1 2018-05-09 (Lost Sock Memorial Day) LTTng modules 2.10.6
2 * Fix: update RCU instrumentation for 4.17
3 * Fix: sunrpc instrumentation for 4.17
4 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
5 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
6 * Update: kvm instrumentation for ubuntu 4.13.0-38
7 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
8 * Fix: btrfs instrumentation namespacing
9 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
10 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
11 * Fix: update kvm instrumentation for 4.1.50+
12 * Use the memory pool instead of kmalloc
13 * Create a memory pool for temporary tracepoint probes storage
14 * Fix: use proper pid_ns in the process statedump
15 * Fix: add variable quoting to shell scripts
16 * Update: kvm instrumentation for fedora 4.14.13-300
17 * Fix: Add Fedora version macros
18 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
19 * Fix: update block instrumentation for SuSE 4.4.114-92
20 * Fix: update rcu instrumentation for v4.16
21 * Fix: update vmscan instrumentation for v4.16
22 * Fix: update timer instrumentation on 4.16 and 4.14-rt
23 * Update kvm instrumentation for debian kernel 4.14.0-3
25 2018-01-30 (National Croissant Day) LTTng modules 2.10.5
26 * Fix: network instrumentation protocol enum
27 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
28 * Fix: update block instrumentation for SuSE 4.4.73-5
29 * Fix: global_dirty_limit for kernel v4.2 and up
30 * Fix: network instrumentation handling of corrupted TCP headers
31 * Fix: add missing uaccess.h include from kstrtox.h wrapper
32 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
33 * Fix: btrfs_delayed_ref_head was unwired since v3.12
34 * Update kvm instrumentation for debian kernel 4.9.65-3
35 * Fix: debian kernel version parsing
36 * Fix: block instrumentation 4.14+ NULL pointer dereference
37 * Update: kvm instrumentation for 3.16.52 and 3.2.97
38 * Fix: kvm instrumentation for 4.15
39 * Update sock instrumentation for 4.15
40 * Update kvm instrumentation for 4.15
41 * Fix: ACCESS_ONCE() removed in kernel 4.15
42 * Fix: sched instrumentation on stable RT kernels
43 * timer API transition for kernel 4.15
44 * Fix: Don't nest get online cpus
45 * Fix: lttng_channel_syscall_mask() bool use in bitfield
46 * Fix: update kmem instrumentation for kernel 4.15
48 2017-11-08 (National Cappuccino Day) LTTng modules 2.10.4
49 * Fix: lttng_kvmalloc helper NULL pointer OOP
51 2017-11-03 (National Sandwich) LTTng modules 2.10.3
52 * Fix: lttng-logger get_user_pages_fast error handling
54 2017-10-05 (National Techies Day) LTTng modules 2.10.2
55 * Fix: update block instrumentation for 4.14 kernel
56 * Revert "Fix: update block instrumentation for kernel 4.14"
58 2017-10-03 (National Techies Day) LTTng modules 2.10.1
59 * Fix: version check error in btrfs instrumentation
60 * Fix: update btrfs instrumentation for kernel 4.14
61 * Fix: update writeback instrumentation for kernel 4.14
62 * Fix: update block instrumentation for kernel 4.14
63 * Fix: vmalloc wrapper on kernel < 2.6.38
64 * Fix: vmalloc wrapper on kernel >= 4.12
65 * Add kmalloc failover to vmalloc
66 * Fix: mmap: caches aliased on virtual addresses
67 * Fix: update ext4 instrumentation for kernel 4.13
69 2017-08-01 (World Wide Web Day) LTTng modules 2.10.0
70 * Fix: Sleeping function called from invalid context
71 * Fix: sched for v4.11.5-rt1
72 * Fix: handle missing ftrace header on v4.12
74 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.10.0-rc2
75 * Fix: pid tracker should track "pgid"
76 * Fix: Build ftrace probe on kernels prior to 4.12
77 * Fix: update ftrace probe for kernel 4.12
78 * Fix: update block instrumentation for kernel 4.12
79 * Fix: Add support for 4.9.27-rt18 kernel
80 * Fix: update btrfs instrumentation for kernel 4.12
81 * Fix: update ringbuffer for kernel 4.12
82 * Fix: update sched instrumentation for kernel 4.12
83 * Fix: ext3 was completely removed from the kernel in v4.3
84 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
85 * Fix: add "flush empty" ioctl for stream intersection
86 * Revert "Fix: flush empty packets on snapshot channel"
87 * Revert "Fix: don't perform extra flush on metadata channel"
89 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
90 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
91 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
92 * Fix: Always build vmscan probe
93 * Cleanup: formatting in strutils_star_glob_match explanation
94 * Fix: introduce LTTNG_SIZE_MAX for older kernels
95 * Use SIZE_MAX instead of -1ULL for size_t parameter
96 * filter: use SIZE_MAX for size_t
97 * Fix: out of bound array access in filter code
98 * Add support for star globbing patterns in event names
99 * Filtering: add support for star-only globbing patterns
100 * Add string utilities
101 * lttng-abi.c: cleanup whitespaces
102 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
103 * Fix: kref changes for kernel 4.11
104 * Fix: atomic_add_unless() returns true/false rather than prior value
105 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
106 * Fix: update scsi instrumentation for kernel 4.11
107 * Fix: changes to the vm_op fault cb prototype in libringbuffer
108 * Fix: update btrfs instrumentation for kernel 4.11
109 * Fix: update mm_vmscan instrumentation for kernel 4.11
110 * Fix: section mismatch warning caused by __exit annotation
111 * socketpair: extend syscall socketpair tracing information
112 * Remove events/mainline unused headers
113 * update event README
114 * Fix: nmi-safe clock on 32-bit systems
115 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
116 * Fix: 4.10 hotplug adaptation backward compat
117 * Fix: 4.10 btrfs instrumentation update backward compat
118 * Update btrfs instrumentation for 4.10 kernel
119 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
120 * btrfs instrumentation: update to 4.10 kernel
121 * timer instrumentation: adapt to ktime_t without union
122 * Add load/unload messages to kernel log
123 * Update version to 2.10.0-pre
124 * Fix: asoc instrumentation for RHEL 7.3
125 * Fix: SCSI instrumentation for SLES12 SP2
126 * Add SUSE Linux Enterprise kernel version tests
127 * Filter code relicensing to MIT license
128 * Add task cpu in process statedump
129 * Performance: add missing unlikely in reserve
130 * Fix: preemptible and migratable context error handling
131 * Fix: bump stable kernel version ranges for clock work-around
133 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
134 * Fix: i2c: support kernels < 3.15
135 * Fix: show warning for broken clock work-around
136 * Bump minor ABI version
137 * Fix: work-around upstream Linux timekeeping bug
138 * Add support for i2c tracepoints
139 * Cleanup: makefile version checks with single "ge"
140 * Performance: special-case NULL in lttng_strlen_user_inatomic
141 * Fix: lttng_inline_memcpy does not take a __user argument
142 * Performance: implement lttng_inline_memcpy
143 * Performance: cache the backend pages pointer in context
144 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
145 * Performance: Only dereference commit index once
146 * Performance: Mark channel and buffer event disabled check unlikely
147 * Performance: Relax atomicity constraints for crash handling
148 * Performance: mark ring buffer do_copy callers always inline
149 * Performance: mark lib_ring_buffer_write always inline
150 * Kconfig: select TRACEPOINTS when built-in
151 * Performance: disable event counting by default
152 * Fix: handle large number of pages or subbuffers per buffer
153 * Fix: unregister cpu hotplug notifier on buffer alloc error
154 * Fix: sa_family is of type unsigned short
155 * Fix: check for sizeof sa_family to save sa_family in accept and connect
156 * Fix: use printk_once() for wrapper warning messages
157 * Fix: btrfs instrumentation for 4.8 kernel
158 * Fix: update mm_vmscan instrumentation for kernel 4.8
159 * Fix: napi instrumentation for 4.8 kernels
160 * Fix: update block instrumentation to compile on 4.8 kernels
161 * Cleanup: reuse code in accept() and accept4() instrumentation
162 * Add x86-64 override for accept4 syscall
163 * Fix: timer wrapper: support kernels >= 4.8
164 * Performance: split check deliver fast/slow paths
165 * Fix: x86-64 accept instrumentation
166 * Fix: Add support for 4.6.4-rt8 kernel
167 * Fix: update scsi instrumentation for 4.7+ kernels
168 * Fix: Use fs_initcall instead of rootfs_initcall
169 * Fix: Add kernel configuration for lttng clock plugin
170 * Fix: the clock plugin must be initiated before first use of the clock
171 * Fix: tests/Kbuild for older kernels
172 * Cleanup: __dynamic_len_idx set but not used warning
173 * Cleanup: coding style and comments of net.h
174 * net: Add TCP header data to net_* tracepoints
175 * net: Add IPv4/IPv6 header data to net_* tracepoints
176 * Fix: endianness for the container type of enum
177 * enumeration autoincrement: use if/else logic
178 * Cleanup trailing whitespaces
179 * lttng-test probe: test ctf_enum_auto()
180 * Add ctf_enum_auto() for autoincrementing enumeration values
181 * Implement session statedump command
182 * Fix: annotate bytecode interpreter for kernel stack validator
183 * Update version to 2.9.0-pre
184 * Fix: ring buffer: honor switch parameter type in remote switch
185 * Fix: only flush non-metadata channels
186 * Fix: don't perform extra flush on metadata channel
187 * select, poll and epoll_wait overrides on ARM 32-bit
188 * Fix: flush empty packets on snapshot channel
189 * Fix: do not generate packet at destroy after stop
190 * Fix: compat ioctl for flush/get metadata version
191 * Fix: ctf_string() should handle NULL pointers
192 * Fix: portability: no arith on void pointer
193 * Fix: add missing tests/Kbuild
194 * Test clock override plugin
195 * Fix: add modules target to base Makefile
196 * Fix: make clean does not include dot-config
197 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
198 * Documentation: document that CONFIG_MODULES not required when builtin
199 * Fix: add missing errno include in random wrapper
200 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
201 * Fix: copy_from_user size when limited allocation
202 * Extract the payload of epoll_wait/epoll_pwait
203 * Extract the payload for epoll_ctl
204 * Extract the FDs and flags from poll and ppoll
205 * Extract the FD sets in select and pselect6
206 * Add ctf_integer_bitfield_type
207 * Implement enumeration type
208 * Implement custom field support
209 * Implement variant type
210 * Implement shadow stack for dynamic len
211 * libringbuffer: implement event too big API
212 * Implement structure, compound array/sequence types
213 * Fix: integer endianness metadata generation
214 * Fix: endianness of integers received by filter
215 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
216 * Fix: RHEL kernel 3.10.0-327.13.1 compat
217 * Fix: ctf_user_integer should not trigger page fault
218 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
219 * Add comment describing ioctl number duplication
220 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
221 * Fix: Remove dead code from filter interpreter
222 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
223 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
224 * Fix: use of uninitialized ret value in lttng_abi_create_event
225 * Fix: kmem instrumentation: remove unused gfpflags.h include
226 * Fix: 4.6 kernel: use in_compat_syscall
227 * Fix: use BUG_ON instead of accessing array subscript above array bounds
228 * Fix: Add granularity to RHEL kernel version checks
230 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
231 * Bump minor tracer ABI version
232 * Fix: build against out-of-tree kernel build
233 * probes/Kbuild: remove upper level header path
234 * Move leftover relative include paths to system paths
235 * syscall instrumentation: use system headers
236 * tracepoint event instrumentation: use system headers
237 * Use system include path in wrappers
238 * libs: use system include paths
239 * Use system header paths in core implementation files
240 * Use system include paths in root directory headers
241 * Use system include paths in probes
243 * Use system include paths in lttng-types.h
244 * Use system include paths in lttng-tracepoint-event-impl.h
245 * Use system include path in probes/define_trace.h
246 * Use system include paths in probes/lttng-tracepoint-event-impl.h
247 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
248 * Add makefile directory to include path
249 * Fix: event ctx get size should be after chan ctx
250 * Fix: filter interpreter with userspace strings
251 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
252 * Fix: format address fields as hexadecimal
253 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
254 * Fix: system call instrumentation overrides
255 * Fix: page_alloc wrapper incorrect parenthesis
256 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
257 * Fix: add struct user_msghdr forward declaration for older kernels
258 * Cleanup: Remove unused lttng-types module
259 * Fix: add missing versions and init call for page_alloc wrapper
260 * Fix: Define lttng-tracer metadata only once
261 * Fix: Add CONFIG_LTTNG to modules_install target
262 * Fix: Use kbuild env instead of a custom var KERNELDIR
263 * Update clock offset comment
264 * clock offset: print negative value in metadata
265 * Fix: handle negative clock offset
266 * Fix: sched instrumentation for 4.1-rt11
267 * Add RT patch version macros
268 * Expect filter context identifiers starting with $ctx.
269 * ARM64: wire up compat system calls
270 * Add support for arm64 syscalls
271 * Fix: Ubuntu kernel range for block_rq_complete
272 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
273 * Fix: update vmscan instrumentation for kernel 4.5
274 * Fix: check reference counts for overflow
275 * Fix: RHEL 7.2 scsi instrumentation
276 * Fix: RHEL 7.2 kvm instrumentation
277 * Kconfig: describe both module and in-kernel compilation options
278 * Add comments and indentation to Makefile
279 * Add support for built-in kernel build
280 * Rename sub makefiles to Kbuild
281 * Cleanup sub makefiles
282 * Make goals configurable with CONFIG_LTTNG
283 * Fix: Use generic raw_irqs_disabled_flags
284 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
285 * Fix: update sched instrumentation for kernel 4.4.0
286 * Bump version number for development branch
287 * Fix: interruptible context: reversed logic
288 * Contexts for RT debugging
289 * Fix: instrumentation: v4lv2 missing include
290 * Fix: header size larger than 256 bytes
291 * Instrument x86 page faults
292 * Fix: irq_vectors TRACE_SYSTEM name
293 * Instrument x86_irq_vectors
294 * Fix: tracepoint listing misses last loaded probe
295 * Fix: lttng trace-clock needs to disable preemption
296 * Tracepoint event: add "TP_code_post()"
297 * Implement array and sequence bitfields
298 * Fix: kmem: add mm.h include
299 * Add page frame number (pfn) to kmem page events
300 * Use pfn rather than struct page in ring buffer array
301 * Implement clock plugin support
302 * Command to regenerate the metadata of a session
303 * Fix: writeback instrumentation update for 4.3 Linux kernel
304 * Fix: update sched wakeup instrumentation for 4.3 kernel
305 * Fix: lttng-test build failure for kernels < 3.0
306 * Use 3.18 syscall instrumentation for MIPS32
307 * Update the MIPS32 syscall instrumentation to 3.18
308 * Fix: Move pipe override to the arch specific pointers_override.h
309 * Implement lttng test module
310 * Cleanup: remove logically dead code
311 * Fix: filter validator use after free
312 * Fix: use after free in channel release
313 * Fix: non-enabler events should be disabled by default
314 * Fix: build failure on 2.6.36
315 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
316 * Fix: writeback instrumentation for 4.2 kernels
317 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
318 * Add stream instance id to the packet header
319 * Add a packet sequence number
320 * Fix: kmem probe with Ubuntu 3.13 kernels
321 * Fix: disable kvm probe if lapic.h isn't found
322 * Fix: timer instrumentation for 4.2 kernels
323 * Fix: ext4 instrumentation for 4.2 kernels
324 * Fix: kvm instrumentation for 4.2 kernels
325 * Fix: allow LTTng to be built within kernel tree
327 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
328 * Fix: Building the event list fails on fragmented memory
329 * Fix: use after free on metadata cache reallocation
330 * Fix: version checks for kernel 4.0
331 * Fix: Incorrect Ubuntu kernel patchlevel
332 * Fix: cpu-id context should use int type
333 * Implement cpu-id context
334 * Implement cpu_id context for filtering
335 * Fix: context printk mismatch on error
336 * Cleanup: misleading comment about deferrable timer
338 * Fix: Update kmem event for Ubuntu's 3.16 kernel
339 * Fix: RHEL 7.1 block instrumentation
340 * Fix: add RHEL version macros
341 * Fix: add missing parenthesis in ubuntu version check
342 * Fix: remove regmap instrumentation for kernels < 4.1
343 * Fix: Update kmem event for recent Ubuntu kernel
344 * Fix: missing statedump end event when block device listing available
345 * Fix: don't generate incorrect macros for debian/ubuntu version check
346 * Revert "Fix: build against Ubuntu kernels"
347 * Fix: build against Ubuntu kernels
348 * Add namespace info in sched_fork and statedump
349 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
350 * Fix: printk instrumentation: remove "condition" tracepoints
351 * Fix: regmap build against kernel 4.0 kernel headers
352 * Add mmu_valid_gen field to mmutrace events
353 * Fix: add missing x86 mmutrace kernel header include
354 * Fix: x86 mmutrace event extra field for kernels >= 3.11
355 * Fix: remove execute flag from kvm.h file
356 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
357 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
358 * Fix: 4.1-rc1 Linux build and regmap instrumentation
359 * Fix: don't clash with older Debian kernel versions
360 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
361 * Fix: discover Debian API
362 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
363 * Fix: atomic.h wrapper for kernels < 2.6.37
364 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
365 * Fix: add missing types.h include for older kernels
366 * Fix: add hlist lttng wrappers
367 * Fix: add struct file_handle forward declaration
368 * Fix: string length calculation reversed user vs kernel args
369 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
370 * Fix: add lttng rcu wrapper to allow tracing RCU
371 * Fix: double-unlock of session mutex
372 * Fix: check that class and instance prototype match
373 * Fix: lttng-events.h check function takes void
374 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
375 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
376 * Fix: Include utsrelease.h in lttng-kernel-version.h
377 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
378 * Fix: old kernels need module.h included before vermagic.h
379 * Fix: net instrumentation for kernels 2.6.39 and below
380 * Fix: version condition in makefile
381 * Implement wrapper around get_pfnblock_flags_mask
382 * Be more restrictive in provider name check
383 * Fix: net instrumentation namespacing
384 * Fix: compaction instrumentation namespacing
385 * Fix: Support 4.x kernel versions in Makefile
386 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
387 * Fix: add missing module.h include to lttng-probe-user.c
388 * Fix: use lttng hlist wrapper in wildcard and filter
389 * Fix: namespace asoc and kmem instrumentation
390 * Fix: update instrumentation after wildcard rebase
391 * Fix: lttng_abi_syscall_list does not need to be exported
392 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
393 * Remove now unused syscalls.h from lttng-modules
394 * Filter: start with enabler "disabled"
395 * Fix coverity warning about sizeof(void **) != sizeof(void *)
396 * Fix length type and text sequence base
397 * Fix: TP_FIELDS: add missing headers
398 * Migrate syscall instrumentation to TP_FIELDS
399 * Migrate tracepoint instrumentation to TP_FIELDS
400 * Implement filtering infrastructure
401 * syscall wildcards: apply syscall filtering
402 * Implement syscall wildcard support
403 * Implement tracepoint wildcard support
404 * Namespace all tracepoints
405 * Implement list.h wrapper for hlist in older kernels
406 * Implement listing of pid tracker content
407 * Implement PID tracking
408 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
409 * Fix: update writeback instrumentation for kernel 4.0+
410 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
411 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
412 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
413 * Fix: missing parenthesis in offset_align_floor
414 * Fix: implement time.h wrapper for FD_ISSET
415 * Fix: update sched instrumentation for 3.19+ kernels
416 * Fix: update rcu instrumentation for 3.19+ kernels
417 * Fix: update scsi instrumentation for 3.19+ kernels
418 * Fix: update module instrumentation for 3.19+ kernels
419 * Fix: Add f_dentry wrapper for 3.19+ kernels
420 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
421 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
422 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
423 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
424 * Conditional compilation introduced by lttng-modules commit
425 * Fix: compaction instrumentation update for 3.14.x stable kernels
426 * Fix: context alignment not properly handled
427 * Fix compilation on Linux kernel >= 3.18.0
428 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
430 2014-10-20 LTTng modules 2.6.0-rc1
431 * Expose lttng-modules ABI version ioctl
432 * Fix: syscall list ioctl number conflict
433 * lttng-modules: fix build for non-x86
434 * Fix: syscall listing of session
435 * Print build warning when writeback probe is disabled
436 * Add atomic.h wrapper for before/after atomic
437 * Fix compilation on Ubuntu 14.10
438 * Fix: export name as text array in writeback
439 * Cleanup: remove unused trace_clock_read32()
440 * Use 3.17 ktime_get_mono_fast_ns() new API
441 * Check for stale version.h files
442 * Fix: compile lttng_statedump_process_ns on Ubuntu
443 * Reverse version check logic in lttng_statedump_process_ns
444 * Fix block_rq_complete TP on Ubuntu kernel
445 * Introduce macros to check Ubuntu kernel version
446 * Sync writeback tracepoints from mainline
447 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
448 * Fix: hander negative get_syscall_nr return value
449 * Fix: statedump: close_on_exec flag backward compat
450 * Fix instrumentation of vmscan for older kernels
451 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
452 * Fix: syscall listing: handle "enable all syscall"
453 * Fix: don't allow disabling syscalls when none are enabled
454 * Fix: syscall: fail disable all if all already disabled
455 * Fix: syscall filtering: NULL pointer deref
456 * Cleanup: list syscall without syscall_entry prefix
457 * Fix: syscall_list_show NULL pointer deref
458 * implement syscall mask getter
459 * Cleanup: lttng-abi.h coding style
460 * syscall listing: show syscall ID
461 * Allow events with same name to be enabled for each channel
462 * ABI: use enable a syscall ABI field name
463 * Implement syscall listing
464 * Fix: tracepoint list anonymous file name
465 * Fix: syscall filtering: disable all syscalls
466 * syscall tracing: input/output parameter handling for all arch
467 * lttng-get-syscall-inout.sh depends on bash
468 * Fix generate syscall header script: add missing escape char
469 * syscall instrumentation: handle copy_from_user return value
470 * Rename LTTng syscall instrumentation macros
471 * Rename LTTng instrumentation macros
472 * Extract input/output arguments from accept and connect syscalls
473 * syscall: extract pipe and pipe2 output args
474 * Remove sys_ prefix from syscall names
475 * System call inout/output arg processing
476 * Update syscall inout table
477 * Add syscall inout table
478 * Extract syscall exit ret value on x86 32/64
479 * Extract system call exit return value
480 * Syscall filtering: apply to syscall exit
481 * System call filtering
482 * asoc.h: fix build with v3.17 kernel
483 * Fix: lttng-modules teardown NULL pointer OOPS
484 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
485 * Modernize README using Markdown
486 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
487 * Add cscope to gitignore
488 * Update kvm instrumentation: compile on 3.17-rc1
489 * Update statedump to 3.17 nsproxy locking
490 * Fix: noargs probes should calculate alignment and event length
491 * Update compaction instrumentation to 3.16 kernel
492 * Update vmscan instrumentation to 3.16 kernel
494 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
497 2014-06-27 LTTng modules 2.5.0-rc2
498 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
499 * Fix: statedump handle oom case, handle errors
500 * Fix: correct typo in kernel version number
501 * Fix: blktrace instrumentation for backported branches
502 * Fix: statedump block devices OOPS
504 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
505 * Add TID field to some block_* events
506 * Fix: refuse overwrite mode buffers with less than two subbuffers
507 * Fix: lttng modules system call generation script
508 * Dump FD flags and mode on state dump
509 * Fix: incorrect rwbs field type in block_bio_queue
510 * Fix: blktrace instrumentation for v3.2.58+ stable branch
511 * Fix: pass proper args when writing commit counter
512 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
513 * Fix: allow racy tracepoint string input from kernel and userspace
514 * Statedump event for block devices
515 * Fix: update v4l2 instrumentation to 3.15 kernel
516 * Fix: ext4 update instrumentation to 3.15 kernel
517 * Fix: update block instrumentation to 3.15 kernel
518 * Fix: module instrumentation: update to 3.15 kernel
519 * Adapt to 3.15 tracepoint API
520 * Kernel 3.15 don't define map unmap for pipe
521 * Fix: add missing module version in v4l2 probe
522 * Add V4L2 instrumentation
523 * Fix: rcu instrumentation: add const qualifier to char pointers
524 * Fix: add missing module version information
525 * Use kernel 3.13 syscall tables for MIPS32
526 * Add MIPS32 syscalls extracted from a 3.13 kernel
527 * Fix: block instrumentation: < 3.14 don't have bi_iter
528 * Fix: update btrfs instrumentation to kernel 3.14
529 * Fix: update block layer instrumentation to kernel 3.14
530 * Fix: remove __exit annotation
531 * Fix file permissions for lttng-statedump-impl.c
534 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
535 * Fix: load state dump even if work-around lookup fails
536 * Cleanup: fix comment
537 * Fix: correctly version kvm events to build against v3.0 kernel
538 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
540 2014-02-14 LTTng modules 2.4.0-rc4
541 * Fix: use after free in ring buffer clients
542 * Fix: Add statedump exit so module is not permanent
543 * Cleanup: move callback init to static initialization
544 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
546 2014-01-29 LTTng modules 2.4.0-rc3
547 * Fix: tracepoint event name mapping at unregister
548 * Fix: tracepoint name remapping
549 * Fix: enable event error path memory corruption
550 * Update kvm instrumentation to Linux 3.13
551 * Update sched instrumentation to Linux 3.13
552 * Fix: provide more precise error report for enable event
553 * Fix: quote event name in metadata
554 * Add version info to lttng-tracer.ko modinfo
556 2013-12-10 LTTng modules 2.4.0-rc2
557 * Fix: client_packet_header() uses wrong packet
558 * Cleanup: fix typo in ring buffer backend comment
559 * Fix: handle unknown event type parameter
560 * Fix: eliminate timestamp overlap between packets
561 * gcc blacklist: only apply when building with gcc
562 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
564 2013-11-15 LTTng modules 2.4.0-rc1
565 * Update ext4 instrumentation to Linux 3.12
566 * Update RCU instrumentation to Linux 3.12
567 * Update btrfs instrumentation to 3.12 kernel
568 * Update vmscan instrumentation to Linux 3.12
569 * update: kmem instrumentation 3.12 kernel support
570 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
571 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
572 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
573 * Add new tracepoint in KVM
574 * Blacklist kernels 3.10.13 and 3.11.2
575 * LTTng trace-clock: shrink kernel blacklist
576 * Metadata flush writes data from the cache
577 * Per-stream ioctl to get the current timestamp
578 * LTTng ringbuffer ABI calls for index generation
579 * Prepare LTTng override of ring buffer fops
580 * Blacklist Linux kernels 3.10+
582 2013-09-03 LTTng modules 2.3.0
583 * Fix: metadata stream should not reference session
584 * Fix: btrfs: support 3.11 Linux kernel
585 * statedump: remove KERN_DEBUG messages
586 * Fix: ext4: add missing tracepoints for 3.11 kernel
587 * Fix: ext4: Linux 3.11 support
588 * Fix: ext3: 3.11 Linux support
589 * Fix: statedump nsproxy 3.11 Linux support
591 2013-08-30 LTTng modules 2.3.0-rc2
592 * Fix: metadata lttng channel refcount
593 * README: lttng-modules incompatible with lttng 0.x patchset
595 2013-07-17 LTTng modules 2.3.0-rc1
596 * Fix: kvm x86 probes side-effect
597 * Fix: allow get/put subbuf in loop for metadata stream
598 * Add support for kvm x86 specific tracepoints
599 * Add mainline headers for kvm x86 tracepoints
600 * Remove old 3.0.4 x86-64 extracted syscall info
601 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
602 * Add syscalls extracted files from a 3.10-rc7 kernel
603 * Improve documentation of the syscall extractor script
604 * Fix: double length of __dynamic_len array
605 * Fix printk instrumentation
606 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
607 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
608 * Fix: SWITCH_FLUSH new sub-buffer checks
609 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
610 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
611 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
612 * Fix: handle writes of length 0
613 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
614 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
615 * print warning and return -EBUSY on double get_subbuf()
616 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
617 * Fix: don't do 0 byte event reservation
618 * Document that payload size need to be greater than 0
619 * Fix build and load against linux-2.6.33.x
620 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
621 * Metadata cache and multiple metadata channels
622 * fix block instrumentation probe signature mismatch for 3.9.x kernels
623 * fix: block instrumentation: NULL pointer dereference
624 * Update rcu instrumentation to 3.9.[0-4]
625 * Fix CPU hotplug section mismatches
626 * Add system calls definitions for powerpc-32
627 * Remove bashism in lttng-syscalls-generate-headers.sh
628 * Update ARM (32 bit) syscall tracepoints to 3.4
630 2013-05-09 LTTng modules 2.2.0-rc2
631 * Remove useless lttng_metadata probe
632 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
633 * Fix: 3.9.0 block layer instrumentation build
634 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
635 * Stop build if CONFIG_TRACEPOINTS is not set
636 * Add comments to endifs.
637 * Fix: remove ARM set_tls system call override
638 * Cleanup: arm sys_mmap whitespace
639 * Clean up using global_dirty_limit wrapper for writeback probe
641 2013-03-29 LTTng modules 2.2.0-rc1
643 * Fix: vmscan instrumentation build
644 * writeback instrumentation: remove duplicated structures
645 * block: update instrumentation to 3.9 rc kernel
646 * rcu: update to 3.9 rc kernel instrumentation
647 * workqueue instrumentation: remove duplicated structures
648 * Rename odd event names
649 * Introduce API to remap event names exposed by LTTng
650 * lttng-module: sched.h: Fix compilation on 3.9 kernel
651 * Fix Linux 3.8 btrfs probe warning
652 * Fix Linux 3.8 ext4 probe support
653 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
654 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
655 * instrumentation sched: add missing fork pid info
656 * Fix check in lttng_strlen_user_inatomic
657 * instrumentation: sync with Linux commit a1ce392
658 * Fix: statedump: missing locking, use lttng_iterate_fd
659 * Implement lttng_iterate_fd wrapper
660 * Instrumentation cleanup: kmem events should print hex pointers
661 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
662 * Fix: statedump hang/too early completion due to logic error
663 * Fix: statedump hang due to incorrect wait/wakeup use
664 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
665 * wrapper/perf.h: Fix kernel version condition
666 * Add new kernel probes instrumentation
667 * Update kernel probes to more detailed match to kernel versions
668 * Fix possible kernel build errors with linux-patches
669 * Add missing MIT license text to 3 files under this license
670 * Update sites using kernel version checking macro to new range
671 * Make upper bound of kernel version checking macro exclusive
672 * sock instrumentation: fix fields to get referenced values
673 * ext3 instrumentation: fix of assignment code conversion
674 * sched instrumentation: rename "pid" fields in sched_process_exec
675 * Remove remaining semicolons in TP_fast_assign blocks
676 * Fix compilation for 3.0 kernels that are named 2.6.40
677 * Fix compilation for 3.0 branch (>= 3.0.39)
678 * Add kernel version checking macro
679 * Remove semicolons in TP_fast_assign blocks
680 * Add ifdefs to net probe to support Linux 2.6.39
681 * Add kernel probes for supplementary subsystems
682 * Check if interrupt action name is not null in statedump
683 * Fix exec instrumentation: only for kernels 3.4.0 and higher
684 * Add TRACE_EVENT(sched_process_exec) to sched.h
685 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
686 * Fix warning with 3.6.0 kernel
687 * ABI with support for compat 32/64 bits
688 * Perform calculation on bit size in 64-bit
689 * Use uint64_t for packet header content size and packet size
690 * Fix: compat layer only on supported architectures
691 * Fix ring buffer 32/64 bits compat
692 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
693 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
694 * Fix: statedump missing check for NULL namespace
696 2012-09-10 LTTng modules 2.1.0-rc1
697 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
698 * Support for linux kernels 2.6.32 through 2.6.37
699 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
700 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
701 * Add env hostname information
702 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
703 * lttng_statedump_process_state for each PID NS
704 * Support the hostname context
705 * Fix: statedump namespaced pid, tid and ppid
706 * Fix: statedump: disable vm maps enumeration
707 * Fix: ensure userspace accesses are done with _inatomic
708 * Fix: vppid context should test for current nsproxy
709 * Add MIPS system call support
710 * Change mode of lttng-syscalls-generate-headers.sh to 755
711 * cleanup: fix typo in syscall instrumentation header
712 * Cleanup: remove trailing whitespace in README
713 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
714 * LTTng: probe-statedump: add #include <linux/sched.h>
715 * fix: signal_generate event should print utf8 for comm field
716 * Makes write operation a parameter for tp_memcpy macro
717 * Add coding style document
718 * Update instrumentation/events README file
719 * Add makefile target for preprocessor
720 * Fix: free_event_id check should compare unsigned int with -1U
721 * Use unsigned long type for events discarded counter
722 * Fix: update signal instrumentation for 3.4 kernel
723 * LTTng Modules ARM syscall instrumentation
724 * Fix: generate header missing echo -e for escape chars
725 * Fix: add missing uaccess.h include (for ARM)
726 * README: Document that CONFIG_MODULES is required
728 * Fix: document required and optional kernel config options in README
730 2012-03-29 LTTng modules 2.0.1
731 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
733 2012-03-20 LTTng modules 2.0.0
734 * First STABLE version
737 2012-03-20 LTTng modules 2.0.0-rc4
738 * Update README and add version name place-holder
740 2012-03-16 LTTng modules 2.0.0-rc3
741 * Fix clock offset 32-bit multiplication overflow
742 * Fix : wrong assign of fd in state dump
743 * License cleanup, ifdef namespace cleanup
744 * Fix: ensure power of 2 check handles 64-bit size_t entirely
746 2012-03-02 LTTng modules 2.0.0-rc2
747 * Fix: dmesg printout should not print metadata warnings
748 * Fix: use transport name as channel name
749 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
751 2012-02-20 LTTng modules 2.0.0-rc1
752 * Standardize version across toolchain
753 * statedump: Use old macro name for kernel 2.6.38
755 2012-02-16 LTTng modules 2.0-pre15
756 * Add timer instrumentation
757 * fix: need to undef mainline define
758 * fix: Include signal.h instead of irq.h for prototype match check
759 * Add signal instrumentation
761 2012-02-16 LTTng modules 2.0-pre14
762 * syscall tracing: sys_getcpu
763 * Add sys_clone x86 instrumentation
764 * statedump: fix include circular dep
765 * Implement state dump
767 2012-02-09 LTTng modules 2.0-pre13
769 * environment: write sysname, release, version, domain to metadata
770 * Allow open /proc/lttng for read & write
772 2012-02-02 LTTng modules 2.0-pre12
773 * Add x86 32/64 execve syscall instrumentation override
774 * Remove unused defines
776 * Use LTTNG_KERNEL_SYM_NAME_LEN
777 * Update version to 1.9.9
778 * Add missing double-quotes to clock uuid
779 * clock: read bootid as clock monotonic ID
782 * clock: output clock description in metadata
783 * Properly fix the timekeeping overflow detection
785 * rename lib-ring-buffer to lttng-lib-ring-buffer
787 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
790 * Remove debugfs file (keep only proc file)
791 * Rename lttng-debugfs-abi files to lttng-abi
793 2011-12-13 LTTng modules 2.0-pre11
794 * Fix OOPS caused by reference of config pointer
795 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
796 * lttng lib: ring buffer move null pointer check to open
797 * lttng lib: ring buffer remove duplicate null pointer
798 * lttng lib: ring buffer: remove stale null-pointer
799 * lttng wrapper: add missing include to kallsyms wrapper
800 * lttng: cleanup one-bit signed bitfields
802 * Update symbol name length max size to 256
803 * Fix last modifications to string_from_user operations
804 * Document that depmod needs to be executed by hand
805 * Fix strlen_user fault space reservation
806 * Fix tp_copy_string_from_user handling of faults
807 * Disable block layer tracing support for kernels < 2.6.38
808 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
809 * Update trace clock warning to match the current development plan
810 * ringbuffer: make ring buffer printk less verbose
811 * Makefile: do not run depmod manually
813 2011-09-30 LTTng modules 2.0-pre10
814 * x86-32: override sys_mmap syscall instrumentation
817 2011-09-29 LTTng modules 2.0-pre9
818 * x86 32 syscalls: fix !CONFIG_UID16
819 * Use __string_from_user
820 * Add __string_from_user
821 * Rename "comm" context to "procname"
822 * Fetch "type" name field for mount syscall
823 * Create common override file for all architectures
824 * Shrink stack size usage
825 * Cleanup: remove unused lttng-compat-syscalls.c file
826 * Support detailed compat syscalls on x86_64
828 * Add disabled compat syscalls detail (work in progress)
829 * Add config compat support for detailed x86_32 syscalls
830 * Handle newer 3.1+ perf API
831 * Add dummy x86-32 override headers
832 * Bind x86-32 syscall headers
833 * Add x86-32 syscall headers
834 * Add check for KALLSYMS_ALL in syscall extraction script
835 * Automate string extraction for syscalls
836 * Automate syscall filename/pathname extraction
837 * Add exit to ring_buffer_frontend so module is unloadable
838 * Add sys_open filename (x86_64)
839 * Add missing memcpy callback
840 * copy_from_user and memset
841 * Add missing alignment after header write
842 * lib ring buffer: add frontend init as module_init
843 * lib ring buffer frontend: add missing lock initialization
844 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
845 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
846 * Create override for sys_mmap
847 * Rename syscalls -> syscall in LTTng ABI
848 * Use different event name for compat syscalls
849 * Allow trace syscall table override
850 * Add dummy override files
851 * syscall detail: add override capability
852 * Add pointer pretty-print heuristics
854 * Rename sys exit errno into ret
855 * Enable detailed syscalls only for native x86_64
856 * Use "unknown" for compat syscalls
857 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
860 * Only enable detailed syscalls for x86_64 for now
861 * Merge unknown syscall method with extended detail method
862 * Add underscore prefix before event names
863 * Add syscalls pointers detailed syscall tracing
864 * Use perl for regexp
865 * Support generation of syscall probes for those with pointers
866 * Support detailed syscalls with 0 arguments
867 * detailed syscall tracing (work in progress)
868 * Expose /proc/lttng file
869 * Implement detailed syscall event probe
870 * Disable perf build for < 2.6.33 kernels
871 * Syscall detail mode: generate syscall table
872 * block instrumentation: write cmd as hex sequence
873 * lttng-events TRACE_EVENT generator cleanup
874 * block layer instrumentation: fix cmd field
875 * Remove 0 args syscalls for now from type-aware syscall cb generator
876 * Generate trace syscall table macros
877 * Put syscall tracing without arg types back in place
878 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
879 * lttng events probes: don't clash with "ctx" variable name
880 * lib ring buffer must take private pointer copy before decrementing refcount
882 2011-08-16 LTTng modules 2.0-pre8
883 * Fix metadata buffer wait/wakeup
885 2011-08-12 LTTng modules 2.0-pre7
886 * Add missing module refcount to lttng_tracepoint_list_fops
887 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob