1 2018-11-01 (National Men Make Dinner Day) LTTng modules 2.10.8
2 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
3 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
4 * Fix: adapt to kernel relative references
5 * Fix: implicit declarations caused by buffer size checks.
6 * Prevent allocation of buffers if exceeding available memory
7 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
8 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
9 * Fix: access migrate_disable field directly
10 * Fix: out of memory error handling
12 2018-08-09 (National Book Lovers Day) LTTng modules 2.10.7
13 * Fix: adjust SLE version ranges to build with SP2 and SP3
14 * Fix: Allow alphanumeric characters in SLE version
15 * Fix: Adjust range for SuSE 4.4.103-92 kernels
16 * Add extra version information framework
17 * Fix: btrfs: Remove unnecessary fs_info parameter
18 * Fix: asoc: Remove snd_soc_cache_sync() implementation
19 * Fix: asoc: fix printing jack name
20 * Fix: asoc: Consolidate path trace events
21 * Fix: ASoC level IO tracing removed upstream
22 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
23 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
24 * Fix: pid tracker should track "pgid" for noargs probes
26 2018-05-09 (Lost Sock Memorial Day) LTTng modules 2.10.6
27 * Fix: update RCU instrumentation for 4.17
28 * Fix: sunrpc instrumentation for 4.17
29 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
30 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
31 * Update: kvm instrumentation for ubuntu 4.13.0-38
32 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
33 * Fix: btrfs instrumentation namespacing
34 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
35 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
36 * Fix: update kvm instrumentation for 4.1.50+
37 * Use the memory pool instead of kmalloc
38 * Create a memory pool for temporary tracepoint probes storage
39 * Fix: use proper pid_ns in the process statedump
40 * Fix: add variable quoting to shell scripts
41 * Update: kvm instrumentation for fedora 4.14.13-300
42 * Fix: Add Fedora version macros
43 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
44 * Fix: update block instrumentation for SuSE 4.4.114-92
45 * Fix: update rcu instrumentation for v4.16
46 * Fix: update vmscan instrumentation for v4.16
47 * Fix: update timer instrumentation on 4.16 and 4.14-rt
48 * Update kvm instrumentation for debian kernel 4.14.0-3
50 2018-01-30 (National Croissant Day) LTTng modules 2.10.5
51 * Fix: network instrumentation protocol enum
52 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
53 * Fix: update block instrumentation for SuSE 4.4.73-5
54 * Fix: global_dirty_limit for kernel v4.2 and up
55 * Fix: network instrumentation handling of corrupted TCP headers
56 * Fix: add missing uaccess.h include from kstrtox.h wrapper
57 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
58 * Fix: btrfs_delayed_ref_head was unwired since v3.12
59 * Update kvm instrumentation for debian kernel 4.9.65-3
60 * Fix: debian kernel version parsing
61 * Fix: block instrumentation 4.14+ NULL pointer dereference
62 * Update: kvm instrumentation for 3.16.52 and 3.2.97
63 * Fix: kvm instrumentation for 4.15
64 * Update sock instrumentation for 4.15
65 * Update kvm instrumentation for 4.15
66 * Fix: ACCESS_ONCE() removed in kernel 4.15
67 * Fix: sched instrumentation on stable RT kernels
68 * timer API transition for kernel 4.15
69 * Fix: Don't nest get online cpus
70 * Fix: lttng_channel_syscall_mask() bool use in bitfield
71 * Fix: update kmem instrumentation for kernel 4.15
73 2017-11-08 (National Cappuccino Day) LTTng modules 2.10.4
74 * Fix: lttng_kvmalloc helper NULL pointer OOP
76 2017-11-03 (National Sandwich) LTTng modules 2.10.3
77 * Fix: lttng-logger get_user_pages_fast error handling
79 2017-10-05 (National Techies Day) LTTng modules 2.10.2
80 * Fix: update block instrumentation for 4.14 kernel
81 * Revert "Fix: update block instrumentation for kernel 4.14"
83 2017-10-03 (National Techies Day) LTTng modules 2.10.1
84 * Fix: version check error in btrfs instrumentation
85 * Fix: update btrfs instrumentation for kernel 4.14
86 * Fix: update writeback instrumentation for kernel 4.14
87 * Fix: update block instrumentation for kernel 4.14
88 * Fix: vmalloc wrapper on kernel < 2.6.38
89 * Fix: vmalloc wrapper on kernel >= 4.12
90 * Add kmalloc failover to vmalloc
91 * Fix: mmap: caches aliased on virtual addresses
92 * Fix: update ext4 instrumentation for kernel 4.13
94 2017-08-01 (World Wide Web Day) LTTng modules 2.10.0
95 * Fix: Sleeping function called from invalid context
96 * Fix: sched for v4.11.5-rt1
97 * Fix: handle missing ftrace header on v4.12
99 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.10.0-rc2
100 * Fix: pid tracker should track "pgid"
101 * Fix: Build ftrace probe on kernels prior to 4.12
102 * Fix: update ftrace probe for kernel 4.12
103 * Fix: update block instrumentation for kernel 4.12
104 * Fix: Add support for 4.9.27-rt18 kernel
105 * Fix: update btrfs instrumentation for kernel 4.12
106 * Fix: update ringbuffer for kernel 4.12
107 * Fix: update sched instrumentation for kernel 4.12
108 * Fix: ext3 was completely removed from the kernel in v4.3
109 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
110 * Fix: add "flush empty" ioctl for stream intersection
111 * Revert "Fix: flush empty packets on snapshot channel"
112 * Revert "Fix: don't perform extra flush on metadata channel"
114 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
115 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
116 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
117 * Fix: Always build vmscan probe
118 * Cleanup: formatting in strutils_star_glob_match explanation
119 * Fix: introduce LTTNG_SIZE_MAX for older kernels
120 * Use SIZE_MAX instead of -1ULL for size_t parameter
121 * filter: use SIZE_MAX for size_t
122 * Fix: out of bound array access in filter code
123 * Add support for star globbing patterns in event names
124 * Filtering: add support for star-only globbing patterns
125 * Add string utilities
126 * lttng-abi.c: cleanup whitespaces
127 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
128 * Fix: kref changes for kernel 4.11
129 * Fix: atomic_add_unless() returns true/false rather than prior value
130 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
131 * Fix: update scsi instrumentation for kernel 4.11
132 * Fix: changes to the vm_op fault cb prototype in libringbuffer
133 * Fix: update btrfs instrumentation for kernel 4.11
134 * Fix: update mm_vmscan instrumentation for kernel 4.11
135 * Fix: section mismatch warning caused by __exit annotation
136 * socketpair: extend syscall socketpair tracing information
137 * Remove events/mainline unused headers
138 * update event README
139 * Fix: nmi-safe clock on 32-bit systems
140 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
141 * Fix: 4.10 hotplug adaptation backward compat
142 * Fix: 4.10 btrfs instrumentation update backward compat
143 * Update btrfs instrumentation for 4.10 kernel
144 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
145 * btrfs instrumentation: update to 4.10 kernel
146 * timer instrumentation: adapt to ktime_t without union
147 * Add load/unload messages to kernel log
148 * Update version to 2.10.0-pre
149 * Fix: asoc instrumentation for RHEL 7.3
150 * Fix: SCSI instrumentation for SLES12 SP2
151 * Add SUSE Linux Enterprise kernel version tests
152 * Filter code relicensing to MIT license
153 * Add task cpu in process statedump
154 * Performance: add missing unlikely in reserve
155 * Fix: preemptible and migratable context error handling
156 * Fix: bump stable kernel version ranges for clock work-around
158 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
159 * Fix: i2c: support kernels < 3.15
160 * Fix: show warning for broken clock work-around
161 * Bump minor ABI version
162 * Fix: work-around upstream Linux timekeeping bug
163 * Add support for i2c tracepoints
164 * Cleanup: makefile version checks with single "ge"
165 * Performance: special-case NULL in lttng_strlen_user_inatomic
166 * Fix: lttng_inline_memcpy does not take a __user argument
167 * Performance: implement lttng_inline_memcpy
168 * Performance: cache the backend pages pointer in context
169 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
170 * Performance: Only dereference commit index once
171 * Performance: Mark channel and buffer event disabled check unlikely
172 * Performance: Relax atomicity constraints for crash handling
173 * Performance: mark ring buffer do_copy callers always inline
174 * Performance: mark lib_ring_buffer_write always inline
175 * Kconfig: select TRACEPOINTS when built-in
176 * Performance: disable event counting by default
177 * Fix: handle large number of pages or subbuffers per buffer
178 * Fix: unregister cpu hotplug notifier on buffer alloc error
179 * Fix: sa_family is of type unsigned short
180 * Fix: check for sizeof sa_family to save sa_family in accept and connect
181 * Fix: use printk_once() for wrapper warning messages
182 * Fix: btrfs instrumentation for 4.8 kernel
183 * Fix: update mm_vmscan instrumentation for kernel 4.8
184 * Fix: napi instrumentation for 4.8 kernels
185 * Fix: update block instrumentation to compile on 4.8 kernels
186 * Cleanup: reuse code in accept() and accept4() instrumentation
187 * Add x86-64 override for accept4 syscall
188 * Fix: timer wrapper: support kernels >= 4.8
189 * Performance: split check deliver fast/slow paths
190 * Fix: x86-64 accept instrumentation
191 * Fix: Add support for 4.6.4-rt8 kernel
192 * Fix: update scsi instrumentation for 4.7+ kernels
193 * Fix: Use fs_initcall instead of rootfs_initcall
194 * Fix: Add kernel configuration for lttng clock plugin
195 * Fix: the clock plugin must be initiated before first use of the clock
196 * Fix: tests/Kbuild for older kernels
197 * Cleanup: __dynamic_len_idx set but not used warning
198 * Cleanup: coding style and comments of net.h
199 * net: Add TCP header data to net_* tracepoints
200 * net: Add IPv4/IPv6 header data to net_* tracepoints
201 * Fix: endianness for the container type of enum
202 * enumeration autoincrement: use if/else logic
203 * Cleanup trailing whitespaces
204 * lttng-test probe: test ctf_enum_auto()
205 * Add ctf_enum_auto() for autoincrementing enumeration values
206 * Implement session statedump command
207 * Fix: annotate bytecode interpreter for kernel stack validator
208 * Update version to 2.9.0-pre
209 * Fix: ring buffer: honor switch parameter type in remote switch
210 * Fix: only flush non-metadata channels
211 * Fix: don't perform extra flush on metadata channel
212 * select, poll and epoll_wait overrides on ARM 32-bit
213 * Fix: flush empty packets on snapshot channel
214 * Fix: do not generate packet at destroy after stop
215 * Fix: compat ioctl for flush/get metadata version
216 * Fix: ctf_string() should handle NULL pointers
217 * Fix: portability: no arith on void pointer
218 * Fix: add missing tests/Kbuild
219 * Test clock override plugin
220 * Fix: add modules target to base Makefile
221 * Fix: make clean does not include dot-config
222 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
223 * Documentation: document that CONFIG_MODULES not required when builtin
224 * Fix: add missing errno include in random wrapper
225 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
226 * Fix: copy_from_user size when limited allocation
227 * Extract the payload of epoll_wait/epoll_pwait
228 * Extract the payload for epoll_ctl
229 * Extract the FDs and flags from poll and ppoll
230 * Extract the FD sets in select and pselect6
231 * Add ctf_integer_bitfield_type
232 * Implement enumeration type
233 * Implement custom field support
234 * Implement variant type
235 * Implement shadow stack for dynamic len
236 * libringbuffer: implement event too big API
237 * Implement structure, compound array/sequence types
238 * Fix: integer endianness metadata generation
239 * Fix: endianness of integers received by filter
240 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
241 * Fix: RHEL kernel 3.10.0-327.13.1 compat
242 * Fix: ctf_user_integer should not trigger page fault
243 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
244 * Add comment describing ioctl number duplication
245 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
246 * Fix: Remove dead code from filter interpreter
247 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
248 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
249 * Fix: use of uninitialized ret value in lttng_abi_create_event
250 * Fix: kmem instrumentation: remove unused gfpflags.h include
251 * Fix: 4.6 kernel: use in_compat_syscall
252 * Fix: use BUG_ON instead of accessing array subscript above array bounds
253 * Fix: Add granularity to RHEL kernel version checks
255 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
256 * Bump minor tracer ABI version
257 * Fix: build against out-of-tree kernel build
258 * probes/Kbuild: remove upper level header path
259 * Move leftover relative include paths to system paths
260 * syscall instrumentation: use system headers
261 * tracepoint event instrumentation: use system headers
262 * Use system include path in wrappers
263 * libs: use system include paths
264 * Use system header paths in core implementation files
265 * Use system include paths in root directory headers
266 * Use system include paths in probes
268 * Use system include paths in lttng-types.h
269 * Use system include paths in lttng-tracepoint-event-impl.h
270 * Use system include path in probes/define_trace.h
271 * Use system include paths in probes/lttng-tracepoint-event-impl.h
272 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
273 * Add makefile directory to include path
274 * Fix: event ctx get size should be after chan ctx
275 * Fix: filter interpreter with userspace strings
276 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
277 * Fix: format address fields as hexadecimal
278 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
279 * Fix: system call instrumentation overrides
280 * Fix: page_alloc wrapper incorrect parenthesis
281 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
282 * Fix: add struct user_msghdr forward declaration for older kernels
283 * Cleanup: Remove unused lttng-types module
284 * Fix: add missing versions and init call for page_alloc wrapper
285 * Fix: Define lttng-tracer metadata only once
286 * Fix: Add CONFIG_LTTNG to modules_install target
287 * Fix: Use kbuild env instead of a custom var KERNELDIR
288 * Update clock offset comment
289 * clock offset: print negative value in metadata
290 * Fix: handle negative clock offset
291 * Fix: sched instrumentation for 4.1-rt11
292 * Add RT patch version macros
293 * Expect filter context identifiers starting with $ctx.
294 * ARM64: wire up compat system calls
295 * Add support for arm64 syscalls
296 * Fix: Ubuntu kernel range for block_rq_complete
297 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
298 * Fix: update vmscan instrumentation for kernel 4.5
299 * Fix: check reference counts for overflow
300 * Fix: RHEL 7.2 scsi instrumentation
301 * Fix: RHEL 7.2 kvm instrumentation
302 * Kconfig: describe both module and in-kernel compilation options
303 * Add comments and indentation to Makefile
304 * Add support for built-in kernel build
305 * Rename sub makefiles to Kbuild
306 * Cleanup sub makefiles
307 * Make goals configurable with CONFIG_LTTNG
308 * Fix: Use generic raw_irqs_disabled_flags
309 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
310 * Fix: update sched instrumentation for kernel 4.4.0
311 * Bump version number for development branch
312 * Fix: interruptible context: reversed logic
313 * Contexts for RT debugging
314 * Fix: instrumentation: v4lv2 missing include
315 * Fix: header size larger than 256 bytes
316 * Instrument x86 page faults
317 * Fix: irq_vectors TRACE_SYSTEM name
318 * Instrument x86_irq_vectors
319 * Fix: tracepoint listing misses last loaded probe
320 * Fix: lttng trace-clock needs to disable preemption
321 * Tracepoint event: add "TP_code_post()"
322 * Implement array and sequence bitfields
323 * Fix: kmem: add mm.h include
324 * Add page frame number (pfn) to kmem page events
325 * Use pfn rather than struct page in ring buffer array
326 * Implement clock plugin support
327 * Command to regenerate the metadata of a session
328 * Fix: writeback instrumentation update for 4.3 Linux kernel
329 * Fix: update sched wakeup instrumentation for 4.3 kernel
330 * Fix: lttng-test build failure for kernels < 3.0
331 * Use 3.18 syscall instrumentation for MIPS32
332 * Update the MIPS32 syscall instrumentation to 3.18
333 * Fix: Move pipe override to the arch specific pointers_override.h
334 * Implement lttng test module
335 * Cleanup: remove logically dead code
336 * Fix: filter validator use after free
337 * Fix: use after free in channel release
338 * Fix: non-enabler events should be disabled by default
339 * Fix: build failure on 2.6.36
340 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
341 * Fix: writeback instrumentation for 4.2 kernels
342 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
343 * Add stream instance id to the packet header
344 * Add a packet sequence number
345 * Fix: kmem probe with Ubuntu 3.13 kernels
346 * Fix: disable kvm probe if lapic.h isn't found
347 * Fix: timer instrumentation for 4.2 kernels
348 * Fix: ext4 instrumentation for 4.2 kernels
349 * Fix: kvm instrumentation for 4.2 kernels
350 * Fix: allow LTTng to be built within kernel tree
352 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
353 * Fix: Building the event list fails on fragmented memory
354 * Fix: use after free on metadata cache reallocation
355 * Fix: version checks for kernel 4.0
356 * Fix: Incorrect Ubuntu kernel patchlevel
357 * Fix: cpu-id context should use int type
358 * Implement cpu-id context
359 * Implement cpu_id context for filtering
360 * Fix: context printk mismatch on error
361 * Cleanup: misleading comment about deferrable timer
363 * Fix: Update kmem event for Ubuntu's 3.16 kernel
364 * Fix: RHEL 7.1 block instrumentation
365 * Fix: add RHEL version macros
366 * Fix: add missing parenthesis in ubuntu version check
367 * Fix: remove regmap instrumentation for kernels < 4.1
368 * Fix: Update kmem event for recent Ubuntu kernel
369 * Fix: missing statedump end event when block device listing available
370 * Fix: don't generate incorrect macros for debian/ubuntu version check
371 * Revert "Fix: build against Ubuntu kernels"
372 * Fix: build against Ubuntu kernels
373 * Add namespace info in sched_fork and statedump
374 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
375 * Fix: printk instrumentation: remove "condition" tracepoints
376 * Fix: regmap build against kernel 4.0 kernel headers
377 * Add mmu_valid_gen field to mmutrace events
378 * Fix: add missing x86 mmutrace kernel header include
379 * Fix: x86 mmutrace event extra field for kernels >= 3.11
380 * Fix: remove execute flag from kvm.h file
381 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
382 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
383 * Fix: 4.1-rc1 Linux build and regmap instrumentation
384 * Fix: don't clash with older Debian kernel versions
385 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
386 * Fix: discover Debian API
387 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
388 * Fix: atomic.h wrapper for kernels < 2.6.37
389 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
390 * Fix: add missing types.h include for older kernels
391 * Fix: add hlist lttng wrappers
392 * Fix: add struct file_handle forward declaration
393 * Fix: string length calculation reversed user vs kernel args
394 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
395 * Fix: add lttng rcu wrapper to allow tracing RCU
396 * Fix: double-unlock of session mutex
397 * Fix: check that class and instance prototype match
398 * Fix: lttng-events.h check function takes void
399 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
400 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
401 * Fix: Include utsrelease.h in lttng-kernel-version.h
402 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
403 * Fix: old kernels need module.h included before vermagic.h
404 * Fix: net instrumentation for kernels 2.6.39 and below
405 * Fix: version condition in makefile
406 * Implement wrapper around get_pfnblock_flags_mask
407 * Be more restrictive in provider name check
408 * Fix: net instrumentation namespacing
409 * Fix: compaction instrumentation namespacing
410 * Fix: Support 4.x kernel versions in Makefile
411 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
412 * Fix: add missing module.h include to lttng-probe-user.c
413 * Fix: use lttng hlist wrapper in wildcard and filter
414 * Fix: namespace asoc and kmem instrumentation
415 * Fix: update instrumentation after wildcard rebase
416 * Fix: lttng_abi_syscall_list does not need to be exported
417 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
418 * Remove now unused syscalls.h from lttng-modules
419 * Filter: start with enabler "disabled"
420 * Fix coverity warning about sizeof(void **) != sizeof(void *)
421 * Fix length type and text sequence base
422 * Fix: TP_FIELDS: add missing headers
423 * Migrate syscall instrumentation to TP_FIELDS
424 * Migrate tracepoint instrumentation to TP_FIELDS
425 * Implement filtering infrastructure
426 * syscall wildcards: apply syscall filtering
427 * Implement syscall wildcard support
428 * Implement tracepoint wildcard support
429 * Namespace all tracepoints
430 * Implement list.h wrapper for hlist in older kernels
431 * Implement listing of pid tracker content
432 * Implement PID tracking
433 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
434 * Fix: update writeback instrumentation for kernel 4.0+
435 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
436 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
437 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
438 * Fix: missing parenthesis in offset_align_floor
439 * Fix: implement time.h wrapper for FD_ISSET
440 * Fix: update sched instrumentation for 3.19+ kernels
441 * Fix: update rcu instrumentation for 3.19+ kernels
442 * Fix: update scsi instrumentation for 3.19+ kernels
443 * Fix: update module instrumentation for 3.19+ kernels
444 * Fix: Add f_dentry wrapper for 3.19+ kernels
445 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
446 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
447 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
448 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
449 * Conditional compilation introduced by lttng-modules commit
450 * Fix: compaction instrumentation update for 3.14.x stable kernels
451 * Fix: context alignment not properly handled
452 * Fix compilation on Linux kernel >= 3.18.0
453 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
455 2014-10-20 LTTng modules 2.6.0-rc1
456 * Expose lttng-modules ABI version ioctl
457 * Fix: syscall list ioctl number conflict
458 * lttng-modules: fix build for non-x86
459 * Fix: syscall listing of session
460 * Print build warning when writeback probe is disabled
461 * Add atomic.h wrapper for before/after atomic
462 * Fix compilation on Ubuntu 14.10
463 * Fix: export name as text array in writeback
464 * Cleanup: remove unused trace_clock_read32()
465 * Use 3.17 ktime_get_mono_fast_ns() new API
466 * Check for stale version.h files
467 * Fix: compile lttng_statedump_process_ns on Ubuntu
468 * Reverse version check logic in lttng_statedump_process_ns
469 * Fix block_rq_complete TP on Ubuntu kernel
470 * Introduce macros to check Ubuntu kernel version
471 * Sync writeback tracepoints from mainline
472 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
473 * Fix: hander negative get_syscall_nr return value
474 * Fix: statedump: close_on_exec flag backward compat
475 * Fix instrumentation of vmscan for older kernels
476 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
477 * Fix: syscall listing: handle "enable all syscall"
478 * Fix: don't allow disabling syscalls when none are enabled
479 * Fix: syscall: fail disable all if all already disabled
480 * Fix: syscall filtering: NULL pointer deref
481 * Cleanup: list syscall without syscall_entry prefix
482 * Fix: syscall_list_show NULL pointer deref
483 * implement syscall mask getter
484 * Cleanup: lttng-abi.h coding style
485 * syscall listing: show syscall ID
486 * Allow events with same name to be enabled for each channel
487 * ABI: use enable a syscall ABI field name
488 * Implement syscall listing
489 * Fix: tracepoint list anonymous file name
490 * Fix: syscall filtering: disable all syscalls
491 * syscall tracing: input/output parameter handling for all arch
492 * lttng-get-syscall-inout.sh depends on bash
493 * Fix generate syscall header script: add missing escape char
494 * syscall instrumentation: handle copy_from_user return value
495 * Rename LTTng syscall instrumentation macros
496 * Rename LTTng instrumentation macros
497 * Extract input/output arguments from accept and connect syscalls
498 * syscall: extract pipe and pipe2 output args
499 * Remove sys_ prefix from syscall names
500 * System call inout/output arg processing
501 * Update syscall inout table
502 * Add syscall inout table
503 * Extract syscall exit ret value on x86 32/64
504 * Extract system call exit return value
505 * Syscall filtering: apply to syscall exit
506 * System call filtering
507 * asoc.h: fix build with v3.17 kernel
508 * Fix: lttng-modules teardown NULL pointer OOPS
509 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
510 * Modernize README using Markdown
511 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
512 * Add cscope to gitignore
513 * Update kvm instrumentation: compile on 3.17-rc1
514 * Update statedump to 3.17 nsproxy locking
515 * Fix: noargs probes should calculate alignment and event length
516 * Update compaction instrumentation to 3.16 kernel
517 * Update vmscan instrumentation to 3.16 kernel
519 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
522 2014-06-27 LTTng modules 2.5.0-rc2
523 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
524 * Fix: statedump handle oom case, handle errors
525 * Fix: correct typo in kernel version number
526 * Fix: blktrace instrumentation for backported branches
527 * Fix: statedump block devices OOPS
529 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
530 * Add TID field to some block_* events
531 * Fix: refuse overwrite mode buffers with less than two subbuffers
532 * Fix: lttng modules system call generation script
533 * Dump FD flags and mode on state dump
534 * Fix: incorrect rwbs field type in block_bio_queue
535 * Fix: blktrace instrumentation for v3.2.58+ stable branch
536 * Fix: pass proper args when writing commit counter
537 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
538 * Fix: allow racy tracepoint string input from kernel and userspace
539 * Statedump event for block devices
540 * Fix: update v4l2 instrumentation to 3.15 kernel
541 * Fix: ext4 update instrumentation to 3.15 kernel
542 * Fix: update block instrumentation to 3.15 kernel
543 * Fix: module instrumentation: update to 3.15 kernel
544 * Adapt to 3.15 tracepoint API
545 * Kernel 3.15 don't define map unmap for pipe
546 * Fix: add missing module version in v4l2 probe
547 * Add V4L2 instrumentation
548 * Fix: rcu instrumentation: add const qualifier to char pointers
549 * Fix: add missing module version information
550 * Use kernel 3.13 syscall tables for MIPS32
551 * Add MIPS32 syscalls extracted from a 3.13 kernel
552 * Fix: block instrumentation: < 3.14 don't have bi_iter
553 * Fix: update btrfs instrumentation to kernel 3.14
554 * Fix: update block layer instrumentation to kernel 3.14
555 * Fix: remove __exit annotation
556 * Fix file permissions for lttng-statedump-impl.c
559 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
560 * Fix: load state dump even if work-around lookup fails
561 * Cleanup: fix comment
562 * Fix: correctly version kvm events to build against v3.0 kernel
563 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
565 2014-02-14 LTTng modules 2.4.0-rc4
566 * Fix: use after free in ring buffer clients
567 * Fix: Add statedump exit so module is not permanent
568 * Cleanup: move callback init to static initialization
569 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
571 2014-01-29 LTTng modules 2.4.0-rc3
572 * Fix: tracepoint event name mapping at unregister
573 * Fix: tracepoint name remapping
574 * Fix: enable event error path memory corruption
575 * Update kvm instrumentation to Linux 3.13
576 * Update sched instrumentation to Linux 3.13
577 * Fix: provide more precise error report for enable event
578 * Fix: quote event name in metadata
579 * Add version info to lttng-tracer.ko modinfo
581 2013-12-10 LTTng modules 2.4.0-rc2
582 * Fix: client_packet_header() uses wrong packet
583 * Cleanup: fix typo in ring buffer backend comment
584 * Fix: handle unknown event type parameter
585 * Fix: eliminate timestamp overlap between packets
586 * gcc blacklist: only apply when building with gcc
587 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
589 2013-11-15 LTTng modules 2.4.0-rc1
590 * Update ext4 instrumentation to Linux 3.12
591 * Update RCU instrumentation to Linux 3.12
592 * Update btrfs instrumentation to 3.12 kernel
593 * Update vmscan instrumentation to Linux 3.12
594 * update: kmem instrumentation 3.12 kernel support
595 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
596 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
597 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
598 * Add new tracepoint in KVM
599 * Blacklist kernels 3.10.13 and 3.11.2
600 * LTTng trace-clock: shrink kernel blacklist
601 * Metadata flush writes data from the cache
602 * Per-stream ioctl to get the current timestamp
603 * LTTng ringbuffer ABI calls for index generation
604 * Prepare LTTng override of ring buffer fops
605 * Blacklist Linux kernels 3.10+
607 2013-09-03 LTTng modules 2.3.0
608 * Fix: metadata stream should not reference session
609 * Fix: btrfs: support 3.11 Linux kernel
610 * statedump: remove KERN_DEBUG messages
611 * Fix: ext4: add missing tracepoints for 3.11 kernel
612 * Fix: ext4: Linux 3.11 support
613 * Fix: ext3: 3.11 Linux support
614 * Fix: statedump nsproxy 3.11 Linux support
616 2013-08-30 LTTng modules 2.3.0-rc2
617 * Fix: metadata lttng channel refcount
618 * README: lttng-modules incompatible with lttng 0.x patchset
620 2013-07-17 LTTng modules 2.3.0-rc1
621 * Fix: kvm x86 probes side-effect
622 * Fix: allow get/put subbuf in loop for metadata stream
623 * Add support for kvm x86 specific tracepoints
624 * Add mainline headers for kvm x86 tracepoints
625 * Remove old 3.0.4 x86-64 extracted syscall info
626 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
627 * Add syscalls extracted files from a 3.10-rc7 kernel
628 * Improve documentation of the syscall extractor script
629 * Fix: double length of __dynamic_len array
630 * Fix printk instrumentation
631 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
632 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
633 * Fix: SWITCH_FLUSH new sub-buffer checks
634 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
635 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
636 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
637 * Fix: handle writes of length 0
638 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
639 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
640 * print warning and return -EBUSY on double get_subbuf()
641 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
642 * Fix: don't do 0 byte event reservation
643 * Document that payload size need to be greater than 0
644 * Fix build and load against linux-2.6.33.x
645 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
646 * Metadata cache and multiple metadata channels
647 * fix block instrumentation probe signature mismatch for 3.9.x kernels
648 * fix: block instrumentation: NULL pointer dereference
649 * Update rcu instrumentation to 3.9.[0-4]
650 * Fix CPU hotplug section mismatches
651 * Add system calls definitions for powerpc-32
652 * Remove bashism in lttng-syscalls-generate-headers.sh
653 * Update ARM (32 bit) syscall tracepoints to 3.4
655 2013-05-09 LTTng modules 2.2.0-rc2
656 * Remove useless lttng_metadata probe
657 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
658 * Fix: 3.9.0 block layer instrumentation build
659 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
660 * Stop build if CONFIG_TRACEPOINTS is not set
661 * Add comments to endifs.
662 * Fix: remove ARM set_tls system call override
663 * Cleanup: arm sys_mmap whitespace
664 * Clean up using global_dirty_limit wrapper for writeback probe
666 2013-03-29 LTTng modules 2.2.0-rc1
668 * Fix: vmscan instrumentation build
669 * writeback instrumentation: remove duplicated structures
670 * block: update instrumentation to 3.9 rc kernel
671 * rcu: update to 3.9 rc kernel instrumentation
672 * workqueue instrumentation: remove duplicated structures
673 * Rename odd event names
674 * Introduce API to remap event names exposed by LTTng
675 * lttng-module: sched.h: Fix compilation on 3.9 kernel
676 * Fix Linux 3.8 btrfs probe warning
677 * Fix Linux 3.8 ext4 probe support
678 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
679 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
680 * instrumentation sched: add missing fork pid info
681 * Fix check in lttng_strlen_user_inatomic
682 * instrumentation: sync with Linux commit a1ce392
683 * Fix: statedump: missing locking, use lttng_iterate_fd
684 * Implement lttng_iterate_fd wrapper
685 * Instrumentation cleanup: kmem events should print hex pointers
686 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
687 * Fix: statedump hang/too early completion due to logic error
688 * Fix: statedump hang due to incorrect wait/wakeup use
689 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
690 * wrapper/perf.h: Fix kernel version condition
691 * Add new kernel probes instrumentation
692 * Update kernel probes to more detailed match to kernel versions
693 * Fix possible kernel build errors with linux-patches
694 * Add missing MIT license text to 3 files under this license
695 * Update sites using kernel version checking macro to new range
696 * Make upper bound of kernel version checking macro exclusive
697 * sock instrumentation: fix fields to get referenced values
698 * ext3 instrumentation: fix of assignment code conversion
699 * sched instrumentation: rename "pid" fields in sched_process_exec
700 * Remove remaining semicolons in TP_fast_assign blocks
701 * Fix compilation for 3.0 kernels that are named 2.6.40
702 * Fix compilation for 3.0 branch (>= 3.0.39)
703 * Add kernel version checking macro
704 * Remove semicolons in TP_fast_assign blocks
705 * Add ifdefs to net probe to support Linux 2.6.39
706 * Add kernel probes for supplementary subsystems
707 * Check if interrupt action name is not null in statedump
708 * Fix exec instrumentation: only for kernels 3.4.0 and higher
709 * Add TRACE_EVENT(sched_process_exec) to sched.h
710 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
711 * Fix warning with 3.6.0 kernel
712 * ABI with support for compat 32/64 bits
713 * Perform calculation on bit size in 64-bit
714 * Use uint64_t for packet header content size and packet size
715 * Fix: compat layer only on supported architectures
716 * Fix ring buffer 32/64 bits compat
717 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
718 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
719 * Fix: statedump missing check for NULL namespace
721 2012-09-10 LTTng modules 2.1.0-rc1
722 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
723 * Support for linux kernels 2.6.32 through 2.6.37
724 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
725 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
726 * Add env hostname information
727 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
728 * lttng_statedump_process_state for each PID NS
729 * Support the hostname context
730 * Fix: statedump namespaced pid, tid and ppid
731 * Fix: statedump: disable vm maps enumeration
732 * Fix: ensure userspace accesses are done with _inatomic
733 * Fix: vppid context should test for current nsproxy
734 * Add MIPS system call support
735 * Change mode of lttng-syscalls-generate-headers.sh to 755
736 * cleanup: fix typo in syscall instrumentation header
737 * Cleanup: remove trailing whitespace in README
738 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
739 * LTTng: probe-statedump: add #include <linux/sched.h>
740 * fix: signal_generate event should print utf8 for comm field
741 * Makes write operation a parameter for tp_memcpy macro
742 * Add coding style document
743 * Update instrumentation/events README file
744 * Add makefile target for preprocessor
745 * Fix: free_event_id check should compare unsigned int with -1U
746 * Use unsigned long type for events discarded counter
747 * Fix: update signal instrumentation for 3.4 kernel
748 * LTTng Modules ARM syscall instrumentation
749 * Fix: generate header missing echo -e for escape chars
750 * Fix: add missing uaccess.h include (for ARM)
751 * README: Document that CONFIG_MODULES is required
753 * Fix: document required and optional kernel config options in README
755 2012-03-29 LTTng modules 2.0.1
756 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
758 2012-03-20 LTTng modules 2.0.0
759 * First STABLE version
762 2012-03-20 LTTng modules 2.0.0-rc4
763 * Update README and add version name place-holder
765 2012-03-16 LTTng modules 2.0.0-rc3
766 * Fix clock offset 32-bit multiplication overflow
767 * Fix : wrong assign of fd in state dump
768 * License cleanup, ifdef namespace cleanup
769 * Fix: ensure power of 2 check handles 64-bit size_t entirely
771 2012-03-02 LTTng modules 2.0.0-rc2
772 * Fix: dmesg printout should not print metadata warnings
773 * Fix: use transport name as channel name
774 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
776 2012-02-20 LTTng modules 2.0.0-rc1
777 * Standardize version across toolchain
778 * statedump: Use old macro name for kernel 2.6.38
780 2012-02-16 LTTng modules 2.0-pre15
781 * Add timer instrumentation
782 * fix: need to undef mainline define
783 * fix: Include signal.h instead of irq.h for prototype match check
784 * Add signal instrumentation
786 2012-02-16 LTTng modules 2.0-pre14
787 * syscall tracing: sys_getcpu
788 * Add sys_clone x86 instrumentation
789 * statedump: fix include circular dep
790 * Implement state dump
792 2012-02-09 LTTng modules 2.0-pre13
794 * environment: write sysname, release, version, domain to metadata
795 * Allow open /proc/lttng for read & write
797 2012-02-02 LTTng modules 2.0-pre12
798 * Add x86 32/64 execve syscall instrumentation override
799 * Remove unused defines
801 * Use LTTNG_KERNEL_SYM_NAME_LEN
802 * Update version to 1.9.9
803 * Add missing double-quotes to clock uuid
804 * clock: read bootid as clock monotonic ID
807 * clock: output clock description in metadata
808 * Properly fix the timekeeping overflow detection
810 * rename lib-ring-buffer to lttng-lib-ring-buffer
812 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
815 * Remove debugfs file (keep only proc file)
816 * Rename lttng-debugfs-abi files to lttng-abi
818 2011-12-13 LTTng modules 2.0-pre11
819 * Fix OOPS caused by reference of config pointer
820 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
821 * lttng lib: ring buffer move null pointer check to open
822 * lttng lib: ring buffer remove duplicate null pointer
823 * lttng lib: ring buffer: remove stale null-pointer
824 * lttng wrapper: add missing include to kallsyms wrapper
825 * lttng: cleanup one-bit signed bitfields
827 * Update symbol name length max size to 256
828 * Fix last modifications to string_from_user operations
829 * Document that depmod needs to be executed by hand
830 * Fix strlen_user fault space reservation
831 * Fix tp_copy_string_from_user handling of faults
832 * Disable block layer tracing support for kernels < 2.6.38
833 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
834 * Update trace clock warning to match the current development plan
835 * ringbuffer: make ring buffer printk less verbose
836 * Makefile: do not run depmod manually
838 2011-09-30 LTTng modules 2.0-pre10
839 * x86-32: override sys_mmap syscall instrumentation
842 2011-09-29 LTTng modules 2.0-pre9
843 * x86 32 syscalls: fix !CONFIG_UID16
844 * Use __string_from_user
845 * Add __string_from_user
846 * Rename "comm" context to "procname"
847 * Fetch "type" name field for mount syscall
848 * Create common override file for all architectures
849 * Shrink stack size usage
850 * Cleanup: remove unused lttng-compat-syscalls.c file
851 * Support detailed compat syscalls on x86_64
853 * Add disabled compat syscalls detail (work in progress)
854 * Add config compat support for detailed x86_32 syscalls
855 * Handle newer 3.1+ perf API
856 * Add dummy x86-32 override headers
857 * Bind x86-32 syscall headers
858 * Add x86-32 syscall headers
859 * Add check for KALLSYMS_ALL in syscall extraction script
860 * Automate string extraction for syscalls
861 * Automate syscall filename/pathname extraction
862 * Add exit to ring_buffer_frontend so module is unloadable
863 * Add sys_open filename (x86_64)
864 * Add missing memcpy callback
865 * copy_from_user and memset
866 * Add missing alignment after header write
867 * lib ring buffer: add frontend init as module_init
868 * lib ring buffer frontend: add missing lock initialization
869 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
870 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
871 * Create override for sys_mmap
872 * Rename syscalls -> syscall in LTTng ABI
873 * Use different event name for compat syscalls
874 * Allow trace syscall table override
875 * Add dummy override files
876 * syscall detail: add override capability
877 * Add pointer pretty-print heuristics
879 * Rename sys exit errno into ret
880 * Enable detailed syscalls only for native x86_64
881 * Use "unknown" for compat syscalls
882 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
885 * Only enable detailed syscalls for x86_64 for now
886 * Merge unknown syscall method with extended detail method
887 * Add underscore prefix before event names
888 * Add syscalls pointers detailed syscall tracing
889 * Use perl for regexp
890 * Support generation of syscall probes for those with pointers
891 * Support detailed syscalls with 0 arguments
892 * detailed syscall tracing (work in progress)
893 * Expose /proc/lttng file
894 * Implement detailed syscall event probe
895 * Disable perf build for < 2.6.33 kernels
896 * Syscall detail mode: generate syscall table
897 * block instrumentation: write cmd as hex sequence
898 * lttng-events TRACE_EVENT generator cleanup
899 * block layer instrumentation: fix cmd field
900 * Remove 0 args syscalls for now from type-aware syscall cb generator
901 * Generate trace syscall table macros
902 * Put syscall tracing without arg types back in place
903 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
904 * lttng events probes: don't clash with "ctx" variable name
905 * lib ring buffer must take private pointer copy before decrementing refcount
907 2011-08-16 LTTng modules 2.0-pre8
908 * Fix metadata buffer wait/wakeup
910 2011-08-12 LTTng modules 2.0-pre7
911 * Add missing module refcount to lttng_tracepoint_list_fops
912 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob