Version 2.7.4
[lttng-modules.git] / ChangeLog
CommitLineData
a310ebbc
MD
12016-05-20 (Bike-to-Work Day) LTTng modules 2.7.4
2 * Fix: ring buffer: honor switch parameter type in remote switch
3 * Fix: only flush non-metadata channels
4 * Fix: don't perform extra flush on metadata channel
5 * Fix: flush empty packets on snapshot channel
6 * Fix: do not generate packet at destroy after stop
7 * Fix: compat ioctl for flush/get metadata version
8 * Fix: ctf_string() should handle NULL pointers
9 * Fix: add modules target to base Makefile
10 * Fix: make clean does not include dot-config
11 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
12 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
13 * Fix: integer endianness metadata generation
14 * Fix: endianness of integers received by filter
15
5362a1f2
MD
162016-04-26 LTTng modules 2.7.3
17 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
18 * Fix: RHEL kernel 3.10.0-327.13.1 compat
19 * Fix: ctf_user_integer should not trigger page fault
20 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
21 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
22 * Fix: Remove dead code from filter interpreter
23 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
24 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
25 * Fix: use of uninitialized ret value in lttng_abi_create_event
26 * Fix: kmem instrumentation: remove unused gfpflags.h include
27 * Fix: 4.6 kernel: use in_compat_syscall
28 * Fix: use BUG_ON instead of accessing array subscript above array bounds
29 * Fix: Add granularity to RHEL kernel version checks
30
4873090f
MD
312016-03-09 LTTng modules 2.7.2
32 * Fix: filter interpreter with userspace strings
33 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
34 * Fix: format address fields as hexadecimal
35 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
36 * Fix: system call instrumentation overrides
37 * Fix: page_alloc wrapper incorrect parenthesis
38 * Fix: add missing versions and init call for page_alloc wrapper
39 * Fix: Define lttng-tracer metadata only once
40 * Fix: handle negative clock offset
41 * Fix: sched instrumentation for 4.1-rt11
42 * Add RT patch version macros
43 * Fix: Ubuntu kernel range for block_rq_complete
44 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
45 * Fix: update vmscan instrumentation for kernel 4.5
46 * Fix: check reference counts for overflow
47 * Fix: RHEL 7.2 scsi instrumentation
48 * Fix: RHEL 7.2 kvm instrumentation
49
45e0ebd9
MD
502016-01-05 LTTng modules 2.7.1
51 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
52 * Fix: update sched instrumentation for kernel 4.4.0
53 * Fix: instrumentation: v4lv2 missing include
54 * Fix: header size larger than 256 bytes
55 * Fix: tracepoint listing misses last loaded probe
56 * Fix: lttng trace-clock needs to disable preemption
57
1f7d83a8
MD
582015-09-24 LTTng modules 2.7.0
59 * Fix: writeback instrumentation update for 4.3 Linux kernel
60 * Fix: update sched wakeup instrumentation for 4.3 kernel
61 * Fix: lttng-test build failure for kernels < 3.0
62
e997e7f6
MD
632015-09-09 LTTng modules 2.7.0-rc2
64 * Use 3.18 syscall instrumentation for MIPS32
65 * Update the MIPS32 syscall instrumentation to 3.18
66 * Fix: Move pipe override to the arch specific pointers_override.h
67 * Implement lttng test module
68 * Cleanup: remove logically dead code
69 * Fix: filter validator use after free
70 * Fix: use after free in channel release
71 * Fix: non-enabler events should be disabled by default
72 * Fix: build failure on 2.6.36
73 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
74 * Fix: writeback instrumentation for 4.2 kernels
75 * Fix: kmem probe with Ubuntu 3.13 kernels
76 * Fix: disable kvm probe if lapic.h isn't found
77 * Fix: timer instrumentation for 4.2 kernels
78 * Fix: ext4 instrumentation for 4.2 kernels
79 * Fix: kvm instrumentation for 4.2 kernels
80 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
81 * Fix: allow LTTng to be built within kernel tree
82
832015-07-15 LTTng modules 2.7.0-rc1
f3586d94
MD
84 * Fix: Building the event list fails on fragmented memory
85 * Fix: use after free on metadata cache reallocation
86 * Fix: version checks for kernel 4.0
87 * Fix: Incorrect Ubuntu kernel patchlevel
88 * Fix: cpu-id context should use int type
89 * Implement cpu-id context
90 * Implement cpu_id context for filtering
91 * Fix: context printk mismatch on error
92 * Cleanup: misleading comment about deferrable timer
93 * Fix: arm-32 build
94 * Fix: Update kmem event for Ubuntu's 3.16 kernel
95 * Fix: RHEL 7.1 block instrumentation
96 * Fix: add RHEL version macros
97 * Fix: add missing parenthesis in ubuntu version check
98 * Fix: remove regmap instrumentation for kernels < 4.1
99 * Fix: Update kmem event for recent Ubuntu kernel
100 * Fix: missing statedump end event when block device listing available
101 * Fix: don't generate incorrect macros for debian/ubuntu version check
102 * Revert "Fix: build against Ubuntu kernels"
103 * Fix: build against Ubuntu kernels
104 * Add namespace info in sched_fork and statedump
105 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
106 * Fix: printk instrumentation: remove "condition" tracepoints
107 * Fix: regmap build against kernel 4.0 kernel headers
108 * Add mmu_valid_gen field to mmutrace events
109 * Fix: add missing x86 mmutrace kernel header include
110 * Fix: x86 mmutrace event extra field for kernels >= 3.11
111 * Fix: remove execute flag from kvm.h file
112 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
113 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
114 * Fix: 4.1-rc1 Linux build and regmap instrumentation
115 * Fix: don't clash with older Debian kernel versions
116 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
117 * Fix: discover Debian API
118 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
119 * Fix: atomic.h wrapper for kernels < 2.6.37
120 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
121 * Fix: add missing types.h include for older kernels
122 * Fix: add hlist lttng wrappers
123 * Fix: add struct file_handle forward declaration
124 * Fix: string length calculation reversed user vs kernel args
125 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
126 * Fix: add lttng rcu wrapper to allow tracing RCU
127 * Fix: double-unlock of session mutex
128 * Fix: check that class and instance prototype match
129 * Fix: lttng-events.h check function takes void
130 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
131 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
132 * Fix: Include utsrelease.h in lttng-kernel-version.h
133 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
134 * Fix: old kernels need module.h included before vermagic.h
135 * Fix: net instrumentation for kernels 2.6.39 and below
136 * Fix: version condition in makefile
137 * Implement wrapper around get_pfnblock_flags_mask
138 * Be more restrictive in provider name check
139 * Fix: net instrumentation namespacing
140 * Fix: compaction instrumentation namespacing
141 * Fix: Support 4.x kernel versions in Makefile
142 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
143 * Fix: add missing module.h include to lttng-probe-user.c
144 * Fix: use lttng hlist wrapper in wildcard and filter
145 * Fix: namespace asoc and kmem instrumentation
146 * Fix: update instrumentation after wildcard rebase
147 * Fix: lttng_abi_syscall_list does not need to be exported
148 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
149 * Remove now unused syscalls.h from lttng-modules
150 * Filter: start with enabler "disabled"
151 * Fix coverity warning about sizeof(void **) != sizeof(void *)
152 * Fix length type and text sequence base
153 * Fix: TP_FIELDS: add missing headers
154 * Migrate syscall instrumentation to TP_FIELDS
155 * Migrate tracepoint instrumentation to TP_FIELDS
156 * Implement filtering infrastructure
157 * syscall wildcards: apply syscall filtering
158 * Implement syscall wildcard support
159 * Implement tracepoint wildcard support
160 * Namespace all tracepoints
161 * Implement list.h wrapper for hlist in older kernels
162 * Implement listing of pid tracker content
163 * Implement PID tracking
164 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
165 * Fix: update writeback instrumentation for kernel 4.0+
166 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
167 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
168 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
169 * Fix: missing parenthesis in offset_align_floor
170 * Fix: implement time.h wrapper for FD_ISSET
171 * Fix: update sched instrumentation for 3.19+ kernels
172 * Fix: update rcu instrumentation for 3.19+ kernels
173 * Fix: update scsi instrumentation for 3.19+ kernels
174 * Fix: update module instrumentation for 3.19+ kernels
175 * Fix: Add f_dentry wrapper for 3.19+ kernels
176 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
177 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
178 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
179 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
180 * Conditional compilation introduced by lttng-modules commit
181 * Fix: compaction instrumentation update for 3.14.x stable kernels
182 * Fix: context alignment not properly handled
183 * Fix compilation on Linux kernel >= 3.18.0
184 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
185
af991434
MD
1862014-10-20 LTTng modules 2.6.0-rc1
187 * Expose lttng-modules ABI version ioctl
188 * Fix: syscall list ioctl number conflict
189 * lttng-modules: fix build for non-x86
190 * Fix: syscall listing of session
191 * Print build warning when writeback probe is disabled
192 * Add atomic.h wrapper for before/after atomic
193 * Fix compilation on Ubuntu 14.10
194 * Fix: export name as text array in writeback
195 * Cleanup: remove unused trace_clock_read32()
196 * Use 3.17 ktime_get_mono_fast_ns() new API
197 * Check for stale version.h files
198 * Fix: compile lttng_statedump_process_ns on Ubuntu
199 * Reverse version check logic in lttng_statedump_process_ns
200 * Fix block_rq_complete TP on Ubuntu kernel
201 * Introduce macros to check Ubuntu kernel version
202 * Sync writeback tracepoints from mainline
203 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
204 * Fix: hander negative get_syscall_nr return value
205 * Fix: statedump: close_on_exec flag backward compat
206 * Fix instrumentation of vmscan for older kernels
207 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
208 * Fix: syscall listing: handle "enable all syscall"
209 * Fix: don't allow disabling syscalls when none are enabled
210 * Fix: syscall: fail disable all if all already disabled
211 * Fix: syscall filtering: NULL pointer deref
212 * Cleanup: list syscall without syscall_entry prefix
213 * Fix: syscall_list_show NULL pointer deref
214 * implement syscall mask getter
215 * Cleanup: lttng-abi.h coding style
216 * syscall listing: show syscall ID
217 * Allow events with same name to be enabled for each channel
218 * ABI: use enable a syscall ABI field name
219 * Implement syscall listing
220 * Fix: tracepoint list anonymous file name
221 * Fix: syscall filtering: disable all syscalls
222 * syscall tracing: input/output parameter handling for all arch
223 * lttng-get-syscall-inout.sh depends on bash
224 * Fix generate syscall header script: add missing escape char
225 * syscall instrumentation: handle copy_from_user return value
226 * Rename LTTng syscall instrumentation macros
227 * Rename LTTng instrumentation macros
228 * Extract input/output arguments from accept and connect syscalls
229 * syscall: extract pipe and pipe2 output args
230 * Remove sys_ prefix from syscall names
231 * System call inout/output arg processing
232 * Update syscall inout table
233 * Add syscall inout table
234 * Extract syscall exit ret value on x86 32/64
235 * Extract system call exit return value
236 * Syscall filtering: apply to syscall exit
237 * System call filtering
238 * asoc.h: fix build with v3.17 kernel
239 * Fix: lttng-modules teardown NULL pointer OOPS
240 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
241 * Modernize README using Markdown
242 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
243 * Add cscope to gitignore
244 * Update kvm instrumentation: compile on 3.17-rc1
245 * Update statedump to 3.17 nsproxy locking
246 * Fix: noargs probes should calculate alignment and event length
247 * Update compaction instrumentation to 3.16 kernel
248 * Update vmscan instrumentation to 3.16 kernel
249
789fd1d0
MD
2502014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
251 * (no change)
252
37cbcd7c
MD
2532014-06-27 LTTng modules 2.5.0-rc2
254 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
255 * Fix: statedump handle oom case, handle errors
256 * Fix: correct typo in kernel version number
257 * Fix: blktrace instrumentation for backported branches
258 * Fix: statedump block devices OOPS
259
0d979364
MD
2602014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
261 * Add TID field to some block_* events
262 * Fix: refuse overwrite mode buffers with less than two subbuffers
263 * Fix: lttng modules system call generation script
264 * Dump FD flags and mode on state dump
265 * Fix: incorrect rwbs field type in block_bio_queue
266 * Fix: blktrace instrumentation for v3.2.58+ stable branch
267 * Fix: pass proper args when writing commit counter
268 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
269 * Fix: allow racy tracepoint string input from kernel and userspace
270 * Statedump event for block devices
271 * Fix: update v4l2 instrumentation to 3.15 kernel
272 * Fix: ext4 update instrumentation to 3.15 kernel
273 * Fix: update block instrumentation to 3.15 kernel
274 * Fix: module instrumentation: update to 3.15 kernel
275 * Adapt to 3.15 tracepoint API
276 * Kernel 3.15 don't define map unmap for pipe
277 * Fix: add missing module version in v4l2 probe
278 * Add V4L2 instrumentation
279 * Fix: rcu instrumentation: add const qualifier to char pointers
280 * Fix: add missing module version information
281 * Use kernel 3.13 syscall tables for MIPS32
282 * Add MIPS32 syscalls extracted from a 3.13 kernel
283 * Fix: block instrumentation: < 3.14 don't have bi_iter
284 * Fix: update btrfs instrumentation to kernel 3.14
285 * Fix: update block layer instrumentation to kernel 3.14
286 * Fix: remove __exit annotation
287 * Fix file permissions for lttng-statedump-impl.c
288 * LTTng logger ABI
289
fb2c3779
MD
2902014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
291 * Fix: load state dump even if work-around lookup fails
292 * Cleanup: fix comment
293 * Fix: correctly version kvm events to build against v3.0 kernel
294 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
295
4be86211
MD
2962014-02-14 LTTng modules 2.4.0-rc4
297 * Fix: use after free in ring buffer clients
298 * Fix: Add statedump exit so module is not permanent
299 * Cleanup: move callback init to static initialization
300 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
301
00808267
MD
3022014-01-29 LTTng modules 2.4.0-rc3
303 * Fix: tracepoint event name mapping at unregister
304 * Fix: tracepoint name remapping
305 * Fix: enable event error path memory corruption
306 * Update kvm instrumentation to Linux 3.13
307 * Update sched instrumentation to Linux 3.13
308 * Fix: provide more precise error report for enable event
309 * Fix: quote event name in metadata
310 * Add version info to lttng-tracer.ko modinfo
311
0aa12233
MD
3122013-12-10 LTTng modules 2.4.0-rc2
313 * Fix: client_packet_header() uses wrong packet
314 * Cleanup: fix typo in ring buffer backend comment
315 * Fix: handle unknown event type parameter
316 * Fix: eliminate timestamp overlap between packets
317 * gcc blacklist: only apply when building with gcc
318 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
319
223ca7c5
MD
3202013-11-15 LTTng modules 2.4.0-rc1
321 * Update ext4 instrumentation to Linux 3.12
322 * Update RCU instrumentation to Linux 3.12
323 * Update btrfs instrumentation to 3.12 kernel
324 * Update vmscan instrumentation to Linux 3.12
325 * update: kmem instrumentation 3.12 kernel support
326 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
327 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
328 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
329 * Add new tracepoint in KVM
330 * Blacklist kernels 3.10.13 and 3.11.2
331 * LTTng trace-clock: shrink kernel blacklist
332 * Metadata flush writes data from the cache
333 * Per-stream ioctl to get the current timestamp
334 * LTTng ringbuffer ABI calls for index generation
335 * Prepare LTTng override of ring buffer fops
336 * Blacklist Linux kernels 3.10+
337
78c8710b
MD
3382013-09-03 LTTng modules 2.3.0
339 * Fix: metadata stream should not reference session
340 * Fix: btrfs: support 3.11 Linux kernel
341 * statedump: remove KERN_DEBUG messages
342 * Fix: ext4: add missing tracepoints for 3.11 kernel
343 * Fix: ext4: Linux 3.11 support
344 * Fix: ext3: 3.11 Linux support
345 * Fix: statedump nsproxy 3.11 Linux support
346
cf7ae3e6
MD
3472013-08-30 LTTng modules 2.3.0-rc2
348 * Fix: metadata lttng channel refcount
349 * README: lttng-modules incompatible with lttng 0.x patchset
350
54207845
MD
3512013-07-17 LTTng modules 2.3.0-rc1
352 * Fix: kvm x86 probes side-effect
353 * Fix: allow get/put subbuf in loop for metadata stream
354 * Add support for kvm x86 specific tracepoints
355 * Add mainline headers for kvm x86 tracepoints
356 * Remove old 3.0.4 x86-64 extracted syscall info
357 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
358 * Add syscalls extracted files from a 3.10-rc7 kernel
359 * Improve documentation of the syscall extractor script
360 * Fix: double length of __dynamic_len array
361 * Fix printk instrumentation
362 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
363 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
364 * Fix: SWITCH_FLUSH new sub-buffer checks
365 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
366 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
367 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
368 * Fix: handle writes of length 0
369 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
370 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
371 * print warning and return -EBUSY on double get_subbuf()
372 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
373 * Fix: don't do 0 byte event reservation
374 * Document that payload size need to be greater than 0
375 * Fix build and load against linux-2.6.33.x
376 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
377 * Metadata cache and multiple metadata channels
378 * fix block instrumentation probe signature mismatch for 3.9.x kernels
379 * fix: block instrumentation: NULL pointer dereference
380 * Update rcu instrumentation to 3.9.[0-4]
381 * Fix CPU hotplug section mismatches
382 * Add system calls definitions for powerpc-32
383 * Remove bashism in lttng-syscalls-generate-headers.sh
384 * Update ARM (32 bit) syscall tracepoints to 3.4
385
88c5f61b
MD
3862013-05-09 LTTng modules 2.2.0-rc2
387 * Remove useless lttng_metadata probe
388 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
389 * Fix: 3.9.0 block layer instrumentation build
390 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
391 * Stop build if CONFIG_TRACEPOINTS is not set
392 * Add comments to endifs.
393 * Fix: remove ARM set_tls system call override
394 * Cleanup: arm sys_mmap whitespace
395 * Clean up using global_dirty_limit wrapper for writeback probe
396
78062c79
MD
3972013-03-29 LTTng modules 2.2.0-rc1
398 * Update README
399 * Fix: vmscan instrumentation build
400 * writeback instrumentation: remove duplicated structures
401 * block: update instrumentation to 3.9 rc kernel
402 * rcu: update to 3.9 rc kernel instrumentation
403 * workqueue instrumentation: remove duplicated structures
404 * Rename odd event names
405 * Introduce API to remap event names exposed by LTTng
406 * lttng-module: sched.h: Fix compilation on 3.9 kernel
407 * Fix Linux 3.8 btrfs probe warning
408 * Fix Linux 3.8 ext4 probe support
409 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
410 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
411 * instrumentation sched: add missing fork pid info
412 * Fix check in lttng_strlen_user_inatomic
413 * instrumentation: sync with Linux commit a1ce392
414 * Fix: statedump: missing locking, use lttng_iterate_fd
415 * Implement lttng_iterate_fd wrapper
416 * Instrumentation cleanup: kmem events should print hex pointers
417 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
418 * Fix: statedump hang/too early completion due to logic error
419 * Fix: statedump hang due to incorrect wait/wakeup use
420 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
421 * wrapper/perf.h: Fix kernel version condition
422 * Add new kernel probes instrumentation
423 * Update kernel probes to more detailed match to kernel versions
424 * Fix possible kernel build errors with linux-patches
425 * Add missing MIT license text to 3 files under this license
426 * Update sites using kernel version checking macro to new range
427 * Make upper bound of kernel version checking macro exclusive
428 * sock instrumentation: fix fields to get referenced values
429 * ext3 instrumentation: fix of assignment code conversion
430 * sched instrumentation: rename "pid" fields in sched_process_exec
431 * Remove remaining semicolons in TP_fast_assign blocks
432 * Fix compilation for 3.0 kernels that are named 2.6.40
433 * Fix compilation for 3.0 branch (>= 3.0.39)
434 * Add kernel version checking macro
435 * Remove semicolons in TP_fast_assign blocks
436 * Add ifdefs to net probe to support Linux 2.6.39
437 * Add kernel probes for supplementary subsystems
438 * Check if interrupt action name is not null in statedump
439 * Fix exec instrumentation: only for kernels 3.4.0 and higher
440 * Add TRACE_EVENT(sched_process_exec) to sched.h
441 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
442 * Fix warning with 3.6.0 kernel
443 * ABI with support for compat 32/64 bits
444 * Perform calculation on bit size in 64-bit
445 * Use uint64_t for packet header content size and packet size
446 * Fix: compat layer only on supported architectures
447 * Fix ring buffer 32/64 bits compat
448 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
449 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
450 * Fix: statedump missing check for NULL namespace
451
7cb1d0ee
MD
4522012-09-10 LTTng modules 2.1.0-rc1
453 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
454 * Support for linux kernels 2.6.32 through 2.6.37
455 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
456 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
457 * Add env hostname information
458 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
459 * lttng_statedump_process_state for each PID NS
460 * Support the hostname context
461 * Fix: statedump namespaced pid, tid and ppid
462 * Fix: statedump: disable vm maps enumeration
463 * Fix: ensure userspace accesses are done with _inatomic
464 * Fix: vppid context should test for current nsproxy
465 * Add MIPS system call support
466 * Change mode of lttng-syscalls-generate-headers.sh to 755
467 * cleanup: fix typo in syscall instrumentation header
468 * Cleanup: remove trailing whitespace in README
469 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
470 * LTTng: probe-statedump: add #include <linux/sched.h>
471 * fix: signal_generate event should print utf8 for comm field
472 * Makes write operation a parameter for tp_memcpy macro
473 * Add coding style document
474 * Update instrumentation/events README file
475 * Add makefile target for preprocessor
476 * Fix: free_event_id check should compare unsigned int with -1U
477 * Use unsigned long type for events discarded counter
478 * Fix: update signal instrumentation for 3.4 kernel
479 * LTTng Modules ARM syscall instrumentation
480 * Fix: generate header missing echo -e for escape chars
481 * Fix: add missing uaccess.h include (for ARM)
482 * README: Document that CONFIG_MODULES is required
483 * Fix: README typo
484 * Fix: document required and optional kernel config options in README
485
d2a9270f
MD
4862012-03-29 LTTng modules 2.0.1
487 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
488
4892012-03-20 LTTng modules 2.0.0
730e5783
MD
490 * First STABLE version
491 * Add version name
492
63be4822
MD
4932012-03-20 LTTng modules 2.0.0-rc4
494 * Update README and add version name place-holder
495
1bca821c
MD
4962012-03-16 LTTng modules 2.0.0-rc3
497 * Fix clock offset 32-bit multiplication overflow
498 * Fix : wrong assign of fd in state dump
499 * License cleanup, ifdef namespace cleanup
500 * Fix: ensure power of 2 check handles 64-bit size_t entirely
501
4d1704b6
MD
5022012-03-02 LTTng modules 2.0.0-rc2
503 * Fix: dmesg printout should not print metadata warnings
504 * Fix: use transport name as channel name
505 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
506
f66cbcc8
MD
5072012-02-20 LTTng modules 2.0.0-rc1
508 * Standardize version across toolchain
509 * statedump: Use old macro name for kernel 2.6.38
510
2646f1db
MD
5112012-02-16 LTTng modules 2.0-pre15
512 * Add timer instrumentation
513 * fix: need to undef mainline define
514 * fix: Include signal.h instead of irq.h for prototype match check
515 * Add signal instrumentation
516
3e8b3fb8
MD
5172012-02-16 LTTng modules 2.0-pre14
518 * syscall tracing: sys_getcpu
519 * Add sys_clone x86 instrumentation
520 * statedump: fix include circular dep
521 * Implement state dump
522
ed5a7a8f
MD
5232012-02-09 LTTng modules 2.0-pre13
524 * Update README
525 * environment: write sysname, release, version, domain to metadata
526 * Allow open /proc/lttng for read & write
527
497051bd
MD
5282012-02-02 LTTng modules 2.0-pre12
529 * Add x86 32/64 execve syscall instrumentation override
530 * Remove unused defines
531 * Add padding to ABI
532 * Use LTTNG_KERNEL_SYM_NAME_LEN
533 * Update version to 1.9.9
534 * Add missing double-quotes to clock uuid
535 * clock: read bootid as clock monotonic ID
536 * Fix comment
537 * Cleanup comment
538 * clock: output clock description in metadata
539 * Properly fix the timekeeping overflow detection
540 * Fix init bug
541 * rename lib-ring-buffer to lttng-lib-ring-buffer
542 * Remove #warning
543 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
544 * Update TODO
545 * Update TODO
546 * Remove debugfs file (keep only proc file)
547 * Rename lttng-debugfs-abi files to lttng-abi
548
4d3e89e3
MD
5492011-12-13 LTTng modules 2.0-pre11
550 * Fix OOPS caused by reference of config pointer
551 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
552 * lttng lib: ring buffer move null pointer check to open
553 * lttng lib: ring buffer remove duplicate null pointer
554 * lttng lib: ring buffer: remove stale null-pointer
555 * lttng wrapper: add missing include to kallsyms wrapper
556 * lttng: cleanup one-bit signed bitfields
557 * Add TODO file
558 * Update symbol name length max size to 256
559 * Fix last modifications to string_from_user operations
560 * Document that depmod needs to be executed by hand
561 * Fix strlen_user fault space reservation
562 * Fix tp_copy_string_from_user handling of faults
563 * Disable block layer tracing support for kernels < 2.6.38
564 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
565 * Update trace clock warning to match the current development plan
566 * ringbuffer: make ring buffer printk less verbose
567 * Makefile: do not run depmod manually
568
e2222c2e
MD
5692011-09-30 LTTng modules 2.0-pre10
570 * x86-32: override sys_mmap syscall instrumentation
571 * Fix cast warning
572
bfb508ed
MD
5732011-09-29 LTTng modules 2.0-pre9
574 * x86 32 syscalls: fix !CONFIG_UID16
575 * Use __string_from_user
576 * Add __string_from_user
577 * Rename "comm" context to "procname"
578 * Fetch "type" name field for mount syscall
579 * Create common override file for all architectures
580 * Shrink stack size usage
581 * Cleanup: remove unused lttng-compat-syscalls.c file
582 * Support detailed compat syscalls on x86_64
583 * Fix syscall table
584 * Add disabled compat syscalls detail (work in progress)
585 * Add config compat support for detailed x86_32 syscalls
586 * Handle newer 3.1+ perf API
587 * Add dummy x86-32 override headers
588 * Bind x86-32 syscall headers
589 * Add x86-32 syscall headers
590 * Add check for KALLSYMS_ALL in syscall extraction script
591 * Automate string extraction for syscalls
592 * Automate syscall filename/pathname extraction
593 * Add exit to ring_buffer_frontend so module is unloadable
594 * Add sys_open filename (x86_64)
595 * Add missing memcpy callback
596 * copy_from_user and memset
597 * Add missing alignment after header write
598 * lib ring buffer: add frontend init as module_init
599 * lib ring buffer frontend: add missing lock initialization
600 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
601 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
602 * Create override for sys_mmap
603 * Rename syscalls -> syscall in LTTng ABI
604 * Use different event name for compat syscalls
605 * Allow trace syscall table override
606 * Add dummy override files
607 * syscall detail: add override capability
608 * Add pointer pretty-print heuristics
609 * Add __field_hex
610 * Rename sys exit errno into ret
611 * Enable detailed syscalls only for native x86_64
612 * Use "unknown" for compat syscalls
613 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
614 * Fix syscall exit
615 * Fix sys exit
616 * Only enable detailed syscalls for x86_64 for now
617 * Merge unknown syscall method with extended detail method
618 * Add underscore prefix before event names
619 * Add syscalls pointers detailed syscall tracing
620 * Use perl for regexp
621 * Support generation of syscall probes for those with pointers
622 * Support detailed syscalls with 0 arguments
623 * detailed syscall tracing (work in progress)
624 * Expose /proc/lttng file
625 * Implement detailed syscall event probe
626 * Disable perf build for < 2.6.33 kernels
627 * Syscall detail mode: generate syscall table
628 * block instrumentation: write cmd as hex sequence
629 * lttng-events TRACE_EVENT generator cleanup
630 * block layer instrumentation: fix cmd field
631 * Remove 0 args syscalls for now from type-aware syscall cb generator
632 * Generate trace syscall table macros
633 * Put syscall tracing without arg types back in place
634 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
635 * lttng events probes: don't clash with "ctx" variable name
636 * lib ring buffer must take private pointer copy before decrementing refcount
637
47655e60
MD
6382011-08-16 LTTng modules 2.0-pre8
639 * Fix metadata buffer wait/wakeup
640
99a93317
MD
6412011-08-12 LTTng modules 2.0-pre7
642 * Add missing module refcount to lttng_tracepoint_list_fops
643 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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