1 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.9.3
2 * Fix: pid tracker should track "pgid"
3 * Fix: Build ftrace probe on kernels prior to 4.12
4 * Fix: update ftrace probe for kernel 4.12
5 * Fix: update block instrumentation for kernel 4.12
6 * Fix: Add support for 4.9.27-rt18 kernel
7 * Fix: update btrfs instrumentation for kernel 4.12
8 * Fix: update ringbuffer for kernel 4.12
9 * Fix: update sched instrumentation for kernel 4.12
10 * Fix: ext3 was completely removed from the kernel in v4.3
11 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
12 * Fix: add "flush empty" ioctl for stream intersection
13 * Revert "Fix: flush empty packets on snapshot channel"
14 * Revert "Fix: don't perform extra flush on metadata channel"
15 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
17 2017-04-25 (National Zucchini Bread Day) LTTng modules 2.9.2
18 * Fix: Always build vmscan probe
19 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
20 * Fix: kref changes for kernel 4.11
21 * Fix: atomic_add_unless() returns true/false rather than prior value
22 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
23 * Fix: update scsi instrumentation for kernel 4.11
24 * Fix: changes to the vm_op fault cb prototype in libringbuffer
25 * Fix: update btrfs instrumentation for kernel 4.11
26 * Fix: update mm_vmscan instrumentation for kernel 4.11
27 * Fix: section mismatch warning caused by __exit annotation
29 2017-02-17 (National Cabbage Day) LTTng modules 2.9.1
30 * Fix: nmi-safe clock on 32-bit systems
31 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
32 * Fix: 4.10 hotplug adaptation backward compat
33 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
34 * Fix: 4.10 btrfs instrumentation update backward compat
35 * Update btrfs instrumentation for 4.10 kernel
36 * btrfs instrumentation: update to 4.10 kernel
37 * timer instrumentation: adapt to ktime_t without union
38 * Fix: asoc instrumentation for RHEL 7.3
39 * Fix: SCSI instrumentation for SLES12 SP2
40 * Add SUSE Linux Enterprise kernel version tests
42 2016-11-29 (National Square Dance Day) LTTng modules 2.9.0
43 * Performance: add missing unlikely in reserve
44 * Fix: preemptible and migratable context error handling
46 2016-10-13 (International Day for Failure) LTTng modules 2.9.0-rc2
47 * Fix: bump stable kernel version ranges for clock work-around
49 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
50 * Fix: i2c: support kernels < 3.15
51 * Fix: show warning for broken clock work-around
52 * Bump minor ABI version
53 * Fix: work-around upstream Linux timekeeping bug
54 * Add support for i2c tracepoints
55 * Cleanup: makefile version checks with single "ge"
56 * Performance: special-case NULL in lttng_strlen_user_inatomic
57 * Fix: lttng_inline_memcpy does not take a __user argument
58 * Performance: implement lttng_inline_memcpy
59 * Performance: cache the backend pages pointer in context
60 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
61 * Performance: Only dereference commit index once
62 * Performance: Mark channel and buffer event disabled check unlikely
63 * Performance: Relax atomicity constraints for crash handling
64 * Performance: mark ring buffer do_copy callers always inline
65 * Performance: mark lib_ring_buffer_write always inline
66 * Kconfig: select TRACEPOINTS when built-in
67 * Performance: disable event counting by default
68 * Fix: handle large number of pages or subbuffers per buffer
69 * Fix: unregister cpu hotplug notifier on buffer alloc error
70 * Fix: sa_family is of type unsigned short
71 * Fix: check for sizeof sa_family to save sa_family in accept and connect
72 * Fix: use printk_once() for wrapper warning messages
73 * Fix: btrfs instrumentation for 4.8 kernel
74 * Fix: update mm_vmscan instrumentation for kernel 4.8
75 * Fix: napi instrumentation for 4.8 kernels
76 * Fix: update block instrumentation to compile on 4.8 kernels
77 * Cleanup: reuse code in accept() and accept4() instrumentation
78 * Add x86-64 override for accept4 syscall
79 * Fix: timer wrapper: support kernels >= 4.8
80 * Performance: split check deliver fast/slow paths
81 * Fix: x86-64 accept instrumentation
82 * Fix: Add support for 4.6.4-rt8 kernel
83 * Fix: update scsi instrumentation for 4.7+ kernels
84 * Fix: Use fs_initcall instead of rootfs_initcall
85 * Fix: Add kernel configuration for lttng clock plugin
86 * Fix: the clock plugin must be initiated before first use of the clock
87 * Fix: tests/Kbuild for older kernels
88 * Cleanup: __dynamic_len_idx set but not used warning
89 * Cleanup: coding style and comments of net.h
90 * net: Add TCP header data to net_* tracepoints
91 * net: Add IPv4/IPv6 header data to net_* tracepoints
92 * Fix: endianness for the container type of enum
93 * enumeration autoincrement: use if/else logic
94 * Cleanup trailing whitespaces
95 * lttng-test probe: test ctf_enum_auto()
96 * Add ctf_enum_auto() for autoincrementing enumeration values
97 * Implement session statedump command
98 * Fix: annotate bytecode interpreter for kernel stack validator
99 * Update version to 2.9.0-pre
100 * Fix: ring buffer: honor switch parameter type in remote switch
101 * Fix: only flush non-metadata channels
102 * Fix: don't perform extra flush on metadata channel
103 * select, poll and epoll_wait overrides on ARM 32-bit
104 * Fix: flush empty packets on snapshot channel
105 * Fix: do not generate packet at destroy after stop
106 * Fix: compat ioctl for flush/get metadata version
107 * Fix: ctf_string() should handle NULL pointers
108 * Fix: portability: no arith on void pointer
109 * Fix: add missing tests/Kbuild
110 * Test clock override plugin
111 * Fix: add modules target to base Makefile
112 * Fix: make clean does not include dot-config
113 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
114 * Documentation: document that CONFIG_MODULES not required when builtin
115 * Fix: add missing errno include in random wrapper
116 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
117 * Fix: copy_from_user size when limited allocation
118 * Extract the payload of epoll_wait/epoll_pwait
119 * Extract the payload for epoll_ctl
120 * Extract the FDs and flags from poll and ppoll
121 * Extract the FD sets in select and pselect6
122 * Add ctf_integer_bitfield_type
123 * Implement enumeration type
124 * Implement custom field support
125 * Implement variant type
126 * Implement shadow stack for dynamic len
127 * libringbuffer: implement event too big API
128 * Implement structure, compound array/sequence types
129 * Fix: integer endianness metadata generation
130 * Fix: endianness of integers received by filter
131 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
132 * Fix: RHEL kernel 3.10.0-327.13.1 compat
133 * Fix: ctf_user_integer should not trigger page fault
134 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
135 * Add comment describing ioctl number duplication
136 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
137 * Fix: Remove dead code from filter interpreter
138 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
139 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
140 * Fix: use of uninitialized ret value in lttng_abi_create_event
141 * Fix: kmem instrumentation: remove unused gfpflags.h include
142 * Fix: 4.6 kernel: use in_compat_syscall
143 * Fix: use BUG_ON instead of accessing array subscript above array bounds
144 * Fix: Add granularity to RHEL kernel version checks
146 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
147 * Bump minor tracer ABI version
148 * Fix: build against out-of-tree kernel build
149 * probes/Kbuild: remove upper level header path
150 * Move leftover relative include paths to system paths
151 * syscall instrumentation: use system headers
152 * tracepoint event instrumentation: use system headers
153 * Use system include path in wrappers
154 * libs: use system include paths
155 * Use system header paths in core implementation files
156 * Use system include paths in root directory headers
157 * Use system include paths in probes
159 * Use system include paths in lttng-types.h
160 * Use system include paths in lttng-tracepoint-event-impl.h
161 * Use system include path in probes/define_trace.h
162 * Use system include paths in probes/lttng-tracepoint-event-impl.h
163 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
164 * Add makefile directory to include path
165 * Fix: event ctx get size should be after chan ctx
166 * Fix: filter interpreter with userspace strings
167 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
168 * Fix: format address fields as hexadecimal
169 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
170 * Fix: system call instrumentation overrides
171 * Fix: page_alloc wrapper incorrect parenthesis
172 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
173 * Fix: add struct user_msghdr forward declaration for older kernels
174 * Cleanup: Remove unused lttng-types module
175 * Fix: add missing versions and init call for page_alloc wrapper
176 * Fix: Define lttng-tracer metadata only once
177 * Fix: Add CONFIG_LTTNG to modules_install target
178 * Fix: Use kbuild env instead of a custom var KERNELDIR
179 * Update clock offset comment
180 * clock offset: print negative value in metadata
181 * Fix: handle negative clock offset
182 * Fix: sched instrumentation for 4.1-rt11
183 * Add RT patch version macros
184 * Expect filter context identifiers starting with $ctx.
185 * ARM64: wire up compat system calls
186 * Add support for arm64 syscalls
187 * Fix: Ubuntu kernel range for block_rq_complete
188 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
189 * Fix: update vmscan instrumentation for kernel 4.5
190 * Fix: check reference counts for overflow
191 * Fix: RHEL 7.2 scsi instrumentation
192 * Fix: RHEL 7.2 kvm instrumentation
193 * Kconfig: describe both module and in-kernel compilation options
194 * Add comments and indentation to Makefile
195 * Add support for built-in kernel build
196 * Rename sub makefiles to Kbuild
197 * Cleanup sub makefiles
198 * Make goals configurable with CONFIG_LTTNG
199 * Fix: Use generic raw_irqs_disabled_flags
200 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
201 * Fix: update sched instrumentation for kernel 4.4.0
202 * Bump version number for development branch
203 * Fix: interruptible context: reversed logic
204 * Contexts for RT debugging
205 * Fix: instrumentation: v4lv2 missing include
206 * Fix: header size larger than 256 bytes
207 * Instrument x86 page faults
208 * Fix: irq_vectors TRACE_SYSTEM name
209 * Instrument x86_irq_vectors
210 * Fix: tracepoint listing misses last loaded probe
211 * Fix: lttng trace-clock needs to disable preemption
212 * Tracepoint event: add "TP_code_post()"
213 * Implement array and sequence bitfields
214 * Fix: kmem: add mm.h include
215 * Add page frame number (pfn) to kmem page events
216 * Use pfn rather than struct page in ring buffer array
217 * Implement clock plugin support
218 * Command to regenerate the metadata of a session
219 * Fix: writeback instrumentation update for 4.3 Linux kernel
220 * Fix: update sched wakeup instrumentation for 4.3 kernel
221 * Fix: lttng-test build failure for kernels < 3.0
222 * Use 3.18 syscall instrumentation for MIPS32
223 * Update the MIPS32 syscall instrumentation to 3.18
224 * Fix: Move pipe override to the arch specific pointers_override.h
225 * Implement lttng test module
226 * Cleanup: remove logically dead code
227 * Fix: filter validator use after free
228 * Fix: use after free in channel release
229 * Fix: non-enabler events should be disabled by default
230 * Fix: build failure on 2.6.36
231 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
232 * Fix: writeback instrumentation for 4.2 kernels
233 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
234 * Add stream instance id to the packet header
235 * Add a packet sequence number
236 * Fix: kmem probe with Ubuntu 3.13 kernels
237 * Fix: disable kvm probe if lapic.h isn't found
238 * Fix: timer instrumentation for 4.2 kernels
239 * Fix: ext4 instrumentation for 4.2 kernels
240 * Fix: kvm instrumentation for 4.2 kernels
241 * Fix: allow LTTng to be built within kernel tree
243 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
244 * Fix: Building the event list fails on fragmented memory
245 * Fix: use after free on metadata cache reallocation
246 * Fix: version checks for kernel 4.0
247 * Fix: Incorrect Ubuntu kernel patchlevel
248 * Fix: cpu-id context should use int type
249 * Implement cpu-id context
250 * Implement cpu_id context for filtering
251 * Fix: context printk mismatch on error
252 * Cleanup: misleading comment about deferrable timer
254 * Fix: Update kmem event for Ubuntu's 3.16 kernel
255 * Fix: RHEL 7.1 block instrumentation
256 * Fix: add RHEL version macros
257 * Fix: add missing parenthesis in ubuntu version check
258 * Fix: remove regmap instrumentation for kernels < 4.1
259 * Fix: Update kmem event for recent Ubuntu kernel
260 * Fix: missing statedump end event when block device listing available
261 * Fix: don't generate incorrect macros for debian/ubuntu version check
262 * Revert "Fix: build against Ubuntu kernels"
263 * Fix: build against Ubuntu kernels
264 * Add namespace info in sched_fork and statedump
265 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
266 * Fix: printk instrumentation: remove "condition" tracepoints
267 * Fix: regmap build against kernel 4.0 kernel headers
268 * Add mmu_valid_gen field to mmutrace events
269 * Fix: add missing x86 mmutrace kernel header include
270 * Fix: x86 mmutrace event extra field for kernels >= 3.11
271 * Fix: remove execute flag from kvm.h file
272 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
273 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
274 * Fix: 4.1-rc1 Linux build and regmap instrumentation
275 * Fix: don't clash with older Debian kernel versions
276 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
277 * Fix: discover Debian API
278 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
279 * Fix: atomic.h wrapper for kernels < 2.6.37
280 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
281 * Fix: add missing types.h include for older kernels
282 * Fix: add hlist lttng wrappers
283 * Fix: add struct file_handle forward declaration
284 * Fix: string length calculation reversed user vs kernel args
285 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
286 * Fix: add lttng rcu wrapper to allow tracing RCU
287 * Fix: double-unlock of session mutex
288 * Fix: check that class and instance prototype match
289 * Fix: lttng-events.h check function takes void
290 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
291 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
292 * Fix: Include utsrelease.h in lttng-kernel-version.h
293 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
294 * Fix: old kernels need module.h included before vermagic.h
295 * Fix: net instrumentation for kernels 2.6.39 and below
296 * Fix: version condition in makefile
297 * Implement wrapper around get_pfnblock_flags_mask
298 * Be more restrictive in provider name check
299 * Fix: net instrumentation namespacing
300 * Fix: compaction instrumentation namespacing
301 * Fix: Support 4.x kernel versions in Makefile
302 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
303 * Fix: add missing module.h include to lttng-probe-user.c
304 * Fix: use lttng hlist wrapper in wildcard and filter
305 * Fix: namespace asoc and kmem instrumentation
306 * Fix: update instrumentation after wildcard rebase
307 * Fix: lttng_abi_syscall_list does not need to be exported
308 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
309 * Remove now unused syscalls.h from lttng-modules
310 * Filter: start with enabler "disabled"
311 * Fix coverity warning about sizeof(void **) != sizeof(void *)
312 * Fix length type and text sequence base
313 * Fix: TP_FIELDS: add missing headers
314 * Migrate syscall instrumentation to TP_FIELDS
315 * Migrate tracepoint instrumentation to TP_FIELDS
316 * Implement filtering infrastructure
317 * syscall wildcards: apply syscall filtering
318 * Implement syscall wildcard support
319 * Implement tracepoint wildcard support
320 * Namespace all tracepoints
321 * Implement list.h wrapper for hlist in older kernels
322 * Implement listing of pid tracker content
323 * Implement PID tracking
324 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
325 * Fix: update writeback instrumentation for kernel 4.0+
326 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
327 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
328 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
329 * Fix: missing parenthesis in offset_align_floor
330 * Fix: implement time.h wrapper for FD_ISSET
331 * Fix: update sched instrumentation for 3.19+ kernels
332 * Fix: update rcu instrumentation for 3.19+ kernels
333 * Fix: update scsi instrumentation for 3.19+ kernels
334 * Fix: update module instrumentation for 3.19+ kernels
335 * Fix: Add f_dentry wrapper for 3.19+ kernels
336 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
337 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
338 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
339 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
340 * Conditional compilation introduced by lttng-modules commit
341 * Fix: compaction instrumentation update for 3.14.x stable kernels
342 * Fix: context alignment not properly handled
343 * Fix compilation on Linux kernel >= 3.18.0
344 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
346 2014-10-20 LTTng modules 2.6.0-rc1
347 * Expose lttng-modules ABI version ioctl
348 * Fix: syscall list ioctl number conflict
349 * lttng-modules: fix build for non-x86
350 * Fix: syscall listing of session
351 * Print build warning when writeback probe is disabled
352 * Add atomic.h wrapper for before/after atomic
353 * Fix compilation on Ubuntu 14.10
354 * Fix: export name as text array in writeback
355 * Cleanup: remove unused trace_clock_read32()
356 * Use 3.17 ktime_get_mono_fast_ns() new API
357 * Check for stale version.h files
358 * Fix: compile lttng_statedump_process_ns on Ubuntu
359 * Reverse version check logic in lttng_statedump_process_ns
360 * Fix block_rq_complete TP on Ubuntu kernel
361 * Introduce macros to check Ubuntu kernel version
362 * Sync writeback tracepoints from mainline
363 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
364 * Fix: hander negative get_syscall_nr return value
365 * Fix: statedump: close_on_exec flag backward compat
366 * Fix instrumentation of vmscan for older kernels
367 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
368 * Fix: syscall listing: handle "enable all syscall"
369 * Fix: don't allow disabling syscalls when none are enabled
370 * Fix: syscall: fail disable all if all already disabled
371 * Fix: syscall filtering: NULL pointer deref
372 * Cleanup: list syscall without syscall_entry prefix
373 * Fix: syscall_list_show NULL pointer deref
374 * implement syscall mask getter
375 * Cleanup: lttng-abi.h coding style
376 * syscall listing: show syscall ID
377 * Allow events with same name to be enabled for each channel
378 * ABI: use enable a syscall ABI field name
379 * Implement syscall listing
380 * Fix: tracepoint list anonymous file name
381 * Fix: syscall filtering: disable all syscalls
382 * syscall tracing: input/output parameter handling for all arch
383 * lttng-get-syscall-inout.sh depends on bash
384 * Fix generate syscall header script: add missing escape char
385 * syscall instrumentation: handle copy_from_user return value
386 * Rename LTTng syscall instrumentation macros
387 * Rename LTTng instrumentation macros
388 * Extract input/output arguments from accept and connect syscalls
389 * syscall: extract pipe and pipe2 output args
390 * Remove sys_ prefix from syscall names
391 * System call inout/output arg processing
392 * Update syscall inout table
393 * Add syscall inout table
394 * Extract syscall exit ret value on x86 32/64
395 * Extract system call exit return value
396 * Syscall filtering: apply to syscall exit
397 * System call filtering
398 * asoc.h: fix build with v3.17 kernel
399 * Fix: lttng-modules teardown NULL pointer OOPS
400 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
401 * Modernize README using Markdown
402 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
403 * Add cscope to gitignore
404 * Update kvm instrumentation: compile on 3.17-rc1
405 * Update statedump to 3.17 nsproxy locking
406 * Fix: noargs probes should calculate alignment and event length
407 * Update compaction instrumentation to 3.16 kernel
408 * Update vmscan instrumentation to 3.16 kernel
410 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
413 2014-06-27 LTTng modules 2.5.0-rc2
414 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
415 * Fix: statedump handle oom case, handle errors
416 * Fix: correct typo in kernel version number
417 * Fix: blktrace instrumentation for backported branches
418 * Fix: statedump block devices OOPS
420 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
421 * Add TID field to some block_* events
422 * Fix: refuse overwrite mode buffers with less than two subbuffers
423 * Fix: lttng modules system call generation script
424 * Dump FD flags and mode on state dump
425 * Fix: incorrect rwbs field type in block_bio_queue
426 * Fix: blktrace instrumentation for v3.2.58+ stable branch
427 * Fix: pass proper args when writing commit counter
428 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
429 * Fix: allow racy tracepoint string input from kernel and userspace
430 * Statedump event for block devices
431 * Fix: update v4l2 instrumentation to 3.15 kernel
432 * Fix: ext4 update instrumentation to 3.15 kernel
433 * Fix: update block instrumentation to 3.15 kernel
434 * Fix: module instrumentation: update to 3.15 kernel
435 * Adapt to 3.15 tracepoint API
436 * Kernel 3.15 don't define map unmap for pipe
437 * Fix: add missing module version in v4l2 probe
438 * Add V4L2 instrumentation
439 * Fix: rcu instrumentation: add const qualifier to char pointers
440 * Fix: add missing module version information
441 * Use kernel 3.13 syscall tables for MIPS32
442 * Add MIPS32 syscalls extracted from a 3.13 kernel
443 * Fix: block instrumentation: < 3.14 don't have bi_iter
444 * Fix: update btrfs instrumentation to kernel 3.14
445 * Fix: update block layer instrumentation to kernel 3.14
446 * Fix: remove __exit annotation
447 * Fix file permissions for lttng-statedump-impl.c
450 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
451 * Fix: load state dump even if work-around lookup fails
452 * Cleanup: fix comment
453 * Fix: correctly version kvm events to build against v3.0 kernel
454 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
456 2014-02-14 LTTng modules 2.4.0-rc4
457 * Fix: use after free in ring buffer clients
458 * Fix: Add statedump exit so module is not permanent
459 * Cleanup: move callback init to static initialization
460 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
462 2014-01-29 LTTng modules 2.4.0-rc3
463 * Fix: tracepoint event name mapping at unregister
464 * Fix: tracepoint name remapping
465 * Fix: enable event error path memory corruption
466 * Update kvm instrumentation to Linux 3.13
467 * Update sched instrumentation to Linux 3.13
468 * Fix: provide more precise error report for enable event
469 * Fix: quote event name in metadata
470 * Add version info to lttng-tracer.ko modinfo
472 2013-12-10 LTTng modules 2.4.0-rc2
473 * Fix: client_packet_header() uses wrong packet
474 * Cleanup: fix typo in ring buffer backend comment
475 * Fix: handle unknown event type parameter
476 * Fix: eliminate timestamp overlap between packets
477 * gcc blacklist: only apply when building with gcc
478 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
480 2013-11-15 LTTng modules 2.4.0-rc1
481 * Update ext4 instrumentation to Linux 3.12
482 * Update RCU instrumentation to Linux 3.12
483 * Update btrfs instrumentation to 3.12 kernel
484 * Update vmscan instrumentation to Linux 3.12
485 * update: kmem instrumentation 3.12 kernel support
486 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
487 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
488 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
489 * Add new tracepoint in KVM
490 * Blacklist kernels 3.10.13 and 3.11.2
491 * LTTng trace-clock: shrink kernel blacklist
492 * Metadata flush writes data from the cache
493 * Per-stream ioctl to get the current timestamp
494 * LTTng ringbuffer ABI calls for index generation
495 * Prepare LTTng override of ring buffer fops
496 * Blacklist Linux kernels 3.10+
498 2013-09-03 LTTng modules 2.3.0
499 * Fix: metadata stream should not reference session
500 * Fix: btrfs: support 3.11 Linux kernel
501 * statedump: remove KERN_DEBUG messages
502 * Fix: ext4: add missing tracepoints for 3.11 kernel
503 * Fix: ext4: Linux 3.11 support
504 * Fix: ext3: 3.11 Linux support
505 * Fix: statedump nsproxy 3.11 Linux support
507 2013-08-30 LTTng modules 2.3.0-rc2
508 * Fix: metadata lttng channel refcount
509 * README: lttng-modules incompatible with lttng 0.x patchset
511 2013-07-17 LTTng modules 2.3.0-rc1
512 * Fix: kvm x86 probes side-effect
513 * Fix: allow get/put subbuf in loop for metadata stream
514 * Add support for kvm x86 specific tracepoints
515 * Add mainline headers for kvm x86 tracepoints
516 * Remove old 3.0.4 x86-64 extracted syscall info
517 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
518 * Add syscalls extracted files from a 3.10-rc7 kernel
519 * Improve documentation of the syscall extractor script
520 * Fix: double length of __dynamic_len array
521 * Fix printk instrumentation
522 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
523 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
524 * Fix: SWITCH_FLUSH new sub-buffer checks
525 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
526 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
527 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
528 * Fix: handle writes of length 0
529 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
530 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
531 * print warning and return -EBUSY on double get_subbuf()
532 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
533 * Fix: don't do 0 byte event reservation
534 * Document that payload size need to be greater than 0
535 * Fix build and load against linux-2.6.33.x
536 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
537 * Metadata cache and multiple metadata channels
538 * fix block instrumentation probe signature mismatch for 3.9.x kernels
539 * fix: block instrumentation: NULL pointer dereference
540 * Update rcu instrumentation to 3.9.[0-4]
541 * Fix CPU hotplug section mismatches
542 * Add system calls definitions for powerpc-32
543 * Remove bashism in lttng-syscalls-generate-headers.sh
544 * Update ARM (32 bit) syscall tracepoints to 3.4
546 2013-05-09 LTTng modules 2.2.0-rc2
547 * Remove useless lttng_metadata probe
548 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
549 * Fix: 3.9.0 block layer instrumentation build
550 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
551 * Stop build if CONFIG_TRACEPOINTS is not set
552 * Add comments to endifs.
553 * Fix: remove ARM set_tls system call override
554 * Cleanup: arm sys_mmap whitespace
555 * Clean up using global_dirty_limit wrapper for writeback probe
557 2013-03-29 LTTng modules 2.2.0-rc1
559 * Fix: vmscan instrumentation build
560 * writeback instrumentation: remove duplicated structures
561 * block: update instrumentation to 3.9 rc kernel
562 * rcu: update to 3.9 rc kernel instrumentation
563 * workqueue instrumentation: remove duplicated structures
564 * Rename odd event names
565 * Introduce API to remap event names exposed by LTTng
566 * lttng-module: sched.h: Fix compilation on 3.9 kernel
567 * Fix Linux 3.8 btrfs probe warning
568 * Fix Linux 3.8 ext4 probe support
569 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
570 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
571 * instrumentation sched: add missing fork pid info
572 * Fix check in lttng_strlen_user_inatomic
573 * instrumentation: sync with Linux commit a1ce392
574 * Fix: statedump: missing locking, use lttng_iterate_fd
575 * Implement lttng_iterate_fd wrapper
576 * Instrumentation cleanup: kmem events should print hex pointers
577 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
578 * Fix: statedump hang/too early completion due to logic error
579 * Fix: statedump hang due to incorrect wait/wakeup use
580 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
581 * wrapper/perf.h: Fix kernel version condition
582 * Add new kernel probes instrumentation
583 * Update kernel probes to more detailed match to kernel versions
584 * Fix possible kernel build errors with linux-patches
585 * Add missing MIT license text to 3 files under this license
586 * Update sites using kernel version checking macro to new range
587 * Make upper bound of kernel version checking macro exclusive
588 * sock instrumentation: fix fields to get referenced values
589 * ext3 instrumentation: fix of assignment code conversion
590 * sched instrumentation: rename "pid" fields in sched_process_exec
591 * Remove remaining semicolons in TP_fast_assign blocks
592 * Fix compilation for 3.0 kernels that are named 2.6.40
593 * Fix compilation for 3.0 branch (>= 3.0.39)
594 * Add kernel version checking macro
595 * Remove semicolons in TP_fast_assign blocks
596 * Add ifdefs to net probe to support Linux 2.6.39
597 * Add kernel probes for supplementary subsystems
598 * Check if interrupt action name is not null in statedump
599 * Fix exec instrumentation: only for kernels 3.4.0 and higher
600 * Add TRACE_EVENT(sched_process_exec) to sched.h
601 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
602 * Fix warning with 3.6.0 kernel
603 * ABI with support for compat 32/64 bits
604 * Perform calculation on bit size in 64-bit
605 * Use uint64_t for packet header content size and packet size
606 * Fix: compat layer only on supported architectures
607 * Fix ring buffer 32/64 bits compat
608 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
609 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
610 * Fix: statedump missing check for NULL namespace
612 2012-09-10 LTTng modules 2.1.0-rc1
613 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
614 * Support for linux kernels 2.6.32 through 2.6.37
615 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
616 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
617 * Add env hostname information
618 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
619 * lttng_statedump_process_state for each PID NS
620 * Support the hostname context
621 * Fix: statedump namespaced pid, tid and ppid
622 * Fix: statedump: disable vm maps enumeration
623 * Fix: ensure userspace accesses are done with _inatomic
624 * Fix: vppid context should test for current nsproxy
625 * Add MIPS system call support
626 * Change mode of lttng-syscalls-generate-headers.sh to 755
627 * cleanup: fix typo in syscall instrumentation header
628 * Cleanup: remove trailing whitespace in README
629 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
630 * LTTng: probe-statedump: add #include <linux/sched.h>
631 * fix: signal_generate event should print utf8 for comm field
632 * Makes write operation a parameter for tp_memcpy macro
633 * Add coding style document
634 * Update instrumentation/events README file
635 * Add makefile target for preprocessor
636 * Fix: free_event_id check should compare unsigned int with -1U
637 * Use unsigned long type for events discarded counter
638 * Fix: update signal instrumentation for 3.4 kernel
639 * LTTng Modules ARM syscall instrumentation
640 * Fix: generate header missing echo -e for escape chars
641 * Fix: add missing uaccess.h include (for ARM)
642 * README: Document that CONFIG_MODULES is required
644 * Fix: document required and optional kernel config options in README
646 2012-03-29 LTTng modules 2.0.1
647 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
649 2012-03-20 LTTng modules 2.0.0
650 * First STABLE version
653 2012-03-20 LTTng modules 2.0.0-rc4
654 * Update README and add version name place-holder
656 2012-03-16 LTTng modules 2.0.0-rc3
657 * Fix clock offset 32-bit multiplication overflow
658 * Fix : wrong assign of fd in state dump
659 * License cleanup, ifdef namespace cleanup
660 * Fix: ensure power of 2 check handles 64-bit size_t entirely
662 2012-03-02 LTTng modules 2.0.0-rc2
663 * Fix: dmesg printout should not print metadata warnings
664 * Fix: use transport name as channel name
665 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
667 2012-02-20 LTTng modules 2.0.0-rc1
668 * Standardize version across toolchain
669 * statedump: Use old macro name for kernel 2.6.38
671 2012-02-16 LTTng modules 2.0-pre15
672 * Add timer instrumentation
673 * fix: need to undef mainline define
674 * fix: Include signal.h instead of irq.h for prototype match check
675 * Add signal instrumentation
677 2012-02-16 LTTng modules 2.0-pre14
678 * syscall tracing: sys_getcpu
679 * Add sys_clone x86 instrumentation
680 * statedump: fix include circular dep
681 * Implement state dump
683 2012-02-09 LTTng modules 2.0-pre13
685 * environment: write sysname, release, version, domain to metadata
686 * Allow open /proc/lttng for read & write
688 2012-02-02 LTTng modules 2.0-pre12
689 * Add x86 32/64 execve syscall instrumentation override
690 * Remove unused defines
692 * Use LTTNG_KERNEL_SYM_NAME_LEN
693 * Update version to 1.9.9
694 * Add missing double-quotes to clock uuid
695 * clock: read bootid as clock monotonic ID
698 * clock: output clock description in metadata
699 * Properly fix the timekeeping overflow detection
701 * rename lib-ring-buffer to lttng-lib-ring-buffer
703 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
706 * Remove debugfs file (keep only proc file)
707 * Rename lttng-debugfs-abi files to lttng-abi
709 2011-12-13 LTTng modules 2.0-pre11
710 * Fix OOPS caused by reference of config pointer
711 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
712 * lttng lib: ring buffer move null pointer check to open
713 * lttng lib: ring buffer remove duplicate null pointer
714 * lttng lib: ring buffer: remove stale null-pointer
715 * lttng wrapper: add missing include to kallsyms wrapper
716 * lttng: cleanup one-bit signed bitfields
718 * Update symbol name length max size to 256
719 * Fix last modifications to string_from_user operations
720 * Document that depmod needs to be executed by hand
721 * Fix strlen_user fault space reservation
722 * Fix tp_copy_string_from_user handling of faults
723 * Disable block layer tracing support for kernels < 2.6.38
724 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
725 * Update trace clock warning to match the current development plan
726 * ringbuffer: make ring buffer printk less verbose
727 * Makefile: do not run depmod manually
729 2011-09-30 LTTng modules 2.0-pre10
730 * x86-32: override sys_mmap syscall instrumentation
733 2011-09-29 LTTng modules 2.0-pre9
734 * x86 32 syscalls: fix !CONFIG_UID16
735 * Use __string_from_user
736 * Add __string_from_user
737 * Rename "comm" context to "procname"
738 * Fetch "type" name field for mount syscall
739 * Create common override file for all architectures
740 * Shrink stack size usage
741 * Cleanup: remove unused lttng-compat-syscalls.c file
742 * Support detailed compat syscalls on x86_64
744 * Add disabled compat syscalls detail (work in progress)
745 * Add config compat support for detailed x86_32 syscalls
746 * Handle newer 3.1+ perf API
747 * Add dummy x86-32 override headers
748 * Bind x86-32 syscall headers
749 * Add x86-32 syscall headers
750 * Add check for KALLSYMS_ALL in syscall extraction script
751 * Automate string extraction for syscalls
752 * Automate syscall filename/pathname extraction
753 * Add exit to ring_buffer_frontend so module is unloadable
754 * Add sys_open filename (x86_64)
755 * Add missing memcpy callback
756 * copy_from_user and memset
757 * Add missing alignment after header write
758 * lib ring buffer: add frontend init as module_init
759 * lib ring buffer frontend: add missing lock initialization
760 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
761 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
762 * Create override for sys_mmap
763 * Rename syscalls -> syscall in LTTng ABI
764 * Use different event name for compat syscalls
765 * Allow trace syscall table override
766 * Add dummy override files
767 * syscall detail: add override capability
768 * Add pointer pretty-print heuristics
770 * Rename sys exit errno into ret
771 * Enable detailed syscalls only for native x86_64
772 * Use "unknown" for compat syscalls
773 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
776 * Only enable detailed syscalls for x86_64 for now
777 * Merge unknown syscall method with extended detail method
778 * Add underscore prefix before event names
779 * Add syscalls pointers detailed syscall tracing
780 * Use perl for regexp
781 * Support generation of syscall probes for those with pointers
782 * Support detailed syscalls with 0 arguments
783 * detailed syscall tracing (work in progress)
784 * Expose /proc/lttng file
785 * Implement detailed syscall event probe
786 * Disable perf build for < 2.6.33 kernels
787 * Syscall detail mode: generate syscall table
788 * block instrumentation: write cmd as hex sequence
789 * lttng-events TRACE_EVENT generator cleanup
790 * block layer instrumentation: fix cmd field
791 * Remove 0 args syscalls for now from type-aware syscall cb generator
792 * Generate trace syscall table macros
793 * Put syscall tracing without arg types back in place
794 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
795 * lttng events probes: don't clash with "ctx" variable name
796 * lib ring buffer must take private pointer copy before decrementing refcount
798 2011-08-16 LTTng modules 2.0-pre8
799 * Fix metadata buffer wait/wakeup
801 2011-08-12 LTTng modules 2.0-pre7
802 * Add missing module refcount to lttng_tracepoint_list_fops
803 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob