83 * configure.ac: Fix consumerd64-libdir typo
84 * Fix existing session daemon check
85 * Fix missing session locks
86 * Fix return value on ust app session create
87 * Fix double start/stop trace
88 * Fix ust app session started state on start trace
89 * modprobe statedump, signal and timer lttng module
90 * Fix hyphens in man pages
91
92 2012-02-14 lttng-tools 2.0-pre22
93 * Add the bash-completion file to the dist tarball
94 * Add the LICENSE file too
95 * Package used for the Ubuntu LTS (feature freeze)
96
97 2012-02-13 lttng-tools 2.0-pre21
98 * Fix licensing for hashtable/utils.c
99 * Print loglevel value in list -u
100 * Remove "<all> from MSG() when no loglevel is selected
101 * Initial import of man lttng.1 and lttng-sessiond.8
102 * Fix memory leak master
103
104 2012-02-09 lttng-tools 2.0-pre20
105 * New lttng view command
106 * Multiple loglevel fixes
107 * Fix list command
108 * Fix session syscall listing
109 * Multiple fixes across the code base
110
111 2012-02-02 lttng-tools 2.0-pre19
112 * Update lttng ust ABI/API copy
113 * Implement UST calibrate and change default
114 * Add MSG_WAITALL to recvmsg of sessiond-comm
115 * Check kernel version for tests
116 * Add a '--list-options' option to each command.
117 * First import of extras/ with lttng bash completion
118 * Remove default defines from lttng.h
119 * Fix lttng sessiond spawn wait race
120 * Add CMD_WARNING error code
121 * Fix context mapping for UST and kernel
122 * Add kernel work-around for boot_id
123 * Rewrites lttng-ctl's set_session_daemon_path
124 * Fix memory lean in all lttng cli commands
125 * Update loglevel ABI
126 * Add padding to all ABIs for future development.
127 * Improve error handling of lttng cli
128 * Multiple fixes across the code base (nothing critical)
129
130 2012-01-23 lttng-tools 2.0-pre18
131 * Complete change of the source directory tree
132 * Move compat to common and create an internal lib
133 * Rename lttngerr.h to error.h
134 * Add kernel module version validation
135 * Add UST version validation
136 * Change SIGCHLD to SIGUSR1 when lttng waiting on sessiond
137 * Fix off-by-one and double list size instead of steady increment
138
139 2012-01-19 lttng-tools 2.0-pre17
140 * Add and support the new hash table library
141 * Add lttng hash table support to liblttng-consumer
142 * RCU support for consumer's hash tables
143 * UST consumer close shm fd after mapping it
144 * Remove CLONE_VM flag for runas making gdb debugging impossible
145 * Make MSG() print on stdout instead of stderr
146 * Don't init kernel tracer if not root (UID=0)
147 * Multiple fixes found when reaching max. number of open files
148 * Add some UST tests
149 * Multiple segfaults and assert error fixed
150
151 2011-12-23 lttng-tools 2.0-pre16
152 * Per-user lttng-sessiond now fully functionnal
153 * Fix nested double usage of hashtable iterators
154 * Support creds passing between lttng and sessiond
155 * Rename sessiond internal "uid" fields to "id"
156 * Create all trace directories and files with client user credentials
157 * Create output directory at session creation command
158 * Only allow the user or group owning the session (or root) to control a session
159 * Add disable kernel tracing option to sessiond
160
161 2011-12-13 lttng-tools 2.0-pre15
162 * (MAJOR) User-space tracing support for global domain (lttng-ust 2.0)
163 * UST consumer 32/64 bit support
164 * Multiple bug fixes
165 * Multiple segfault, race and double lock fixes
166 * API change for lttng_list_domains, lttng_start/stop and lttng_destroy
167 * UST loglevel support
168 * ABIs now support 256 char event names
169 * Dependency on libpopt >= 1.13
170 * Dependency on URCU >= 0.6.7
171 * Rename kernel-ctl.c/.h to kernel.c/.h
172 * Change malloc to zmalloc in lttng-sessiond code
173 * RCU hashtable support for all UST data structure
174 * New libconsumer for UST, kernel and one generic
175 * Change "--all" option from lttng command line
176 * Remove function entry option to discourage its use
177
178 2011-09-30 lttng-tools 2.0-pre14
179 * Syscall tracing support
180 * Multiple bug fixes (nothing critical)
181 * Add userspace RCU hash table to tree for dev
182 * Update UST ABI
183 * Fix epoll that did not handle EINTR
184 * Liburcu >= 0.6.5 is needed from this release
185 * Enabling all events also enable syscall tracing
186 * Debug messages are now on stderr
187 * Add basic data structure for UST support but not ready yet.
188
189 2011-08-25 lttng-tools 2.0-pre13
190 * Memory leaks fixes and double lock list
191 * Add UST registration with sychronisation
192 * Use poll/epoll compatibility layer for the sessiond
193 * Major code cleanup of ltt-sessiond/main.c
194 * Increase listen() connexion limit
195 * Fix bad enable-channel command
196 * Rename trace.c/.h to trace-kernel
197 * Multiple fixes on the poll management with the new epoll API
198
199 2011-08-25 lttng-tools 2.0-pre12
200 * Multiple fixes
201 * Fix kconsumerd handling custom channel output
202 * Add lttng_register_consumer to register a custom consumer
203 * Add multiples tests of the session daemon
204 * Default kernel channel size/number changed
205 * Support for UST application registration
206 * Import LTTng UST 2.0 ABI
207 * Send data to kconsumerd before tracing start
208 * Export API of lib kernel consumer (liblttngkconsumerd)
209
210 2011-08-12 lttng-tools 2.0-pre11
211 * New lttng API using the lttng_handle
212 * Multiple fixes of kernel consumer
213 * Register the consuming function and add a library context
214 * Kernel consumer fix mmap/munmap
215 * lttng-sessiond-comm header has been privatize
216 * Kernel traces are written in the kernel/ directory
217 * Add underscore to enable-channel command options
218
219 2011-07-29 lttng-tools 2.0-pre6
220 * Fix enable multiple events
221 * Add function entry feature
222
223 2011-07-28 lttng-tools 2.0-pre5
224 * Fix Add context command
225 * Fix auto session path creation
226 * Fix bad strncmp at channel creation
227
228 2011-07-23 lttng-tools 2.0-pre4
229 * Fix kprobe attributes
230 * Fix channel creation when not found at event enable
231 * Add safe list iteration
232 * Add two tests into the git tree
233 * Kernel consumer can be put in debug mode with -vv
234 * Trace path is now created on the client side
235
236 2011-07-23 lttng-tools 2.0-pre3
237 * Fix perf hw cache counter config values
238
239 2011-07-22 lttng-tools 2.0-pre2
240 * Multiple fixes
241 * New add-context options for perf counter and context
242 * Using the install bin path from autotool for execl() call
243 * Update quickstart guide
244
245 2011-07-20 lttng-tools 2.0-pre1
246 * First prerelease of lttng-tools.
247 * Working with the LTTng v2.0-pre1 modules and Babeltrace v0.1
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