Version 2.13.15
[lttng-modules.git] / ChangeLog
CommitLineData
5f7e9a38
MD
12024-09-28 (Ask a Stupid Question Day) LTTng modules 2.13.15
2 * Fix: scsi: sd: Atomic write support added in 6.11-rc1
3 * Fix: block_start removed from btrfs_get_extent in 6.11-rc1
4 * Fix: block_len removed frmo btrfs_get_extent in 6.11-rc1
5 * Fix: orig_start removed from btrfs_get_extent in 6.11-rc1
6 * Fix: ext4_da_reserve_space changed in 6.11-rc1
7 * Fix: kfree_skb changed in 6.11-rc1
8 * Fix: event notifier: set eval_capture to false for kprobe and uprobe
9
28110085
MD
102024-07-18 (National Sour Candy Day) LTTng modules 2.13.14
11 * kvm instrumentation: Fix kvm_mmio event NULL pointer dereference
12 * Fix: Build on CentOS 9 Stream 2024-06
13 * fix: file: Rename fcheck lookup_fd_rcu (v5.10.220)
14 * Cleanup: update stale file paths in LICENSE
15 * Cleanup: use SPDX v3.0 identifiers
16 * Warn and return on fd overflow fdt
17 * fix: close_on_exec(): pass files_struct instead of fdtable (v6.10)
18 * fix: net: udp: add IP/port data to the tracepoint udp/udp_fail_queue_rcv_skb (v6.10)
19 * fix: btrfs: move ->parent and ->ref_root into btrfs_delayed_ref_node (v6.10)
20 * fix: btrfs: simplify delayed ref tracepoints (v6.10)
21 * Fix mm_vmscan_lru_isolate tracepoint for RHEL 9.4 kernel
22
b813aed7
MD
232024-05-13 (National Leprechaun Day) LTTng modules 2.13.13
24 * splice wrapper: Fix missing declaration
25 * page alloc wrapper: Fix get_pfnblock_flags_mask prototype
26 * lttng probe: include events-internal.h
27 * syscalls: Remove unused duplicated code
28 * statedump: Add missing events-internal.h include
29 * lttng-events: Add missing static
30 * event notifier: Add missing static
31 * context callstack: Add missing static
32 * lttng-clock: Add missing lttng/events-internal.h include
33 * lttng-calibrate: Add missing static and include
34 * lttng-bytecode: Remove dead code
35 * lttng-abi: Add missing static to function definitions
36 * ring buffer: Add missing static to function definitions
37 * blkdev wrapper: Fix constness warning
38 * Fix: timer_expire_entry changed in 4.19.312
39 * Fix: dev_base_lock removed in linux 6.9-rc1
40 * Fix: mm_compaction_migratepages changed in linux 6.9-rc1
41 * Fix: ASoC add component to set_bias_level events in linux 6.9-rc1
42 * Fix: ASoC snd_doc_dapm on linux 6.9-rc1
43 * Fix: build kvm probe on EL 8.4+
44 * Fix: support ext4_journal_start on EL 8.4+
45 * Fix: correct RHEL range for kmem_cache_free define
46
4ba4f0ec
MD
472024-03-21 (National Common Courtesy Day) LTTng modules 2.13.12
48 * docs: Add supported versions and fix-backport policy
49 * docs: Add links to project resources
50 * Fix: Correct minimum version in jbd2 SLE kernel range
51 * Fix: Handle recent SLE major version codes
52 * Fix: build on sles15sp4
53 * Compile fixes for RHEL 9.3 kernels
54 * Fix: ext4_discard_preallocations changed in linux 6.8.0-rc3
55 * Fix: btrfs_get_extent flags and compress_type changed in linux 6.8.0-rc1
56 * Fix: btrfs_chunk tracepoints changed in linux 6.8.0-rc1
57 * Fix: strlcpy removed in linux 6.8.0-rc1
58 * Fix: timer_start changed in linux 6.8.0-rc1
59 * Fix: sched_stat_runtime changed in linux 6.8.0-rc1
60
e63d548a
MD
612024-01-10 (National Houseplant Appreciation Day) LTTng modules 2.13.11
62 * Fix: Include linux/sched/rt.h for kernels v3.9 to v3.14
63 * Fix: Disable IBT around indirect function calls
64 * Inline implementation of task_prio()
65 * Fix: prio context NULL pointer exception
66 * Fix: MODULE_IMPORT_NS is introduced in kernel 5.4
67 * Android: Import VFS namespace for android common kernel
68 * Fix: get_file_rcu is missing in kernels < 4.1
69 * fix: lookup_fd_rcu replaced by lookup_fdget_rcu in linux 6.7.0-rc1
70 * fix: mm, vmscan signatures changed in linux 6.7.0-rc1
71 * fix: phys_proc_id and cpu_core_id moved in linux 6.7.0-rc1
72 * Fix build for RHEL 8.8 with linux 4.18.0-477.10.1+
73 * Fix: bytecode validator: oops during validation of immediate string
74 * fix: lttng-probe-kvm-x86-mmu build with linux 6.6
75 * fix: built-in lttng with kernel >= v6.1
76 * fix: ubuntu kinetic kernel range for jdb2
77
15ac0c8a
MD
782023-06-07 (National VCR Day) LTTng modules 2.13.10
79 * Add support for RHEL 9.1
80 * Add support for RHEL 9.0
81 * fix: kallsyms wrapper on CONFIG_PPC64_ELF_ABI_V1
82 * fix: net: add location to trace_consume_skb() (v6.3)
83 * fix: btrfs: pass find_free_extent_ctl to allocator tracepoints (v6.3)
84 * fix: uuid: Decouple guid_t and uuid_le types and respective macros (v6.3)
85 * fix: mm: introduce vma->vm_flags wrapper functions (v6.3)
86
da1f5a26
MD
872023-03-03 (Canadian Bacon Day) LTTng modules 2.13.9
88 * fix: jbd2: use the correct print format (v5.4.229)
89 * fix: jbd2 upper bound for v5.10.163
90 * fix: jbd2: use the correct print format (v5.10.163)
91 * fix: btrfs: move accessor helpers into accessors.h (v6.2)
92
d3bcf088
MD
932023-01-13 (National Sticker Day) LTTng modules 2.13.8
94 * fix: jbd2: use the correct print format
95 * Fix: in_x32_syscall was introduced in v4.7.0
96 * Explicitly skip tracing x32 system calls
97 * fix: kallsyms wrapper on ppc64el
98 * fix: Adjust ranges for RHEL 8.6 kernels
99 * fix: kvm-x86 requires CONFIG_KALLSYMS_ALL
100 * fix: mm/slab_common: drop kmem_alloc & avoid dereferencing fields when not using (v6.1)
101
fbae1b8c
MD
1022022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.7
103 * Fix: handle integer capture page faults as skip field
104
ea8bb288
MD
1052022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.6
106 * Fix: bytecode validator: reject specialized load field/context ref instructions
107 * Fix: bytecode validator: reject specialized load instructions
108 * Fix: honor "user" attribute for array/sequence of user integers
109 * wrapper: powerpc64: fix kernel crash caused by do_get_kallsyms
110 * Fix: event notification: Remove duplicate event enabled check
111 * Fix: event notification capture: validate buffer length
112 * Fix: handle capture page faults as skip field
113 * Fix: event notification capture error handling
114 * Fix: capture_sequence_element_{un,}signed: handle user-space input
115 * Fix: notification capture: handle userspace strings
116 * Implement lttng_msgpack_write_user_str
117 * Fix: bytecode interpreter: LOAD_FIELD: handle user fields
118 * Fix: move "user" attribute from field to type
119 * Introduce lttng_copy_from_user_check_nofault
120 * fix: adjust range v5.10.137 in block probe
121
eb8243c1
MD
1222022-08-19 (National Potato Day) LTTng modules 2.13.5
123 * Fix: incorrect stub prototypes when CONFIG_HAVE_SYSCALL_TRACEPOINTS=n
124 * fix: mm/tracing: add 'accounted' entry into output of allocation tracepoints (v6.0)
125 * fix: block: remove bdevname (v6.0)
126 * fix: fs/jbd2: Fix the documentation of the jbd2_write_superblock() callers (v6.0)
127 * fix: tie compaction probe build to CONFIG_COMPACTION
128 * fix: net: skb: introduce kfree_skb_reason() (v5.15.58..v5.16)
129 * fix: workqueue: Fix type of cpu in trace event (v5.19)
130 * fix: fs: Remove flags parameter from aops->write_begin (v5.19)
131 * fix: mm/page_alloc: fix tracepoint mm_page_alloc_zone_locked() (v5.19)
132
b190b3e8
MD
1332022-06-03 (National Repeat Day) (National Repeat Day) LTTng modules 2.13.4
134 * Fix: event notifier: racy use of last subbuffer record
135 * Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
136 * fix: 'random' tracepoints removed in stable kernels
137 * fix: random: remove unused tracepoints (v5.10, v5.15)
138 * fix: sched/tracing: Append prev_state to tp args instead (v5.18)
139 * fix: mm: compaction: cleanup the compaction trace events (v5.18)
140 * fix: scsi: core: Remove <scsi/scsi_request.h> (v5.18)
141 * fix: kprobes: Use rethook for kretprobe if possible (v5.18)
142 * fix: random: remove unused tracepoints (v5.18)
143 * fix: scsi: block: Remove REQ_OP_WRITE_SAME support (v5.18)
144 * fix: block: remove genhd.h (v5.18)
145 * fix: sched/tracing: Don't re-read p->state when emitting sched_switch event (v5.18)
146 * fix: KVM: x86: Unexport kvm_x86_ops (v5.18)
147 * Fix: do not warn on unknown counter ioctl
148 * Fix: tracepoint event: allow same provider and event name
149 * Fix: compaction migratepages event name
150
cd69bdbd
MD
1512022-03-25 (National Waffle Day) LTTng modules 2.13.3
152 * Document expected ISO8601 time formats in ABI header
153 * Fix: lttng ABI: lttng_counter_ioctl() tainted scalar
154 * Fix: sample discarded events count before reserve
155 * Cleanup: comment alignment in ring buffer config.h
156
a0828ca5
MD
1572022-03-07 (National Cereal Day) LTTng modules 2.13.2
158 * Fix: incorrect in/out direction for syscall exit
159 * fix: net: socket: rename SKB_DROP_REASON_SOCKET_FILTER (v5.17)
160 * fix: net: skb: introduce kfree_skb_reason() (v5.17)
161 * fix: random: rather than entropy_store abstraction, use global (v5.17)
162 * fix: btrfs: pass fs_info to trace_btrfs_transaction_commit (v5.17)
163 * fix: mm: compaction: fix the migration stats in trace_mm_compaction_migratepages() (v5.17)
164 * fix: block: remove the ->rq_disk field in struct request (v5.17)
165 * fix: block: remove GENHD_FL_SUPPRESS_PARTITION_INFO (v5.17)
166 * Copyright ownership transfer
167
8c0aec7e
MD
1682022-01-05 (National Bird Day) LTTng modules 2.13.1
169 * fix: mm: move kvmalloc-related functions to slab.h (v5.16)
170 * fix: block: don't call blk_status_to_errno in blk_update_request (v5.16)
171 * fix: KVM: MMU: change tracepoints arguments to kvm_page_fault (v5.16)
172 * fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
173 * fix: isystem: delete global -isystem compile option (v5.16)
174 * fix: block: move block-related definitions out of fs.h (v5.16)
175 * Fix: syscall tracing: missing trigger actions
176 * Warn on event registration/unregistration failure
177 * fix: implicit-int error in EXPORT_SYMBOL_GPL
178 * fix: Revert "Makefile: Enable -Wimplicit-fallthrough for Clang" (v5.15)
179 * fix: cpu/hotplug: Remove deprecated CPU-hotplug functions. (v5.15)
180
fbba0d79
MD
1812021-08-02 (Ice Cream Sandwich Day) LTTng modules 2.13.0
182 * No change
183
ddb8c0ef
MD
1842021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
185 * fix: sched: Change task_struct::state (v5.14)
186 * fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
187 * fix: adjust ranges for RHEL 8.4
188
f982b51a
MD
1892021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
190 * fix: adjust ranges for RHEL 8.2 and 8.3
191 * Disable x86 error code bitwise enum in default build
192 * Disable mmap bitwise enum in default build
193 * Disable block rwbs bitwise enum in default build
194 * Disable sched_switch bitwise enum in default build
195 * Disable open[at] bitwise enum in default build
196 * Disable fcntl bitwise enum in default build
197 * Disable clone bitwise enum in default build
198 * Add experimental bitwise enum config option
199 * Add defaults to Kconfig options
200 * Cleanup: remove unused EXTCFLAGS from Makefile
201 * Sync `show_inode_state()` macro with upstream stable kernels
202 * Update .gitreview for stable-2.13
203 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
204 * fix: block: remove disk_part_iter (v5.12)
205 * Cleanup: lib ring buffer: rename pagecpy local variable
206 * Cleanup: clarify strcpy/strcpy_from_user local variables
207 * Implement ring buffer Pascal string copy
208 * Move alignment into event write callback
209 * Cleanup: disable page fault after access_ok
210 * Fix: increment buffer offset when failing to copy from user-space
211 * Fix: add missing #include for 3.8 kernel
212 * Fix: builtin script referring to old directories
213 * events.h API const-ness
214 * Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
215 * Rename struct channel to struct lttng_kernel_ring_buffer_channel
216 * Refactoring: struct lttng_channel
217 * Fix: missing #include for 3.8 kernel
218 * Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
219 * Set probe descriptor field in event descriptor
220 * Split syscall tracepoint generation in their own files
221 * Include `linux/in{,6}.h` closer to where it's used
222 * Group all syscall enums in one compile unit
223 * Include `linux/mman.h` for mmap flag enum
224 * Add `struct trace_syscall_table`
225 * Define `static_assert()` when not defined by kernel
226 * Move event hash tables to private header
227 * Move forward declarations to private header
228 * Move lttng_syscall_filter forward declaration to private header
229 * Split ID tracker into public/private structures
230 * Move id tracker hash node to private header
231 * Split struct lttng_session into public/private structures
232 * Move struct lttng_metadata_stream to private header
233 * Move event notifier and counter structures to private header
234 * Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
235 * Refactoring: struct lttng_kernel_channel_buffer_ops
236 * Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
237 * Move metadata cache structure to internal header
238 * Move internal APIs to internal header
239 * Move kprobes, uprobes, kretprobes, syscall structures to internal header
240 * Move kprobe, kretprobe, uprobe APIs to internal header
241 * Remove unused TRACEPOINT_HAS_DATA_ARG
242 * Move enabler APIs to internal header
243 * Move bytecode structures to internal header
244 * Remove include of internal header from tracepoint-event-impl.h
245 * Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
246 * Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
247 * Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
248 * Move context structures and API to internal header
249 * Move enabler structures to internal header
250 * Makefile: add .o wildcard target
251 * Fix: Makefile: generation of specific .i file not working
252 * Fix: refactor preemptible context
253 * Refactoring: context callbacks
254 * Remove event id parameter from event_reserve callback
255 * Refactoring: ring buffer context
256 * sequence and variant types: use previous field for length/tag if NULL
257
2ad5a979
MD
2582021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
259 * Set the 2.13 release codename and description
260 * Fix: LTTng-modules ABI ioctl wrong direction
261 * Refactoring: bytecode interpreter
262 * Move probe_ctx argument to align with lttng-ust
263 * Combine event notifier and recorder enable/disable functions
264 * Refactoring: combine probe callbacks
265 * Combine event recorder and notifier destroy
266 * Refactoring: event structures
267 * lttng-probes: Warn of event's and provider's name for mismatch
268 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
269 * fix: refactor contexts for type description structures
270 * fix: remove 'src/' from modules install path
271 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
272 * fix: block: add a disk_uevent helper (v5.12)
273 * Fix: perf counters: uninitialized field
274 * Cleanup: implement dedicated file operations for events and enablers
275 * Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
276 * Refactoring: type description structures
277 * Prefix lttng_enum_desc with lttng_kernel_
278 * Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
279 * Introduce internal event header
280 * Cleanup: namespace string encoding
281 * Cleanup: Rename abstract types to lttng_kernel_type
282 * Cleanup: event_notifier -> notify in comments
283 * Fix: event notifier: add missing parameters validation
284 * msgpack: use KERNEL namespace for header protection
285 * Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
286 * Add entryexit field to kretprobes ABI
287 * Add missing fallthrough comments
288 * No-op instrumentation is unsupported, cleanup fallthrough comments
289 * kretprobes: rename "return" to "exit"
290 * compiler warning cleanup: is_signed_type: compare -1 to 1
291 * Fix: bytecode linker: validate event and field array/sequence encoding
292 * Fix: racy notifier captures update vs traversal
293 * Fix: kretprobe: null ptr deref on session destroy
294 * Fix: bytecode linker: iteration on wrong list head
295 * counters: add coalesce_hits to ABI
296 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
297 * Fix: filter interpreter early-exits on uninitialized value
298 * Fix: memory leaks on event notifier destroy
299 * Fix: memory leaks on event destroy
300 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
301 * Fix: do not use bdi_unknown_name symbol
302 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
303 * Fix: writeback: out-of-bound reads
304 * fix: Add one digit to RHEL major release version
305 * fix: Add one digit to SLES minor release version
306 * fix: RT_PATCH_VERSION is close to overflow
307 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
308 * fix: double defined LTTNG_KERNEL_VERSION
309 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
310 * fix: sublevel version overflow in LINUX_VERSION_CODE
311 * Namespace kernel version macros
312 * aarch64: blacklist gcc prior to 5.1
313 * fix: missing include for 'task_struct' in fdtable.h
314 * Fix: counter-api: always inline counter add function
315 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
316 * fix: block: merge struct block_device and struct hd_struct (v5.11)
317 * fix: kprobes: Remove kretprobe hash (v5.11)
318 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
319 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
320 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
321 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
322 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
323 * fix: remove floating-point arguments in msgpack
324 * abi: use 0, 1 for counter enumerations
325 * Cleanup: use tabs in abi.h
326 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
327 * Fix: handle default switch case with -EINVAL in lttng-syscalls
328 * fix: use wrapper for hlist_for_each_entry_rcu
329 * fix: asm/barrier.h was introduced in v3.4
330 * Fix: handle default switch case with -EINVAL in __lttng_counter_add
331 * Introduce lttng smp_store_release smp_load_acquire wrappers
332 * fix: include byteorder.h for 'cpu_to_*'
333 * Fix: notifier: use store-release/load-acquire for error counter
334 * Fix: event-notifier: Groups may not have an error counter
335 * Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
336 * Fix: remove dead code in msgpack.c
337 * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
338 * Fix: include limits.h wrapper from libcounter
339 * Fix: include kernel.h in wrapper/limits.h
340 * Introduce limits wrapper
341 * Introduce lazy system call event creation
342 * Implement event notifier error counter
343 * Implement lib counter
344 * capture: Replace FIXME by explanation of the limit
345 * Implement capturing payload on event notifier
346 * Fix: comment related to filter bytecode list
347 * Fix: use vmalloc for filter bytecode allocation
348 * Implement enum and sequence capture serialization functions
349 * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
350 * Generalize `lttng_enabler_link_bytecode()` bytecode list
351 * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
352 * Add `interpreter_funcs` to `lttng_bytecode_runtime`
353 * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
354 * Rename filter bytecode types and files
355 * bytecode: generalize `struct lttng_filter_bytecode_node`
356 * Add msgpack implementation for serializing captures
357 * bytecode: allow interpreter to return any type
358 * bytecode: propagate `rev_bo` of element
359 * bytecode: set register type to `REG_PTR` even if not used
360 * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
361 * bytecode: add `REG_U64` interpreter register type
362 * Fix: filter validator: refuse string and star glob input to bitwise operation
363 * Fix: bytecode: Validate register type for instructions expecting unknown type
364 * Cleanup: Rename filter functions/fields to mention "filter"
365 * Implement event notifiers for syscalls
366 * Fix: syscalls: address of statically allocated element never null
367 * Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
368 * Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
369 * syscalls: extract `lttng_syscall_filter_enable()` for reuse
370 * Cleanup: syscall: remove unused `syscall_name` field
371 * fix: adjust version range for trace_find_free_extent()
372 * Improve the release script
373 * Add release maintainer script
374 * fix: include order for older kernels
375 * fix: tracepoint: Optimize using static_call() (v5.10)
376 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
377 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
378 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
379 * fix: ext4: fast commit recovery path (v5.10)
380 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
381 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
382 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
383 * Revert "Implement event notifiers for syscalls"
384 * Fix: ressource leak in id tracker
385 * Implement event notifiers for syscalls
386 * lttng-syscalls.c: extract function calling actual probe
387 * Namespace syscall code relating to events
388 * Implement event notifiers for uprobes
389 * Namespace uprobe functions relating to events
390 * doc: event notifier on kretprobe is not supported
391 * Implement event notifiers for kprobes
392 * Namespace kprobe functions relating to events
393 * Implement event notifiers for tracepoints
394 * Implement event notifier probes
395 * Fix: event notifier: adapt read iterator state to poll expectations
396 * Fix: event-notifier: do not flush packet if it only contains subbuf header
397 * Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
398 * Implement event notifier send notification
399 * Add event notifier and event notifier enabler
400 * Implement event notifier group create
401 * Add token to `struct lttng_kernel_event`
402 * lttng-events: move lttng_transport_find earlier in source file
403 * lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
404 * lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
405 * Introduce event notifier lib ring buffer client
406 * lttng_abi_create_stream_fd: expect fd name as parameter
407 * LTTng ring buffer clients: expect void pointer as private data to create channel
408 * lib ring buffer: use irq_work for wakeup by writer
409 * Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
410 * Cleanup: extract function to borrow hashlist bucket
411 * Decouple `struct lttng_event` from filter code
412 * Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
413 * Extract event enabler fields to specialized struct
414 * Docs: explain why unused `lttng_enabler::ctx` is kept around
415 * Rename `enum lttng_enabler_type` to `_format_type`
416 * Test: add signed value and enum for testings of event notifier capture
417 * Cleanup: remove usage of enum in ABI structures
418 * Fix: type mismatch in clone instrumentation
419 * syscalls: Make clone()'s `flags` field a 2 enum struct.
420 * fix: strncpy equals destination size warning
421 * Set version to 2.13-pre
422 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
423 * Add 'kernel_read' wrapper for kernels < v4.14
424 * fix: Use 'kernel_read' to read from procfs
425 * fix: don't allow userspace copy to read kernel memory
426 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
427 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
428 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
429 * Fix: system call filter table
430 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
431 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
432 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
433 * fix: removal of [smp_]read_barrier_depends (v5.9)
434 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
435 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
436 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
437 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
438 * Namespace all logging statements
439 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
440 * Fix: mmap enum flags build failures
441 * syscalls: Make mmap()'s fields `prot` and `flags` enums
442 * x86: add error code enum to pagefault tracepoints
443 * Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
444 * module_load: change `taints` field to `ctf_enum`
445 * Fix: Lock metadata cache on session destroy
446 * Fix: metadata stream leak, missing list removal and locking
447 * Fix: coherent state not changed atomically with metadata written
448 * fix: include module.h for EXPORT_SYMBOL_GPL
449 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
450 * fix: version range for overflow_callback
451 * fix: global_dirty_limit was introduced in v3.1
452 * fix: wrapper_uprobe_unregister is a void function
453 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
454 * fix: vmalloc on v5.8 without KALLSYMS
455 * Detect missing symbols used with kallsyms_lookup at compile time
456 * Add time namespace context
457 * Use exported symbol bdevname() instead of disk_name()
458 * Add git-review config
459 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
460 * Update design document
461 * Add lttng-modules design document
462 * Fix: callstack: initialize nested sequence length field name
463 * Fix: callstack: NULL pointer dereference: length field also need fdata
464 * Fix: callstack context memory corruption
465 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
466 * fix: block: remove the error argument to the block_bio_complete (v5.8)
467 * fix: pipe_buf_operations rework (v5.8)
468 * Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
469 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
470 * fix: vmalloc_sync_mappings was backported to v5.5.12
471 * Update: Additional kernel ranges for vmalloc_sync_mappings
472 * Update: Use vmalloc_sync_mappings for stable kernels
473 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
474 * Cleanup: remove unsupported `ctf_float()` macros
475 * Cleanup: have interpreter functions return _DISCARD instead of 0
476 * Cleanup: bytecode: typo: "s16" -> "u16"
477 * Cleanup: Rename patches.i to patches.h
478 * Cleanup: Move all source files to src/
479 * Cleanup: Move patches.i to include/generated/
480 * Cleanup: Move lttng-modules instrumentation headers
481 * Cleanup: Remove toplevel directory from include search path
482 * Cleanup: Move blacklist/ headers to include/blacklist/
483 * Cleanup: Move wrapper/ headers to include/wrapper/
484 * Cleanup: Move instrumentation/ headers to include/instrumentation/
485 * Cleanup: Remove deprecated TODO file
486 * fix: add missing guid_t type to wrapper
487 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
488 * Cleanup: Move headers from toplevel to include/lttng/
489 * Cleanup: Move headers from probes/ to include/lttng/
490 * Cleanup: Move headers from lib/ to include/lttng/
491 * Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
492 * Fix: wrapper random documentation
493 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
494 * Unbreak LTTng for kernel 5.7
495 * Move lttng wrappers into own module
496 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
497 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
498 * instrumentation: update mm_vmscan for kernel >= 5.7.0
499 * filter: bytecode already in the list should go before
500 * tracepoint: Refactor representation of nested types
501 * wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
502 * Update to SPDX v3.0 identifiers
503 * fix: uaccess wrapper for CentOS >= 4.18.0-147
504 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
505 * fix: signal instrumentation for CentOS >= 4.18.0-147
506 * fix: kvm instrumentation for CentOS >= 4.18.0-147
507 * fix: rcu instrumentation for CentOS >= 4.18.0-80
508 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
509 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
510 * Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
511 * syscalls: Make the cmd field of fcntl an enum
512 * syscalls: Make the flags and mode fields of open[at] enumerations
513 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
514 * Record event as soon as one filter evaluates to TRUE
515 * Add UDP and ICMP packet header information to the tracepoint
516 * statedump: introduce file_table_address
517 * Remove kernel version from syscall headers name
518 * Add script to automate the syscall extraction process
519 * Update lttng-syscalls-extractor for v5.6.0
520 * Add a Makefile for the lttng-syscalls-extractor module
521 * Cleanup: Syscall headers scripts shellcheck warnings
522 * Remove lttng-ftrace integration
523 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
524 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
525 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
526 * Change integer base to hex for fields representing addresses
527 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
528 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
529 * fix: use timespec64 on kernels that have it
530 * fix: move lttng_close_on_exec to proper wrapper
531 * fix: 'struct timex' removed upstream (v5.6)
532 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
533 * Fix: statedump: check task_active_pid_ns return value for NULL
534 * Fix: lttng-events.c: variable may be used uninitialized
535 * Cleanup: remove trailing white spaces across project
536 * sched: Make the sched_switch task state an enum
537 * block: Make the rwbs field as a bit field enum
538 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
539 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
540 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
541 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
542 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
543 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
544 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
545
ada81c8b
MD
5462020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
547 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
548 * Version 2.12.0-pre
549 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
550 * fix: use user ns wrapper code in new id trackers
551 * fix: function prototype in wrapper/mm.h
552 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
553 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
554 * lttng-clear: stop tracing required
555 * sunrpc: introduce lttng_get_clid helper
556 * Fix: sunrpc: use signed integer for client id
557 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
558 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
559 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
560 * fix: btrfs: tracepoints: constify all pointers (v5.5)
561 * fix: btrfs block group struct refactor (v5.5)
562 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
563 * Update .gitignore from upstream
564 * Add missing include for kernels between 3.8 and 3.15
565 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
566 * net: Add entry/exit tracepoints for all receive paths
567 * statedump: Add thread ID (tid) to interrupt
568 * metadata: Add the product uuid to the 'env' section
569 * Cleanup: statedump process state event pid namespace fields
570 * Add namespaces statedump
571 * Add uid/gid contexts
572 * Add namespace contexts
573 * README.md: Document LTTNG_TRACEPOINT_EVENT
574 * README.md: cleanup formatting for bullet lists
575 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
576 * Cleanup: Silence gcc fall-through warning
577 * Fix: update sched prev_state instrumentation for upstream kernel
578 * Fix: gcc-9.1 stack frame size warning
579 * Implement ring buffer clear
580 * Make bitfield.h C++-friendly
581 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
582 * Add metadata env fields
583 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
584 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
585 * Fix: missing define when not building with gcc
586 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
587 * Fix: Don't print ring-buffer's records count when it is not used
588 * Fix: do not set quiescent state on channel destroy
589 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
590 * Introduce callstack stackwalk implementation header
591 * Prepare callstack common code for stackwalk
592 * Introduce callstack legacy implementation header
593 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
594 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
595 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
596 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
597 * fix: timer/trace: Improve timer tracing (v5.2)
598 * Cleanup: bitfields: streamline use of underscores
599 * Silence compiler "always false comparison" warning
600 * Fix: bitfield: shift undefined/implementation defined behaviors
601 * Fix: timestamp_end field should include all events within sub-buffer
602 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
603 * lttng abi documentation: clarify getter usage requirements
604 * Fix: don't access packet header for stream_id and stream_instance_id getters
605 * Fix: atomic_long_add_unless() returns a boolean
606 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
607 * Fix: pipe: stop using ->can_merge (v5.1)
608 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
609 * Fix: mm: create the new vm_fault_t type (v5.1)
610 * Fix: extra-version-git.sh redirect stderr to /dev/null
611 * Move timekeeping blacklisting to a header file
612 * Blacklist: kprobe for arm
613 * Cleanup: tp mempool: Remove logically dead code
614 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
615 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
616 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
617 * Fix: Remove 'type' argument from access_ok() function (v5.0)
618 * Fix: timer instrumentation for RHEL 7.6
619 * Add missing SPDX license identifiers to uprobes
620 * Drop support for kernels < 3.0 from Makefiles
621 * Drop support for kernels < 3.0 from writeback instrumentation
622 * Drop support for kernels < 3.0 from workqueue instrumentation
623 * Drop support for kernels < 3.0 from skb instrumentation
624 * Drop support for kernels < 3.0 from scsi instrumentation
625 * Drop support for kernels < 3.0 from sched instrumentation
626 * Drop support for kernels < 3.0 from power instrumentation
627 * Drop support for kernels < 3.0 from net instrumentation
628 * Drop support for kernels < 3.0 from module instrumentation
629 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
630 * Drop support for kernels < 3.0 from lock instrumentation
631 * Drop support for kernels < 3.0 from kvm instrumentation
632 * Drop support for kernels < 3.0 from kmem instrumentation
633 * Drop support for kernels < 3.0 from jbd2 instrumentation
634 * Drop support for kernels < 3.0 from irq instrumentation
635 * Drop support for kernels < 3.0 from ext4 instrumentation
636 * Drop support for kernels < 3.0 from block instrumentation
637 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
638 * Drop support for kernels < 3.0 from lttng-kernel-version.h
639 * Drop support for kernels < 3.0 from lttng-events.h
640 * Drop support for kernels < 3.0 from lib
641 * Drop spinlock.h wrapper
642 * Drop kstrtox.h wrapper
643 * Drop uuid.h wrapper
644 * Drop vzalloc.h wrapper
645 * Drop support for kernels < 3.0 from tracepoint.h wrapper
646 * Drop support for kernels < 3.0 from perf.h wrapper
647 * Drop support for kernels < 3.0 from atomic.h wrapper
648 * Drop compat patches for kernels < 2.6.36
649 * Bump minimum kernel version to 3.0
650 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
651 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
652 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
653 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
654 * CPU topology statedump on x86
655 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
656 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
657 * Fix: adapt to kernel relative references
658 * Fix: sync event enablers before choosing header type
659 * Fix: implicit declarations caused by buffer size checks.
660 * Prevent allocation of buffers if exceeding available memory
661 * Fix: btrfs instrumentation namespacing
662 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
663 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
664 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
665 * Fix: access migrate_disable field directly
666 * Fix: out of memory error handling
667 * Fix: uprobes: missing break in lttng_event_ioctl()
668 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
669 * Fix: instruction pointer has different names across arch
670 * Fix: build failures when CONFIG_UPROBES is absent
671 * uprobe: Support multiple call sites for the same uprobe event
672 * uprobe: Receive file descriptor from session instead of path to file
673 * uprobe: Mark uprobe event as registered
674 * Add uprobes support
675 * Fix: adjust SLE version ranges to build with SP2 and SP3
676 * Fix: Allow alphanumeric characters in SLE version
677 * Fix: Adjust range for SuSE 4.4.103-92 kernels
678 * Cleanup: move to kernel style SPDX license identifiers
679 * Cleanup: move scripts to subdirectory
680 * Cleanup: modinfo keys
681 * Add extra version information framework
682 * Revert "Add btrfs file item tracepoints"
683 * Fix: btrfs: Remove unnecessary fs_info parameter
684 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
685 * Fix: asoc: Remove snd_soc_cache_sync() implementation
686 * Fix: asoc: fix printing jack name
687 * Fix: asoc: Consolidate path trace events
688 * Fix: ASoC level IO tracing removed upstream
689 * Enable userspace callstack contexts only on x86
690 * Prevent re-entrancy in callstack-user context
691 * Callstack context: bump number of entries to 128
692 * Fix: callstack context alignment calculation
693 * Cleanup callstack context
694 * Fix callstack context: write empty sequence if no stack trace
695 * Fix: callstack context: false-sharing, bad memory size allocation
696 * callstack context: use delimiter when stack is incomplete
697 * Cleanup callstack context
698 * Add kernel and user callstack contexts
699 * Assign CPU id before saving the context size
700 * Define max nesting count constant
701 * Compute variable sized context length
702 * Pass arguments for context size computation
703 * Add 9p probe
704 * Update delayed ref tracepoints for v3.12
705 * Add btrfs file item tracepoints
706 * Add btrfs tracepoint for em's EEXIST case
707 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
708 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
709 * Fix: lttng filter validator ERANGE error handling
710 * Fix: filter interpreter: use LTTNG_SIZE_MAX
711 * Filter: add FILTER_OP_RETURN_S64 instruction
712 * Perform bitwise ops on unsigned types
713 * Filter: catch shift undefined behavior
714 * Filter: add lshift, rshift, bit not ops
715 * Filter: index array, sequences, implement bitwise binary operators
716 * Fix: pid tracker should track "pgid" for noargs probes
717 * lttng-tp-mempool: perform node-local allocation
718 * Fix: update RCU instrumentation for 4.17
719 * Fix: sunrpc instrumentation for 4.17
720 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
721 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
722 * Update: kvm instrumentation for ubuntu 4.13.0-38
723 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
724 * Fix: btrfs instrumentation namespacing
725 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
726 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
727 * Fix: update kvm instrumentation for 4.1.50+
728 * Use the memory pool instead of kmalloc
729 * Create a memory pool for temporary tracepoint probes storage
730 * Fix: use proper pid_ns in the process statedump
731 * Fix: add variable quoting to shell scripts
732 * Update: kvm instrumentation for fedora 4.14.13-300
733 * Fix: Add Fedora version macros
734 * Add preemptirq instrumentation
735 * Clean-up: fix stale #endif comments
736 * Command to dump the metadata cache again
737 * Add a new /dev/lttng-logger interface
738 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
739 * Fix: update block instrumentation for SuSE 4.4.114-92
740 * Fix: update rcu instrumentation for v4.16
741 * Fix: update vmscan instrumentation for v4.16
742 * Fix: update timer instrumentation on 4.16 and 4.14-rt
743 * Update kvm instrumentation for debian kernel 4.14.0-3
744 * Fix: network instrumentation protocol enum
745 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
746 * Fix: update block instrumentation for SuSE 4.4.73-5
747 * Fix: global_dirty_limit for kernel v4.2 and up
748 * Fix: network instrumentation handling of corrupted TCP headers
749 * Fix: add missing uaccess.h include from kstrtox.h wrapper
750 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
751 * Fix: btrfs_delayed_ref_head was unwired since v3.12
752 * Update kvm instrumentation for debian kernel 4.9.65-3
753 * Fix: debian kernel version parsing
754 * Fix: block instrumentation 4.14+ NULL pointer dereference
755 * Update: kvm instrumentation for 3.16.52 and 3.2.97
756 * Fix: kvm instrumentation for 4.15
757 * Update sock instrumentation for 4.15
758 * Update kvm instrumentation for 4.15
759 * Fix: ACCESS_ONCE() removed in kernel 4.15
760 * Fix: sched instrumentation on stable RT kernels
761 * timer API transition for kernel 4.15
762 * Fix: Don't nest get online cpus
763 * Fix: lttng_channel_syscall_mask() bool use in bitfield
764 * Fix: update kmem instrumentation for kernel 4.15
765 * Fix: lttng_kvmalloc helper NULL pointer OOPS
766
aca13e38
MD
7672018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
768 * Fix: uprobes: missing break in lttng_event_ioctl()
769 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
770 * Fix: instruction pointer has different names across arch
771 * Fix: build failures when CONFIG_UPROBES is absent
772 * uprobe: Support multiple call sites for the same uprobe event
773 * uprobe: Receive file descriptor from session instead of path to file
774 * uprobe: Mark uprobe event as registered
775 * Add uprobes support
776 * Fix: adjust SLE version ranges to build with SP2 and SP3
777 * Fix: Allow alphanumeric characters in SLE version
778 * Fix: Adjust range for SuSE 4.4.103-92 kernels
779 * Cleanup: move to kernel style SPDX license identifiers
780 * Cleanup: move scripts to subdirectory
781 * Cleanup: modinfo keys
782 * Add extra version information framework
783 * Revert "Add btrfs file item tracepoints"
784 * Fix: btrfs: Remove unnecessary fs_info parameter
785 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
786 * Fix: asoc: Remove snd_soc_cache_sync() implementation
787 * Fix: asoc: fix printing jack name
788 * Fix: asoc: Consolidate path trace events
789 * Fix: ASoC level IO tracing removed upstream
790 * Enable userspace callstack contexts only on x86
791 * Prevent re-entrancy in callstack-user context
792 * Callstack context: bump number of entries to 128
793 * Fix: callstack context alignment calculation
794 * Cleanup callstack context
795 * Fix callstack context: write empty sequence if no stack trace
796 * Fix: callstack context: false-sharing, bad memory size allocation
797 * callstack context: use delimiter when stack is incomplete
798 * Cleanup callstack context
799 * Add kernel and user callstack contexts
800 * Assign CPU id before saving the context size
801 * Define max nesting count constant
802 * Compute variable sized context length
803 * Pass arguments for context size computation
804 * Add 9p probe
805 * Update delayed ref tracepoints for v3.12
806 * Add btrfs file item tracepoints
807 * Add btrfs tracepoint for em's EEXIST case
808 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
809 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
810 * Fix: lttng filter validator ERANGE error handling
811 * Fix: filter interpreter: use LTTNG_SIZE_MAX
812 * Filter: add FILTER_OP_RETURN_S64 instruction
813 * Perform bitwise ops on unsigned types
814 * Filter: catch shift undefined behavior
815 * Filter: add lshift, rshift, bit not ops
816 * Filter: index array, sequences, implement bitwise binary operators
817 * Fix: pid tracker should track "pgid" for noargs probes
818 * lttng-tp-mempool: perform node-local allocation
819 * Fix: update RCU instrumentation for 4.17
820 * Fix: sunrpc instrumentation for 4.17
821 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
822 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
823 * Update: kvm instrumentation for ubuntu 4.13.0-38
824 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
825 * Fix: btrfs instrumentation namespacing
826 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
827 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
828 * Fix: update kvm instrumentation for 4.1.50+
829 * Use the memory pool instead of kmalloc
830 * Create a memory pool for temporary tracepoint probes storage
831 * Fix: use proper pid_ns in the process statedump
832 * Fix: add variable quoting to shell scripts
833 * Update: kvm instrumentation for fedora 4.14.13-300
834 * Fix: Add Fedora version macros
835 * Add preemptirq instrumentation
836 * Clean-up: fix stale #endif comments
837 * Command to dump the metadata cache again
838 * Add a new /dev/lttng-logger interface
839 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
840 * Fix: update block instrumentation for SuSE 4.4.114-92
841 * Fix: update rcu instrumentation for v4.16
842 * Fix: update vmscan instrumentation for v4.16
843 * Fix: update timer instrumentation on 4.16 and 4.14-rt
844 * Update kvm instrumentation for debian kernel 4.14.0-3
845 * Fix: network instrumentation protocol enum
846 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
847 * Fix: update block instrumentation for SuSE 4.4.73-5
848 * Fix: global_dirty_limit for kernel v4.2 and up
849 * Fix: network instrumentation handling of corrupted TCP headers
850 * Fix: add missing uaccess.h include from kstrtox.h wrapper
851 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
852 * Fix: btrfs_delayed_ref_head was unwired since v3.12
853 * Update kvm instrumentation for debian kernel 4.9.65-3
854 * Fix: debian kernel version parsing
855 * Fix: block instrumentation 4.14+ NULL pointer dereference
856 * Update: kvm instrumentation for 3.16.52 and 3.2.97
857 * Fix: kvm instrumentation for 4.15
858 * Update sock instrumentation for 4.15
859 * Update kvm instrumentation for 4.15
860 * Fix: ACCESS_ONCE() removed in kernel 4.15
861 * Fix: sched instrumentation on stable RT kernels
862 * timer API transition for kernel 4.15
863 * Fix: Don't nest get online cpus
864 * Fix: lttng_channel_syscall_mask() bool use in bitfield
865 * Fix: update kmem instrumentation for kernel 4.15
866 * Fix: lttng_kvmalloc helper NULL pointer OOPS
867 * Update version to 2.11.0-pre
868 * Fix: lttng-logger get_user_pages_fast error handling
869 * Fix: update block instrumentation for 4.14 kernel
870 * Revert "Fix: update block instrumentation for kernel 4.14"
871 * Fix: version check error in btrfs instrumentation
872 * Fix: update btrfs instrumentation for kernel 4.14
873 * Fix: update writeback instrumentation for kernel 4.14
874 * Fix: update block instrumentation for kernel 4.14
875 * Fix: vmalloc wrapper on kernel < 2.6.38
876 * Fix: vmalloc wrapper on kernel >= 4.12
877 * Add kmalloc failover to vmalloc
878 * Fix: mmap: caches aliased on virtual addresses
879 * Fix: update ext4 instrumentation for kernel 4.13
880 * Fix: Sleeping function called from invalid context
881 * Fix: sched for v4.11.5-rt1
882 * Make vim users life easier
883 * Rename Makefile.ABI.workarounds to Kbuild.common
884 * Fix: handle missing ftrace header on v4.12
885 * Fix: pid tracker should track "pgid"
886 * Cleanup: typo in lttng pid tracker
887 * Fix: Build ftrace probe on kernels prior to 4.12
888 * Fix: update ftrace probe for kernel 4.12
889 * Fix: update block instrumentation for kernel 4.12
890 * Calculate context length outside of retry loop
891 * Fix: Add support for 4.9.27-rt18 kernel
892 * Fix: update btrfs instrumentation for kernel 4.12
893 * Fix: update ringbuffer for kernel 4.12
894 * Fix: update sched instrumentation for kernel 4.12
895 * Fix: ext3 was completely removed from the kernel in v4.3
896 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
897 * Fix: add "flush empty" ioctl for stream intersection
898 * Revert "Fix: flush empty packets on snapshot channel"
899 * Revert "Fix: don't perform extra flush on metadata channel"
900
a7528254
MD
9012017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
902 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
903 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
904 * Fix: Always build vmscan probe
905 * Cleanup: formatting in strutils_star_glob_match explanation
906 * Fix: introduce LTTNG_SIZE_MAX for older kernels
907 * Use SIZE_MAX instead of -1ULL for size_t parameter
908 * filter: use SIZE_MAX for size_t
909 * Fix: out of bound array access in filter code
910 * Add support for star globbing patterns in event names
911 * Filtering: add support for star-only globbing patterns
912 * Add string utilities
913 * lttng-abi.c: cleanup whitespaces
914 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
915 * Fix: kref changes for kernel 4.11
916 * Fix: atomic_add_unless() returns true/false rather than prior value
917 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
918 * Fix: update scsi instrumentation for kernel 4.11
919 * Fix: changes to the vm_op fault cb prototype in libringbuffer
920 * Fix: update btrfs instrumentation for kernel 4.11
921 * Fix: update mm_vmscan instrumentation for kernel 4.11
922 * Fix: section mismatch warning caused by __exit annotation
923 * socketpair: extend syscall socketpair tracing information
924 * Remove events/mainline unused headers
925 * update event README
926 * Fix: nmi-safe clock on 32-bit systems
927 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
928 * Fix: 4.10 hotplug adaptation backward compat
929 * Fix: 4.10 btrfs instrumentation update backward compat
930 * Update btrfs instrumentation for 4.10 kernel
931 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
932 * btrfs instrumentation: update to 4.10 kernel
933 * timer instrumentation: adapt to ktime_t without union
934 * Add load/unload messages to kernel log
935 * Update version to 2.10.0-pre
936 * Fix: asoc instrumentation for RHEL 7.3
937 * Fix: SCSI instrumentation for SLES12 SP2
938 * Add SUSE Linux Enterprise kernel version tests
939 * Filter code relicensing to MIT license
940 * Add task cpu in process statedump
941 * Performance: add missing unlikely in reserve
942 * Fix: preemptible and migratable context error handling
943 * Fix: bump stable kernel version ranges for clock work-around
944
f8af63a2
MD
9452016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
946 * Fix: i2c: support kernels < 3.15
947 * Fix: show warning for broken clock work-around
948 * Bump minor ABI version
949 * Fix: work-around upstream Linux timekeeping bug
950 * Add support for i2c tracepoints
951 * Cleanup: makefile version checks with single "ge"
952 * Performance: special-case NULL in lttng_strlen_user_inatomic
953 * Fix: lttng_inline_memcpy does not take a __user argument
954 * Performance: implement lttng_inline_memcpy
955 * Performance: cache the backend pages pointer in context
956 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
957 * Performance: Only dereference commit index once
958 * Performance: Mark channel and buffer event disabled check unlikely
959 * Performance: Relax atomicity constraints for crash handling
960 * Performance: mark ring buffer do_copy callers always inline
961 * Performance: mark lib_ring_buffer_write always inline
962 * Kconfig: select TRACEPOINTS when built-in
963 * Performance: disable event counting by default
964 * Fix: handle large number of pages or subbuffers per buffer
965 * Fix: unregister cpu hotplug notifier on buffer alloc error
966 * Fix: sa_family is of type unsigned short
967 * Fix: check for sizeof sa_family to save sa_family in accept and connect
968 * Fix: use printk_once() for wrapper warning messages
969 * Fix: btrfs instrumentation for 4.8 kernel
970 * Fix: update mm_vmscan instrumentation for kernel 4.8
971 * Fix: napi instrumentation for 4.8 kernels
972 * Fix: update block instrumentation to compile on 4.8 kernels
973 * Cleanup: reuse code in accept() and accept4() instrumentation
974 * Add x86-64 override for accept4 syscall
975 * Fix: timer wrapper: support kernels >= 4.8
976 * Performance: split check deliver fast/slow paths
977 * Fix: x86-64 accept instrumentation
978 * Fix: Add support for 4.6.4-rt8 kernel
979 * Fix: update scsi instrumentation for 4.7+ kernels
980 * Fix: Use fs_initcall instead of rootfs_initcall
981 * Fix: Add kernel configuration for lttng clock plugin
982 * Fix: the clock plugin must be initiated before first use of the clock
983 * Fix: tests/Kbuild for older kernels
984 * Cleanup: __dynamic_len_idx set but not used warning
985 * Cleanup: coding style and comments of net.h
986 * net: Add TCP header data to net_* tracepoints
987 * net: Add IPv4/IPv6 header data to net_* tracepoints
988 * Fix: endianness for the container type of enum
989 * enumeration autoincrement: use if/else logic
990 * Cleanup trailing whitespaces
991 * lttng-test probe: test ctf_enum_auto()
992 * Add ctf_enum_auto() for autoincrementing enumeration values
993 * Implement session statedump command
994 * Fix: annotate bytecode interpreter for kernel stack validator
995 * Update version to 2.9.0-pre
996 * Fix: ring buffer: honor switch parameter type in remote switch
997 * Fix: only flush non-metadata channels
998 * Fix: don't perform extra flush on metadata channel
999 * select, poll and epoll_wait overrides on ARM 32-bit
1000 * Fix: flush empty packets on snapshot channel
1001 * Fix: do not generate packet at destroy after stop
1002 * Fix: compat ioctl for flush/get metadata version
1003 * Fix: ctf_string() should handle NULL pointers
1004 * Fix: portability: no arith on void pointer
1005 * Fix: add missing tests/Kbuild
1006 * Test clock override plugin
1007 * Fix: add modules target to base Makefile
1008 * Fix: make clean does not include dot-config
1009 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
1010 * Documentation: document that CONFIG_MODULES not required when builtin
1011 * Fix: add missing errno include in random wrapper
1012 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
1013 * Fix: copy_from_user size when limited allocation
1014 * Extract the payload of epoll_wait/epoll_pwait
1015 * Extract the payload for epoll_ctl
1016 * Extract the FDs and flags from poll and ppoll
1017 * Extract the FD sets in select and pselect6
1018 * Add ctf_integer_bitfield_type
1019 * Implement enumeration type
1020 * Implement custom field support
1021 * Implement variant type
1022 * Implement shadow stack for dynamic len
1023 * libringbuffer: implement event too big API
1024 * Implement structure, compound array/sequence types
1025 * Fix: integer endianness metadata generation
1026 * Fix: endianness of integers received by filter
1027 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
1028 * Fix: RHEL kernel 3.10.0-327.13.1 compat
1029 * Fix: ctf_user_integer should not trigger page fault
1030 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
1031 * Add comment describing ioctl number duplication
1032 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
1033 * Fix: Remove dead code from filter interpreter
1034 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
1035 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
1036 * Fix: use of uninitialized ret value in lttng_abi_create_event
1037 * Fix: kmem instrumentation: remove unused gfpflags.h include
1038 * Fix: 4.6 kernel: use in_compat_syscall
1039 * Fix: use BUG_ON instead of accessing array subscript above array bounds
1040 * Fix: Add granularity to RHEL kernel version checks
1041
0dca9206
MD
10422016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
1043 * Bump minor tracer ABI version
1044 * Fix: build against out-of-tree kernel build
1045 * probes/Kbuild: remove upper level header path
1046 * Move leftover relative include paths to system paths
1047 * syscall instrumentation: use system headers
1048 * tracepoint event instrumentation: use system headers
1049 * Use system include path in wrappers
1050 * libs: use system include paths
1051 * Use system header paths in core implementation files
1052 * Use system include paths in root directory headers
1053 * Use system include paths in probes
1054 * Update gitignore
1055 * Use system include paths in lttng-types.h
1056 * Use system include paths in lttng-tracepoint-event-impl.h
1057 * Use system include path in probes/define_trace.h
1058 * Use system include paths in probes/lttng-tracepoint-event-impl.h
1059 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
1060 * Add makefile directory to include path
1061 * Fix: event ctx get size should be after chan ctx
1062 * Fix: filter interpreter with userspace strings
1063 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
1064 * Fix: format address fields as hexadecimal
1065 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
1066 * Fix: system call instrumentation overrides
1067 * Fix: page_alloc wrapper incorrect parenthesis
1068 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
1069 * Fix: add struct user_msghdr forward declaration for older kernels
1070 * Cleanup: Remove unused lttng-types module
1071 * Fix: add missing versions and init call for page_alloc wrapper
1072 * Fix: Define lttng-tracer metadata only once
1073 * Fix: Add CONFIG_LTTNG to modules_install target
1074 * Fix: Use kbuild env instead of a custom var KERNELDIR
1075 * Update clock offset comment
1076 * clock offset: print negative value in metadata
1077 * Fix: handle negative clock offset
1078 * Fix: sched instrumentation for 4.1-rt11
1079 * Add RT patch version macros
1080 * Expect filter context identifiers starting with $ctx.
1081 * ARM64: wire up compat system calls
1082 * Add support for arm64 syscalls
1083 * Fix: Ubuntu kernel range for block_rq_complete
1084 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
1085 * Fix: update vmscan instrumentation for kernel 4.5
1086 * Fix: check reference counts for overflow
1087 * Fix: RHEL 7.2 scsi instrumentation
1088 * Fix: RHEL 7.2 kvm instrumentation
1089 * Kconfig: describe both module and in-kernel compilation options
1090 * Add comments and indentation to Makefile
1091 * Add support for built-in kernel build
1092 * Rename sub makefiles to Kbuild
1093 * Cleanup sub makefiles
1094 * Make goals configurable with CONFIG_LTTNG
1095 * Fix: Use generic raw_irqs_disabled_flags
1096 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
1097 * Fix: update sched instrumentation for kernel 4.4.0
1098 * Bump version number for development branch
1099 * Fix: interruptible context: reversed logic
1100 * Contexts for RT debugging
1101 * Fix: instrumentation: v4lv2 missing include
1102 * Fix: header size larger than 256 bytes
1103 * Instrument x86 page faults
1104 * Fix: irq_vectors TRACE_SYSTEM name
1105 * Instrument x86_irq_vectors
1106 * Fix: tracepoint listing misses last loaded probe
1107 * Fix: lttng trace-clock needs to disable preemption
1108 * Tracepoint event: add "TP_code_post()"
1109 * Implement array and sequence bitfields
1110 * Fix: kmem: add mm.h include
1111 * Add page frame number (pfn) to kmem page events
1112 * Use pfn rather than struct page in ring buffer array
1113 * Implement clock plugin support
1114 * Command to regenerate the metadata of a session
1115 * Fix: writeback instrumentation update for 4.3 Linux kernel
1116 * Fix: update sched wakeup instrumentation for 4.3 kernel
1117 * Fix: lttng-test build failure for kernels < 3.0
1118 * Use 3.18 syscall instrumentation for MIPS32
1119 * Update the MIPS32 syscall instrumentation to 3.18
1120 * Fix: Move pipe override to the arch specific pointers_override.h
1121 * Implement lttng test module
1122 * Cleanup: remove logically dead code
1123 * Fix: filter validator use after free
1124 * Fix: use after free in channel release
1125 * Fix: non-enabler events should be disabled by default
1126 * Fix: build failure on 2.6.36
1127 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
1128 * Fix: writeback instrumentation for 4.2 kernels
1129 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
1130 * Add stream instance id to the packet header
1131 * Add a packet sequence number
1132 * Fix: kmem probe with Ubuntu 3.13 kernels
1133 * Fix: disable kvm probe if lapic.h isn't found
1134 * Fix: timer instrumentation for 4.2 kernels
1135 * Fix: ext4 instrumentation for 4.2 kernels
1136 * Fix: kvm instrumentation for 4.2 kernels
1137 * Fix: allow LTTng to be built within kernel tree
1138
11392015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
1140 * Fix: Building the event list fails on fragmented memory
1141 * Fix: use after free on metadata cache reallocation
1142 * Fix: version checks for kernel 4.0
1143 * Fix: Incorrect Ubuntu kernel patchlevel
1144 * Fix: cpu-id context should use int type
1145 * Implement cpu-id context
1146 * Implement cpu_id context for filtering
1147 * Fix: context printk mismatch on error
1148 * Cleanup: misleading comment about deferrable timer
1149 * Fix: arm-32 build
1150 * Fix: Update kmem event for Ubuntu's 3.16 kernel
1151 * Fix: RHEL 7.1 block instrumentation
1152 * Fix: add RHEL version macros
1153 * Fix: add missing parenthesis in ubuntu version check
1154 * Fix: remove regmap instrumentation for kernels < 4.1
1155 * Fix: Update kmem event for recent Ubuntu kernel
1156 * Fix: missing statedump end event when block device listing available
1157 * Fix: don't generate incorrect macros for debian/ubuntu version check
1158 * Revert "Fix: build against Ubuntu kernels"
1159 * Fix: build against Ubuntu kernels
1160 * Add namespace info in sched_fork and statedump
1161 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
1162 * Fix: printk instrumentation: remove "condition" tracepoints
1163 * Fix: regmap build against kernel 4.0 kernel headers
1164 * Add mmu_valid_gen field to mmutrace events
1165 * Fix: add missing x86 mmutrace kernel header include
1166 * Fix: x86 mmutrace event extra field for kernels >= 3.11
1167 * Fix: remove execute flag from kvm.h file
1168 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
1169 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
1170 * Fix: 4.1-rc1 Linux build and regmap instrumentation
1171 * Fix: don't clash with older Debian kernel versions
1172 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
1173 * Fix: discover Debian API
1174 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
1175 * Fix: atomic.h wrapper for kernels < 2.6.37
1176 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
1177 * Fix: add missing types.h include for older kernels
1178 * Fix: add hlist lttng wrappers
1179 * Fix: add struct file_handle forward declaration
1180 * Fix: string length calculation reversed user vs kernel args
1181 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
1182 * Fix: add lttng rcu wrapper to allow tracing RCU
1183 * Fix: double-unlock of session mutex
1184 * Fix: check that class and instance prototype match
1185 * Fix: lttng-events.h check function takes void
1186 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
1187 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
1188 * Fix: Include utsrelease.h in lttng-kernel-version.h
1189 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
1190 * Fix: old kernels need module.h included before vermagic.h
1191 * Fix: net instrumentation for kernels 2.6.39 and below
1192 * Fix: version condition in makefile
1193 * Implement wrapper around get_pfnblock_flags_mask
1194 * Be more restrictive in provider name check
1195 * Fix: net instrumentation namespacing
1196 * Fix: compaction instrumentation namespacing
1197 * Fix: Support 4.x kernel versions in Makefile
1198 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
1199 * Fix: add missing module.h include to lttng-probe-user.c
1200 * Fix: use lttng hlist wrapper in wildcard and filter
1201 * Fix: namespace asoc and kmem instrumentation
1202 * Fix: update instrumentation after wildcard rebase
1203 * Fix: lttng_abi_syscall_list does not need to be exported
1204 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
1205 * Remove now unused syscalls.h from lttng-modules
1206 * Filter: start with enabler "disabled"
1207 * Fix coverity warning about sizeof(void **) != sizeof(void *)
1208 * Fix length type and text sequence base
1209 * Fix: TP_FIELDS: add missing headers
1210 * Migrate syscall instrumentation to TP_FIELDS
1211 * Migrate tracepoint instrumentation to TP_FIELDS
1212 * Implement filtering infrastructure
1213 * syscall wildcards: apply syscall filtering
1214 * Implement syscall wildcard support
1215 * Implement tracepoint wildcard support
1216 * Namespace all tracepoints
1217 * Implement list.h wrapper for hlist in older kernels
1218 * Implement listing of pid tracker content
1219 * Implement PID tracking
1220 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
1221 * Fix: update writeback instrumentation for kernel 4.0+
1222 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
1223 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
1224 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
1225 * Fix: missing parenthesis in offset_align_floor
1226 * Fix: implement time.h wrapper for FD_ISSET
1227 * Fix: update sched instrumentation for 3.19+ kernels
1228 * Fix: update rcu instrumentation for 3.19+ kernels
1229 * Fix: update scsi instrumentation for 3.19+ kernels
1230 * Fix: update module instrumentation for 3.19+ kernels
1231 * Fix: Add f_dentry wrapper for 3.19+ kernels
1232 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
1233 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
1234 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
1235 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
1236 * Conditional compilation introduced by lttng-modules commit
1237 * Fix: compaction instrumentation update for 3.14.x stable kernels
1238 * Fix: context alignment not properly handled
1239 * Fix compilation on Linux kernel >= 3.18.0
1240 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
1241
af991434
MD
12422014-10-20 LTTng modules 2.6.0-rc1
1243 * Expose lttng-modules ABI version ioctl
1244 * Fix: syscall list ioctl number conflict
1245 * lttng-modules: fix build for non-x86
1246 * Fix: syscall listing of session
1247 * Print build warning when writeback probe is disabled
1248 * Add atomic.h wrapper for before/after atomic
1249 * Fix compilation on Ubuntu 14.10
1250 * Fix: export name as text array in writeback
1251 * Cleanup: remove unused trace_clock_read32()
1252 * Use 3.17 ktime_get_mono_fast_ns() new API
1253 * Check for stale version.h files
1254 * Fix: compile lttng_statedump_process_ns on Ubuntu
1255 * Reverse version check logic in lttng_statedump_process_ns
1256 * Fix block_rq_complete TP on Ubuntu kernel
1257 * Introduce macros to check Ubuntu kernel version
1258 * Sync writeback tracepoints from mainline
1259 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
1260 * Fix: hander negative get_syscall_nr return value
1261 * Fix: statedump: close_on_exec flag backward compat
1262 * Fix instrumentation of vmscan for older kernels
1263 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
1264 * Fix: syscall listing: handle "enable all syscall"
1265 * Fix: don't allow disabling syscalls when none are enabled
1266 * Fix: syscall: fail disable all if all already disabled
1267 * Fix: syscall filtering: NULL pointer deref
1268 * Cleanup: list syscall without syscall_entry prefix
1269 * Fix: syscall_list_show NULL pointer deref
1270 * implement syscall mask getter
1271 * Cleanup: lttng-abi.h coding style
1272 * syscall listing: show syscall ID
1273 * Allow events with same name to be enabled for each channel
1274 * ABI: use enable a syscall ABI field name
1275 * Implement syscall listing
1276 * Fix: tracepoint list anonymous file name
1277 * Fix: syscall filtering: disable all syscalls
1278 * syscall tracing: input/output parameter handling for all arch
1279 * lttng-get-syscall-inout.sh depends on bash
1280 * Fix generate syscall header script: add missing escape char
1281 * syscall instrumentation: handle copy_from_user return value
1282 * Rename LTTng syscall instrumentation macros
1283 * Rename LTTng instrumentation macros
1284 * Extract input/output arguments from accept and connect syscalls
1285 * syscall: extract pipe and pipe2 output args
1286 * Remove sys_ prefix from syscall names
1287 * System call inout/output arg processing
1288 * Update syscall inout table
1289 * Add syscall inout table
1290 * Extract syscall exit ret value on x86 32/64
1291 * Extract system call exit return value
1292 * Syscall filtering: apply to syscall exit
1293 * System call filtering
1294 * asoc.h: fix build with v3.17 kernel
1295 * Fix: lttng-modules teardown NULL pointer OOPS
1296 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
1297 * Modernize README using Markdown
1298 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
1299 * Add cscope to gitignore
1300 * Update kvm instrumentation: compile on 3.17-rc1
1301 * Update statedump to 3.17 nsproxy locking
1302 * Fix: noargs probes should calculate alignment and event length
1303 * Update compaction instrumentation to 3.16 kernel
1304 * Update vmscan instrumentation to 3.16 kernel
1305
789fd1d0
MD
13062014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
1307 * (no change)
1308
37cbcd7c
MD
13092014-06-27 LTTng modules 2.5.0-rc2
1310 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
1311 * Fix: statedump handle oom case, handle errors
1312 * Fix: correct typo in kernel version number
1313 * Fix: blktrace instrumentation for backported branches
1314 * Fix: statedump block devices OOPS
1315
0d979364
MD
13162014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
1317 * Add TID field to some block_* events
1318 * Fix: refuse overwrite mode buffers with less than two subbuffers
1319 * Fix: lttng modules system call generation script
1320 * Dump FD flags and mode on state dump
1321 * Fix: incorrect rwbs field type in block_bio_queue
1322 * Fix: blktrace instrumentation for v3.2.58+ stable branch
1323 * Fix: pass proper args when writing commit counter
1324 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
1325 * Fix: allow racy tracepoint string input from kernel and userspace
1326 * Statedump event for block devices
1327 * Fix: update v4l2 instrumentation to 3.15 kernel
1328 * Fix: ext4 update instrumentation to 3.15 kernel
1329 * Fix: update block instrumentation to 3.15 kernel
1330 * Fix: module instrumentation: update to 3.15 kernel
1331 * Adapt to 3.15 tracepoint API
1332 * Kernel 3.15 don't define map unmap for pipe
1333 * Fix: add missing module version in v4l2 probe
1334 * Add V4L2 instrumentation
1335 * Fix: rcu instrumentation: add const qualifier to char pointers
1336 * Fix: add missing module version information
1337 * Use kernel 3.13 syscall tables for MIPS32
1338 * Add MIPS32 syscalls extracted from a 3.13 kernel
1339 * Fix: block instrumentation: < 3.14 don't have bi_iter
1340 * Fix: update btrfs instrumentation to kernel 3.14
1341 * Fix: update block layer instrumentation to kernel 3.14
1342 * Fix: remove __exit annotation
1343 * Fix file permissions for lttng-statedump-impl.c
1344 * LTTng logger ABI
1345
fb2c3779
MD
13462014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
1347 * Fix: load state dump even if work-around lookup fails
1348 * Cleanup: fix comment
1349 * Fix: correctly version kvm events to build against v3.0 kernel
1350 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
1351
4be86211
MD
13522014-02-14 LTTng modules 2.4.0-rc4
1353 * Fix: use after free in ring buffer clients
1354 * Fix: Add statedump exit so module is not permanent
1355 * Cleanup: move callback init to static initialization
1356 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
1357
00808267
MD
13582014-01-29 LTTng modules 2.4.0-rc3
1359 * Fix: tracepoint event name mapping at unregister
1360 * Fix: tracepoint name remapping
1361 * Fix: enable event error path memory corruption
1362 * Update kvm instrumentation to Linux 3.13
1363 * Update sched instrumentation to Linux 3.13
1364 * Fix: provide more precise error report for enable event
1365 * Fix: quote event name in metadata
1366 * Add version info to lttng-tracer.ko modinfo
1367
0aa12233
MD
13682013-12-10 LTTng modules 2.4.0-rc2
1369 * Fix: client_packet_header() uses wrong packet
1370 * Cleanup: fix typo in ring buffer backend comment
1371 * Fix: handle unknown event type parameter
1372 * Fix: eliminate timestamp overlap between packets
1373 * gcc blacklist: only apply when building with gcc
1374 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
1375
223ca7c5
MD
13762013-11-15 LTTng modules 2.4.0-rc1
1377 * Update ext4 instrumentation to Linux 3.12
1378 * Update RCU instrumentation to Linux 3.12
1379 * Update btrfs instrumentation to 3.12 kernel
1380 * Update vmscan instrumentation to Linux 3.12
1381 * update: kmem instrumentation 3.12 kernel support
1382 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
1383 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
1384 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
1385 * Add new tracepoint in KVM
1386 * Blacklist kernels 3.10.13 and 3.11.2
1387 * LTTng trace-clock: shrink kernel blacklist
1388 * Metadata flush writes data from the cache
1389 * Per-stream ioctl to get the current timestamp
1390 * LTTng ringbuffer ABI calls for index generation
1391 * Prepare LTTng override of ring buffer fops
1392 * Blacklist Linux kernels 3.10+
1393
78c8710b
MD
13942013-09-03 LTTng modules 2.3.0
1395 * Fix: metadata stream should not reference session
1396 * Fix: btrfs: support 3.11 Linux kernel
1397 * statedump: remove KERN_DEBUG messages
1398 * Fix: ext4: add missing tracepoints for 3.11 kernel
1399 * Fix: ext4: Linux 3.11 support
1400 * Fix: ext3: 3.11 Linux support
1401 * Fix: statedump nsproxy 3.11 Linux support
1402
cf7ae3e6
MD
14032013-08-30 LTTng modules 2.3.0-rc2
1404 * Fix: metadata lttng channel refcount
1405 * README: lttng-modules incompatible with lttng 0.x patchset
1406
54207845
MD
14072013-07-17 LTTng modules 2.3.0-rc1
1408 * Fix: kvm x86 probes side-effect
1409 * Fix: allow get/put subbuf in loop for metadata stream
1410 * Add support for kvm x86 specific tracepoints
1411 * Add mainline headers for kvm x86 tracepoints
1412 * Remove old 3.0.4 x86-64 extracted syscall info
1413 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
1414 * Add syscalls extracted files from a 3.10-rc7 kernel
1415 * Improve documentation of the syscall extractor script
1416 * Fix: double length of __dynamic_len array
1417 * Fix printk instrumentation
1418 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1419 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1420 * Fix: SWITCH_FLUSH new sub-buffer checks
1421 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1422 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1423 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1424 * Fix: handle writes of length 0
1425 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1426 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1427 * print warning and return -EBUSY on double get_subbuf()
1428 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1429 * Fix: don't do 0 byte event reservation
1430 * Document that payload size need to be greater than 0
1431 * Fix build and load against linux-2.6.33.x
1432 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1433 * Metadata cache and multiple metadata channels
1434 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1435 * fix: block instrumentation: NULL pointer dereference
1436 * Update rcu instrumentation to 3.9.[0-4]
1437 * Fix CPU hotplug section mismatches
1438 * Add system calls definitions for powerpc-32
1439 * Remove bashism in lttng-syscalls-generate-headers.sh
1440 * Update ARM (32 bit) syscall tracepoints to 3.4
1441
88c5f61b
MD
14422013-05-09 LTTng modules 2.2.0-rc2
1443 * Remove useless lttng_metadata probe
1444 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1445 * Fix: 3.9.0 block layer instrumentation build
1446 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1447 * Stop build if CONFIG_TRACEPOINTS is not set
1448 * Add comments to endifs.
1449 * Fix: remove ARM set_tls system call override
1450 * Cleanup: arm sys_mmap whitespace
1451 * Clean up using global_dirty_limit wrapper for writeback probe
1452
78062c79
MD
14532013-03-29 LTTng modules 2.2.0-rc1
1454 * Update README
1455 * Fix: vmscan instrumentation build
1456 * writeback instrumentation: remove duplicated structures
1457 * block: update instrumentation to 3.9 rc kernel
1458 * rcu: update to 3.9 rc kernel instrumentation
1459 * workqueue instrumentation: remove duplicated structures
1460 * Rename odd event names
1461 * Introduce API to remap event names exposed by LTTng
1462 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1463 * Fix Linux 3.8 btrfs probe warning
1464 * Fix Linux 3.8 ext4 probe support
1465 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1466 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1467 * instrumentation sched: add missing fork pid info
1468 * Fix check in lttng_strlen_user_inatomic
1469 * instrumentation: sync with Linux commit a1ce392
1470 * Fix: statedump: missing locking, use lttng_iterate_fd
1471 * Implement lttng_iterate_fd wrapper
1472 * Instrumentation cleanup: kmem events should print hex pointers
1473 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1474 * Fix: statedump hang/too early completion due to logic error
1475 * Fix: statedump hang due to incorrect wait/wakeup use
1476 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1477 * wrapper/perf.h: Fix kernel version condition
1478 * Add new kernel probes instrumentation
1479 * Update kernel probes to more detailed match to kernel versions
1480 * Fix possible kernel build errors with linux-patches
1481 * Add missing MIT license text to 3 files under this license
1482 * Update sites using kernel version checking macro to new range
1483 * Make upper bound of kernel version checking macro exclusive
1484 * sock instrumentation: fix fields to get referenced values
1485 * ext3 instrumentation: fix of assignment code conversion
1486 * sched instrumentation: rename "pid" fields in sched_process_exec
1487 * Remove remaining semicolons in TP_fast_assign blocks
1488 * Fix compilation for 3.0 kernels that are named 2.6.40
1489 * Fix compilation for 3.0 branch (>= 3.0.39)
1490 * Add kernel version checking macro
1491 * Remove semicolons in TP_fast_assign blocks
1492 * Add ifdefs to net probe to support Linux 2.6.39
1493 * Add kernel probes for supplementary subsystems
1494 * Check if interrupt action name is not null in statedump
1495 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1496 * Add TRACE_EVENT(sched_process_exec) to sched.h
1497 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1498 * Fix warning with 3.6.0 kernel
1499 * ABI with support for compat 32/64 bits
1500 * Perform calculation on bit size in 64-bit
1501 * Use uint64_t for packet header content size and packet size
1502 * Fix: compat layer only on supported architectures
1503 * Fix ring buffer 32/64 bits compat
1504 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1505 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1506 * Fix: statedump missing check for NULL namespace
1507
7cb1d0ee
MD
15082012-09-10 LTTng modules 2.1.0-rc1
1509 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1510 * Support for linux kernels 2.6.32 through 2.6.37
1511 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1512 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1513 * Add env hostname information
1514 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1515 * lttng_statedump_process_state for each PID NS
1516 * Support the hostname context
1517 * Fix: statedump namespaced pid, tid and ppid
1518 * Fix: statedump: disable vm maps enumeration
1519 * Fix: ensure userspace accesses are done with _inatomic
1520 * Fix: vppid context should test for current nsproxy
1521 * Add MIPS system call support
1522 * Change mode of lttng-syscalls-generate-headers.sh to 755
1523 * cleanup: fix typo in syscall instrumentation header
1524 * Cleanup: remove trailing whitespace in README
1525 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1526 * LTTng: probe-statedump: add #include <linux/sched.h>
1527 * fix: signal_generate event should print utf8 for comm field
1528 * Makes write operation a parameter for tp_memcpy macro
1529 * Add coding style document
1530 * Update instrumentation/events README file
1531 * Add makefile target for preprocessor
1532 * Fix: free_event_id check should compare unsigned int with -1U
1533 * Use unsigned long type for events discarded counter
1534 * Fix: update signal instrumentation for 3.4 kernel
1535 * LTTng Modules ARM syscall instrumentation
1536 * Fix: generate header missing echo -e for escape chars
1537 * Fix: add missing uaccess.h include (for ARM)
1538 * README: Document that CONFIG_MODULES is required
1539 * Fix: README typo
1540 * Fix: document required and optional kernel config options in README
1541
d2a9270f
MD
15422012-03-29 LTTng modules 2.0.1
1543 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1544
15452012-03-20 LTTng modules 2.0.0
730e5783
MD
1546 * First STABLE version
1547 * Add version name
1548
63be4822
MD
15492012-03-20 LTTng modules 2.0.0-rc4
1550 * Update README and add version name place-holder
1551
1bca821c
MD
15522012-03-16 LTTng modules 2.0.0-rc3
1553 * Fix clock offset 32-bit multiplication overflow
1554 * Fix : wrong assign of fd in state dump
1555 * License cleanup, ifdef namespace cleanup
1556 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1557
4d1704b6
MD
15582012-03-02 LTTng modules 2.0.0-rc2
1559 * Fix: dmesg printout should not print metadata warnings
1560 * Fix: use transport name as channel name
1561 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1562
f66cbcc8
MD
15632012-02-20 LTTng modules 2.0.0-rc1
1564 * Standardize version across toolchain
1565 * statedump: Use old macro name for kernel 2.6.38
1566
2646f1db
MD
15672012-02-16 LTTng modules 2.0-pre15
1568 * Add timer instrumentation
1569 * fix: need to undef mainline define
1570 * fix: Include signal.h instead of irq.h for prototype match check
1571 * Add signal instrumentation
1572
3e8b3fb8
MD
15732012-02-16 LTTng modules 2.0-pre14
1574 * syscall tracing: sys_getcpu
1575 * Add sys_clone x86 instrumentation
1576 * statedump: fix include circular dep
1577 * Implement state dump
1578
ed5a7a8f
MD
15792012-02-09 LTTng modules 2.0-pre13
1580 * Update README
1581 * environment: write sysname, release, version, domain to metadata
1582 * Allow open /proc/lttng for read & write
1583
497051bd
MD
15842012-02-02 LTTng modules 2.0-pre12
1585 * Add x86 32/64 execve syscall instrumentation override
1586 * Remove unused defines
1587 * Add padding to ABI
1588 * Use LTTNG_KERNEL_SYM_NAME_LEN
1589 * Update version to 1.9.9
1590 * Add missing double-quotes to clock uuid
1591 * clock: read bootid as clock monotonic ID
1592 * Fix comment
1593 * Cleanup comment
1594 * clock: output clock description in metadata
1595 * Properly fix the timekeeping overflow detection
1596 * Fix init bug
1597 * rename lib-ring-buffer to lttng-lib-ring-buffer
1598 * Remove #warning
1599 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1600 * Update TODO
1601 * Update TODO
1602 * Remove debugfs file (keep only proc file)
1603 * Rename lttng-debugfs-abi files to lttng-abi
1604
4d3e89e3
MD
16052011-12-13 LTTng modules 2.0-pre11
1606 * Fix OOPS caused by reference of config pointer
1607 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1608 * lttng lib: ring buffer move null pointer check to open
1609 * lttng lib: ring buffer remove duplicate null pointer
1610 * lttng lib: ring buffer: remove stale null-pointer
1611 * lttng wrapper: add missing include to kallsyms wrapper
1612 * lttng: cleanup one-bit signed bitfields
1613 * Add TODO file
1614 * Update symbol name length max size to 256
1615 * Fix last modifications to string_from_user operations
1616 * Document that depmod needs to be executed by hand
1617 * Fix strlen_user fault space reservation
1618 * Fix tp_copy_string_from_user handling of faults
1619 * Disable block layer tracing support for kernels < 2.6.38
1620 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1621 * Update trace clock warning to match the current development plan
1622 * ringbuffer: make ring buffer printk less verbose
1623 * Makefile: do not run depmod manually
1624
e2222c2e
MD
16252011-09-30 LTTng modules 2.0-pre10
1626 * x86-32: override sys_mmap syscall instrumentation
1627 * Fix cast warning
1628
bfb508ed
MD
16292011-09-29 LTTng modules 2.0-pre9
1630 * x86 32 syscalls: fix !CONFIG_UID16
1631 * Use __string_from_user
1632 * Add __string_from_user
1633 * Rename "comm" context to "procname"
1634 * Fetch "type" name field for mount syscall
1635 * Create common override file for all architectures
1636 * Shrink stack size usage
1637 * Cleanup: remove unused lttng-compat-syscalls.c file
1638 * Support detailed compat syscalls on x86_64
1639 * Fix syscall table
1640 * Add disabled compat syscalls detail (work in progress)
1641 * Add config compat support for detailed x86_32 syscalls
1642 * Handle newer 3.1+ perf API
1643 * Add dummy x86-32 override headers
1644 * Bind x86-32 syscall headers
1645 * Add x86-32 syscall headers
1646 * Add check for KALLSYMS_ALL in syscall extraction script
1647 * Automate string extraction for syscalls
1648 * Automate syscall filename/pathname extraction
1649 * Add exit to ring_buffer_frontend so module is unloadable
1650 * Add sys_open filename (x86_64)
1651 * Add missing memcpy callback
1652 * copy_from_user and memset
1653 * Add missing alignment after header write
1654 * lib ring buffer: add frontend init as module_init
1655 * lib ring buffer frontend: add missing lock initialization
1656 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1657 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1658 * Create override for sys_mmap
1659 * Rename syscalls -> syscall in LTTng ABI
1660 * Use different event name for compat syscalls
1661 * Allow trace syscall table override
1662 * Add dummy override files
1663 * syscall detail: add override capability
1664 * Add pointer pretty-print heuristics
1665 * Add __field_hex
1666 * Rename sys exit errno into ret
1667 * Enable detailed syscalls only for native x86_64
1668 * Use "unknown" for compat syscalls
1669 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1670 * Fix syscall exit
1671 * Fix sys exit
1672 * Only enable detailed syscalls for x86_64 for now
1673 * Merge unknown syscall method with extended detail method
1674 * Add underscore prefix before event names
1675 * Add syscalls pointers detailed syscall tracing
1676 * Use perl for regexp
1677 * Support generation of syscall probes for those with pointers
1678 * Support detailed syscalls with 0 arguments
1679 * detailed syscall tracing (work in progress)
1680 * Expose /proc/lttng file
1681 * Implement detailed syscall event probe
1682 * Disable perf build for < 2.6.33 kernels
1683 * Syscall detail mode: generate syscall table
1684 * block instrumentation: write cmd as hex sequence
1685 * lttng-events TRACE_EVENT generator cleanup
1686 * block layer instrumentation: fix cmd field
1687 * Remove 0 args syscalls for now from type-aware syscall cb generator
1688 * Generate trace syscall table macros
1689 * Put syscall tracing without arg types back in place
1690 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1691 * lttng events probes: don't clash with "ctx" variable name
1692 * lib ring buffer must take private pointer copy before decrementing refcount
1693
47655e60
MD
16942011-08-16 LTTng modules 2.0-pre8
1695 * Fix metadata buffer wait/wakeup
1696
99a93317
MD
16972011-08-12 LTTng modules 2.0-pre7
1698 * Add missing module refcount to lttng_tracepoint_list_fops
1699 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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