Fix: writeback instrumentation update for 4.3 Linux kernel
[lttng-modules.git] / ChangeLog
CommitLineData
e997e7f6
MD
12015-09-09 LTTng modules 2.7.0-rc2
2 * Use 3.18 syscall instrumentation for MIPS32
3 * Update the MIPS32 syscall instrumentation to 3.18
4 * Fix: Move pipe override to the arch specific pointers_override.h
5 * Implement lttng test module
6 * Cleanup: remove logically dead code
7 * Fix: filter validator use after free
8 * Fix: use after free in channel release
9 * Fix: non-enabler events should be disabled by default
10 * Fix: build failure on 2.6.36
11 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
12 * Fix: writeback instrumentation for 4.2 kernels
13 * Fix: kmem probe with Ubuntu 3.13 kernels
14 * Fix: disable kvm probe if lapic.h isn't found
15 * Fix: timer instrumentation for 4.2 kernels
16 * Fix: ext4 instrumentation for 4.2 kernels
17 * Fix: kvm instrumentation for 4.2 kernels
18 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
19 * Fix: allow LTTng to be built within kernel tree
20
212015-07-15 LTTng modules 2.7.0-rc1
f3586d94
MD
22 * Fix: Building the event list fails on fragmented memory
23 * Fix: use after free on metadata cache reallocation
24 * Fix: version checks for kernel 4.0
25 * Fix: Incorrect Ubuntu kernel patchlevel
26 * Fix: cpu-id context should use int type
27 * Implement cpu-id context
28 * Implement cpu_id context for filtering
29 * Fix: context printk mismatch on error
30 * Cleanup: misleading comment about deferrable timer
31 * Fix: arm-32 build
32 * Fix: Update kmem event for Ubuntu's 3.16 kernel
33 * Fix: RHEL 7.1 block instrumentation
34 * Fix: add RHEL version macros
35 * Fix: add missing parenthesis in ubuntu version check
36 * Fix: remove regmap instrumentation for kernels < 4.1
37 * Fix: Update kmem event for recent Ubuntu kernel
38 * Fix: missing statedump end event when block device listing available
39 * Fix: don't generate incorrect macros for debian/ubuntu version check
40 * Revert "Fix: build against Ubuntu kernels"
41 * Fix: build against Ubuntu kernels
42 * Add namespace info in sched_fork and statedump
43 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
44 * Fix: printk instrumentation: remove "condition" tracepoints
45 * Fix: regmap build against kernel 4.0 kernel headers
46 * Add mmu_valid_gen field to mmutrace events
47 * Fix: add missing x86 mmutrace kernel header include
48 * Fix: x86 mmutrace event extra field for kernels >= 3.11
49 * Fix: remove execute flag from kvm.h file
50 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
51 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
52 * Fix: 4.1-rc1 Linux build and regmap instrumentation
53 * Fix: don't clash with older Debian kernel versions
54 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
55 * Fix: discover Debian API
56 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
57 * Fix: atomic.h wrapper for kernels < 2.6.37
58 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
59 * Fix: add missing types.h include for older kernels
60 * Fix: add hlist lttng wrappers
61 * Fix: add struct file_handle forward declaration
62 * Fix: string length calculation reversed user vs kernel args
63 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
64 * Fix: add lttng rcu wrapper to allow tracing RCU
65 * Fix: double-unlock of session mutex
66 * Fix: check that class and instance prototype match
67 * Fix: lttng-events.h check function takes void
68 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
69 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
70 * Fix: Include utsrelease.h in lttng-kernel-version.h
71 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
72 * Fix: old kernels need module.h included before vermagic.h
73 * Fix: net instrumentation for kernels 2.6.39 and below
74 * Fix: version condition in makefile
75 * Implement wrapper around get_pfnblock_flags_mask
76 * Be more restrictive in provider name check
77 * Fix: net instrumentation namespacing
78 * Fix: compaction instrumentation namespacing
79 * Fix: Support 4.x kernel versions in Makefile
80 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
81 * Fix: add missing module.h include to lttng-probe-user.c
82 * Fix: use lttng hlist wrapper in wildcard and filter
83 * Fix: namespace asoc and kmem instrumentation
84 * Fix: update instrumentation after wildcard rebase
85 * Fix: lttng_abi_syscall_list does not need to be exported
86 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
87 * Remove now unused syscalls.h from lttng-modules
88 * Filter: start with enabler "disabled"
89 * Fix coverity warning about sizeof(void **) != sizeof(void *)
90 * Fix length type and text sequence base
91 * Fix: TP_FIELDS: add missing headers
92 * Migrate syscall instrumentation to TP_FIELDS
93 * Migrate tracepoint instrumentation to TP_FIELDS
94 * Implement filtering infrastructure
95 * syscall wildcards: apply syscall filtering
96 * Implement syscall wildcard support
97 * Implement tracepoint wildcard support
98 * Namespace all tracepoints
99 * Implement list.h wrapper for hlist in older kernels
100 * Implement listing of pid tracker content
101 * Implement PID tracking
102 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
103 * Fix: update writeback instrumentation for kernel 4.0+
104 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
105 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
106 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
107 * Fix: missing parenthesis in offset_align_floor
108 * Fix: implement time.h wrapper for FD_ISSET
109 * Fix: update sched instrumentation for 3.19+ kernels
110 * Fix: update rcu instrumentation for 3.19+ kernels
111 * Fix: update scsi instrumentation for 3.19+ kernels
112 * Fix: update module instrumentation for 3.19+ kernels
113 * Fix: Add f_dentry wrapper for 3.19+ kernels
114 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
115 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
116 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
117 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
118 * Conditional compilation introduced by lttng-modules commit
119 * Fix: compaction instrumentation update for 3.14.x stable kernels
120 * Fix: context alignment not properly handled
121 * Fix compilation on Linux kernel >= 3.18.0
122 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
123
af991434
MD
1242014-10-20 LTTng modules 2.6.0-rc1
125 * Expose lttng-modules ABI version ioctl
126 * Fix: syscall list ioctl number conflict
127 * lttng-modules: fix build for non-x86
128 * Fix: syscall listing of session
129 * Print build warning when writeback probe is disabled
130 * Add atomic.h wrapper for before/after atomic
131 * Fix compilation on Ubuntu 14.10
132 * Fix: export name as text array in writeback
133 * Cleanup: remove unused trace_clock_read32()
134 * Use 3.17 ktime_get_mono_fast_ns() new API
135 * Check for stale version.h files
136 * Fix: compile lttng_statedump_process_ns on Ubuntu
137 * Reverse version check logic in lttng_statedump_process_ns
138 * Fix block_rq_complete TP on Ubuntu kernel
139 * Introduce macros to check Ubuntu kernel version
140 * Sync writeback tracepoints from mainline
141 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
142 * Fix: hander negative get_syscall_nr return value
143 * Fix: statedump: close_on_exec flag backward compat
144 * Fix instrumentation of vmscan for older kernels
145 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
146 * Fix: syscall listing: handle "enable all syscall"
147 * Fix: don't allow disabling syscalls when none are enabled
148 * Fix: syscall: fail disable all if all already disabled
149 * Fix: syscall filtering: NULL pointer deref
150 * Cleanup: list syscall without syscall_entry prefix
151 * Fix: syscall_list_show NULL pointer deref
152 * implement syscall mask getter
153 * Cleanup: lttng-abi.h coding style
154 * syscall listing: show syscall ID
155 * Allow events with same name to be enabled for each channel
156 * ABI: use enable a syscall ABI field name
157 * Implement syscall listing
158 * Fix: tracepoint list anonymous file name
159 * Fix: syscall filtering: disable all syscalls
160 * syscall tracing: input/output parameter handling for all arch
161 * lttng-get-syscall-inout.sh depends on bash
162 * Fix generate syscall header script: add missing escape char
163 * syscall instrumentation: handle copy_from_user return value
164 * Rename LTTng syscall instrumentation macros
165 * Rename LTTng instrumentation macros
166 * Extract input/output arguments from accept and connect syscalls
167 * syscall: extract pipe and pipe2 output args
168 * Remove sys_ prefix from syscall names
169 * System call inout/output arg processing
170 * Update syscall inout table
171 * Add syscall inout table
172 * Extract syscall exit ret value on x86 32/64
173 * Extract system call exit return value
174 * Syscall filtering: apply to syscall exit
175 * System call filtering
176 * asoc.h: fix build with v3.17 kernel
177 * Fix: lttng-modules teardown NULL pointer OOPS
178 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
179 * Modernize README using Markdown
180 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
181 * Add cscope to gitignore
182 * Update kvm instrumentation: compile on 3.17-rc1
183 * Update statedump to 3.17 nsproxy locking
184 * Fix: noargs probes should calculate alignment and event length
185 * Update compaction instrumentation to 3.16 kernel
186 * Update vmscan instrumentation to 3.16 kernel
187
789fd1d0
MD
1882014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
189 * (no change)
190
37cbcd7c
MD
1912014-06-27 LTTng modules 2.5.0-rc2
192 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
193 * Fix: statedump handle oom case, handle errors
194 * Fix: correct typo in kernel version number
195 * Fix: blktrace instrumentation for backported branches
196 * Fix: statedump block devices OOPS
197
0d979364
MD
1982014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
199 * Add TID field to some block_* events
200 * Fix: refuse overwrite mode buffers with less than two subbuffers
201 * Fix: lttng modules system call generation script
202 * Dump FD flags and mode on state dump
203 * Fix: incorrect rwbs field type in block_bio_queue
204 * Fix: blktrace instrumentation for v3.2.58+ stable branch
205 * Fix: pass proper args when writing commit counter
206 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
207 * Fix: allow racy tracepoint string input from kernel and userspace
208 * Statedump event for block devices
209 * Fix: update v4l2 instrumentation to 3.15 kernel
210 * Fix: ext4 update instrumentation to 3.15 kernel
211 * Fix: update block instrumentation to 3.15 kernel
212 * Fix: module instrumentation: update to 3.15 kernel
213 * Adapt to 3.15 tracepoint API
214 * Kernel 3.15 don't define map unmap for pipe
215 * Fix: add missing module version in v4l2 probe
216 * Add V4L2 instrumentation
217 * Fix: rcu instrumentation: add const qualifier to char pointers
218 * Fix: add missing module version information
219 * Use kernel 3.13 syscall tables for MIPS32
220 * Add MIPS32 syscalls extracted from a 3.13 kernel
221 * Fix: block instrumentation: < 3.14 don't have bi_iter
222 * Fix: update btrfs instrumentation to kernel 3.14
223 * Fix: update block layer instrumentation to kernel 3.14
224 * Fix: remove __exit annotation
225 * Fix file permissions for lttng-statedump-impl.c
226 * LTTng logger ABI
227
fb2c3779
MD
2282014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
229 * Fix: load state dump even if work-around lookup fails
230 * Cleanup: fix comment
231 * Fix: correctly version kvm events to build against v3.0 kernel
232 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
233
4be86211
MD
2342014-02-14 LTTng modules 2.4.0-rc4
235 * Fix: use after free in ring buffer clients
236 * Fix: Add statedump exit so module is not permanent
237 * Cleanup: move callback init to static initialization
238 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
239
00808267
MD
2402014-01-29 LTTng modules 2.4.0-rc3
241 * Fix: tracepoint event name mapping at unregister
242 * Fix: tracepoint name remapping
243 * Fix: enable event error path memory corruption
244 * Update kvm instrumentation to Linux 3.13
245 * Update sched instrumentation to Linux 3.13
246 * Fix: provide more precise error report for enable event
247 * Fix: quote event name in metadata
248 * Add version info to lttng-tracer.ko modinfo
249
0aa12233
MD
2502013-12-10 LTTng modules 2.4.0-rc2
251 * Fix: client_packet_header() uses wrong packet
252 * Cleanup: fix typo in ring buffer backend comment
253 * Fix: handle unknown event type parameter
254 * Fix: eliminate timestamp overlap between packets
255 * gcc blacklist: only apply when building with gcc
256 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
257
223ca7c5
MD
2582013-11-15 LTTng modules 2.4.0-rc1
259 * Update ext4 instrumentation to Linux 3.12
260 * Update RCU instrumentation to Linux 3.12
261 * Update btrfs instrumentation to 3.12 kernel
262 * Update vmscan instrumentation to Linux 3.12
263 * update: kmem instrumentation 3.12 kernel support
264 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
265 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
266 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
267 * Add new tracepoint in KVM
268 * Blacklist kernels 3.10.13 and 3.11.2
269 * LTTng trace-clock: shrink kernel blacklist
270 * Metadata flush writes data from the cache
271 * Per-stream ioctl to get the current timestamp
272 * LTTng ringbuffer ABI calls for index generation
273 * Prepare LTTng override of ring buffer fops
274 * Blacklist Linux kernels 3.10+
275
78c8710b
MD
2762013-09-03 LTTng modules 2.3.0
277 * Fix: metadata stream should not reference session
278 * Fix: btrfs: support 3.11 Linux kernel
279 * statedump: remove KERN_DEBUG messages
280 * Fix: ext4: add missing tracepoints for 3.11 kernel
281 * Fix: ext4: Linux 3.11 support
282 * Fix: ext3: 3.11 Linux support
283 * Fix: statedump nsproxy 3.11 Linux support
284
cf7ae3e6
MD
2852013-08-30 LTTng modules 2.3.0-rc2
286 * Fix: metadata lttng channel refcount
287 * README: lttng-modules incompatible with lttng 0.x patchset
288
54207845
MD
2892013-07-17 LTTng modules 2.3.0-rc1
290 * Fix: kvm x86 probes side-effect
291 * Fix: allow get/put subbuf in loop for metadata stream
292 * Add support for kvm x86 specific tracepoints
293 * Add mainline headers for kvm x86 tracepoints
294 * Remove old 3.0.4 x86-64 extracted syscall info
295 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
296 * Add syscalls extracted files from a 3.10-rc7 kernel
297 * Improve documentation of the syscall extractor script
298 * Fix: double length of __dynamic_len array
299 * Fix printk instrumentation
300 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
301 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
302 * Fix: SWITCH_FLUSH new sub-buffer checks
303 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
304 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
305 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
306 * Fix: handle writes of length 0
307 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
308 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
309 * print warning and return -EBUSY on double get_subbuf()
310 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
311 * Fix: don't do 0 byte event reservation
312 * Document that payload size need to be greater than 0
313 * Fix build and load against linux-2.6.33.x
314 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
315 * Metadata cache and multiple metadata channels
316 * fix block instrumentation probe signature mismatch for 3.9.x kernels
317 * fix: block instrumentation: NULL pointer dereference
318 * Update rcu instrumentation to 3.9.[0-4]
319 * Fix CPU hotplug section mismatches
320 * Add system calls definitions for powerpc-32
321 * Remove bashism in lttng-syscalls-generate-headers.sh
322 * Update ARM (32 bit) syscall tracepoints to 3.4
323
88c5f61b
MD
3242013-05-09 LTTng modules 2.2.0-rc2
325 * Remove useless lttng_metadata probe
326 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
327 * Fix: 3.9.0 block layer instrumentation build
328 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
329 * Stop build if CONFIG_TRACEPOINTS is not set
330 * Add comments to endifs.
331 * Fix: remove ARM set_tls system call override
332 * Cleanup: arm sys_mmap whitespace
333 * Clean up using global_dirty_limit wrapper for writeback probe
334
78062c79
MD
3352013-03-29 LTTng modules 2.2.0-rc1
336 * Update README
337 * Fix: vmscan instrumentation build
338 * writeback instrumentation: remove duplicated structures
339 * block: update instrumentation to 3.9 rc kernel
340 * rcu: update to 3.9 rc kernel instrumentation
341 * workqueue instrumentation: remove duplicated structures
342 * Rename odd event names
343 * Introduce API to remap event names exposed by LTTng
344 * lttng-module: sched.h: Fix compilation on 3.9 kernel
345 * Fix Linux 3.8 btrfs probe warning
346 * Fix Linux 3.8 ext4 probe support
347 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
348 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
349 * instrumentation sched: add missing fork pid info
350 * Fix check in lttng_strlen_user_inatomic
351 * instrumentation: sync with Linux commit a1ce392
352 * Fix: statedump: missing locking, use lttng_iterate_fd
353 * Implement lttng_iterate_fd wrapper
354 * Instrumentation cleanup: kmem events should print hex pointers
355 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
356 * Fix: statedump hang/too early completion due to logic error
357 * Fix: statedump hang due to incorrect wait/wakeup use
358 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
359 * wrapper/perf.h: Fix kernel version condition
360 * Add new kernel probes instrumentation
361 * Update kernel probes to more detailed match to kernel versions
362 * Fix possible kernel build errors with linux-patches
363 * Add missing MIT license text to 3 files under this license
364 * Update sites using kernel version checking macro to new range
365 * Make upper bound of kernel version checking macro exclusive
366 * sock instrumentation: fix fields to get referenced values
367 * ext3 instrumentation: fix of assignment code conversion
368 * sched instrumentation: rename "pid" fields in sched_process_exec
369 * Remove remaining semicolons in TP_fast_assign blocks
370 * Fix compilation for 3.0 kernels that are named 2.6.40
371 * Fix compilation for 3.0 branch (>= 3.0.39)
372 * Add kernel version checking macro
373 * Remove semicolons in TP_fast_assign blocks
374 * Add ifdefs to net probe to support Linux 2.6.39
375 * Add kernel probes for supplementary subsystems
376 * Check if interrupt action name is not null in statedump
377 * Fix exec instrumentation: only for kernels 3.4.0 and higher
378 * Add TRACE_EVENT(sched_process_exec) to sched.h
379 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
380 * Fix warning with 3.6.0 kernel
381 * ABI with support for compat 32/64 bits
382 * Perform calculation on bit size in 64-bit
383 * Use uint64_t for packet header content size and packet size
384 * Fix: compat layer only on supported architectures
385 * Fix ring buffer 32/64 bits compat
386 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
387 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
388 * Fix: statedump missing check for NULL namespace
389
7cb1d0ee
MD
3902012-09-10 LTTng modules 2.1.0-rc1
391 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
392 * Support for linux kernels 2.6.32 through 2.6.37
393 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
394 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
395 * Add env hostname information
396 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
397 * lttng_statedump_process_state for each PID NS
398 * Support the hostname context
399 * Fix: statedump namespaced pid, tid and ppid
400 * Fix: statedump: disable vm maps enumeration
401 * Fix: ensure userspace accesses are done with _inatomic
402 * Fix: vppid context should test for current nsproxy
403 * Add MIPS system call support
404 * Change mode of lttng-syscalls-generate-headers.sh to 755
405 * cleanup: fix typo in syscall instrumentation header
406 * Cleanup: remove trailing whitespace in README
407 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
408 * LTTng: probe-statedump: add #include <linux/sched.h>
409 * fix: signal_generate event should print utf8 for comm field
410 * Makes write operation a parameter for tp_memcpy macro
411 * Add coding style document
412 * Update instrumentation/events README file
413 * Add makefile target for preprocessor
414 * Fix: free_event_id check should compare unsigned int with -1U
415 * Use unsigned long type for events discarded counter
416 * Fix: update signal instrumentation for 3.4 kernel
417 * LTTng Modules ARM syscall instrumentation
418 * Fix: generate header missing echo -e for escape chars
419 * Fix: add missing uaccess.h include (for ARM)
420 * README: Document that CONFIG_MODULES is required
421 * Fix: README typo
422 * Fix: document required and optional kernel config options in README
423
d2a9270f
MD
4242012-03-29 LTTng modules 2.0.1
425 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
426
4272012-03-20 LTTng modules 2.0.0
730e5783
MD
428 * First STABLE version
429 * Add version name
430
63be4822
MD
4312012-03-20 LTTng modules 2.0.0-rc4
432 * Update README and add version name place-holder
433
1bca821c
MD
4342012-03-16 LTTng modules 2.0.0-rc3
435 * Fix clock offset 32-bit multiplication overflow
436 * Fix : wrong assign of fd in state dump
437 * License cleanup, ifdef namespace cleanup
438 * Fix: ensure power of 2 check handles 64-bit size_t entirely
439
4d1704b6
MD
4402012-03-02 LTTng modules 2.0.0-rc2
441 * Fix: dmesg printout should not print metadata warnings
442 * Fix: use transport name as channel name
443 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
444
f66cbcc8
MD
4452012-02-20 LTTng modules 2.0.0-rc1
446 * Standardize version across toolchain
447 * statedump: Use old macro name for kernel 2.6.38
448
2646f1db
MD
4492012-02-16 LTTng modules 2.0-pre15
450 * Add timer instrumentation
451 * fix: need to undef mainline define
452 * fix: Include signal.h instead of irq.h for prototype match check
453 * Add signal instrumentation
454
3e8b3fb8
MD
4552012-02-16 LTTng modules 2.0-pre14
456 * syscall tracing: sys_getcpu
457 * Add sys_clone x86 instrumentation
458 * statedump: fix include circular dep
459 * Implement state dump
460
ed5a7a8f
MD
4612012-02-09 LTTng modules 2.0-pre13
462 * Update README
463 * environment: write sysname, release, version, domain to metadata
464 * Allow open /proc/lttng for read & write
465
497051bd
MD
4662012-02-02 LTTng modules 2.0-pre12
467 * Add x86 32/64 execve syscall instrumentation override
468 * Remove unused defines
469 * Add padding to ABI
470 * Use LTTNG_KERNEL_SYM_NAME_LEN
471 * Update version to 1.9.9
472 * Add missing double-quotes to clock uuid
473 * clock: read bootid as clock monotonic ID
474 * Fix comment
475 * Cleanup comment
476 * clock: output clock description in metadata
477 * Properly fix the timekeeping overflow detection
478 * Fix init bug
479 * rename lib-ring-buffer to lttng-lib-ring-buffer
480 * Remove #warning
481 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
482 * Update TODO
483 * Update TODO
484 * Remove debugfs file (keep only proc file)
485 * Rename lttng-debugfs-abi files to lttng-abi
486
4d3e89e3
MD
4872011-12-13 LTTng modules 2.0-pre11
488 * Fix OOPS caused by reference of config pointer
489 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
490 * lttng lib: ring buffer move null pointer check to open
491 * lttng lib: ring buffer remove duplicate null pointer
492 * lttng lib: ring buffer: remove stale null-pointer
493 * lttng wrapper: add missing include to kallsyms wrapper
494 * lttng: cleanup one-bit signed bitfields
495 * Add TODO file
496 * Update symbol name length max size to 256
497 * Fix last modifications to string_from_user operations
498 * Document that depmod needs to be executed by hand
499 * Fix strlen_user fault space reservation
500 * Fix tp_copy_string_from_user handling of faults
501 * Disable block layer tracing support for kernels < 2.6.38
502 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
503 * Update trace clock warning to match the current development plan
504 * ringbuffer: make ring buffer printk less verbose
505 * Makefile: do not run depmod manually
506
e2222c2e
MD
5072011-09-30 LTTng modules 2.0-pre10
508 * x86-32: override sys_mmap syscall instrumentation
509 * Fix cast warning
510
bfb508ed
MD
5112011-09-29 LTTng modules 2.0-pre9
512 * x86 32 syscalls: fix !CONFIG_UID16
513 * Use __string_from_user
514 * Add __string_from_user
515 * Rename "comm" context to "procname"
516 * Fetch "type" name field for mount syscall
517 * Create common override file for all architectures
518 * Shrink stack size usage
519 * Cleanup: remove unused lttng-compat-syscalls.c file
520 * Support detailed compat syscalls on x86_64
521 * Fix syscall table
522 * Add disabled compat syscalls detail (work in progress)
523 * Add config compat support for detailed x86_32 syscalls
524 * Handle newer 3.1+ perf API
525 * Add dummy x86-32 override headers
526 * Bind x86-32 syscall headers
527 * Add x86-32 syscall headers
528 * Add check for KALLSYMS_ALL in syscall extraction script
529 * Automate string extraction for syscalls
530 * Automate syscall filename/pathname extraction
531 * Add exit to ring_buffer_frontend so module is unloadable
532 * Add sys_open filename (x86_64)
533 * Add missing memcpy callback
534 * copy_from_user and memset
535 * Add missing alignment after header write
536 * lib ring buffer: add frontend init as module_init
537 * lib ring buffer frontend: add missing lock initialization
538 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
539 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
540 * Create override for sys_mmap
541 * Rename syscalls -> syscall in LTTng ABI
542 * Use different event name for compat syscalls
543 * Allow trace syscall table override
544 * Add dummy override files
545 * syscall detail: add override capability
546 * Add pointer pretty-print heuristics
547 * Add __field_hex
548 * Rename sys exit errno into ret
549 * Enable detailed syscalls only for native x86_64
550 * Use "unknown" for compat syscalls
551 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
552 * Fix syscall exit
553 * Fix sys exit
554 * Only enable detailed syscalls for x86_64 for now
555 * Merge unknown syscall method with extended detail method
556 * Add underscore prefix before event names
557 * Add syscalls pointers detailed syscall tracing
558 * Use perl for regexp
559 * Support generation of syscall probes for those with pointers
560 * Support detailed syscalls with 0 arguments
561 * detailed syscall tracing (work in progress)
562 * Expose /proc/lttng file
563 * Implement detailed syscall event probe
564 * Disable perf build for < 2.6.33 kernels
565 * Syscall detail mode: generate syscall table
566 * block instrumentation: write cmd as hex sequence
567 * lttng-events TRACE_EVENT generator cleanup
568 * block layer instrumentation: fix cmd field
569 * Remove 0 args syscalls for now from type-aware syscall cb generator
570 * Generate trace syscall table macros
571 * Put syscall tracing without arg types back in place
572 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
573 * lttng events probes: don't clash with "ctx" variable name
574 * lib ring buffer must take private pointer copy before decrementing refcount
575
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MD
5762011-08-16 LTTng modules 2.0-pre8
577 * Fix metadata buffer wait/wakeup
578
99a93317
MD
5792011-08-12 LTTng modules 2.0-pre7
580 * Add missing module refcount to lttng_tracepoint_list_fops
581 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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