Version 2.7.5
[lttng-modules.git] / ChangeLog
CommitLineData
22d844e9
MD
12016-10-03 (National Techies Day) LTTng modules 2.7.5
2 * Fix: handle large number of pages or subbuffers per buffer
3 * Fix: unregister cpu hotplug notifier on buffer alloc error
4
a310ebbc
MD
52016-05-20 (Bike-to-Work Day) LTTng modules 2.7.4
6 * Fix: ring buffer: honor switch parameter type in remote switch
7 * Fix: only flush non-metadata channels
8 * Fix: don't perform extra flush on metadata channel
9 * Fix: flush empty packets on snapshot channel
10 * Fix: do not generate packet at destroy after stop
11 * Fix: compat ioctl for flush/get metadata version
12 * Fix: ctf_string() should handle NULL pointers
13 * Fix: add modules target to base Makefile
14 * Fix: make clean does not include dot-config
15 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
16 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
17 * Fix: integer endianness metadata generation
18 * Fix: endianness of integers received by filter
19
5362a1f2
MD
202016-04-26 LTTng modules 2.7.3
21 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
22 * Fix: RHEL kernel 3.10.0-327.13.1 compat
23 * Fix: ctf_user_integer should not trigger page fault
24 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
25 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
26 * Fix: Remove dead code from filter interpreter
27 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
28 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
29 * Fix: use of uninitialized ret value in lttng_abi_create_event
30 * Fix: kmem instrumentation: remove unused gfpflags.h include
31 * Fix: 4.6 kernel: use in_compat_syscall
32 * Fix: use BUG_ON instead of accessing array subscript above array bounds
33 * Fix: Add granularity to RHEL kernel version checks
34
4873090f
MD
352016-03-09 LTTng modules 2.7.2
36 * Fix: filter interpreter with userspace strings
37 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
38 * Fix: format address fields as hexadecimal
39 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
40 * Fix: system call instrumentation overrides
41 * Fix: page_alloc wrapper incorrect parenthesis
42 * Fix: add missing versions and init call for page_alloc wrapper
43 * Fix: Define lttng-tracer metadata only once
44 * Fix: handle negative clock offset
45 * Fix: sched instrumentation for 4.1-rt11
46 * Add RT patch version macros
47 * Fix: Ubuntu kernel range for block_rq_complete
48 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
49 * Fix: update vmscan instrumentation for kernel 4.5
50 * Fix: check reference counts for overflow
51 * Fix: RHEL 7.2 scsi instrumentation
52 * Fix: RHEL 7.2 kvm instrumentation
53
45e0ebd9
MD
542016-01-05 LTTng modules 2.7.1
55 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
56 * Fix: update sched instrumentation for kernel 4.4.0
57 * Fix: instrumentation: v4lv2 missing include
58 * Fix: header size larger than 256 bytes
59 * Fix: tracepoint listing misses last loaded probe
60 * Fix: lttng trace-clock needs to disable preemption
61
1f7d83a8
MD
622015-09-24 LTTng modules 2.7.0
63 * Fix: writeback instrumentation update for 4.3 Linux kernel
64 * Fix: update sched wakeup instrumentation for 4.3 kernel
65 * Fix: lttng-test build failure for kernels < 3.0
66
e997e7f6
MD
672015-09-09 LTTng modules 2.7.0-rc2
68 * Use 3.18 syscall instrumentation for MIPS32
69 * Update the MIPS32 syscall instrumentation to 3.18
70 * Fix: Move pipe override to the arch specific pointers_override.h
71 * Implement lttng test module
72 * Cleanup: remove logically dead code
73 * Fix: filter validator use after free
74 * Fix: use after free in channel release
75 * Fix: non-enabler events should be disabled by default
76 * Fix: build failure on 2.6.36
77 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
78 * Fix: writeback instrumentation for 4.2 kernels
79 * Fix: kmem probe with Ubuntu 3.13 kernels
80 * Fix: disable kvm probe if lapic.h isn't found
81 * Fix: timer instrumentation for 4.2 kernels
82 * Fix: ext4 instrumentation for 4.2 kernels
83 * Fix: kvm instrumentation for 4.2 kernels
84 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
85 * Fix: allow LTTng to be built within kernel tree
86
872015-07-15 LTTng modules 2.7.0-rc1
f3586d94
MD
88 * Fix: Building the event list fails on fragmented memory
89 * Fix: use after free on metadata cache reallocation
90 * Fix: version checks for kernel 4.0
91 * Fix: Incorrect Ubuntu kernel patchlevel
92 * Fix: cpu-id context should use int type
93 * Implement cpu-id context
94 * Implement cpu_id context for filtering
95 * Fix: context printk mismatch on error
96 * Cleanup: misleading comment about deferrable timer
97 * Fix: arm-32 build
98 * Fix: Update kmem event for Ubuntu's 3.16 kernel
99 * Fix: RHEL 7.1 block instrumentation
100 * Fix: add RHEL version macros
101 * Fix: add missing parenthesis in ubuntu version check
102 * Fix: remove regmap instrumentation for kernels < 4.1
103 * Fix: Update kmem event for recent Ubuntu kernel
104 * Fix: missing statedump end event when block device listing available
105 * Fix: don't generate incorrect macros for debian/ubuntu version check
106 * Revert "Fix: build against Ubuntu kernels"
107 * Fix: build against Ubuntu kernels
108 * Add namespace info in sched_fork and statedump
109 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
110 * Fix: printk instrumentation: remove "condition" tracepoints
111 * Fix: regmap build against kernel 4.0 kernel headers
112 * Add mmu_valid_gen field to mmutrace events
113 * Fix: add missing x86 mmutrace kernel header include
114 * Fix: x86 mmutrace event extra field for kernels >= 3.11
115 * Fix: remove execute flag from kvm.h file
116 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
117 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
118 * Fix: 4.1-rc1 Linux build and regmap instrumentation
119 * Fix: don't clash with older Debian kernel versions
120 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
121 * Fix: discover Debian API
122 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
123 * Fix: atomic.h wrapper for kernels < 2.6.37
124 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
125 * Fix: add missing types.h include for older kernels
126 * Fix: add hlist lttng wrappers
127 * Fix: add struct file_handle forward declaration
128 * Fix: string length calculation reversed user vs kernel args
129 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
130 * Fix: add lttng rcu wrapper to allow tracing RCU
131 * Fix: double-unlock of session mutex
132 * Fix: check that class and instance prototype match
133 * Fix: lttng-events.h check function takes void
134 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
135 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
136 * Fix: Include utsrelease.h in lttng-kernel-version.h
137 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
138 * Fix: old kernels need module.h included before vermagic.h
139 * Fix: net instrumentation for kernels 2.6.39 and below
140 * Fix: version condition in makefile
141 * Implement wrapper around get_pfnblock_flags_mask
142 * Be more restrictive in provider name check
143 * Fix: net instrumentation namespacing
144 * Fix: compaction instrumentation namespacing
145 * Fix: Support 4.x kernel versions in Makefile
146 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
147 * Fix: add missing module.h include to lttng-probe-user.c
148 * Fix: use lttng hlist wrapper in wildcard and filter
149 * Fix: namespace asoc and kmem instrumentation
150 * Fix: update instrumentation after wildcard rebase
151 * Fix: lttng_abi_syscall_list does not need to be exported
152 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
153 * Remove now unused syscalls.h from lttng-modules
154 * Filter: start with enabler "disabled"
155 * Fix coverity warning about sizeof(void **) != sizeof(void *)
156 * Fix length type and text sequence base
157 * Fix: TP_FIELDS: add missing headers
158 * Migrate syscall instrumentation to TP_FIELDS
159 * Migrate tracepoint instrumentation to TP_FIELDS
160 * Implement filtering infrastructure
161 * syscall wildcards: apply syscall filtering
162 * Implement syscall wildcard support
163 * Implement tracepoint wildcard support
164 * Namespace all tracepoints
165 * Implement list.h wrapper for hlist in older kernels
166 * Implement listing of pid tracker content
167 * Implement PID tracking
168 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
169 * Fix: update writeback instrumentation for kernel 4.0+
170 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
171 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
172 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
173 * Fix: missing parenthesis in offset_align_floor
174 * Fix: implement time.h wrapper for FD_ISSET
175 * Fix: update sched instrumentation for 3.19+ kernels
176 * Fix: update rcu instrumentation for 3.19+ kernels
177 * Fix: update scsi instrumentation for 3.19+ kernels
178 * Fix: update module instrumentation for 3.19+ kernels
179 * Fix: Add f_dentry wrapper for 3.19+ kernels
180 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
181 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
182 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
183 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
184 * Conditional compilation introduced by lttng-modules commit
185 * Fix: compaction instrumentation update for 3.14.x stable kernels
186 * Fix: context alignment not properly handled
187 * Fix compilation on Linux kernel >= 3.18.0
188 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
189
af991434
MD
1902014-10-20 LTTng modules 2.6.0-rc1
191 * Expose lttng-modules ABI version ioctl
192 * Fix: syscall list ioctl number conflict
193 * lttng-modules: fix build for non-x86
194 * Fix: syscall listing of session
195 * Print build warning when writeback probe is disabled
196 * Add atomic.h wrapper for before/after atomic
197 * Fix compilation on Ubuntu 14.10
198 * Fix: export name as text array in writeback
199 * Cleanup: remove unused trace_clock_read32()
200 * Use 3.17 ktime_get_mono_fast_ns() new API
201 * Check for stale version.h files
202 * Fix: compile lttng_statedump_process_ns on Ubuntu
203 * Reverse version check logic in lttng_statedump_process_ns
204 * Fix block_rq_complete TP on Ubuntu kernel
205 * Introduce macros to check Ubuntu kernel version
206 * Sync writeback tracepoints from mainline
207 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
208 * Fix: hander negative get_syscall_nr return value
209 * Fix: statedump: close_on_exec flag backward compat
210 * Fix instrumentation of vmscan for older kernels
211 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
212 * Fix: syscall listing: handle "enable all syscall"
213 * Fix: don't allow disabling syscalls when none are enabled
214 * Fix: syscall: fail disable all if all already disabled
215 * Fix: syscall filtering: NULL pointer deref
216 * Cleanup: list syscall without syscall_entry prefix
217 * Fix: syscall_list_show NULL pointer deref
218 * implement syscall mask getter
219 * Cleanup: lttng-abi.h coding style
220 * syscall listing: show syscall ID
221 * Allow events with same name to be enabled for each channel
222 * ABI: use enable a syscall ABI field name
223 * Implement syscall listing
224 * Fix: tracepoint list anonymous file name
225 * Fix: syscall filtering: disable all syscalls
226 * syscall tracing: input/output parameter handling for all arch
227 * lttng-get-syscall-inout.sh depends on bash
228 * Fix generate syscall header script: add missing escape char
229 * syscall instrumentation: handle copy_from_user return value
230 * Rename LTTng syscall instrumentation macros
231 * Rename LTTng instrumentation macros
232 * Extract input/output arguments from accept and connect syscalls
233 * syscall: extract pipe and pipe2 output args
234 * Remove sys_ prefix from syscall names
235 * System call inout/output arg processing
236 * Update syscall inout table
237 * Add syscall inout table
238 * Extract syscall exit ret value on x86 32/64
239 * Extract system call exit return value
240 * Syscall filtering: apply to syscall exit
241 * System call filtering
242 * asoc.h: fix build with v3.17 kernel
243 * Fix: lttng-modules teardown NULL pointer OOPS
244 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
245 * Modernize README using Markdown
246 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
247 * Add cscope to gitignore
248 * Update kvm instrumentation: compile on 3.17-rc1
249 * Update statedump to 3.17 nsproxy locking
250 * Fix: noargs probes should calculate alignment and event length
251 * Update compaction instrumentation to 3.16 kernel
252 * Update vmscan instrumentation to 3.16 kernel
253
789fd1d0
MD
2542014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
255 * (no change)
256
37cbcd7c
MD
2572014-06-27 LTTng modules 2.5.0-rc2
258 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
259 * Fix: statedump handle oom case, handle errors
260 * Fix: correct typo in kernel version number
261 * Fix: blktrace instrumentation for backported branches
262 * Fix: statedump block devices OOPS
263
0d979364
MD
2642014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
265 * Add TID field to some block_* events
266 * Fix: refuse overwrite mode buffers with less than two subbuffers
267 * Fix: lttng modules system call generation script
268 * Dump FD flags and mode on state dump
269 * Fix: incorrect rwbs field type in block_bio_queue
270 * Fix: blktrace instrumentation for v3.2.58+ stable branch
271 * Fix: pass proper args when writing commit counter
272 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
273 * Fix: allow racy tracepoint string input from kernel and userspace
274 * Statedump event for block devices
275 * Fix: update v4l2 instrumentation to 3.15 kernel
276 * Fix: ext4 update instrumentation to 3.15 kernel
277 * Fix: update block instrumentation to 3.15 kernel
278 * Fix: module instrumentation: update to 3.15 kernel
279 * Adapt to 3.15 tracepoint API
280 * Kernel 3.15 don't define map unmap for pipe
281 * Fix: add missing module version in v4l2 probe
282 * Add V4L2 instrumentation
283 * Fix: rcu instrumentation: add const qualifier to char pointers
284 * Fix: add missing module version information
285 * Use kernel 3.13 syscall tables for MIPS32
286 * Add MIPS32 syscalls extracted from a 3.13 kernel
287 * Fix: block instrumentation: < 3.14 don't have bi_iter
288 * Fix: update btrfs instrumentation to kernel 3.14
289 * Fix: update block layer instrumentation to kernel 3.14
290 * Fix: remove __exit annotation
291 * Fix file permissions for lttng-statedump-impl.c
292 * LTTng logger ABI
293
fb2c3779
MD
2942014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
295 * Fix: load state dump even if work-around lookup fails
296 * Cleanup: fix comment
297 * Fix: correctly version kvm events to build against v3.0 kernel
298 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
299
4be86211
MD
3002014-02-14 LTTng modules 2.4.0-rc4
301 * Fix: use after free in ring buffer clients
302 * Fix: Add statedump exit so module is not permanent
303 * Cleanup: move callback init to static initialization
304 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
305
00808267
MD
3062014-01-29 LTTng modules 2.4.0-rc3
307 * Fix: tracepoint event name mapping at unregister
308 * Fix: tracepoint name remapping
309 * Fix: enable event error path memory corruption
310 * Update kvm instrumentation to Linux 3.13
311 * Update sched instrumentation to Linux 3.13
312 * Fix: provide more precise error report for enable event
313 * Fix: quote event name in metadata
314 * Add version info to lttng-tracer.ko modinfo
315
0aa12233
MD
3162013-12-10 LTTng modules 2.4.0-rc2
317 * Fix: client_packet_header() uses wrong packet
318 * Cleanup: fix typo in ring buffer backend comment
319 * Fix: handle unknown event type parameter
320 * Fix: eliminate timestamp overlap between packets
321 * gcc blacklist: only apply when building with gcc
322 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
323
223ca7c5
MD
3242013-11-15 LTTng modules 2.4.0-rc1
325 * Update ext4 instrumentation to Linux 3.12
326 * Update RCU instrumentation to Linux 3.12
327 * Update btrfs instrumentation to 3.12 kernel
328 * Update vmscan instrumentation to Linux 3.12
329 * update: kmem instrumentation 3.12 kernel support
330 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
331 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
332 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
333 * Add new tracepoint in KVM
334 * Blacklist kernels 3.10.13 and 3.11.2
335 * LTTng trace-clock: shrink kernel blacklist
336 * Metadata flush writes data from the cache
337 * Per-stream ioctl to get the current timestamp
338 * LTTng ringbuffer ABI calls for index generation
339 * Prepare LTTng override of ring buffer fops
340 * Blacklist Linux kernels 3.10+
341
78c8710b
MD
3422013-09-03 LTTng modules 2.3.0
343 * Fix: metadata stream should not reference session
344 * Fix: btrfs: support 3.11 Linux kernel
345 * statedump: remove KERN_DEBUG messages
346 * Fix: ext4: add missing tracepoints for 3.11 kernel
347 * Fix: ext4: Linux 3.11 support
348 * Fix: ext3: 3.11 Linux support
349 * Fix: statedump nsproxy 3.11 Linux support
350
cf7ae3e6
MD
3512013-08-30 LTTng modules 2.3.0-rc2
352 * Fix: metadata lttng channel refcount
353 * README: lttng-modules incompatible with lttng 0.x patchset
354
54207845
MD
3552013-07-17 LTTng modules 2.3.0-rc1
356 * Fix: kvm x86 probes side-effect
357 * Fix: allow get/put subbuf in loop for metadata stream
358 * Add support for kvm x86 specific tracepoints
359 * Add mainline headers for kvm x86 tracepoints
360 * Remove old 3.0.4 x86-64 extracted syscall info
361 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
362 * Add syscalls extracted files from a 3.10-rc7 kernel
363 * Improve documentation of the syscall extractor script
364 * Fix: double length of __dynamic_len array
365 * Fix printk instrumentation
366 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
367 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
368 * Fix: SWITCH_FLUSH new sub-buffer checks
369 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
370 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
371 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
372 * Fix: handle writes of length 0
373 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
374 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
375 * print warning and return -EBUSY on double get_subbuf()
376 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
377 * Fix: don't do 0 byte event reservation
378 * Document that payload size need to be greater than 0
379 * Fix build and load against linux-2.6.33.x
380 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
381 * Metadata cache and multiple metadata channels
382 * fix block instrumentation probe signature mismatch for 3.9.x kernels
383 * fix: block instrumentation: NULL pointer dereference
384 * Update rcu instrumentation to 3.9.[0-4]
385 * Fix CPU hotplug section mismatches
386 * Add system calls definitions for powerpc-32
387 * Remove bashism in lttng-syscalls-generate-headers.sh
388 * Update ARM (32 bit) syscall tracepoints to 3.4
389
88c5f61b
MD
3902013-05-09 LTTng modules 2.2.0-rc2
391 * Remove useless lttng_metadata probe
392 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
393 * Fix: 3.9.0 block layer instrumentation build
394 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
395 * Stop build if CONFIG_TRACEPOINTS is not set
396 * Add comments to endifs.
397 * Fix: remove ARM set_tls system call override
398 * Cleanup: arm sys_mmap whitespace
399 * Clean up using global_dirty_limit wrapper for writeback probe
400
78062c79
MD
4012013-03-29 LTTng modules 2.2.0-rc1
402 * Update README
403 * Fix: vmscan instrumentation build
404 * writeback instrumentation: remove duplicated structures
405 * block: update instrumentation to 3.9 rc kernel
406 * rcu: update to 3.9 rc kernel instrumentation
407 * workqueue instrumentation: remove duplicated structures
408 * Rename odd event names
409 * Introduce API to remap event names exposed by LTTng
410 * lttng-module: sched.h: Fix compilation on 3.9 kernel
411 * Fix Linux 3.8 btrfs probe warning
412 * Fix Linux 3.8 ext4 probe support
413 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
414 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
415 * instrumentation sched: add missing fork pid info
416 * Fix check in lttng_strlen_user_inatomic
417 * instrumentation: sync with Linux commit a1ce392
418 * Fix: statedump: missing locking, use lttng_iterate_fd
419 * Implement lttng_iterate_fd wrapper
420 * Instrumentation cleanup: kmem events should print hex pointers
421 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
422 * Fix: statedump hang/too early completion due to logic error
423 * Fix: statedump hang due to incorrect wait/wakeup use
424 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
425 * wrapper/perf.h: Fix kernel version condition
426 * Add new kernel probes instrumentation
427 * Update kernel probes to more detailed match to kernel versions
428 * Fix possible kernel build errors with linux-patches
429 * Add missing MIT license text to 3 files under this license
430 * Update sites using kernel version checking macro to new range
431 * Make upper bound of kernel version checking macro exclusive
432 * sock instrumentation: fix fields to get referenced values
433 * ext3 instrumentation: fix of assignment code conversion
434 * sched instrumentation: rename "pid" fields in sched_process_exec
435 * Remove remaining semicolons in TP_fast_assign blocks
436 * Fix compilation for 3.0 kernels that are named 2.6.40
437 * Fix compilation for 3.0 branch (>= 3.0.39)
438 * Add kernel version checking macro
439 * Remove semicolons in TP_fast_assign blocks
440 * Add ifdefs to net probe to support Linux 2.6.39
441 * Add kernel probes for supplementary subsystems
442 * Check if interrupt action name is not null in statedump
443 * Fix exec instrumentation: only for kernels 3.4.0 and higher
444 * Add TRACE_EVENT(sched_process_exec) to sched.h
445 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
446 * Fix warning with 3.6.0 kernel
447 * ABI with support for compat 32/64 bits
448 * Perform calculation on bit size in 64-bit
449 * Use uint64_t for packet header content size and packet size
450 * Fix: compat layer only on supported architectures
451 * Fix ring buffer 32/64 bits compat
452 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
453 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
454 * Fix: statedump missing check for NULL namespace
455
7cb1d0ee
MD
4562012-09-10 LTTng modules 2.1.0-rc1
457 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
458 * Support for linux kernels 2.6.32 through 2.6.37
459 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
460 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
461 * Add env hostname information
462 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
463 * lttng_statedump_process_state for each PID NS
464 * Support the hostname context
465 * Fix: statedump namespaced pid, tid and ppid
466 * Fix: statedump: disable vm maps enumeration
467 * Fix: ensure userspace accesses are done with _inatomic
468 * Fix: vppid context should test for current nsproxy
469 * Add MIPS system call support
470 * Change mode of lttng-syscalls-generate-headers.sh to 755
471 * cleanup: fix typo in syscall instrumentation header
472 * Cleanup: remove trailing whitespace in README
473 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
474 * LTTng: probe-statedump: add #include <linux/sched.h>
475 * fix: signal_generate event should print utf8 for comm field
476 * Makes write operation a parameter for tp_memcpy macro
477 * Add coding style document
478 * Update instrumentation/events README file
479 * Add makefile target for preprocessor
480 * Fix: free_event_id check should compare unsigned int with -1U
481 * Use unsigned long type for events discarded counter
482 * Fix: update signal instrumentation for 3.4 kernel
483 * LTTng Modules ARM syscall instrumentation
484 * Fix: generate header missing echo -e for escape chars
485 * Fix: add missing uaccess.h include (for ARM)
486 * README: Document that CONFIG_MODULES is required
487 * Fix: README typo
488 * Fix: document required and optional kernel config options in README
489
d2a9270f
MD
4902012-03-29 LTTng modules 2.0.1
491 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
492
4932012-03-20 LTTng modules 2.0.0
730e5783
MD
494 * First STABLE version
495 * Add version name
496
63be4822
MD
4972012-03-20 LTTng modules 2.0.0-rc4
498 * Update README and add version name place-holder
499
1bca821c
MD
5002012-03-16 LTTng modules 2.0.0-rc3
501 * Fix clock offset 32-bit multiplication overflow
502 * Fix : wrong assign of fd in state dump
503 * License cleanup, ifdef namespace cleanup
504 * Fix: ensure power of 2 check handles 64-bit size_t entirely
505
4d1704b6
MD
5062012-03-02 LTTng modules 2.0.0-rc2
507 * Fix: dmesg printout should not print metadata warnings
508 * Fix: use transport name as channel name
509 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
510
f66cbcc8
MD
5112012-02-20 LTTng modules 2.0.0-rc1
512 * Standardize version across toolchain
513 * statedump: Use old macro name for kernel 2.6.38
514
2646f1db
MD
5152012-02-16 LTTng modules 2.0-pre15
516 * Add timer instrumentation
517 * fix: need to undef mainline define
518 * fix: Include signal.h instead of irq.h for prototype match check
519 * Add signal instrumentation
520
3e8b3fb8
MD
5212012-02-16 LTTng modules 2.0-pre14
522 * syscall tracing: sys_getcpu
523 * Add sys_clone x86 instrumentation
524 * statedump: fix include circular dep
525 * Implement state dump
526
ed5a7a8f
MD
5272012-02-09 LTTng modules 2.0-pre13
528 * Update README
529 * environment: write sysname, release, version, domain to metadata
530 * Allow open /proc/lttng for read & write
531
497051bd
MD
5322012-02-02 LTTng modules 2.0-pre12
533 * Add x86 32/64 execve syscall instrumentation override
534 * Remove unused defines
535 * Add padding to ABI
536 * Use LTTNG_KERNEL_SYM_NAME_LEN
537 * Update version to 1.9.9
538 * Add missing double-quotes to clock uuid
539 * clock: read bootid as clock monotonic ID
540 * Fix comment
541 * Cleanup comment
542 * clock: output clock description in metadata
543 * Properly fix the timekeeping overflow detection
544 * Fix init bug
545 * rename lib-ring-buffer to lttng-lib-ring-buffer
546 * Remove #warning
547 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
548 * Update TODO
549 * Update TODO
550 * Remove debugfs file (keep only proc file)
551 * Rename lttng-debugfs-abi files to lttng-abi
552
4d3e89e3
MD
5532011-12-13 LTTng modules 2.0-pre11
554 * Fix OOPS caused by reference of config pointer
555 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
556 * lttng lib: ring buffer move null pointer check to open
557 * lttng lib: ring buffer remove duplicate null pointer
558 * lttng lib: ring buffer: remove stale null-pointer
559 * lttng wrapper: add missing include to kallsyms wrapper
560 * lttng: cleanup one-bit signed bitfields
561 * Add TODO file
562 * Update symbol name length max size to 256
563 * Fix last modifications to string_from_user operations
564 * Document that depmod needs to be executed by hand
565 * Fix strlen_user fault space reservation
566 * Fix tp_copy_string_from_user handling of faults
567 * Disable block layer tracing support for kernels < 2.6.38
568 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
569 * Update trace clock warning to match the current development plan
570 * ringbuffer: make ring buffer printk less verbose
571 * Makefile: do not run depmod manually
572
e2222c2e
MD
5732011-09-30 LTTng modules 2.0-pre10
574 * x86-32: override sys_mmap syscall instrumentation
575 * Fix cast warning
576
bfb508ed
MD
5772011-09-29 LTTng modules 2.0-pre9
578 * x86 32 syscalls: fix !CONFIG_UID16
579 * Use __string_from_user
580 * Add __string_from_user
581 * Rename "comm" context to "procname"
582 * Fetch "type" name field for mount syscall
583 * Create common override file for all architectures
584 * Shrink stack size usage
585 * Cleanup: remove unused lttng-compat-syscalls.c file
586 * Support detailed compat syscalls on x86_64
587 * Fix syscall table
588 * Add disabled compat syscalls detail (work in progress)
589 * Add config compat support for detailed x86_32 syscalls
590 * Handle newer 3.1+ perf API
591 * Add dummy x86-32 override headers
592 * Bind x86-32 syscall headers
593 * Add x86-32 syscall headers
594 * Add check for KALLSYMS_ALL in syscall extraction script
595 * Automate string extraction for syscalls
596 * Automate syscall filename/pathname extraction
597 * Add exit to ring_buffer_frontend so module is unloadable
598 * Add sys_open filename (x86_64)
599 * Add missing memcpy callback
600 * copy_from_user and memset
601 * Add missing alignment after header write
602 * lib ring buffer: add frontend init as module_init
603 * lib ring buffer frontend: add missing lock initialization
604 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
605 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
606 * Create override for sys_mmap
607 * Rename syscalls -> syscall in LTTng ABI
608 * Use different event name for compat syscalls
609 * Allow trace syscall table override
610 * Add dummy override files
611 * syscall detail: add override capability
612 * Add pointer pretty-print heuristics
613 * Add __field_hex
614 * Rename sys exit errno into ret
615 * Enable detailed syscalls only for native x86_64
616 * Use "unknown" for compat syscalls
617 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
618 * Fix syscall exit
619 * Fix sys exit
620 * Only enable detailed syscalls for x86_64 for now
621 * Merge unknown syscall method with extended detail method
622 * Add underscore prefix before event names
623 * Add syscalls pointers detailed syscall tracing
624 * Use perl for regexp
625 * Support generation of syscall probes for those with pointers
626 * Support detailed syscalls with 0 arguments
627 * detailed syscall tracing (work in progress)
628 * Expose /proc/lttng file
629 * Implement detailed syscall event probe
630 * Disable perf build for < 2.6.33 kernels
631 * Syscall detail mode: generate syscall table
632 * block instrumentation: write cmd as hex sequence
633 * lttng-events TRACE_EVENT generator cleanup
634 * block layer instrumentation: fix cmd field
635 * Remove 0 args syscalls for now from type-aware syscall cb generator
636 * Generate trace syscall table macros
637 * Put syscall tracing without arg types back in place
638 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
639 * lttng events probes: don't clash with "ctx" variable name
640 * lib ring buffer must take private pointer copy before decrementing refcount
641
47655e60
MD
6422011-08-16 LTTng modules 2.0-pre8
643 * Fix metadata buffer wait/wakeup
644
99a93317
MD
6452011-08-12 LTTng modules 2.0-pre7
646 * Add missing module refcount to lttng_tracepoint_list_fops
647 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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