1 2017-10-05 (National Techies Day) LTTng modules 2.10.2
2 * Fix: update block instrumentation for 4.14 kernel
3 * Revert "Fix: update block instrumentation for kernel 4.14"
5 2017-10-03 (National Techies Day) LTTng modules 2.10.1
6 * Fix: version check error in btrfs instrumentation
7 * Fix: update btrfs instrumentation for kernel 4.14
8 * Fix: update writeback instrumentation for kernel 4.14
9 * Fix: update block instrumentation for kernel 4.14
10 * Fix: vmalloc wrapper on kernel < 2.6.38
11 * Fix: vmalloc wrapper on kernel >= 4.12
12 * Add kmalloc failover to vmalloc
13 * Fix: mmap: caches aliased on virtual addresses
14 * Fix: update ext4 instrumentation for kernel 4.13
16 2017-08-01 (World Wide Web Day) LTTng modules 2.10.0
17 * Fix: Sleeping function called from invalid context
18 * Fix: sched for v4.11.5-rt1
19 * Fix: handle missing ftrace header on v4.12
21 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.10.0-rc2
22 * Fix: pid tracker should track "pgid"
23 * Fix: Build ftrace probe on kernels prior to 4.12
24 * Fix: update ftrace probe for kernel 4.12
25 * Fix: update block instrumentation for kernel 4.12
26 * Fix: Add support for 4.9.27-rt18 kernel
27 * Fix: update btrfs instrumentation for kernel 4.12
28 * Fix: update ringbuffer for kernel 4.12
29 * Fix: update sched instrumentation for kernel 4.12
30 * Fix: ext3 was completely removed from the kernel in v4.3
31 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
32 * Fix: add "flush empty" ioctl for stream intersection
33 * Revert "Fix: flush empty packets on snapshot channel"
34 * Revert "Fix: don't perform extra flush on metadata channel"
36 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
37 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
38 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
39 * Fix: Always build vmscan probe
40 * Cleanup: formatting in strutils_star_glob_match explanation
41 * Fix: introduce LTTNG_SIZE_MAX for older kernels
42 * Use SIZE_MAX instead of -1ULL for size_t parameter
43 * filter: use SIZE_MAX for size_t
44 * Fix: out of bound array access in filter code
45 * Add support for star globbing patterns in event names
46 * Filtering: add support for star-only globbing patterns
47 * Add string utilities
48 * lttng-abi.c: cleanup whitespaces
49 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
50 * Fix: kref changes for kernel 4.11
51 * Fix: atomic_add_unless() returns true/false rather than prior value
52 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
53 * Fix: update scsi instrumentation for kernel 4.11
54 * Fix: changes to the vm_op fault cb prototype in libringbuffer
55 * Fix: update btrfs instrumentation for kernel 4.11
56 * Fix: update mm_vmscan instrumentation for kernel 4.11
57 * Fix: section mismatch warning caused by __exit annotation
58 * socketpair: extend syscall socketpair tracing information
59 * Remove events/mainline unused headers
61 * Fix: nmi-safe clock on 32-bit systems
62 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
63 * Fix: 4.10 hotplug adaptation backward compat
64 * Fix: 4.10 btrfs instrumentation update backward compat
65 * Update btrfs instrumentation for 4.10 kernel
66 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
67 * btrfs instrumentation: update to 4.10 kernel
68 * timer instrumentation: adapt to ktime_t without union
69 * Add load/unload messages to kernel log
70 * Update version to 2.10.0-pre
71 * Fix: asoc instrumentation for RHEL 7.3
72 * Fix: SCSI instrumentation for SLES12 SP2
73 * Add SUSE Linux Enterprise kernel version tests
74 * Filter code relicensing to MIT license
75 * Add task cpu in process statedump
76 * Performance: add missing unlikely in reserve
77 * Fix: preemptible and migratable context error handling
78 * Fix: bump stable kernel version ranges for clock work-around
80 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
81 * Fix: i2c: support kernels < 3.15
82 * Fix: show warning for broken clock work-around
83 * Bump minor ABI version
84 * Fix: work-around upstream Linux timekeeping bug
85 * Add support for i2c tracepoints
86 * Cleanup: makefile version checks with single "ge"
87 * Performance: special-case NULL in lttng_strlen_user_inatomic
88 * Fix: lttng_inline_memcpy does not take a __user argument
89 * Performance: implement lttng_inline_memcpy
90 * Performance: cache the backend pages pointer in context
91 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
92 * Performance: Only dereference commit index once
93 * Performance: Mark channel and buffer event disabled check unlikely
94 * Performance: Relax atomicity constraints for crash handling
95 * Performance: mark ring buffer do_copy callers always inline
96 * Performance: mark lib_ring_buffer_write always inline
97 * Kconfig: select TRACEPOINTS when built-in
98 * Performance: disable event counting by default
99 * Fix: handle large number of pages or subbuffers per buffer
100 * Fix: unregister cpu hotplug notifier on buffer alloc error
101 * Fix: sa_family is of type unsigned short
102 * Fix: check for sizeof sa_family to save sa_family in accept and connect
103 * Fix: use printk_once() for wrapper warning messages
104 * Fix: btrfs instrumentation for 4.8 kernel
105 * Fix: update mm_vmscan instrumentation for kernel 4.8
106 * Fix: napi instrumentation for 4.8 kernels
107 * Fix: update block instrumentation to compile on 4.8 kernels
108 * Cleanup: reuse code in accept() and accept4() instrumentation
109 * Add x86-64 override for accept4 syscall
110 * Fix: timer wrapper: support kernels >= 4.8
111 * Performance: split check deliver fast/slow paths
112 * Fix: x86-64 accept instrumentation
113 * Fix: Add support for 4.6.4-rt8 kernel
114 * Fix: update scsi instrumentation for 4.7+ kernels
115 * Fix: Use fs_initcall instead of rootfs_initcall
116 * Fix: Add kernel configuration for lttng clock plugin
117 * Fix: the clock plugin must be initiated before first use of the clock
118 * Fix: tests/Kbuild for older kernels
119 * Cleanup: __dynamic_len_idx set but not used warning
120 * Cleanup: coding style and comments of net.h
121 * net: Add TCP header data to net_* tracepoints
122 * net: Add IPv4/IPv6 header data to net_* tracepoints
123 * Fix: endianness for the container type of enum
124 * enumeration autoincrement: use if/else logic
125 * Cleanup trailing whitespaces
126 * lttng-test probe: test ctf_enum_auto()
127 * Add ctf_enum_auto() for autoincrementing enumeration values
128 * Implement session statedump command
129 * Fix: annotate bytecode interpreter for kernel stack validator
130 * Update version to 2.9.0-pre
131 * Fix: ring buffer: honor switch parameter type in remote switch
132 * Fix: only flush non-metadata channels
133 * Fix: don't perform extra flush on metadata channel
134 * select, poll and epoll_wait overrides on ARM 32-bit
135 * Fix: flush empty packets on snapshot channel
136 * Fix: do not generate packet at destroy after stop
137 * Fix: compat ioctl for flush/get metadata version
138 * Fix: ctf_string() should handle NULL pointers
139 * Fix: portability: no arith on void pointer
140 * Fix: add missing tests/Kbuild
141 * Test clock override plugin
142 * Fix: add modules target to base Makefile
143 * Fix: make clean does not include dot-config
144 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
145 * Documentation: document that CONFIG_MODULES not required when builtin
146 * Fix: add missing errno include in random wrapper
147 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
148 * Fix: copy_from_user size when limited allocation
149 * Extract the payload of epoll_wait/epoll_pwait
150 * Extract the payload for epoll_ctl
151 * Extract the FDs and flags from poll and ppoll
152 * Extract the FD sets in select and pselect6
153 * Add ctf_integer_bitfield_type
154 * Implement enumeration type
155 * Implement custom field support
156 * Implement variant type
157 * Implement shadow stack for dynamic len
158 * libringbuffer: implement event too big API
159 * Implement structure, compound array/sequence types
160 * Fix: integer endianness metadata generation
161 * Fix: endianness of integers received by filter
162 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
163 * Fix: RHEL kernel 3.10.0-327.13.1 compat
164 * Fix: ctf_user_integer should not trigger page fault
165 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
166 * Add comment describing ioctl number duplication
167 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
168 * Fix: Remove dead code from filter interpreter
169 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
170 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
171 * Fix: use of uninitialized ret value in lttng_abi_create_event
172 * Fix: kmem instrumentation: remove unused gfpflags.h include
173 * Fix: 4.6 kernel: use in_compat_syscall
174 * Fix: use BUG_ON instead of accessing array subscript above array bounds
175 * Fix: Add granularity to RHEL kernel version checks
177 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
178 * Bump minor tracer ABI version
179 * Fix: build against out-of-tree kernel build
180 * probes/Kbuild: remove upper level header path
181 * Move leftover relative include paths to system paths
182 * syscall instrumentation: use system headers
183 * tracepoint event instrumentation: use system headers
184 * Use system include path in wrappers
185 * libs: use system include paths
186 * Use system header paths in core implementation files
187 * Use system include paths in root directory headers
188 * Use system include paths in probes
190 * Use system include paths in lttng-types.h
191 * Use system include paths in lttng-tracepoint-event-impl.h
192 * Use system include path in probes/define_trace.h
193 * Use system include paths in probes/lttng-tracepoint-event-impl.h
194 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
195 * Add makefile directory to include path
196 * Fix: event ctx get size should be after chan ctx
197 * Fix: filter interpreter with userspace strings
198 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
199 * Fix: format address fields as hexadecimal
200 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
201 * Fix: system call instrumentation overrides
202 * Fix: page_alloc wrapper incorrect parenthesis
203 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
204 * Fix: add struct user_msghdr forward declaration for older kernels
205 * Cleanup: Remove unused lttng-types module
206 * Fix: add missing versions and init call for page_alloc wrapper
207 * Fix: Define lttng-tracer metadata only once
208 * Fix: Add CONFIG_LTTNG to modules_install target
209 * Fix: Use kbuild env instead of a custom var KERNELDIR
210 * Update clock offset comment
211 * clock offset: print negative value in metadata
212 * Fix: handle negative clock offset
213 * Fix: sched instrumentation for 4.1-rt11
214 * Add RT patch version macros
215 * Expect filter context identifiers starting with $ctx.
216 * ARM64: wire up compat system calls
217 * Add support for arm64 syscalls
218 * Fix: Ubuntu kernel range for block_rq_complete
219 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
220 * Fix: update vmscan instrumentation for kernel 4.5
221 * Fix: check reference counts for overflow
222 * Fix: RHEL 7.2 scsi instrumentation
223 * Fix: RHEL 7.2 kvm instrumentation
224 * Kconfig: describe both module and in-kernel compilation options
225 * Add comments and indentation to Makefile
226 * Add support for built-in kernel build
227 * Rename sub makefiles to Kbuild
228 * Cleanup sub makefiles
229 * Make goals configurable with CONFIG_LTTNG
230 * Fix: Use generic raw_irqs_disabled_flags
231 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
232 * Fix: update sched instrumentation for kernel 4.4.0
233 * Bump version number for development branch
234 * Fix: interruptible context: reversed logic
235 * Contexts for RT debugging
236 * Fix: instrumentation: v4lv2 missing include
237 * Fix: header size larger than 256 bytes
238 * Instrument x86 page faults
239 * Fix: irq_vectors TRACE_SYSTEM name
240 * Instrument x86_irq_vectors
241 * Fix: tracepoint listing misses last loaded probe
242 * Fix: lttng trace-clock needs to disable preemption
243 * Tracepoint event: add "TP_code_post()"
244 * Implement array and sequence bitfields
245 * Fix: kmem: add mm.h include
246 * Add page frame number (pfn) to kmem page events
247 * Use pfn rather than struct page in ring buffer array
248 * Implement clock plugin support
249 * Command to regenerate the metadata of a session
250 * Fix: writeback instrumentation update for 4.3 Linux kernel
251 * Fix: update sched wakeup instrumentation for 4.3 kernel
252 * Fix: lttng-test build failure for kernels < 3.0
253 * Use 3.18 syscall instrumentation for MIPS32
254 * Update the MIPS32 syscall instrumentation to 3.18
255 * Fix: Move pipe override to the arch specific pointers_override.h
256 * Implement lttng test module
257 * Cleanup: remove logically dead code
258 * Fix: filter validator use after free
259 * Fix: use after free in channel release
260 * Fix: non-enabler events should be disabled by default
261 * Fix: build failure on 2.6.36
262 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
263 * Fix: writeback instrumentation for 4.2 kernels
264 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
265 * Add stream instance id to the packet header
266 * Add a packet sequence number
267 * Fix: kmem probe with Ubuntu 3.13 kernels
268 * Fix: disable kvm probe if lapic.h isn't found
269 * Fix: timer instrumentation for 4.2 kernels
270 * Fix: ext4 instrumentation for 4.2 kernels
271 * Fix: kvm instrumentation for 4.2 kernels
272 * Fix: allow LTTng to be built within kernel tree
274 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
275 * Fix: Building the event list fails on fragmented memory
276 * Fix: use after free on metadata cache reallocation
277 * Fix: version checks for kernel 4.0
278 * Fix: Incorrect Ubuntu kernel patchlevel
279 * Fix: cpu-id context should use int type
280 * Implement cpu-id context
281 * Implement cpu_id context for filtering
282 * Fix: context printk mismatch on error
283 * Cleanup: misleading comment about deferrable timer
285 * Fix: Update kmem event for Ubuntu's 3.16 kernel
286 * Fix: RHEL 7.1 block instrumentation
287 * Fix: add RHEL version macros
288 * Fix: add missing parenthesis in ubuntu version check
289 * Fix: remove regmap instrumentation for kernels < 4.1
290 * Fix: Update kmem event for recent Ubuntu kernel
291 * Fix: missing statedump end event when block device listing available
292 * Fix: don't generate incorrect macros for debian/ubuntu version check
293 * Revert "Fix: build against Ubuntu kernels"
294 * Fix: build against Ubuntu kernels
295 * Add namespace info in sched_fork and statedump
296 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
297 * Fix: printk instrumentation: remove "condition" tracepoints
298 * Fix: regmap build against kernel 4.0 kernel headers
299 * Add mmu_valid_gen field to mmutrace events
300 * Fix: add missing x86 mmutrace kernel header include
301 * Fix: x86 mmutrace event extra field for kernels >= 3.11
302 * Fix: remove execute flag from kvm.h file
303 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
304 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
305 * Fix: 4.1-rc1 Linux build and regmap instrumentation
306 * Fix: don't clash with older Debian kernel versions
307 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
308 * Fix: discover Debian API
309 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
310 * Fix: atomic.h wrapper for kernels < 2.6.37
311 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
312 * Fix: add missing types.h include for older kernels
313 * Fix: add hlist lttng wrappers
314 * Fix: add struct file_handle forward declaration
315 * Fix: string length calculation reversed user vs kernel args
316 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
317 * Fix: add lttng rcu wrapper to allow tracing RCU
318 * Fix: double-unlock of session mutex
319 * Fix: check that class and instance prototype match
320 * Fix: lttng-events.h check function takes void
321 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
322 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
323 * Fix: Include utsrelease.h in lttng-kernel-version.h
324 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
325 * Fix: old kernels need module.h included before vermagic.h
326 * Fix: net instrumentation for kernels 2.6.39 and below
327 * Fix: version condition in makefile
328 * Implement wrapper around get_pfnblock_flags_mask
329 * Be more restrictive in provider name check
330 * Fix: net instrumentation namespacing
331 * Fix: compaction instrumentation namespacing
332 * Fix: Support 4.x kernel versions in Makefile
333 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
334 * Fix: add missing module.h include to lttng-probe-user.c
335 * Fix: use lttng hlist wrapper in wildcard and filter
336 * Fix: namespace asoc and kmem instrumentation
337 * Fix: update instrumentation after wildcard rebase
338 * Fix: lttng_abi_syscall_list does not need to be exported
339 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
340 * Remove now unused syscalls.h from lttng-modules
341 * Filter: start with enabler "disabled"
342 * Fix coverity warning about sizeof(void **) != sizeof(void *)
343 * Fix length type and text sequence base
344 * Fix: TP_FIELDS: add missing headers
345 * Migrate syscall instrumentation to TP_FIELDS
346 * Migrate tracepoint instrumentation to TP_FIELDS
347 * Implement filtering infrastructure
348 * syscall wildcards: apply syscall filtering
349 * Implement syscall wildcard support
350 * Implement tracepoint wildcard support
351 * Namespace all tracepoints
352 * Implement list.h wrapper for hlist in older kernels
353 * Implement listing of pid tracker content
354 * Implement PID tracking
355 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
356 * Fix: update writeback instrumentation for kernel 4.0+
357 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
358 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
359 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
360 * Fix: missing parenthesis in offset_align_floor
361 * Fix: implement time.h wrapper for FD_ISSET
362 * Fix: update sched instrumentation for 3.19+ kernels
363 * Fix: update rcu instrumentation for 3.19+ kernels
364 * Fix: update scsi instrumentation for 3.19+ kernels
365 * Fix: update module instrumentation for 3.19+ kernels
366 * Fix: Add f_dentry wrapper for 3.19+ kernels
367 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
368 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
369 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
370 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
371 * Conditional compilation introduced by lttng-modules commit
372 * Fix: compaction instrumentation update for 3.14.x stable kernels
373 * Fix: context alignment not properly handled
374 * Fix compilation on Linux kernel >= 3.18.0
375 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
377 2014-10-20 LTTng modules 2.6.0-rc1
378 * Expose lttng-modules ABI version ioctl
379 * Fix: syscall list ioctl number conflict
380 * lttng-modules: fix build for non-x86
381 * Fix: syscall listing of session
382 * Print build warning when writeback probe is disabled
383 * Add atomic.h wrapper for before/after atomic
384 * Fix compilation on Ubuntu 14.10
385 * Fix: export name as text array in writeback
386 * Cleanup: remove unused trace_clock_read32()
387 * Use 3.17 ktime_get_mono_fast_ns() new API
388 * Check for stale version.h files
389 * Fix: compile lttng_statedump_process_ns on Ubuntu
390 * Reverse version check logic in lttng_statedump_process_ns
391 * Fix block_rq_complete TP on Ubuntu kernel
392 * Introduce macros to check Ubuntu kernel version
393 * Sync writeback tracepoints from mainline
394 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
395 * Fix: hander negative get_syscall_nr return value
396 * Fix: statedump: close_on_exec flag backward compat
397 * Fix instrumentation of vmscan for older kernels
398 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
399 * Fix: syscall listing: handle "enable all syscall"
400 * Fix: don't allow disabling syscalls when none are enabled
401 * Fix: syscall: fail disable all if all already disabled
402 * Fix: syscall filtering: NULL pointer deref
403 * Cleanup: list syscall without syscall_entry prefix
404 * Fix: syscall_list_show NULL pointer deref
405 * implement syscall mask getter
406 * Cleanup: lttng-abi.h coding style
407 * syscall listing: show syscall ID
408 * Allow events with same name to be enabled for each channel
409 * ABI: use enable a syscall ABI field name
410 * Implement syscall listing
411 * Fix: tracepoint list anonymous file name
412 * Fix: syscall filtering: disable all syscalls
413 * syscall tracing: input/output parameter handling for all arch
414 * lttng-get-syscall-inout.sh depends on bash
415 * Fix generate syscall header script: add missing escape char
416 * syscall instrumentation: handle copy_from_user return value
417 * Rename LTTng syscall instrumentation macros
418 * Rename LTTng instrumentation macros
419 * Extract input/output arguments from accept and connect syscalls
420 * syscall: extract pipe and pipe2 output args
421 * Remove sys_ prefix from syscall names
422 * System call inout/output arg processing
423 * Update syscall inout table
424 * Add syscall inout table
425 * Extract syscall exit ret value on x86 32/64
426 * Extract system call exit return value
427 * Syscall filtering: apply to syscall exit
428 * System call filtering
429 * asoc.h: fix build with v3.17 kernel
430 * Fix: lttng-modules teardown NULL pointer OOPS
431 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
432 * Modernize README using Markdown
433 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
434 * Add cscope to gitignore
435 * Update kvm instrumentation: compile on 3.17-rc1
436 * Update statedump to 3.17 nsproxy locking
437 * Fix: noargs probes should calculate alignment and event length
438 * Update compaction instrumentation to 3.16 kernel
439 * Update vmscan instrumentation to 3.16 kernel
441 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
444 2014-06-27 LTTng modules 2.5.0-rc2
445 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
446 * Fix: statedump handle oom case, handle errors
447 * Fix: correct typo in kernel version number
448 * Fix: blktrace instrumentation for backported branches
449 * Fix: statedump block devices OOPS
451 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
452 * Add TID field to some block_* events
453 * Fix: refuse overwrite mode buffers with less than two subbuffers
454 * Fix: lttng modules system call generation script
455 * Dump FD flags and mode on state dump
456 * Fix: incorrect rwbs field type in block_bio_queue
457 * Fix: blktrace instrumentation for v3.2.58+ stable branch
458 * Fix: pass proper args when writing commit counter
459 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
460 * Fix: allow racy tracepoint string input from kernel and userspace
461 * Statedump event for block devices
462 * Fix: update v4l2 instrumentation to 3.15 kernel
463 * Fix: ext4 update instrumentation to 3.15 kernel
464 * Fix: update block instrumentation to 3.15 kernel
465 * Fix: module instrumentation: update to 3.15 kernel
466 * Adapt to 3.15 tracepoint API
467 * Kernel 3.15 don't define map unmap for pipe
468 * Fix: add missing module version in v4l2 probe
469 * Add V4L2 instrumentation
470 * Fix: rcu instrumentation: add const qualifier to char pointers
471 * Fix: add missing module version information
472 * Use kernel 3.13 syscall tables for MIPS32
473 * Add MIPS32 syscalls extracted from a 3.13 kernel
474 * Fix: block instrumentation: < 3.14 don't have bi_iter
475 * Fix: update btrfs instrumentation to kernel 3.14
476 * Fix: update block layer instrumentation to kernel 3.14
477 * Fix: remove __exit annotation
478 * Fix file permissions for lttng-statedump-impl.c
481 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
482 * Fix: load state dump even if work-around lookup fails
483 * Cleanup: fix comment
484 * Fix: correctly version kvm events to build against v3.0 kernel
485 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
487 2014-02-14 LTTng modules 2.4.0-rc4
488 * Fix: use after free in ring buffer clients
489 * Fix: Add statedump exit so module is not permanent
490 * Cleanup: move callback init to static initialization
491 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
493 2014-01-29 LTTng modules 2.4.0-rc3
494 * Fix: tracepoint event name mapping at unregister
495 * Fix: tracepoint name remapping
496 * Fix: enable event error path memory corruption
497 * Update kvm instrumentation to Linux 3.13
498 * Update sched instrumentation to Linux 3.13
499 * Fix: provide more precise error report for enable event
500 * Fix: quote event name in metadata
501 * Add version info to lttng-tracer.ko modinfo
503 2013-12-10 LTTng modules 2.4.0-rc2
504 * Fix: client_packet_header() uses wrong packet
505 * Cleanup: fix typo in ring buffer backend comment
506 * Fix: handle unknown event type parameter
507 * Fix: eliminate timestamp overlap between packets
508 * gcc blacklist: only apply when building with gcc
509 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
511 2013-11-15 LTTng modules 2.4.0-rc1
512 * Update ext4 instrumentation to Linux 3.12
513 * Update RCU instrumentation to Linux 3.12
514 * Update btrfs instrumentation to 3.12 kernel
515 * Update vmscan instrumentation to Linux 3.12
516 * update: kmem instrumentation 3.12 kernel support
517 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
518 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
519 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
520 * Add new tracepoint in KVM
521 * Blacklist kernels 3.10.13 and 3.11.2
522 * LTTng trace-clock: shrink kernel blacklist
523 * Metadata flush writes data from the cache
524 * Per-stream ioctl to get the current timestamp
525 * LTTng ringbuffer ABI calls for index generation
526 * Prepare LTTng override of ring buffer fops
527 * Blacklist Linux kernels 3.10+
529 2013-09-03 LTTng modules 2.3.0
530 * Fix: metadata stream should not reference session
531 * Fix: btrfs: support 3.11 Linux kernel
532 * statedump: remove KERN_DEBUG messages
533 * Fix: ext4: add missing tracepoints for 3.11 kernel
534 * Fix: ext4: Linux 3.11 support
535 * Fix: ext3: 3.11 Linux support
536 * Fix: statedump nsproxy 3.11 Linux support
538 2013-08-30 LTTng modules 2.3.0-rc2
539 * Fix: metadata lttng channel refcount
540 * README: lttng-modules incompatible with lttng 0.x patchset
542 2013-07-17 LTTng modules 2.3.0-rc1
543 * Fix: kvm x86 probes side-effect
544 * Fix: allow get/put subbuf in loop for metadata stream
545 * Add support for kvm x86 specific tracepoints
546 * Add mainline headers for kvm x86 tracepoints
547 * Remove old 3.0.4 x86-64 extracted syscall info
548 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
549 * Add syscalls extracted files from a 3.10-rc7 kernel
550 * Improve documentation of the syscall extractor script
551 * Fix: double length of __dynamic_len array
552 * Fix printk instrumentation
553 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
554 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
555 * Fix: SWITCH_FLUSH new sub-buffer checks
556 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
557 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
558 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
559 * Fix: handle writes of length 0
560 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
561 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
562 * print warning and return -EBUSY on double get_subbuf()
563 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
564 * Fix: don't do 0 byte event reservation
565 * Document that payload size need to be greater than 0
566 * Fix build and load against linux-2.6.33.x
567 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
568 * Metadata cache and multiple metadata channels
569 * fix block instrumentation probe signature mismatch for 3.9.x kernels
570 * fix: block instrumentation: NULL pointer dereference
571 * Update rcu instrumentation to 3.9.[0-4]
572 * Fix CPU hotplug section mismatches
573 * Add system calls definitions for powerpc-32
574 * Remove bashism in lttng-syscalls-generate-headers.sh
575 * Update ARM (32 bit) syscall tracepoints to 3.4
577 2013-05-09 LTTng modules 2.2.0-rc2
578 * Remove useless lttng_metadata probe
579 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
580 * Fix: 3.9.0 block layer instrumentation build
581 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
582 * Stop build if CONFIG_TRACEPOINTS is not set
583 * Add comments to endifs.
584 * Fix: remove ARM set_tls system call override
585 * Cleanup: arm sys_mmap whitespace
586 * Clean up using global_dirty_limit wrapper for writeback probe
588 2013-03-29 LTTng modules 2.2.0-rc1
590 * Fix: vmscan instrumentation build
591 * writeback instrumentation: remove duplicated structures
592 * block: update instrumentation to 3.9 rc kernel
593 * rcu: update to 3.9 rc kernel instrumentation
594 * workqueue instrumentation: remove duplicated structures
595 * Rename odd event names
596 * Introduce API to remap event names exposed by LTTng
597 * lttng-module: sched.h: Fix compilation on 3.9 kernel
598 * Fix Linux 3.8 btrfs probe warning
599 * Fix Linux 3.8 ext4 probe support
600 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
601 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
602 * instrumentation sched: add missing fork pid info
603 * Fix check in lttng_strlen_user_inatomic
604 * instrumentation: sync with Linux commit a1ce392
605 * Fix: statedump: missing locking, use lttng_iterate_fd
606 * Implement lttng_iterate_fd wrapper
607 * Instrumentation cleanup: kmem events should print hex pointers
608 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
609 * Fix: statedump hang/too early completion due to logic error
610 * Fix: statedump hang due to incorrect wait/wakeup use
611 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
612 * wrapper/perf.h: Fix kernel version condition
613 * Add new kernel probes instrumentation
614 * Update kernel probes to more detailed match to kernel versions
615 * Fix possible kernel build errors with linux-patches
616 * Add missing MIT license text to 3 files under this license
617 * Update sites using kernel version checking macro to new range
618 * Make upper bound of kernel version checking macro exclusive
619 * sock instrumentation: fix fields to get referenced values
620 * ext3 instrumentation: fix of assignment code conversion
621 * sched instrumentation: rename "pid" fields in sched_process_exec
622 * Remove remaining semicolons in TP_fast_assign blocks
623 * Fix compilation for 3.0 kernels that are named 2.6.40
624 * Fix compilation for 3.0 branch (>= 3.0.39)
625 * Add kernel version checking macro
626 * Remove semicolons in TP_fast_assign blocks
627 * Add ifdefs to net probe to support Linux 2.6.39
628 * Add kernel probes for supplementary subsystems
629 * Check if interrupt action name is not null in statedump
630 * Fix exec instrumentation: only for kernels 3.4.0 and higher
631 * Add TRACE_EVENT(sched_process_exec) to sched.h
632 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
633 * Fix warning with 3.6.0 kernel
634 * ABI with support for compat 32/64 bits
635 * Perform calculation on bit size in 64-bit
636 * Use uint64_t for packet header content size and packet size
637 * Fix: compat layer only on supported architectures
638 * Fix ring buffer 32/64 bits compat
639 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
640 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
641 * Fix: statedump missing check for NULL namespace
643 2012-09-10 LTTng modules 2.1.0-rc1
644 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
645 * Support for linux kernels 2.6.32 through 2.6.37
646 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
647 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
648 * Add env hostname information
649 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
650 * lttng_statedump_process_state for each PID NS
651 * Support the hostname context
652 * Fix: statedump namespaced pid, tid and ppid
653 * Fix: statedump: disable vm maps enumeration
654 * Fix: ensure userspace accesses are done with _inatomic
655 * Fix: vppid context should test for current nsproxy
656 * Add MIPS system call support
657 * Change mode of lttng-syscalls-generate-headers.sh to 755
658 * cleanup: fix typo in syscall instrumentation header
659 * Cleanup: remove trailing whitespace in README
660 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
661 * LTTng: probe-statedump: add #include <linux/sched.h>
662 * fix: signal_generate event should print utf8 for comm field
663 * Makes write operation a parameter for tp_memcpy macro
664 * Add coding style document
665 * Update instrumentation/events README file
666 * Add makefile target for preprocessor
667 * Fix: free_event_id check should compare unsigned int with -1U
668 * Use unsigned long type for events discarded counter
669 * Fix: update signal instrumentation for 3.4 kernel
670 * LTTng Modules ARM syscall instrumentation
671 * Fix: generate header missing echo -e for escape chars
672 * Fix: add missing uaccess.h include (for ARM)
673 * README: Document that CONFIG_MODULES is required
675 * Fix: document required and optional kernel config options in README
677 2012-03-29 LTTng modules 2.0.1
678 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
680 2012-03-20 LTTng modules 2.0.0
681 * First STABLE version
684 2012-03-20 LTTng modules 2.0.0-rc4
685 * Update README and add version name place-holder
687 2012-03-16 LTTng modules 2.0.0-rc3
688 * Fix clock offset 32-bit multiplication overflow
689 * Fix : wrong assign of fd in state dump
690 * License cleanup, ifdef namespace cleanup
691 * Fix: ensure power of 2 check handles 64-bit size_t entirely
693 2012-03-02 LTTng modules 2.0.0-rc2
694 * Fix: dmesg printout should not print metadata warnings
695 * Fix: use transport name as channel name
696 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
698 2012-02-20 LTTng modules 2.0.0-rc1
699 * Standardize version across toolchain
700 * statedump: Use old macro name for kernel 2.6.38
702 2012-02-16 LTTng modules 2.0-pre15
703 * Add timer instrumentation
704 * fix: need to undef mainline define
705 * fix: Include signal.h instead of irq.h for prototype match check
706 * Add signal instrumentation
708 2012-02-16 LTTng modules 2.0-pre14
709 * syscall tracing: sys_getcpu
710 * Add sys_clone x86 instrumentation
711 * statedump: fix include circular dep
712 * Implement state dump
714 2012-02-09 LTTng modules 2.0-pre13
716 * environment: write sysname, release, version, domain to metadata
717 * Allow open /proc/lttng for read & write
719 2012-02-02 LTTng modules 2.0-pre12
720 * Add x86 32/64 execve syscall instrumentation override
721 * Remove unused defines
723 * Use LTTNG_KERNEL_SYM_NAME_LEN
724 * Update version to 1.9.9
725 * Add missing double-quotes to clock uuid
726 * clock: read bootid as clock monotonic ID
729 * clock: output clock description in metadata
730 * Properly fix the timekeeping overflow detection
732 * rename lib-ring-buffer to lttng-lib-ring-buffer
734 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
737 * Remove debugfs file (keep only proc file)
738 * Rename lttng-debugfs-abi files to lttng-abi
740 2011-12-13 LTTng modules 2.0-pre11
741 * Fix OOPS caused by reference of config pointer
742 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
743 * lttng lib: ring buffer move null pointer check to open
744 * lttng lib: ring buffer remove duplicate null pointer
745 * lttng lib: ring buffer: remove stale null-pointer
746 * lttng wrapper: add missing include to kallsyms wrapper
747 * lttng: cleanup one-bit signed bitfields
749 * Update symbol name length max size to 256
750 * Fix last modifications to string_from_user operations
751 * Document that depmod needs to be executed by hand
752 * Fix strlen_user fault space reservation
753 * Fix tp_copy_string_from_user handling of faults
754 * Disable block layer tracing support for kernels < 2.6.38
755 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
756 * Update trace clock warning to match the current development plan
757 * ringbuffer: make ring buffer printk less verbose
758 * Makefile: do not run depmod manually
760 2011-09-30 LTTng modules 2.0-pre10
761 * x86-32: override sys_mmap syscall instrumentation
764 2011-09-29 LTTng modules 2.0-pre9
765 * x86 32 syscalls: fix !CONFIG_UID16
766 * Use __string_from_user
767 * Add __string_from_user
768 * Rename "comm" context to "procname"
769 * Fetch "type" name field for mount syscall
770 * Create common override file for all architectures
771 * Shrink stack size usage
772 * Cleanup: remove unused lttng-compat-syscalls.c file
773 * Support detailed compat syscalls on x86_64
775 * Add disabled compat syscalls detail (work in progress)
776 * Add config compat support for detailed x86_32 syscalls
777 * Handle newer 3.1+ perf API
778 * Add dummy x86-32 override headers
779 * Bind x86-32 syscall headers
780 * Add x86-32 syscall headers
781 * Add check for KALLSYMS_ALL in syscall extraction script
782 * Automate string extraction for syscalls
783 * Automate syscall filename/pathname extraction
784 * Add exit to ring_buffer_frontend so module is unloadable
785 * Add sys_open filename (x86_64)
786 * Add missing memcpy callback
787 * copy_from_user and memset
788 * Add missing alignment after header write
789 * lib ring buffer: add frontend init as module_init
790 * lib ring buffer frontend: add missing lock initialization
791 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
792 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
793 * Create override for sys_mmap
794 * Rename syscalls -> syscall in LTTng ABI
795 * Use different event name for compat syscalls
796 * Allow trace syscall table override
797 * Add dummy override files
798 * syscall detail: add override capability
799 * Add pointer pretty-print heuristics
801 * Rename sys exit errno into ret
802 * Enable detailed syscalls only for native x86_64
803 * Use "unknown" for compat syscalls
804 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
807 * Only enable detailed syscalls for x86_64 for now
808 * Merge unknown syscall method with extended detail method
809 * Add underscore prefix before event names
810 * Add syscalls pointers detailed syscall tracing
811 * Use perl for regexp
812 * Support generation of syscall probes for those with pointers
813 * Support detailed syscalls with 0 arguments
814 * detailed syscall tracing (work in progress)
815 * Expose /proc/lttng file
816 * Implement detailed syscall event probe
817 * Disable perf build for < 2.6.33 kernels
818 * Syscall detail mode: generate syscall table
819 * block instrumentation: write cmd as hex sequence
820 * lttng-events TRACE_EVENT generator cleanup
821 * block layer instrumentation: fix cmd field
822 * Remove 0 args syscalls for now from type-aware syscall cb generator
823 * Generate trace syscall table macros
824 * Put syscall tracing without arg types back in place
825 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
826 * lttng events probes: don't clash with "ctx" variable name
827 * lib ring buffer must take private pointer copy before decrementing refcount
829 2011-08-16 LTTng modules 2.0-pre8
830 * Fix metadata buffer wait/wakeup
832 2011-08-12 LTTng modules 2.0-pre7
833 * Add missing module refcount to lttng_tracepoint_list_fops
834 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob