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