ChangeLog

   1 2011-03-14 ust 0.12
   2         * ARM support
   3         * Fix lots of low-level bugs, mostly courtesy of Mathieu and Yannick
   4         * Introduce new ustctl cli
   5         * API CHANGE!!! libustcmd renamed to libustctl
   6         * API CHANGE!!! libustctl now uses sockets instead of pids
   7         * Short signal names in scripts for busybox compatibility
   8
   9 2011-01-14 ust 0.11
  10         * Fix a serious bug in the newly introduced synchronized timer
  11         implementation.
  12         * Increase compatibility of an autoconf test
  13
  14 2011-01-14 ust 0.10
  15         * Run time check for lttng clock source providing synchronized
  16         timestamps
  17         * Rename of ustd and libustd to ust-consumerd and libustconsumer,
  18         remember to run ldconfig
  19
  20 2010-12-03 ust 0.9
  21         * Cleaned up namespace
  22         * Compatible with userspace-rcu version 0.5.2
  23         * Fixed a minor bug in a test
  24
  25 2010-10-26 ust 0.8
  26         * API CHANGE!!! Add data pointer to tracepoint probe
  27         void *data is always the first argument to a tracepoint probe
  28         * License LGPGv2.1 text and information added
  29         * Update COPYING file
  30         * Add TRACE_EVENT api proposal, not finalised
  31         NOT usable at this point. Only bound to a printf.
  32         ustctl command for listing trace event
  33         * Multiple fixes
  34         Compilation warnings
  35         Value and error handling
  36         Fix bugs introduce by prior commits
  37         Security fix (CVE-2010-3386)
  38         Add exit status for ustctl
  39         Change malloc to zmalloc for most of UST
  40         Remove unused code, syntax cleanup and consistency for markers
  41         * New UST internal communication protocol
  42         Add message headers
  43         Usage of epoll
  44         * New testcases
  45         * Try to decrease namespace pollution
  46         * Fix valgrind for sendmsg bug
  47         * tracectl destructor aware of fork
  48
  49 2010-08-16  ust 0.6
  50         * add ust strncpy interface for input robustness
  51         * multiple memory barrier fix
  52         * add libustd: contains the core functionality of ustd
  53         * add get/set commands for daemon socket path
  54         * fix cacheline aligned to use liburcu value
  55         * fix usage of custom probes: use trace_mark_tp
  56         * remove ltt_relay_buffer_flush function
  57         * add ustctl manpage: force-switch and get/set-sock-path
  58         * fix invalid array size and directory creation mode for ustd
  59
  60 2010-06-30  ust 0.5
  61         * add support for PowerPC 32 architecture
  62         * use clock_gettime(CLOCK_MONOTINIC) instead of gettimeofday()
  63         * add several tests
  64         * output test suite results in TAP format
  65         * add support for traced library unregistration (useful with dlclose())
  66         * add manpages
  67         * compile with -fno-strict-antialiasing
  68         * add support for channel overwrite and non-collection
  69         * update tracepoint api from kernel
  70         * fix various bugs and do various cleanups
  71         * improve documentation
  72
  73 2010-03-17  ust 0.4
  74         * remove dependency on libkcompat
  75         * use atomic ops from liburcu
  76         * libmallocwrap: rename to libustinstr-malloc
  77         * libinterfork: rename to libustfork
  78         * add a testsuite
  79         * add ustctl --get-subbuf-size and --get-subbuf-num
  80         * updates for compilation with gcc-4.4
  81         * remove periodical wakeup in listener thread
  82         * change benign warnings to debug messages, not to confuse users
  83         * ustd: fix destruction to free all file descriptors and memory
  84         * libust: close all file descriptors on close
  85         * remove periodical wakeup in daemon
  86         * code cleanups
  87
  88 ust 0.3
  89         * fix several issues, stabilizing tracing of large applications
  90         * add --set-subbuf-size / --set-subbuf-num options to ustctl
  91         * add a signal safe implementation of snprintf
  92
  93 ust 0.2
  94         * conversion of the buffering system to per-cpu
  95         * update to the liburcu 0.4 API
  96         * upgrade to trace format 2.6; the latest lttv may now be used
  97         * add support for clone() interception in libinterfork
  98         * port refactorings from the kernel tracer up to 0.173
  99         * enhancements/refactor of libustcomm
 100         * add sections in the manual about trace viewing and about tracing apps not linked to libust
 101         * debugging output is now enabled by adding -DUST_DEBUG to the CFLAGS
 102         * usttrace: change ustd socket name to ustd-sock-PID
 103         * change app socket directory name for something more descriptive (/tmp/ust-app-socks)
 104         * code cleanups
 105         * various bug fixes