Version 2.13.1
[lttng-modules.git] / ChangeLog
CommitLineData
8c0aec7e
MD
12022-01-05 (National Bird Day) LTTng modules 2.13.1
2 * fix: mm: move kvmalloc-related functions to slab.h (v5.16)
3 * fix: block: don't call blk_status_to_errno in blk_update_request (v5.16)
4 * fix: KVM: MMU: change tracepoints arguments to kvm_page_fault (v5.16)
5 * fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
6 * fix: isystem: delete global -isystem compile option (v5.16)
7 * fix: block: move block-related definitions out of fs.h (v5.16)
8 * Fix: syscall tracing: missing trigger actions
9 * Warn on event registration/unregistration failure
10 * fix: implicit-int error in EXPORT_SYMBOL_GPL
11 * fix: Revert "Makefile: Enable -Wimplicit-fallthrough for Clang" (v5.15)
12 * fix: cpu/hotplug: Remove deprecated CPU-hotplug functions. (v5.15)
13
fbba0d79
MD
142021-08-02 (Ice Cream Sandwich Day) LTTng modules 2.13.0
15 * No change
16
ddb8c0ef
MD
172021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
18 * fix: sched: Change task_struct::state (v5.14)
19 * fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
20 * fix: adjust ranges for RHEL 8.4
21
f982b51a
MD
222021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
23 * fix: adjust ranges for RHEL 8.2 and 8.3
24 * Disable x86 error code bitwise enum in default build
25 * Disable mmap bitwise enum in default build
26 * Disable block rwbs bitwise enum in default build
27 * Disable sched_switch bitwise enum in default build
28 * Disable open[at] bitwise enum in default build
29 * Disable fcntl bitwise enum in default build
30 * Disable clone bitwise enum in default build
31 * Add experimental bitwise enum config option
32 * Add defaults to Kconfig options
33 * Cleanup: remove unused EXTCFLAGS from Makefile
34 * Sync `show_inode_state()` macro with upstream stable kernels
35 * Update .gitreview for stable-2.13
36 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
37 * fix: block: remove disk_part_iter (v5.12)
38 * Cleanup: lib ring buffer: rename pagecpy local variable
39 * Cleanup: clarify strcpy/strcpy_from_user local variables
40 * Implement ring buffer Pascal string copy
41 * Move alignment into event write callback
42 * Cleanup: disable page fault after access_ok
43 * Fix: increment buffer offset when failing to copy from user-space
44 * Fix: add missing #include for 3.8 kernel
45 * Fix: builtin script referring to old directories
46 * events.h API const-ness
47 * Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
48 * Rename struct channel to struct lttng_kernel_ring_buffer_channel
49 * Refactoring: struct lttng_channel
50 * Fix: missing #include for 3.8 kernel
51 * Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
52 * Set probe descriptor field in event descriptor
53 * Split syscall tracepoint generation in their own files
54 * Include `linux/in{,6}.h` closer to where it's used
55 * Group all syscall enums in one compile unit
56 * Include `linux/mman.h` for mmap flag enum
57 * Add `struct trace_syscall_table`
58 * Define `static_assert()` when not defined by kernel
59 * Move event hash tables to private header
60 * Move forward declarations to private header
61 * Move lttng_syscall_filter forward declaration to private header
62 * Split ID tracker into public/private structures
63 * Move id tracker hash node to private header
64 * Split struct lttng_session into public/private structures
65 * Move struct lttng_metadata_stream to private header
66 * Move event notifier and counter structures to private header
67 * Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
68 * Refactoring: struct lttng_kernel_channel_buffer_ops
69 * Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
70 * Move metadata cache structure to internal header
71 * Move internal APIs to internal header
72 * Move kprobes, uprobes, kretprobes, syscall structures to internal header
73 * Move kprobe, kretprobe, uprobe APIs to internal header
74 * Remove unused TRACEPOINT_HAS_DATA_ARG
75 * Move enabler APIs to internal header
76 * Move bytecode structures to internal header
77 * Remove include of internal header from tracepoint-event-impl.h
78 * Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
79 * Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
80 * Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
81 * Move context structures and API to internal header
82 * Move enabler structures to internal header
83 * Makefile: add .o wildcard target
84 * Fix: Makefile: generation of specific .i file not working
85 * Fix: refactor preemptible context
86 * Refactoring: context callbacks
87 * Remove event id parameter from event_reserve callback
88 * Refactoring: ring buffer context
89 * sequence and variant types: use previous field for length/tag if NULL
90
2ad5a979
MD
912021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
92 * Set the 2.13 release codename and description
93 * Fix: LTTng-modules ABI ioctl wrong direction
94 * Refactoring: bytecode interpreter
95 * Move probe_ctx argument to align with lttng-ust
96 * Combine event notifier and recorder enable/disable functions
97 * Refactoring: combine probe callbacks
98 * Combine event recorder and notifier destroy
99 * Refactoring: event structures
100 * lttng-probes: Warn of event's and provider's name for mismatch
101 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
102 * fix: refactor contexts for type description structures
103 * fix: remove 'src/' from modules install path
104 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
105 * fix: block: add a disk_uevent helper (v5.12)
106 * Fix: perf counters: uninitialized field
107 * Cleanup: implement dedicated file operations for events and enablers
108 * Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
109 * Refactoring: type description structures
110 * Prefix lttng_enum_desc with lttng_kernel_
111 * Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
112 * Introduce internal event header
113 * Cleanup: namespace string encoding
114 * Cleanup: Rename abstract types to lttng_kernel_type
115 * Cleanup: event_notifier -> notify in comments
116 * Fix: event notifier: add missing parameters validation
117 * msgpack: use KERNEL namespace for header protection
118 * Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
119 * Add entryexit field to kretprobes ABI
120 * Add missing fallthrough comments
121 * No-op instrumentation is unsupported, cleanup fallthrough comments
122 * kretprobes: rename "return" to "exit"
123 * compiler warning cleanup: is_signed_type: compare -1 to 1
124 * Fix: bytecode linker: validate event and field array/sequence encoding
125 * Fix: racy notifier captures update vs traversal
126 * Fix: kretprobe: null ptr deref on session destroy
127 * Fix: bytecode linker: iteration on wrong list head
128 * counters: add coalesce_hits to ABI
129 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
130 * Fix: filter interpreter early-exits on uninitialized value
131 * Fix: memory leaks on event notifier destroy
132 * Fix: memory leaks on event destroy
133 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
134 * Fix: do not use bdi_unknown_name symbol
135 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
136 * Fix: writeback: out-of-bound reads
137 * fix: Add one digit to RHEL major release version
138 * fix: Add one digit to SLES minor release version
139 * fix: RT_PATCH_VERSION is close to overflow
140 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
141 * fix: double defined LTTNG_KERNEL_VERSION
142 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
143 * fix: sublevel version overflow in LINUX_VERSION_CODE
144 * Namespace kernel version macros
145 * aarch64: blacklist gcc prior to 5.1
146 * fix: missing include for 'task_struct' in fdtable.h
147 * Fix: counter-api: always inline counter add function
148 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
149 * fix: block: merge struct block_device and struct hd_struct (v5.11)
150 * fix: kprobes: Remove kretprobe hash (v5.11)
151 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
152 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
153 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
154 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
155 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
156 * fix: remove floating-point arguments in msgpack
157 * abi: use 0, 1 for counter enumerations
158 * Cleanup: use tabs in abi.h
159 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
160 * Fix: handle default switch case with -EINVAL in lttng-syscalls
161 * fix: use wrapper for hlist_for_each_entry_rcu
162 * fix: asm/barrier.h was introduced in v3.4
163 * Fix: handle default switch case with -EINVAL in __lttng_counter_add
164 * Introduce lttng smp_store_release smp_load_acquire wrappers
165 * fix: include byteorder.h for 'cpu_to_*'
166 * Fix: notifier: use store-release/load-acquire for error counter
167 * Fix: event-notifier: Groups may not have an error counter
168 * Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
169 * Fix: remove dead code in msgpack.c
170 * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
171 * Fix: include limits.h wrapper from libcounter
172 * Fix: include kernel.h in wrapper/limits.h
173 * Introduce limits wrapper
174 * Introduce lazy system call event creation
175 * Implement event notifier error counter
176 * Implement lib counter
177 * capture: Replace FIXME by explanation of the limit
178 * Implement capturing payload on event notifier
179 * Fix: comment related to filter bytecode list
180 * Fix: use vmalloc for filter bytecode allocation
181 * Implement enum and sequence capture serialization functions
182 * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
183 * Generalize `lttng_enabler_link_bytecode()` bytecode list
184 * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
185 * Add `interpreter_funcs` to `lttng_bytecode_runtime`
186 * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
187 * Rename filter bytecode types and files
188 * bytecode: generalize `struct lttng_filter_bytecode_node`
189 * Add msgpack implementation for serializing captures
190 * bytecode: allow interpreter to return any type
191 * bytecode: propagate `rev_bo` of element
192 * bytecode: set register type to `REG_PTR` even if not used
193 * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
194 * bytecode: add `REG_U64` interpreter register type
195 * Fix: filter validator: refuse string and star glob input to bitwise operation
196 * Fix: bytecode: Validate register type for instructions expecting unknown type
197 * Cleanup: Rename filter functions/fields to mention "filter"
198 * Implement event notifiers for syscalls
199 * Fix: syscalls: address of statically allocated element never null
200 * Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
201 * Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
202 * syscalls: extract `lttng_syscall_filter_enable()` for reuse
203 * Cleanup: syscall: remove unused `syscall_name` field
204 * fix: adjust version range for trace_find_free_extent()
205 * Improve the release script
206 * Add release maintainer script
207 * fix: include order for older kernels
208 * fix: tracepoint: Optimize using static_call() (v5.10)
209 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
210 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
211 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
212 * fix: ext4: fast commit recovery path (v5.10)
213 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
214 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
215 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
216 * Revert "Implement event notifiers for syscalls"
217 * Fix: ressource leak in id tracker
218 * Implement event notifiers for syscalls
219 * lttng-syscalls.c: extract function calling actual probe
220 * Namespace syscall code relating to events
221 * Implement event notifiers for uprobes
222 * Namespace uprobe functions relating to events
223 * doc: event notifier on kretprobe is not supported
224 * Implement event notifiers for kprobes
225 * Namespace kprobe functions relating to events
226 * Implement event notifiers for tracepoints
227 * Implement event notifier probes
228 * Fix: event notifier: adapt read iterator state to poll expectations
229 * Fix: event-notifier: do not flush packet if it only contains subbuf header
230 * Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
231 * Implement event notifier send notification
232 * Add event notifier and event notifier enabler
233 * Implement event notifier group create
234 * Add token to `struct lttng_kernel_event`
235 * lttng-events: move lttng_transport_find earlier in source file
236 * lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
237 * lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
238 * Introduce event notifier lib ring buffer client
239 * lttng_abi_create_stream_fd: expect fd name as parameter
240 * LTTng ring buffer clients: expect void pointer as private data to create channel
241 * lib ring buffer: use irq_work for wakeup by writer
242 * Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
243 * Cleanup: extract function to borrow hashlist bucket
244 * Decouple `struct lttng_event` from filter code
245 * Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
246 * Extract event enabler fields to specialized struct
247 * Docs: explain why unused `lttng_enabler::ctx` is kept around
248 * Rename `enum lttng_enabler_type` to `_format_type`
249 * Test: add signed value and enum for testings of event notifier capture
250 * Cleanup: remove usage of enum in ABI structures
251 * Fix: type mismatch in clone instrumentation
252 * syscalls: Make clone()'s `flags` field a 2 enum struct.
253 * fix: strncpy equals destination size warning
254 * Set version to 2.13-pre
255 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
256 * Add 'kernel_read' wrapper for kernels < v4.14
257 * fix: Use 'kernel_read' to read from procfs
258 * fix: don't allow userspace copy to read kernel memory
259 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
260 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
261 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
262 * Fix: system call filter table
263 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
264 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
265 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
266 * fix: removal of [smp_]read_barrier_depends (v5.9)
267 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
268 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
269 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
270 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
271 * Namespace all logging statements
272 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
273 * Fix: mmap enum flags build failures
274 * syscalls: Make mmap()'s fields `prot` and `flags` enums
275 * x86: add error code enum to pagefault tracepoints
276 * Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
277 * module_load: change `taints` field to `ctf_enum`
278 * Fix: Lock metadata cache on session destroy
279 * Fix: metadata stream leak, missing list removal and locking
280 * Fix: coherent state not changed atomically with metadata written
281 * fix: include module.h for EXPORT_SYMBOL_GPL
282 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
283 * fix: version range for overflow_callback
284 * fix: global_dirty_limit was introduced in v3.1
285 * fix: wrapper_uprobe_unregister is a void function
286 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
287 * fix: vmalloc on v5.8 without KALLSYMS
288 * Detect missing symbols used with kallsyms_lookup at compile time
289 * Add time namespace context
290 * Use exported symbol bdevname() instead of disk_name()
291 * Add git-review config
292 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
293 * Update design document
294 * Add lttng-modules design document
295 * Fix: callstack: initialize nested sequence length field name
296 * Fix: callstack: NULL pointer dereference: length field also need fdata
297 * Fix: callstack context memory corruption
298 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
299 * fix: block: remove the error argument to the block_bio_complete (v5.8)
300 * fix: pipe_buf_operations rework (v5.8)
301 * Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
302 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
303 * fix: vmalloc_sync_mappings was backported to v5.5.12
304 * Update: Additional kernel ranges for vmalloc_sync_mappings
305 * Update: Use vmalloc_sync_mappings for stable kernels
306 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
307 * Cleanup: remove unsupported `ctf_float()` macros
308 * Cleanup: have interpreter functions return _DISCARD instead of 0
309 * Cleanup: bytecode: typo: "s16" -> "u16"
310 * Cleanup: Rename patches.i to patches.h
311 * Cleanup: Move all source files to src/
312 * Cleanup: Move patches.i to include/generated/
313 * Cleanup: Move lttng-modules instrumentation headers
314 * Cleanup: Remove toplevel directory from include search path
315 * Cleanup: Move blacklist/ headers to include/blacklist/
316 * Cleanup: Move wrapper/ headers to include/wrapper/
317 * Cleanup: Move instrumentation/ headers to include/instrumentation/
318 * Cleanup: Remove deprecated TODO file
319 * fix: add missing guid_t type to wrapper
320 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
321 * Cleanup: Move headers from toplevel to include/lttng/
322 * Cleanup: Move headers from probes/ to include/lttng/
323 * Cleanup: Move headers from lib/ to include/lttng/
324 * Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
325 * Fix: wrapper random documentation
326 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
327 * Unbreak LTTng for kernel 5.7
328 * Move lttng wrappers into own module
329 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
330 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
331 * instrumentation: update mm_vmscan for kernel >= 5.7.0
332 * filter: bytecode already in the list should go before
333 * tracepoint: Refactor representation of nested types
334 * wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
335 * Update to SPDX v3.0 identifiers
336 * fix: uaccess wrapper for CentOS >= 4.18.0-147
337 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
338 * fix: signal instrumentation for CentOS >= 4.18.0-147
339 * fix: kvm instrumentation for CentOS >= 4.18.0-147
340 * fix: rcu instrumentation for CentOS >= 4.18.0-80
341 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
342 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
343 * Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
344 * syscalls: Make the cmd field of fcntl an enum
345 * syscalls: Make the flags and mode fields of open[at] enumerations
346 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
347 * Record event as soon as one filter evaluates to TRUE
348 * Add UDP and ICMP packet header information to the tracepoint
349 * statedump: introduce file_table_address
350 * Remove kernel version from syscall headers name
351 * Add script to automate the syscall extraction process
352 * Update lttng-syscalls-extractor for v5.6.0
353 * Add a Makefile for the lttng-syscalls-extractor module
354 * Cleanup: Syscall headers scripts shellcheck warnings
355 * Remove lttng-ftrace integration
356 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
357 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
358 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
359 * Change integer base to hex for fields representing addresses
360 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
361 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
362 * fix: use timespec64 on kernels that have it
363 * fix: move lttng_close_on_exec to proper wrapper
364 * fix: 'struct timex' removed upstream (v5.6)
365 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
366 * Fix: statedump: check task_active_pid_ns return value for NULL
367 * Fix: lttng-events.c: variable may be used uninitialized
368 * Cleanup: remove trailing white spaces across project
369 * sched: Make the sched_switch task state an enum
370 * block: Make the rwbs field as a bit field enum
371 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
372 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
373 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
374 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
375 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
376 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
377 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
378
ada81c8b
MD
3792020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
380 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
381 * Version 2.12.0-pre
382 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
383 * fix: use user ns wrapper code in new id trackers
384 * fix: function prototype in wrapper/mm.h
385 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
386 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
387 * lttng-clear: stop tracing required
388 * sunrpc: introduce lttng_get_clid helper
389 * Fix: sunrpc: use signed integer for client id
390 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
391 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
392 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
393 * fix: btrfs: tracepoints: constify all pointers (v5.5)
394 * fix: btrfs block group struct refactor (v5.5)
395 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
396 * Update .gitignore from upstream
397 * Add missing include for kernels between 3.8 and 3.15
398 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
399 * net: Add entry/exit tracepoints for all receive paths
400 * statedump: Add thread ID (tid) to interrupt
401 * metadata: Add the product uuid to the 'env' section
402 * Cleanup: statedump process state event pid namespace fields
403 * Add namespaces statedump
404 * Add uid/gid contexts
405 * Add namespace contexts
406 * README.md: Document LTTNG_TRACEPOINT_EVENT
407 * README.md: cleanup formatting for bullet lists
408 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
409 * Cleanup: Silence gcc fall-through warning
410 * Fix: update sched prev_state instrumentation for upstream kernel
411 * Fix: gcc-9.1 stack frame size warning
412 * Implement ring buffer clear
413 * Make bitfield.h C++-friendly
414 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
415 * Add metadata env fields
416 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
417 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
418 * Fix: missing define when not building with gcc
419 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
420 * Fix: Don't print ring-buffer's records count when it is not used
421 * Fix: do not set quiescent state on channel destroy
422 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
423 * Introduce callstack stackwalk implementation header
424 * Prepare callstack common code for stackwalk
425 * Introduce callstack legacy implementation header
426 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
427 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
428 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
429 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
430 * fix: timer/trace: Improve timer tracing (v5.2)
431 * Cleanup: bitfields: streamline use of underscores
432 * Silence compiler "always false comparison" warning
433 * Fix: bitfield: shift undefined/implementation defined behaviors
434 * Fix: timestamp_end field should include all events within sub-buffer
435 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
436 * lttng abi documentation: clarify getter usage requirements
437 * Fix: don't access packet header for stream_id and stream_instance_id getters
438 * Fix: atomic_long_add_unless() returns a boolean
439 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
440 * Fix: pipe: stop using ->can_merge (v5.1)
441 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
442 * Fix: mm: create the new vm_fault_t type (v5.1)
443 * Fix: extra-version-git.sh redirect stderr to /dev/null
444 * Move timekeeping blacklisting to a header file
445 * Blacklist: kprobe for arm
446 * Cleanup: tp mempool: Remove logically dead code
447 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
448 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
449 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
450 * Fix: Remove 'type' argument from access_ok() function (v5.0)
451 * Fix: timer instrumentation for RHEL 7.6
452 * Add missing SPDX license identifiers to uprobes
453 * Drop support for kernels < 3.0 from Makefiles
454 * Drop support for kernels < 3.0 from writeback instrumentation
455 * Drop support for kernels < 3.0 from workqueue instrumentation
456 * Drop support for kernels < 3.0 from skb instrumentation
457 * Drop support for kernels < 3.0 from scsi instrumentation
458 * Drop support for kernels < 3.0 from sched instrumentation
459 * Drop support for kernels < 3.0 from power instrumentation
460 * Drop support for kernels < 3.0 from net instrumentation
461 * Drop support for kernels < 3.0 from module instrumentation
462 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
463 * Drop support for kernels < 3.0 from lock instrumentation
464 * Drop support for kernels < 3.0 from kvm instrumentation
465 * Drop support for kernels < 3.0 from kmem instrumentation
466 * Drop support for kernels < 3.0 from jbd2 instrumentation
467 * Drop support for kernels < 3.0 from irq instrumentation
468 * Drop support for kernels < 3.0 from ext4 instrumentation
469 * Drop support for kernels < 3.0 from block instrumentation
470 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
471 * Drop support for kernels < 3.0 from lttng-kernel-version.h
472 * Drop support for kernels < 3.0 from lttng-events.h
473 * Drop support for kernels < 3.0 from lib
474 * Drop spinlock.h wrapper
475 * Drop kstrtox.h wrapper
476 * Drop uuid.h wrapper
477 * Drop vzalloc.h wrapper
478 * Drop support for kernels < 3.0 from tracepoint.h wrapper
479 * Drop support for kernels < 3.0 from perf.h wrapper
480 * Drop support for kernels < 3.0 from atomic.h wrapper
481 * Drop compat patches for kernels < 2.6.36
482 * Bump minimum kernel version to 3.0
483 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
484 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
485 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
486 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
487 * CPU topology statedump on x86
488 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
489 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
490 * Fix: adapt to kernel relative references
491 * Fix: sync event enablers before choosing header type
492 * Fix: implicit declarations caused by buffer size checks.
493 * Prevent allocation of buffers if exceeding available memory
494 * Fix: btrfs instrumentation namespacing
495 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
496 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
497 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
498 * Fix: access migrate_disable field directly
499 * Fix: out of memory error handling
500 * Fix: uprobes: missing break in lttng_event_ioctl()
501 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
502 * Fix: instruction pointer has different names across arch
503 * Fix: build failures when CONFIG_UPROBES is absent
504 * uprobe: Support multiple call sites for the same uprobe event
505 * uprobe: Receive file descriptor from session instead of path to file
506 * uprobe: Mark uprobe event as registered
507 * Add uprobes support
508 * Fix: adjust SLE version ranges to build with SP2 and SP3
509 * Fix: Allow alphanumeric characters in SLE version
510 * Fix: Adjust range for SuSE 4.4.103-92 kernels
511 * Cleanup: move to kernel style SPDX license identifiers
512 * Cleanup: move scripts to subdirectory
513 * Cleanup: modinfo keys
514 * Add extra version information framework
515 * Revert "Add btrfs file item tracepoints"
516 * Fix: btrfs: Remove unnecessary fs_info parameter
517 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
518 * Fix: asoc: Remove snd_soc_cache_sync() implementation
519 * Fix: asoc: fix printing jack name
520 * Fix: asoc: Consolidate path trace events
521 * Fix: ASoC level IO tracing removed upstream
522 * Enable userspace callstack contexts only on x86
523 * Prevent re-entrancy in callstack-user context
524 * Callstack context: bump number of entries to 128
525 * Fix: callstack context alignment calculation
526 * Cleanup callstack context
527 * Fix callstack context: write empty sequence if no stack trace
528 * Fix: callstack context: false-sharing, bad memory size allocation
529 * callstack context: use delimiter when stack is incomplete
530 * Cleanup callstack context
531 * Add kernel and user callstack contexts
532 * Assign CPU id before saving the context size
533 * Define max nesting count constant
534 * Compute variable sized context length
535 * Pass arguments for context size computation
536 * Add 9p probe
537 * Update delayed ref tracepoints for v3.12
538 * Add btrfs file item tracepoints
539 * Add btrfs tracepoint for em's EEXIST case
540 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
541 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
542 * Fix: lttng filter validator ERANGE error handling
543 * Fix: filter interpreter: use LTTNG_SIZE_MAX
544 * Filter: add FILTER_OP_RETURN_S64 instruction
545 * Perform bitwise ops on unsigned types
546 * Filter: catch shift undefined behavior
547 * Filter: add lshift, rshift, bit not ops
548 * Filter: index array, sequences, implement bitwise binary operators
549 * Fix: pid tracker should track "pgid" for noargs probes
550 * lttng-tp-mempool: perform node-local allocation
551 * Fix: update RCU instrumentation for 4.17
552 * Fix: sunrpc instrumentation for 4.17
553 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
554 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
555 * Update: kvm instrumentation for ubuntu 4.13.0-38
556 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
557 * Fix: btrfs instrumentation namespacing
558 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
559 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
560 * Fix: update kvm instrumentation for 4.1.50+
561 * Use the memory pool instead of kmalloc
562 * Create a memory pool for temporary tracepoint probes storage
563 * Fix: use proper pid_ns in the process statedump
564 * Fix: add variable quoting to shell scripts
565 * Update: kvm instrumentation for fedora 4.14.13-300
566 * Fix: Add Fedora version macros
567 * Add preemptirq instrumentation
568 * Clean-up: fix stale #endif comments
569 * Command to dump the metadata cache again
570 * Add a new /dev/lttng-logger interface
571 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
572 * Fix: update block instrumentation for SuSE 4.4.114-92
573 * Fix: update rcu instrumentation for v4.16
574 * Fix: update vmscan instrumentation for v4.16
575 * Fix: update timer instrumentation on 4.16 and 4.14-rt
576 * Update kvm instrumentation for debian kernel 4.14.0-3
577 * Fix: network instrumentation protocol enum
578 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
579 * Fix: update block instrumentation for SuSE 4.4.73-5
580 * Fix: global_dirty_limit for kernel v4.2 and up
581 * Fix: network instrumentation handling of corrupted TCP headers
582 * Fix: add missing uaccess.h include from kstrtox.h wrapper
583 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
584 * Fix: btrfs_delayed_ref_head was unwired since v3.12
585 * Update kvm instrumentation for debian kernel 4.9.65-3
586 * Fix: debian kernel version parsing
587 * Fix: block instrumentation 4.14+ NULL pointer dereference
588 * Update: kvm instrumentation for 3.16.52 and 3.2.97
589 * Fix: kvm instrumentation for 4.15
590 * Update sock instrumentation for 4.15
591 * Update kvm instrumentation for 4.15
592 * Fix: ACCESS_ONCE() removed in kernel 4.15
593 * Fix: sched instrumentation on stable RT kernels
594 * timer API transition for kernel 4.15
595 * Fix: Don't nest get online cpus
596 * Fix: lttng_channel_syscall_mask() bool use in bitfield
597 * Fix: update kmem instrumentation for kernel 4.15
598 * Fix: lttng_kvmalloc helper NULL pointer OOPS
599
aca13e38
MD
6002018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
601 * Fix: uprobes: missing break in lttng_event_ioctl()
602 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
603 * Fix: instruction pointer has different names across arch
604 * Fix: build failures when CONFIG_UPROBES is absent
605 * uprobe: Support multiple call sites for the same uprobe event
606 * uprobe: Receive file descriptor from session instead of path to file
607 * uprobe: Mark uprobe event as registered
608 * Add uprobes support
609 * Fix: adjust SLE version ranges to build with SP2 and SP3
610 * Fix: Allow alphanumeric characters in SLE version
611 * Fix: Adjust range for SuSE 4.4.103-92 kernels
612 * Cleanup: move to kernel style SPDX license identifiers
613 * Cleanup: move scripts to subdirectory
614 * Cleanup: modinfo keys
615 * Add extra version information framework
616 * Revert "Add btrfs file item tracepoints"
617 * Fix: btrfs: Remove unnecessary fs_info parameter
618 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
619 * Fix: asoc: Remove snd_soc_cache_sync() implementation
620 * Fix: asoc: fix printing jack name
621 * Fix: asoc: Consolidate path trace events
622 * Fix: ASoC level IO tracing removed upstream
623 * Enable userspace callstack contexts only on x86
624 * Prevent re-entrancy in callstack-user context
625 * Callstack context: bump number of entries to 128
626 * Fix: callstack context alignment calculation
627 * Cleanup callstack context
628 * Fix callstack context: write empty sequence if no stack trace
629 * Fix: callstack context: false-sharing, bad memory size allocation
630 * callstack context: use delimiter when stack is incomplete
631 * Cleanup callstack context
632 * Add kernel and user callstack contexts
633 * Assign CPU id before saving the context size
634 * Define max nesting count constant
635 * Compute variable sized context length
636 * Pass arguments for context size computation
637 * Add 9p probe
638 * Update delayed ref tracepoints for v3.12
639 * Add btrfs file item tracepoints
640 * Add btrfs tracepoint for em's EEXIST case
641 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
642 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
643 * Fix: lttng filter validator ERANGE error handling
644 * Fix: filter interpreter: use LTTNG_SIZE_MAX
645 * Filter: add FILTER_OP_RETURN_S64 instruction
646 * Perform bitwise ops on unsigned types
647 * Filter: catch shift undefined behavior
648 * Filter: add lshift, rshift, bit not ops
649 * Filter: index array, sequences, implement bitwise binary operators
650 * Fix: pid tracker should track "pgid" for noargs probes
651 * lttng-tp-mempool: perform node-local allocation
652 * Fix: update RCU instrumentation for 4.17
653 * Fix: sunrpc instrumentation for 4.17
654 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
655 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
656 * Update: kvm instrumentation for ubuntu 4.13.0-38
657 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
658 * Fix: btrfs instrumentation namespacing
659 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
660 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
661 * Fix: update kvm instrumentation for 4.1.50+
662 * Use the memory pool instead of kmalloc
663 * Create a memory pool for temporary tracepoint probes storage
664 * Fix: use proper pid_ns in the process statedump
665 * Fix: add variable quoting to shell scripts
666 * Update: kvm instrumentation for fedora 4.14.13-300
667 * Fix: Add Fedora version macros
668 * Add preemptirq instrumentation
669 * Clean-up: fix stale #endif comments
670 * Command to dump the metadata cache again
671 * Add a new /dev/lttng-logger interface
672 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
673 * Fix: update block instrumentation for SuSE 4.4.114-92
674 * Fix: update rcu instrumentation for v4.16
675 * Fix: update vmscan instrumentation for v4.16
676 * Fix: update timer instrumentation on 4.16 and 4.14-rt
677 * Update kvm instrumentation for debian kernel 4.14.0-3
678 * Fix: network instrumentation protocol enum
679 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
680 * Fix: update block instrumentation for SuSE 4.4.73-5
681 * Fix: global_dirty_limit for kernel v4.2 and up
682 * Fix: network instrumentation handling of corrupted TCP headers
683 * Fix: add missing uaccess.h include from kstrtox.h wrapper
684 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
685 * Fix: btrfs_delayed_ref_head was unwired since v3.12
686 * Update kvm instrumentation for debian kernel 4.9.65-3
687 * Fix: debian kernel version parsing
688 * Fix: block instrumentation 4.14+ NULL pointer dereference
689 * Update: kvm instrumentation for 3.16.52 and 3.2.97
690 * Fix: kvm instrumentation for 4.15
691 * Update sock instrumentation for 4.15
692 * Update kvm instrumentation for 4.15
693 * Fix: ACCESS_ONCE() removed in kernel 4.15
694 * Fix: sched instrumentation on stable RT kernels
695 * timer API transition for kernel 4.15
696 * Fix: Don't nest get online cpus
697 * Fix: lttng_channel_syscall_mask() bool use in bitfield
698 * Fix: update kmem instrumentation for kernel 4.15
699 * Fix: lttng_kvmalloc helper NULL pointer OOPS
700 * Update version to 2.11.0-pre
701 * Fix: lttng-logger get_user_pages_fast error handling
702 * Fix: update block instrumentation for 4.14 kernel
703 * Revert "Fix: update block instrumentation for kernel 4.14"
704 * Fix: version check error in btrfs instrumentation
705 * Fix: update btrfs instrumentation for kernel 4.14
706 * Fix: update writeback instrumentation for kernel 4.14
707 * Fix: update block instrumentation for kernel 4.14
708 * Fix: vmalloc wrapper on kernel < 2.6.38
709 * Fix: vmalloc wrapper on kernel >= 4.12
710 * Add kmalloc failover to vmalloc
711 * Fix: mmap: caches aliased on virtual addresses
712 * Fix: update ext4 instrumentation for kernel 4.13
713 * Fix: Sleeping function called from invalid context
714 * Fix: sched for v4.11.5-rt1
715 * Make vim users life easier
716 * Rename Makefile.ABI.workarounds to Kbuild.common
717 * Fix: handle missing ftrace header on v4.12
718 * Fix: pid tracker should track "pgid"
719 * Cleanup: typo in lttng pid tracker
720 * Fix: Build ftrace probe on kernels prior to 4.12
721 * Fix: update ftrace probe for kernel 4.12
722 * Fix: update block instrumentation for kernel 4.12
723 * Calculate context length outside of retry loop
724 * Fix: Add support for 4.9.27-rt18 kernel
725 * Fix: update btrfs instrumentation for kernel 4.12
726 * Fix: update ringbuffer for kernel 4.12
727 * Fix: update sched instrumentation for kernel 4.12
728 * Fix: ext3 was completely removed from the kernel in v4.3
729 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
730 * Fix: add "flush empty" ioctl for stream intersection
731 * Revert "Fix: flush empty packets on snapshot channel"
732 * Revert "Fix: don't perform extra flush on metadata channel"
733
a7528254
MD
7342017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
735 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
736 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
737 * Fix: Always build vmscan probe
738 * Cleanup: formatting in strutils_star_glob_match explanation
739 * Fix: introduce LTTNG_SIZE_MAX for older kernels
740 * Use SIZE_MAX instead of -1ULL for size_t parameter
741 * filter: use SIZE_MAX for size_t
742 * Fix: out of bound array access in filter code
743 * Add support for star globbing patterns in event names
744 * Filtering: add support for star-only globbing patterns
745 * Add string utilities
746 * lttng-abi.c: cleanup whitespaces
747 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
748 * Fix: kref changes for kernel 4.11
749 * Fix: atomic_add_unless() returns true/false rather than prior value
750 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
751 * Fix: update scsi instrumentation for kernel 4.11
752 * Fix: changes to the vm_op fault cb prototype in libringbuffer
753 * Fix: update btrfs instrumentation for kernel 4.11
754 * Fix: update mm_vmscan instrumentation for kernel 4.11
755 * Fix: section mismatch warning caused by __exit annotation
756 * socketpair: extend syscall socketpair tracing information
757 * Remove events/mainline unused headers
758 * update event README
759 * Fix: nmi-safe clock on 32-bit systems
760 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
761 * Fix: 4.10 hotplug adaptation backward compat
762 * Fix: 4.10 btrfs instrumentation update backward compat
763 * Update btrfs instrumentation for 4.10 kernel
764 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
765 * btrfs instrumentation: update to 4.10 kernel
766 * timer instrumentation: adapt to ktime_t without union
767 * Add load/unload messages to kernel log
768 * Update version to 2.10.0-pre
769 * Fix: asoc instrumentation for RHEL 7.3
770 * Fix: SCSI instrumentation for SLES12 SP2
771 * Add SUSE Linux Enterprise kernel version tests
772 * Filter code relicensing to MIT license
773 * Add task cpu in process statedump
774 * Performance: add missing unlikely in reserve
775 * Fix: preemptible and migratable context error handling
776 * Fix: bump stable kernel version ranges for clock work-around
777
f8af63a2
MD
7782016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
779 * Fix: i2c: support kernels < 3.15
780 * Fix: show warning for broken clock work-around
781 * Bump minor ABI version
782 * Fix: work-around upstream Linux timekeeping bug
783 * Add support for i2c tracepoints
784 * Cleanup: makefile version checks with single "ge"
785 * Performance: special-case NULL in lttng_strlen_user_inatomic
786 * Fix: lttng_inline_memcpy does not take a __user argument
787 * Performance: implement lttng_inline_memcpy
788 * Performance: cache the backend pages pointer in context
789 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
790 * Performance: Only dereference commit index once
791 * Performance: Mark channel and buffer event disabled check unlikely
792 * Performance: Relax atomicity constraints for crash handling
793 * Performance: mark ring buffer do_copy callers always inline
794 * Performance: mark lib_ring_buffer_write always inline
795 * Kconfig: select TRACEPOINTS when built-in
796 * Performance: disable event counting by default
797 * Fix: handle large number of pages or subbuffers per buffer
798 * Fix: unregister cpu hotplug notifier on buffer alloc error
799 * Fix: sa_family is of type unsigned short
800 * Fix: check for sizeof sa_family to save sa_family in accept and connect
801 * Fix: use printk_once() for wrapper warning messages
802 * Fix: btrfs instrumentation for 4.8 kernel
803 * Fix: update mm_vmscan instrumentation for kernel 4.8
804 * Fix: napi instrumentation for 4.8 kernels
805 * Fix: update block instrumentation to compile on 4.8 kernels
806 * Cleanup: reuse code in accept() and accept4() instrumentation
807 * Add x86-64 override for accept4 syscall
808 * Fix: timer wrapper: support kernels >= 4.8
809 * Performance: split check deliver fast/slow paths
810 * Fix: x86-64 accept instrumentation
811 * Fix: Add support for 4.6.4-rt8 kernel
812 * Fix: update scsi instrumentation for 4.7+ kernels
813 * Fix: Use fs_initcall instead of rootfs_initcall
814 * Fix: Add kernel configuration for lttng clock plugin
815 * Fix: the clock plugin must be initiated before first use of the clock
816 * Fix: tests/Kbuild for older kernels
817 * Cleanup: __dynamic_len_idx set but not used warning
818 * Cleanup: coding style and comments of net.h
819 * net: Add TCP header data to net_* tracepoints
820 * net: Add IPv4/IPv6 header data to net_* tracepoints
821 * Fix: endianness for the container type of enum
822 * enumeration autoincrement: use if/else logic
823 * Cleanup trailing whitespaces
824 * lttng-test probe: test ctf_enum_auto()
825 * Add ctf_enum_auto() for autoincrementing enumeration values
826 * Implement session statedump command
827 * Fix: annotate bytecode interpreter for kernel stack validator
828 * Update version to 2.9.0-pre
829 * Fix: ring buffer: honor switch parameter type in remote switch
830 * Fix: only flush non-metadata channels
831 * Fix: don't perform extra flush on metadata channel
832 * select, poll and epoll_wait overrides on ARM 32-bit
833 * Fix: flush empty packets on snapshot channel
834 * Fix: do not generate packet at destroy after stop
835 * Fix: compat ioctl for flush/get metadata version
836 * Fix: ctf_string() should handle NULL pointers
837 * Fix: portability: no arith on void pointer
838 * Fix: add missing tests/Kbuild
839 * Test clock override plugin
840 * Fix: add modules target to base Makefile
841 * Fix: make clean does not include dot-config
842 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
843 * Documentation: document that CONFIG_MODULES not required when builtin
844 * Fix: add missing errno include in random wrapper
845 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
846 * Fix: copy_from_user size when limited allocation
847 * Extract the payload of epoll_wait/epoll_pwait
848 * Extract the payload for epoll_ctl
849 * Extract the FDs and flags from poll and ppoll
850 * Extract the FD sets in select and pselect6
851 * Add ctf_integer_bitfield_type
852 * Implement enumeration type
853 * Implement custom field support
854 * Implement variant type
855 * Implement shadow stack for dynamic len
856 * libringbuffer: implement event too big API
857 * Implement structure, compound array/sequence types
858 * Fix: integer endianness metadata generation
859 * Fix: endianness of integers received by filter
860 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
861 * Fix: RHEL kernel 3.10.0-327.13.1 compat
862 * Fix: ctf_user_integer should not trigger page fault
863 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
864 * Add comment describing ioctl number duplication
865 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
866 * Fix: Remove dead code from filter interpreter
867 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
868 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
869 * Fix: use of uninitialized ret value in lttng_abi_create_event
870 * Fix: kmem instrumentation: remove unused gfpflags.h include
871 * Fix: 4.6 kernel: use in_compat_syscall
872 * Fix: use BUG_ON instead of accessing array subscript above array bounds
873 * Fix: Add granularity to RHEL kernel version checks
874
0dca9206
MD
8752016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
876 * Bump minor tracer ABI version
877 * Fix: build against out-of-tree kernel build
878 * probes/Kbuild: remove upper level header path
879 * Move leftover relative include paths to system paths
880 * syscall instrumentation: use system headers
881 * tracepoint event instrumentation: use system headers
882 * Use system include path in wrappers
883 * libs: use system include paths
884 * Use system header paths in core implementation files
885 * Use system include paths in root directory headers
886 * Use system include paths in probes
887 * Update gitignore
888 * Use system include paths in lttng-types.h
889 * Use system include paths in lttng-tracepoint-event-impl.h
890 * Use system include path in probes/define_trace.h
891 * Use system include paths in probes/lttng-tracepoint-event-impl.h
892 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
893 * Add makefile directory to include path
894 * Fix: event ctx get size should be after chan ctx
895 * Fix: filter interpreter with userspace strings
896 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
897 * Fix: format address fields as hexadecimal
898 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
899 * Fix: system call instrumentation overrides
900 * Fix: page_alloc wrapper incorrect parenthesis
901 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
902 * Fix: add struct user_msghdr forward declaration for older kernels
903 * Cleanup: Remove unused lttng-types module
904 * Fix: add missing versions and init call for page_alloc wrapper
905 * Fix: Define lttng-tracer metadata only once
906 * Fix: Add CONFIG_LTTNG to modules_install target
907 * Fix: Use kbuild env instead of a custom var KERNELDIR
908 * Update clock offset comment
909 * clock offset: print negative value in metadata
910 * Fix: handle negative clock offset
911 * Fix: sched instrumentation for 4.1-rt11
912 * Add RT patch version macros
913 * Expect filter context identifiers starting with $ctx.
914 * ARM64: wire up compat system calls
915 * Add support for arm64 syscalls
916 * Fix: Ubuntu kernel range for block_rq_complete
917 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
918 * Fix: update vmscan instrumentation for kernel 4.5
919 * Fix: check reference counts for overflow
920 * Fix: RHEL 7.2 scsi instrumentation
921 * Fix: RHEL 7.2 kvm instrumentation
922 * Kconfig: describe both module and in-kernel compilation options
923 * Add comments and indentation to Makefile
924 * Add support for built-in kernel build
925 * Rename sub makefiles to Kbuild
926 * Cleanup sub makefiles
927 * Make goals configurable with CONFIG_LTTNG
928 * Fix: Use generic raw_irqs_disabled_flags
929 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
930 * Fix: update sched instrumentation for kernel 4.4.0
931 * Bump version number for development branch
932 * Fix: interruptible context: reversed logic
933 * Contexts for RT debugging
934 * Fix: instrumentation: v4lv2 missing include
935 * Fix: header size larger than 256 bytes
936 * Instrument x86 page faults
937 * Fix: irq_vectors TRACE_SYSTEM name
938 * Instrument x86_irq_vectors
939 * Fix: tracepoint listing misses last loaded probe
940 * Fix: lttng trace-clock needs to disable preemption
941 * Tracepoint event: add "TP_code_post()"
942 * Implement array and sequence bitfields
943 * Fix: kmem: add mm.h include
944 * Add page frame number (pfn) to kmem page events
945 * Use pfn rather than struct page in ring buffer array
946 * Implement clock plugin support
947 * Command to regenerate the metadata of a session
948 * Fix: writeback instrumentation update for 4.3 Linux kernel
949 * Fix: update sched wakeup instrumentation for 4.3 kernel
950 * Fix: lttng-test build failure for kernels < 3.0
951 * Use 3.18 syscall instrumentation for MIPS32
952 * Update the MIPS32 syscall instrumentation to 3.18
953 * Fix: Move pipe override to the arch specific pointers_override.h
954 * Implement lttng test module
955 * Cleanup: remove logically dead code
956 * Fix: filter validator use after free
957 * Fix: use after free in channel release
958 * Fix: non-enabler events should be disabled by default
959 * Fix: build failure on 2.6.36
960 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
961 * Fix: writeback instrumentation for 4.2 kernels
962 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
963 * Add stream instance id to the packet header
964 * Add a packet sequence number
965 * Fix: kmem probe with Ubuntu 3.13 kernels
966 * Fix: disable kvm probe if lapic.h isn't found
967 * Fix: timer instrumentation for 4.2 kernels
968 * Fix: ext4 instrumentation for 4.2 kernels
969 * Fix: kvm instrumentation for 4.2 kernels
970 * Fix: allow LTTng to be built within kernel tree
971
9722015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
973 * Fix: Building the event list fails on fragmented memory
974 * Fix: use after free on metadata cache reallocation
975 * Fix: version checks for kernel 4.0
976 * Fix: Incorrect Ubuntu kernel patchlevel
977 * Fix: cpu-id context should use int type
978 * Implement cpu-id context
979 * Implement cpu_id context for filtering
980 * Fix: context printk mismatch on error
981 * Cleanup: misleading comment about deferrable timer
982 * Fix: arm-32 build
983 * Fix: Update kmem event for Ubuntu's 3.16 kernel
984 * Fix: RHEL 7.1 block instrumentation
985 * Fix: add RHEL version macros
986 * Fix: add missing parenthesis in ubuntu version check
987 * Fix: remove regmap instrumentation for kernels < 4.1
988 * Fix: Update kmem event for recent Ubuntu kernel
989 * Fix: missing statedump end event when block device listing available
990 * Fix: don't generate incorrect macros for debian/ubuntu version check
991 * Revert "Fix: build against Ubuntu kernels"
992 * Fix: build against Ubuntu kernels
993 * Add namespace info in sched_fork and statedump
994 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
995 * Fix: printk instrumentation: remove "condition" tracepoints
996 * Fix: regmap build against kernel 4.0 kernel headers
997 * Add mmu_valid_gen field to mmutrace events
998 * Fix: add missing x86 mmutrace kernel header include
999 * Fix: x86 mmutrace event extra field for kernels >= 3.11
1000 * Fix: remove execute flag from kvm.h file
1001 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
1002 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
1003 * Fix: 4.1-rc1 Linux build and regmap instrumentation
1004 * Fix: don't clash with older Debian kernel versions
1005 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
1006 * Fix: discover Debian API
1007 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
1008 * Fix: atomic.h wrapper for kernels < 2.6.37
1009 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
1010 * Fix: add missing types.h include for older kernels
1011 * Fix: add hlist lttng wrappers
1012 * Fix: add struct file_handle forward declaration
1013 * Fix: string length calculation reversed user vs kernel args
1014 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
1015 * Fix: add lttng rcu wrapper to allow tracing RCU
1016 * Fix: double-unlock of session mutex
1017 * Fix: check that class and instance prototype match
1018 * Fix: lttng-events.h check function takes void
1019 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
1020 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
1021 * Fix: Include utsrelease.h in lttng-kernel-version.h
1022 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
1023 * Fix: old kernels need module.h included before vermagic.h
1024 * Fix: net instrumentation for kernels 2.6.39 and below
1025 * Fix: version condition in makefile
1026 * Implement wrapper around get_pfnblock_flags_mask
1027 * Be more restrictive in provider name check
1028 * Fix: net instrumentation namespacing
1029 * Fix: compaction instrumentation namespacing
1030 * Fix: Support 4.x kernel versions in Makefile
1031 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
1032 * Fix: add missing module.h include to lttng-probe-user.c
1033 * Fix: use lttng hlist wrapper in wildcard and filter
1034 * Fix: namespace asoc and kmem instrumentation
1035 * Fix: update instrumentation after wildcard rebase
1036 * Fix: lttng_abi_syscall_list does not need to be exported
1037 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
1038 * Remove now unused syscalls.h from lttng-modules
1039 * Filter: start with enabler "disabled"
1040 * Fix coverity warning about sizeof(void **) != sizeof(void *)
1041 * Fix length type and text sequence base
1042 * Fix: TP_FIELDS: add missing headers
1043 * Migrate syscall instrumentation to TP_FIELDS
1044 * Migrate tracepoint instrumentation to TP_FIELDS
1045 * Implement filtering infrastructure
1046 * syscall wildcards: apply syscall filtering
1047 * Implement syscall wildcard support
1048 * Implement tracepoint wildcard support
1049 * Namespace all tracepoints
1050 * Implement list.h wrapper for hlist in older kernels
1051 * Implement listing of pid tracker content
1052 * Implement PID tracking
1053 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
1054 * Fix: update writeback instrumentation for kernel 4.0+
1055 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
1056 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
1057 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
1058 * Fix: missing parenthesis in offset_align_floor
1059 * Fix: implement time.h wrapper for FD_ISSET
1060 * Fix: update sched instrumentation for 3.19+ kernels
1061 * Fix: update rcu instrumentation for 3.19+ kernels
1062 * Fix: update scsi instrumentation for 3.19+ kernels
1063 * Fix: update module instrumentation for 3.19+ kernels
1064 * Fix: Add f_dentry wrapper for 3.19+ kernels
1065 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
1066 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
1067 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
1068 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
1069 * Conditional compilation introduced by lttng-modules commit
1070 * Fix: compaction instrumentation update for 3.14.x stable kernels
1071 * Fix: context alignment not properly handled
1072 * Fix compilation on Linux kernel >= 3.18.0
1073 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
1074
af991434
MD
10752014-10-20 LTTng modules 2.6.0-rc1
1076 * Expose lttng-modules ABI version ioctl
1077 * Fix: syscall list ioctl number conflict
1078 * lttng-modules: fix build for non-x86
1079 * Fix: syscall listing of session
1080 * Print build warning when writeback probe is disabled
1081 * Add atomic.h wrapper for before/after atomic
1082 * Fix compilation on Ubuntu 14.10
1083 * Fix: export name as text array in writeback
1084 * Cleanup: remove unused trace_clock_read32()
1085 * Use 3.17 ktime_get_mono_fast_ns() new API
1086 * Check for stale version.h files
1087 * Fix: compile lttng_statedump_process_ns on Ubuntu
1088 * Reverse version check logic in lttng_statedump_process_ns
1089 * Fix block_rq_complete TP on Ubuntu kernel
1090 * Introduce macros to check Ubuntu kernel version
1091 * Sync writeback tracepoints from mainline
1092 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
1093 * Fix: hander negative get_syscall_nr return value
1094 * Fix: statedump: close_on_exec flag backward compat
1095 * Fix instrumentation of vmscan for older kernels
1096 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
1097 * Fix: syscall listing: handle "enable all syscall"
1098 * Fix: don't allow disabling syscalls when none are enabled
1099 * Fix: syscall: fail disable all if all already disabled
1100 * Fix: syscall filtering: NULL pointer deref
1101 * Cleanup: list syscall without syscall_entry prefix
1102 * Fix: syscall_list_show NULL pointer deref
1103 * implement syscall mask getter
1104 * Cleanup: lttng-abi.h coding style
1105 * syscall listing: show syscall ID
1106 * Allow events with same name to be enabled for each channel
1107 * ABI: use enable a syscall ABI field name
1108 * Implement syscall listing
1109 * Fix: tracepoint list anonymous file name
1110 * Fix: syscall filtering: disable all syscalls
1111 * syscall tracing: input/output parameter handling for all arch
1112 * lttng-get-syscall-inout.sh depends on bash
1113 * Fix generate syscall header script: add missing escape char
1114 * syscall instrumentation: handle copy_from_user return value
1115 * Rename LTTng syscall instrumentation macros
1116 * Rename LTTng instrumentation macros
1117 * Extract input/output arguments from accept and connect syscalls
1118 * syscall: extract pipe and pipe2 output args
1119 * Remove sys_ prefix from syscall names
1120 * System call inout/output arg processing
1121 * Update syscall inout table
1122 * Add syscall inout table
1123 * Extract syscall exit ret value on x86 32/64
1124 * Extract system call exit return value
1125 * Syscall filtering: apply to syscall exit
1126 * System call filtering
1127 * asoc.h: fix build with v3.17 kernel
1128 * Fix: lttng-modules teardown NULL pointer OOPS
1129 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
1130 * Modernize README using Markdown
1131 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
1132 * Add cscope to gitignore
1133 * Update kvm instrumentation: compile on 3.17-rc1
1134 * Update statedump to 3.17 nsproxy locking
1135 * Fix: noargs probes should calculate alignment and event length
1136 * Update compaction instrumentation to 3.16 kernel
1137 * Update vmscan instrumentation to 3.16 kernel
1138
789fd1d0
MD
11392014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
1140 * (no change)
1141
37cbcd7c
MD
11422014-06-27 LTTng modules 2.5.0-rc2
1143 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
1144 * Fix: statedump handle oom case, handle errors
1145 * Fix: correct typo in kernel version number
1146 * Fix: blktrace instrumentation for backported branches
1147 * Fix: statedump block devices OOPS
1148
0d979364
MD
11492014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
1150 * Add TID field to some block_* events
1151 * Fix: refuse overwrite mode buffers with less than two subbuffers
1152 * Fix: lttng modules system call generation script
1153 * Dump FD flags and mode on state dump
1154 * Fix: incorrect rwbs field type in block_bio_queue
1155 * Fix: blktrace instrumentation for v3.2.58+ stable branch
1156 * Fix: pass proper args when writing commit counter
1157 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
1158 * Fix: allow racy tracepoint string input from kernel and userspace
1159 * Statedump event for block devices
1160 * Fix: update v4l2 instrumentation to 3.15 kernel
1161 * Fix: ext4 update instrumentation to 3.15 kernel
1162 * Fix: update block instrumentation to 3.15 kernel
1163 * Fix: module instrumentation: update to 3.15 kernel
1164 * Adapt to 3.15 tracepoint API
1165 * Kernel 3.15 don't define map unmap for pipe
1166 * Fix: add missing module version in v4l2 probe
1167 * Add V4L2 instrumentation
1168 * Fix: rcu instrumentation: add const qualifier to char pointers
1169 * Fix: add missing module version information
1170 * Use kernel 3.13 syscall tables for MIPS32
1171 * Add MIPS32 syscalls extracted from a 3.13 kernel
1172 * Fix: block instrumentation: < 3.14 don't have bi_iter
1173 * Fix: update btrfs instrumentation to kernel 3.14
1174 * Fix: update block layer instrumentation to kernel 3.14
1175 * Fix: remove __exit annotation
1176 * Fix file permissions for lttng-statedump-impl.c
1177 * LTTng logger ABI
1178
fb2c3779
MD
11792014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
1180 * Fix: load state dump even if work-around lookup fails
1181 * Cleanup: fix comment
1182 * Fix: correctly version kvm events to build against v3.0 kernel
1183 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
1184
4be86211
MD
11852014-02-14 LTTng modules 2.4.0-rc4
1186 * Fix: use after free in ring buffer clients
1187 * Fix: Add statedump exit so module is not permanent
1188 * Cleanup: move callback init to static initialization
1189 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
1190
00808267
MD
11912014-01-29 LTTng modules 2.4.0-rc3
1192 * Fix: tracepoint event name mapping at unregister
1193 * Fix: tracepoint name remapping
1194 * Fix: enable event error path memory corruption
1195 * Update kvm instrumentation to Linux 3.13
1196 * Update sched instrumentation to Linux 3.13
1197 * Fix: provide more precise error report for enable event
1198 * Fix: quote event name in metadata
1199 * Add version info to lttng-tracer.ko modinfo
1200
0aa12233
MD
12012013-12-10 LTTng modules 2.4.0-rc2
1202 * Fix: client_packet_header() uses wrong packet
1203 * Cleanup: fix typo in ring buffer backend comment
1204 * Fix: handle unknown event type parameter
1205 * Fix: eliminate timestamp overlap between packets
1206 * gcc blacklist: only apply when building with gcc
1207 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
1208
223ca7c5
MD
12092013-11-15 LTTng modules 2.4.0-rc1
1210 * Update ext4 instrumentation to Linux 3.12
1211 * Update RCU instrumentation to Linux 3.12
1212 * Update btrfs instrumentation to 3.12 kernel
1213 * Update vmscan instrumentation to Linux 3.12
1214 * update: kmem instrumentation 3.12 kernel support
1215 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
1216 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
1217 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
1218 * Add new tracepoint in KVM
1219 * Blacklist kernels 3.10.13 and 3.11.2
1220 * LTTng trace-clock: shrink kernel blacklist
1221 * Metadata flush writes data from the cache
1222 * Per-stream ioctl to get the current timestamp
1223 * LTTng ringbuffer ABI calls for index generation
1224 * Prepare LTTng override of ring buffer fops
1225 * Blacklist Linux kernels 3.10+
1226
78c8710b
MD
12272013-09-03 LTTng modules 2.3.0
1228 * Fix: metadata stream should not reference session
1229 * Fix: btrfs: support 3.11 Linux kernel
1230 * statedump: remove KERN_DEBUG messages
1231 * Fix: ext4: add missing tracepoints for 3.11 kernel
1232 * Fix: ext4: Linux 3.11 support
1233 * Fix: ext3: 3.11 Linux support
1234 * Fix: statedump nsproxy 3.11 Linux support
1235
cf7ae3e6
MD
12362013-08-30 LTTng modules 2.3.0-rc2
1237 * Fix: metadata lttng channel refcount
1238 * README: lttng-modules incompatible with lttng 0.x patchset
1239
54207845
MD
12402013-07-17 LTTng modules 2.3.0-rc1
1241 * Fix: kvm x86 probes side-effect
1242 * Fix: allow get/put subbuf in loop for metadata stream
1243 * Add support for kvm x86 specific tracepoints
1244 * Add mainline headers for kvm x86 tracepoints
1245 * Remove old 3.0.4 x86-64 extracted syscall info
1246 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
1247 * Add syscalls extracted files from a 3.10-rc7 kernel
1248 * Improve documentation of the syscall extractor script
1249 * Fix: double length of __dynamic_len array
1250 * Fix printk instrumentation
1251 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1252 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1253 * Fix: SWITCH_FLUSH new sub-buffer checks
1254 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1255 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1256 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1257 * Fix: handle writes of length 0
1258 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1259 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1260 * print warning and return -EBUSY on double get_subbuf()
1261 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1262 * Fix: don't do 0 byte event reservation
1263 * Document that payload size need to be greater than 0
1264 * Fix build and load against linux-2.6.33.x
1265 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1266 * Metadata cache and multiple metadata channels
1267 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1268 * fix: block instrumentation: NULL pointer dereference
1269 * Update rcu instrumentation to 3.9.[0-4]
1270 * Fix CPU hotplug section mismatches
1271 * Add system calls definitions for powerpc-32
1272 * Remove bashism in lttng-syscalls-generate-headers.sh
1273 * Update ARM (32 bit) syscall tracepoints to 3.4
1274
88c5f61b
MD
12752013-05-09 LTTng modules 2.2.0-rc2
1276 * Remove useless lttng_metadata probe
1277 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1278 * Fix: 3.9.0 block layer instrumentation build
1279 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1280 * Stop build if CONFIG_TRACEPOINTS is not set
1281 * Add comments to endifs.
1282 * Fix: remove ARM set_tls system call override
1283 * Cleanup: arm sys_mmap whitespace
1284 * Clean up using global_dirty_limit wrapper for writeback probe
1285
78062c79
MD
12862013-03-29 LTTng modules 2.2.0-rc1
1287 * Update README
1288 * Fix: vmscan instrumentation build
1289 * writeback instrumentation: remove duplicated structures
1290 * block: update instrumentation to 3.9 rc kernel
1291 * rcu: update to 3.9 rc kernel instrumentation
1292 * workqueue instrumentation: remove duplicated structures
1293 * Rename odd event names
1294 * Introduce API to remap event names exposed by LTTng
1295 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1296 * Fix Linux 3.8 btrfs probe warning
1297 * Fix Linux 3.8 ext4 probe support
1298 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1299 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1300 * instrumentation sched: add missing fork pid info
1301 * Fix check in lttng_strlen_user_inatomic
1302 * instrumentation: sync with Linux commit a1ce392
1303 * Fix: statedump: missing locking, use lttng_iterate_fd
1304 * Implement lttng_iterate_fd wrapper
1305 * Instrumentation cleanup: kmem events should print hex pointers
1306 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1307 * Fix: statedump hang/too early completion due to logic error
1308 * Fix: statedump hang due to incorrect wait/wakeup use
1309 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1310 * wrapper/perf.h: Fix kernel version condition
1311 * Add new kernel probes instrumentation
1312 * Update kernel probes to more detailed match to kernel versions
1313 * Fix possible kernel build errors with linux-patches
1314 * Add missing MIT license text to 3 files under this license
1315 * Update sites using kernel version checking macro to new range
1316 * Make upper bound of kernel version checking macro exclusive
1317 * sock instrumentation: fix fields to get referenced values
1318 * ext3 instrumentation: fix of assignment code conversion
1319 * sched instrumentation: rename "pid" fields in sched_process_exec
1320 * Remove remaining semicolons in TP_fast_assign blocks
1321 * Fix compilation for 3.0 kernels that are named 2.6.40
1322 * Fix compilation for 3.0 branch (>= 3.0.39)
1323 * Add kernel version checking macro
1324 * Remove semicolons in TP_fast_assign blocks
1325 * Add ifdefs to net probe to support Linux 2.6.39
1326 * Add kernel probes for supplementary subsystems
1327 * Check if interrupt action name is not null in statedump
1328 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1329 * Add TRACE_EVENT(sched_process_exec) to sched.h
1330 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1331 * Fix warning with 3.6.0 kernel
1332 * ABI with support for compat 32/64 bits
1333 * Perform calculation on bit size in 64-bit
1334 * Use uint64_t for packet header content size and packet size
1335 * Fix: compat layer only on supported architectures
1336 * Fix ring buffer 32/64 bits compat
1337 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1338 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1339 * Fix: statedump missing check for NULL namespace
1340
7cb1d0ee
MD
13412012-09-10 LTTng modules 2.1.0-rc1
1342 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1343 * Support for linux kernels 2.6.32 through 2.6.37
1344 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1345 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1346 * Add env hostname information
1347 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1348 * lttng_statedump_process_state for each PID NS
1349 * Support the hostname context
1350 * Fix: statedump namespaced pid, tid and ppid
1351 * Fix: statedump: disable vm maps enumeration
1352 * Fix: ensure userspace accesses are done with _inatomic
1353 * Fix: vppid context should test for current nsproxy
1354 * Add MIPS system call support
1355 * Change mode of lttng-syscalls-generate-headers.sh to 755
1356 * cleanup: fix typo in syscall instrumentation header
1357 * Cleanup: remove trailing whitespace in README
1358 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1359 * LTTng: probe-statedump: add #include <linux/sched.h>
1360 * fix: signal_generate event should print utf8 for comm field
1361 * Makes write operation a parameter for tp_memcpy macro
1362 * Add coding style document
1363 * Update instrumentation/events README file
1364 * Add makefile target for preprocessor
1365 * Fix: free_event_id check should compare unsigned int with -1U
1366 * Use unsigned long type for events discarded counter
1367 * Fix: update signal instrumentation for 3.4 kernel
1368 * LTTng Modules ARM syscall instrumentation
1369 * Fix: generate header missing echo -e for escape chars
1370 * Fix: add missing uaccess.h include (for ARM)
1371 * README: Document that CONFIG_MODULES is required
1372 * Fix: README typo
1373 * Fix: document required and optional kernel config options in README
1374
d2a9270f
MD
13752012-03-29 LTTng modules 2.0.1
1376 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1377
13782012-03-20 LTTng modules 2.0.0
730e5783
MD
1379 * First STABLE version
1380 * Add version name
1381
63be4822
MD
13822012-03-20 LTTng modules 2.0.0-rc4
1383 * Update README and add version name place-holder
1384
1bca821c
MD
13852012-03-16 LTTng modules 2.0.0-rc3
1386 * Fix clock offset 32-bit multiplication overflow
1387 * Fix : wrong assign of fd in state dump
1388 * License cleanup, ifdef namespace cleanup
1389 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1390
4d1704b6
MD
13912012-03-02 LTTng modules 2.0.0-rc2
1392 * Fix: dmesg printout should not print metadata warnings
1393 * Fix: use transport name as channel name
1394 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1395
f66cbcc8
MD
13962012-02-20 LTTng modules 2.0.0-rc1
1397 * Standardize version across toolchain
1398 * statedump: Use old macro name for kernel 2.6.38
1399
2646f1db
MD
14002012-02-16 LTTng modules 2.0-pre15
1401 * Add timer instrumentation
1402 * fix: need to undef mainline define
1403 * fix: Include signal.h instead of irq.h for prototype match check
1404 * Add signal instrumentation
1405
3e8b3fb8
MD
14062012-02-16 LTTng modules 2.0-pre14
1407 * syscall tracing: sys_getcpu
1408 * Add sys_clone x86 instrumentation
1409 * statedump: fix include circular dep
1410 * Implement state dump
1411
ed5a7a8f
MD
14122012-02-09 LTTng modules 2.0-pre13
1413 * Update README
1414 * environment: write sysname, release, version, domain to metadata
1415 * Allow open /proc/lttng for read & write
1416
497051bd
MD
14172012-02-02 LTTng modules 2.0-pre12
1418 * Add x86 32/64 execve syscall instrumentation override
1419 * Remove unused defines
1420 * Add padding to ABI
1421 * Use LTTNG_KERNEL_SYM_NAME_LEN
1422 * Update version to 1.9.9
1423 * Add missing double-quotes to clock uuid
1424 * clock: read bootid as clock monotonic ID
1425 * Fix comment
1426 * Cleanup comment
1427 * clock: output clock description in metadata
1428 * Properly fix the timekeeping overflow detection
1429 * Fix init bug
1430 * rename lib-ring-buffer to lttng-lib-ring-buffer
1431 * Remove #warning
1432 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1433 * Update TODO
1434 * Update TODO
1435 * Remove debugfs file (keep only proc file)
1436 * Rename lttng-debugfs-abi files to lttng-abi
1437
4d3e89e3
MD
14382011-12-13 LTTng modules 2.0-pre11
1439 * Fix OOPS caused by reference of config pointer
1440 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1441 * lttng lib: ring buffer move null pointer check to open
1442 * lttng lib: ring buffer remove duplicate null pointer
1443 * lttng lib: ring buffer: remove stale null-pointer
1444 * lttng wrapper: add missing include to kallsyms wrapper
1445 * lttng: cleanup one-bit signed bitfields
1446 * Add TODO file
1447 * Update symbol name length max size to 256
1448 * Fix last modifications to string_from_user operations
1449 * Document that depmod needs to be executed by hand
1450 * Fix strlen_user fault space reservation
1451 * Fix tp_copy_string_from_user handling of faults
1452 * Disable block layer tracing support for kernels < 2.6.38
1453 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1454 * Update trace clock warning to match the current development plan
1455 * ringbuffer: make ring buffer printk less verbose
1456 * Makefile: do not run depmod manually
1457
e2222c2e
MD
14582011-09-30 LTTng modules 2.0-pre10
1459 * x86-32: override sys_mmap syscall instrumentation
1460 * Fix cast warning
1461
bfb508ed
MD
14622011-09-29 LTTng modules 2.0-pre9
1463 * x86 32 syscalls: fix !CONFIG_UID16
1464 * Use __string_from_user
1465 * Add __string_from_user
1466 * Rename "comm" context to "procname"
1467 * Fetch "type" name field for mount syscall
1468 * Create common override file for all architectures
1469 * Shrink stack size usage
1470 * Cleanup: remove unused lttng-compat-syscalls.c file
1471 * Support detailed compat syscalls on x86_64
1472 * Fix syscall table
1473 * Add disabled compat syscalls detail (work in progress)
1474 * Add config compat support for detailed x86_32 syscalls
1475 * Handle newer 3.1+ perf API
1476 * Add dummy x86-32 override headers
1477 * Bind x86-32 syscall headers
1478 * Add x86-32 syscall headers
1479 * Add check for KALLSYMS_ALL in syscall extraction script
1480 * Automate string extraction for syscalls
1481 * Automate syscall filename/pathname extraction
1482 * Add exit to ring_buffer_frontend so module is unloadable
1483 * Add sys_open filename (x86_64)
1484 * Add missing memcpy callback
1485 * copy_from_user and memset
1486 * Add missing alignment after header write
1487 * lib ring buffer: add frontend init as module_init
1488 * lib ring buffer frontend: add missing lock initialization
1489 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1490 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1491 * Create override for sys_mmap
1492 * Rename syscalls -> syscall in LTTng ABI
1493 * Use different event name for compat syscalls
1494 * Allow trace syscall table override
1495 * Add dummy override files
1496 * syscall detail: add override capability
1497 * Add pointer pretty-print heuristics
1498 * Add __field_hex
1499 * Rename sys exit errno into ret
1500 * Enable detailed syscalls only for native x86_64
1501 * Use "unknown" for compat syscalls
1502 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1503 * Fix syscall exit
1504 * Fix sys exit
1505 * Only enable detailed syscalls for x86_64 for now
1506 * Merge unknown syscall method with extended detail method
1507 * Add underscore prefix before event names
1508 * Add syscalls pointers detailed syscall tracing
1509 * Use perl for regexp
1510 * Support generation of syscall probes for those with pointers
1511 * Support detailed syscalls with 0 arguments
1512 * detailed syscall tracing (work in progress)
1513 * Expose /proc/lttng file
1514 * Implement detailed syscall event probe
1515 * Disable perf build for < 2.6.33 kernels
1516 * Syscall detail mode: generate syscall table
1517 * block instrumentation: write cmd as hex sequence
1518 * lttng-events TRACE_EVENT generator cleanup
1519 * block layer instrumentation: fix cmd field
1520 * Remove 0 args syscalls for now from type-aware syscall cb generator
1521 * Generate trace syscall table macros
1522 * Put syscall tracing without arg types back in place
1523 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1524 * lttng events probes: don't clash with "ctx" variable name
1525 * lib ring buffer must take private pointer copy before decrementing refcount
1526
47655e60
MD
15272011-08-16 LTTng modules 2.0-pre8
1528 * Fix metadata buffer wait/wakeup
1529
99a93317
MD
15302011-08-12 LTTng modules 2.0-pre7
1531 * Add missing module refcount to lttng_tracepoint_list_fops
1532 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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