1 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
2 * Fix: i2c: support kernels < 3.15
3 * Fix: show warning for broken clock work-around
4 * Bump minor ABI version
5 * Fix: work-around upstream Linux timekeeping bug
6 * Add support for i2c tracepoints
7 * Cleanup: makefile version checks with single "ge"
8 * Performance: special-case NULL in lttng_strlen_user_inatomic
9 * Fix: lttng_inline_memcpy does not take a __user argument
10 * Performance: implement lttng_inline_memcpy
11 * Performance: cache the backend pages pointer in context
12 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
13 * Performance: Only dereference commit index once
14 * Performance: Mark channel and buffer event disabled check unlikely
15 * Performance: Relax atomicity constraints for crash handling
16 * Performance: mark ring buffer do_copy callers always inline
17 * Performance: mark lib_ring_buffer_write always inline
18 * Kconfig: select TRACEPOINTS when built-in
19 * Performance: disable event counting by default
20 * Fix: handle large number of pages or subbuffers per buffer
21 * Fix: unregister cpu hotplug notifier on buffer alloc error
22 * Fix: sa_family is of type unsigned short
23 * Fix: check for sizeof sa_family to save sa_family in accept and connect
24 * Fix: use printk_once() for wrapper warning messages
25 * Fix: btrfs instrumentation for 4.8 kernel
26 * Fix: update mm_vmscan instrumentation for kernel 4.8
27 * Fix: napi instrumentation for 4.8 kernels
28 * Fix: update block instrumentation to compile on 4.8 kernels
29 * Cleanup: reuse code in accept() and accept4() instrumentation
30 * Add x86-64 override for accept4 syscall
31 * Fix: timer wrapper: support kernels >= 4.8
32 * Performance: split check deliver fast/slow paths
33 * Fix: x86-64 accept instrumentation
34 * Fix: Add support for 4.6.4-rt8 kernel
35 * Fix: update scsi instrumentation for 4.7+ kernels
36 * Fix: Use fs_initcall instead of rootfs_initcall
37 * Fix: Add kernel configuration for lttng clock plugin
38 * Fix: the clock plugin must be initiated before first use of the clock
39 * Fix: tests/Kbuild for older kernels
40 * Cleanup: __dynamic_len_idx set but not used warning
41 * Cleanup: coding style and comments of net.h
42 * net: Add TCP header data to net_* tracepoints
43 * net: Add IPv4/IPv6 header data to net_* tracepoints
44 * Fix: endianness for the container type of enum
45 * enumeration autoincrement: use if/else logic
46 * Cleanup trailing whitespaces
47 * lttng-test probe: test ctf_enum_auto()
48 * Add ctf_enum_auto() for autoincrementing enumeration values
49 * Implement session statedump command
50 * Fix: annotate bytecode interpreter for kernel stack validator
51 * Update version to 2.9.0-pre
52 * Fix: ring buffer: honor switch parameter type in remote switch
53 * Fix: only flush non-metadata channels
54 * Fix: don't perform extra flush on metadata channel
55 * select, poll and epoll_wait overrides on ARM 32-bit
56 * Fix: flush empty packets on snapshot channel
57 * Fix: do not generate packet at destroy after stop
58 * Fix: compat ioctl for flush/get metadata version
59 * Fix: ctf_string() should handle NULL pointers
60 * Fix: portability: no arith on void pointer
61 * Fix: add missing tests/Kbuild
62 * Test clock override plugin
63 * Fix: add modules target to base Makefile
64 * Fix: make clean does not include dot-config
65 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
66 * Documentation: document that CONFIG_MODULES not required when builtin
67 * Fix: add missing errno include in random wrapper
68 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
69 * Fix: copy_from_user size when limited allocation
70 * Extract the payload of epoll_wait/epoll_pwait
71 * Extract the payload for epoll_ctl
72 * Extract the FDs and flags from poll and ppoll
73 * Extract the FD sets in select and pselect6
74 * Add ctf_integer_bitfield_type
75 * Implement enumeration type
76 * Implement custom field support
77 * Implement variant type
78 * Implement shadow stack for dynamic len
79 * libringbuffer: implement event too big API
80 * Implement structure, compound array/sequence types
81 * Fix: integer endianness metadata generation
82 * Fix: endianness of integers received by filter
83 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
84 * Fix: RHEL kernel 3.10.0-327.13.1 compat
85 * Fix: ctf_user_integer should not trigger page fault
86 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
87 * Add comment describing ioctl number duplication
88 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
89 * Fix: Remove dead code from filter interpreter
90 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
91 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
92 * Fix: use of uninitialized ret value in lttng_abi_create_event
93 * Fix: kmem instrumentation: remove unused gfpflags.h include
94 * Fix: 4.6 kernel: use in_compat_syscall
95 * Fix: use BUG_ON instead of accessing array subscript above array bounds
96 * Fix: Add granularity to RHEL kernel version checks
98 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
99 * Bump minor tracer ABI version
100 * Fix: build against out-of-tree kernel build
101 * probes/Kbuild: remove upper level header path
102 * Move leftover relative include paths to system paths
103 * syscall instrumentation: use system headers
104 * tracepoint event instrumentation: use system headers
105 * Use system include path in wrappers
106 * libs: use system include paths
107 * Use system header paths in core implementation files
108 * Use system include paths in root directory headers
109 * Use system include paths in probes
111 * Use system include paths in lttng-types.h
112 * Use system include paths in lttng-tracepoint-event-impl.h
113 * Use system include path in probes/define_trace.h
114 * Use system include paths in probes/lttng-tracepoint-event-impl.h
115 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
116 * Add makefile directory to include path
117 * Fix: event ctx get size should be after chan ctx
118 * Fix: filter interpreter with userspace strings
119 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
120 * Fix: format address fields as hexadecimal
121 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
122 * Fix: system call instrumentation overrides
123 * Fix: page_alloc wrapper incorrect parenthesis
124 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
125 * Fix: add struct user_msghdr forward declaration for older kernels
126 * Cleanup: Remove unused lttng-types module
127 * Fix: add missing versions and init call for page_alloc wrapper
128 * Fix: Define lttng-tracer metadata only once
129 * Fix: Add CONFIG_LTTNG to modules_install target
130 * Fix: Use kbuild env instead of a custom var KERNELDIR
131 * Update clock offset comment
132 * clock offset: print negative value in metadata
133 * Fix: handle negative clock offset
134 * Fix: sched instrumentation for 4.1-rt11
135 * Add RT patch version macros
136 * Expect filter context identifiers starting with $ctx.
137 * ARM64: wire up compat system calls
138 * Add support for arm64 syscalls
139 * Fix: Ubuntu kernel range for block_rq_complete
140 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
141 * Fix: update vmscan instrumentation for kernel 4.5
142 * Fix: check reference counts for overflow
143 * Fix: RHEL 7.2 scsi instrumentation
144 * Fix: RHEL 7.2 kvm instrumentation
145 * Kconfig: describe both module and in-kernel compilation options
146 * Add comments and indentation to Makefile
147 * Add support for built-in kernel build
148 * Rename sub makefiles to Kbuild
149 * Cleanup sub makefiles
150 * Make goals configurable with CONFIG_LTTNG
151 * Fix: Use generic raw_irqs_disabled_flags
152 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
153 * Fix: update sched instrumentation for kernel 4.4.0
154 * Bump version number for development branch
155 * Fix: interruptible context: reversed logic
156 * Contexts for RT debugging
157 * Fix: instrumentation: v4lv2 missing include
158 * Fix: header size larger than 256 bytes
159 * Instrument x86 page faults
160 * Fix: irq_vectors TRACE_SYSTEM name
161 * Instrument x86_irq_vectors
162 * Fix: tracepoint listing misses last loaded probe
163 * Fix: lttng trace-clock needs to disable preemption
164 * Tracepoint event: add "TP_code_post()"
165 * Implement array and sequence bitfields
166 * Fix: kmem: add mm.h include
167 * Add page frame number (pfn) to kmem page events
168 * Use pfn rather than struct page in ring buffer array
169 * Implement clock plugin support
170 * Command to regenerate the metadata of a session
171 * Fix: writeback instrumentation update for 4.3 Linux kernel
172 * Fix: update sched wakeup instrumentation for 4.3 kernel
173 * Fix: lttng-test build failure for kernels < 3.0
174 * Use 3.18 syscall instrumentation for MIPS32
175 * Update the MIPS32 syscall instrumentation to 3.18
176 * Fix: Move pipe override to the arch specific pointers_override.h
177 * Implement lttng test module
178 * Cleanup: remove logically dead code
179 * Fix: filter validator use after free
180 * Fix: use after free in channel release
181 * Fix: non-enabler events should be disabled by default
182 * Fix: build failure on 2.6.36
183 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
184 * Fix: writeback instrumentation for 4.2 kernels
185 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
186 * Add stream instance id to the packet header
187 * Add a packet sequence number
188 * Fix: kmem probe with Ubuntu 3.13 kernels
189 * Fix: disable kvm probe if lapic.h isn't found
190 * Fix: timer instrumentation for 4.2 kernels
191 * Fix: ext4 instrumentation for 4.2 kernels
192 * Fix: kvm instrumentation for 4.2 kernels
193 * Fix: allow LTTng to be built within kernel tree
195 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
196 * Fix: Building the event list fails on fragmented memory
197 * Fix: use after free on metadata cache reallocation
198 * Fix: version checks for kernel 4.0
199 * Fix: Incorrect Ubuntu kernel patchlevel
200 * Fix: cpu-id context should use int type
201 * Implement cpu-id context
202 * Implement cpu_id context for filtering
203 * Fix: context printk mismatch on error
204 * Cleanup: misleading comment about deferrable timer
206 * Fix: Update kmem event for Ubuntu's 3.16 kernel
207 * Fix: RHEL 7.1 block instrumentation
208 * Fix: add RHEL version macros
209 * Fix: add missing parenthesis in ubuntu version check
210 * Fix: remove regmap instrumentation for kernels < 4.1
211 * Fix: Update kmem event for recent Ubuntu kernel
212 * Fix: missing statedump end event when block device listing available
213 * Fix: don't generate incorrect macros for debian/ubuntu version check
214 * Revert "Fix: build against Ubuntu kernels"
215 * Fix: build against Ubuntu kernels
216 * Add namespace info in sched_fork and statedump
217 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
218 * Fix: printk instrumentation: remove "condition" tracepoints
219 * Fix: regmap build against kernel 4.0 kernel headers
220 * Add mmu_valid_gen field to mmutrace events
221 * Fix: add missing x86 mmutrace kernel header include
222 * Fix: x86 mmutrace event extra field for kernels >= 3.11
223 * Fix: remove execute flag from kvm.h file
224 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
225 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
226 * Fix: 4.1-rc1 Linux build and regmap instrumentation
227 * Fix: don't clash with older Debian kernel versions
228 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
229 * Fix: discover Debian API
230 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
231 * Fix: atomic.h wrapper for kernels < 2.6.37
232 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
233 * Fix: add missing types.h include for older kernels
234 * Fix: add hlist lttng wrappers
235 * Fix: add struct file_handle forward declaration
236 * Fix: string length calculation reversed user vs kernel args
237 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
238 * Fix: add lttng rcu wrapper to allow tracing RCU
239 * Fix: double-unlock of session mutex
240 * Fix: check that class and instance prototype match
241 * Fix: lttng-events.h check function takes void
242 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
243 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
244 * Fix: Include utsrelease.h in lttng-kernel-version.h
245 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
246 * Fix: old kernels need module.h included before vermagic.h
247 * Fix: net instrumentation for kernels 2.6.39 and below
248 * Fix: version condition in makefile
249 * Implement wrapper around get_pfnblock_flags_mask
250 * Be more restrictive in provider name check
251 * Fix: net instrumentation namespacing
252 * Fix: compaction instrumentation namespacing
253 * Fix: Support 4.x kernel versions in Makefile
254 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
255 * Fix: add missing module.h include to lttng-probe-user.c
256 * Fix: use lttng hlist wrapper in wildcard and filter
257 * Fix: namespace asoc and kmem instrumentation
258 * Fix: update instrumentation after wildcard rebase
259 * Fix: lttng_abi_syscall_list does not need to be exported
260 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
261 * Remove now unused syscalls.h from lttng-modules
262 * Filter: start with enabler "disabled"
263 * Fix coverity warning about sizeof(void **) != sizeof(void *)
264 * Fix length type and text sequence base
265 * Fix: TP_FIELDS: add missing headers
266 * Migrate syscall instrumentation to TP_FIELDS
267 * Migrate tracepoint instrumentation to TP_FIELDS
268 * Implement filtering infrastructure
269 * syscall wildcards: apply syscall filtering
270 * Implement syscall wildcard support
271 * Implement tracepoint wildcard support
272 * Namespace all tracepoints
273 * Implement list.h wrapper for hlist in older kernels
274 * Implement listing of pid tracker content
275 * Implement PID tracking
276 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
277 * Fix: update writeback instrumentation for kernel 4.0+
278 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
279 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
280 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
281 * Fix: missing parenthesis in offset_align_floor
282 * Fix: implement time.h wrapper for FD_ISSET
283 * Fix: update sched instrumentation for 3.19+ kernels
284 * Fix: update rcu instrumentation for 3.19+ kernels
285 * Fix: update scsi instrumentation for 3.19+ kernels
286 * Fix: update module instrumentation for 3.19+ kernels
287 * Fix: Add f_dentry wrapper for 3.19+ kernels
288 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
289 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
290 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
291 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
292 * Conditional compilation introduced by lttng-modules commit
293 * Fix: compaction instrumentation update for 3.14.x stable kernels
294 * Fix: context alignment not properly handled
295 * Fix compilation on Linux kernel >= 3.18.0
296 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
298 2014-10-20 LTTng modules 2.6.0-rc1
299 * Expose lttng-modules ABI version ioctl
300 * Fix: syscall list ioctl number conflict
301 * lttng-modules: fix build for non-x86
302 * Fix: syscall listing of session
303 * Print build warning when writeback probe is disabled
304 * Add atomic.h wrapper for before/after atomic
305 * Fix compilation on Ubuntu 14.10
306 * Fix: export name as text array in writeback
307 * Cleanup: remove unused trace_clock_read32()
308 * Use 3.17 ktime_get_mono_fast_ns() new API
309 * Check for stale version.h files
310 * Fix: compile lttng_statedump_process_ns on Ubuntu
311 * Reverse version check logic in lttng_statedump_process_ns
312 * Fix block_rq_complete TP on Ubuntu kernel
313 * Introduce macros to check Ubuntu kernel version
314 * Sync writeback tracepoints from mainline
315 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
316 * Fix: hander negative get_syscall_nr return value
317 * Fix: statedump: close_on_exec flag backward compat
318 * Fix instrumentation of vmscan for older kernels
319 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
320 * Fix: syscall listing: handle "enable all syscall"
321 * Fix: don't allow disabling syscalls when none are enabled
322 * Fix: syscall: fail disable all if all already disabled
323 * Fix: syscall filtering: NULL pointer deref
324 * Cleanup: list syscall without syscall_entry prefix
325 * Fix: syscall_list_show NULL pointer deref
326 * implement syscall mask getter
327 * Cleanup: lttng-abi.h coding style
328 * syscall listing: show syscall ID
329 * Allow events with same name to be enabled for each channel
330 * ABI: use enable a syscall ABI field name
331 * Implement syscall listing
332 * Fix: tracepoint list anonymous file name
333 * Fix: syscall filtering: disable all syscalls
334 * syscall tracing: input/output parameter handling for all arch
335 * lttng-get-syscall-inout.sh depends on bash
336 * Fix generate syscall header script: add missing escape char
337 * syscall instrumentation: handle copy_from_user return value
338 * Rename LTTng syscall instrumentation macros
339 * Rename LTTng instrumentation macros
340 * Extract input/output arguments from accept and connect syscalls
341 * syscall: extract pipe and pipe2 output args
342 * Remove sys_ prefix from syscall names
343 * System call inout/output arg processing
344 * Update syscall inout table
345 * Add syscall inout table
346 * Extract syscall exit ret value on x86 32/64
347 * Extract system call exit return value
348 * Syscall filtering: apply to syscall exit
349 * System call filtering
350 * asoc.h: fix build with v3.17 kernel
351 * Fix: lttng-modules teardown NULL pointer OOPS
352 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
353 * Modernize README using Markdown
354 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
355 * Add cscope to gitignore
356 * Update kvm instrumentation: compile on 3.17-rc1
357 * Update statedump to 3.17 nsproxy locking
358 * Fix: noargs probes should calculate alignment and event length
359 * Update compaction instrumentation to 3.16 kernel
360 * Update vmscan instrumentation to 3.16 kernel
362 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
365 2014-06-27 LTTng modules 2.5.0-rc2
366 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
367 * Fix: statedump handle oom case, handle errors
368 * Fix: correct typo in kernel version number
369 * Fix: blktrace instrumentation for backported branches
370 * Fix: statedump block devices OOPS
372 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
373 * Add TID field to some block_* events
374 * Fix: refuse overwrite mode buffers with less than two subbuffers
375 * Fix: lttng modules system call generation script
376 * Dump FD flags and mode on state dump
377 * Fix: incorrect rwbs field type in block_bio_queue
378 * Fix: blktrace instrumentation for v3.2.58+ stable branch
379 * Fix: pass proper args when writing commit counter
380 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
381 * Fix: allow racy tracepoint string input from kernel and userspace
382 * Statedump event for block devices
383 * Fix: update v4l2 instrumentation to 3.15 kernel
384 * Fix: ext4 update instrumentation to 3.15 kernel
385 * Fix: update block instrumentation to 3.15 kernel
386 * Fix: module instrumentation: update to 3.15 kernel
387 * Adapt to 3.15 tracepoint API
388 * Kernel 3.15 don't define map unmap for pipe
389 * Fix: add missing module version in v4l2 probe
390 * Add V4L2 instrumentation
391 * Fix: rcu instrumentation: add const qualifier to char pointers
392 * Fix: add missing module version information
393 * Use kernel 3.13 syscall tables for MIPS32
394 * Add MIPS32 syscalls extracted from a 3.13 kernel
395 * Fix: block instrumentation: < 3.14 don't have bi_iter
396 * Fix: update btrfs instrumentation to kernel 3.14
397 * Fix: update block layer instrumentation to kernel 3.14
398 * Fix: remove __exit annotation
399 * Fix file permissions for lttng-statedump-impl.c
402 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
403 * Fix: load state dump even if work-around lookup fails
404 * Cleanup: fix comment
405 * Fix: correctly version kvm events to build against v3.0 kernel
406 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
408 2014-02-14 LTTng modules 2.4.0-rc4
409 * Fix: use after free in ring buffer clients
410 * Fix: Add statedump exit so module is not permanent
411 * Cleanup: move callback init to static initialization
412 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
414 2014-01-29 LTTng modules 2.4.0-rc3
415 * Fix: tracepoint event name mapping at unregister
416 * Fix: tracepoint name remapping
417 * Fix: enable event error path memory corruption
418 * Update kvm instrumentation to Linux 3.13
419 * Update sched instrumentation to Linux 3.13
420 * Fix: provide more precise error report for enable event
421 * Fix: quote event name in metadata
422 * Add version info to lttng-tracer.ko modinfo
424 2013-12-10 LTTng modules 2.4.0-rc2
425 * Fix: client_packet_header() uses wrong packet
426 * Cleanup: fix typo in ring buffer backend comment
427 * Fix: handle unknown event type parameter
428 * Fix: eliminate timestamp overlap between packets
429 * gcc blacklist: only apply when building with gcc
430 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
432 2013-11-15 LTTng modules 2.4.0-rc1
433 * Update ext4 instrumentation to Linux 3.12
434 * Update RCU instrumentation to Linux 3.12
435 * Update btrfs instrumentation to 3.12 kernel
436 * Update vmscan instrumentation to Linux 3.12
437 * update: kmem instrumentation 3.12 kernel support
438 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
439 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
440 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
441 * Add new tracepoint in KVM
442 * Blacklist kernels 3.10.13 and 3.11.2
443 * LTTng trace-clock: shrink kernel blacklist
444 * Metadata flush writes data from the cache
445 * Per-stream ioctl to get the current timestamp
446 * LTTng ringbuffer ABI calls for index generation
447 * Prepare LTTng override of ring buffer fops
448 * Blacklist Linux kernels 3.10+
450 2013-09-03 LTTng modules 2.3.0
451 * Fix: metadata stream should not reference session
452 * Fix: btrfs: support 3.11 Linux kernel
453 * statedump: remove KERN_DEBUG messages
454 * Fix: ext4: add missing tracepoints for 3.11 kernel
455 * Fix: ext4: Linux 3.11 support
456 * Fix: ext3: 3.11 Linux support
457 * Fix: statedump nsproxy 3.11 Linux support
459 2013-08-30 LTTng modules 2.3.0-rc2
460 * Fix: metadata lttng channel refcount
461 * README: lttng-modules incompatible with lttng 0.x patchset
463 2013-07-17 LTTng modules 2.3.0-rc1
464 * Fix: kvm x86 probes side-effect
465 * Fix: allow get/put subbuf in loop for metadata stream
466 * Add support for kvm x86 specific tracepoints
467 * Add mainline headers for kvm x86 tracepoints
468 * Remove old 3.0.4 x86-64 extracted syscall info
469 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
470 * Add syscalls extracted files from a 3.10-rc7 kernel
471 * Improve documentation of the syscall extractor script
472 * Fix: double length of __dynamic_len array
473 * Fix printk instrumentation
474 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
475 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
476 * Fix: SWITCH_FLUSH new sub-buffer checks
477 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
478 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
479 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
480 * Fix: handle writes of length 0
481 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
482 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
483 * print warning and return -EBUSY on double get_subbuf()
484 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
485 * Fix: don't do 0 byte event reservation
486 * Document that payload size need to be greater than 0
487 * Fix build and load against linux-2.6.33.x
488 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
489 * Metadata cache and multiple metadata channels
490 * fix block instrumentation probe signature mismatch for 3.9.x kernels
491 * fix: block instrumentation: NULL pointer dereference
492 * Update rcu instrumentation to 3.9.[0-4]
493 * Fix CPU hotplug section mismatches
494 * Add system calls definitions for powerpc-32
495 * Remove bashism in lttng-syscalls-generate-headers.sh
496 * Update ARM (32 bit) syscall tracepoints to 3.4
498 2013-05-09 LTTng modules 2.2.0-rc2
499 * Remove useless lttng_metadata probe
500 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
501 * Fix: 3.9.0 block layer instrumentation build
502 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
503 * Stop build if CONFIG_TRACEPOINTS is not set
504 * Add comments to endifs.
505 * Fix: remove ARM set_tls system call override
506 * Cleanup: arm sys_mmap whitespace
507 * Clean up using global_dirty_limit wrapper for writeback probe
509 2013-03-29 LTTng modules 2.2.0-rc1
511 * Fix: vmscan instrumentation build
512 * writeback instrumentation: remove duplicated structures
513 * block: update instrumentation to 3.9 rc kernel
514 * rcu: update to 3.9 rc kernel instrumentation
515 * workqueue instrumentation: remove duplicated structures
516 * Rename odd event names
517 * Introduce API to remap event names exposed by LTTng
518 * lttng-module: sched.h: Fix compilation on 3.9 kernel
519 * Fix Linux 3.8 btrfs probe warning
520 * Fix Linux 3.8 ext4 probe support
521 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
522 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
523 * instrumentation sched: add missing fork pid info
524 * Fix check in lttng_strlen_user_inatomic
525 * instrumentation: sync with Linux commit a1ce392
526 * Fix: statedump: missing locking, use lttng_iterate_fd
527 * Implement lttng_iterate_fd wrapper
528 * Instrumentation cleanup: kmem events should print hex pointers
529 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
530 * Fix: statedump hang/too early completion due to logic error
531 * Fix: statedump hang due to incorrect wait/wakeup use
532 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
533 * wrapper/perf.h: Fix kernel version condition
534 * Add new kernel probes instrumentation
535 * Update kernel probes to more detailed match to kernel versions
536 * Fix possible kernel build errors with linux-patches
537 * Add missing MIT license text to 3 files under this license
538 * Update sites using kernel version checking macro to new range
539 * Make upper bound of kernel version checking macro exclusive
540 * sock instrumentation: fix fields to get referenced values
541 * ext3 instrumentation: fix of assignment code conversion
542 * sched instrumentation: rename "pid" fields in sched_process_exec
543 * Remove remaining semicolons in TP_fast_assign blocks
544 * Fix compilation for 3.0 kernels that are named 2.6.40
545 * Fix compilation for 3.0 branch (>= 3.0.39)
546 * Add kernel version checking macro
547 * Remove semicolons in TP_fast_assign blocks
548 * Add ifdefs to net probe to support Linux 2.6.39
549 * Add kernel probes for supplementary subsystems
550 * Check if interrupt action name is not null in statedump
551 * Fix exec instrumentation: only for kernels 3.4.0 and higher
552 * Add TRACE_EVENT(sched_process_exec) to sched.h
553 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
554 * Fix warning with 3.6.0 kernel
555 * ABI with support for compat 32/64 bits
556 * Perform calculation on bit size in 64-bit
557 * Use uint64_t for packet header content size and packet size
558 * Fix: compat layer only on supported architectures
559 * Fix ring buffer 32/64 bits compat
560 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
561 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
562 * Fix: statedump missing check for NULL namespace
564 2012-09-10 LTTng modules 2.1.0-rc1
565 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
566 * Support for linux kernels 2.6.32 through 2.6.37
567 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
568 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
569 * Add env hostname information
570 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
571 * lttng_statedump_process_state for each PID NS
572 * Support the hostname context
573 * Fix: statedump namespaced pid, tid and ppid
574 * Fix: statedump: disable vm maps enumeration
575 * Fix: ensure userspace accesses are done with _inatomic
576 * Fix: vppid context should test for current nsproxy
577 * Add MIPS system call support
578 * Change mode of lttng-syscalls-generate-headers.sh to 755
579 * cleanup: fix typo in syscall instrumentation header
580 * Cleanup: remove trailing whitespace in README
581 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
582 * LTTng: probe-statedump: add #include <linux/sched.h>
583 * fix: signal_generate event should print utf8 for comm field
584 * Makes write operation a parameter for tp_memcpy macro
585 * Add coding style document
586 * Update instrumentation/events README file
587 * Add makefile target for preprocessor
588 * Fix: free_event_id check should compare unsigned int with -1U
589 * Use unsigned long type for events discarded counter
590 * Fix: update signal instrumentation for 3.4 kernel
591 * LTTng Modules ARM syscall instrumentation
592 * Fix: generate header missing echo -e for escape chars
593 * Fix: add missing uaccess.h include (for ARM)
594 * README: Document that CONFIG_MODULES is required
596 * Fix: document required and optional kernel config options in README
598 2012-03-29 LTTng modules 2.0.1
599 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
601 2012-03-20 LTTng modules 2.0.0
602 * First STABLE version
605 2012-03-20 LTTng modules 2.0.0-rc4
606 * Update README and add version name place-holder
608 2012-03-16 LTTng modules 2.0.0-rc3
609 * Fix clock offset 32-bit multiplication overflow
610 * Fix : wrong assign of fd in state dump
611 * License cleanup, ifdef namespace cleanup
612 * Fix: ensure power of 2 check handles 64-bit size_t entirely
614 2012-03-02 LTTng modules 2.0.0-rc2
615 * Fix: dmesg printout should not print metadata warnings
616 * Fix: use transport name as channel name
617 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
619 2012-02-20 LTTng modules 2.0.0-rc1
620 * Standardize version across toolchain
621 * statedump: Use old macro name for kernel 2.6.38
623 2012-02-16 LTTng modules 2.0-pre15
624 * Add timer instrumentation
625 * fix: need to undef mainline define
626 * fix: Include signal.h instead of irq.h for prototype match check
627 * Add signal instrumentation
629 2012-02-16 LTTng modules 2.0-pre14
630 * syscall tracing: sys_getcpu
631 * Add sys_clone x86 instrumentation
632 * statedump: fix include circular dep
633 * Implement state dump
635 2012-02-09 LTTng modules 2.0-pre13
637 * environment: write sysname, release, version, domain to metadata
638 * Allow open /proc/lttng for read & write
640 2012-02-02 LTTng modules 2.0-pre12
641 * Add x86 32/64 execve syscall instrumentation override
642 * Remove unused defines
644 * Use LTTNG_KERNEL_SYM_NAME_LEN
645 * Update version to 1.9.9
646 * Add missing double-quotes to clock uuid
647 * clock: read bootid as clock monotonic ID
650 * clock: output clock description in metadata
651 * Properly fix the timekeeping overflow detection
653 * rename lib-ring-buffer to lttng-lib-ring-buffer
655 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
658 * Remove debugfs file (keep only proc file)
659 * Rename lttng-debugfs-abi files to lttng-abi
661 2011-12-13 LTTng modules 2.0-pre11
662 * Fix OOPS caused by reference of config pointer
663 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
664 * lttng lib: ring buffer move null pointer check to open
665 * lttng lib: ring buffer remove duplicate null pointer
666 * lttng lib: ring buffer: remove stale null-pointer
667 * lttng wrapper: add missing include to kallsyms wrapper
668 * lttng: cleanup one-bit signed bitfields
670 * Update symbol name length max size to 256
671 * Fix last modifications to string_from_user operations
672 * Document that depmod needs to be executed by hand
673 * Fix strlen_user fault space reservation
674 * Fix tp_copy_string_from_user handling of faults
675 * Disable block layer tracing support for kernels < 2.6.38
676 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
677 * Update trace clock warning to match the current development plan
678 * ringbuffer: make ring buffer printk less verbose
679 * Makefile: do not run depmod manually
681 2011-09-30 LTTng modules 2.0-pre10
682 * x86-32: override sys_mmap syscall instrumentation
685 2011-09-29 LTTng modules 2.0-pre9
686 * x86 32 syscalls: fix !CONFIG_UID16
687 * Use __string_from_user
688 * Add __string_from_user
689 * Rename "comm" context to "procname"
690 * Fetch "type" name field for mount syscall
691 * Create common override file for all architectures
692 * Shrink stack size usage
693 * Cleanup: remove unused lttng-compat-syscalls.c file
694 * Support detailed compat syscalls on x86_64
696 * Add disabled compat syscalls detail (work in progress)
697 * Add config compat support for detailed x86_32 syscalls
698 * Handle newer 3.1+ perf API
699 * Add dummy x86-32 override headers
700 * Bind x86-32 syscall headers
701 * Add x86-32 syscall headers
702 * Add check for KALLSYMS_ALL in syscall extraction script
703 * Automate string extraction for syscalls
704 * Automate syscall filename/pathname extraction
705 * Add exit to ring_buffer_frontend so module is unloadable
706 * Add sys_open filename (x86_64)
707 * Add missing memcpy callback
708 * copy_from_user and memset
709 * Add missing alignment after header write
710 * lib ring buffer: add frontend init as module_init
711 * lib ring buffer frontend: add missing lock initialization
712 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
713 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
714 * Create override for sys_mmap
715 * Rename syscalls -> syscall in LTTng ABI
716 * Use different event name for compat syscalls
717 * Allow trace syscall table override
718 * Add dummy override files
719 * syscall detail: add override capability
720 * Add pointer pretty-print heuristics
722 * Rename sys exit errno into ret
723 * Enable detailed syscalls only for native x86_64
724 * Use "unknown" for compat syscalls
725 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
728 * Only enable detailed syscalls for x86_64 for now
729 * Merge unknown syscall method with extended detail method
730 * Add underscore prefix before event names
731 * Add syscalls pointers detailed syscall tracing
732 * Use perl for regexp
733 * Support generation of syscall probes for those with pointers
734 * Support detailed syscalls with 0 arguments
735 * detailed syscall tracing (work in progress)
736 * Expose /proc/lttng file
737 * Implement detailed syscall event probe
738 * Disable perf build for < 2.6.33 kernels
739 * Syscall detail mode: generate syscall table
740 * block instrumentation: write cmd as hex sequence
741 * lttng-events TRACE_EVENT generator cleanup
742 * block layer instrumentation: fix cmd field
743 * Remove 0 args syscalls for now from type-aware syscall cb generator
744 * Generate trace syscall table macros
745 * Put syscall tracing without arg types back in place
746 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
747 * lttng events probes: don't clash with "ctx" variable name
748 * lib ring buffer must take private pointer copy before decrementing refcount
750 2011-08-16 LTTng modules 2.0-pre8
751 * Fix metadata buffer wait/wakeup
753 2011-08-12 LTTng modules 2.0-pre7
754 * Add missing module refcount to lttng_tracepoint_list_fops
755 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob