1 2017-08-02 (National Coloring Book Day) LTTng modules 2.8.7
2 * Fix: Sleeping function called from invalid context
3 * Fix: sched for v4.11.5-rt1
4 * Fix: handle missing ftrace header on v4.12
6 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.8.6
7 * Fix: pid tracker should track "pgid"
8 * Fix: Build ftrace probe on kernels prior to 4.12
9 * Fix: update ftrace probe for kernel 4.12
10 * Fix: update block instrumentation for kernel 4.12
11 * Fix: Add support for 4.9.27-rt18 kernel
12 * Fix: update btrfs instrumentation for kernel 4.12
13 * Fix: update ringbuffer for kernel 4.12
14 * Fix: update sched instrumentation for kernel 4.12
15 * Fix: ext3 was completely removed from the kernel in v4.3
16 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
17 * Fix: add "flush empty" ioctl for stream intersection
18 * Revert "Fix: flush empty packets on snapshot channel"
19 * Revert "Fix: don't perform extra flush on metadata channel"
20 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
22 2017-04-25 (National Zucchini Bread Day) LTTng modules 2.8.5
23 * Revert "Documentation: lttng-modules 2.8 supports Linux < 4.10"
24 * Fix: kref changes for kernel 4.11
25 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
26 * Fix: update scsi instrumentation for kernel 4.11
27 * Fix: changes to the vm_op fault cb prototype in libringbuffer
28 * Fix: update btrfs instrumentation for kernel 4.11
29 * Fix: update mm_vmscan instrumentation for kernel 4.11
30 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
31 * Fix: 4.10 hotplug adaptation backward compat
32 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
33 * Fix: 4.10 btrfs instrumentation update backward compat
34 * Update btrfs instrumentation for 4.10 kernel
35 * btrfs instrumentation: update to 4.10 kernel
36 * timer instrumentation: adapt to ktime_t without union
37 * Fix: Always build vmscan probe
38 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
39 * Fix: atomic_add_unless() returns true/false rather than prior value
40 * Documentation: lttng-modules 2.8 supports Linux < 4.10
42 2017-02-17 (National Cabbage Day) LTTng modules 2.8.4
43 * Fix: nmi-safe clock on 32-bit systems
44 * Fix: asoc instrumentation for RHEL 7.3
45 * Fix: SCSI instrumentation for SLES12 SP2
46 * Add SUSE Linux Enterprise kernel version tests
47 * Fix: preemptible and migratable context error handling
49 2016-10-13 (International Day for Failure) LTTng modules 2.8.3
50 * Fix: bump stable kernel version ranges for clock work-around
52 2016-10-07 (National Frappé Day) LTTng modules 2.8.2
53 * Fix: show warning for broken clock work-around
54 * Fix: work-around upstream Linux timekeeping bug
56 2016-10-03 (National Techies Day) LTTng modules 2.8.1
57 * Fix: handle large number of pages or subbuffers per buffer
58 * Fix: unregister cpu hotplug notifier on buffer alloc error
59 * Fix: sa_family is of type unsigned short
60 * Fix: check for sizeof sa_family to save sa_family in accept and connect
61 * Cleanup: reuse code in accept() and accept4() instrumentation
62 * Add x86-64 override for accept4 syscall
63 * Fix: use printk_once() for wrapper warning messages
64 * Fix: btrfs instrumentation for 4.8 kernel
65 * Fix: update mm_vmscan instrumentation for kernel 4.8
66 * Fix: napi instrumentation for 4.8 kernels
67 * Fix: update block instrumentation to compile on 4.8 kernels
68 * Fix: timer wrapper: support kernels >= 4.8
69 * Fix: x86-64 accept instrumentation
70 * Fix: Add support for 4.6.4-rt8 kernel
71 * Fix: update scsi instrumentation for 4.7+ kernels
72 * Fix: Use fs_initcall instead of rootfs_initcall
73 * Fix: Add kernel configuration for lttng clock plugin
74 * Fix: the clock plugin must be initiated before first use of the clock
75 * Fix: tests/Kbuild for older kernels
76 * Fix: annotate bytecode interpreter for kernel stack validator
78 2016-05-20 (Bike-to-Work Day) LTTng modules 2.8.0
79 * Fix: ring buffer: honor switch parameter type in remote switch
80 * Fix: only flush non-metadata channels
81 * Fix: don't perform extra flush on metadata channel
82 * Fix: flush empty packets on snapshot channel
83 * Fix: do not generate packet at destroy after stop
84 * Fix: compat ioctl for flush/get metadata version
85 * Fix: ctf_string() should handle NULL pointers
86 * Fix: portability: no arith on void pointer
87 * Fix: add missing tests/Kbuild
88 * Test clock override plugin
89 * Fix: add modules target to base Makefile
90 * Fix: make clean does not include dot-config
91 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
92 * Documentation: document that CONFIG_MODULES not required when builtin
93 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
94 * Fix: integer endianness metadata generation
95 * Fix: endianness of integers received by filter
97 2016-04-26 LTTng modules 2.8.0-rc2
98 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
99 * Fix: RHEL kernel 3.10.0-327.13.1 compat
100 * Fix: ctf_user_integer should not trigger page fault
101 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
102 * Add comment describing ioctl number duplication
103 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
104 * Fix: Remove dead code from filter interpreter
105 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
106 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
107 * Fix: use of uninitialized ret value in lttng_abi_create_event
108 * Fix: kmem instrumentation: remove unused gfpflags.h include
109 * Fix: 4.6 kernel: use in_compat_syscall
110 * Fix: use BUG_ON instead of accessing array subscript above array bounds
111 * Fix: Add granularity to RHEL kernel version checks
113 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
114 * Bump minor tracer ABI version
115 * Fix: build against out-of-tree kernel build
116 * probes/Kbuild: remove upper level header path
117 * Move leftover relative include paths to system paths
118 * syscall instrumentation: use system headers
119 * tracepoint event instrumentation: use system headers
120 * Use system include path in wrappers
121 * libs: use system include paths
122 * Use system header paths in core implementation files
123 * Use system include paths in root directory headers
124 * Use system include paths in probes
126 * Use system include paths in lttng-types.h
127 * Use system include paths in lttng-tracepoint-event-impl.h
128 * Use system include path in probes/define_trace.h
129 * Use system include paths in probes/lttng-tracepoint-event-impl.h
130 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
131 * Add makefile directory to include path
132 * Fix: event ctx get size should be after chan ctx
133 * Fix: filter interpreter with userspace strings
134 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
135 * Fix: format address fields as hexadecimal
136 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
137 * Fix: system call instrumentation overrides
138 * Fix: page_alloc wrapper incorrect parenthesis
139 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
140 * Fix: add struct user_msghdr forward declaration for older kernels
141 * Cleanup: Remove unused lttng-types module
142 * Fix: add missing versions and init call for page_alloc wrapper
143 * Fix: Define lttng-tracer metadata only once
144 * Fix: Add CONFIG_LTTNG to modules_install target
145 * Fix: Use kbuild env instead of a custom var KERNELDIR
146 * Update clock offset comment
147 * clock offset: print negative value in metadata
148 * Fix: handle negative clock offset
149 * Fix: sched instrumentation for 4.1-rt11
150 * Add RT patch version macros
151 * Expect filter context identifiers starting with $ctx.
152 * ARM64: wire up compat system calls
153 * Add support for arm64 syscalls
154 * Fix: Ubuntu kernel range for block_rq_complete
155 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
156 * Fix: update vmscan instrumentation for kernel 4.5
157 * Fix: check reference counts for overflow
158 * Fix: RHEL 7.2 scsi instrumentation
159 * Fix: RHEL 7.2 kvm instrumentation
160 * Kconfig: describe both module and in-kernel compilation options
161 * Add comments and indentation to Makefile
162 * Add support for built-in kernel build
163 * Rename sub makefiles to Kbuild
164 * Cleanup sub makefiles
165 * Make goals configurable with CONFIG_LTTNG
166 * Fix: Use generic raw_irqs_disabled_flags
167 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
168 * Fix: update sched instrumentation for kernel 4.4.0
169 * Bump version number for development branch
170 * Fix: interruptible context: reversed logic
171 * Contexts for RT debugging
172 * Fix: instrumentation: v4lv2 missing include
173 * Fix: header size larger than 256 bytes
174 * Instrument x86 page faults
175 * Fix: irq_vectors TRACE_SYSTEM name
176 * Instrument x86_irq_vectors
177 * Fix: tracepoint listing misses last loaded probe
178 * Fix: lttng trace-clock needs to disable preemption
179 * Tracepoint event: add "TP_code_post()"
180 * Implement array and sequence bitfields
181 * Fix: kmem: add mm.h include
182 * Add page frame number (pfn) to kmem page events
183 * Use pfn rather than struct page in ring buffer array
184 * Implement clock plugin support
185 * Command to regenerate the metadata of a session
186 * Fix: writeback instrumentation update for 4.3 Linux kernel
187 * Fix: update sched wakeup instrumentation for 4.3 kernel
188 * Fix: lttng-test build failure for kernels < 3.0
189 * Use 3.18 syscall instrumentation for MIPS32
190 * Update the MIPS32 syscall instrumentation to 3.18
191 * Fix: Move pipe override to the arch specific pointers_override.h
192 * Implement lttng test module
193 * Cleanup: remove logically dead code
194 * Fix: filter validator use after free
195 * Fix: use after free in channel release
196 * Fix: non-enabler events should be disabled by default
197 * Fix: build failure on 2.6.36
198 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
199 * Fix: writeback instrumentation for 4.2 kernels
200 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
201 * Add stream instance id to the packet header
202 * Add a packet sequence number
203 * Fix: kmem probe with Ubuntu 3.13 kernels
204 * Fix: disable kvm probe if lapic.h isn't found
205 * Fix: timer instrumentation for 4.2 kernels
206 * Fix: ext4 instrumentation for 4.2 kernels
207 * Fix: kvm instrumentation for 4.2 kernels
208 * Fix: allow LTTng to be built within kernel tree
210 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
211 * Fix: Building the event list fails on fragmented memory
212 * Fix: use after free on metadata cache reallocation
213 * Fix: version checks for kernel 4.0
214 * Fix: Incorrect Ubuntu kernel patchlevel
215 * Fix: cpu-id context should use int type
216 * Implement cpu-id context
217 * Implement cpu_id context for filtering
218 * Fix: context printk mismatch on error
219 * Cleanup: misleading comment about deferrable timer
221 * Fix: Update kmem event for Ubuntu's 3.16 kernel
222 * Fix: RHEL 7.1 block instrumentation
223 * Fix: add RHEL version macros
224 * Fix: add missing parenthesis in ubuntu version check
225 * Fix: remove regmap instrumentation for kernels < 4.1
226 * Fix: Update kmem event for recent Ubuntu kernel
227 * Fix: missing statedump end event when block device listing available
228 * Fix: don't generate incorrect macros for debian/ubuntu version check
229 * Revert "Fix: build against Ubuntu kernels"
230 * Fix: build against Ubuntu kernels
231 * Add namespace info in sched_fork and statedump
232 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
233 * Fix: printk instrumentation: remove "condition" tracepoints
234 * Fix: regmap build against kernel 4.0 kernel headers
235 * Add mmu_valid_gen field to mmutrace events
236 * Fix: add missing x86 mmutrace kernel header include
237 * Fix: x86 mmutrace event extra field for kernels >= 3.11
238 * Fix: remove execute flag from kvm.h file
239 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
240 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
241 * Fix: 4.1-rc1 Linux build and regmap instrumentation
242 * Fix: don't clash with older Debian kernel versions
243 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
244 * Fix: discover Debian API
245 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
246 * Fix: atomic.h wrapper for kernels < 2.6.37
247 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
248 * Fix: add missing types.h include for older kernels
249 * Fix: add hlist lttng wrappers
250 * Fix: add struct file_handle forward declaration
251 * Fix: string length calculation reversed user vs kernel args
252 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
253 * Fix: add lttng rcu wrapper to allow tracing RCU
254 * Fix: double-unlock of session mutex
255 * Fix: check that class and instance prototype match
256 * Fix: lttng-events.h check function takes void
257 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
258 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
259 * Fix: Include utsrelease.h in lttng-kernel-version.h
260 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
261 * Fix: old kernels need module.h included before vermagic.h
262 * Fix: net instrumentation for kernels 2.6.39 and below
263 * Fix: version condition in makefile
264 * Implement wrapper around get_pfnblock_flags_mask
265 * Be more restrictive in provider name check
266 * Fix: net instrumentation namespacing
267 * Fix: compaction instrumentation namespacing
268 * Fix: Support 4.x kernel versions in Makefile
269 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
270 * Fix: add missing module.h include to lttng-probe-user.c
271 * Fix: use lttng hlist wrapper in wildcard and filter
272 * Fix: namespace asoc and kmem instrumentation
273 * Fix: update instrumentation after wildcard rebase
274 * Fix: lttng_abi_syscall_list does not need to be exported
275 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
276 * Remove now unused syscalls.h from lttng-modules
277 * Filter: start with enabler "disabled"
278 * Fix coverity warning about sizeof(void **) != sizeof(void *)
279 * Fix length type and text sequence base
280 * Fix: TP_FIELDS: add missing headers
281 * Migrate syscall instrumentation to TP_FIELDS
282 * Migrate tracepoint instrumentation to TP_FIELDS
283 * Implement filtering infrastructure
284 * syscall wildcards: apply syscall filtering
285 * Implement syscall wildcard support
286 * Implement tracepoint wildcard support
287 * Namespace all tracepoints
288 * Implement list.h wrapper for hlist in older kernels
289 * Implement listing of pid tracker content
290 * Implement PID tracking
291 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
292 * Fix: update writeback instrumentation for kernel 4.0+
293 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
294 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
295 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
296 * Fix: missing parenthesis in offset_align_floor
297 * Fix: implement time.h wrapper for FD_ISSET
298 * Fix: update sched instrumentation for 3.19+ kernels
299 * Fix: update rcu instrumentation for 3.19+ kernels
300 * Fix: update scsi instrumentation for 3.19+ kernels
301 * Fix: update module instrumentation for 3.19+ kernels
302 * Fix: Add f_dentry wrapper for 3.19+ kernels
303 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
304 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
305 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
306 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
307 * Conditional compilation introduced by lttng-modules commit
308 * Fix: compaction instrumentation update for 3.14.x stable kernels
309 * Fix: context alignment not properly handled
310 * Fix compilation on Linux kernel >= 3.18.0
311 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
313 2014-10-20 LTTng modules 2.6.0-rc1
314 * Expose lttng-modules ABI version ioctl
315 * Fix: syscall list ioctl number conflict
316 * lttng-modules: fix build for non-x86
317 * Fix: syscall listing of session
318 * Print build warning when writeback probe is disabled
319 * Add atomic.h wrapper for before/after atomic
320 * Fix compilation on Ubuntu 14.10
321 * Fix: export name as text array in writeback
322 * Cleanup: remove unused trace_clock_read32()
323 * Use 3.17 ktime_get_mono_fast_ns() new API
324 * Check for stale version.h files
325 * Fix: compile lttng_statedump_process_ns on Ubuntu
326 * Reverse version check logic in lttng_statedump_process_ns
327 * Fix block_rq_complete TP on Ubuntu kernel
328 * Introduce macros to check Ubuntu kernel version
329 * Sync writeback tracepoints from mainline
330 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
331 * Fix: hander negative get_syscall_nr return value
332 * Fix: statedump: close_on_exec flag backward compat
333 * Fix instrumentation of vmscan for older kernels
334 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
335 * Fix: syscall listing: handle "enable all syscall"
336 * Fix: don't allow disabling syscalls when none are enabled
337 * Fix: syscall: fail disable all if all already disabled
338 * Fix: syscall filtering: NULL pointer deref
339 * Cleanup: list syscall without syscall_entry prefix
340 * Fix: syscall_list_show NULL pointer deref
341 * implement syscall mask getter
342 * Cleanup: lttng-abi.h coding style
343 * syscall listing: show syscall ID
344 * Allow events with same name to be enabled for each channel
345 * ABI: use enable a syscall ABI field name
346 * Implement syscall listing
347 * Fix: tracepoint list anonymous file name
348 * Fix: syscall filtering: disable all syscalls
349 * syscall tracing: input/output parameter handling for all arch
350 * lttng-get-syscall-inout.sh depends on bash
351 * Fix generate syscall header script: add missing escape char
352 * syscall instrumentation: handle copy_from_user return value
353 * Rename LTTng syscall instrumentation macros
354 * Rename LTTng instrumentation macros
355 * Extract input/output arguments from accept and connect syscalls
356 * syscall: extract pipe and pipe2 output args
357 * Remove sys_ prefix from syscall names
358 * System call inout/output arg processing
359 * Update syscall inout table
360 * Add syscall inout table
361 * Extract syscall exit ret value on x86 32/64
362 * Extract system call exit return value
363 * Syscall filtering: apply to syscall exit
364 * System call filtering
365 * asoc.h: fix build with v3.17 kernel
366 * Fix: lttng-modules teardown NULL pointer OOPS
367 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
368 * Modernize README using Markdown
369 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
370 * Add cscope to gitignore
371 * Update kvm instrumentation: compile on 3.17-rc1
372 * Update statedump to 3.17 nsproxy locking
373 * Fix: noargs probes should calculate alignment and event length
374 * Update compaction instrumentation to 3.16 kernel
375 * Update vmscan instrumentation to 3.16 kernel
377 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
380 2014-06-27 LTTng modules 2.5.0-rc2
381 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
382 * Fix: statedump handle oom case, handle errors
383 * Fix: correct typo in kernel version number
384 * Fix: blktrace instrumentation for backported branches
385 * Fix: statedump block devices OOPS
387 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
388 * Add TID field to some block_* events
389 * Fix: refuse overwrite mode buffers with less than two subbuffers
390 * Fix: lttng modules system call generation script
391 * Dump FD flags and mode on state dump
392 * Fix: incorrect rwbs field type in block_bio_queue
393 * Fix: blktrace instrumentation for v3.2.58+ stable branch
394 * Fix: pass proper args when writing commit counter
395 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
396 * Fix: allow racy tracepoint string input from kernel and userspace
397 * Statedump event for block devices
398 * Fix: update v4l2 instrumentation to 3.15 kernel
399 * Fix: ext4 update instrumentation to 3.15 kernel
400 * Fix: update block instrumentation to 3.15 kernel
401 * Fix: module instrumentation: update to 3.15 kernel
402 * Adapt to 3.15 tracepoint API
403 * Kernel 3.15 don't define map unmap for pipe
404 * Fix: add missing module version in v4l2 probe
405 * Add V4L2 instrumentation
406 * Fix: rcu instrumentation: add const qualifier to char pointers
407 * Fix: add missing module version information
408 * Use kernel 3.13 syscall tables for MIPS32
409 * Add MIPS32 syscalls extracted from a 3.13 kernel
410 * Fix: block instrumentation: < 3.14 don't have bi_iter
411 * Fix: update btrfs instrumentation to kernel 3.14
412 * Fix: update block layer instrumentation to kernel 3.14
413 * Fix: remove __exit annotation
414 * Fix file permissions for lttng-statedump-impl.c
417 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
418 * Fix: load state dump even if work-around lookup fails
419 * Cleanup: fix comment
420 * Fix: correctly version kvm events to build against v3.0 kernel
421 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
423 2014-02-14 LTTng modules 2.4.0-rc4
424 * Fix: use after free in ring buffer clients
425 * Fix: Add statedump exit so module is not permanent
426 * Cleanup: move callback init to static initialization
427 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
429 2014-01-29 LTTng modules 2.4.0-rc3
430 * Fix: tracepoint event name mapping at unregister
431 * Fix: tracepoint name remapping
432 * Fix: enable event error path memory corruption
433 * Update kvm instrumentation to Linux 3.13
434 * Update sched instrumentation to Linux 3.13
435 * Fix: provide more precise error report for enable event
436 * Fix: quote event name in metadata
437 * Add version info to lttng-tracer.ko modinfo
439 2013-12-10 LTTng modules 2.4.0-rc2
440 * Fix: client_packet_header() uses wrong packet
441 * Cleanup: fix typo in ring buffer backend comment
442 * Fix: handle unknown event type parameter
443 * Fix: eliminate timestamp overlap between packets
444 * gcc blacklist: only apply when building with gcc
445 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
447 2013-11-15 LTTng modules 2.4.0-rc1
448 * Update ext4 instrumentation to Linux 3.12
449 * Update RCU instrumentation to Linux 3.12
450 * Update btrfs instrumentation to 3.12 kernel
451 * Update vmscan instrumentation to Linux 3.12
452 * update: kmem instrumentation 3.12 kernel support
453 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
454 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
455 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
456 * Add new tracepoint in KVM
457 * Blacklist kernels 3.10.13 and 3.11.2
458 * LTTng trace-clock: shrink kernel blacklist
459 * Metadata flush writes data from the cache
460 * Per-stream ioctl to get the current timestamp
461 * LTTng ringbuffer ABI calls for index generation
462 * Prepare LTTng override of ring buffer fops
463 * Blacklist Linux kernels 3.10+
465 2013-09-03 LTTng modules 2.3.0
466 * Fix: metadata stream should not reference session
467 * Fix: btrfs: support 3.11 Linux kernel
468 * statedump: remove KERN_DEBUG messages
469 * Fix: ext4: add missing tracepoints for 3.11 kernel
470 * Fix: ext4: Linux 3.11 support
471 * Fix: ext3: 3.11 Linux support
472 * Fix: statedump nsproxy 3.11 Linux support
474 2013-08-30 LTTng modules 2.3.0-rc2
475 * Fix: metadata lttng channel refcount
476 * README: lttng-modules incompatible with lttng 0.x patchset
478 2013-07-17 LTTng modules 2.3.0-rc1
479 * Fix: kvm x86 probes side-effect
480 * Fix: allow get/put subbuf in loop for metadata stream
481 * Add support for kvm x86 specific tracepoints
482 * Add mainline headers for kvm x86 tracepoints
483 * Remove old 3.0.4 x86-64 extracted syscall info
484 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
485 * Add syscalls extracted files from a 3.10-rc7 kernel
486 * Improve documentation of the syscall extractor script
487 * Fix: double length of __dynamic_len array
488 * Fix printk instrumentation
489 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
490 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
491 * Fix: SWITCH_FLUSH new sub-buffer checks
492 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
493 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
494 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
495 * Fix: handle writes of length 0
496 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
497 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
498 * print warning and return -EBUSY on double get_subbuf()
499 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
500 * Fix: don't do 0 byte event reservation
501 * Document that payload size need to be greater than 0
502 * Fix build and load against linux-2.6.33.x
503 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
504 * Metadata cache and multiple metadata channels
505 * fix block instrumentation probe signature mismatch for 3.9.x kernels
506 * fix: block instrumentation: NULL pointer dereference
507 * Update rcu instrumentation to 3.9.[0-4]
508 * Fix CPU hotplug section mismatches
509 * Add system calls definitions for powerpc-32
510 * Remove bashism in lttng-syscalls-generate-headers.sh
511 * Update ARM (32 bit) syscall tracepoints to 3.4
513 2013-05-09 LTTng modules 2.2.0-rc2
514 * Remove useless lttng_metadata probe
515 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
516 * Fix: 3.9.0 block layer instrumentation build
517 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
518 * Stop build if CONFIG_TRACEPOINTS is not set
519 * Add comments to endifs.
520 * Fix: remove ARM set_tls system call override
521 * Cleanup: arm sys_mmap whitespace
522 * Clean up using global_dirty_limit wrapper for writeback probe
524 2013-03-29 LTTng modules 2.2.0-rc1
526 * Fix: vmscan instrumentation build
527 * writeback instrumentation: remove duplicated structures
528 * block: update instrumentation to 3.9 rc kernel
529 * rcu: update to 3.9 rc kernel instrumentation
530 * workqueue instrumentation: remove duplicated structures
531 * Rename odd event names
532 * Introduce API to remap event names exposed by LTTng
533 * lttng-module: sched.h: Fix compilation on 3.9 kernel
534 * Fix Linux 3.8 btrfs probe warning
535 * Fix Linux 3.8 ext4 probe support
536 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
537 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
538 * instrumentation sched: add missing fork pid info
539 * Fix check in lttng_strlen_user_inatomic
540 * instrumentation: sync with Linux commit a1ce392
541 * Fix: statedump: missing locking, use lttng_iterate_fd
542 * Implement lttng_iterate_fd wrapper
543 * Instrumentation cleanup: kmem events should print hex pointers
544 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
545 * Fix: statedump hang/too early completion due to logic error
546 * Fix: statedump hang due to incorrect wait/wakeup use
547 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
548 * wrapper/perf.h: Fix kernel version condition
549 * Add new kernel probes instrumentation
550 * Update kernel probes to more detailed match to kernel versions
551 * Fix possible kernel build errors with linux-patches
552 * Add missing MIT license text to 3 files under this license
553 * Update sites using kernel version checking macro to new range
554 * Make upper bound of kernel version checking macro exclusive
555 * sock instrumentation: fix fields to get referenced values
556 * ext3 instrumentation: fix of assignment code conversion
557 * sched instrumentation: rename "pid" fields in sched_process_exec
558 * Remove remaining semicolons in TP_fast_assign blocks
559 * Fix compilation for 3.0 kernels that are named 2.6.40
560 * Fix compilation for 3.0 branch (>= 3.0.39)
561 * Add kernel version checking macro
562 * Remove semicolons in TP_fast_assign blocks
563 * Add ifdefs to net probe to support Linux 2.6.39
564 * Add kernel probes for supplementary subsystems
565 * Check if interrupt action name is not null in statedump
566 * Fix exec instrumentation: only for kernels 3.4.0 and higher
567 * Add TRACE_EVENT(sched_process_exec) to sched.h
568 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
569 * Fix warning with 3.6.0 kernel
570 * ABI with support for compat 32/64 bits
571 * Perform calculation on bit size in 64-bit
572 * Use uint64_t for packet header content size and packet size
573 * Fix: compat layer only on supported architectures
574 * Fix ring buffer 32/64 bits compat
575 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
576 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
577 * Fix: statedump missing check for NULL namespace
579 2012-09-10 LTTng modules 2.1.0-rc1
580 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
581 * Support for linux kernels 2.6.32 through 2.6.37
582 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
583 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
584 * Add env hostname information
585 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
586 * lttng_statedump_process_state for each PID NS
587 * Support the hostname context
588 * Fix: statedump namespaced pid, tid and ppid
589 * Fix: statedump: disable vm maps enumeration
590 * Fix: ensure userspace accesses are done with _inatomic
591 * Fix: vppid context should test for current nsproxy
592 * Add MIPS system call support
593 * Change mode of lttng-syscalls-generate-headers.sh to 755
594 * cleanup: fix typo in syscall instrumentation header
595 * Cleanup: remove trailing whitespace in README
596 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
597 * LTTng: probe-statedump: add #include <linux/sched.h>
598 * fix: signal_generate event should print utf8 for comm field
599 * Makes write operation a parameter for tp_memcpy macro
600 * Add coding style document
601 * Update instrumentation/events README file
602 * Add makefile target for preprocessor
603 * Fix: free_event_id check should compare unsigned int with -1U
604 * Use unsigned long type for events discarded counter
605 * Fix: update signal instrumentation for 3.4 kernel
606 * LTTng Modules ARM syscall instrumentation
607 * Fix: generate header missing echo -e for escape chars
608 * Fix: add missing uaccess.h include (for ARM)
609 * README: Document that CONFIG_MODULES is required
611 * Fix: document required and optional kernel config options in README
613 2012-03-29 LTTng modules 2.0.1
614 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
616 2012-03-20 LTTng modules 2.0.0
617 * First STABLE version
620 2012-03-20 LTTng modules 2.0.0-rc4
621 * Update README and add version name place-holder
623 2012-03-16 LTTng modules 2.0.0-rc3
624 * Fix clock offset 32-bit multiplication overflow
625 * Fix : wrong assign of fd in state dump
626 * License cleanup, ifdef namespace cleanup
627 * Fix: ensure power of 2 check handles 64-bit size_t entirely
629 2012-03-02 LTTng modules 2.0.0-rc2
630 * Fix: dmesg printout should not print metadata warnings
631 * Fix: use transport name as channel name
632 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
634 2012-02-20 LTTng modules 2.0.0-rc1
635 * Standardize version across toolchain
636 * statedump: Use old macro name for kernel 2.6.38
638 2012-02-16 LTTng modules 2.0-pre15
639 * Add timer instrumentation
640 * fix: need to undef mainline define
641 * fix: Include signal.h instead of irq.h for prototype match check
642 * Add signal instrumentation
644 2012-02-16 LTTng modules 2.0-pre14
645 * syscall tracing: sys_getcpu
646 * Add sys_clone x86 instrumentation
647 * statedump: fix include circular dep
648 * Implement state dump
650 2012-02-09 LTTng modules 2.0-pre13
652 * environment: write sysname, release, version, domain to metadata
653 * Allow open /proc/lttng for read & write
655 2012-02-02 LTTng modules 2.0-pre12
656 * Add x86 32/64 execve syscall instrumentation override
657 * Remove unused defines
659 * Use LTTNG_KERNEL_SYM_NAME_LEN
660 * Update version to 1.9.9
661 * Add missing double-quotes to clock uuid
662 * clock: read bootid as clock monotonic ID
665 * clock: output clock description in metadata
666 * Properly fix the timekeeping overflow detection
668 * rename lib-ring-buffer to lttng-lib-ring-buffer
670 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
673 * Remove debugfs file (keep only proc file)
674 * Rename lttng-debugfs-abi files to lttng-abi
676 2011-12-13 LTTng modules 2.0-pre11
677 * Fix OOPS caused by reference of config pointer
678 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
679 * lttng lib: ring buffer move null pointer check to open
680 * lttng lib: ring buffer remove duplicate null pointer
681 * lttng lib: ring buffer: remove stale null-pointer
682 * lttng wrapper: add missing include to kallsyms wrapper
683 * lttng: cleanup one-bit signed bitfields
685 * Update symbol name length max size to 256
686 * Fix last modifications to string_from_user operations
687 * Document that depmod needs to be executed by hand
688 * Fix strlen_user fault space reservation
689 * Fix tp_copy_string_from_user handling of faults
690 * Disable block layer tracing support for kernels < 2.6.38
691 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
692 * Update trace clock warning to match the current development plan
693 * ringbuffer: make ring buffer printk less verbose
694 * Makefile: do not run depmod manually
696 2011-09-30 LTTng modules 2.0-pre10
697 * x86-32: override sys_mmap syscall instrumentation
700 2011-09-29 LTTng modules 2.0-pre9
701 * x86 32 syscalls: fix !CONFIG_UID16
702 * Use __string_from_user
703 * Add __string_from_user
704 * Rename "comm" context to "procname"
705 * Fetch "type" name field for mount syscall
706 * Create common override file for all architectures
707 * Shrink stack size usage
708 * Cleanup: remove unused lttng-compat-syscalls.c file
709 * Support detailed compat syscalls on x86_64
711 * Add disabled compat syscalls detail (work in progress)
712 * Add config compat support for detailed x86_32 syscalls
713 * Handle newer 3.1+ perf API
714 * Add dummy x86-32 override headers
715 * Bind x86-32 syscall headers
716 * Add x86-32 syscall headers
717 * Add check for KALLSYMS_ALL in syscall extraction script
718 * Automate string extraction for syscalls
719 * Automate syscall filename/pathname extraction
720 * Add exit to ring_buffer_frontend so module is unloadable
721 * Add sys_open filename (x86_64)
722 * Add missing memcpy callback
723 * copy_from_user and memset
724 * Add missing alignment after header write
725 * lib ring buffer: add frontend init as module_init
726 * lib ring buffer frontend: add missing lock initialization
727 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
728 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
729 * Create override for sys_mmap
730 * Rename syscalls -> syscall in LTTng ABI
731 * Use different event name for compat syscalls
732 * Allow trace syscall table override
733 * Add dummy override files
734 * syscall detail: add override capability
735 * Add pointer pretty-print heuristics
737 * Rename sys exit errno into ret
738 * Enable detailed syscalls only for native x86_64
739 * Use "unknown" for compat syscalls
740 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
743 * Only enable detailed syscalls for x86_64 for now
744 * Merge unknown syscall method with extended detail method
745 * Add underscore prefix before event names
746 * Add syscalls pointers detailed syscall tracing
747 * Use perl for regexp
748 * Support generation of syscall probes for those with pointers
749 * Support detailed syscalls with 0 arguments
750 * detailed syscall tracing (work in progress)
751 * Expose /proc/lttng file
752 * Implement detailed syscall event probe
753 * Disable perf build for < 2.6.33 kernels
754 * Syscall detail mode: generate syscall table
755 * block instrumentation: write cmd as hex sequence
756 * lttng-events TRACE_EVENT generator cleanup
757 * block layer instrumentation: fix cmd field
758 * Remove 0 args syscalls for now from type-aware syscall cb generator
759 * Generate trace syscall table macros
760 * Put syscall tracing without arg types back in place
761 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
762 * lttng events probes: don't clash with "ctx" variable name
763 * lib ring buffer must take private pointer copy before decrementing refcount
765 2011-08-16 LTTng modules 2.0-pre8
766 * Fix metadata buffer wait/wakeup
768 2011-08-12 LTTng modules 2.0-pre7
769 * Add missing module refcount to lttng_tracepoint_list_fops
770 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob