Version 2.13.6
[lttng-modules.git] / ChangeLog
CommitLineData
ea8bb288
MD
12022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.6
2 * Fix: bytecode validator: reject specialized load field/context ref instructions
3 * Fix: bytecode validator: reject specialized load instructions
4 * Fix: honor "user" attribute for array/sequence of user integers
5 * wrapper: powerpc64: fix kernel crash caused by do_get_kallsyms
6 * Fix: event notification: Remove duplicate event enabled check
7 * Fix: event notification capture: validate buffer length
8 * Fix: handle capture page faults as skip field
9 * Fix: event notification capture error handling
10 * Fix: capture_sequence_element_{un,}signed: handle user-space input
11 * Fix: notification capture: handle userspace strings
12 * Implement lttng_msgpack_write_user_str
13 * Fix: bytecode interpreter: LOAD_FIELD: handle user fields
14 * Fix: move "user" attribute from field to type
15 * Introduce lttng_copy_from_user_check_nofault
16 * fix: adjust range v5.10.137 in block probe
17
eb8243c1
MD
182022-08-19 (National Potato Day) LTTng modules 2.13.5
19 * Fix: incorrect stub prototypes when CONFIG_HAVE_SYSCALL_TRACEPOINTS=n
20 * fix: mm/tracing: add 'accounted' entry into output of allocation tracepoints (v6.0)
21 * fix: block: remove bdevname (v6.0)
22 * fix: fs/jbd2: Fix the documentation of the jbd2_write_superblock() callers (v6.0)
23 * fix: tie compaction probe build to CONFIG_COMPACTION
24 * fix: net: skb: introduce kfree_skb_reason() (v5.15.58..v5.16)
25 * fix: workqueue: Fix type of cpu in trace event (v5.19)
26 * fix: fs: Remove flags parameter from aops->write_begin (v5.19)
27 * fix: mm/page_alloc: fix tracepoint mm_page_alloc_zone_locked() (v5.19)
28
b190b3e8
MD
292022-06-03 (National Repeat Day) (National Repeat Day) LTTng modules 2.13.4
30 * Fix: event notifier: racy use of last subbuffer record
31 * Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
32 * fix: 'random' tracepoints removed in stable kernels
33 * fix: random: remove unused tracepoints (v5.10, v5.15)
34 * fix: sched/tracing: Append prev_state to tp args instead (v5.18)
35 * fix: mm: compaction: cleanup the compaction trace events (v5.18)
36 * fix: scsi: core: Remove <scsi/scsi_request.h> (v5.18)
37 * fix: kprobes: Use rethook for kretprobe if possible (v5.18)
38 * fix: random: remove unused tracepoints (v5.18)
39 * fix: scsi: block: Remove REQ_OP_WRITE_SAME support (v5.18)
40 * fix: block: remove genhd.h (v5.18)
41 * fix: sched/tracing: Don't re-read p->state when emitting sched_switch event (v5.18)
42 * fix: KVM: x86: Unexport kvm_x86_ops (v5.18)
43 * Fix: do not warn on unknown counter ioctl
44 * Fix: tracepoint event: allow same provider and event name
45 * Fix: compaction migratepages event name
46
cd69bdbd
MD
472022-03-25 (National Waffle Day) LTTng modules 2.13.3
48 * Document expected ISO8601 time formats in ABI header
49 * Fix: lttng ABI: lttng_counter_ioctl() tainted scalar
50 * Fix: sample discarded events count before reserve
51 * Cleanup: comment alignment in ring buffer config.h
52
a0828ca5
MD
532022-03-07 (National Cereal Day) LTTng modules 2.13.2
54 * Fix: incorrect in/out direction for syscall exit
55 * fix: net: socket: rename SKB_DROP_REASON_SOCKET_FILTER (v5.17)
56 * fix: net: skb: introduce kfree_skb_reason() (v5.17)
57 * fix: random: rather than entropy_store abstraction, use global (v5.17)
58 * fix: btrfs: pass fs_info to trace_btrfs_transaction_commit (v5.17)
59 * fix: mm: compaction: fix the migration stats in trace_mm_compaction_migratepages() (v5.17)
60 * fix: block: remove the ->rq_disk field in struct request (v5.17)
61 * fix: block: remove GENHD_FL_SUPPRESS_PARTITION_INFO (v5.17)
62 * Copyright ownership transfer
63
8c0aec7e
MD
642022-01-05 (National Bird Day) LTTng modules 2.13.1
65 * fix: mm: move kvmalloc-related functions to slab.h (v5.16)
66 * fix: block: don't call blk_status_to_errno in blk_update_request (v5.16)
67 * fix: KVM: MMU: change tracepoints arguments to kvm_page_fault (v5.16)
68 * fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
69 * fix: isystem: delete global -isystem compile option (v5.16)
70 * fix: block: move block-related definitions out of fs.h (v5.16)
71 * Fix: syscall tracing: missing trigger actions
72 * Warn on event registration/unregistration failure
73 * fix: implicit-int error in EXPORT_SYMBOL_GPL
74 * fix: Revert "Makefile: Enable -Wimplicit-fallthrough for Clang" (v5.15)
75 * fix: cpu/hotplug: Remove deprecated CPU-hotplug functions. (v5.15)
76
fbba0d79
MD
772021-08-02 (Ice Cream Sandwich Day) LTTng modules 2.13.0
78 * No change
79
ddb8c0ef
MD
802021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
81 * fix: sched: Change task_struct::state (v5.14)
82 * fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
83 * fix: adjust ranges for RHEL 8.4
84
f982b51a
MD
852021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
86 * fix: adjust ranges for RHEL 8.2 and 8.3
87 * Disable x86 error code bitwise enum in default build
88 * Disable mmap bitwise enum in default build
89 * Disable block rwbs bitwise enum in default build
90 * Disable sched_switch bitwise enum in default build
91 * Disable open[at] bitwise enum in default build
92 * Disable fcntl bitwise enum in default build
93 * Disable clone bitwise enum in default build
94 * Add experimental bitwise enum config option
95 * Add defaults to Kconfig options
96 * Cleanup: remove unused EXTCFLAGS from Makefile
97 * Sync `show_inode_state()` macro with upstream stable kernels
98 * Update .gitreview for stable-2.13
99 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
100 * fix: block: remove disk_part_iter (v5.12)
101 * Cleanup: lib ring buffer: rename pagecpy local variable
102 * Cleanup: clarify strcpy/strcpy_from_user local variables
103 * Implement ring buffer Pascal string copy
104 * Move alignment into event write callback
105 * Cleanup: disable page fault after access_ok
106 * Fix: increment buffer offset when failing to copy from user-space
107 * Fix: add missing #include for 3.8 kernel
108 * Fix: builtin script referring to old directories
109 * events.h API const-ness
110 * Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
111 * Rename struct channel to struct lttng_kernel_ring_buffer_channel
112 * Refactoring: struct lttng_channel
113 * Fix: missing #include for 3.8 kernel
114 * Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
115 * Set probe descriptor field in event descriptor
116 * Split syscall tracepoint generation in their own files
117 * Include `linux/in{,6}.h` closer to where it's used
118 * Group all syscall enums in one compile unit
119 * Include `linux/mman.h` for mmap flag enum
120 * Add `struct trace_syscall_table`
121 * Define `static_assert()` when not defined by kernel
122 * Move event hash tables to private header
123 * Move forward declarations to private header
124 * Move lttng_syscall_filter forward declaration to private header
125 * Split ID tracker into public/private structures
126 * Move id tracker hash node to private header
127 * Split struct lttng_session into public/private structures
128 * Move struct lttng_metadata_stream to private header
129 * Move event notifier and counter structures to private header
130 * Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
131 * Refactoring: struct lttng_kernel_channel_buffer_ops
132 * Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
133 * Move metadata cache structure to internal header
134 * Move internal APIs to internal header
135 * Move kprobes, uprobes, kretprobes, syscall structures to internal header
136 * Move kprobe, kretprobe, uprobe APIs to internal header
137 * Remove unused TRACEPOINT_HAS_DATA_ARG
138 * Move enabler APIs to internal header
139 * Move bytecode structures to internal header
140 * Remove include of internal header from tracepoint-event-impl.h
141 * Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
142 * Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
143 * Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
144 * Move context structures and API to internal header
145 * Move enabler structures to internal header
146 * Makefile: add .o wildcard target
147 * Fix: Makefile: generation of specific .i file not working
148 * Fix: refactor preemptible context
149 * Refactoring: context callbacks
150 * Remove event id parameter from event_reserve callback
151 * Refactoring: ring buffer context
152 * sequence and variant types: use previous field for length/tag if NULL
153
2ad5a979
MD
1542021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
155 * Set the 2.13 release codename and description
156 * Fix: LTTng-modules ABI ioctl wrong direction
157 * Refactoring: bytecode interpreter
158 * Move probe_ctx argument to align with lttng-ust
159 * Combine event notifier and recorder enable/disable functions
160 * Refactoring: combine probe callbacks
161 * Combine event recorder and notifier destroy
162 * Refactoring: event structures
163 * lttng-probes: Warn of event's and provider's name for mismatch
164 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
165 * fix: refactor contexts for type description structures
166 * fix: remove 'src/' from modules install path
167 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
168 * fix: block: add a disk_uevent helper (v5.12)
169 * Fix: perf counters: uninitialized field
170 * Cleanup: implement dedicated file operations for events and enablers
171 * Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
172 * Refactoring: type description structures
173 * Prefix lttng_enum_desc with lttng_kernel_
174 * Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
175 * Introduce internal event header
176 * Cleanup: namespace string encoding
177 * Cleanup: Rename abstract types to lttng_kernel_type
178 * Cleanup: event_notifier -> notify in comments
179 * Fix: event notifier: add missing parameters validation
180 * msgpack: use KERNEL namespace for header protection
181 * Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
182 * Add entryexit field to kretprobes ABI
183 * Add missing fallthrough comments
184 * No-op instrumentation is unsupported, cleanup fallthrough comments
185 * kretprobes: rename "return" to "exit"
186 * compiler warning cleanup: is_signed_type: compare -1 to 1
187 * Fix: bytecode linker: validate event and field array/sequence encoding
188 * Fix: racy notifier captures update vs traversal
189 * Fix: kretprobe: null ptr deref on session destroy
190 * Fix: bytecode linker: iteration on wrong list head
191 * counters: add coalesce_hits to ABI
192 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
193 * Fix: filter interpreter early-exits on uninitialized value
194 * Fix: memory leaks on event notifier destroy
195 * Fix: memory leaks on event destroy
196 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
197 * Fix: do not use bdi_unknown_name symbol
198 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
199 * Fix: writeback: out-of-bound reads
200 * fix: Add one digit to RHEL major release version
201 * fix: Add one digit to SLES minor release version
202 * fix: RT_PATCH_VERSION is close to overflow
203 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
204 * fix: double defined LTTNG_KERNEL_VERSION
205 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
206 * fix: sublevel version overflow in LINUX_VERSION_CODE
207 * Namespace kernel version macros
208 * aarch64: blacklist gcc prior to 5.1
209 * fix: missing include for 'task_struct' in fdtable.h
210 * Fix: counter-api: always inline counter add function
211 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
212 * fix: block: merge struct block_device and struct hd_struct (v5.11)
213 * fix: kprobes: Remove kretprobe hash (v5.11)
214 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
215 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
216 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
217 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
218 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
219 * fix: remove floating-point arguments in msgpack
220 * abi: use 0, 1 for counter enumerations
221 * Cleanup: use tabs in abi.h
222 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
223 * Fix: handle default switch case with -EINVAL in lttng-syscalls
224 * fix: use wrapper for hlist_for_each_entry_rcu
225 * fix: asm/barrier.h was introduced in v3.4
226 * Fix: handle default switch case with -EINVAL in __lttng_counter_add
227 * Introduce lttng smp_store_release smp_load_acquire wrappers
228 * fix: include byteorder.h for 'cpu_to_*'
229 * Fix: notifier: use store-release/load-acquire for error counter
230 * Fix: event-notifier: Groups may not have an error counter
231 * Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
232 * Fix: remove dead code in msgpack.c
233 * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
234 * Fix: include limits.h wrapper from libcounter
235 * Fix: include kernel.h in wrapper/limits.h
236 * Introduce limits wrapper
237 * Introduce lazy system call event creation
238 * Implement event notifier error counter
239 * Implement lib counter
240 * capture: Replace FIXME by explanation of the limit
241 * Implement capturing payload on event notifier
242 * Fix: comment related to filter bytecode list
243 * Fix: use vmalloc for filter bytecode allocation
244 * Implement enum and sequence capture serialization functions
245 * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
246 * Generalize `lttng_enabler_link_bytecode()` bytecode list
247 * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
248 * Add `interpreter_funcs` to `lttng_bytecode_runtime`
249 * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
250 * Rename filter bytecode types and files
251 * bytecode: generalize `struct lttng_filter_bytecode_node`
252 * Add msgpack implementation for serializing captures
253 * bytecode: allow interpreter to return any type
254 * bytecode: propagate `rev_bo` of element
255 * bytecode: set register type to `REG_PTR` even if not used
256 * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
257 * bytecode: add `REG_U64` interpreter register type
258 * Fix: filter validator: refuse string and star glob input to bitwise operation
259 * Fix: bytecode: Validate register type for instructions expecting unknown type
260 * Cleanup: Rename filter functions/fields to mention "filter"
261 * Implement event notifiers for syscalls
262 * Fix: syscalls: address of statically allocated element never null
263 * Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
264 * Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
265 * syscalls: extract `lttng_syscall_filter_enable()` for reuse
266 * Cleanup: syscall: remove unused `syscall_name` field
267 * fix: adjust version range for trace_find_free_extent()
268 * Improve the release script
269 * Add release maintainer script
270 * fix: include order for older kernels
271 * fix: tracepoint: Optimize using static_call() (v5.10)
272 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
273 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
274 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
275 * fix: ext4: fast commit recovery path (v5.10)
276 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
277 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
278 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
279 * Revert "Implement event notifiers for syscalls"
280 * Fix: ressource leak in id tracker
281 * Implement event notifiers for syscalls
282 * lttng-syscalls.c: extract function calling actual probe
283 * Namespace syscall code relating to events
284 * Implement event notifiers for uprobes
285 * Namespace uprobe functions relating to events
286 * doc: event notifier on kretprobe is not supported
287 * Implement event notifiers for kprobes
288 * Namespace kprobe functions relating to events
289 * Implement event notifiers for tracepoints
290 * Implement event notifier probes
291 * Fix: event notifier: adapt read iterator state to poll expectations
292 * Fix: event-notifier: do not flush packet if it only contains subbuf header
293 * Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
294 * Implement event notifier send notification
295 * Add event notifier and event notifier enabler
296 * Implement event notifier group create
297 * Add token to `struct lttng_kernel_event`
298 * lttng-events: move lttng_transport_find earlier in source file
299 * lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
300 * lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
301 * Introduce event notifier lib ring buffer client
302 * lttng_abi_create_stream_fd: expect fd name as parameter
303 * LTTng ring buffer clients: expect void pointer as private data to create channel
304 * lib ring buffer: use irq_work for wakeup by writer
305 * Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
306 * Cleanup: extract function to borrow hashlist bucket
307 * Decouple `struct lttng_event` from filter code
308 * Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
309 * Extract event enabler fields to specialized struct
310 * Docs: explain why unused `lttng_enabler::ctx` is kept around
311 * Rename `enum lttng_enabler_type` to `_format_type`
312 * Test: add signed value and enum for testings of event notifier capture
313 * Cleanup: remove usage of enum in ABI structures
314 * Fix: type mismatch in clone instrumentation
315 * syscalls: Make clone()'s `flags` field a 2 enum struct.
316 * fix: strncpy equals destination size warning
317 * Set version to 2.13-pre
318 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
319 * Add 'kernel_read' wrapper for kernels < v4.14
320 * fix: Use 'kernel_read' to read from procfs
321 * fix: don't allow userspace copy to read kernel memory
322 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
323 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
324 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
325 * Fix: system call filter table
326 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
327 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
328 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
329 * fix: removal of [smp_]read_barrier_depends (v5.9)
330 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
331 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
332 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
333 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
334 * Namespace all logging statements
335 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
336 * Fix: mmap enum flags build failures
337 * syscalls: Make mmap()'s fields `prot` and `flags` enums
338 * x86: add error code enum to pagefault tracepoints
339 * Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
340 * module_load: change `taints` field to `ctf_enum`
341 * Fix: Lock metadata cache on session destroy
342 * Fix: metadata stream leak, missing list removal and locking
343 * Fix: coherent state not changed atomically with metadata written
344 * fix: include module.h for EXPORT_SYMBOL_GPL
345 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
346 * fix: version range for overflow_callback
347 * fix: global_dirty_limit was introduced in v3.1
348 * fix: wrapper_uprobe_unregister is a void function
349 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
350 * fix: vmalloc on v5.8 without KALLSYMS
351 * Detect missing symbols used with kallsyms_lookup at compile time
352 * Add time namespace context
353 * Use exported symbol bdevname() instead of disk_name()
354 * Add git-review config
355 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
356 * Update design document
357 * Add lttng-modules design document
358 * Fix: callstack: initialize nested sequence length field name
359 * Fix: callstack: NULL pointer dereference: length field also need fdata
360 * Fix: callstack context memory corruption
361 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
362 * fix: block: remove the error argument to the block_bio_complete (v5.8)
363 * fix: pipe_buf_operations rework (v5.8)
364 * Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
365 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
366 * fix: vmalloc_sync_mappings was backported to v5.5.12
367 * Update: Additional kernel ranges for vmalloc_sync_mappings
368 * Update: Use vmalloc_sync_mappings for stable kernels
369 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
370 * Cleanup: remove unsupported `ctf_float()` macros
371 * Cleanup: have interpreter functions return _DISCARD instead of 0
372 * Cleanup: bytecode: typo: "s16" -> "u16"
373 * Cleanup: Rename patches.i to patches.h
374 * Cleanup: Move all source files to src/
375 * Cleanup: Move patches.i to include/generated/
376 * Cleanup: Move lttng-modules instrumentation headers
377 * Cleanup: Remove toplevel directory from include search path
378 * Cleanup: Move blacklist/ headers to include/blacklist/
379 * Cleanup: Move wrapper/ headers to include/wrapper/
380 * Cleanup: Move instrumentation/ headers to include/instrumentation/
381 * Cleanup: Remove deprecated TODO file
382 * fix: add missing guid_t type to wrapper
383 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
384 * Cleanup: Move headers from toplevel to include/lttng/
385 * Cleanup: Move headers from probes/ to include/lttng/
386 * Cleanup: Move headers from lib/ to include/lttng/
387 * Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
388 * Fix: wrapper random documentation
389 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
390 * Unbreak LTTng for kernel 5.7
391 * Move lttng wrappers into own module
392 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
393 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
394 * instrumentation: update mm_vmscan for kernel >= 5.7.0
395 * filter: bytecode already in the list should go before
396 * tracepoint: Refactor representation of nested types
397 * wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
398 * Update to SPDX v3.0 identifiers
399 * fix: uaccess wrapper for CentOS >= 4.18.0-147
400 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
401 * fix: signal instrumentation for CentOS >= 4.18.0-147
402 * fix: kvm instrumentation for CentOS >= 4.18.0-147
403 * fix: rcu instrumentation for CentOS >= 4.18.0-80
404 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
405 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
406 * Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
407 * syscalls: Make the cmd field of fcntl an enum
408 * syscalls: Make the flags and mode fields of open[at] enumerations
409 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
410 * Record event as soon as one filter evaluates to TRUE
411 * Add UDP and ICMP packet header information to the tracepoint
412 * statedump: introduce file_table_address
413 * Remove kernel version from syscall headers name
414 * Add script to automate the syscall extraction process
415 * Update lttng-syscalls-extractor for v5.6.0
416 * Add a Makefile for the lttng-syscalls-extractor module
417 * Cleanup: Syscall headers scripts shellcheck warnings
418 * Remove lttng-ftrace integration
419 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
420 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
421 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
422 * Change integer base to hex for fields representing addresses
423 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
424 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
425 * fix: use timespec64 on kernels that have it
426 * fix: move lttng_close_on_exec to proper wrapper
427 * fix: 'struct timex' removed upstream (v5.6)
428 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
429 * Fix: statedump: check task_active_pid_ns return value for NULL
430 * Fix: lttng-events.c: variable may be used uninitialized
431 * Cleanup: remove trailing white spaces across project
432 * sched: Make the sched_switch task state an enum
433 * block: Make the rwbs field as a bit field enum
434 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
435 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
436 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
437 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
438 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
439 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
440 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
441
ada81c8b
MD
4422020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
443 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
444 * Version 2.12.0-pre
445 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
446 * fix: use user ns wrapper code in new id trackers
447 * fix: function prototype in wrapper/mm.h
448 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
449 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
450 * lttng-clear: stop tracing required
451 * sunrpc: introduce lttng_get_clid helper
452 * Fix: sunrpc: use signed integer for client id
453 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
454 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
455 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
456 * fix: btrfs: tracepoints: constify all pointers (v5.5)
457 * fix: btrfs block group struct refactor (v5.5)
458 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
459 * Update .gitignore from upstream
460 * Add missing include for kernels between 3.8 and 3.15
461 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
462 * net: Add entry/exit tracepoints for all receive paths
463 * statedump: Add thread ID (tid) to interrupt
464 * metadata: Add the product uuid to the 'env' section
465 * Cleanup: statedump process state event pid namespace fields
466 * Add namespaces statedump
467 * Add uid/gid contexts
468 * Add namespace contexts
469 * README.md: Document LTTNG_TRACEPOINT_EVENT
470 * README.md: cleanup formatting for bullet lists
471 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
472 * Cleanup: Silence gcc fall-through warning
473 * Fix: update sched prev_state instrumentation for upstream kernel
474 * Fix: gcc-9.1 stack frame size warning
475 * Implement ring buffer clear
476 * Make bitfield.h C++-friendly
477 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
478 * Add metadata env fields
479 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
480 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
481 * Fix: missing define when not building with gcc
482 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
483 * Fix: Don't print ring-buffer's records count when it is not used
484 * Fix: do not set quiescent state on channel destroy
485 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
486 * Introduce callstack stackwalk implementation header
487 * Prepare callstack common code for stackwalk
488 * Introduce callstack legacy implementation header
489 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
490 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
491 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
492 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
493 * fix: timer/trace: Improve timer tracing (v5.2)
494 * Cleanup: bitfields: streamline use of underscores
495 * Silence compiler "always false comparison" warning
496 * Fix: bitfield: shift undefined/implementation defined behaviors
497 * Fix: timestamp_end field should include all events within sub-buffer
498 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
499 * lttng abi documentation: clarify getter usage requirements
500 * Fix: don't access packet header for stream_id and stream_instance_id getters
501 * Fix: atomic_long_add_unless() returns a boolean
502 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
503 * Fix: pipe: stop using ->can_merge (v5.1)
504 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
505 * Fix: mm: create the new vm_fault_t type (v5.1)
506 * Fix: extra-version-git.sh redirect stderr to /dev/null
507 * Move timekeeping blacklisting to a header file
508 * Blacklist: kprobe for arm
509 * Cleanup: tp mempool: Remove logically dead code
510 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
511 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
512 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
513 * Fix: Remove 'type' argument from access_ok() function (v5.0)
514 * Fix: timer instrumentation for RHEL 7.6
515 * Add missing SPDX license identifiers to uprobes
516 * Drop support for kernels < 3.0 from Makefiles
517 * Drop support for kernels < 3.0 from writeback instrumentation
518 * Drop support for kernels < 3.0 from workqueue instrumentation
519 * Drop support for kernels < 3.0 from skb instrumentation
520 * Drop support for kernels < 3.0 from scsi instrumentation
521 * Drop support for kernels < 3.0 from sched instrumentation
522 * Drop support for kernels < 3.0 from power instrumentation
523 * Drop support for kernels < 3.0 from net instrumentation
524 * Drop support for kernels < 3.0 from module instrumentation
525 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
526 * Drop support for kernels < 3.0 from lock instrumentation
527 * Drop support for kernels < 3.0 from kvm instrumentation
528 * Drop support for kernels < 3.0 from kmem instrumentation
529 * Drop support for kernels < 3.0 from jbd2 instrumentation
530 * Drop support for kernels < 3.0 from irq instrumentation
531 * Drop support for kernels < 3.0 from ext4 instrumentation
532 * Drop support for kernels < 3.0 from block instrumentation
533 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
534 * Drop support for kernels < 3.0 from lttng-kernel-version.h
535 * Drop support for kernels < 3.0 from lttng-events.h
536 * Drop support for kernels < 3.0 from lib
537 * Drop spinlock.h wrapper
538 * Drop kstrtox.h wrapper
539 * Drop uuid.h wrapper
540 * Drop vzalloc.h wrapper
541 * Drop support for kernels < 3.0 from tracepoint.h wrapper
542 * Drop support for kernels < 3.0 from perf.h wrapper
543 * Drop support for kernels < 3.0 from atomic.h wrapper
544 * Drop compat patches for kernels < 2.6.36
545 * Bump minimum kernel version to 3.0
546 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
547 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
548 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
549 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
550 * CPU topology statedump on x86
551 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
552 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
553 * Fix: adapt to kernel relative references
554 * Fix: sync event enablers before choosing header type
555 * Fix: implicit declarations caused by buffer size checks.
556 * Prevent allocation of buffers if exceeding available memory
557 * Fix: btrfs instrumentation namespacing
558 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
559 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
560 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
561 * Fix: access migrate_disable field directly
562 * Fix: out of memory error handling
563 * Fix: uprobes: missing break in lttng_event_ioctl()
564 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
565 * Fix: instruction pointer has different names across arch
566 * Fix: build failures when CONFIG_UPROBES is absent
567 * uprobe: Support multiple call sites for the same uprobe event
568 * uprobe: Receive file descriptor from session instead of path to file
569 * uprobe: Mark uprobe event as registered
570 * Add uprobes support
571 * Fix: adjust SLE version ranges to build with SP2 and SP3
572 * Fix: Allow alphanumeric characters in SLE version
573 * Fix: Adjust range for SuSE 4.4.103-92 kernels
574 * Cleanup: move to kernel style SPDX license identifiers
575 * Cleanup: move scripts to subdirectory
576 * Cleanup: modinfo keys
577 * Add extra version information framework
578 * Revert "Add btrfs file item tracepoints"
579 * Fix: btrfs: Remove unnecessary fs_info parameter
580 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
581 * Fix: asoc: Remove snd_soc_cache_sync() implementation
582 * Fix: asoc: fix printing jack name
583 * Fix: asoc: Consolidate path trace events
584 * Fix: ASoC level IO tracing removed upstream
585 * Enable userspace callstack contexts only on x86
586 * Prevent re-entrancy in callstack-user context
587 * Callstack context: bump number of entries to 128
588 * Fix: callstack context alignment calculation
589 * Cleanup callstack context
590 * Fix callstack context: write empty sequence if no stack trace
591 * Fix: callstack context: false-sharing, bad memory size allocation
592 * callstack context: use delimiter when stack is incomplete
593 * Cleanup callstack context
594 * Add kernel and user callstack contexts
595 * Assign CPU id before saving the context size
596 * Define max nesting count constant
597 * Compute variable sized context length
598 * Pass arguments for context size computation
599 * Add 9p probe
600 * Update delayed ref tracepoints for v3.12
601 * Add btrfs file item tracepoints
602 * Add btrfs tracepoint for em's EEXIST case
603 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
604 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
605 * Fix: lttng filter validator ERANGE error handling
606 * Fix: filter interpreter: use LTTNG_SIZE_MAX
607 * Filter: add FILTER_OP_RETURN_S64 instruction
608 * Perform bitwise ops on unsigned types
609 * Filter: catch shift undefined behavior
610 * Filter: add lshift, rshift, bit not ops
611 * Filter: index array, sequences, implement bitwise binary operators
612 * Fix: pid tracker should track "pgid" for noargs probes
613 * lttng-tp-mempool: perform node-local allocation
614 * Fix: update RCU instrumentation for 4.17
615 * Fix: sunrpc instrumentation for 4.17
616 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
617 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
618 * Update: kvm instrumentation for ubuntu 4.13.0-38
619 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
620 * Fix: btrfs instrumentation namespacing
621 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
622 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
623 * Fix: update kvm instrumentation for 4.1.50+
624 * Use the memory pool instead of kmalloc
625 * Create a memory pool for temporary tracepoint probes storage
626 * Fix: use proper pid_ns in the process statedump
627 * Fix: add variable quoting to shell scripts
628 * Update: kvm instrumentation for fedora 4.14.13-300
629 * Fix: Add Fedora version macros
630 * Add preemptirq instrumentation
631 * Clean-up: fix stale #endif comments
632 * Command to dump the metadata cache again
633 * Add a new /dev/lttng-logger interface
634 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
635 * Fix: update block instrumentation for SuSE 4.4.114-92
636 * Fix: update rcu instrumentation for v4.16
637 * Fix: update vmscan instrumentation for v4.16
638 * Fix: update timer instrumentation on 4.16 and 4.14-rt
639 * Update kvm instrumentation for debian kernel 4.14.0-3
640 * Fix: network instrumentation protocol enum
641 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
642 * Fix: update block instrumentation for SuSE 4.4.73-5
643 * Fix: global_dirty_limit for kernel v4.2 and up
644 * Fix: network instrumentation handling of corrupted TCP headers
645 * Fix: add missing uaccess.h include from kstrtox.h wrapper
646 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
647 * Fix: btrfs_delayed_ref_head was unwired since v3.12
648 * Update kvm instrumentation for debian kernel 4.9.65-3
649 * Fix: debian kernel version parsing
650 * Fix: block instrumentation 4.14+ NULL pointer dereference
651 * Update: kvm instrumentation for 3.16.52 and 3.2.97
652 * Fix: kvm instrumentation for 4.15
653 * Update sock instrumentation for 4.15
654 * Update kvm instrumentation for 4.15
655 * Fix: ACCESS_ONCE() removed in kernel 4.15
656 * Fix: sched instrumentation on stable RT kernels
657 * timer API transition for kernel 4.15
658 * Fix: Don't nest get online cpus
659 * Fix: lttng_channel_syscall_mask() bool use in bitfield
660 * Fix: update kmem instrumentation for kernel 4.15
661 * Fix: lttng_kvmalloc helper NULL pointer OOPS
662
aca13e38
MD
6632018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
664 * Fix: uprobes: missing break in lttng_event_ioctl()
665 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
666 * Fix: instruction pointer has different names across arch
667 * Fix: build failures when CONFIG_UPROBES is absent
668 * uprobe: Support multiple call sites for the same uprobe event
669 * uprobe: Receive file descriptor from session instead of path to file
670 * uprobe: Mark uprobe event as registered
671 * Add uprobes support
672 * Fix: adjust SLE version ranges to build with SP2 and SP3
673 * Fix: Allow alphanumeric characters in SLE version
674 * Fix: Adjust range for SuSE 4.4.103-92 kernels
675 * Cleanup: move to kernel style SPDX license identifiers
676 * Cleanup: move scripts to subdirectory
677 * Cleanup: modinfo keys
678 * Add extra version information framework
679 * Revert "Add btrfs file item tracepoints"
680 * Fix: btrfs: Remove unnecessary fs_info parameter
681 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
682 * Fix: asoc: Remove snd_soc_cache_sync() implementation
683 * Fix: asoc: fix printing jack name
684 * Fix: asoc: Consolidate path trace events
685 * Fix: ASoC level IO tracing removed upstream
686 * Enable userspace callstack contexts only on x86
687 * Prevent re-entrancy in callstack-user context
688 * Callstack context: bump number of entries to 128
689 * Fix: callstack context alignment calculation
690 * Cleanup callstack context
691 * Fix callstack context: write empty sequence if no stack trace
692 * Fix: callstack context: false-sharing, bad memory size allocation
693 * callstack context: use delimiter when stack is incomplete
694 * Cleanup callstack context
695 * Add kernel and user callstack contexts
696 * Assign CPU id before saving the context size
697 * Define max nesting count constant
698 * Compute variable sized context length
699 * Pass arguments for context size computation
700 * Add 9p probe
701 * Update delayed ref tracepoints for v3.12
702 * Add btrfs file item tracepoints
703 * Add btrfs tracepoint for em's EEXIST case
704 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
705 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
706 * Fix: lttng filter validator ERANGE error handling
707 * Fix: filter interpreter: use LTTNG_SIZE_MAX
708 * Filter: add FILTER_OP_RETURN_S64 instruction
709 * Perform bitwise ops on unsigned types
710 * Filter: catch shift undefined behavior
711 * Filter: add lshift, rshift, bit not ops
712 * Filter: index array, sequences, implement bitwise binary operators
713 * Fix: pid tracker should track "pgid" for noargs probes
714 * lttng-tp-mempool: perform node-local allocation
715 * Fix: update RCU instrumentation for 4.17
716 * Fix: sunrpc instrumentation for 4.17
717 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
718 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
719 * Update: kvm instrumentation for ubuntu 4.13.0-38
720 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
721 * Fix: btrfs instrumentation namespacing
722 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
723 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
724 * Fix: update kvm instrumentation for 4.1.50+
725 * Use the memory pool instead of kmalloc
726 * Create a memory pool for temporary tracepoint probes storage
727 * Fix: use proper pid_ns in the process statedump
728 * Fix: add variable quoting to shell scripts
729 * Update: kvm instrumentation for fedora 4.14.13-300
730 * Fix: Add Fedora version macros
731 * Add preemptirq instrumentation
732 * Clean-up: fix stale #endif comments
733 * Command to dump the metadata cache again
734 * Add a new /dev/lttng-logger interface
735 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
736 * Fix: update block instrumentation for SuSE 4.4.114-92
737 * Fix: update rcu instrumentation for v4.16
738 * Fix: update vmscan instrumentation for v4.16
739 * Fix: update timer instrumentation on 4.16 and 4.14-rt
740 * Update kvm instrumentation for debian kernel 4.14.0-3
741 * Fix: network instrumentation protocol enum
742 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
743 * Fix: update block instrumentation for SuSE 4.4.73-5
744 * Fix: global_dirty_limit for kernel v4.2 and up
745 * Fix: network instrumentation handling of corrupted TCP headers
746 * Fix: add missing uaccess.h include from kstrtox.h wrapper
747 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
748 * Fix: btrfs_delayed_ref_head was unwired since v3.12
749 * Update kvm instrumentation for debian kernel 4.9.65-3
750 * Fix: debian kernel version parsing
751 * Fix: block instrumentation 4.14+ NULL pointer dereference
752 * Update: kvm instrumentation for 3.16.52 and 3.2.97
753 * Fix: kvm instrumentation for 4.15
754 * Update sock instrumentation for 4.15
755 * Update kvm instrumentation for 4.15
756 * Fix: ACCESS_ONCE() removed in kernel 4.15
757 * Fix: sched instrumentation on stable RT kernels
758 * timer API transition for kernel 4.15
759 * Fix: Don't nest get online cpus
760 * Fix: lttng_channel_syscall_mask() bool use in bitfield
761 * Fix: update kmem instrumentation for kernel 4.15
762 * Fix: lttng_kvmalloc helper NULL pointer OOPS
763 * Update version to 2.11.0-pre
764 * Fix: lttng-logger get_user_pages_fast error handling
765 * Fix: update block instrumentation for 4.14 kernel
766 * Revert "Fix: update block instrumentation for kernel 4.14"
767 * Fix: version check error in btrfs instrumentation
768 * Fix: update btrfs instrumentation for kernel 4.14
769 * Fix: update writeback instrumentation for kernel 4.14
770 * Fix: update block instrumentation for kernel 4.14
771 * Fix: vmalloc wrapper on kernel < 2.6.38
772 * Fix: vmalloc wrapper on kernel >= 4.12
773 * Add kmalloc failover to vmalloc
774 * Fix: mmap: caches aliased on virtual addresses
775 * Fix: update ext4 instrumentation for kernel 4.13
776 * Fix: Sleeping function called from invalid context
777 * Fix: sched for v4.11.5-rt1
778 * Make vim users life easier
779 * Rename Makefile.ABI.workarounds to Kbuild.common
780 * Fix: handle missing ftrace header on v4.12
781 * Fix: pid tracker should track "pgid"
782 * Cleanup: typo in lttng pid tracker
783 * Fix: Build ftrace probe on kernels prior to 4.12
784 * Fix: update ftrace probe for kernel 4.12
785 * Fix: update block instrumentation for kernel 4.12
786 * Calculate context length outside of retry loop
787 * Fix: Add support for 4.9.27-rt18 kernel
788 * Fix: update btrfs instrumentation for kernel 4.12
789 * Fix: update ringbuffer for kernel 4.12
790 * Fix: update sched instrumentation for kernel 4.12
791 * Fix: ext3 was completely removed from the kernel in v4.3
792 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
793 * Fix: add "flush empty" ioctl for stream intersection
794 * Revert "Fix: flush empty packets on snapshot channel"
795 * Revert "Fix: don't perform extra flush on metadata channel"
796
a7528254
MD
7972017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
798 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
799 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
800 * Fix: Always build vmscan probe
801 * Cleanup: formatting in strutils_star_glob_match explanation
802 * Fix: introduce LTTNG_SIZE_MAX for older kernels
803 * Use SIZE_MAX instead of -1ULL for size_t parameter
804 * filter: use SIZE_MAX for size_t
805 * Fix: out of bound array access in filter code
806 * Add support for star globbing patterns in event names
807 * Filtering: add support for star-only globbing patterns
808 * Add string utilities
809 * lttng-abi.c: cleanup whitespaces
810 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
811 * Fix: kref changes for kernel 4.11
812 * Fix: atomic_add_unless() returns true/false rather than prior value
813 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
814 * Fix: update scsi instrumentation for kernel 4.11
815 * Fix: changes to the vm_op fault cb prototype in libringbuffer
816 * Fix: update btrfs instrumentation for kernel 4.11
817 * Fix: update mm_vmscan instrumentation for kernel 4.11
818 * Fix: section mismatch warning caused by __exit annotation
819 * socketpair: extend syscall socketpair tracing information
820 * Remove events/mainline unused headers
821 * update event README
822 * Fix: nmi-safe clock on 32-bit systems
823 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
824 * Fix: 4.10 hotplug adaptation backward compat
825 * Fix: 4.10 btrfs instrumentation update backward compat
826 * Update btrfs instrumentation for 4.10 kernel
827 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
828 * btrfs instrumentation: update to 4.10 kernel
829 * timer instrumentation: adapt to ktime_t without union
830 * Add load/unload messages to kernel log
831 * Update version to 2.10.0-pre
832 * Fix: asoc instrumentation for RHEL 7.3
833 * Fix: SCSI instrumentation for SLES12 SP2
834 * Add SUSE Linux Enterprise kernel version tests
835 * Filter code relicensing to MIT license
836 * Add task cpu in process statedump
837 * Performance: add missing unlikely in reserve
838 * Fix: preemptible and migratable context error handling
839 * Fix: bump stable kernel version ranges for clock work-around
840
f8af63a2
MD
8412016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
842 * Fix: i2c: support kernels < 3.15
843 * Fix: show warning for broken clock work-around
844 * Bump minor ABI version
845 * Fix: work-around upstream Linux timekeeping bug
846 * Add support for i2c tracepoints
847 * Cleanup: makefile version checks with single "ge"
848 * Performance: special-case NULL in lttng_strlen_user_inatomic
849 * Fix: lttng_inline_memcpy does not take a __user argument
850 * Performance: implement lttng_inline_memcpy
851 * Performance: cache the backend pages pointer in context
852 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
853 * Performance: Only dereference commit index once
854 * Performance: Mark channel and buffer event disabled check unlikely
855 * Performance: Relax atomicity constraints for crash handling
856 * Performance: mark ring buffer do_copy callers always inline
857 * Performance: mark lib_ring_buffer_write always inline
858 * Kconfig: select TRACEPOINTS when built-in
859 * Performance: disable event counting by default
860 * Fix: handle large number of pages or subbuffers per buffer
861 * Fix: unregister cpu hotplug notifier on buffer alloc error
862 * Fix: sa_family is of type unsigned short
863 * Fix: check for sizeof sa_family to save sa_family in accept and connect
864 * Fix: use printk_once() for wrapper warning messages
865 * Fix: btrfs instrumentation for 4.8 kernel
866 * Fix: update mm_vmscan instrumentation for kernel 4.8
867 * Fix: napi instrumentation for 4.8 kernels
868 * Fix: update block instrumentation to compile on 4.8 kernels
869 * Cleanup: reuse code in accept() and accept4() instrumentation
870 * Add x86-64 override for accept4 syscall
871 * Fix: timer wrapper: support kernels >= 4.8
872 * Performance: split check deliver fast/slow paths
873 * Fix: x86-64 accept instrumentation
874 * Fix: Add support for 4.6.4-rt8 kernel
875 * Fix: update scsi instrumentation for 4.7+ kernels
876 * Fix: Use fs_initcall instead of rootfs_initcall
877 * Fix: Add kernel configuration for lttng clock plugin
878 * Fix: the clock plugin must be initiated before first use of the clock
879 * Fix: tests/Kbuild for older kernels
880 * Cleanup: __dynamic_len_idx set but not used warning
881 * Cleanup: coding style and comments of net.h
882 * net: Add TCP header data to net_* tracepoints
883 * net: Add IPv4/IPv6 header data to net_* tracepoints
884 * Fix: endianness for the container type of enum
885 * enumeration autoincrement: use if/else logic
886 * Cleanup trailing whitespaces
887 * lttng-test probe: test ctf_enum_auto()
888 * Add ctf_enum_auto() for autoincrementing enumeration values
889 * Implement session statedump command
890 * Fix: annotate bytecode interpreter for kernel stack validator
891 * Update version to 2.9.0-pre
892 * Fix: ring buffer: honor switch parameter type in remote switch
893 * Fix: only flush non-metadata channels
894 * Fix: don't perform extra flush on metadata channel
895 * select, poll and epoll_wait overrides on ARM 32-bit
896 * Fix: flush empty packets on snapshot channel
897 * Fix: do not generate packet at destroy after stop
898 * Fix: compat ioctl for flush/get metadata version
899 * Fix: ctf_string() should handle NULL pointers
900 * Fix: portability: no arith on void pointer
901 * Fix: add missing tests/Kbuild
902 * Test clock override plugin
903 * Fix: add modules target to base Makefile
904 * Fix: make clean does not include dot-config
905 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
906 * Documentation: document that CONFIG_MODULES not required when builtin
907 * Fix: add missing errno include in random wrapper
908 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
909 * Fix: copy_from_user size when limited allocation
910 * Extract the payload of epoll_wait/epoll_pwait
911 * Extract the payload for epoll_ctl
912 * Extract the FDs and flags from poll and ppoll
913 * Extract the FD sets in select and pselect6
914 * Add ctf_integer_bitfield_type
915 * Implement enumeration type
916 * Implement custom field support
917 * Implement variant type
918 * Implement shadow stack for dynamic len
919 * libringbuffer: implement event too big API
920 * Implement structure, compound array/sequence types
921 * Fix: integer endianness metadata generation
922 * Fix: endianness of integers received by filter
923 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
924 * Fix: RHEL kernel 3.10.0-327.13.1 compat
925 * Fix: ctf_user_integer should not trigger page fault
926 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
927 * Add comment describing ioctl number duplication
928 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
929 * Fix: Remove dead code from filter interpreter
930 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
931 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
932 * Fix: use of uninitialized ret value in lttng_abi_create_event
933 * Fix: kmem instrumentation: remove unused gfpflags.h include
934 * Fix: 4.6 kernel: use in_compat_syscall
935 * Fix: use BUG_ON instead of accessing array subscript above array bounds
936 * Fix: Add granularity to RHEL kernel version checks
937
0dca9206
MD
9382016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
939 * Bump minor tracer ABI version
940 * Fix: build against out-of-tree kernel build
941 * probes/Kbuild: remove upper level header path
942 * Move leftover relative include paths to system paths
943 * syscall instrumentation: use system headers
944 * tracepoint event instrumentation: use system headers
945 * Use system include path in wrappers
946 * libs: use system include paths
947 * Use system header paths in core implementation files
948 * Use system include paths in root directory headers
949 * Use system include paths in probes
950 * Update gitignore
951 * Use system include paths in lttng-types.h
952 * Use system include paths in lttng-tracepoint-event-impl.h
953 * Use system include path in probes/define_trace.h
954 * Use system include paths in probes/lttng-tracepoint-event-impl.h
955 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
956 * Add makefile directory to include path
957 * Fix: event ctx get size should be after chan ctx
958 * Fix: filter interpreter with userspace strings
959 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
960 * Fix: format address fields as hexadecimal
961 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
962 * Fix: system call instrumentation overrides
963 * Fix: page_alloc wrapper incorrect parenthesis
964 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
965 * Fix: add struct user_msghdr forward declaration for older kernels
966 * Cleanup: Remove unused lttng-types module
967 * Fix: add missing versions and init call for page_alloc wrapper
968 * Fix: Define lttng-tracer metadata only once
969 * Fix: Add CONFIG_LTTNG to modules_install target
970 * Fix: Use kbuild env instead of a custom var KERNELDIR
971 * Update clock offset comment
972 * clock offset: print negative value in metadata
973 * Fix: handle negative clock offset
974 * Fix: sched instrumentation for 4.1-rt11
975 * Add RT patch version macros
976 * Expect filter context identifiers starting with $ctx.
977 * ARM64: wire up compat system calls
978 * Add support for arm64 syscalls
979 * Fix: Ubuntu kernel range for block_rq_complete
980 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
981 * Fix: update vmscan instrumentation for kernel 4.5
982 * Fix: check reference counts for overflow
983 * Fix: RHEL 7.2 scsi instrumentation
984 * Fix: RHEL 7.2 kvm instrumentation
985 * Kconfig: describe both module and in-kernel compilation options
986 * Add comments and indentation to Makefile
987 * Add support for built-in kernel build
988 * Rename sub makefiles to Kbuild
989 * Cleanup sub makefiles
990 * Make goals configurable with CONFIG_LTTNG
991 * Fix: Use generic raw_irqs_disabled_flags
992 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
993 * Fix: update sched instrumentation for kernel 4.4.0
994 * Bump version number for development branch
995 * Fix: interruptible context: reversed logic
996 * Contexts for RT debugging
997 * Fix: instrumentation: v4lv2 missing include
998 * Fix: header size larger than 256 bytes
999 * Instrument x86 page faults
1000 * Fix: irq_vectors TRACE_SYSTEM name
1001 * Instrument x86_irq_vectors
1002 * Fix: tracepoint listing misses last loaded probe
1003 * Fix: lttng trace-clock needs to disable preemption
1004 * Tracepoint event: add "TP_code_post()"
1005 * Implement array and sequence bitfields
1006 * Fix: kmem: add mm.h include
1007 * Add page frame number (pfn) to kmem page events
1008 * Use pfn rather than struct page in ring buffer array
1009 * Implement clock plugin support
1010 * Command to regenerate the metadata of a session
1011 * Fix: writeback instrumentation update for 4.3 Linux kernel
1012 * Fix: update sched wakeup instrumentation for 4.3 kernel
1013 * Fix: lttng-test build failure for kernels < 3.0
1014 * Use 3.18 syscall instrumentation for MIPS32
1015 * Update the MIPS32 syscall instrumentation to 3.18
1016 * Fix: Move pipe override to the arch specific pointers_override.h
1017 * Implement lttng test module
1018 * Cleanup: remove logically dead code
1019 * Fix: filter validator use after free
1020 * Fix: use after free in channel release
1021 * Fix: non-enabler events should be disabled by default
1022 * Fix: build failure on 2.6.36
1023 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
1024 * Fix: writeback instrumentation for 4.2 kernels
1025 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
1026 * Add stream instance id to the packet header
1027 * Add a packet sequence number
1028 * Fix: kmem probe with Ubuntu 3.13 kernels
1029 * Fix: disable kvm probe if lapic.h isn't found
1030 * Fix: timer instrumentation for 4.2 kernels
1031 * Fix: ext4 instrumentation for 4.2 kernels
1032 * Fix: kvm instrumentation for 4.2 kernels
1033 * Fix: allow LTTng to be built within kernel tree
1034
10352015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
1036 * Fix: Building the event list fails on fragmented memory
1037 * Fix: use after free on metadata cache reallocation
1038 * Fix: version checks for kernel 4.0
1039 * Fix: Incorrect Ubuntu kernel patchlevel
1040 * Fix: cpu-id context should use int type
1041 * Implement cpu-id context
1042 * Implement cpu_id context for filtering
1043 * Fix: context printk mismatch on error
1044 * Cleanup: misleading comment about deferrable timer
1045 * Fix: arm-32 build
1046 * Fix: Update kmem event for Ubuntu's 3.16 kernel
1047 * Fix: RHEL 7.1 block instrumentation
1048 * Fix: add RHEL version macros
1049 * Fix: add missing parenthesis in ubuntu version check
1050 * Fix: remove regmap instrumentation for kernels < 4.1
1051 * Fix: Update kmem event for recent Ubuntu kernel
1052 * Fix: missing statedump end event when block device listing available
1053 * Fix: don't generate incorrect macros for debian/ubuntu version check
1054 * Revert "Fix: build against Ubuntu kernels"
1055 * Fix: build against Ubuntu kernels
1056 * Add namespace info in sched_fork and statedump
1057 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
1058 * Fix: printk instrumentation: remove "condition" tracepoints
1059 * Fix: regmap build against kernel 4.0 kernel headers
1060 * Add mmu_valid_gen field to mmutrace events
1061 * Fix: add missing x86 mmutrace kernel header include
1062 * Fix: x86 mmutrace event extra field for kernels >= 3.11
1063 * Fix: remove execute flag from kvm.h file
1064 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
1065 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
1066 * Fix: 4.1-rc1 Linux build and regmap instrumentation
1067 * Fix: don't clash with older Debian kernel versions
1068 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
1069 * Fix: discover Debian API
1070 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
1071 * Fix: atomic.h wrapper for kernels < 2.6.37
1072 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
1073 * Fix: add missing types.h include for older kernels
1074 * Fix: add hlist lttng wrappers
1075 * Fix: add struct file_handle forward declaration
1076 * Fix: string length calculation reversed user vs kernel args
1077 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
1078 * Fix: add lttng rcu wrapper to allow tracing RCU
1079 * Fix: double-unlock of session mutex
1080 * Fix: check that class and instance prototype match
1081 * Fix: lttng-events.h check function takes void
1082 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
1083 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
1084 * Fix: Include utsrelease.h in lttng-kernel-version.h
1085 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
1086 * Fix: old kernels need module.h included before vermagic.h
1087 * Fix: net instrumentation for kernels 2.6.39 and below
1088 * Fix: version condition in makefile
1089 * Implement wrapper around get_pfnblock_flags_mask
1090 * Be more restrictive in provider name check
1091 * Fix: net instrumentation namespacing
1092 * Fix: compaction instrumentation namespacing
1093 * Fix: Support 4.x kernel versions in Makefile
1094 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
1095 * Fix: add missing module.h include to lttng-probe-user.c
1096 * Fix: use lttng hlist wrapper in wildcard and filter
1097 * Fix: namespace asoc and kmem instrumentation
1098 * Fix: update instrumentation after wildcard rebase
1099 * Fix: lttng_abi_syscall_list does not need to be exported
1100 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
1101 * Remove now unused syscalls.h from lttng-modules
1102 * Filter: start with enabler "disabled"
1103 * Fix coverity warning about sizeof(void **) != sizeof(void *)
1104 * Fix length type and text sequence base
1105 * Fix: TP_FIELDS: add missing headers
1106 * Migrate syscall instrumentation to TP_FIELDS
1107 * Migrate tracepoint instrumentation to TP_FIELDS
1108 * Implement filtering infrastructure
1109 * syscall wildcards: apply syscall filtering
1110 * Implement syscall wildcard support
1111 * Implement tracepoint wildcard support
1112 * Namespace all tracepoints
1113 * Implement list.h wrapper for hlist in older kernels
1114 * Implement listing of pid tracker content
1115 * Implement PID tracking
1116 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
1117 * Fix: update writeback instrumentation for kernel 4.0+
1118 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
1119 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
1120 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
1121 * Fix: missing parenthesis in offset_align_floor
1122 * Fix: implement time.h wrapper for FD_ISSET
1123 * Fix: update sched instrumentation for 3.19+ kernels
1124 * Fix: update rcu instrumentation for 3.19+ kernels
1125 * Fix: update scsi instrumentation for 3.19+ kernels
1126 * Fix: update module instrumentation for 3.19+ kernels
1127 * Fix: Add f_dentry wrapper for 3.19+ kernels
1128 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
1129 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
1130 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
1131 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
1132 * Conditional compilation introduced by lttng-modules commit
1133 * Fix: compaction instrumentation update for 3.14.x stable kernels
1134 * Fix: context alignment not properly handled
1135 * Fix compilation on Linux kernel >= 3.18.0
1136 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
1137
af991434
MD
11382014-10-20 LTTng modules 2.6.0-rc1
1139 * Expose lttng-modules ABI version ioctl
1140 * Fix: syscall list ioctl number conflict
1141 * lttng-modules: fix build for non-x86
1142 * Fix: syscall listing of session
1143 * Print build warning when writeback probe is disabled
1144 * Add atomic.h wrapper for before/after atomic
1145 * Fix compilation on Ubuntu 14.10
1146 * Fix: export name as text array in writeback
1147 * Cleanup: remove unused trace_clock_read32()
1148 * Use 3.17 ktime_get_mono_fast_ns() new API
1149 * Check for stale version.h files
1150 * Fix: compile lttng_statedump_process_ns on Ubuntu
1151 * Reverse version check logic in lttng_statedump_process_ns
1152 * Fix block_rq_complete TP on Ubuntu kernel
1153 * Introduce macros to check Ubuntu kernel version
1154 * Sync writeback tracepoints from mainline
1155 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
1156 * Fix: hander negative get_syscall_nr return value
1157 * Fix: statedump: close_on_exec flag backward compat
1158 * Fix instrumentation of vmscan for older kernels
1159 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
1160 * Fix: syscall listing: handle "enable all syscall"
1161 * Fix: don't allow disabling syscalls when none are enabled
1162 * Fix: syscall: fail disable all if all already disabled
1163 * Fix: syscall filtering: NULL pointer deref
1164 * Cleanup: list syscall without syscall_entry prefix
1165 * Fix: syscall_list_show NULL pointer deref
1166 * implement syscall mask getter
1167 * Cleanup: lttng-abi.h coding style
1168 * syscall listing: show syscall ID
1169 * Allow events with same name to be enabled for each channel
1170 * ABI: use enable a syscall ABI field name
1171 * Implement syscall listing
1172 * Fix: tracepoint list anonymous file name
1173 * Fix: syscall filtering: disable all syscalls
1174 * syscall tracing: input/output parameter handling for all arch
1175 * lttng-get-syscall-inout.sh depends on bash
1176 * Fix generate syscall header script: add missing escape char
1177 * syscall instrumentation: handle copy_from_user return value
1178 * Rename LTTng syscall instrumentation macros
1179 * Rename LTTng instrumentation macros
1180 * Extract input/output arguments from accept and connect syscalls
1181 * syscall: extract pipe and pipe2 output args
1182 * Remove sys_ prefix from syscall names
1183 * System call inout/output arg processing
1184 * Update syscall inout table
1185 * Add syscall inout table
1186 * Extract syscall exit ret value on x86 32/64
1187 * Extract system call exit return value
1188 * Syscall filtering: apply to syscall exit
1189 * System call filtering
1190 * asoc.h: fix build with v3.17 kernel
1191 * Fix: lttng-modules teardown NULL pointer OOPS
1192 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
1193 * Modernize README using Markdown
1194 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
1195 * Add cscope to gitignore
1196 * Update kvm instrumentation: compile on 3.17-rc1
1197 * Update statedump to 3.17 nsproxy locking
1198 * Fix: noargs probes should calculate alignment and event length
1199 * Update compaction instrumentation to 3.16 kernel
1200 * Update vmscan instrumentation to 3.16 kernel
1201
789fd1d0
MD
12022014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
1203 * (no change)
1204
37cbcd7c
MD
12052014-06-27 LTTng modules 2.5.0-rc2
1206 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
1207 * Fix: statedump handle oom case, handle errors
1208 * Fix: correct typo in kernel version number
1209 * Fix: blktrace instrumentation for backported branches
1210 * Fix: statedump block devices OOPS
1211
0d979364
MD
12122014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
1213 * Add TID field to some block_* events
1214 * Fix: refuse overwrite mode buffers with less than two subbuffers
1215 * Fix: lttng modules system call generation script
1216 * Dump FD flags and mode on state dump
1217 * Fix: incorrect rwbs field type in block_bio_queue
1218 * Fix: blktrace instrumentation for v3.2.58+ stable branch
1219 * Fix: pass proper args when writing commit counter
1220 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
1221 * Fix: allow racy tracepoint string input from kernel and userspace
1222 * Statedump event for block devices
1223 * Fix: update v4l2 instrumentation to 3.15 kernel
1224 * Fix: ext4 update instrumentation to 3.15 kernel
1225 * Fix: update block instrumentation to 3.15 kernel
1226 * Fix: module instrumentation: update to 3.15 kernel
1227 * Adapt to 3.15 tracepoint API
1228 * Kernel 3.15 don't define map unmap for pipe
1229 * Fix: add missing module version in v4l2 probe
1230 * Add V4L2 instrumentation
1231 * Fix: rcu instrumentation: add const qualifier to char pointers
1232 * Fix: add missing module version information
1233 * Use kernel 3.13 syscall tables for MIPS32
1234 * Add MIPS32 syscalls extracted from a 3.13 kernel
1235 * Fix: block instrumentation: < 3.14 don't have bi_iter
1236 * Fix: update btrfs instrumentation to kernel 3.14
1237 * Fix: update block layer instrumentation to kernel 3.14
1238 * Fix: remove __exit annotation
1239 * Fix file permissions for lttng-statedump-impl.c
1240 * LTTng logger ABI
1241
fb2c3779
MD
12422014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
1243 * Fix: load state dump even if work-around lookup fails
1244 * Cleanup: fix comment
1245 * Fix: correctly version kvm events to build against v3.0 kernel
1246 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
1247
4be86211
MD
12482014-02-14 LTTng modules 2.4.0-rc4
1249 * Fix: use after free in ring buffer clients
1250 * Fix: Add statedump exit so module is not permanent
1251 * Cleanup: move callback init to static initialization
1252 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
1253
00808267
MD
12542014-01-29 LTTng modules 2.4.0-rc3
1255 * Fix: tracepoint event name mapping at unregister
1256 * Fix: tracepoint name remapping
1257 * Fix: enable event error path memory corruption
1258 * Update kvm instrumentation to Linux 3.13
1259 * Update sched instrumentation to Linux 3.13
1260 * Fix: provide more precise error report for enable event
1261 * Fix: quote event name in metadata
1262 * Add version info to lttng-tracer.ko modinfo
1263
0aa12233
MD
12642013-12-10 LTTng modules 2.4.0-rc2
1265 * Fix: client_packet_header() uses wrong packet
1266 * Cleanup: fix typo in ring buffer backend comment
1267 * Fix: handle unknown event type parameter
1268 * Fix: eliminate timestamp overlap between packets
1269 * gcc blacklist: only apply when building with gcc
1270 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
1271
223ca7c5
MD
12722013-11-15 LTTng modules 2.4.0-rc1
1273 * Update ext4 instrumentation to Linux 3.12
1274 * Update RCU instrumentation to Linux 3.12
1275 * Update btrfs instrumentation to 3.12 kernel
1276 * Update vmscan instrumentation to Linux 3.12
1277 * update: kmem instrumentation 3.12 kernel support
1278 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
1279 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
1280 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
1281 * Add new tracepoint in KVM
1282 * Blacklist kernels 3.10.13 and 3.11.2
1283 * LTTng trace-clock: shrink kernel blacklist
1284 * Metadata flush writes data from the cache
1285 * Per-stream ioctl to get the current timestamp
1286 * LTTng ringbuffer ABI calls for index generation
1287 * Prepare LTTng override of ring buffer fops
1288 * Blacklist Linux kernels 3.10+
1289
78c8710b
MD
12902013-09-03 LTTng modules 2.3.0
1291 * Fix: metadata stream should not reference session
1292 * Fix: btrfs: support 3.11 Linux kernel
1293 * statedump: remove KERN_DEBUG messages
1294 * Fix: ext4: add missing tracepoints for 3.11 kernel
1295 * Fix: ext4: Linux 3.11 support
1296 * Fix: ext3: 3.11 Linux support
1297 * Fix: statedump nsproxy 3.11 Linux support
1298
cf7ae3e6
MD
12992013-08-30 LTTng modules 2.3.0-rc2
1300 * Fix: metadata lttng channel refcount
1301 * README: lttng-modules incompatible with lttng 0.x patchset
1302
54207845
MD
13032013-07-17 LTTng modules 2.3.0-rc1
1304 * Fix: kvm x86 probes side-effect
1305 * Fix: allow get/put subbuf in loop for metadata stream
1306 * Add support for kvm x86 specific tracepoints
1307 * Add mainline headers for kvm x86 tracepoints
1308 * Remove old 3.0.4 x86-64 extracted syscall info
1309 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
1310 * Add syscalls extracted files from a 3.10-rc7 kernel
1311 * Improve documentation of the syscall extractor script
1312 * Fix: double length of __dynamic_len array
1313 * Fix printk instrumentation
1314 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1315 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1316 * Fix: SWITCH_FLUSH new sub-buffer checks
1317 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1318 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1319 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1320 * Fix: handle writes of length 0
1321 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1322 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1323 * print warning and return -EBUSY on double get_subbuf()
1324 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1325 * Fix: don't do 0 byte event reservation
1326 * Document that payload size need to be greater than 0
1327 * Fix build and load against linux-2.6.33.x
1328 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1329 * Metadata cache and multiple metadata channels
1330 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1331 * fix: block instrumentation: NULL pointer dereference
1332 * Update rcu instrumentation to 3.9.[0-4]
1333 * Fix CPU hotplug section mismatches
1334 * Add system calls definitions for powerpc-32
1335 * Remove bashism in lttng-syscalls-generate-headers.sh
1336 * Update ARM (32 bit) syscall tracepoints to 3.4
1337
88c5f61b
MD
13382013-05-09 LTTng modules 2.2.0-rc2
1339 * Remove useless lttng_metadata probe
1340 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1341 * Fix: 3.9.0 block layer instrumentation build
1342 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1343 * Stop build if CONFIG_TRACEPOINTS is not set
1344 * Add comments to endifs.
1345 * Fix: remove ARM set_tls system call override
1346 * Cleanup: arm sys_mmap whitespace
1347 * Clean up using global_dirty_limit wrapper for writeback probe
1348
78062c79
MD
13492013-03-29 LTTng modules 2.2.0-rc1
1350 * Update README
1351 * Fix: vmscan instrumentation build
1352 * writeback instrumentation: remove duplicated structures
1353 * block: update instrumentation to 3.9 rc kernel
1354 * rcu: update to 3.9 rc kernel instrumentation
1355 * workqueue instrumentation: remove duplicated structures
1356 * Rename odd event names
1357 * Introduce API to remap event names exposed by LTTng
1358 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1359 * Fix Linux 3.8 btrfs probe warning
1360 * Fix Linux 3.8 ext4 probe support
1361 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1362 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1363 * instrumentation sched: add missing fork pid info
1364 * Fix check in lttng_strlen_user_inatomic
1365 * instrumentation: sync with Linux commit a1ce392
1366 * Fix: statedump: missing locking, use lttng_iterate_fd
1367 * Implement lttng_iterate_fd wrapper
1368 * Instrumentation cleanup: kmem events should print hex pointers
1369 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1370 * Fix: statedump hang/too early completion due to logic error
1371 * Fix: statedump hang due to incorrect wait/wakeup use
1372 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1373 * wrapper/perf.h: Fix kernel version condition
1374 * Add new kernel probes instrumentation
1375 * Update kernel probes to more detailed match to kernel versions
1376 * Fix possible kernel build errors with linux-patches
1377 * Add missing MIT license text to 3 files under this license
1378 * Update sites using kernel version checking macro to new range
1379 * Make upper bound of kernel version checking macro exclusive
1380 * sock instrumentation: fix fields to get referenced values
1381 * ext3 instrumentation: fix of assignment code conversion
1382 * sched instrumentation: rename "pid" fields in sched_process_exec
1383 * Remove remaining semicolons in TP_fast_assign blocks
1384 * Fix compilation for 3.0 kernels that are named 2.6.40
1385 * Fix compilation for 3.0 branch (>= 3.0.39)
1386 * Add kernel version checking macro
1387 * Remove semicolons in TP_fast_assign blocks
1388 * Add ifdefs to net probe to support Linux 2.6.39
1389 * Add kernel probes for supplementary subsystems
1390 * Check if interrupt action name is not null in statedump
1391 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1392 * Add TRACE_EVENT(sched_process_exec) to sched.h
1393 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1394 * Fix warning with 3.6.0 kernel
1395 * ABI with support for compat 32/64 bits
1396 * Perform calculation on bit size in 64-bit
1397 * Use uint64_t for packet header content size and packet size
1398 * Fix: compat layer only on supported architectures
1399 * Fix ring buffer 32/64 bits compat
1400 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1401 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1402 * Fix: statedump missing check for NULL namespace
1403
7cb1d0ee
MD
14042012-09-10 LTTng modules 2.1.0-rc1
1405 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1406 * Support for linux kernels 2.6.32 through 2.6.37
1407 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1408 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1409 * Add env hostname information
1410 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1411 * lttng_statedump_process_state for each PID NS
1412 * Support the hostname context
1413 * Fix: statedump namespaced pid, tid and ppid
1414 * Fix: statedump: disable vm maps enumeration
1415 * Fix: ensure userspace accesses are done with _inatomic
1416 * Fix: vppid context should test for current nsproxy
1417 * Add MIPS system call support
1418 * Change mode of lttng-syscalls-generate-headers.sh to 755
1419 * cleanup: fix typo in syscall instrumentation header
1420 * Cleanup: remove trailing whitespace in README
1421 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1422 * LTTng: probe-statedump: add #include <linux/sched.h>
1423 * fix: signal_generate event should print utf8 for comm field
1424 * Makes write operation a parameter for tp_memcpy macro
1425 * Add coding style document
1426 * Update instrumentation/events README file
1427 * Add makefile target for preprocessor
1428 * Fix: free_event_id check should compare unsigned int with -1U
1429 * Use unsigned long type for events discarded counter
1430 * Fix: update signal instrumentation for 3.4 kernel
1431 * LTTng Modules ARM syscall instrumentation
1432 * Fix: generate header missing echo -e for escape chars
1433 * Fix: add missing uaccess.h include (for ARM)
1434 * README: Document that CONFIG_MODULES is required
1435 * Fix: README typo
1436 * Fix: document required and optional kernel config options in README
1437
d2a9270f
MD
14382012-03-29 LTTng modules 2.0.1
1439 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1440
14412012-03-20 LTTng modules 2.0.0
730e5783
MD
1442 * First STABLE version
1443 * Add version name
1444
63be4822
MD
14452012-03-20 LTTng modules 2.0.0-rc4
1446 * Update README and add version name place-holder
1447
1bca821c
MD
14482012-03-16 LTTng modules 2.0.0-rc3
1449 * Fix clock offset 32-bit multiplication overflow
1450 * Fix : wrong assign of fd in state dump
1451 * License cleanup, ifdef namespace cleanup
1452 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1453
4d1704b6
MD
14542012-03-02 LTTng modules 2.0.0-rc2
1455 * Fix: dmesg printout should not print metadata warnings
1456 * Fix: use transport name as channel name
1457 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1458
f66cbcc8
MD
14592012-02-20 LTTng modules 2.0.0-rc1
1460 * Standardize version across toolchain
1461 * statedump: Use old macro name for kernel 2.6.38
1462
2646f1db
MD
14632012-02-16 LTTng modules 2.0-pre15
1464 * Add timer instrumentation
1465 * fix: need to undef mainline define
1466 * fix: Include signal.h instead of irq.h for prototype match check
1467 * Add signal instrumentation
1468
3e8b3fb8
MD
14692012-02-16 LTTng modules 2.0-pre14
1470 * syscall tracing: sys_getcpu
1471 * Add sys_clone x86 instrumentation
1472 * statedump: fix include circular dep
1473 * Implement state dump
1474
ed5a7a8f
MD
14752012-02-09 LTTng modules 2.0-pre13
1476 * Update README
1477 * environment: write sysname, release, version, domain to metadata
1478 * Allow open /proc/lttng for read & write
1479
497051bd
MD
14802012-02-02 LTTng modules 2.0-pre12
1481 * Add x86 32/64 execve syscall instrumentation override
1482 * Remove unused defines
1483 * Add padding to ABI
1484 * Use LTTNG_KERNEL_SYM_NAME_LEN
1485 * Update version to 1.9.9
1486 * Add missing double-quotes to clock uuid
1487 * clock: read bootid as clock monotonic ID
1488 * Fix comment
1489 * Cleanup comment
1490 * clock: output clock description in metadata
1491 * Properly fix the timekeeping overflow detection
1492 * Fix init bug
1493 * rename lib-ring-buffer to lttng-lib-ring-buffer
1494 * Remove #warning
1495 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1496 * Update TODO
1497 * Update TODO
1498 * Remove debugfs file (keep only proc file)
1499 * Rename lttng-debugfs-abi files to lttng-abi
1500
4d3e89e3
MD
15012011-12-13 LTTng modules 2.0-pre11
1502 * Fix OOPS caused by reference of config pointer
1503 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1504 * lttng lib: ring buffer move null pointer check to open
1505 * lttng lib: ring buffer remove duplicate null pointer
1506 * lttng lib: ring buffer: remove stale null-pointer
1507 * lttng wrapper: add missing include to kallsyms wrapper
1508 * lttng: cleanup one-bit signed bitfields
1509 * Add TODO file
1510 * Update symbol name length max size to 256
1511 * Fix last modifications to string_from_user operations
1512 * Document that depmod needs to be executed by hand
1513 * Fix strlen_user fault space reservation
1514 * Fix tp_copy_string_from_user handling of faults
1515 * Disable block layer tracing support for kernels < 2.6.38
1516 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1517 * Update trace clock warning to match the current development plan
1518 * ringbuffer: make ring buffer printk less verbose
1519 * Makefile: do not run depmod manually
1520
e2222c2e
MD
15212011-09-30 LTTng modules 2.0-pre10
1522 * x86-32: override sys_mmap syscall instrumentation
1523 * Fix cast warning
1524
bfb508ed
MD
15252011-09-29 LTTng modules 2.0-pre9
1526 * x86 32 syscalls: fix !CONFIG_UID16
1527 * Use __string_from_user
1528 * Add __string_from_user
1529 * Rename "comm" context to "procname"
1530 * Fetch "type" name field for mount syscall
1531 * Create common override file for all architectures
1532 * Shrink stack size usage
1533 * Cleanup: remove unused lttng-compat-syscalls.c file
1534 * Support detailed compat syscalls on x86_64
1535 * Fix syscall table
1536 * Add disabled compat syscalls detail (work in progress)
1537 * Add config compat support for detailed x86_32 syscalls
1538 * Handle newer 3.1+ perf API
1539 * Add dummy x86-32 override headers
1540 * Bind x86-32 syscall headers
1541 * Add x86-32 syscall headers
1542 * Add check for KALLSYMS_ALL in syscall extraction script
1543 * Automate string extraction for syscalls
1544 * Automate syscall filename/pathname extraction
1545 * Add exit to ring_buffer_frontend so module is unloadable
1546 * Add sys_open filename (x86_64)
1547 * Add missing memcpy callback
1548 * copy_from_user and memset
1549 * Add missing alignment after header write
1550 * lib ring buffer: add frontend init as module_init
1551 * lib ring buffer frontend: add missing lock initialization
1552 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1553 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1554 * Create override for sys_mmap
1555 * Rename syscalls -> syscall in LTTng ABI
1556 * Use different event name for compat syscalls
1557 * Allow trace syscall table override
1558 * Add dummy override files
1559 * syscall detail: add override capability
1560 * Add pointer pretty-print heuristics
1561 * Add __field_hex
1562 * Rename sys exit errno into ret
1563 * Enable detailed syscalls only for native x86_64
1564 * Use "unknown" for compat syscalls
1565 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1566 * Fix syscall exit
1567 * Fix sys exit
1568 * Only enable detailed syscalls for x86_64 for now
1569 * Merge unknown syscall method with extended detail method
1570 * Add underscore prefix before event names
1571 * Add syscalls pointers detailed syscall tracing
1572 * Use perl for regexp
1573 * Support generation of syscall probes for those with pointers
1574 * Support detailed syscalls with 0 arguments
1575 * detailed syscall tracing (work in progress)
1576 * Expose /proc/lttng file
1577 * Implement detailed syscall event probe
1578 * Disable perf build for < 2.6.33 kernels
1579 * Syscall detail mode: generate syscall table
1580 * block instrumentation: write cmd as hex sequence
1581 * lttng-events TRACE_EVENT generator cleanup
1582 * block layer instrumentation: fix cmd field
1583 * Remove 0 args syscalls for now from type-aware syscall cb generator
1584 * Generate trace syscall table macros
1585 * Put syscall tracing without arg types back in place
1586 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1587 * lttng events probes: don't clash with "ctx" variable name
1588 * lib ring buffer must take private pointer copy before decrementing refcount
1589
47655e60
MD
15902011-08-16 LTTng modules 2.0-pre8
1591 * Fix metadata buffer wait/wakeup
1592
99a93317
MD
15932011-08-12 LTTng modules 2.0-pre7
1594 * Add missing module refcount to lttng_tracepoint_list_fops
1595 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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