1 2024-03-21 (National Common Courtesy Day) LTTng modules 2.13.12
2 * docs: Add supported versions and fix-backport policy
3 * docs: Add links to project resources
4 * Fix: Correct minimum version in jbd2 SLE kernel range
5 * Fix: Handle recent SLE major version codes
6 * Fix: build on sles15sp4
7 * Compile fixes for RHEL 9.3 kernels
8 * Fix: ext4_discard_preallocations changed in linux 6.8.0-rc3
9 * Fix: btrfs_get_extent flags and compress_type changed in linux 6.8.0-rc1
10 * Fix: btrfs_chunk tracepoints changed in linux 6.8.0-rc1
11 * Fix: strlcpy removed in linux 6.8.0-rc1
12 * Fix: timer_start changed in linux 6.8.0-rc1
13 * Fix: sched_stat_runtime changed in linux 6.8.0-rc1
15 2024-01-10 (National Houseplant Appreciation Day) LTTng modules 2.13.11
16 * Fix: Include linux/sched/rt.h for kernels v3.9 to v3.14
17 * Fix: Disable IBT around indirect function calls
18 * Inline implementation of task_prio()
19 * Fix: prio context NULL pointer exception
20 * Fix: MODULE_IMPORT_NS is introduced in kernel 5.4
21 * Android: Import VFS namespace for android common kernel
22 * Fix: get_file_rcu is missing in kernels < 4.1
23 * fix: lookup_fd_rcu replaced by lookup_fdget_rcu in linux 6.7.0-rc1
24 * fix: mm, vmscan signatures changed in linux 6.7.0-rc1
25 * fix: phys_proc_id and cpu_core_id moved in linux 6.7.0-rc1
26 * Fix build for RHEL 8.8 with linux 4.18.0-477.10.1+
27 * Fix: bytecode validator: oops during validation of immediate string
28 * fix: lttng-probe-kvm-x86-mmu build with linux 6.6
29 * fix: built-in lttng with kernel >= v6.1
30 * fix: ubuntu kinetic kernel range for jdb2
32 2023-06-07 (National VCR Day) LTTng modules 2.13.10
33 * Add support for RHEL 9.1
34 * Add support for RHEL 9.0
35 * fix: kallsyms wrapper on CONFIG_PPC64_ELF_ABI_V1
36 * fix: net: add location to trace_consume_skb() (v6.3)
37 * fix: btrfs: pass find_free_extent_ctl to allocator tracepoints (v6.3)
38 * fix: uuid: Decouple guid_t and uuid_le types and respective macros (v6.3)
39 * fix: mm: introduce vma->vm_flags wrapper functions (v6.3)
41 2023-03-03 (Canadian Bacon Day) LTTng modules 2.13.9
42 * fix: jbd2: use the correct print format (v5.4.229)
43 * fix: jbd2 upper bound for v5.10.163
44 * fix: jbd2: use the correct print format (v5.10.163)
45 * fix: btrfs: move accessor helpers into accessors.h (v6.2)
47 2023-01-13 (National Sticker Day) LTTng modules 2.13.8
48 * fix: jbd2: use the correct print format
49 * Fix: in_x32_syscall was introduced in v4.7.0
50 * Explicitly skip tracing x32 system calls
51 * fix: kallsyms wrapper on ppc64el
52 * fix: Adjust ranges for RHEL 8.6 kernels
53 * fix: kvm-x86 requires CONFIG_KALLSYMS_ALL
54 * fix: mm/slab_common: drop kmem_alloc & avoid dereferencing fields when not using (v6.1)
56 2022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.7
57 * Fix: handle integer capture page faults as skip field
59 2022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.6
60 * Fix: bytecode validator: reject specialized load field/context ref instructions
61 * Fix: bytecode validator: reject specialized load instructions
62 * Fix: honor "user" attribute for array/sequence of user integers
63 * wrapper: powerpc64: fix kernel crash caused by do_get_kallsyms
64 * Fix: event notification: Remove duplicate event enabled check
65 * Fix: event notification capture: validate buffer length
66 * Fix: handle capture page faults as skip field
67 * Fix: event notification capture error handling
68 * Fix: capture_sequence_element_{un,}signed: handle user-space input
69 * Fix: notification capture: handle userspace strings
70 * Implement lttng_msgpack_write_user_str
71 * Fix: bytecode interpreter: LOAD_FIELD: handle user fields
72 * Fix: move "user" attribute from field to type
73 * Introduce lttng_copy_from_user_check_nofault
74 * fix: adjust range v5.10.137 in block probe
76 2022-08-19 (National Potato Day) LTTng modules 2.13.5
77 * Fix: incorrect stub prototypes when CONFIG_HAVE_SYSCALL_TRACEPOINTS=n
78 * fix: mm/tracing: add 'accounted' entry into output of allocation tracepoints (v6.0)
79 * fix: block: remove bdevname (v6.0)
80 * fix: fs/jbd2: Fix the documentation of the jbd2_write_superblock() callers (v6.0)
81 * fix: tie compaction probe build to CONFIG_COMPACTION
82 * fix: net: skb: introduce kfree_skb_reason() (v5.15.58..v5.16)
83 * fix: workqueue: Fix type of cpu in trace event (v5.19)
84 * fix: fs: Remove flags parameter from aops->write_begin (v5.19)
85 * fix: mm/page_alloc: fix tracepoint mm_page_alloc_zone_locked() (v5.19)
87 2022-06-03 (National Repeat Day) (National Repeat Day) LTTng modules 2.13.4
88 * Fix: event notifier: racy use of last subbuffer record
89 * Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
90 * fix: 'random' tracepoints removed in stable kernels
91 * fix: random: remove unused tracepoints (v5.10, v5.15)
92 * fix: sched/tracing: Append prev_state to tp args instead (v5.18)
93 * fix: mm: compaction: cleanup the compaction trace events (v5.18)
94 * fix: scsi: core: Remove <scsi/scsi_request.h> (v5.18)
95 * fix: kprobes: Use rethook for kretprobe if possible (v5.18)
96 * fix: random: remove unused tracepoints (v5.18)
97 * fix: scsi: block: Remove REQ_OP_WRITE_SAME support (v5.18)
98 * fix: block: remove genhd.h (v5.18)
99 * fix: sched/tracing: Don't re-read p->state when emitting sched_switch event (v5.18)
100 * fix: KVM: x86: Unexport kvm_x86_ops (v5.18)
101 * Fix: do not warn on unknown counter ioctl
102 * Fix: tracepoint event: allow same provider and event name
103 * Fix: compaction migratepages event name
105 2022-03-25 (National Waffle Day) LTTng modules 2.13.3
106 * Document expected ISO8601 time formats in ABI header
107 * Fix: lttng ABI: lttng_counter_ioctl() tainted scalar
108 * Fix: sample discarded events count before reserve
109 * Cleanup: comment alignment in ring buffer config.h
111 2022-03-07 (National Cereal Day) LTTng modules 2.13.2
112 * Fix: incorrect in/out direction for syscall exit
113 * fix: net: socket: rename SKB_DROP_REASON_SOCKET_FILTER (v5.17)
114 * fix: net: skb: introduce kfree_skb_reason() (v5.17)
115 * fix: random: rather than entropy_store abstraction, use global (v5.17)
116 * fix: btrfs: pass fs_info to trace_btrfs_transaction_commit (v5.17)
117 * fix: mm: compaction: fix the migration stats in trace_mm_compaction_migratepages() (v5.17)
118 * fix: block: remove the ->rq_disk field in struct request (v5.17)
119 * fix: block: remove GENHD_FL_SUPPRESS_PARTITION_INFO (v5.17)
120 * Copyright ownership transfer
122 2022-01-05 (National Bird Day) LTTng modules 2.13.1
123 * fix: mm: move kvmalloc-related functions to slab.h (v5.16)
124 * fix: block: don't call blk_status_to_errno in blk_update_request (v5.16)
125 * fix: KVM: MMU: change tracepoints arguments to kvm_page_fault (v5.16)
126 * fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
127 * fix: isystem: delete global -isystem compile option (v5.16)
128 * fix: block: move block-related definitions out of fs.h (v5.16)
129 * Fix: syscall tracing: missing trigger actions
130 * Warn on event registration/unregistration failure
131 * fix: implicit-int error in EXPORT_SYMBOL_GPL
132 * fix: Revert "Makefile: Enable -Wimplicit-fallthrough for Clang" (v5.15)
133 * fix: cpu/hotplug: Remove deprecated CPU-hotplug functions. (v5.15)
135 2021-08-02 (Ice Cream Sandwich Day) LTTng modules 2.13.0
138 2021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
139 * fix: sched: Change task_struct::state (v5.14)
140 * fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
141 * fix: adjust ranges for RHEL 8.4
143 2021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
144 * fix: adjust ranges for RHEL 8.2 and 8.3
145 * Disable x86 error code bitwise enum in default build
146 * Disable mmap bitwise enum in default build
147 * Disable block rwbs bitwise enum in default build
148 * Disable sched_switch bitwise enum in default build
149 * Disable open[at] bitwise enum in default build
150 * Disable fcntl bitwise enum in default build
151 * Disable clone bitwise enum in default build
152 * Add experimental bitwise enum config option
153 * Add defaults to Kconfig options
154 * Cleanup: remove unused EXTCFLAGS from Makefile
155 * Sync `show_inode_state()` macro with upstream stable kernels
156 * Update .gitreview for stable-2.13
157 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
158 * fix: block: remove disk_part_iter (v5.12)
159 * Cleanup: lib ring buffer: rename pagecpy local variable
160 * Cleanup: clarify strcpy/strcpy_from_user local variables
161 * Implement ring buffer Pascal string copy
162 * Move alignment into event write callback
163 * Cleanup: disable page fault after access_ok
164 * Fix: increment buffer offset when failing to copy from user-space
165 * Fix: add missing #include for 3.8 kernel
166 * Fix: builtin script referring to old directories
167 * events.h API const-ness
168 * Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
169 * Rename struct channel to struct lttng_kernel_ring_buffer_channel
170 * Refactoring: struct lttng_channel
171 * Fix: missing #include for 3.8 kernel
172 * Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
173 * Set probe descriptor field in event descriptor
174 * Split syscall tracepoint generation in their own files
175 * Include `linux/in{,6}.h` closer to where it's used
176 * Group all syscall enums in one compile unit
177 * Include `linux/mman.h` for mmap flag enum
178 * Add `struct trace_syscall_table`
179 * Define `static_assert()` when not defined by kernel
180 * Move event hash tables to private header
181 * Move forward declarations to private header
182 * Move lttng_syscall_filter forward declaration to private header
183 * Split ID tracker into public/private structures
184 * Move id tracker hash node to private header
185 * Split struct lttng_session into public/private structures
186 * Move struct lttng_metadata_stream to private header
187 * Move event notifier and counter structures to private header
188 * Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
189 * Refactoring: struct lttng_kernel_channel_buffer_ops
190 * Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
191 * Move metadata cache structure to internal header
192 * Move internal APIs to internal header
193 * Move kprobes, uprobes, kretprobes, syscall structures to internal header
194 * Move kprobe, kretprobe, uprobe APIs to internal header
195 * Remove unused TRACEPOINT_HAS_DATA_ARG
196 * Move enabler APIs to internal header
197 * Move bytecode structures to internal header
198 * Remove include of internal header from tracepoint-event-impl.h
199 * Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
200 * Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
201 * Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
202 * Move context structures and API to internal header
203 * Move enabler structures to internal header
204 * Makefile: add .o wildcard target
205 * Fix: Makefile: generation of specific .i file not working
206 * Fix: refactor preemptible context
207 * Refactoring: context callbacks
208 * Remove event id parameter from event_reserve callback
209 * Refactoring: ring buffer context
210 * sequence and variant types: use previous field for length/tag if NULL
212 2021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
213 * Set the 2.13 release codename and description
214 * Fix: LTTng-modules ABI ioctl wrong direction
215 * Refactoring: bytecode interpreter
216 * Move probe_ctx argument to align with lttng-ust
217 * Combine event notifier and recorder enable/disable functions
218 * Refactoring: combine probe callbacks
219 * Combine event recorder and notifier destroy
220 * Refactoring: event structures
221 * lttng-probes: Warn of event's and provider's name for mismatch
222 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
223 * fix: refactor contexts for type description structures
224 * fix: remove 'src/' from modules install path
225 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
226 * fix: block: add a disk_uevent helper (v5.12)
227 * Fix: perf counters: uninitialized field
228 * Cleanup: implement dedicated file operations for events and enablers
229 * Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
230 * Refactoring: type description structures
231 * Prefix lttng_enum_desc with lttng_kernel_
232 * Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
233 * Introduce internal event header
234 * Cleanup: namespace string encoding
235 * Cleanup: Rename abstract types to lttng_kernel_type
236 * Cleanup: event_notifier -> notify in comments
237 * Fix: event notifier: add missing parameters validation
238 * msgpack: use KERNEL namespace for header protection
239 * Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
240 * Add entryexit field to kretprobes ABI
241 * Add missing fallthrough comments
242 * No-op instrumentation is unsupported, cleanup fallthrough comments
243 * kretprobes: rename "return" to "exit"
244 * compiler warning cleanup: is_signed_type: compare -1 to 1
245 * Fix: bytecode linker: validate event and field array/sequence encoding
246 * Fix: racy notifier captures update vs traversal
247 * Fix: kretprobe: null ptr deref on session destroy
248 * Fix: bytecode linker: iteration on wrong list head
249 * counters: add coalesce_hits to ABI
250 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
251 * Fix: filter interpreter early-exits on uninitialized value
252 * Fix: memory leaks on event notifier destroy
253 * Fix: memory leaks on event destroy
254 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
255 * Fix: do not use bdi_unknown_name symbol
256 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
257 * Fix: writeback: out-of-bound reads
258 * fix: Add one digit to RHEL major release version
259 * fix: Add one digit to SLES minor release version
260 * fix: RT_PATCH_VERSION is close to overflow
261 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
262 * fix: double defined LTTNG_KERNEL_VERSION
263 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
264 * fix: sublevel version overflow in LINUX_VERSION_CODE
265 * Namespace kernel version macros
266 * aarch64: blacklist gcc prior to 5.1
267 * fix: missing include for 'task_struct' in fdtable.h
268 * Fix: counter-api: always inline counter add function
269 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
270 * fix: block: merge struct block_device and struct hd_struct (v5.11)
271 * fix: kprobes: Remove kretprobe hash (v5.11)
272 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
273 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
274 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
275 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
276 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
277 * fix: remove floating-point arguments in msgpack
278 * abi: use 0, 1 for counter enumerations
279 * Cleanup: use tabs in abi.h
280 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
281 * Fix: handle default switch case with -EINVAL in lttng-syscalls
282 * fix: use wrapper for hlist_for_each_entry_rcu
283 * fix: asm/barrier.h was introduced in v3.4
284 * Fix: handle default switch case with -EINVAL in __lttng_counter_add
285 * Introduce lttng smp_store_release smp_load_acquire wrappers
286 * fix: include byteorder.h for 'cpu_to_*'
287 * Fix: notifier: use store-release/load-acquire for error counter
288 * Fix: event-notifier: Groups may not have an error counter
289 * Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
290 * Fix: remove dead code in msgpack.c
291 * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
292 * Fix: include limits.h wrapper from libcounter
293 * Fix: include kernel.h in wrapper/limits.h
294 * Introduce limits wrapper
295 * Introduce lazy system call event creation
296 * Implement event notifier error counter
297 * Implement lib counter
298 * capture: Replace FIXME by explanation of the limit
299 * Implement capturing payload on event notifier
300 * Fix: comment related to filter bytecode list
301 * Fix: use vmalloc for filter bytecode allocation
302 * Implement enum and sequence capture serialization functions
303 * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
304 * Generalize `lttng_enabler_link_bytecode()` bytecode list
305 * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
306 * Add `interpreter_funcs` to `lttng_bytecode_runtime`
307 * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
308 * Rename filter bytecode types and files
309 * bytecode: generalize `struct lttng_filter_bytecode_node`
310 * Add msgpack implementation for serializing captures
311 * bytecode: allow interpreter to return any type
312 * bytecode: propagate `rev_bo` of element
313 * bytecode: set register type to `REG_PTR` even if not used
314 * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
315 * bytecode: add `REG_U64` interpreter register type
316 * Fix: filter validator: refuse string and star glob input to bitwise operation
317 * Fix: bytecode: Validate register type for instructions expecting unknown type
318 * Cleanup: Rename filter functions/fields to mention "filter"
319 * Implement event notifiers for syscalls
320 * Fix: syscalls: address of statically allocated element never null
321 * Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
322 * Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
323 * syscalls: extract `lttng_syscall_filter_enable()` for reuse
324 * Cleanup: syscall: remove unused `syscall_name` field
325 * fix: adjust version range for trace_find_free_extent()
326 * Improve the release script
327 * Add release maintainer script
328 * fix: include order for older kernels
329 * fix: tracepoint: Optimize using static_call() (v5.10)
330 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
331 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
332 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
333 * fix: ext4: fast commit recovery path (v5.10)
334 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
335 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
336 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
337 * Revert "Implement event notifiers for syscalls"
338 * Fix: ressource leak in id tracker
339 * Implement event notifiers for syscalls
340 * lttng-syscalls.c: extract function calling actual probe
341 * Namespace syscall code relating to events
342 * Implement event notifiers for uprobes
343 * Namespace uprobe functions relating to events
344 * doc: event notifier on kretprobe is not supported
345 * Implement event notifiers for kprobes
346 * Namespace kprobe functions relating to events
347 * Implement event notifiers for tracepoints
348 * Implement event notifier probes
349 * Fix: event notifier: adapt read iterator state to poll expectations
350 * Fix: event-notifier: do not flush packet if it only contains subbuf header
351 * Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
352 * Implement event notifier send notification
353 * Add event notifier and event notifier enabler
354 * Implement event notifier group create
355 * Add token to `struct lttng_kernel_event`
356 * lttng-events: move lttng_transport_find earlier in source file
357 * lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
358 * lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
359 * Introduce event notifier lib ring buffer client
360 * lttng_abi_create_stream_fd: expect fd name as parameter
361 * LTTng ring buffer clients: expect void pointer as private data to create channel
362 * lib ring buffer: use irq_work for wakeup by writer
363 * Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
364 * Cleanup: extract function to borrow hashlist bucket
365 * Decouple `struct lttng_event` from filter code
366 * Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
367 * Extract event enabler fields to specialized struct
368 * Docs: explain why unused `lttng_enabler::ctx` is kept around
369 * Rename `enum lttng_enabler_type` to `_format_type`
370 * Test: add signed value and enum for testings of event notifier capture
371 * Cleanup: remove usage of enum in ABI structures
372 * Fix: type mismatch in clone instrumentation
373 * syscalls: Make clone()'s `flags` field a 2 enum struct.
374 * fix: strncpy equals destination size warning
375 * Set version to 2.13-pre
376 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
377 * Add 'kernel_read' wrapper for kernels < v4.14
378 * fix: Use 'kernel_read' to read from procfs
379 * fix: don't allow userspace copy to read kernel memory
380 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
381 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
382 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
383 * Fix: system call filter table
384 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
385 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
386 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
387 * fix: removal of [smp_]read_barrier_depends (v5.9)
388 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
389 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
390 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
391 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
392 * Namespace all logging statements
393 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
394 * Fix: mmap enum flags build failures
395 * syscalls: Make mmap()'s fields `prot` and `flags` enums
396 * x86: add error code enum to pagefault tracepoints
397 * Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
398 * module_load: change `taints` field to `ctf_enum`
399 * Fix: Lock metadata cache on session destroy
400 * Fix: metadata stream leak, missing list removal and locking
401 * Fix: coherent state not changed atomically with metadata written
402 * fix: include module.h for EXPORT_SYMBOL_GPL
403 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
404 * fix: version range for overflow_callback
405 * fix: global_dirty_limit was introduced in v3.1
406 * fix: wrapper_uprobe_unregister is a void function
407 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
408 * fix: vmalloc on v5.8 without KALLSYMS
409 * Detect missing symbols used with kallsyms_lookup at compile time
410 * Add time namespace context
411 * Use exported symbol bdevname() instead of disk_name()
412 * Add git-review config
413 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
414 * Update design document
415 * Add lttng-modules design document
416 * Fix: callstack: initialize nested sequence length field name
417 * Fix: callstack: NULL pointer dereference: length field also need fdata
418 * Fix: callstack context memory corruption
419 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
420 * fix: block: remove the error argument to the block_bio_complete (v5.8)
421 * fix: pipe_buf_operations rework (v5.8)
422 * Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
423 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
424 * fix: vmalloc_sync_mappings was backported to v5.5.12
425 * Update: Additional kernel ranges for vmalloc_sync_mappings
426 * Update: Use vmalloc_sync_mappings for stable kernels
427 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
428 * Cleanup: remove unsupported `ctf_float()` macros
429 * Cleanup: have interpreter functions return _DISCARD instead of 0
430 * Cleanup: bytecode: typo: "s16" -> "u16"
431 * Cleanup: Rename patches.i to patches.h
432 * Cleanup: Move all source files to src/
433 * Cleanup: Move patches.i to include/generated/
434 * Cleanup: Move lttng-modules instrumentation headers
435 * Cleanup: Remove toplevel directory from include search path
436 * Cleanup: Move blacklist/ headers to include/blacklist/
437 * Cleanup: Move wrapper/ headers to include/wrapper/
438 * Cleanup: Move instrumentation/ headers to include/instrumentation/
439 * Cleanup: Remove deprecated TODO file
440 * fix: add missing guid_t type to wrapper
441 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
442 * Cleanup: Move headers from toplevel to include/lttng/
443 * Cleanup: Move headers from probes/ to include/lttng/
444 * Cleanup: Move headers from lib/ to include/lttng/
445 * Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
446 * Fix: wrapper random documentation
447 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
448 * Unbreak LTTng for kernel 5.7
449 * Move lttng wrappers into own module
450 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
451 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
452 * instrumentation: update mm_vmscan for kernel >= 5.7.0
453 * filter: bytecode already in the list should go before
454 * tracepoint: Refactor representation of nested types
455 * wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
456 * Update to SPDX v3.0 identifiers
457 * fix: uaccess wrapper for CentOS >= 4.18.0-147
458 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
459 * fix: signal instrumentation for CentOS >= 4.18.0-147
460 * fix: kvm instrumentation for CentOS >= 4.18.0-147
461 * fix: rcu instrumentation for CentOS >= 4.18.0-80
462 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
463 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
464 * Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
465 * syscalls: Make the cmd field of fcntl an enum
466 * syscalls: Make the flags and mode fields of open[at] enumerations
467 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
468 * Record event as soon as one filter evaluates to TRUE
469 * Add UDP and ICMP packet header information to the tracepoint
470 * statedump: introduce file_table_address
471 * Remove kernel version from syscall headers name
472 * Add script to automate the syscall extraction process
473 * Update lttng-syscalls-extractor for v5.6.0
474 * Add a Makefile for the lttng-syscalls-extractor module
475 * Cleanup: Syscall headers scripts shellcheck warnings
476 * Remove lttng-ftrace integration
477 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
478 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
479 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
480 * Change integer base to hex for fields representing addresses
481 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
482 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
483 * fix: use timespec64 on kernels that have it
484 * fix: move lttng_close_on_exec to proper wrapper
485 * fix: 'struct timex' removed upstream (v5.6)
486 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
487 * Fix: statedump: check task_active_pid_ns return value for NULL
488 * Fix: lttng-events.c: variable may be used uninitialized
489 * Cleanup: remove trailing white spaces across project
490 * sched: Make the sched_switch task state an enum
491 * block: Make the rwbs field as a bit field enum
492 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
493 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
494 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
495 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
496 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
497 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
498 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
500 2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
501 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
503 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
504 * fix: use user ns wrapper code in new id trackers
505 * fix: function prototype in wrapper/mm.h
506 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
507 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
508 * lttng-clear: stop tracing required
509 * sunrpc: introduce lttng_get_clid helper
510 * Fix: sunrpc: use signed integer for client id
511 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
512 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
513 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
514 * fix: btrfs: tracepoints: constify all pointers (v5.5)
515 * fix: btrfs block group struct refactor (v5.5)
516 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
517 * Update .gitignore from upstream
518 * Add missing include for kernels between 3.8 and 3.15
519 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
520 * net: Add entry/exit tracepoints for all receive paths
521 * statedump: Add thread ID (tid) to interrupt
522 * metadata: Add the product uuid to the 'env' section
523 * Cleanup: statedump process state event pid namespace fields
524 * Add namespaces statedump
525 * Add uid/gid contexts
526 * Add namespace contexts
527 * README.md: Document LTTNG_TRACEPOINT_EVENT
528 * README.md: cleanup formatting for bullet lists
529 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
530 * Cleanup: Silence gcc fall-through warning
531 * Fix: update sched prev_state instrumentation for upstream kernel
532 * Fix: gcc-9.1 stack frame size warning
533 * Implement ring buffer clear
534 * Make bitfield.h C++-friendly
535 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
536 * Add metadata env fields
537 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
538 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
539 * Fix: missing define when not building with gcc
540 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
541 * Fix: Don't print ring-buffer's records count when it is not used
542 * Fix: do not set quiescent state on channel destroy
543 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
544 * Introduce callstack stackwalk implementation header
545 * Prepare callstack common code for stackwalk
546 * Introduce callstack legacy implementation header
547 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
548 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
549 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
550 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
551 * fix: timer/trace: Improve timer tracing (v5.2)
552 * Cleanup: bitfields: streamline use of underscores
553 * Silence compiler "always false comparison" warning
554 * Fix: bitfield: shift undefined/implementation defined behaviors
555 * Fix: timestamp_end field should include all events within sub-buffer
556 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
557 * lttng abi documentation: clarify getter usage requirements
558 * Fix: don't access packet header for stream_id and stream_instance_id getters
559 * Fix: atomic_long_add_unless() returns a boolean
560 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
561 * Fix: pipe: stop using ->can_merge (v5.1)
562 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
563 * Fix: mm: create the new vm_fault_t type (v5.1)
564 * Fix: extra-version-git.sh redirect stderr to /dev/null
565 * Move timekeeping blacklisting to a header file
566 * Blacklist: kprobe for arm
567 * Cleanup: tp mempool: Remove logically dead code
568 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
569 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
570 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
571 * Fix: Remove 'type' argument from access_ok() function (v5.0)
572 * Fix: timer instrumentation for RHEL 7.6
573 * Add missing SPDX license identifiers to uprobes
574 * Drop support for kernels < 3.0 from Makefiles
575 * Drop support for kernels < 3.0 from writeback instrumentation
576 * Drop support for kernels < 3.0 from workqueue instrumentation
577 * Drop support for kernels < 3.0 from skb instrumentation
578 * Drop support for kernels < 3.0 from scsi instrumentation
579 * Drop support for kernels < 3.0 from sched instrumentation
580 * Drop support for kernels < 3.0 from power instrumentation
581 * Drop support for kernels < 3.0 from net instrumentation
582 * Drop support for kernels < 3.0 from module instrumentation
583 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
584 * Drop support for kernels < 3.0 from lock instrumentation
585 * Drop support for kernels < 3.0 from kvm instrumentation
586 * Drop support for kernels < 3.0 from kmem instrumentation
587 * Drop support for kernels < 3.0 from jbd2 instrumentation
588 * Drop support for kernels < 3.0 from irq instrumentation
589 * Drop support for kernels < 3.0 from ext4 instrumentation
590 * Drop support for kernels < 3.0 from block instrumentation
591 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
592 * Drop support for kernels < 3.0 from lttng-kernel-version.h
593 * Drop support for kernels < 3.0 from lttng-events.h
594 * Drop support for kernels < 3.0 from lib
595 * Drop spinlock.h wrapper
596 * Drop kstrtox.h wrapper
597 * Drop uuid.h wrapper
598 * Drop vzalloc.h wrapper
599 * Drop support for kernels < 3.0 from tracepoint.h wrapper
600 * Drop support for kernels < 3.0 from perf.h wrapper
601 * Drop support for kernels < 3.0 from atomic.h wrapper
602 * Drop compat patches for kernels < 2.6.36
603 * Bump minimum kernel version to 3.0
604 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
605 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
606 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
607 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
608 * CPU topology statedump on x86
609 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
610 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
611 * Fix: adapt to kernel relative references
612 * Fix: sync event enablers before choosing header type
613 * Fix: implicit declarations caused by buffer size checks.
614 * Prevent allocation of buffers if exceeding available memory
615 * Fix: btrfs instrumentation namespacing
616 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
617 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
618 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
619 * Fix: access migrate_disable field directly
620 * Fix: out of memory error handling
621 * Fix: uprobes: missing break in lttng_event_ioctl()
622 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
623 * Fix: instruction pointer has different names across arch
624 * Fix: build failures when CONFIG_UPROBES is absent
625 * uprobe: Support multiple call sites for the same uprobe event
626 * uprobe: Receive file descriptor from session instead of path to file
627 * uprobe: Mark uprobe event as registered
628 * Add uprobes support
629 * Fix: adjust SLE version ranges to build with SP2 and SP3
630 * Fix: Allow alphanumeric characters in SLE version
631 * Fix: Adjust range for SuSE 4.4.103-92 kernels
632 * Cleanup: move to kernel style SPDX license identifiers
633 * Cleanup: move scripts to subdirectory
634 * Cleanup: modinfo keys
635 * Add extra version information framework
636 * Revert "Add btrfs file item tracepoints"
637 * Fix: btrfs: Remove unnecessary fs_info parameter
638 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
639 * Fix: asoc: Remove snd_soc_cache_sync() implementation
640 * Fix: asoc: fix printing jack name
641 * Fix: asoc: Consolidate path trace events
642 * Fix: ASoC level IO tracing removed upstream
643 * Enable userspace callstack contexts only on x86
644 * Prevent re-entrancy in callstack-user context
645 * Callstack context: bump number of entries to 128
646 * Fix: callstack context alignment calculation
647 * Cleanup callstack context
648 * Fix callstack context: write empty sequence if no stack trace
649 * Fix: callstack context: false-sharing, bad memory size allocation
650 * callstack context: use delimiter when stack is incomplete
651 * Cleanup callstack context
652 * Add kernel and user callstack contexts
653 * Assign CPU id before saving the context size
654 * Define max nesting count constant
655 * Compute variable sized context length
656 * Pass arguments for context size computation
658 * Update delayed ref tracepoints for v3.12
659 * Add btrfs file item tracepoints
660 * Add btrfs tracepoint for em's EEXIST case
661 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
662 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
663 * Fix: lttng filter validator ERANGE error handling
664 * Fix: filter interpreter: use LTTNG_SIZE_MAX
665 * Filter: add FILTER_OP_RETURN_S64 instruction
666 * Perform bitwise ops on unsigned types
667 * Filter: catch shift undefined behavior
668 * Filter: add lshift, rshift, bit not ops
669 * Filter: index array, sequences, implement bitwise binary operators
670 * Fix: pid tracker should track "pgid" for noargs probes
671 * lttng-tp-mempool: perform node-local allocation
672 * Fix: update RCU instrumentation for 4.17
673 * Fix: sunrpc instrumentation for 4.17
674 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
675 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
676 * Update: kvm instrumentation for ubuntu 4.13.0-38
677 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
678 * Fix: btrfs instrumentation namespacing
679 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
680 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
681 * Fix: update kvm instrumentation for 4.1.50+
682 * Use the memory pool instead of kmalloc
683 * Create a memory pool for temporary tracepoint probes storage
684 * Fix: use proper pid_ns in the process statedump
685 * Fix: add variable quoting to shell scripts
686 * Update: kvm instrumentation for fedora 4.14.13-300
687 * Fix: Add Fedora version macros
688 * Add preemptirq instrumentation
689 * Clean-up: fix stale #endif comments
690 * Command to dump the metadata cache again
691 * Add a new /dev/lttng-logger interface
692 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
693 * Fix: update block instrumentation for SuSE 4.4.114-92
694 * Fix: update rcu instrumentation for v4.16
695 * Fix: update vmscan instrumentation for v4.16
696 * Fix: update timer instrumentation on 4.16 and 4.14-rt
697 * Update kvm instrumentation for debian kernel 4.14.0-3
698 * Fix: network instrumentation protocol enum
699 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
700 * Fix: update block instrumentation for SuSE 4.4.73-5
701 * Fix: global_dirty_limit for kernel v4.2 and up
702 * Fix: network instrumentation handling of corrupted TCP headers
703 * Fix: add missing uaccess.h include from kstrtox.h wrapper
704 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
705 * Fix: btrfs_delayed_ref_head was unwired since v3.12
706 * Update kvm instrumentation for debian kernel 4.9.65-3
707 * Fix: debian kernel version parsing
708 * Fix: block instrumentation 4.14+ NULL pointer dereference
709 * Update: kvm instrumentation for 3.16.52 and 3.2.97
710 * Fix: kvm instrumentation for 4.15
711 * Update sock instrumentation for 4.15
712 * Update kvm instrumentation for 4.15
713 * Fix: ACCESS_ONCE() removed in kernel 4.15
714 * Fix: sched instrumentation on stable RT kernels
715 * timer API transition for kernel 4.15
716 * Fix: Don't nest get online cpus
717 * Fix: lttng_channel_syscall_mask() bool use in bitfield
718 * Fix: update kmem instrumentation for kernel 4.15
719 * Fix: lttng_kvmalloc helper NULL pointer OOPS
721 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
722 * Fix: uprobes: missing break in lttng_event_ioctl()
723 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
724 * Fix: instruction pointer has different names across arch
725 * Fix: build failures when CONFIG_UPROBES is absent
726 * uprobe: Support multiple call sites for the same uprobe event
727 * uprobe: Receive file descriptor from session instead of path to file
728 * uprobe: Mark uprobe event as registered
729 * Add uprobes support
730 * Fix: adjust SLE version ranges to build with SP2 and SP3
731 * Fix: Allow alphanumeric characters in SLE version
732 * Fix: Adjust range for SuSE 4.4.103-92 kernels
733 * Cleanup: move to kernel style SPDX license identifiers
734 * Cleanup: move scripts to subdirectory
735 * Cleanup: modinfo keys
736 * Add extra version information framework
737 * Revert "Add btrfs file item tracepoints"
738 * Fix: btrfs: Remove unnecessary fs_info parameter
739 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
740 * Fix: asoc: Remove snd_soc_cache_sync() implementation
741 * Fix: asoc: fix printing jack name
742 * Fix: asoc: Consolidate path trace events
743 * Fix: ASoC level IO tracing removed upstream
744 * Enable userspace callstack contexts only on x86
745 * Prevent re-entrancy in callstack-user context
746 * Callstack context: bump number of entries to 128
747 * Fix: callstack context alignment calculation
748 * Cleanup callstack context
749 * Fix callstack context: write empty sequence if no stack trace
750 * Fix: callstack context: false-sharing, bad memory size allocation
751 * callstack context: use delimiter when stack is incomplete
752 * Cleanup callstack context
753 * Add kernel and user callstack contexts
754 * Assign CPU id before saving the context size
755 * Define max nesting count constant
756 * Compute variable sized context length
757 * Pass arguments for context size computation
759 * Update delayed ref tracepoints for v3.12
760 * Add btrfs file item tracepoints
761 * Add btrfs tracepoint for em's EEXIST case
762 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
763 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
764 * Fix: lttng filter validator ERANGE error handling
765 * Fix: filter interpreter: use LTTNG_SIZE_MAX
766 * Filter: add FILTER_OP_RETURN_S64 instruction
767 * Perform bitwise ops on unsigned types
768 * Filter: catch shift undefined behavior
769 * Filter: add lshift, rshift, bit not ops
770 * Filter: index array, sequences, implement bitwise binary operators
771 * Fix: pid tracker should track "pgid" for noargs probes
772 * lttng-tp-mempool: perform node-local allocation
773 * Fix: update RCU instrumentation for 4.17
774 * Fix: sunrpc instrumentation for 4.17
775 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
776 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
777 * Update: kvm instrumentation for ubuntu 4.13.0-38
778 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
779 * Fix: btrfs instrumentation namespacing
780 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
781 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
782 * Fix: update kvm instrumentation for 4.1.50+
783 * Use the memory pool instead of kmalloc
784 * Create a memory pool for temporary tracepoint probes storage
785 * Fix: use proper pid_ns in the process statedump
786 * Fix: add variable quoting to shell scripts
787 * Update: kvm instrumentation for fedora 4.14.13-300
788 * Fix: Add Fedora version macros
789 * Add preemptirq instrumentation
790 * Clean-up: fix stale #endif comments
791 * Command to dump the metadata cache again
792 * Add a new /dev/lttng-logger interface
793 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
794 * Fix: update block instrumentation for SuSE 4.4.114-92
795 * Fix: update rcu instrumentation for v4.16
796 * Fix: update vmscan instrumentation for v4.16
797 * Fix: update timer instrumentation on 4.16 and 4.14-rt
798 * Update kvm instrumentation for debian kernel 4.14.0-3
799 * Fix: network instrumentation protocol enum
800 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
801 * Fix: update block instrumentation for SuSE 4.4.73-5
802 * Fix: global_dirty_limit for kernel v4.2 and up
803 * Fix: network instrumentation handling of corrupted TCP headers
804 * Fix: add missing uaccess.h include from kstrtox.h wrapper
805 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
806 * Fix: btrfs_delayed_ref_head was unwired since v3.12
807 * Update kvm instrumentation for debian kernel 4.9.65-3
808 * Fix: debian kernel version parsing
809 * Fix: block instrumentation 4.14+ NULL pointer dereference
810 * Update: kvm instrumentation for 3.16.52 and 3.2.97
811 * Fix: kvm instrumentation for 4.15
812 * Update sock instrumentation for 4.15
813 * Update kvm instrumentation for 4.15
814 * Fix: ACCESS_ONCE() removed in kernel 4.15
815 * Fix: sched instrumentation on stable RT kernels
816 * timer API transition for kernel 4.15
817 * Fix: Don't nest get online cpus
818 * Fix: lttng_channel_syscall_mask() bool use in bitfield
819 * Fix: update kmem instrumentation for kernel 4.15
820 * Fix: lttng_kvmalloc helper NULL pointer OOPS
821 * Update version to 2.11.0-pre
822 * Fix: lttng-logger get_user_pages_fast error handling
823 * Fix: update block instrumentation for 4.14 kernel
824 * Revert "Fix: update block instrumentation for kernel 4.14"
825 * Fix: version check error in btrfs instrumentation
826 * Fix: update btrfs instrumentation for kernel 4.14
827 * Fix: update writeback instrumentation for kernel 4.14
828 * Fix: update block instrumentation for kernel 4.14
829 * Fix: vmalloc wrapper on kernel < 2.6.38
830 * Fix: vmalloc wrapper on kernel >= 4.12
831 * Add kmalloc failover to vmalloc
832 * Fix: mmap: caches aliased on virtual addresses
833 * Fix: update ext4 instrumentation for kernel 4.13
834 * Fix: Sleeping function called from invalid context
835 * Fix: sched for v4.11.5-rt1
836 * Make vim users life easier
837 * Rename Makefile.ABI.workarounds to Kbuild.common
838 * Fix: handle missing ftrace header on v4.12
839 * Fix: pid tracker should track "pgid"
840 * Cleanup: typo in lttng pid tracker
841 * Fix: Build ftrace probe on kernels prior to 4.12
842 * Fix: update ftrace probe for kernel 4.12
843 * Fix: update block instrumentation for kernel 4.12
844 * Calculate context length outside of retry loop
845 * Fix: Add support for 4.9.27-rt18 kernel
846 * Fix: update btrfs instrumentation for kernel 4.12
847 * Fix: update ringbuffer for kernel 4.12
848 * Fix: update sched instrumentation for kernel 4.12
849 * Fix: ext3 was completely removed from the kernel in v4.3
850 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
851 * Fix: add "flush empty" ioctl for stream intersection
852 * Revert "Fix: flush empty packets on snapshot channel"
853 * Revert "Fix: don't perform extra flush on metadata channel"
855 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
856 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
857 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
858 * Fix: Always build vmscan probe
859 * Cleanup: formatting in strutils_star_glob_match explanation
860 * Fix: introduce LTTNG_SIZE_MAX for older kernels
861 * Use SIZE_MAX instead of -1ULL for size_t parameter
862 * filter: use SIZE_MAX for size_t
863 * Fix: out of bound array access in filter code
864 * Add support for star globbing patterns in event names
865 * Filtering: add support for star-only globbing patterns
866 * Add string utilities
867 * lttng-abi.c: cleanup whitespaces
868 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
869 * Fix: kref changes for kernel 4.11
870 * Fix: atomic_add_unless() returns true/false rather than prior value
871 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
872 * Fix: update scsi instrumentation for kernel 4.11
873 * Fix: changes to the vm_op fault cb prototype in libringbuffer
874 * Fix: update btrfs instrumentation for kernel 4.11
875 * Fix: update mm_vmscan instrumentation for kernel 4.11
876 * Fix: section mismatch warning caused by __exit annotation
877 * socketpair: extend syscall socketpair tracing information
878 * Remove events/mainline unused headers
879 * update event README
880 * Fix: nmi-safe clock on 32-bit systems
881 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
882 * Fix: 4.10 hotplug adaptation backward compat
883 * Fix: 4.10 btrfs instrumentation update backward compat
884 * Update btrfs instrumentation for 4.10 kernel
885 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
886 * btrfs instrumentation: update to 4.10 kernel
887 * timer instrumentation: adapt to ktime_t without union
888 * Add load/unload messages to kernel log
889 * Update version to 2.10.0-pre
890 * Fix: asoc instrumentation for RHEL 7.3
891 * Fix: SCSI instrumentation for SLES12 SP2
892 * Add SUSE Linux Enterprise kernel version tests
893 * Filter code relicensing to MIT license
894 * Add task cpu in process statedump
895 * Performance: add missing unlikely in reserve
896 * Fix: preemptible and migratable context error handling
897 * Fix: bump stable kernel version ranges for clock work-around
899 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
900 * Fix: i2c: support kernels < 3.15
901 * Fix: show warning for broken clock work-around
902 * Bump minor ABI version
903 * Fix: work-around upstream Linux timekeeping bug
904 * Add support for i2c tracepoints
905 * Cleanup: makefile version checks with single "ge"
906 * Performance: special-case NULL in lttng_strlen_user_inatomic
907 * Fix: lttng_inline_memcpy does not take a __user argument
908 * Performance: implement lttng_inline_memcpy
909 * Performance: cache the backend pages pointer in context
910 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
911 * Performance: Only dereference commit index once
912 * Performance: Mark channel and buffer event disabled check unlikely
913 * Performance: Relax atomicity constraints for crash handling
914 * Performance: mark ring buffer do_copy callers always inline
915 * Performance: mark lib_ring_buffer_write always inline
916 * Kconfig: select TRACEPOINTS when built-in
917 * Performance: disable event counting by default
918 * Fix: handle large number of pages or subbuffers per buffer
919 * Fix: unregister cpu hotplug notifier on buffer alloc error
920 * Fix: sa_family is of type unsigned short
921 * Fix: check for sizeof sa_family to save sa_family in accept and connect
922 * Fix: use printk_once() for wrapper warning messages
923 * Fix: btrfs instrumentation for 4.8 kernel
924 * Fix: update mm_vmscan instrumentation for kernel 4.8
925 * Fix: napi instrumentation for 4.8 kernels
926 * Fix: update block instrumentation to compile on 4.8 kernels
927 * Cleanup: reuse code in accept() and accept4() instrumentation
928 * Add x86-64 override for accept4 syscall
929 * Fix: timer wrapper: support kernels >= 4.8
930 * Performance: split check deliver fast/slow paths
931 * Fix: x86-64 accept instrumentation
932 * Fix: Add support for 4.6.4-rt8 kernel
933 * Fix: update scsi instrumentation for 4.7+ kernels
934 * Fix: Use fs_initcall instead of rootfs_initcall
935 * Fix: Add kernel configuration for lttng clock plugin
936 * Fix: the clock plugin must be initiated before first use of the clock
937 * Fix: tests/Kbuild for older kernels
938 * Cleanup: __dynamic_len_idx set but not used warning
939 * Cleanup: coding style and comments of net.h
940 * net: Add TCP header data to net_* tracepoints
941 * net: Add IPv4/IPv6 header data to net_* tracepoints
942 * Fix: endianness for the container type of enum
943 * enumeration autoincrement: use if/else logic
944 * Cleanup trailing whitespaces
945 * lttng-test probe: test ctf_enum_auto()
946 * Add ctf_enum_auto() for autoincrementing enumeration values
947 * Implement session statedump command
948 * Fix: annotate bytecode interpreter for kernel stack validator
949 * Update version to 2.9.0-pre
950 * Fix: ring buffer: honor switch parameter type in remote switch
951 * Fix: only flush non-metadata channels
952 * Fix: don't perform extra flush on metadata channel
953 * select, poll and epoll_wait overrides on ARM 32-bit
954 * Fix: flush empty packets on snapshot channel
955 * Fix: do not generate packet at destroy after stop
956 * Fix: compat ioctl for flush/get metadata version
957 * Fix: ctf_string() should handle NULL pointers
958 * Fix: portability: no arith on void pointer
959 * Fix: add missing tests/Kbuild
960 * Test clock override plugin
961 * Fix: add modules target to base Makefile
962 * Fix: make clean does not include dot-config
963 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
964 * Documentation: document that CONFIG_MODULES not required when builtin
965 * Fix: add missing errno include in random wrapper
966 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
967 * Fix: copy_from_user size when limited allocation
968 * Extract the payload of epoll_wait/epoll_pwait
969 * Extract the payload for epoll_ctl
970 * Extract the FDs and flags from poll and ppoll
971 * Extract the FD sets in select and pselect6
972 * Add ctf_integer_bitfield_type
973 * Implement enumeration type
974 * Implement custom field support
975 * Implement variant type
976 * Implement shadow stack for dynamic len
977 * libringbuffer: implement event too big API
978 * Implement structure, compound array/sequence types
979 * Fix: integer endianness metadata generation
980 * Fix: endianness of integers received by filter
981 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
982 * Fix: RHEL kernel 3.10.0-327.13.1 compat
983 * Fix: ctf_user_integer should not trigger page fault
984 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
985 * Add comment describing ioctl number duplication
986 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
987 * Fix: Remove dead code from filter interpreter
988 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
989 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
990 * Fix: use of uninitialized ret value in lttng_abi_create_event
991 * Fix: kmem instrumentation: remove unused gfpflags.h include
992 * Fix: 4.6 kernel: use in_compat_syscall
993 * Fix: use BUG_ON instead of accessing array subscript above array bounds
994 * Fix: Add granularity to RHEL kernel version checks
996 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
997 * Bump minor tracer ABI version
998 * Fix: build against out-of-tree kernel build
999 * probes/Kbuild: remove upper level header path
1000 * Move leftover relative include paths to system paths
1001 * syscall instrumentation: use system headers
1002 * tracepoint event instrumentation: use system headers
1003 * Use system include path in wrappers
1004 * libs: use system include paths
1005 * Use system header paths in core implementation files
1006 * Use system include paths in root directory headers
1007 * Use system include paths in probes
1009 * Use system include paths in lttng-types.h
1010 * Use system include paths in lttng-tracepoint-event-impl.h
1011 * Use system include path in probes/define_trace.h
1012 * Use system include paths in probes/lttng-tracepoint-event-impl.h
1013 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
1014 * Add makefile directory to include path
1015 * Fix: event ctx get size should be after chan ctx
1016 * Fix: filter interpreter with userspace strings
1017 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
1018 * Fix: format address fields as hexadecimal
1019 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
1020 * Fix: system call instrumentation overrides
1021 * Fix: page_alloc wrapper incorrect parenthesis
1022 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
1023 * Fix: add struct user_msghdr forward declaration for older kernels
1024 * Cleanup: Remove unused lttng-types module
1025 * Fix: add missing versions and init call for page_alloc wrapper
1026 * Fix: Define lttng-tracer metadata only once
1027 * Fix: Add CONFIG_LTTNG to modules_install target
1028 * Fix: Use kbuild env instead of a custom var KERNELDIR
1029 * Update clock offset comment
1030 * clock offset: print negative value in metadata
1031 * Fix: handle negative clock offset
1032 * Fix: sched instrumentation for 4.1-rt11
1033 * Add RT patch version macros
1034 * Expect filter context identifiers starting with $ctx.
1035 * ARM64: wire up compat system calls
1036 * Add support for arm64 syscalls
1037 * Fix: Ubuntu kernel range for block_rq_complete
1038 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
1039 * Fix: update vmscan instrumentation for kernel 4.5
1040 * Fix: check reference counts for overflow
1041 * Fix: RHEL 7.2 scsi instrumentation
1042 * Fix: RHEL 7.2 kvm instrumentation
1043 * Kconfig: describe both module and in-kernel compilation options
1044 * Add comments and indentation to Makefile
1045 * Add support for built-in kernel build
1046 * Rename sub makefiles to Kbuild
1047 * Cleanup sub makefiles
1048 * Make goals configurable with CONFIG_LTTNG
1049 * Fix: Use generic raw_irqs_disabled_flags
1050 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
1051 * Fix: update sched instrumentation for kernel 4.4.0
1052 * Bump version number for development branch
1053 * Fix: interruptible context: reversed logic
1054 * Contexts for RT debugging
1055 * Fix: instrumentation: v4lv2 missing include
1056 * Fix: header size larger than 256 bytes
1057 * Instrument x86 page faults
1058 * Fix: irq_vectors TRACE_SYSTEM name
1059 * Instrument x86_irq_vectors
1060 * Fix: tracepoint listing misses last loaded probe
1061 * Fix: lttng trace-clock needs to disable preemption
1062 * Tracepoint event: add "TP_code_post()"
1063 * Implement array and sequence bitfields
1064 * Fix: kmem: add mm.h include
1065 * Add page frame number (pfn) to kmem page events
1066 * Use pfn rather than struct page in ring buffer array
1067 * Implement clock plugin support
1068 * Command to regenerate the metadata of a session
1069 * Fix: writeback instrumentation update for 4.3 Linux kernel
1070 * Fix: update sched wakeup instrumentation for 4.3 kernel
1071 * Fix: lttng-test build failure for kernels < 3.0
1072 * Use 3.18 syscall instrumentation for MIPS32
1073 * Update the MIPS32 syscall instrumentation to 3.18
1074 * Fix: Move pipe override to the arch specific pointers_override.h
1075 * Implement lttng test module
1076 * Cleanup: remove logically dead code
1077 * Fix: filter validator use after free
1078 * Fix: use after free in channel release
1079 * Fix: non-enabler events should be disabled by default
1080 * Fix: build failure on 2.6.36
1081 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
1082 * Fix: writeback instrumentation for 4.2 kernels
1083 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
1084 * Add stream instance id to the packet header
1085 * Add a packet sequence number
1086 * Fix: kmem probe with Ubuntu 3.13 kernels
1087 * Fix: disable kvm probe if lapic.h isn't found
1088 * Fix: timer instrumentation for 4.2 kernels
1089 * Fix: ext4 instrumentation for 4.2 kernels
1090 * Fix: kvm instrumentation for 4.2 kernels
1091 * Fix: allow LTTng to be built within kernel tree
1093 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
1094 * Fix: Building the event list fails on fragmented memory
1095 * Fix: use after free on metadata cache reallocation
1096 * Fix: version checks for kernel 4.0
1097 * Fix: Incorrect Ubuntu kernel patchlevel
1098 * Fix: cpu-id context should use int type
1099 * Implement cpu-id context
1100 * Implement cpu_id context for filtering
1101 * Fix: context printk mismatch on error
1102 * Cleanup: misleading comment about deferrable timer
1104 * Fix: Update kmem event for Ubuntu's 3.16 kernel
1105 * Fix: RHEL 7.1 block instrumentation
1106 * Fix: add RHEL version macros
1107 * Fix: add missing parenthesis in ubuntu version check
1108 * Fix: remove regmap instrumentation for kernels < 4.1
1109 * Fix: Update kmem event for recent Ubuntu kernel
1110 * Fix: missing statedump end event when block device listing available
1111 * Fix: don't generate incorrect macros for debian/ubuntu version check
1112 * Revert "Fix: build against Ubuntu kernels"
1113 * Fix: build against Ubuntu kernels
1114 * Add namespace info in sched_fork and statedump
1115 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
1116 * Fix: printk instrumentation: remove "condition" tracepoints
1117 * Fix: regmap build against kernel 4.0 kernel headers
1118 * Add mmu_valid_gen field to mmutrace events
1119 * Fix: add missing x86 mmutrace kernel header include
1120 * Fix: x86 mmutrace event extra field for kernels >= 3.11
1121 * Fix: remove execute flag from kvm.h file
1122 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
1123 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
1124 * Fix: 4.1-rc1 Linux build and regmap instrumentation
1125 * Fix: don't clash with older Debian kernel versions
1126 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
1127 * Fix: discover Debian API
1128 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
1129 * Fix: atomic.h wrapper for kernels < 2.6.37
1130 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
1131 * Fix: add missing types.h include for older kernels
1132 * Fix: add hlist lttng wrappers
1133 * Fix: add struct file_handle forward declaration
1134 * Fix: string length calculation reversed user vs kernel args
1135 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
1136 * Fix: add lttng rcu wrapper to allow tracing RCU
1137 * Fix: double-unlock of session mutex
1138 * Fix: check that class and instance prototype match
1139 * Fix: lttng-events.h check function takes void
1140 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
1141 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
1142 * Fix: Include utsrelease.h in lttng-kernel-version.h
1143 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
1144 * Fix: old kernels need module.h included before vermagic.h
1145 * Fix: net instrumentation for kernels 2.6.39 and below
1146 * Fix: version condition in makefile
1147 * Implement wrapper around get_pfnblock_flags_mask
1148 * Be more restrictive in provider name check
1149 * Fix: net instrumentation namespacing
1150 * Fix: compaction instrumentation namespacing
1151 * Fix: Support 4.x kernel versions in Makefile
1152 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
1153 * Fix: add missing module.h include to lttng-probe-user.c
1154 * Fix: use lttng hlist wrapper in wildcard and filter
1155 * Fix: namespace asoc and kmem instrumentation
1156 * Fix: update instrumentation after wildcard rebase
1157 * Fix: lttng_abi_syscall_list does not need to be exported
1158 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
1159 * Remove now unused syscalls.h from lttng-modules
1160 * Filter: start with enabler "disabled"
1161 * Fix coverity warning about sizeof(void **) != sizeof(void *)
1162 * Fix length type and text sequence base
1163 * Fix: TP_FIELDS: add missing headers
1164 * Migrate syscall instrumentation to TP_FIELDS
1165 * Migrate tracepoint instrumentation to TP_FIELDS
1166 * Implement filtering infrastructure
1167 * syscall wildcards: apply syscall filtering
1168 * Implement syscall wildcard support
1169 * Implement tracepoint wildcard support
1170 * Namespace all tracepoints
1171 * Implement list.h wrapper for hlist in older kernels
1172 * Implement listing of pid tracker content
1173 * Implement PID tracking
1174 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
1175 * Fix: update writeback instrumentation for kernel 4.0+
1176 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
1177 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
1178 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
1179 * Fix: missing parenthesis in offset_align_floor
1180 * Fix: implement time.h wrapper for FD_ISSET
1181 * Fix: update sched instrumentation for 3.19+ kernels
1182 * Fix: update rcu instrumentation for 3.19+ kernels
1183 * Fix: update scsi instrumentation for 3.19+ kernels
1184 * Fix: update module instrumentation for 3.19+ kernels
1185 * Fix: Add f_dentry wrapper for 3.19+ kernels
1186 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
1187 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
1188 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
1189 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
1190 * Conditional compilation introduced by lttng-modules commit
1191 * Fix: compaction instrumentation update for 3.14.x stable kernels
1192 * Fix: context alignment not properly handled
1193 * Fix compilation on Linux kernel >= 3.18.0
1194 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
1196 2014-10-20 LTTng modules 2.6.0-rc1
1197 * Expose lttng-modules ABI version ioctl
1198 * Fix: syscall list ioctl number conflict
1199 * lttng-modules: fix build for non-x86
1200 * Fix: syscall listing of session
1201 * Print build warning when writeback probe is disabled
1202 * Add atomic.h wrapper for before/after atomic
1203 * Fix compilation on Ubuntu 14.10
1204 * Fix: export name as text array in writeback
1205 * Cleanup: remove unused trace_clock_read32()
1206 * Use 3.17 ktime_get_mono_fast_ns() new API
1207 * Check for stale version.h files
1208 * Fix: compile lttng_statedump_process_ns on Ubuntu
1209 * Reverse version check logic in lttng_statedump_process_ns
1210 * Fix block_rq_complete TP on Ubuntu kernel
1211 * Introduce macros to check Ubuntu kernel version
1212 * Sync writeback tracepoints from mainline
1213 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
1214 * Fix: hander negative get_syscall_nr return value
1215 * Fix: statedump: close_on_exec flag backward compat
1216 * Fix instrumentation of vmscan for older kernels
1217 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
1218 * Fix: syscall listing: handle "enable all syscall"
1219 * Fix: don't allow disabling syscalls when none are enabled
1220 * Fix: syscall: fail disable all if all already disabled
1221 * Fix: syscall filtering: NULL pointer deref
1222 * Cleanup: list syscall without syscall_entry prefix
1223 * Fix: syscall_list_show NULL pointer deref
1224 * implement syscall mask getter
1225 * Cleanup: lttng-abi.h coding style
1226 * syscall listing: show syscall ID
1227 * Allow events with same name to be enabled for each channel
1228 * ABI: use enable a syscall ABI field name
1229 * Implement syscall listing
1230 * Fix: tracepoint list anonymous file name
1231 * Fix: syscall filtering: disable all syscalls
1232 * syscall tracing: input/output parameter handling for all arch
1233 * lttng-get-syscall-inout.sh depends on bash
1234 * Fix generate syscall header script: add missing escape char
1235 * syscall instrumentation: handle copy_from_user return value
1236 * Rename LTTng syscall instrumentation macros
1237 * Rename LTTng instrumentation macros
1238 * Extract input/output arguments from accept and connect syscalls
1239 * syscall: extract pipe and pipe2 output args
1240 * Remove sys_ prefix from syscall names
1241 * System call inout/output arg processing
1242 * Update syscall inout table
1243 * Add syscall inout table
1244 * Extract syscall exit ret value on x86 32/64
1245 * Extract system call exit return value
1246 * Syscall filtering: apply to syscall exit
1247 * System call filtering
1248 * asoc.h: fix build with v3.17 kernel
1249 * Fix: lttng-modules teardown NULL pointer OOPS
1250 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
1251 * Modernize README using Markdown
1252 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
1253 * Add cscope to gitignore
1254 * Update kvm instrumentation: compile on 3.17-rc1
1255 * Update statedump to 3.17 nsproxy locking
1256 * Fix: noargs probes should calculate alignment and event length
1257 * Update compaction instrumentation to 3.16 kernel
1258 * Update vmscan instrumentation to 3.16 kernel
1260 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
1263 2014-06-27 LTTng modules 2.5.0-rc2
1264 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
1265 * Fix: statedump handle oom case, handle errors
1266 * Fix: correct typo in kernel version number
1267 * Fix: blktrace instrumentation for backported branches
1268 * Fix: statedump block devices OOPS
1270 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
1271 * Add TID field to some block_* events
1272 * Fix: refuse overwrite mode buffers with less than two subbuffers
1273 * Fix: lttng modules system call generation script
1274 * Dump FD flags and mode on state dump
1275 * Fix: incorrect rwbs field type in block_bio_queue
1276 * Fix: blktrace instrumentation for v3.2.58+ stable branch
1277 * Fix: pass proper args when writing commit counter
1278 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
1279 * Fix: allow racy tracepoint string input from kernel and userspace
1280 * Statedump event for block devices
1281 * Fix: update v4l2 instrumentation to 3.15 kernel
1282 * Fix: ext4 update instrumentation to 3.15 kernel
1283 * Fix: update block instrumentation to 3.15 kernel
1284 * Fix: module instrumentation: update to 3.15 kernel
1285 * Adapt to 3.15 tracepoint API
1286 * Kernel 3.15 don't define map unmap for pipe
1287 * Fix: add missing module version in v4l2 probe
1288 * Add V4L2 instrumentation
1289 * Fix: rcu instrumentation: add const qualifier to char pointers
1290 * Fix: add missing module version information
1291 * Use kernel 3.13 syscall tables for MIPS32
1292 * Add MIPS32 syscalls extracted from a 3.13 kernel
1293 * Fix: block instrumentation: < 3.14 don't have bi_iter
1294 * Fix: update btrfs instrumentation to kernel 3.14
1295 * Fix: update block layer instrumentation to kernel 3.14
1296 * Fix: remove __exit annotation
1297 * Fix file permissions for lttng-statedump-impl.c
1300 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
1301 * Fix: load state dump even if work-around lookup fails
1302 * Cleanup: fix comment
1303 * Fix: correctly version kvm events to build against v3.0 kernel
1304 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
1306 2014-02-14 LTTng modules 2.4.0-rc4
1307 * Fix: use after free in ring buffer clients
1308 * Fix: Add statedump exit so module is not permanent
1309 * Cleanup: move callback init to static initialization
1310 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
1312 2014-01-29 LTTng modules 2.4.0-rc3
1313 * Fix: tracepoint event name mapping at unregister
1314 * Fix: tracepoint name remapping
1315 * Fix: enable event error path memory corruption
1316 * Update kvm instrumentation to Linux 3.13
1317 * Update sched instrumentation to Linux 3.13
1318 * Fix: provide more precise error report for enable event
1319 * Fix: quote event name in metadata
1320 * Add version info to lttng-tracer.ko modinfo
1322 2013-12-10 LTTng modules 2.4.0-rc2
1323 * Fix: client_packet_header() uses wrong packet
1324 * Cleanup: fix typo in ring buffer backend comment
1325 * Fix: handle unknown event type parameter
1326 * Fix: eliminate timestamp overlap between packets
1327 * gcc blacklist: only apply when building with gcc
1328 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
1330 2013-11-15 LTTng modules 2.4.0-rc1
1331 * Update ext4 instrumentation to Linux 3.12
1332 * Update RCU instrumentation to Linux 3.12
1333 * Update btrfs instrumentation to 3.12 kernel
1334 * Update vmscan instrumentation to Linux 3.12
1335 * update: kmem instrumentation 3.12 kernel support
1336 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
1337 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
1338 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
1339 * Add new tracepoint in KVM
1340 * Blacklist kernels 3.10.13 and 3.11.2
1341 * LTTng trace-clock: shrink kernel blacklist
1342 * Metadata flush writes data from the cache
1343 * Per-stream ioctl to get the current timestamp
1344 * LTTng ringbuffer ABI calls for index generation
1345 * Prepare LTTng override of ring buffer fops
1346 * Blacklist Linux kernels 3.10+
1348 2013-09-03 LTTng modules 2.3.0
1349 * Fix: metadata stream should not reference session
1350 * Fix: btrfs: support 3.11 Linux kernel
1351 * statedump: remove KERN_DEBUG messages
1352 * Fix: ext4: add missing tracepoints for 3.11 kernel
1353 * Fix: ext4: Linux 3.11 support
1354 * Fix: ext3: 3.11 Linux support
1355 * Fix: statedump nsproxy 3.11 Linux support
1357 2013-08-30 LTTng modules 2.3.0-rc2
1358 * Fix: metadata lttng channel refcount
1359 * README: lttng-modules incompatible with lttng 0.x patchset
1361 2013-07-17 LTTng modules 2.3.0-rc1
1362 * Fix: kvm x86 probes side-effect
1363 * Fix: allow get/put subbuf in loop for metadata stream
1364 * Add support for kvm x86 specific tracepoints
1365 * Add mainline headers for kvm x86 tracepoints
1366 * Remove old 3.0.4 x86-64 extracted syscall info
1367 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
1368 * Add syscalls extracted files from a 3.10-rc7 kernel
1369 * Improve documentation of the syscall extractor script
1370 * Fix: double length of __dynamic_len array
1371 * Fix printk instrumentation
1372 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1373 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1374 * Fix: SWITCH_FLUSH new sub-buffer checks
1375 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1376 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1377 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1378 * Fix: handle writes of length 0
1379 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1380 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1381 * print warning and return -EBUSY on double get_subbuf()
1382 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1383 * Fix: don't do 0 byte event reservation
1384 * Document that payload size need to be greater than 0
1385 * Fix build and load against linux-2.6.33.x
1386 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1387 * Metadata cache and multiple metadata channels
1388 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1389 * fix: block instrumentation: NULL pointer dereference
1390 * Update rcu instrumentation to 3.9.[0-4]
1391 * Fix CPU hotplug section mismatches
1392 * Add system calls definitions for powerpc-32
1393 * Remove bashism in lttng-syscalls-generate-headers.sh
1394 * Update ARM (32 bit) syscall tracepoints to 3.4
1396 2013-05-09 LTTng modules 2.2.0-rc2
1397 * Remove useless lttng_metadata probe
1398 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1399 * Fix: 3.9.0 block layer instrumentation build
1400 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1401 * Stop build if CONFIG_TRACEPOINTS is not set
1402 * Add comments to endifs.
1403 * Fix: remove ARM set_tls system call override
1404 * Cleanup: arm sys_mmap whitespace
1405 * Clean up using global_dirty_limit wrapper for writeback probe
1407 2013-03-29 LTTng modules 2.2.0-rc1
1409 * Fix: vmscan instrumentation build
1410 * writeback instrumentation: remove duplicated structures
1411 * block: update instrumentation to 3.9 rc kernel
1412 * rcu: update to 3.9 rc kernel instrumentation
1413 * workqueue instrumentation: remove duplicated structures
1414 * Rename odd event names
1415 * Introduce API to remap event names exposed by LTTng
1416 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1417 * Fix Linux 3.8 btrfs probe warning
1418 * Fix Linux 3.8 ext4 probe support
1419 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1420 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1421 * instrumentation sched: add missing fork pid info
1422 * Fix check in lttng_strlen_user_inatomic
1423 * instrumentation: sync with Linux commit a1ce392
1424 * Fix: statedump: missing locking, use lttng_iterate_fd
1425 * Implement lttng_iterate_fd wrapper
1426 * Instrumentation cleanup: kmem events should print hex pointers
1427 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1428 * Fix: statedump hang/too early completion due to logic error
1429 * Fix: statedump hang due to incorrect wait/wakeup use
1430 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1431 * wrapper/perf.h: Fix kernel version condition
1432 * Add new kernel probes instrumentation
1433 * Update kernel probes to more detailed match to kernel versions
1434 * Fix possible kernel build errors with linux-patches
1435 * Add missing MIT license text to 3 files under this license
1436 * Update sites using kernel version checking macro to new range
1437 * Make upper bound of kernel version checking macro exclusive
1438 * sock instrumentation: fix fields to get referenced values
1439 * ext3 instrumentation: fix of assignment code conversion
1440 * sched instrumentation: rename "pid" fields in sched_process_exec
1441 * Remove remaining semicolons in TP_fast_assign blocks
1442 * Fix compilation for 3.0 kernels that are named 2.6.40
1443 * Fix compilation for 3.0 branch (>= 3.0.39)
1444 * Add kernel version checking macro
1445 * Remove semicolons in TP_fast_assign blocks
1446 * Add ifdefs to net probe to support Linux 2.6.39
1447 * Add kernel probes for supplementary subsystems
1448 * Check if interrupt action name is not null in statedump
1449 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1450 * Add TRACE_EVENT(sched_process_exec) to sched.h
1451 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1452 * Fix warning with 3.6.0 kernel
1453 * ABI with support for compat 32/64 bits
1454 * Perform calculation on bit size in 64-bit
1455 * Use uint64_t for packet header content size and packet size
1456 * Fix: compat layer only on supported architectures
1457 * Fix ring buffer 32/64 bits compat
1458 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1459 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1460 * Fix: statedump missing check for NULL namespace
1462 2012-09-10 LTTng modules 2.1.0-rc1
1463 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1464 * Support for linux kernels 2.6.32 through 2.6.37
1465 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1466 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1467 * Add env hostname information
1468 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1469 * lttng_statedump_process_state for each PID NS
1470 * Support the hostname context
1471 * Fix: statedump namespaced pid, tid and ppid
1472 * Fix: statedump: disable vm maps enumeration
1473 * Fix: ensure userspace accesses are done with _inatomic
1474 * Fix: vppid context should test for current nsproxy
1475 * Add MIPS system call support
1476 * Change mode of lttng-syscalls-generate-headers.sh to 755
1477 * cleanup: fix typo in syscall instrumentation header
1478 * Cleanup: remove trailing whitespace in README
1479 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1480 * LTTng: probe-statedump: add #include <linux/sched.h>
1481 * fix: signal_generate event should print utf8 for comm field
1482 * Makes write operation a parameter for tp_memcpy macro
1483 * Add coding style document
1484 * Update instrumentation/events README file
1485 * Add makefile target for preprocessor
1486 * Fix: free_event_id check should compare unsigned int with -1U
1487 * Use unsigned long type for events discarded counter
1488 * Fix: update signal instrumentation for 3.4 kernel
1489 * LTTng Modules ARM syscall instrumentation
1490 * Fix: generate header missing echo -e for escape chars
1491 * Fix: add missing uaccess.h include (for ARM)
1492 * README: Document that CONFIG_MODULES is required
1494 * Fix: document required and optional kernel config options in README
1496 2012-03-29 LTTng modules 2.0.1
1497 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1499 2012-03-20 LTTng modules 2.0.0
1500 * First STABLE version
1503 2012-03-20 LTTng modules 2.0.0-rc4
1504 * Update README and add version name place-holder
1506 2012-03-16 LTTng modules 2.0.0-rc3
1507 * Fix clock offset 32-bit multiplication overflow
1508 * Fix : wrong assign of fd in state dump
1509 * License cleanup, ifdef namespace cleanup
1510 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1512 2012-03-02 LTTng modules 2.0.0-rc2
1513 * Fix: dmesg printout should not print metadata warnings
1514 * Fix: use transport name as channel name
1515 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1517 2012-02-20 LTTng modules 2.0.0-rc1
1518 * Standardize version across toolchain
1519 * statedump: Use old macro name for kernel 2.6.38
1521 2012-02-16 LTTng modules 2.0-pre15
1522 * Add timer instrumentation
1523 * fix: need to undef mainline define
1524 * fix: Include signal.h instead of irq.h for prototype match check
1525 * Add signal instrumentation
1527 2012-02-16 LTTng modules 2.0-pre14
1528 * syscall tracing: sys_getcpu
1529 * Add sys_clone x86 instrumentation
1530 * statedump: fix include circular dep
1531 * Implement state dump
1533 2012-02-09 LTTng modules 2.0-pre13
1535 * environment: write sysname, release, version, domain to metadata
1536 * Allow open /proc/lttng for read & write
1538 2012-02-02 LTTng modules 2.0-pre12
1539 * Add x86 32/64 execve syscall instrumentation override
1540 * Remove unused defines
1541 * Add padding to ABI
1542 * Use LTTNG_KERNEL_SYM_NAME_LEN
1543 * Update version to 1.9.9
1544 * Add missing double-quotes to clock uuid
1545 * clock: read bootid as clock monotonic ID
1548 * clock: output clock description in metadata
1549 * Properly fix the timekeeping overflow detection
1551 * rename lib-ring-buffer to lttng-lib-ring-buffer
1553 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1556 * Remove debugfs file (keep only proc file)
1557 * Rename lttng-debugfs-abi files to lttng-abi
1559 2011-12-13 LTTng modules 2.0-pre11
1560 * Fix OOPS caused by reference of config pointer
1561 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1562 * lttng lib: ring buffer move null pointer check to open
1563 * lttng lib: ring buffer remove duplicate null pointer
1564 * lttng lib: ring buffer: remove stale null-pointer
1565 * lttng wrapper: add missing include to kallsyms wrapper
1566 * lttng: cleanup one-bit signed bitfields
1568 * Update symbol name length max size to 256
1569 * Fix last modifications to string_from_user operations
1570 * Document that depmod needs to be executed by hand
1571 * Fix strlen_user fault space reservation
1572 * Fix tp_copy_string_from_user handling of faults
1573 * Disable block layer tracing support for kernels < 2.6.38
1574 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1575 * Update trace clock warning to match the current development plan
1576 * ringbuffer: make ring buffer printk less verbose
1577 * Makefile: do not run depmod manually
1579 2011-09-30 LTTng modules 2.0-pre10
1580 * x86-32: override sys_mmap syscall instrumentation
1583 2011-09-29 LTTng modules 2.0-pre9
1584 * x86 32 syscalls: fix !CONFIG_UID16
1585 * Use __string_from_user
1586 * Add __string_from_user
1587 * Rename "comm" context to "procname"
1588 * Fetch "type" name field for mount syscall
1589 * Create common override file for all architectures
1590 * Shrink stack size usage
1591 * Cleanup: remove unused lttng-compat-syscalls.c file
1592 * Support detailed compat syscalls on x86_64
1594 * Add disabled compat syscalls detail (work in progress)
1595 * Add config compat support for detailed x86_32 syscalls
1596 * Handle newer 3.1+ perf API
1597 * Add dummy x86-32 override headers
1598 * Bind x86-32 syscall headers
1599 * Add x86-32 syscall headers
1600 * Add check for KALLSYMS_ALL in syscall extraction script
1601 * Automate string extraction for syscalls
1602 * Automate syscall filename/pathname extraction
1603 * Add exit to ring_buffer_frontend so module is unloadable
1604 * Add sys_open filename (x86_64)
1605 * Add missing memcpy callback
1606 * copy_from_user and memset
1607 * Add missing alignment after header write
1608 * lib ring buffer: add frontend init as module_init
1609 * lib ring buffer frontend: add missing lock initialization
1610 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1611 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1612 * Create override for sys_mmap
1613 * Rename syscalls -> syscall in LTTng ABI
1614 * Use different event name for compat syscalls
1615 * Allow trace syscall table override
1616 * Add dummy override files
1617 * syscall detail: add override capability
1618 * Add pointer pretty-print heuristics
1620 * Rename sys exit errno into ret
1621 * Enable detailed syscalls only for native x86_64
1622 * Use "unknown" for compat syscalls
1623 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1626 * Only enable detailed syscalls for x86_64 for now
1627 * Merge unknown syscall method with extended detail method
1628 * Add underscore prefix before event names
1629 * Add syscalls pointers detailed syscall tracing
1630 * Use perl for regexp
1631 * Support generation of syscall probes for those with pointers
1632 * Support detailed syscalls with 0 arguments
1633 * detailed syscall tracing (work in progress)
1634 * Expose /proc/lttng file
1635 * Implement detailed syscall event probe
1636 * Disable perf build for < 2.6.33 kernels
1637 * Syscall detail mode: generate syscall table
1638 * block instrumentation: write cmd as hex sequence
1639 * lttng-events TRACE_EVENT generator cleanup
1640 * block layer instrumentation: fix cmd field
1641 * Remove 0 args syscalls for now from type-aware syscall cb generator
1642 * Generate trace syscall table macros
1643 * Put syscall tracing without arg types back in place
1644 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1645 * lttng events probes: don't clash with "ctx" variable name
1646 * lib ring buffer must take private pointer copy before decrementing refcount
1648 2011-08-16 LTTng modules 2.0-pre8
1649 * Fix metadata buffer wait/wakeup
1651 2011-08-12 LTTng modules 2.0-pre7
1652 * Add missing module refcount to lttng_tracepoint_list_fops
1653 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob