X-Git-Url: http://git.lttng.org/?p=lttng-ust.git;a=blobdiff_plain;f=ChangeLog;h=2389a869609833c0a34130609b293719affbb799;hp=84d326e638207eed07cfe450a0d84447567837e6;hb=29865d1ccafc065d07e0de67b196790ed36ab396;hpb=9b24f3104ee7166b98e876a54342c411f68763e9 diff --git a/ChangeLog b/ChangeLog index 84d326e6..2389a869 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,81 +1,199 @@ -2010-10-26 ust 0.8 - * API CHANGE!!! Add data pointer to tracepoint probe - void *data is always the first argument to a tracepoint probe - * License LGPGv2.1 text and information added - * Update COPYING file - * Add TRACE_EVENT api proposal, not finalised - NOT usable at this point. Only bound to a printf. - ustctl command for listing trace event - * Multiple fixes - Compilation warnings - Value and error handling - Fix bugs introduce by prior commits - Security fix (CVE-2010-3386) - Add exit status for ustctl - Change malloc to zmalloc for most of UST - Remove unused code, syntax cleanup and consistency for markers - * New UST internal communication protocol - Add message headers - Usage of epoll - * New testcases - * Try to decrease namespace pollution - * Fix valgrind for sendmsg bug - * tracectl destructor aware of fork - -2010-08-16 ust 0.6 - * add ust strncpy interface for input robustness - * multiple memory barrier fix - * add libustd: contains the core functionality of ustd - * add get/set commands for daemon socket path - * fix cacheline aligned to use liburcu value - * fix usage of custom probes: use trace_mark_tp - * remove ltt_relay_buffer_flush function - * add ustctl manpage: force-switch and get/set-sock-path - * fix invalid array size and directory creation mode for ustd - -2010-06-30 ust 0.5 - * add support for PowerPC 32 architecture - * use clock_gettime(CLOCK_MONOTINIC) instead of gettimeofday() - * add several tests - * output test suite results in TAP format - * add support for traced library unregistration (useful with dlclose()) - * add manpages - * compile with -fno-strict-antialiasing - * add support for channel overwrite and non-collection - * update tracepoint api from kernel - * fix various bugs and do various cleanups - * improve documentation - -2010-03-17 ust 0.4 - * remove dependency on libkcompat - * use atomic ops from liburcu - * libmallocwrap: rename to libustinstr-malloc - * libinterfork: rename to libustfork - * add a testsuite - * add ustctl --get-subbuf-size and --get-subbuf-num - * updates for compilation with gcc-4.4 - * remove periodical wakeup in listener thread - * change benign warnings to debug messages, not to confuse users - * ustd: fix destruction to free all file descriptors and memory - * libust: close all file descriptors on close - * remove periodical wakeup in daemon - * code cleanups - -ust 0.3 - * fix several issues, stabilizing tracing of large applications - * add --set-subbuf-size / --set-subbuf-num options to ustctl - * add a signal safe implementation of snprintf - -ust 0.2 - * conversion of the buffering system to per-cpu - * update to the liburcu 0.4 API - * upgrade to trace format 2.6; the latest lttv may now be used - * add support for clone() interception in libinterfork - * port refactorings from the kernel tracer up to 0.173 - * enhancements/refactor of libustcomm - * add sections in the manual about trace viewing and about tracing apps not linked to libust - * debugging output is now enabled by adding -DUST_DEBUG to the CFLAGS - * usttrace: change ustd socket name to ustd-sock-PID - * change app socket directory name for something more descriptive (/tmp/ust-app-socks) - * code cleanups - * various bug fixes +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.