1 2017-04-25 (National Zucchini Bread Day) LTTng modules 2.8.5
2 * Revert "Documentation: lttng-modules 2.8 supports Linux < 4.10"
3 * Fix: kref changes for kernel 4.11
4 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
5 * Fix: update scsi instrumentation for kernel 4.11
6 * Fix: changes to the vm_op fault cb prototype in libringbuffer
7 * Fix: update btrfs instrumentation for kernel 4.11
8 * Fix: update mm_vmscan instrumentation for kernel 4.11
9 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
10 * Fix: 4.10 hotplug adaptation backward compat
11 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
12 * Fix: 4.10 btrfs instrumentation update backward compat
13 * Update btrfs instrumentation for 4.10 kernel
14 * btrfs instrumentation: update to 4.10 kernel
15 * timer instrumentation: adapt to ktime_t without union
16 * Fix: Always build vmscan probe
17 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
18 * Fix: atomic_add_unless() returns true/false rather than prior value
19 * Documentation: lttng-modules 2.8 supports Linux < 4.10
21 2017-02-17 (National Cabbage Day) LTTng modules 2.8.4
22 * Fix: nmi-safe clock on 32-bit systems
23 * Fix: asoc instrumentation for RHEL 7.3
24 * Fix: SCSI instrumentation for SLES12 SP2
25 * Add SUSE Linux Enterprise kernel version tests
26 * Fix: preemptible and migratable context error handling
28 2016-10-13 (International Day for Failure) LTTng modules 2.8.3
29 * Fix: bump stable kernel version ranges for clock work-around
31 2016-10-07 (National Frappé Day) LTTng modules 2.8.2
32 * Fix: show warning for broken clock work-around
33 * Fix: work-around upstream Linux timekeeping bug
35 2016-10-03 (National Techies Day) LTTng modules 2.8.1
36 * Fix: handle large number of pages or subbuffers per buffer
37 * Fix: unregister cpu hotplug notifier on buffer alloc error
38 * Fix: sa_family is of type unsigned short
39 * Fix: check for sizeof sa_family to save sa_family in accept and connect
40 * Cleanup: reuse code in accept() and accept4() instrumentation
41 * Add x86-64 override for accept4 syscall
42 * Fix: use printk_once() for wrapper warning messages
43 * Fix: btrfs instrumentation for 4.8 kernel
44 * Fix: update mm_vmscan instrumentation for kernel 4.8
45 * Fix: napi instrumentation for 4.8 kernels
46 * Fix: update block instrumentation to compile on 4.8 kernels
47 * Fix: timer wrapper: support kernels >= 4.8
48 * Fix: x86-64 accept instrumentation
49 * Fix: Add support for 4.6.4-rt8 kernel
50 * Fix: update scsi instrumentation for 4.7+ kernels
51 * Fix: Use fs_initcall instead of rootfs_initcall
52 * Fix: Add kernel configuration for lttng clock plugin
53 * Fix: the clock plugin must be initiated before first use of the clock
54 * Fix: tests/Kbuild for older kernels
55 * Fix: annotate bytecode interpreter for kernel stack validator
57 2016-05-20 (Bike-to-Work Day) LTTng modules 2.8.0
58 * Fix: ring buffer: honor switch parameter type in remote switch
59 * Fix: only flush non-metadata channels
60 * Fix: don't perform extra flush on metadata channel
61 * Fix: flush empty packets on snapshot channel
62 * Fix: do not generate packet at destroy after stop
63 * Fix: compat ioctl for flush/get metadata version
64 * Fix: ctf_string() should handle NULL pointers
65 * Fix: portability: no arith on void pointer
66 * Fix: add missing tests/Kbuild
67 * Test clock override plugin
68 * Fix: add modules target to base Makefile
69 * Fix: make clean does not include dot-config
70 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
71 * Documentation: document that CONFIG_MODULES not required when builtin
72 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
73 * Fix: integer endianness metadata generation
74 * Fix: endianness of integers received by filter
76 2016-04-26 LTTng modules 2.8.0-rc2
77 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
78 * Fix: RHEL kernel 3.10.0-327.13.1 compat
79 * Fix: ctf_user_integer should not trigger page fault
80 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
81 * Add comment describing ioctl number duplication
82 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
83 * Fix: Remove dead code from filter interpreter
84 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
85 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
86 * Fix: use of uninitialized ret value in lttng_abi_create_event
87 * Fix: kmem instrumentation: remove unused gfpflags.h include
88 * Fix: 4.6 kernel: use in_compat_syscall
89 * Fix: use BUG_ON instead of accessing array subscript above array bounds
90 * Fix: Add granularity to RHEL kernel version checks
92 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
93 * Bump minor tracer ABI version
94 * Fix: build against out-of-tree kernel build
95 * probes/Kbuild: remove upper level header path
96 * Move leftover relative include paths to system paths
97 * syscall instrumentation: use system headers
98 * tracepoint event instrumentation: use system headers
99 * Use system include path in wrappers
100 * libs: use system include paths
101 * Use system header paths in core implementation files
102 * Use system include paths in root directory headers
103 * Use system include paths in probes
105 * Use system include paths in lttng-types.h
106 * Use system include paths in lttng-tracepoint-event-impl.h
107 * Use system include path in probes/define_trace.h
108 * Use system include paths in probes/lttng-tracepoint-event-impl.h
109 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
110 * Add makefile directory to include path
111 * Fix: event ctx get size should be after chan ctx
112 * Fix: filter interpreter with userspace strings
113 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
114 * Fix: format address fields as hexadecimal
115 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
116 * Fix: system call instrumentation overrides
117 * Fix: page_alloc wrapper incorrect parenthesis
118 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
119 * Fix: add struct user_msghdr forward declaration for older kernels
120 * Cleanup: Remove unused lttng-types module
121 * Fix: add missing versions and init call for page_alloc wrapper
122 * Fix: Define lttng-tracer metadata only once
123 * Fix: Add CONFIG_LTTNG to modules_install target
124 * Fix: Use kbuild env instead of a custom var KERNELDIR
125 * Update clock offset comment
126 * clock offset: print negative value in metadata
127 * Fix: handle negative clock offset
128 * Fix: sched instrumentation for 4.1-rt11
129 * Add RT patch version macros
130 * Expect filter context identifiers starting with $ctx.
131 * ARM64: wire up compat system calls
132 * Add support for arm64 syscalls
133 * Fix: Ubuntu kernel range for block_rq_complete
134 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
135 * Fix: update vmscan instrumentation for kernel 4.5
136 * Fix: check reference counts for overflow
137 * Fix: RHEL 7.2 scsi instrumentation
138 * Fix: RHEL 7.2 kvm instrumentation
139 * Kconfig: describe both module and in-kernel compilation options
140 * Add comments and indentation to Makefile
141 * Add support for built-in kernel build
142 * Rename sub makefiles to Kbuild
143 * Cleanup sub makefiles
144 * Make goals configurable with CONFIG_LTTNG
145 * Fix: Use generic raw_irqs_disabled_flags
146 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
147 * Fix: update sched instrumentation for kernel 4.4.0
148 * Bump version number for development branch
149 * Fix: interruptible context: reversed logic
150 * Contexts for RT debugging
151 * Fix: instrumentation: v4lv2 missing include
152 * Fix: header size larger than 256 bytes
153 * Instrument x86 page faults
154 * Fix: irq_vectors TRACE_SYSTEM name
155 * Instrument x86_irq_vectors
156 * Fix: tracepoint listing misses last loaded probe
157 * Fix: lttng trace-clock needs to disable preemption
158 * Tracepoint event: add "TP_code_post()"
159 * Implement array and sequence bitfields
160 * Fix: kmem: add mm.h include
161 * Add page frame number (pfn) to kmem page events
162 * Use pfn rather than struct page in ring buffer array
163 * Implement clock plugin support
164 * Command to regenerate the metadata of a session
165 * Fix: writeback instrumentation update for 4.3 Linux kernel
166 * Fix: update sched wakeup instrumentation for 4.3 kernel
167 * Fix: lttng-test build failure for kernels < 3.0
168 * Use 3.18 syscall instrumentation for MIPS32
169 * Update the MIPS32 syscall instrumentation to 3.18
170 * Fix: Move pipe override to the arch specific pointers_override.h
171 * Implement lttng test module
172 * Cleanup: remove logically dead code
173 * Fix: filter validator use after free
174 * Fix: use after free in channel release
175 * Fix: non-enabler events should be disabled by default
176 * Fix: build failure on 2.6.36
177 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
178 * Fix: writeback instrumentation for 4.2 kernels
179 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
180 * Add stream instance id to the packet header
181 * Add a packet sequence number
182 * Fix: kmem probe with Ubuntu 3.13 kernels
183 * Fix: disable kvm probe if lapic.h isn't found
184 * Fix: timer instrumentation for 4.2 kernels
185 * Fix: ext4 instrumentation for 4.2 kernels
186 * Fix: kvm instrumentation for 4.2 kernels
187 * Fix: allow LTTng to be built within kernel tree
189 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
190 * Fix: Building the event list fails on fragmented memory
191 * Fix: use after free on metadata cache reallocation
192 * Fix: version checks for kernel 4.0
193 * Fix: Incorrect Ubuntu kernel patchlevel
194 * Fix: cpu-id context should use int type
195 * Implement cpu-id context
196 * Implement cpu_id context for filtering
197 * Fix: context printk mismatch on error
198 * Cleanup: misleading comment about deferrable timer
200 * Fix: Update kmem event for Ubuntu's 3.16 kernel
201 * Fix: RHEL 7.1 block instrumentation
202 * Fix: add RHEL version macros
203 * Fix: add missing parenthesis in ubuntu version check
204 * Fix: remove regmap instrumentation for kernels < 4.1
205 * Fix: Update kmem event for recent Ubuntu kernel
206 * Fix: missing statedump end event when block device listing available
207 * Fix: don't generate incorrect macros for debian/ubuntu version check
208 * Revert "Fix: build against Ubuntu kernels"
209 * Fix: build against Ubuntu kernels
210 * Add namespace info in sched_fork and statedump
211 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
212 * Fix: printk instrumentation: remove "condition" tracepoints
213 * Fix: regmap build against kernel 4.0 kernel headers
214 * Add mmu_valid_gen field to mmutrace events
215 * Fix: add missing x86 mmutrace kernel header include
216 * Fix: x86 mmutrace event extra field for kernels >= 3.11
217 * Fix: remove execute flag from kvm.h file
218 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
219 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
220 * Fix: 4.1-rc1 Linux build and regmap instrumentation
221 * Fix: don't clash with older Debian kernel versions
222 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
223 * Fix: discover Debian API
224 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
225 * Fix: atomic.h wrapper for kernels < 2.6.37
226 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
227 * Fix: add missing types.h include for older kernels
228 * Fix: add hlist lttng wrappers
229 * Fix: add struct file_handle forward declaration
230 * Fix: string length calculation reversed user vs kernel args
231 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
232 * Fix: add lttng rcu wrapper to allow tracing RCU
233 * Fix: double-unlock of session mutex
234 * Fix: check that class and instance prototype match
235 * Fix: lttng-events.h check function takes void
236 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
237 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
238 * Fix: Include utsrelease.h in lttng-kernel-version.h
239 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
240 * Fix: old kernels need module.h included before vermagic.h
241 * Fix: net instrumentation for kernels 2.6.39 and below
242 * Fix: version condition in makefile
243 * Implement wrapper around get_pfnblock_flags_mask
244 * Be more restrictive in provider name check
245 * Fix: net instrumentation namespacing
246 * Fix: compaction instrumentation namespacing
247 * Fix: Support 4.x kernel versions in Makefile
248 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
249 * Fix: add missing module.h include to lttng-probe-user.c
250 * Fix: use lttng hlist wrapper in wildcard and filter
251 * Fix: namespace asoc and kmem instrumentation
252 * Fix: update instrumentation after wildcard rebase
253 * Fix: lttng_abi_syscall_list does not need to be exported
254 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
255 * Remove now unused syscalls.h from lttng-modules
256 * Filter: start with enabler "disabled"
257 * Fix coverity warning about sizeof(void **) != sizeof(void *)
258 * Fix length type and text sequence base
259 * Fix: TP_FIELDS: add missing headers
260 * Migrate syscall instrumentation to TP_FIELDS
261 * Migrate tracepoint instrumentation to TP_FIELDS
262 * Implement filtering infrastructure
263 * syscall wildcards: apply syscall filtering
264 * Implement syscall wildcard support
265 * Implement tracepoint wildcard support
266 * Namespace all tracepoints
267 * Implement list.h wrapper for hlist in older kernels
268 * Implement listing of pid tracker content
269 * Implement PID tracking
270 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
271 * Fix: update writeback instrumentation for kernel 4.0+
272 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
273 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
274 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
275 * Fix: missing parenthesis in offset_align_floor
276 * Fix: implement time.h wrapper for FD_ISSET
277 * Fix: update sched instrumentation for 3.19+ kernels
278 * Fix: update rcu instrumentation for 3.19+ kernels
279 * Fix: update scsi instrumentation for 3.19+ kernels
280 * Fix: update module instrumentation for 3.19+ kernels
281 * Fix: Add f_dentry wrapper for 3.19+ kernels
282 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
283 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
284 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
285 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
286 * Conditional compilation introduced by lttng-modules commit
287 * Fix: compaction instrumentation update for 3.14.x stable kernels
288 * Fix: context alignment not properly handled
289 * Fix compilation on Linux kernel >= 3.18.0
290 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
292 2014-10-20 LTTng modules 2.6.0-rc1
293 * Expose lttng-modules ABI version ioctl
294 * Fix: syscall list ioctl number conflict
295 * lttng-modules: fix build for non-x86
296 * Fix: syscall listing of session
297 * Print build warning when writeback probe is disabled
298 * Add atomic.h wrapper for before/after atomic
299 * Fix compilation on Ubuntu 14.10
300 * Fix: export name as text array in writeback
301 * Cleanup: remove unused trace_clock_read32()
302 * Use 3.17 ktime_get_mono_fast_ns() new API
303 * Check for stale version.h files
304 * Fix: compile lttng_statedump_process_ns on Ubuntu
305 * Reverse version check logic in lttng_statedump_process_ns
306 * Fix block_rq_complete TP on Ubuntu kernel
307 * Introduce macros to check Ubuntu kernel version
308 * Sync writeback tracepoints from mainline
309 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
310 * Fix: hander negative get_syscall_nr return value
311 * Fix: statedump: close_on_exec flag backward compat
312 * Fix instrumentation of vmscan for older kernels
313 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
314 * Fix: syscall listing: handle "enable all syscall"
315 * Fix: don't allow disabling syscalls when none are enabled
316 * Fix: syscall: fail disable all if all already disabled
317 * Fix: syscall filtering: NULL pointer deref
318 * Cleanup: list syscall without syscall_entry prefix
319 * Fix: syscall_list_show NULL pointer deref
320 * implement syscall mask getter
321 * Cleanup: lttng-abi.h coding style
322 * syscall listing: show syscall ID
323 * Allow events with same name to be enabled for each channel
324 * ABI: use enable a syscall ABI field name
325 * Implement syscall listing
326 * Fix: tracepoint list anonymous file name
327 * Fix: syscall filtering: disable all syscalls
328 * syscall tracing: input/output parameter handling for all arch
329 * lttng-get-syscall-inout.sh depends on bash
330 * Fix generate syscall header script: add missing escape char
331 * syscall instrumentation: handle copy_from_user return value
332 * Rename LTTng syscall instrumentation macros
333 * Rename LTTng instrumentation macros
334 * Extract input/output arguments from accept and connect syscalls
335 * syscall: extract pipe and pipe2 output args
336 * Remove sys_ prefix from syscall names
337 * System call inout/output arg processing
338 * Update syscall inout table
339 * Add syscall inout table
340 * Extract syscall exit ret value on x86 32/64
341 * Extract system call exit return value
342 * Syscall filtering: apply to syscall exit
343 * System call filtering
344 * asoc.h: fix build with v3.17 kernel
345 * Fix: lttng-modules teardown NULL pointer OOPS
346 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
347 * Modernize README using Markdown
348 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
349 * Add cscope to gitignore
350 * Update kvm instrumentation: compile on 3.17-rc1
351 * Update statedump to 3.17 nsproxy locking
352 * Fix: noargs probes should calculate alignment and event length
353 * Update compaction instrumentation to 3.16 kernel
354 * Update vmscan instrumentation to 3.16 kernel
356 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
359 2014-06-27 LTTng modules 2.5.0-rc2
360 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
361 * Fix: statedump handle oom case, handle errors
362 * Fix: correct typo in kernel version number
363 * Fix: blktrace instrumentation for backported branches
364 * Fix: statedump block devices OOPS
366 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
367 * Add TID field to some block_* events
368 * Fix: refuse overwrite mode buffers with less than two subbuffers
369 * Fix: lttng modules system call generation script
370 * Dump FD flags and mode on state dump
371 * Fix: incorrect rwbs field type in block_bio_queue
372 * Fix: blktrace instrumentation for v3.2.58+ stable branch
373 * Fix: pass proper args when writing commit counter
374 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
375 * Fix: allow racy tracepoint string input from kernel and userspace
376 * Statedump event for block devices
377 * Fix: update v4l2 instrumentation to 3.15 kernel
378 * Fix: ext4 update instrumentation to 3.15 kernel
379 * Fix: update block instrumentation to 3.15 kernel
380 * Fix: module instrumentation: update to 3.15 kernel
381 * Adapt to 3.15 tracepoint API
382 * Kernel 3.15 don't define map unmap for pipe
383 * Fix: add missing module version in v4l2 probe
384 * Add V4L2 instrumentation
385 * Fix: rcu instrumentation: add const qualifier to char pointers
386 * Fix: add missing module version information
387 * Use kernel 3.13 syscall tables for MIPS32
388 * Add MIPS32 syscalls extracted from a 3.13 kernel
389 * Fix: block instrumentation: < 3.14 don't have bi_iter
390 * Fix: update btrfs instrumentation to kernel 3.14
391 * Fix: update block layer instrumentation to kernel 3.14
392 * Fix: remove __exit annotation
393 * Fix file permissions for lttng-statedump-impl.c
396 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
397 * Fix: load state dump even if work-around lookup fails
398 * Cleanup: fix comment
399 * Fix: correctly version kvm events to build against v3.0 kernel
400 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
402 2014-02-14 LTTng modules 2.4.0-rc4
403 * Fix: use after free in ring buffer clients
404 * Fix: Add statedump exit so module is not permanent
405 * Cleanup: move callback init to static initialization
406 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
408 2014-01-29 LTTng modules 2.4.0-rc3
409 * Fix: tracepoint event name mapping at unregister
410 * Fix: tracepoint name remapping
411 * Fix: enable event error path memory corruption
412 * Update kvm instrumentation to Linux 3.13
413 * Update sched instrumentation to Linux 3.13
414 * Fix: provide more precise error report for enable event
415 * Fix: quote event name in metadata
416 * Add version info to lttng-tracer.ko modinfo
418 2013-12-10 LTTng modules 2.4.0-rc2
419 * Fix: client_packet_header() uses wrong packet
420 * Cleanup: fix typo in ring buffer backend comment
421 * Fix: handle unknown event type parameter
422 * Fix: eliminate timestamp overlap between packets
423 * gcc blacklist: only apply when building with gcc
424 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
426 2013-11-15 LTTng modules 2.4.0-rc1
427 * Update ext4 instrumentation to Linux 3.12
428 * Update RCU instrumentation to Linux 3.12
429 * Update btrfs instrumentation to 3.12 kernel
430 * Update vmscan instrumentation to Linux 3.12
431 * update: kmem instrumentation 3.12 kernel support
432 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
433 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
434 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
435 * Add new tracepoint in KVM
436 * Blacklist kernels 3.10.13 and 3.11.2
437 * LTTng trace-clock: shrink kernel blacklist
438 * Metadata flush writes data from the cache
439 * Per-stream ioctl to get the current timestamp
440 * LTTng ringbuffer ABI calls for index generation
441 * Prepare LTTng override of ring buffer fops
442 * Blacklist Linux kernels 3.10+
444 2013-09-03 LTTng modules 2.3.0
445 * Fix: metadata stream should not reference session
446 * Fix: btrfs: support 3.11 Linux kernel
447 * statedump: remove KERN_DEBUG messages
448 * Fix: ext4: add missing tracepoints for 3.11 kernel
449 * Fix: ext4: Linux 3.11 support
450 * Fix: ext3: 3.11 Linux support
451 * Fix: statedump nsproxy 3.11 Linux support
453 2013-08-30 LTTng modules 2.3.0-rc2
454 * Fix: metadata lttng channel refcount
455 * README: lttng-modules incompatible with lttng 0.x patchset
457 2013-07-17 LTTng modules 2.3.0-rc1
458 * Fix: kvm x86 probes side-effect
459 * Fix: allow get/put subbuf in loop for metadata stream
460 * Add support for kvm x86 specific tracepoints
461 * Add mainline headers for kvm x86 tracepoints
462 * Remove old 3.0.4 x86-64 extracted syscall info
463 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
464 * Add syscalls extracted files from a 3.10-rc7 kernel
465 * Improve documentation of the syscall extractor script
466 * Fix: double length of __dynamic_len array
467 * Fix printk instrumentation
468 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
469 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
470 * Fix: SWITCH_FLUSH new sub-buffer checks
471 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
472 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
473 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
474 * Fix: handle writes of length 0
475 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
476 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
477 * print warning and return -EBUSY on double get_subbuf()
478 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
479 * Fix: don't do 0 byte event reservation
480 * Document that payload size need to be greater than 0
481 * Fix build and load against linux-2.6.33.x
482 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
483 * Metadata cache and multiple metadata channels
484 * fix block instrumentation probe signature mismatch for 3.9.x kernels
485 * fix: block instrumentation: NULL pointer dereference
486 * Update rcu instrumentation to 3.9.[0-4]
487 * Fix CPU hotplug section mismatches
488 * Add system calls definitions for powerpc-32
489 * Remove bashism in lttng-syscalls-generate-headers.sh
490 * Update ARM (32 bit) syscall tracepoints to 3.4
492 2013-05-09 LTTng modules 2.2.0-rc2
493 * Remove useless lttng_metadata probe
494 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
495 * Fix: 3.9.0 block layer instrumentation build
496 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
497 * Stop build if CONFIG_TRACEPOINTS is not set
498 * Add comments to endifs.
499 * Fix: remove ARM set_tls system call override
500 * Cleanup: arm sys_mmap whitespace
501 * Clean up using global_dirty_limit wrapper for writeback probe
503 2013-03-29 LTTng modules 2.2.0-rc1
505 * Fix: vmscan instrumentation build
506 * writeback instrumentation: remove duplicated structures
507 * block: update instrumentation to 3.9 rc kernel
508 * rcu: update to 3.9 rc kernel instrumentation
509 * workqueue instrumentation: remove duplicated structures
510 * Rename odd event names
511 * Introduce API to remap event names exposed by LTTng
512 * lttng-module: sched.h: Fix compilation on 3.9 kernel
513 * Fix Linux 3.8 btrfs probe warning
514 * Fix Linux 3.8 ext4 probe support
515 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
516 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
517 * instrumentation sched: add missing fork pid info
518 * Fix check in lttng_strlen_user_inatomic
519 * instrumentation: sync with Linux commit a1ce392
520 * Fix: statedump: missing locking, use lttng_iterate_fd
521 * Implement lttng_iterate_fd wrapper
522 * Instrumentation cleanup: kmem events should print hex pointers
523 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
524 * Fix: statedump hang/too early completion due to logic error
525 * Fix: statedump hang due to incorrect wait/wakeup use
526 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
527 * wrapper/perf.h: Fix kernel version condition
528 * Add new kernel probes instrumentation
529 * Update kernel probes to more detailed match to kernel versions
530 * Fix possible kernel build errors with linux-patches
531 * Add missing MIT license text to 3 files under this license
532 * Update sites using kernel version checking macro to new range
533 * Make upper bound of kernel version checking macro exclusive
534 * sock instrumentation: fix fields to get referenced values
535 * ext3 instrumentation: fix of assignment code conversion
536 * sched instrumentation: rename "pid" fields in sched_process_exec
537 * Remove remaining semicolons in TP_fast_assign blocks
538 * Fix compilation for 3.0 kernels that are named 2.6.40
539 * Fix compilation for 3.0 branch (>= 3.0.39)
540 * Add kernel version checking macro
541 * Remove semicolons in TP_fast_assign blocks
542 * Add ifdefs to net probe to support Linux 2.6.39
543 * Add kernel probes for supplementary subsystems
544 * Check if interrupt action name is not null in statedump
545 * Fix exec instrumentation: only for kernels 3.4.0 and higher
546 * Add TRACE_EVENT(sched_process_exec) to sched.h
547 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
548 * Fix warning with 3.6.0 kernel
549 * ABI with support for compat 32/64 bits
550 * Perform calculation on bit size in 64-bit
551 * Use uint64_t for packet header content size and packet size
552 * Fix: compat layer only on supported architectures
553 * Fix ring buffer 32/64 bits compat
554 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
555 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
556 * Fix: statedump missing check for NULL namespace
558 2012-09-10 LTTng modules 2.1.0-rc1
559 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
560 * Support for linux kernels 2.6.32 through 2.6.37
561 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
562 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
563 * Add env hostname information
564 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
565 * lttng_statedump_process_state for each PID NS
566 * Support the hostname context
567 * Fix: statedump namespaced pid, tid and ppid
568 * Fix: statedump: disable vm maps enumeration
569 * Fix: ensure userspace accesses are done with _inatomic
570 * Fix: vppid context should test for current nsproxy
571 * Add MIPS system call support
572 * Change mode of lttng-syscalls-generate-headers.sh to 755
573 * cleanup: fix typo in syscall instrumentation header
574 * Cleanup: remove trailing whitespace in README
575 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
576 * LTTng: probe-statedump: add #include <linux/sched.h>
577 * fix: signal_generate event should print utf8 for comm field
578 * Makes write operation a parameter for tp_memcpy macro
579 * Add coding style document
580 * Update instrumentation/events README file
581 * Add makefile target for preprocessor
582 * Fix: free_event_id check should compare unsigned int with -1U
583 * Use unsigned long type for events discarded counter
584 * Fix: update signal instrumentation for 3.4 kernel
585 * LTTng Modules ARM syscall instrumentation
586 * Fix: generate header missing echo -e for escape chars
587 * Fix: add missing uaccess.h include (for ARM)
588 * README: Document that CONFIG_MODULES is required
590 * Fix: document required and optional kernel config options in README
592 2012-03-29 LTTng modules 2.0.1
593 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
595 2012-03-20 LTTng modules 2.0.0
596 * First STABLE version
599 2012-03-20 LTTng modules 2.0.0-rc4
600 * Update README and add version name place-holder
602 2012-03-16 LTTng modules 2.0.0-rc3
603 * Fix clock offset 32-bit multiplication overflow
604 * Fix : wrong assign of fd in state dump
605 * License cleanup, ifdef namespace cleanup
606 * Fix: ensure power of 2 check handles 64-bit size_t entirely
608 2012-03-02 LTTng modules 2.0.0-rc2
609 * Fix: dmesg printout should not print metadata warnings
610 * Fix: use transport name as channel name
611 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
613 2012-02-20 LTTng modules 2.0.0-rc1
614 * Standardize version across toolchain
615 * statedump: Use old macro name for kernel 2.6.38
617 2012-02-16 LTTng modules 2.0-pre15
618 * Add timer instrumentation
619 * fix: need to undef mainline define
620 * fix: Include signal.h instead of irq.h for prototype match check
621 * Add signal instrumentation
623 2012-02-16 LTTng modules 2.0-pre14
624 * syscall tracing: sys_getcpu
625 * Add sys_clone x86 instrumentation
626 * statedump: fix include circular dep
627 * Implement state dump
629 2012-02-09 LTTng modules 2.0-pre13
631 * environment: write sysname, release, version, domain to metadata
632 * Allow open /proc/lttng for read & write
634 2012-02-02 LTTng modules 2.0-pre12
635 * Add x86 32/64 execve syscall instrumentation override
636 * Remove unused defines
638 * Use LTTNG_KERNEL_SYM_NAME_LEN
639 * Update version to 1.9.9
640 * Add missing double-quotes to clock uuid
641 * clock: read bootid as clock monotonic ID
644 * clock: output clock description in metadata
645 * Properly fix the timekeeping overflow detection
647 * rename lib-ring-buffer to lttng-lib-ring-buffer
649 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
652 * Remove debugfs file (keep only proc file)
653 * Rename lttng-debugfs-abi files to lttng-abi
655 2011-12-13 LTTng modules 2.0-pre11
656 * Fix OOPS caused by reference of config pointer
657 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
658 * lttng lib: ring buffer move null pointer check to open
659 * lttng lib: ring buffer remove duplicate null pointer
660 * lttng lib: ring buffer: remove stale null-pointer
661 * lttng wrapper: add missing include to kallsyms wrapper
662 * lttng: cleanup one-bit signed bitfields
664 * Update symbol name length max size to 256
665 * Fix last modifications to string_from_user operations
666 * Document that depmod needs to be executed by hand
667 * Fix strlen_user fault space reservation
668 * Fix tp_copy_string_from_user handling of faults
669 * Disable block layer tracing support for kernels < 2.6.38
670 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
671 * Update trace clock warning to match the current development plan
672 * ringbuffer: make ring buffer printk less verbose
673 * Makefile: do not run depmod manually
675 2011-09-30 LTTng modules 2.0-pre10
676 * x86-32: override sys_mmap syscall instrumentation
679 2011-09-29 LTTng modules 2.0-pre9
680 * x86 32 syscalls: fix !CONFIG_UID16
681 * Use __string_from_user
682 * Add __string_from_user
683 * Rename "comm" context to "procname"
684 * Fetch "type" name field for mount syscall
685 * Create common override file for all architectures
686 * Shrink stack size usage
687 * Cleanup: remove unused lttng-compat-syscalls.c file
688 * Support detailed compat syscalls on x86_64
690 * Add disabled compat syscalls detail (work in progress)
691 * Add config compat support for detailed x86_32 syscalls
692 * Handle newer 3.1+ perf API
693 * Add dummy x86-32 override headers
694 * Bind x86-32 syscall headers
695 * Add x86-32 syscall headers
696 * Add check for KALLSYMS_ALL in syscall extraction script
697 * Automate string extraction for syscalls
698 * Automate syscall filename/pathname extraction
699 * Add exit to ring_buffer_frontend so module is unloadable
700 * Add sys_open filename (x86_64)
701 * Add missing memcpy callback
702 * copy_from_user and memset
703 * Add missing alignment after header write
704 * lib ring buffer: add frontend init as module_init
705 * lib ring buffer frontend: add missing lock initialization
706 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
707 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
708 * Create override for sys_mmap
709 * Rename syscalls -> syscall in LTTng ABI
710 * Use different event name for compat syscalls
711 * Allow trace syscall table override
712 * Add dummy override files
713 * syscall detail: add override capability
714 * Add pointer pretty-print heuristics
716 * Rename sys exit errno into ret
717 * Enable detailed syscalls only for native x86_64
718 * Use "unknown" for compat syscalls
719 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
722 * Only enable detailed syscalls for x86_64 for now
723 * Merge unknown syscall method with extended detail method
724 * Add underscore prefix before event names
725 * Add syscalls pointers detailed syscall tracing
726 * Use perl for regexp
727 * Support generation of syscall probes for those with pointers
728 * Support detailed syscalls with 0 arguments
729 * detailed syscall tracing (work in progress)
730 * Expose /proc/lttng file
731 * Implement detailed syscall event probe
732 * Disable perf build for < 2.6.33 kernels
733 * Syscall detail mode: generate syscall table
734 * block instrumentation: write cmd as hex sequence
735 * lttng-events TRACE_EVENT generator cleanup
736 * block layer instrumentation: fix cmd field
737 * Remove 0 args syscalls for now from type-aware syscall cb generator
738 * Generate trace syscall table macros
739 * Put syscall tracing without arg types back in place
740 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
741 * lttng events probes: don't clash with "ctx" variable name
742 * lib ring buffer must take private pointer copy before decrementing refcount
744 2011-08-16 LTTng modules 2.0-pre8
745 * Fix metadata buffer wait/wakeup
747 2011-08-12 LTTng modules 2.0-pre7
748 * Add missing module refcount to lttng_tracepoint_list_fops
749 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob