1 2017-04-25 (National Zucchini Bread Day) LTTng modules 2.9.2
2 * Fix: Always build vmscan probe
3 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
4 * Fix: kref changes for kernel 4.11
5 * Fix: atomic_add_unless() returns true/false rather than prior value
6 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
7 * Fix: update scsi instrumentation for kernel 4.11
8 * Fix: changes to the vm_op fault cb prototype in libringbuffer
9 * Fix: update btrfs instrumentation for kernel 4.11
10 * Fix: update mm_vmscan instrumentation for kernel 4.11
11 * Fix: section mismatch warning caused by __exit annotation
13 2017-02-17 (National Cabbage Day) LTTng modules 2.9.1
14 * Fix: nmi-safe clock on 32-bit systems
15 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
16 * Fix: 4.10 hotplug adaptation backward compat
17 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
18 * Fix: 4.10 btrfs instrumentation update backward compat
19 * Update btrfs instrumentation for 4.10 kernel
20 * btrfs instrumentation: update to 4.10 kernel
21 * timer instrumentation: adapt to ktime_t without union
22 * Fix: asoc instrumentation for RHEL 7.3
23 * Fix: SCSI instrumentation for SLES12 SP2
24 * Add SUSE Linux Enterprise kernel version tests
26 2016-11-29 (National Square Dance Day) LTTng modules 2.9.0
27 * Performance: add missing unlikely in reserve
28 * Fix: preemptible and migratable context error handling
30 2016-10-13 (International Day for Failure) LTTng modules 2.9.0-rc2
31 * Fix: bump stable kernel version ranges for clock work-around
33 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
34 * Fix: i2c: support kernels < 3.15
35 * Fix: show warning for broken clock work-around
36 * Bump minor ABI version
37 * Fix: work-around upstream Linux timekeeping bug
38 * Add support for i2c tracepoints
39 * Cleanup: makefile version checks with single "ge"
40 * Performance: special-case NULL in lttng_strlen_user_inatomic
41 * Fix: lttng_inline_memcpy does not take a __user argument
42 * Performance: implement lttng_inline_memcpy
43 * Performance: cache the backend pages pointer in context
44 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
45 * Performance: Only dereference commit index once
46 * Performance: Mark channel and buffer event disabled check unlikely
47 * Performance: Relax atomicity constraints for crash handling
48 * Performance: mark ring buffer do_copy callers always inline
49 * Performance: mark lib_ring_buffer_write always inline
50 * Kconfig: select TRACEPOINTS when built-in
51 * Performance: disable event counting by default
52 * Fix: handle large number of pages or subbuffers per buffer
53 * Fix: unregister cpu hotplug notifier on buffer alloc error
54 * Fix: sa_family is of type unsigned short
55 * Fix: check for sizeof sa_family to save sa_family in accept and connect
56 * Fix: use printk_once() for wrapper warning messages
57 * Fix: btrfs instrumentation for 4.8 kernel
58 * Fix: update mm_vmscan instrumentation for kernel 4.8
59 * Fix: napi instrumentation for 4.8 kernels
60 * Fix: update block instrumentation to compile on 4.8 kernels
61 * Cleanup: reuse code in accept() and accept4() instrumentation
62 * Add x86-64 override for accept4 syscall
63 * Fix: timer wrapper: support kernels >= 4.8
64 * Performance: split check deliver fast/slow paths
65 * Fix: x86-64 accept instrumentation
66 * Fix: Add support for 4.6.4-rt8 kernel
67 * Fix: update scsi instrumentation for 4.7+ kernels
68 * Fix: Use fs_initcall instead of rootfs_initcall
69 * Fix: Add kernel configuration for lttng clock plugin
70 * Fix: the clock plugin must be initiated before first use of the clock
71 * Fix: tests/Kbuild for older kernels
72 * Cleanup: __dynamic_len_idx set but not used warning
73 * Cleanup: coding style and comments of net.h
74 * net: Add TCP header data to net_* tracepoints
75 * net: Add IPv4/IPv6 header data to net_* tracepoints
76 * Fix: endianness for the container type of enum
77 * enumeration autoincrement: use if/else logic
78 * Cleanup trailing whitespaces
79 * lttng-test probe: test ctf_enum_auto()
80 * Add ctf_enum_auto() for autoincrementing enumeration values
81 * Implement session statedump command
82 * Fix: annotate bytecode interpreter for kernel stack validator
83 * Update version to 2.9.0-pre
84 * Fix: ring buffer: honor switch parameter type in remote switch
85 * Fix: only flush non-metadata channels
86 * Fix: don't perform extra flush on metadata channel
87 * select, poll and epoll_wait overrides on ARM 32-bit
88 * Fix: flush empty packets on snapshot channel
89 * Fix: do not generate packet at destroy after stop
90 * Fix: compat ioctl for flush/get metadata version
91 * Fix: ctf_string() should handle NULL pointers
92 * Fix: portability: no arith on void pointer
93 * Fix: add missing tests/Kbuild
94 * Test clock override plugin
95 * Fix: add modules target to base Makefile
96 * Fix: make clean does not include dot-config
97 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
98 * Documentation: document that CONFIG_MODULES not required when builtin
99 * Fix: add missing errno include in random wrapper
100 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
101 * Fix: copy_from_user size when limited allocation
102 * Extract the payload of epoll_wait/epoll_pwait
103 * Extract the payload for epoll_ctl
104 * Extract the FDs and flags from poll and ppoll
105 * Extract the FD sets in select and pselect6
106 * Add ctf_integer_bitfield_type
107 * Implement enumeration type
108 * Implement custom field support
109 * Implement variant type
110 * Implement shadow stack for dynamic len
111 * libringbuffer: implement event too big API
112 * Implement structure, compound array/sequence types
113 * Fix: integer endianness metadata generation
114 * Fix: endianness of integers received by filter
115 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
116 * Fix: RHEL kernel 3.10.0-327.13.1 compat
117 * Fix: ctf_user_integer should not trigger page fault
118 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
119 * Add comment describing ioctl number duplication
120 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
121 * Fix: Remove dead code from filter interpreter
122 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
123 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
124 * Fix: use of uninitialized ret value in lttng_abi_create_event
125 * Fix: kmem instrumentation: remove unused gfpflags.h include
126 * Fix: 4.6 kernel: use in_compat_syscall
127 * Fix: use BUG_ON instead of accessing array subscript above array bounds
128 * Fix: Add granularity to RHEL kernel version checks
130 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
131 * Bump minor tracer ABI version
132 * Fix: build against out-of-tree kernel build
133 * probes/Kbuild: remove upper level header path
134 * Move leftover relative include paths to system paths
135 * syscall instrumentation: use system headers
136 * tracepoint event instrumentation: use system headers
137 * Use system include path in wrappers
138 * libs: use system include paths
139 * Use system header paths in core implementation files
140 * Use system include paths in root directory headers
141 * Use system include paths in probes
143 * Use system include paths in lttng-types.h
144 * Use system include paths in lttng-tracepoint-event-impl.h
145 * Use system include path in probes/define_trace.h
146 * Use system include paths in probes/lttng-tracepoint-event-impl.h
147 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
148 * Add makefile directory to include path
149 * Fix: event ctx get size should be after chan ctx
150 * Fix: filter interpreter with userspace strings
151 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
152 * Fix: format address fields as hexadecimal
153 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
154 * Fix: system call instrumentation overrides
155 * Fix: page_alloc wrapper incorrect parenthesis
156 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
157 * Fix: add struct user_msghdr forward declaration for older kernels
158 * Cleanup: Remove unused lttng-types module
159 * Fix: add missing versions and init call for page_alloc wrapper
160 * Fix: Define lttng-tracer metadata only once
161 * Fix: Add CONFIG_LTTNG to modules_install target
162 * Fix: Use kbuild env instead of a custom var KERNELDIR
163 * Update clock offset comment
164 * clock offset: print negative value in metadata
165 * Fix: handle negative clock offset
166 * Fix: sched instrumentation for 4.1-rt11
167 * Add RT patch version macros
168 * Expect filter context identifiers starting with $ctx.
169 * ARM64: wire up compat system calls
170 * Add support for arm64 syscalls
171 * Fix: Ubuntu kernel range for block_rq_complete
172 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
173 * Fix: update vmscan instrumentation for kernel 4.5
174 * Fix: check reference counts for overflow
175 * Fix: RHEL 7.2 scsi instrumentation
176 * Fix: RHEL 7.2 kvm instrumentation
177 * Kconfig: describe both module and in-kernel compilation options
178 * Add comments and indentation to Makefile
179 * Add support for built-in kernel build
180 * Rename sub makefiles to Kbuild
181 * Cleanup sub makefiles
182 * Make goals configurable with CONFIG_LTTNG
183 * Fix: Use generic raw_irqs_disabled_flags
184 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
185 * Fix: update sched instrumentation for kernel 4.4.0
186 * Bump version number for development branch
187 * Fix: interruptible context: reversed logic
188 * Contexts for RT debugging
189 * Fix: instrumentation: v4lv2 missing include
190 * Fix: header size larger than 256 bytes
191 * Instrument x86 page faults
192 * Fix: irq_vectors TRACE_SYSTEM name
193 * Instrument x86_irq_vectors
194 * Fix: tracepoint listing misses last loaded probe
195 * Fix: lttng trace-clock needs to disable preemption
196 * Tracepoint event: add "TP_code_post()"
197 * Implement array and sequence bitfields
198 * Fix: kmem: add mm.h include
199 * Add page frame number (pfn) to kmem page events
200 * Use pfn rather than struct page in ring buffer array
201 * Implement clock plugin support
202 * Command to regenerate the metadata of a session
203 * Fix: writeback instrumentation update for 4.3 Linux kernel
204 * Fix: update sched wakeup instrumentation for 4.3 kernel
205 * Fix: lttng-test build failure for kernels < 3.0
206 * Use 3.18 syscall instrumentation for MIPS32
207 * Update the MIPS32 syscall instrumentation to 3.18
208 * Fix: Move pipe override to the arch specific pointers_override.h
209 * Implement lttng test module
210 * Cleanup: remove logically dead code
211 * Fix: filter validator use after free
212 * Fix: use after free in channel release
213 * Fix: non-enabler events should be disabled by default
214 * Fix: build failure on 2.6.36
215 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
216 * Fix: writeback instrumentation for 4.2 kernels
217 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
218 * Add stream instance id to the packet header
219 * Add a packet sequence number
220 * Fix: kmem probe with Ubuntu 3.13 kernels
221 * Fix: disable kvm probe if lapic.h isn't found
222 * Fix: timer instrumentation for 4.2 kernels
223 * Fix: ext4 instrumentation for 4.2 kernels
224 * Fix: kvm instrumentation for 4.2 kernels
225 * Fix: allow LTTng to be built within kernel tree
227 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
228 * Fix: Building the event list fails on fragmented memory
229 * Fix: use after free on metadata cache reallocation
230 * Fix: version checks for kernel 4.0
231 * Fix: Incorrect Ubuntu kernel patchlevel
232 * Fix: cpu-id context should use int type
233 * Implement cpu-id context
234 * Implement cpu_id context for filtering
235 * Fix: context printk mismatch on error
236 * Cleanup: misleading comment about deferrable timer
238 * Fix: Update kmem event for Ubuntu's 3.16 kernel
239 * Fix: RHEL 7.1 block instrumentation
240 * Fix: add RHEL version macros
241 * Fix: add missing parenthesis in ubuntu version check
242 * Fix: remove regmap instrumentation for kernels < 4.1
243 * Fix: Update kmem event for recent Ubuntu kernel
244 * Fix: missing statedump end event when block device listing available
245 * Fix: don't generate incorrect macros for debian/ubuntu version check
246 * Revert "Fix: build against Ubuntu kernels"
247 * Fix: build against Ubuntu kernels
248 * Add namespace info in sched_fork and statedump
249 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
250 * Fix: printk instrumentation: remove "condition" tracepoints
251 * Fix: regmap build against kernel 4.0 kernel headers
252 * Add mmu_valid_gen field to mmutrace events
253 * Fix: add missing x86 mmutrace kernel header include
254 * Fix: x86 mmutrace event extra field for kernels >= 3.11
255 * Fix: remove execute flag from kvm.h file
256 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
257 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
258 * Fix: 4.1-rc1 Linux build and regmap instrumentation
259 * Fix: don't clash with older Debian kernel versions
260 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
261 * Fix: discover Debian API
262 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
263 * Fix: atomic.h wrapper for kernels < 2.6.37
264 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
265 * Fix: add missing types.h include for older kernels
266 * Fix: add hlist lttng wrappers
267 * Fix: add struct file_handle forward declaration
268 * Fix: string length calculation reversed user vs kernel args
269 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
270 * Fix: add lttng rcu wrapper to allow tracing RCU
271 * Fix: double-unlock of session mutex
272 * Fix: check that class and instance prototype match
273 * Fix: lttng-events.h check function takes void
274 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
275 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
276 * Fix: Include utsrelease.h in lttng-kernel-version.h
277 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
278 * Fix: old kernels need module.h included before vermagic.h
279 * Fix: net instrumentation for kernels 2.6.39 and below
280 * Fix: version condition in makefile
281 * Implement wrapper around get_pfnblock_flags_mask
282 * Be more restrictive in provider name check
283 * Fix: net instrumentation namespacing
284 * Fix: compaction instrumentation namespacing
285 * Fix: Support 4.x kernel versions in Makefile
286 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
287 * Fix: add missing module.h include to lttng-probe-user.c
288 * Fix: use lttng hlist wrapper in wildcard and filter
289 * Fix: namespace asoc and kmem instrumentation
290 * Fix: update instrumentation after wildcard rebase
291 * Fix: lttng_abi_syscall_list does not need to be exported
292 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
293 * Remove now unused syscalls.h from lttng-modules
294 * Filter: start with enabler "disabled"
295 * Fix coverity warning about sizeof(void **) != sizeof(void *)
296 * Fix length type and text sequence base
297 * Fix: TP_FIELDS: add missing headers
298 * Migrate syscall instrumentation to TP_FIELDS
299 * Migrate tracepoint instrumentation to TP_FIELDS
300 * Implement filtering infrastructure
301 * syscall wildcards: apply syscall filtering
302 * Implement syscall wildcard support
303 * Implement tracepoint wildcard support
304 * Namespace all tracepoints
305 * Implement list.h wrapper for hlist in older kernels
306 * Implement listing of pid tracker content
307 * Implement PID tracking
308 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
309 * Fix: update writeback instrumentation for kernel 4.0+
310 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
311 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
312 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
313 * Fix: missing parenthesis in offset_align_floor
314 * Fix: implement time.h wrapper for FD_ISSET
315 * Fix: update sched instrumentation for 3.19+ kernels
316 * Fix: update rcu instrumentation for 3.19+ kernels
317 * Fix: update scsi instrumentation for 3.19+ kernels
318 * Fix: update module instrumentation for 3.19+ kernels
319 * Fix: Add f_dentry wrapper for 3.19+ kernels
320 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
321 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
322 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
323 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
324 * Conditional compilation introduced by lttng-modules commit
325 * Fix: compaction instrumentation update for 3.14.x stable kernels
326 * Fix: context alignment not properly handled
327 * Fix compilation on Linux kernel >= 3.18.0
328 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
330 2014-10-20 LTTng modules 2.6.0-rc1
331 * Expose lttng-modules ABI version ioctl
332 * Fix: syscall list ioctl number conflict
333 * lttng-modules: fix build for non-x86
334 * Fix: syscall listing of session
335 * Print build warning when writeback probe is disabled
336 * Add atomic.h wrapper for before/after atomic
337 * Fix compilation on Ubuntu 14.10
338 * Fix: export name as text array in writeback
339 * Cleanup: remove unused trace_clock_read32()
340 * Use 3.17 ktime_get_mono_fast_ns() new API
341 * Check for stale version.h files
342 * Fix: compile lttng_statedump_process_ns on Ubuntu
343 * Reverse version check logic in lttng_statedump_process_ns
344 * Fix block_rq_complete TP on Ubuntu kernel
345 * Introduce macros to check Ubuntu kernel version
346 * Sync writeback tracepoints from mainline
347 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
348 * Fix: hander negative get_syscall_nr return value
349 * Fix: statedump: close_on_exec flag backward compat
350 * Fix instrumentation of vmscan for older kernels
351 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
352 * Fix: syscall listing: handle "enable all syscall"
353 * Fix: don't allow disabling syscalls when none are enabled
354 * Fix: syscall: fail disable all if all already disabled
355 * Fix: syscall filtering: NULL pointer deref
356 * Cleanup: list syscall without syscall_entry prefix
357 * Fix: syscall_list_show NULL pointer deref
358 * implement syscall mask getter
359 * Cleanup: lttng-abi.h coding style
360 * syscall listing: show syscall ID
361 * Allow events with same name to be enabled for each channel
362 * ABI: use enable a syscall ABI field name
363 * Implement syscall listing
364 * Fix: tracepoint list anonymous file name
365 * Fix: syscall filtering: disable all syscalls
366 * syscall tracing: input/output parameter handling for all arch
367 * lttng-get-syscall-inout.sh depends on bash
368 * Fix generate syscall header script: add missing escape char
369 * syscall instrumentation: handle copy_from_user return value
370 * Rename LTTng syscall instrumentation macros
371 * Rename LTTng instrumentation macros
372 * Extract input/output arguments from accept and connect syscalls
373 * syscall: extract pipe and pipe2 output args
374 * Remove sys_ prefix from syscall names
375 * System call inout/output arg processing
376 * Update syscall inout table
377 * Add syscall inout table
378 * Extract syscall exit ret value on x86 32/64
379 * Extract system call exit return value
380 * Syscall filtering: apply to syscall exit
381 * System call filtering
382 * asoc.h: fix build with v3.17 kernel
383 * Fix: lttng-modules teardown NULL pointer OOPS
384 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
385 * Modernize README using Markdown
386 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
387 * Add cscope to gitignore
388 * Update kvm instrumentation: compile on 3.17-rc1
389 * Update statedump to 3.17 nsproxy locking
390 * Fix: noargs probes should calculate alignment and event length
391 * Update compaction instrumentation to 3.16 kernel
392 * Update vmscan instrumentation to 3.16 kernel
394 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
397 2014-06-27 LTTng modules 2.5.0-rc2
398 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
399 * Fix: statedump handle oom case, handle errors
400 * Fix: correct typo in kernel version number
401 * Fix: blktrace instrumentation for backported branches
402 * Fix: statedump block devices OOPS
404 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
405 * Add TID field to some block_* events
406 * Fix: refuse overwrite mode buffers with less than two subbuffers
407 * Fix: lttng modules system call generation script
408 * Dump FD flags and mode on state dump
409 * Fix: incorrect rwbs field type in block_bio_queue
410 * Fix: blktrace instrumentation for v3.2.58+ stable branch
411 * Fix: pass proper args when writing commit counter
412 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
413 * Fix: allow racy tracepoint string input from kernel and userspace
414 * Statedump event for block devices
415 * Fix: update v4l2 instrumentation to 3.15 kernel
416 * Fix: ext4 update instrumentation to 3.15 kernel
417 * Fix: update block instrumentation to 3.15 kernel
418 * Fix: module instrumentation: update to 3.15 kernel
419 * Adapt to 3.15 tracepoint API
420 * Kernel 3.15 don't define map unmap for pipe
421 * Fix: add missing module version in v4l2 probe
422 * Add V4L2 instrumentation
423 * Fix: rcu instrumentation: add const qualifier to char pointers
424 * Fix: add missing module version information
425 * Use kernel 3.13 syscall tables for MIPS32
426 * Add MIPS32 syscalls extracted from a 3.13 kernel
427 * Fix: block instrumentation: < 3.14 don't have bi_iter
428 * Fix: update btrfs instrumentation to kernel 3.14
429 * Fix: update block layer instrumentation to kernel 3.14
430 * Fix: remove __exit annotation
431 * Fix file permissions for lttng-statedump-impl.c
434 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
435 * Fix: load state dump even if work-around lookup fails
436 * Cleanup: fix comment
437 * Fix: correctly version kvm events to build against v3.0 kernel
438 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
440 2014-02-14 LTTng modules 2.4.0-rc4
441 * Fix: use after free in ring buffer clients
442 * Fix: Add statedump exit so module is not permanent
443 * Cleanup: move callback init to static initialization
444 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
446 2014-01-29 LTTng modules 2.4.0-rc3
447 * Fix: tracepoint event name mapping at unregister
448 * Fix: tracepoint name remapping
449 * Fix: enable event error path memory corruption
450 * Update kvm instrumentation to Linux 3.13
451 * Update sched instrumentation to Linux 3.13
452 * Fix: provide more precise error report for enable event
453 * Fix: quote event name in metadata
454 * Add version info to lttng-tracer.ko modinfo
456 2013-12-10 LTTng modules 2.4.0-rc2
457 * Fix: client_packet_header() uses wrong packet
458 * Cleanup: fix typo in ring buffer backend comment
459 * Fix: handle unknown event type parameter
460 * Fix: eliminate timestamp overlap between packets
461 * gcc blacklist: only apply when building with gcc
462 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
464 2013-11-15 LTTng modules 2.4.0-rc1
465 * Update ext4 instrumentation to Linux 3.12
466 * Update RCU instrumentation to Linux 3.12
467 * Update btrfs instrumentation to 3.12 kernel
468 * Update vmscan instrumentation to Linux 3.12
469 * update: kmem instrumentation 3.12 kernel support
470 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
471 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
472 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
473 * Add new tracepoint in KVM
474 * Blacklist kernels 3.10.13 and 3.11.2
475 * LTTng trace-clock: shrink kernel blacklist
476 * Metadata flush writes data from the cache
477 * Per-stream ioctl to get the current timestamp
478 * LTTng ringbuffer ABI calls for index generation
479 * Prepare LTTng override of ring buffer fops
480 * Blacklist Linux kernels 3.10+
482 2013-09-03 LTTng modules 2.3.0
483 * Fix: metadata stream should not reference session
484 * Fix: btrfs: support 3.11 Linux kernel
485 * statedump: remove KERN_DEBUG messages
486 * Fix: ext4: add missing tracepoints for 3.11 kernel
487 * Fix: ext4: Linux 3.11 support
488 * Fix: ext3: 3.11 Linux support
489 * Fix: statedump nsproxy 3.11 Linux support
491 2013-08-30 LTTng modules 2.3.0-rc2
492 * Fix: metadata lttng channel refcount
493 * README: lttng-modules incompatible with lttng 0.x patchset
495 2013-07-17 LTTng modules 2.3.0-rc1
496 * Fix: kvm x86 probes side-effect
497 * Fix: allow get/put subbuf in loop for metadata stream
498 * Add support for kvm x86 specific tracepoints
499 * Add mainline headers for kvm x86 tracepoints
500 * Remove old 3.0.4 x86-64 extracted syscall info
501 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
502 * Add syscalls extracted files from a 3.10-rc7 kernel
503 * Improve documentation of the syscall extractor script
504 * Fix: double length of __dynamic_len array
505 * Fix printk instrumentation
506 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
507 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
508 * Fix: SWITCH_FLUSH new sub-buffer checks
509 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
510 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
511 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
512 * Fix: handle writes of length 0
513 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
514 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
515 * print warning and return -EBUSY on double get_subbuf()
516 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
517 * Fix: don't do 0 byte event reservation
518 * Document that payload size need to be greater than 0
519 * Fix build and load against linux-2.6.33.x
520 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
521 * Metadata cache and multiple metadata channels
522 * fix block instrumentation probe signature mismatch for 3.9.x kernels
523 * fix: block instrumentation: NULL pointer dereference
524 * Update rcu instrumentation to 3.9.[0-4]
525 * Fix CPU hotplug section mismatches
526 * Add system calls definitions for powerpc-32
527 * Remove bashism in lttng-syscalls-generate-headers.sh
528 * Update ARM (32 bit) syscall tracepoints to 3.4
530 2013-05-09 LTTng modules 2.2.0-rc2
531 * Remove useless lttng_metadata probe
532 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
533 * Fix: 3.9.0 block layer instrumentation build
534 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
535 * Stop build if CONFIG_TRACEPOINTS is not set
536 * Add comments to endifs.
537 * Fix: remove ARM set_tls system call override
538 * Cleanup: arm sys_mmap whitespace
539 * Clean up using global_dirty_limit wrapper for writeback probe
541 2013-03-29 LTTng modules 2.2.0-rc1
543 * Fix: vmscan instrumentation build
544 * writeback instrumentation: remove duplicated structures
545 * block: update instrumentation to 3.9 rc kernel
546 * rcu: update to 3.9 rc kernel instrumentation
547 * workqueue instrumentation: remove duplicated structures
548 * Rename odd event names
549 * Introduce API to remap event names exposed by LTTng
550 * lttng-module: sched.h: Fix compilation on 3.9 kernel
551 * Fix Linux 3.8 btrfs probe warning
552 * Fix Linux 3.8 ext4 probe support
553 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
554 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
555 * instrumentation sched: add missing fork pid info
556 * Fix check in lttng_strlen_user_inatomic
557 * instrumentation: sync with Linux commit a1ce392
558 * Fix: statedump: missing locking, use lttng_iterate_fd
559 * Implement lttng_iterate_fd wrapper
560 * Instrumentation cleanup: kmem events should print hex pointers
561 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
562 * Fix: statedump hang/too early completion due to logic error
563 * Fix: statedump hang due to incorrect wait/wakeup use
564 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
565 * wrapper/perf.h: Fix kernel version condition
566 * Add new kernel probes instrumentation
567 * Update kernel probes to more detailed match to kernel versions
568 * Fix possible kernel build errors with linux-patches
569 * Add missing MIT license text to 3 files under this license
570 * Update sites using kernel version checking macro to new range
571 * Make upper bound of kernel version checking macro exclusive
572 * sock instrumentation: fix fields to get referenced values
573 * ext3 instrumentation: fix of assignment code conversion
574 * sched instrumentation: rename "pid" fields in sched_process_exec
575 * Remove remaining semicolons in TP_fast_assign blocks
576 * Fix compilation for 3.0 kernels that are named 2.6.40
577 * Fix compilation for 3.0 branch (>= 3.0.39)
578 * Add kernel version checking macro
579 * Remove semicolons in TP_fast_assign blocks
580 * Add ifdefs to net probe to support Linux 2.6.39
581 * Add kernel probes for supplementary subsystems
582 * Check if interrupt action name is not null in statedump
583 * Fix exec instrumentation: only for kernels 3.4.0 and higher
584 * Add TRACE_EVENT(sched_process_exec) to sched.h
585 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
586 * Fix warning with 3.6.0 kernel
587 * ABI with support for compat 32/64 bits
588 * Perform calculation on bit size in 64-bit
589 * Use uint64_t for packet header content size and packet size
590 * Fix: compat layer only on supported architectures
591 * Fix ring buffer 32/64 bits compat
592 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
593 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
594 * Fix: statedump missing check for NULL namespace
596 2012-09-10 LTTng modules 2.1.0-rc1
597 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
598 * Support for linux kernels 2.6.32 through 2.6.37
599 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
600 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
601 * Add env hostname information
602 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
603 * lttng_statedump_process_state for each PID NS
604 * Support the hostname context
605 * Fix: statedump namespaced pid, tid and ppid
606 * Fix: statedump: disable vm maps enumeration
607 * Fix: ensure userspace accesses are done with _inatomic
608 * Fix: vppid context should test for current nsproxy
609 * Add MIPS system call support
610 * Change mode of lttng-syscalls-generate-headers.sh to 755
611 * cleanup: fix typo in syscall instrumentation header
612 * Cleanup: remove trailing whitespace in README
613 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
614 * LTTng: probe-statedump: add #include <linux/sched.h>
615 * fix: signal_generate event should print utf8 for comm field
616 * Makes write operation a parameter for tp_memcpy macro
617 * Add coding style document
618 * Update instrumentation/events README file
619 * Add makefile target for preprocessor
620 * Fix: free_event_id check should compare unsigned int with -1U
621 * Use unsigned long type for events discarded counter
622 * Fix: update signal instrumentation for 3.4 kernel
623 * LTTng Modules ARM syscall instrumentation
624 * Fix: generate header missing echo -e for escape chars
625 * Fix: add missing uaccess.h include (for ARM)
626 * README: Document that CONFIG_MODULES is required
628 * Fix: document required and optional kernel config options in README
630 2012-03-29 LTTng modules 2.0.1
631 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
633 2012-03-20 LTTng modules 2.0.0
634 * First STABLE version
637 2012-03-20 LTTng modules 2.0.0-rc4
638 * Update README and add version name place-holder
640 2012-03-16 LTTng modules 2.0.0-rc3
641 * Fix clock offset 32-bit multiplication overflow
642 * Fix : wrong assign of fd in state dump
643 * License cleanup, ifdef namespace cleanup
644 * Fix: ensure power of 2 check handles 64-bit size_t entirely
646 2012-03-02 LTTng modules 2.0.0-rc2
647 * Fix: dmesg printout should not print metadata warnings
648 * Fix: use transport name as channel name
649 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
651 2012-02-20 LTTng modules 2.0.0-rc1
652 * Standardize version across toolchain
653 * statedump: Use old macro name for kernel 2.6.38
655 2012-02-16 LTTng modules 2.0-pre15
656 * Add timer instrumentation
657 * fix: need to undef mainline define
658 * fix: Include signal.h instead of irq.h for prototype match check
659 * Add signal instrumentation
661 2012-02-16 LTTng modules 2.0-pre14
662 * syscall tracing: sys_getcpu
663 * Add sys_clone x86 instrumentation
664 * statedump: fix include circular dep
665 * Implement state dump
667 2012-02-09 LTTng modules 2.0-pre13
669 * environment: write sysname, release, version, domain to metadata
670 * Allow open /proc/lttng for read & write
672 2012-02-02 LTTng modules 2.0-pre12
673 * Add x86 32/64 execve syscall instrumentation override
674 * Remove unused defines
676 * Use LTTNG_KERNEL_SYM_NAME_LEN
677 * Update version to 1.9.9
678 * Add missing double-quotes to clock uuid
679 * clock: read bootid as clock monotonic ID
682 * clock: output clock description in metadata
683 * Properly fix the timekeeping overflow detection
685 * rename lib-ring-buffer to lttng-lib-ring-buffer
687 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
690 * Remove debugfs file (keep only proc file)
691 * Rename lttng-debugfs-abi files to lttng-abi
693 2011-12-13 LTTng modules 2.0-pre11
694 * Fix OOPS caused by reference of config pointer
695 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
696 * lttng lib: ring buffer move null pointer check to open
697 * lttng lib: ring buffer remove duplicate null pointer
698 * lttng lib: ring buffer: remove stale null-pointer
699 * lttng wrapper: add missing include to kallsyms wrapper
700 * lttng: cleanup one-bit signed bitfields
702 * Update symbol name length max size to 256
703 * Fix last modifications to string_from_user operations
704 * Document that depmod needs to be executed by hand
705 * Fix strlen_user fault space reservation
706 * Fix tp_copy_string_from_user handling of faults
707 * Disable block layer tracing support for kernels < 2.6.38
708 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
709 * Update trace clock warning to match the current development plan
710 * ringbuffer: make ring buffer printk less verbose
711 * Makefile: do not run depmod manually
713 2011-09-30 LTTng modules 2.0-pre10
714 * x86-32: override sys_mmap syscall instrumentation
717 2011-09-29 LTTng modules 2.0-pre9
718 * x86 32 syscalls: fix !CONFIG_UID16
719 * Use __string_from_user
720 * Add __string_from_user
721 * Rename "comm" context to "procname"
722 * Fetch "type" name field for mount syscall
723 * Create common override file for all architectures
724 * Shrink stack size usage
725 * Cleanup: remove unused lttng-compat-syscalls.c file
726 * Support detailed compat syscalls on x86_64
728 * Add disabled compat syscalls detail (work in progress)
729 * Add config compat support for detailed x86_32 syscalls
730 * Handle newer 3.1+ perf API
731 * Add dummy x86-32 override headers
732 * Bind x86-32 syscall headers
733 * Add x86-32 syscall headers
734 * Add check for KALLSYMS_ALL in syscall extraction script
735 * Automate string extraction for syscalls
736 * Automate syscall filename/pathname extraction
737 * Add exit to ring_buffer_frontend so module is unloadable
738 * Add sys_open filename (x86_64)
739 * Add missing memcpy callback
740 * copy_from_user and memset
741 * Add missing alignment after header write
742 * lib ring buffer: add frontend init as module_init
743 * lib ring buffer frontend: add missing lock initialization
744 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
745 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
746 * Create override for sys_mmap
747 * Rename syscalls -> syscall in LTTng ABI
748 * Use different event name for compat syscalls
749 * Allow trace syscall table override
750 * Add dummy override files
751 * syscall detail: add override capability
752 * Add pointer pretty-print heuristics
754 * Rename sys exit errno into ret
755 * Enable detailed syscalls only for native x86_64
756 * Use "unknown" for compat syscalls
757 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
760 * Only enable detailed syscalls for x86_64 for now
761 * Merge unknown syscall method with extended detail method
762 * Add underscore prefix before event names
763 * Add syscalls pointers detailed syscall tracing
764 * Use perl for regexp
765 * Support generation of syscall probes for those with pointers
766 * Support detailed syscalls with 0 arguments
767 * detailed syscall tracing (work in progress)
768 * Expose /proc/lttng file
769 * Implement detailed syscall event probe
770 * Disable perf build for < 2.6.33 kernels
771 * Syscall detail mode: generate syscall table
772 * block instrumentation: write cmd as hex sequence
773 * lttng-events TRACE_EVENT generator cleanup
774 * block layer instrumentation: fix cmd field
775 * Remove 0 args syscalls for now from type-aware syscall cb generator
776 * Generate trace syscall table macros
777 * Put syscall tracing without arg types back in place
778 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
779 * lttng events probes: don't clash with "ctx" variable name
780 * lib ring buffer must take private pointer copy before decrementing refcount
782 2011-08-16 LTTng modules 2.0-pre8
783 * Fix metadata buffer wait/wakeup
785 2011-08-12 LTTng modules 2.0-pre7
786 * Add missing module refcount to lttng_tracepoint_list_fops
787 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / deliverable / lttng-modules.git / blob