Version 2.13.0-rc3
[lttng-modules.git] / ChangeLog
CommitLineData
ddb8c0ef
MD
12021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
2 * fix: sched: Change task_struct::state (v5.14)
3 * fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
4 * fix: adjust ranges for RHEL 8.4
5
f982b51a
MD
62021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
7 * fix: adjust ranges for RHEL 8.2 and 8.3
8 * Disable x86 error code bitwise enum in default build
9 * Disable mmap bitwise enum in default build
10 * Disable block rwbs bitwise enum in default build
11 * Disable sched_switch bitwise enum in default build
12 * Disable open[at] bitwise enum in default build
13 * Disable fcntl bitwise enum in default build
14 * Disable clone bitwise enum in default build
15 * Add experimental bitwise enum config option
16 * Add defaults to Kconfig options
17 * Cleanup: remove unused EXTCFLAGS from Makefile
18 * Sync `show_inode_state()` macro with upstream stable kernels
19 * Update .gitreview for stable-2.13
20 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
21 * fix: block: remove disk_part_iter (v5.12)
22 * Cleanup: lib ring buffer: rename pagecpy local variable
23 * Cleanup: clarify strcpy/strcpy_from_user local variables
24 * Implement ring buffer Pascal string copy
25 * Move alignment into event write callback
26 * Cleanup: disable page fault after access_ok
27 * Fix: increment buffer offset when failing to copy from user-space
28 * Fix: add missing #include for 3.8 kernel
29 * Fix: builtin script referring to old directories
30 * events.h API const-ness
31 * Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
32 * Rename struct channel to struct lttng_kernel_ring_buffer_channel
33 * Refactoring: struct lttng_channel
34 * Fix: missing #include for 3.8 kernel
35 * Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
36 * Set probe descriptor field in event descriptor
37 * Split syscall tracepoint generation in their own files
38 * Include `linux/in{,6}.h` closer to where it's used
39 * Group all syscall enums in one compile unit
40 * Include `linux/mman.h` for mmap flag enum
41 * Add `struct trace_syscall_table`
42 * Define `static_assert()` when not defined by kernel
43 * Move event hash tables to private header
44 * Move forward declarations to private header
45 * Move lttng_syscall_filter forward declaration to private header
46 * Split ID tracker into public/private structures
47 * Move id tracker hash node to private header
48 * Split struct lttng_session into public/private structures
49 * Move struct lttng_metadata_stream to private header
50 * Move event notifier and counter structures to private header
51 * Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
52 * Refactoring: struct lttng_kernel_channel_buffer_ops
53 * Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
54 * Move metadata cache structure to internal header
55 * Move internal APIs to internal header
56 * Move kprobes, uprobes, kretprobes, syscall structures to internal header
57 * Move kprobe, kretprobe, uprobe APIs to internal header
58 * Remove unused TRACEPOINT_HAS_DATA_ARG
59 * Move enabler APIs to internal header
60 * Move bytecode structures to internal header
61 * Remove include of internal header from tracepoint-event-impl.h
62 * Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
63 * Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
64 * Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
65 * Move context structures and API to internal header
66 * Move enabler structures to internal header
67 * Makefile: add .o wildcard target
68 * Fix: Makefile: generation of specific .i file not working
69 * Fix: refactor preemptible context
70 * Refactoring: context callbacks
71 * Remove event id parameter from event_reserve callback
72 * Refactoring: ring buffer context
73 * sequence and variant types: use previous field for length/tag if NULL
74
2ad5a979
MD
752021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
76 * Set the 2.13 release codename and description
77 * Fix: LTTng-modules ABI ioctl wrong direction
78 * Refactoring: bytecode interpreter
79 * Move probe_ctx argument to align with lttng-ust
80 * Combine event notifier and recorder enable/disable functions
81 * Refactoring: combine probe callbacks
82 * Combine event recorder and notifier destroy
83 * Refactoring: event structures
84 * lttng-probes: Warn of event's and provider's name for mismatch
85 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
86 * fix: refactor contexts for type description structures
87 * fix: remove 'src/' from modules install path
88 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
89 * fix: block: add a disk_uevent helper (v5.12)
90 * Fix: perf counters: uninitialized field
91 * Cleanup: implement dedicated file operations for events and enablers
92 * Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
93 * Refactoring: type description structures
94 * Prefix lttng_enum_desc with lttng_kernel_
95 * Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
96 * Introduce internal event header
97 * Cleanup: namespace string encoding
98 * Cleanup: Rename abstract types to lttng_kernel_type
99 * Cleanup: event_notifier -> notify in comments
100 * Fix: event notifier: add missing parameters validation
101 * msgpack: use KERNEL namespace for header protection
102 * Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
103 * Add entryexit field to kretprobes ABI
104 * Add missing fallthrough comments
105 * No-op instrumentation is unsupported, cleanup fallthrough comments
106 * kretprobes: rename "return" to "exit"
107 * compiler warning cleanup: is_signed_type: compare -1 to 1
108 * Fix: bytecode linker: validate event and field array/sequence encoding
109 * Fix: racy notifier captures update vs traversal
110 * Fix: kretprobe: null ptr deref on session destroy
111 * Fix: bytecode linker: iteration on wrong list head
112 * counters: add coalesce_hits to ABI
113 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
114 * Fix: filter interpreter early-exits on uninitialized value
115 * Fix: memory leaks on event notifier destroy
116 * Fix: memory leaks on event destroy
117 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
118 * Fix: do not use bdi_unknown_name symbol
119 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
120 * Fix: writeback: out-of-bound reads
121 * fix: Add one digit to RHEL major release version
122 * fix: Add one digit to SLES minor release version
123 * fix: RT_PATCH_VERSION is close to overflow
124 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
125 * fix: double defined LTTNG_KERNEL_VERSION
126 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
127 * fix: sublevel version overflow in LINUX_VERSION_CODE
128 * Namespace kernel version macros
129 * aarch64: blacklist gcc prior to 5.1
130 * fix: missing include for 'task_struct' in fdtable.h
131 * Fix: counter-api: always inline counter add function
132 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
133 * fix: block: merge struct block_device and struct hd_struct (v5.11)
134 * fix: kprobes: Remove kretprobe hash (v5.11)
135 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
136 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
137 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
138 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
139 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
140 * fix: remove floating-point arguments in msgpack
141 * abi: use 0, 1 for counter enumerations
142 * Cleanup: use tabs in abi.h
143 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
144 * Fix: handle default switch case with -EINVAL in lttng-syscalls
145 * fix: use wrapper for hlist_for_each_entry_rcu
146 * fix: asm/barrier.h was introduced in v3.4
147 * Fix: handle default switch case with -EINVAL in __lttng_counter_add
148 * Introduce lttng smp_store_release smp_load_acquire wrappers
149 * fix: include byteorder.h for 'cpu_to_*'
150 * Fix: notifier: use store-release/load-acquire for error counter
151 * Fix: event-notifier: Groups may not have an error counter
152 * Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
153 * Fix: remove dead code in msgpack.c
154 * Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
155 * Fix: include limits.h wrapper from libcounter
156 * Fix: include kernel.h in wrapper/limits.h
157 * Introduce limits wrapper
158 * Introduce lazy system call event creation
159 * Implement event notifier error counter
160 * Implement lib counter
161 * capture: Replace FIXME by explanation of the limit
162 * Implement capturing payload on event notifier
163 * Fix: comment related to filter bytecode list
164 * Fix: use vmalloc for filter bytecode allocation
165 * Implement enum and sequence capture serialization functions
166 * bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
167 * Generalize `lttng_enabler_link_bytecode()` bytecode list
168 * Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
169 * Add `interpreter_funcs` to `lttng_bytecode_runtime`
170 * bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
171 * Rename filter bytecode types and files
172 * bytecode: generalize `struct lttng_filter_bytecode_node`
173 * Add msgpack implementation for serializing captures
174 * bytecode: allow interpreter to return any type
175 * bytecode: propagate `rev_bo` of element
176 * bytecode: set register type to `REG_PTR` even if not used
177 * Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
178 * bytecode: add `REG_U64` interpreter register type
179 * Fix: filter validator: refuse string and star glob input to bitwise operation
180 * Fix: bytecode: Validate register type for instructions expecting unknown type
181 * Cleanup: Rename filter functions/fields to mention "filter"
182 * Implement event notifiers for syscalls
183 * Fix: syscalls: address of statically allocated element never null
184 * Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
185 * Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
186 * syscalls: extract `lttng_syscall_filter_enable()` for reuse
187 * Cleanup: syscall: remove unused `syscall_name` field
188 * fix: adjust version range for trace_find_free_extent()
189 * Improve the release script
190 * Add release maintainer script
191 * fix: include order for older kernels
192 * fix: tracepoint: Optimize using static_call() (v5.10)
193 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
194 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
195 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
196 * fix: ext4: fast commit recovery path (v5.10)
197 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
198 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
199 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
200 * Revert "Implement event notifiers for syscalls"
201 * Fix: ressource leak in id tracker
202 * Implement event notifiers for syscalls
203 * lttng-syscalls.c: extract function calling actual probe
204 * Namespace syscall code relating to events
205 * Implement event notifiers for uprobes
206 * Namespace uprobe functions relating to events
207 * doc: event notifier on kretprobe is not supported
208 * Implement event notifiers for kprobes
209 * Namespace kprobe functions relating to events
210 * Implement event notifiers for tracepoints
211 * Implement event notifier probes
212 * Fix: event notifier: adapt read iterator state to poll expectations
213 * Fix: event-notifier: do not flush packet if it only contains subbuf header
214 * Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
215 * Implement event notifier send notification
216 * Add event notifier and event notifier enabler
217 * Implement event notifier group create
218 * Add token to `struct lttng_kernel_event`
219 * lttng-events: move lttng_transport_find earlier in source file
220 * lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
221 * lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
222 * Introduce event notifier lib ring buffer client
223 * lttng_abi_create_stream_fd: expect fd name as parameter
224 * LTTng ring buffer clients: expect void pointer as private data to create channel
225 * lib ring buffer: use irq_work for wakeup by writer
226 * Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
227 * Cleanup: extract function to borrow hashlist bucket
228 * Decouple `struct lttng_event` from filter code
229 * Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
230 * Extract event enabler fields to specialized struct
231 * Docs: explain why unused `lttng_enabler::ctx` is kept around
232 * Rename `enum lttng_enabler_type` to `_format_type`
233 * Test: add signed value and enum for testings of event notifier capture
234 * Cleanup: remove usage of enum in ABI structures
235 * Fix: type mismatch in clone instrumentation
236 * syscalls: Make clone()'s `flags` field a 2 enum struct.
237 * fix: strncpy equals destination size warning
238 * Set version to 2.13-pre
239 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
240 * Add 'kernel_read' wrapper for kernels < v4.14
241 * fix: Use 'kernel_read' to read from procfs
242 * fix: don't allow userspace copy to read kernel memory
243 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
244 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
245 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
246 * Fix: system call filter table
247 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
248 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
249 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
250 * fix: removal of [smp_]read_barrier_depends (v5.9)
251 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
252 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
253 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
254 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
255 * Namespace all logging statements
256 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
257 * Fix: mmap enum flags build failures
258 * syscalls: Make mmap()'s fields `prot` and `flags` enums
259 * x86: add error code enum to pagefault tracepoints
260 * Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
261 * module_load: change `taints` field to `ctf_enum`
262 * Fix: Lock metadata cache on session destroy
263 * Fix: metadata stream leak, missing list removal and locking
264 * Fix: coherent state not changed atomically with metadata written
265 * fix: include module.h for EXPORT_SYMBOL_GPL
266 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
267 * fix: version range for overflow_callback
268 * fix: global_dirty_limit was introduced in v3.1
269 * fix: wrapper_uprobe_unregister is a void function
270 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
271 * fix: vmalloc on v5.8 without KALLSYMS
272 * Detect missing symbols used with kallsyms_lookup at compile time
273 * Add time namespace context
274 * Use exported symbol bdevname() instead of disk_name()
275 * Add git-review config
276 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
277 * Update design document
278 * Add lttng-modules design document
279 * Fix: callstack: initialize nested sequence length field name
280 * Fix: callstack: NULL pointer dereference: length field also need fdata
281 * Fix: callstack context memory corruption
282 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
283 * fix: block: remove the error argument to the block_bio_complete (v5.8)
284 * fix: pipe_buf_operations rework (v5.8)
285 * Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
286 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
287 * fix: vmalloc_sync_mappings was backported to v5.5.12
288 * Update: Additional kernel ranges for vmalloc_sync_mappings
289 * Update: Use vmalloc_sync_mappings for stable kernels
290 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
291 * Cleanup: remove unsupported `ctf_float()` macros
292 * Cleanup: have interpreter functions return _DISCARD instead of 0
293 * Cleanup: bytecode: typo: "s16" -> "u16"
294 * Cleanup: Rename patches.i to patches.h
295 * Cleanup: Move all source files to src/
296 * Cleanup: Move patches.i to include/generated/
297 * Cleanup: Move lttng-modules instrumentation headers
298 * Cleanup: Remove toplevel directory from include search path
299 * Cleanup: Move blacklist/ headers to include/blacklist/
300 * Cleanup: Move wrapper/ headers to include/wrapper/
301 * Cleanup: Move instrumentation/ headers to include/instrumentation/
302 * Cleanup: Remove deprecated TODO file
303 * fix: add missing guid_t type to wrapper
304 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
305 * Cleanup: Move headers from toplevel to include/lttng/
306 * Cleanup: Move headers from probes/ to include/lttng/
307 * Cleanup: Move headers from lib/ to include/lttng/
308 * Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
309 * Fix: wrapper random documentation
310 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
311 * Unbreak LTTng for kernel 5.7
312 * Move lttng wrappers into own module
313 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
314 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
315 * instrumentation: update mm_vmscan for kernel >= 5.7.0
316 * filter: bytecode already in the list should go before
317 * tracepoint: Refactor representation of nested types
318 * wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
319 * Update to SPDX v3.0 identifiers
320 * fix: uaccess wrapper for CentOS >= 4.18.0-147
321 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
322 * fix: signal instrumentation for CentOS >= 4.18.0-147
323 * fix: kvm instrumentation for CentOS >= 4.18.0-147
324 * fix: rcu instrumentation for CentOS >= 4.18.0-80
325 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
326 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
327 * Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
328 * syscalls: Make the cmd field of fcntl an enum
329 * syscalls: Make the flags and mode fields of open[at] enumerations
330 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
331 * Record event as soon as one filter evaluates to TRUE
332 * Add UDP and ICMP packet header information to the tracepoint
333 * statedump: introduce file_table_address
334 * Remove kernel version from syscall headers name
335 * Add script to automate the syscall extraction process
336 * Update lttng-syscalls-extractor for v5.6.0
337 * Add a Makefile for the lttng-syscalls-extractor module
338 * Cleanup: Syscall headers scripts shellcheck warnings
339 * Remove lttng-ftrace integration
340 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
341 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
342 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
343 * Change integer base to hex for fields representing addresses
344 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
345 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
346 * fix: use timespec64 on kernels that have it
347 * fix: move lttng_close_on_exec to proper wrapper
348 * fix: 'struct timex' removed upstream (v5.6)
349 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
350 * Fix: statedump: check task_active_pid_ns return value for NULL
351 * Fix: lttng-events.c: variable may be used uninitialized
352 * Cleanup: remove trailing white spaces across project
353 * sched: Make the sched_switch task state an enum
354 * block: Make the rwbs field as a bit field enum
355 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
356 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
357 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
358 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
359 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
360 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
361 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
362
ada81c8b
MD
3632020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
364 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
365 * Version 2.12.0-pre
366 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
367 * fix: use user ns wrapper code in new id trackers
368 * fix: function prototype in wrapper/mm.h
369 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
370 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
371 * lttng-clear: stop tracing required
372 * sunrpc: introduce lttng_get_clid helper
373 * Fix: sunrpc: use signed integer for client id
374 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
375 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
376 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
377 * fix: btrfs: tracepoints: constify all pointers (v5.5)
378 * fix: btrfs block group struct refactor (v5.5)
379 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
380 * Update .gitignore from upstream
381 * Add missing include for kernels between 3.8 and 3.15
382 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
383 * net: Add entry/exit tracepoints for all receive paths
384 * statedump: Add thread ID (tid) to interrupt
385 * metadata: Add the product uuid to the 'env' section
386 * Cleanup: statedump process state event pid namespace fields
387 * Add namespaces statedump
388 * Add uid/gid contexts
389 * Add namespace contexts
390 * README.md: Document LTTNG_TRACEPOINT_EVENT
391 * README.md: cleanup formatting for bullet lists
392 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
393 * Cleanup: Silence gcc fall-through warning
394 * Fix: update sched prev_state instrumentation for upstream kernel
395 * Fix: gcc-9.1 stack frame size warning
396 * Implement ring buffer clear
397 * Make bitfield.h C++-friendly
398 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
399 * Add metadata env fields
400 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
401 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
402 * Fix: missing define when not building with gcc
403 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
404 * Fix: Don't print ring-buffer's records count when it is not used
405 * Fix: do not set quiescent state on channel destroy
406 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
407 * Introduce callstack stackwalk implementation header
408 * Prepare callstack common code for stackwalk
409 * Introduce callstack legacy implementation header
410 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
411 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
412 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
413 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
414 * fix: timer/trace: Improve timer tracing (v5.2)
415 * Cleanup: bitfields: streamline use of underscores
416 * Silence compiler "always false comparison" warning
417 * Fix: bitfield: shift undefined/implementation defined behaviors
418 * Fix: timestamp_end field should include all events within sub-buffer
419 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
420 * lttng abi documentation: clarify getter usage requirements
421 * Fix: don't access packet header for stream_id and stream_instance_id getters
422 * Fix: atomic_long_add_unless() returns a boolean
423 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
424 * Fix: pipe: stop using ->can_merge (v5.1)
425 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
426 * Fix: mm: create the new vm_fault_t type (v5.1)
427 * Fix: extra-version-git.sh redirect stderr to /dev/null
428 * Move timekeeping blacklisting to a header file
429 * Blacklist: kprobe for arm
430 * Cleanup: tp mempool: Remove logically dead code
431 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
432 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
433 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
434 * Fix: Remove 'type' argument from access_ok() function (v5.0)
435 * Fix: timer instrumentation for RHEL 7.6
436 * Add missing SPDX license identifiers to uprobes
437 * Drop support for kernels < 3.0 from Makefiles
438 * Drop support for kernels < 3.0 from writeback instrumentation
439 * Drop support for kernels < 3.0 from workqueue instrumentation
440 * Drop support for kernels < 3.0 from skb instrumentation
441 * Drop support for kernels < 3.0 from scsi instrumentation
442 * Drop support for kernels < 3.0 from sched instrumentation
443 * Drop support for kernels < 3.0 from power instrumentation
444 * Drop support for kernels < 3.0 from net instrumentation
445 * Drop support for kernels < 3.0 from module instrumentation
446 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
447 * Drop support for kernels < 3.0 from lock instrumentation
448 * Drop support for kernels < 3.0 from kvm instrumentation
449 * Drop support for kernels < 3.0 from kmem instrumentation
450 * Drop support for kernels < 3.0 from jbd2 instrumentation
451 * Drop support for kernels < 3.0 from irq instrumentation
452 * Drop support for kernels < 3.0 from ext4 instrumentation
453 * Drop support for kernels < 3.0 from block instrumentation
454 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
455 * Drop support for kernels < 3.0 from lttng-kernel-version.h
456 * Drop support for kernels < 3.0 from lttng-events.h
457 * Drop support for kernels < 3.0 from lib
458 * Drop spinlock.h wrapper
459 * Drop kstrtox.h wrapper
460 * Drop uuid.h wrapper
461 * Drop vzalloc.h wrapper
462 * Drop support for kernels < 3.0 from tracepoint.h wrapper
463 * Drop support for kernels < 3.0 from perf.h wrapper
464 * Drop support for kernels < 3.0 from atomic.h wrapper
465 * Drop compat patches for kernels < 2.6.36
466 * Bump minimum kernel version to 3.0
467 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
468 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
469 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
470 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
471 * CPU topology statedump on x86
472 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
473 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
474 * Fix: adapt to kernel relative references
475 * Fix: sync event enablers before choosing header type
476 * Fix: implicit declarations caused by buffer size checks.
477 * Prevent allocation of buffers if exceeding available memory
478 * Fix: btrfs instrumentation namespacing
479 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
480 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
481 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
482 * Fix: access migrate_disable field directly
483 * Fix: out of memory error handling
484 * Fix: uprobes: missing break in lttng_event_ioctl()
485 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
486 * Fix: instruction pointer has different names across arch
487 * Fix: build failures when CONFIG_UPROBES is absent
488 * uprobe: Support multiple call sites for the same uprobe event
489 * uprobe: Receive file descriptor from session instead of path to file
490 * uprobe: Mark uprobe event as registered
491 * Add uprobes support
492 * Fix: adjust SLE version ranges to build with SP2 and SP3
493 * Fix: Allow alphanumeric characters in SLE version
494 * Fix: Adjust range for SuSE 4.4.103-92 kernels
495 * Cleanup: move to kernel style SPDX license identifiers
496 * Cleanup: move scripts to subdirectory
497 * Cleanup: modinfo keys
498 * Add extra version information framework
499 * Revert "Add btrfs file item tracepoints"
500 * Fix: btrfs: Remove unnecessary fs_info parameter
501 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
502 * Fix: asoc: Remove snd_soc_cache_sync() implementation
503 * Fix: asoc: fix printing jack name
504 * Fix: asoc: Consolidate path trace events
505 * Fix: ASoC level IO tracing removed upstream
506 * Enable userspace callstack contexts only on x86
507 * Prevent re-entrancy in callstack-user context
508 * Callstack context: bump number of entries to 128
509 * Fix: callstack context alignment calculation
510 * Cleanup callstack context
511 * Fix callstack context: write empty sequence if no stack trace
512 * Fix: callstack context: false-sharing, bad memory size allocation
513 * callstack context: use delimiter when stack is incomplete
514 * Cleanup callstack context
515 * Add kernel and user callstack contexts
516 * Assign CPU id before saving the context size
517 * Define max nesting count constant
518 * Compute variable sized context length
519 * Pass arguments for context size computation
520 * Add 9p probe
521 * Update delayed ref tracepoints for v3.12
522 * Add btrfs file item tracepoints
523 * Add btrfs tracepoint for em's EEXIST case
524 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
525 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
526 * Fix: lttng filter validator ERANGE error handling
527 * Fix: filter interpreter: use LTTNG_SIZE_MAX
528 * Filter: add FILTER_OP_RETURN_S64 instruction
529 * Perform bitwise ops on unsigned types
530 * Filter: catch shift undefined behavior
531 * Filter: add lshift, rshift, bit not ops
532 * Filter: index array, sequences, implement bitwise binary operators
533 * Fix: pid tracker should track "pgid" for noargs probes
534 * lttng-tp-mempool: perform node-local allocation
535 * Fix: update RCU instrumentation for 4.17
536 * Fix: sunrpc instrumentation for 4.17
537 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
538 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
539 * Update: kvm instrumentation for ubuntu 4.13.0-38
540 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
541 * Fix: btrfs instrumentation namespacing
542 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
543 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
544 * Fix: update kvm instrumentation for 4.1.50+
545 * Use the memory pool instead of kmalloc
546 * Create a memory pool for temporary tracepoint probes storage
547 * Fix: use proper pid_ns in the process statedump
548 * Fix: add variable quoting to shell scripts
549 * Update: kvm instrumentation for fedora 4.14.13-300
550 * Fix: Add Fedora version macros
551 * Add preemptirq instrumentation
552 * Clean-up: fix stale #endif comments
553 * Command to dump the metadata cache again
554 * Add a new /dev/lttng-logger interface
555 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
556 * Fix: update block instrumentation for SuSE 4.4.114-92
557 * Fix: update rcu instrumentation for v4.16
558 * Fix: update vmscan instrumentation for v4.16
559 * Fix: update timer instrumentation on 4.16 and 4.14-rt
560 * Update kvm instrumentation for debian kernel 4.14.0-3
561 * Fix: network instrumentation protocol enum
562 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
563 * Fix: update block instrumentation for SuSE 4.4.73-5
564 * Fix: global_dirty_limit for kernel v4.2 and up
565 * Fix: network instrumentation handling of corrupted TCP headers
566 * Fix: add missing uaccess.h include from kstrtox.h wrapper
567 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
568 * Fix: btrfs_delayed_ref_head was unwired since v3.12
569 * Update kvm instrumentation for debian kernel 4.9.65-3
570 * Fix: debian kernel version parsing
571 * Fix: block instrumentation 4.14+ NULL pointer dereference
572 * Update: kvm instrumentation for 3.16.52 and 3.2.97
573 * Fix: kvm instrumentation for 4.15
574 * Update sock instrumentation for 4.15
575 * Update kvm instrumentation for 4.15
576 * Fix: ACCESS_ONCE() removed in kernel 4.15
577 * Fix: sched instrumentation on stable RT kernels
578 * timer API transition for kernel 4.15
579 * Fix: Don't nest get online cpus
580 * Fix: lttng_channel_syscall_mask() bool use in bitfield
581 * Fix: update kmem instrumentation for kernel 4.15
582 * Fix: lttng_kvmalloc helper NULL pointer OOPS
583
aca13e38
MD
5842018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
585 * Fix: uprobes: missing break in lttng_event_ioctl()
586 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
587 * Fix: instruction pointer has different names across arch
588 * Fix: build failures when CONFIG_UPROBES is absent
589 * uprobe: Support multiple call sites for the same uprobe event
590 * uprobe: Receive file descriptor from session instead of path to file
591 * uprobe: Mark uprobe event as registered
592 * Add uprobes support
593 * Fix: adjust SLE version ranges to build with SP2 and SP3
594 * Fix: Allow alphanumeric characters in SLE version
595 * Fix: Adjust range for SuSE 4.4.103-92 kernels
596 * Cleanup: move to kernel style SPDX license identifiers
597 * Cleanup: move scripts to subdirectory
598 * Cleanup: modinfo keys
599 * Add extra version information framework
600 * Revert "Add btrfs file item tracepoints"
601 * Fix: btrfs: Remove unnecessary fs_info parameter
602 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
603 * Fix: asoc: Remove snd_soc_cache_sync() implementation
604 * Fix: asoc: fix printing jack name
605 * Fix: asoc: Consolidate path trace events
606 * Fix: ASoC level IO tracing removed upstream
607 * Enable userspace callstack contexts only on x86
608 * Prevent re-entrancy in callstack-user context
609 * Callstack context: bump number of entries to 128
610 * Fix: callstack context alignment calculation
611 * Cleanup callstack context
612 * Fix callstack context: write empty sequence if no stack trace
613 * Fix: callstack context: false-sharing, bad memory size allocation
614 * callstack context: use delimiter when stack is incomplete
615 * Cleanup callstack context
616 * Add kernel and user callstack contexts
617 * Assign CPU id before saving the context size
618 * Define max nesting count constant
619 * Compute variable sized context length
620 * Pass arguments for context size computation
621 * Add 9p probe
622 * Update delayed ref tracepoints for v3.12
623 * Add btrfs file item tracepoints
624 * Add btrfs tracepoint for em's EEXIST case
625 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
626 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
627 * Fix: lttng filter validator ERANGE error handling
628 * Fix: filter interpreter: use LTTNG_SIZE_MAX
629 * Filter: add FILTER_OP_RETURN_S64 instruction
630 * Perform bitwise ops on unsigned types
631 * Filter: catch shift undefined behavior
632 * Filter: add lshift, rshift, bit not ops
633 * Filter: index array, sequences, implement bitwise binary operators
634 * Fix: pid tracker should track "pgid" for noargs probes
635 * lttng-tp-mempool: perform node-local allocation
636 * Fix: update RCU instrumentation for 4.17
637 * Fix: sunrpc instrumentation for 4.17
638 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
639 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
640 * Update: kvm instrumentation for ubuntu 4.13.0-38
641 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
642 * Fix: btrfs instrumentation namespacing
643 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
644 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
645 * Fix: update kvm instrumentation for 4.1.50+
646 * Use the memory pool instead of kmalloc
647 * Create a memory pool for temporary tracepoint probes storage
648 * Fix: use proper pid_ns in the process statedump
649 * Fix: add variable quoting to shell scripts
650 * Update: kvm instrumentation for fedora 4.14.13-300
651 * Fix: Add Fedora version macros
652 * Add preemptirq instrumentation
653 * Clean-up: fix stale #endif comments
654 * Command to dump the metadata cache again
655 * Add a new /dev/lttng-logger interface
656 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
657 * Fix: update block instrumentation for SuSE 4.4.114-92
658 * Fix: update rcu instrumentation for v4.16
659 * Fix: update vmscan instrumentation for v4.16
660 * Fix: update timer instrumentation on 4.16 and 4.14-rt
661 * Update kvm instrumentation for debian kernel 4.14.0-3
662 * Fix: network instrumentation protocol enum
663 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
664 * Fix: update block instrumentation for SuSE 4.4.73-5
665 * Fix: global_dirty_limit for kernel v4.2 and up
666 * Fix: network instrumentation handling of corrupted TCP headers
667 * Fix: add missing uaccess.h include from kstrtox.h wrapper
668 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
669 * Fix: btrfs_delayed_ref_head was unwired since v3.12
670 * Update kvm instrumentation for debian kernel 4.9.65-3
671 * Fix: debian kernel version parsing
672 * Fix: block instrumentation 4.14+ NULL pointer dereference
673 * Update: kvm instrumentation for 3.16.52 and 3.2.97
674 * Fix: kvm instrumentation for 4.15
675 * Update sock instrumentation for 4.15
676 * Update kvm instrumentation for 4.15
677 * Fix: ACCESS_ONCE() removed in kernel 4.15
678 * Fix: sched instrumentation on stable RT kernels
679 * timer API transition for kernel 4.15
680 * Fix: Don't nest get online cpus
681 * Fix: lttng_channel_syscall_mask() bool use in bitfield
682 * Fix: update kmem instrumentation for kernel 4.15
683 * Fix: lttng_kvmalloc helper NULL pointer OOPS
684 * Update version to 2.11.0-pre
685 * Fix: lttng-logger get_user_pages_fast error handling
686 * Fix: update block instrumentation for 4.14 kernel
687 * Revert "Fix: update block instrumentation for kernel 4.14"
688 * Fix: version check error in btrfs instrumentation
689 * Fix: update btrfs instrumentation for kernel 4.14
690 * Fix: update writeback instrumentation for kernel 4.14
691 * Fix: update block instrumentation for kernel 4.14
692 * Fix: vmalloc wrapper on kernel < 2.6.38
693 * Fix: vmalloc wrapper on kernel >= 4.12
694 * Add kmalloc failover to vmalloc
695 * Fix: mmap: caches aliased on virtual addresses
696 * Fix: update ext4 instrumentation for kernel 4.13
697 * Fix: Sleeping function called from invalid context
698 * Fix: sched for v4.11.5-rt1
699 * Make vim users life easier
700 * Rename Makefile.ABI.workarounds to Kbuild.common
701 * Fix: handle missing ftrace header on v4.12
702 * Fix: pid tracker should track "pgid"
703 * Cleanup: typo in lttng pid tracker
704 * Fix: Build ftrace probe on kernels prior to 4.12
705 * Fix: update ftrace probe for kernel 4.12
706 * Fix: update block instrumentation for kernel 4.12
707 * Calculate context length outside of retry loop
708 * Fix: Add support for 4.9.27-rt18 kernel
709 * Fix: update btrfs instrumentation for kernel 4.12
710 * Fix: update ringbuffer for kernel 4.12
711 * Fix: update sched instrumentation for kernel 4.12
712 * Fix: ext3 was completely removed from the kernel in v4.3
713 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
714 * Fix: add "flush empty" ioctl for stream intersection
715 * Revert "Fix: flush empty packets on snapshot channel"
716 * Revert "Fix: don't perform extra flush on metadata channel"
717
a7528254
MD
7182017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
719 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
720 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
721 * Fix: Always build vmscan probe
722 * Cleanup: formatting in strutils_star_glob_match explanation
723 * Fix: introduce LTTNG_SIZE_MAX for older kernels
724 * Use SIZE_MAX instead of -1ULL for size_t parameter
725 * filter: use SIZE_MAX for size_t
726 * Fix: out of bound array access in filter code
727 * Add support for star globbing patterns in event names
728 * Filtering: add support for star-only globbing patterns
729 * Add string utilities
730 * lttng-abi.c: cleanup whitespaces
731 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
732 * Fix: kref changes for kernel 4.11
733 * Fix: atomic_add_unless() returns true/false rather than prior value
734 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
735 * Fix: update scsi instrumentation for kernel 4.11
736 * Fix: changes to the vm_op fault cb prototype in libringbuffer
737 * Fix: update btrfs instrumentation for kernel 4.11
738 * Fix: update mm_vmscan instrumentation for kernel 4.11
739 * Fix: section mismatch warning caused by __exit annotation
740 * socketpair: extend syscall socketpair tracing information
741 * Remove events/mainline unused headers
742 * update event README
743 * Fix: nmi-safe clock on 32-bit systems
744 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
745 * Fix: 4.10 hotplug adaptation backward compat
746 * Fix: 4.10 btrfs instrumentation update backward compat
747 * Update btrfs instrumentation for 4.10 kernel
748 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
749 * btrfs instrumentation: update to 4.10 kernel
750 * timer instrumentation: adapt to ktime_t without union
751 * Add load/unload messages to kernel log
752 * Update version to 2.10.0-pre
753 * Fix: asoc instrumentation for RHEL 7.3
754 * Fix: SCSI instrumentation for SLES12 SP2
755 * Add SUSE Linux Enterprise kernel version tests
756 * Filter code relicensing to MIT license
757 * Add task cpu in process statedump
758 * Performance: add missing unlikely in reserve
759 * Fix: preemptible and migratable context error handling
760 * Fix: bump stable kernel version ranges for clock work-around
761
f8af63a2
MD
7622016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
763 * Fix: i2c: support kernels < 3.15
764 * Fix: show warning for broken clock work-around
765 * Bump minor ABI version
766 * Fix: work-around upstream Linux timekeeping bug
767 * Add support for i2c tracepoints
768 * Cleanup: makefile version checks with single "ge"
769 * Performance: special-case NULL in lttng_strlen_user_inatomic
770 * Fix: lttng_inline_memcpy does not take a __user argument
771 * Performance: implement lttng_inline_memcpy
772 * Performance: cache the backend pages pointer in context
773 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
774 * Performance: Only dereference commit index once
775 * Performance: Mark channel and buffer event disabled check unlikely
776 * Performance: Relax atomicity constraints for crash handling
777 * Performance: mark ring buffer do_copy callers always inline
778 * Performance: mark lib_ring_buffer_write always inline
779 * Kconfig: select TRACEPOINTS when built-in
780 * Performance: disable event counting by default
781 * Fix: handle large number of pages or subbuffers per buffer
782 * Fix: unregister cpu hotplug notifier on buffer alloc error
783 * Fix: sa_family is of type unsigned short
784 * Fix: check for sizeof sa_family to save sa_family in accept and connect
785 * Fix: use printk_once() for wrapper warning messages
786 * Fix: btrfs instrumentation for 4.8 kernel
787 * Fix: update mm_vmscan instrumentation for kernel 4.8
788 * Fix: napi instrumentation for 4.8 kernels
789 * Fix: update block instrumentation to compile on 4.8 kernels
790 * Cleanup: reuse code in accept() and accept4() instrumentation
791 * Add x86-64 override for accept4 syscall
792 * Fix: timer wrapper: support kernels >= 4.8
793 * Performance: split check deliver fast/slow paths
794 * Fix: x86-64 accept instrumentation
795 * Fix: Add support for 4.6.4-rt8 kernel
796 * Fix: update scsi instrumentation for 4.7+ kernels
797 * Fix: Use fs_initcall instead of rootfs_initcall
798 * Fix: Add kernel configuration for lttng clock plugin
799 * Fix: the clock plugin must be initiated before first use of the clock
800 * Fix: tests/Kbuild for older kernels
801 * Cleanup: __dynamic_len_idx set but not used warning
802 * Cleanup: coding style and comments of net.h
803 * net: Add TCP header data to net_* tracepoints
804 * net: Add IPv4/IPv6 header data to net_* tracepoints
805 * Fix: endianness for the container type of enum
806 * enumeration autoincrement: use if/else logic
807 * Cleanup trailing whitespaces
808 * lttng-test probe: test ctf_enum_auto()
809 * Add ctf_enum_auto() for autoincrementing enumeration values
810 * Implement session statedump command
811 * Fix: annotate bytecode interpreter for kernel stack validator
812 * Update version to 2.9.0-pre
813 * Fix: ring buffer: honor switch parameter type in remote switch
814 * Fix: only flush non-metadata channels
815 * Fix: don't perform extra flush on metadata channel
816 * select, poll and epoll_wait overrides on ARM 32-bit
817 * Fix: flush empty packets on snapshot channel
818 * Fix: do not generate packet at destroy after stop
819 * Fix: compat ioctl for flush/get metadata version
820 * Fix: ctf_string() should handle NULL pointers
821 * Fix: portability: no arith on void pointer
822 * Fix: add missing tests/Kbuild
823 * Test clock override plugin
824 * Fix: add modules target to base Makefile
825 * Fix: make clean does not include dot-config
826 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
827 * Documentation: document that CONFIG_MODULES not required when builtin
828 * Fix: add missing errno include in random wrapper
829 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
830 * Fix: copy_from_user size when limited allocation
831 * Extract the payload of epoll_wait/epoll_pwait
832 * Extract the payload for epoll_ctl
833 * Extract the FDs and flags from poll and ppoll
834 * Extract the FD sets in select and pselect6
835 * Add ctf_integer_bitfield_type
836 * Implement enumeration type
837 * Implement custom field support
838 * Implement variant type
839 * Implement shadow stack for dynamic len
840 * libringbuffer: implement event too big API
841 * Implement structure, compound array/sequence types
842 * Fix: integer endianness metadata generation
843 * Fix: endianness of integers received by filter
844 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
845 * Fix: RHEL kernel 3.10.0-327.13.1 compat
846 * Fix: ctf_user_integer should not trigger page fault
847 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
848 * Add comment describing ioctl number duplication
849 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
850 * Fix: Remove dead code from filter interpreter
851 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
852 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
853 * Fix: use of uninitialized ret value in lttng_abi_create_event
854 * Fix: kmem instrumentation: remove unused gfpflags.h include
855 * Fix: 4.6 kernel: use in_compat_syscall
856 * Fix: use BUG_ON instead of accessing array subscript above array bounds
857 * Fix: Add granularity to RHEL kernel version checks
858
0dca9206
MD
8592016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
860 * Bump minor tracer ABI version
861 * Fix: build against out-of-tree kernel build
862 * probes/Kbuild: remove upper level header path
863 * Move leftover relative include paths to system paths
864 * syscall instrumentation: use system headers
865 * tracepoint event instrumentation: use system headers
866 * Use system include path in wrappers
867 * libs: use system include paths
868 * Use system header paths in core implementation files
869 * Use system include paths in root directory headers
870 * Use system include paths in probes
871 * Update gitignore
872 * Use system include paths in lttng-types.h
873 * Use system include paths in lttng-tracepoint-event-impl.h
874 * Use system include path in probes/define_trace.h
875 * Use system include paths in probes/lttng-tracepoint-event-impl.h
876 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
877 * Add makefile directory to include path
878 * Fix: event ctx get size should be after chan ctx
879 * Fix: filter interpreter with userspace strings
880 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
881 * Fix: format address fields as hexadecimal
882 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
883 * Fix: system call instrumentation overrides
884 * Fix: page_alloc wrapper incorrect parenthesis
885 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
886 * Fix: add struct user_msghdr forward declaration for older kernels
887 * Cleanup: Remove unused lttng-types module
888 * Fix: add missing versions and init call for page_alloc wrapper
889 * Fix: Define lttng-tracer metadata only once
890 * Fix: Add CONFIG_LTTNG to modules_install target
891 * Fix: Use kbuild env instead of a custom var KERNELDIR
892 * Update clock offset comment
893 * clock offset: print negative value in metadata
894 * Fix: handle negative clock offset
895 * Fix: sched instrumentation for 4.1-rt11
896 * Add RT patch version macros
897 * Expect filter context identifiers starting with $ctx.
898 * ARM64: wire up compat system calls
899 * Add support for arm64 syscalls
900 * Fix: Ubuntu kernel range for block_rq_complete
901 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
902 * Fix: update vmscan instrumentation for kernel 4.5
903 * Fix: check reference counts for overflow
904 * Fix: RHEL 7.2 scsi instrumentation
905 * Fix: RHEL 7.2 kvm instrumentation
906 * Kconfig: describe both module and in-kernel compilation options
907 * Add comments and indentation to Makefile
908 * Add support for built-in kernel build
909 * Rename sub makefiles to Kbuild
910 * Cleanup sub makefiles
911 * Make goals configurable with CONFIG_LTTNG
912 * Fix: Use generic raw_irqs_disabled_flags
913 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
914 * Fix: update sched instrumentation for kernel 4.4.0
915 * Bump version number for development branch
916 * Fix: interruptible context: reversed logic
917 * Contexts for RT debugging
918 * Fix: instrumentation: v4lv2 missing include
919 * Fix: header size larger than 256 bytes
920 * Instrument x86 page faults
921 * Fix: irq_vectors TRACE_SYSTEM name
922 * Instrument x86_irq_vectors
923 * Fix: tracepoint listing misses last loaded probe
924 * Fix: lttng trace-clock needs to disable preemption
925 * Tracepoint event: add "TP_code_post()"
926 * Implement array and sequence bitfields
927 * Fix: kmem: add mm.h include
928 * Add page frame number (pfn) to kmem page events
929 * Use pfn rather than struct page in ring buffer array
930 * Implement clock plugin support
931 * Command to regenerate the metadata of a session
932 * Fix: writeback instrumentation update for 4.3 Linux kernel
933 * Fix: update sched wakeup instrumentation for 4.3 kernel
934 * Fix: lttng-test build failure for kernels < 3.0
935 * Use 3.18 syscall instrumentation for MIPS32
936 * Update the MIPS32 syscall instrumentation to 3.18
937 * Fix: Move pipe override to the arch specific pointers_override.h
938 * Implement lttng test module
939 * Cleanup: remove logically dead code
940 * Fix: filter validator use after free
941 * Fix: use after free in channel release
942 * Fix: non-enabler events should be disabled by default
943 * Fix: build failure on 2.6.36
944 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
945 * Fix: writeback instrumentation for 4.2 kernels
946 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
947 * Add stream instance id to the packet header
948 * Add a packet sequence number
949 * Fix: kmem probe with Ubuntu 3.13 kernels
950 * Fix: disable kvm probe if lapic.h isn't found
951 * Fix: timer instrumentation for 4.2 kernels
952 * Fix: ext4 instrumentation for 4.2 kernels
953 * Fix: kvm instrumentation for 4.2 kernels
954 * Fix: allow LTTng to be built within kernel tree
955
9562015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
957 * Fix: Building the event list fails on fragmented memory
958 * Fix: use after free on metadata cache reallocation
959 * Fix: version checks for kernel 4.0
960 * Fix: Incorrect Ubuntu kernel patchlevel
961 * Fix: cpu-id context should use int type
962 * Implement cpu-id context
963 * Implement cpu_id context for filtering
964 * Fix: context printk mismatch on error
965 * Cleanup: misleading comment about deferrable timer
966 * Fix: arm-32 build
967 * Fix: Update kmem event for Ubuntu's 3.16 kernel
968 * Fix: RHEL 7.1 block instrumentation
969 * Fix: add RHEL version macros
970 * Fix: add missing parenthesis in ubuntu version check
971 * Fix: remove regmap instrumentation for kernels < 4.1
972 * Fix: Update kmem event for recent Ubuntu kernel
973 * Fix: missing statedump end event when block device listing available
974 * Fix: don't generate incorrect macros for debian/ubuntu version check
975 * Revert "Fix: build against Ubuntu kernels"
976 * Fix: build against Ubuntu kernels
977 * Add namespace info in sched_fork and statedump
978 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
979 * Fix: printk instrumentation: remove "condition" tracepoints
980 * Fix: regmap build against kernel 4.0 kernel headers
981 * Add mmu_valid_gen field to mmutrace events
982 * Fix: add missing x86 mmutrace kernel header include
983 * Fix: x86 mmutrace event extra field for kernels >= 3.11
984 * Fix: remove execute flag from kvm.h file
985 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
986 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
987 * Fix: 4.1-rc1 Linux build and regmap instrumentation
988 * Fix: don't clash with older Debian kernel versions
989 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
990 * Fix: discover Debian API
991 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
992 * Fix: atomic.h wrapper for kernels < 2.6.37
993 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
994 * Fix: add missing types.h include for older kernels
995 * Fix: add hlist lttng wrappers
996 * Fix: add struct file_handle forward declaration
997 * Fix: string length calculation reversed user vs kernel args
998 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
999 * Fix: add lttng rcu wrapper to allow tracing RCU
1000 * Fix: double-unlock of session mutex
1001 * Fix: check that class and instance prototype match
1002 * Fix: lttng-events.h check function takes void
1003 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
1004 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
1005 * Fix: Include utsrelease.h in lttng-kernel-version.h
1006 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
1007 * Fix: old kernels need module.h included before vermagic.h
1008 * Fix: net instrumentation for kernels 2.6.39 and below
1009 * Fix: version condition in makefile
1010 * Implement wrapper around get_pfnblock_flags_mask
1011 * Be more restrictive in provider name check
1012 * Fix: net instrumentation namespacing
1013 * Fix: compaction instrumentation namespacing
1014 * Fix: Support 4.x kernel versions in Makefile
1015 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
1016 * Fix: add missing module.h include to lttng-probe-user.c
1017 * Fix: use lttng hlist wrapper in wildcard and filter
1018 * Fix: namespace asoc and kmem instrumentation
1019 * Fix: update instrumentation after wildcard rebase
1020 * Fix: lttng_abi_syscall_list does not need to be exported
1021 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
1022 * Remove now unused syscalls.h from lttng-modules
1023 * Filter: start with enabler "disabled"
1024 * Fix coverity warning about sizeof(void **) != sizeof(void *)
1025 * Fix length type and text sequence base
1026 * Fix: TP_FIELDS: add missing headers
1027 * Migrate syscall instrumentation to TP_FIELDS
1028 * Migrate tracepoint instrumentation to TP_FIELDS
1029 * Implement filtering infrastructure
1030 * syscall wildcards: apply syscall filtering
1031 * Implement syscall wildcard support
1032 * Implement tracepoint wildcard support
1033 * Namespace all tracepoints
1034 * Implement list.h wrapper for hlist in older kernels
1035 * Implement listing of pid tracker content
1036 * Implement PID tracking
1037 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
1038 * Fix: update writeback instrumentation for kernel 4.0+
1039 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
1040 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
1041 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
1042 * Fix: missing parenthesis in offset_align_floor
1043 * Fix: implement time.h wrapper for FD_ISSET
1044 * Fix: update sched instrumentation for 3.19+ kernels
1045 * Fix: update rcu instrumentation for 3.19+ kernels
1046 * Fix: update scsi instrumentation for 3.19+ kernels
1047 * Fix: update module instrumentation for 3.19+ kernels
1048 * Fix: Add f_dentry wrapper for 3.19+ kernels
1049 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
1050 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
1051 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
1052 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
1053 * Conditional compilation introduced by lttng-modules commit
1054 * Fix: compaction instrumentation update for 3.14.x stable kernels
1055 * Fix: context alignment not properly handled
1056 * Fix compilation on Linux kernel >= 3.18.0
1057 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
1058
af991434
MD
10592014-10-20 LTTng modules 2.6.0-rc1
1060 * Expose lttng-modules ABI version ioctl
1061 * Fix: syscall list ioctl number conflict
1062 * lttng-modules: fix build for non-x86
1063 * Fix: syscall listing of session
1064 * Print build warning when writeback probe is disabled
1065 * Add atomic.h wrapper for before/after atomic
1066 * Fix compilation on Ubuntu 14.10
1067 * Fix: export name as text array in writeback
1068 * Cleanup: remove unused trace_clock_read32()
1069 * Use 3.17 ktime_get_mono_fast_ns() new API
1070 * Check for stale version.h files
1071 * Fix: compile lttng_statedump_process_ns on Ubuntu
1072 * Reverse version check logic in lttng_statedump_process_ns
1073 * Fix block_rq_complete TP on Ubuntu kernel
1074 * Introduce macros to check Ubuntu kernel version
1075 * Sync writeback tracepoints from mainline
1076 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
1077 * Fix: hander negative get_syscall_nr return value
1078 * Fix: statedump: close_on_exec flag backward compat
1079 * Fix instrumentation of vmscan for older kernels
1080 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
1081 * Fix: syscall listing: handle "enable all syscall"
1082 * Fix: don't allow disabling syscalls when none are enabled
1083 * Fix: syscall: fail disable all if all already disabled
1084 * Fix: syscall filtering: NULL pointer deref
1085 * Cleanup: list syscall without syscall_entry prefix
1086 * Fix: syscall_list_show NULL pointer deref
1087 * implement syscall mask getter
1088 * Cleanup: lttng-abi.h coding style
1089 * syscall listing: show syscall ID
1090 * Allow events with same name to be enabled for each channel
1091 * ABI: use enable a syscall ABI field name
1092 * Implement syscall listing
1093 * Fix: tracepoint list anonymous file name
1094 * Fix: syscall filtering: disable all syscalls
1095 * syscall tracing: input/output parameter handling for all arch
1096 * lttng-get-syscall-inout.sh depends on bash
1097 * Fix generate syscall header script: add missing escape char
1098 * syscall instrumentation: handle copy_from_user return value
1099 * Rename LTTng syscall instrumentation macros
1100 * Rename LTTng instrumentation macros
1101 * Extract input/output arguments from accept and connect syscalls
1102 * syscall: extract pipe and pipe2 output args
1103 * Remove sys_ prefix from syscall names
1104 * System call inout/output arg processing
1105 * Update syscall inout table
1106 * Add syscall inout table
1107 * Extract syscall exit ret value on x86 32/64
1108 * Extract system call exit return value
1109 * Syscall filtering: apply to syscall exit
1110 * System call filtering
1111 * asoc.h: fix build with v3.17 kernel
1112 * Fix: lttng-modules teardown NULL pointer OOPS
1113 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
1114 * Modernize README using Markdown
1115 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
1116 * Add cscope to gitignore
1117 * Update kvm instrumentation: compile on 3.17-rc1
1118 * Update statedump to 3.17 nsproxy locking
1119 * Fix: noargs probes should calculate alignment and event length
1120 * Update compaction instrumentation to 3.16 kernel
1121 * Update vmscan instrumentation to 3.16 kernel
1122
789fd1d0
MD
11232014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
1124 * (no change)
1125
37cbcd7c
MD
11262014-06-27 LTTng modules 2.5.0-rc2
1127 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
1128 * Fix: statedump handle oom case, handle errors
1129 * Fix: correct typo in kernel version number
1130 * Fix: blktrace instrumentation for backported branches
1131 * Fix: statedump block devices OOPS
1132
0d979364
MD
11332014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
1134 * Add TID field to some block_* events
1135 * Fix: refuse overwrite mode buffers with less than two subbuffers
1136 * Fix: lttng modules system call generation script
1137 * Dump FD flags and mode on state dump
1138 * Fix: incorrect rwbs field type in block_bio_queue
1139 * Fix: blktrace instrumentation for v3.2.58+ stable branch
1140 * Fix: pass proper args when writing commit counter
1141 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
1142 * Fix: allow racy tracepoint string input from kernel and userspace
1143 * Statedump event for block devices
1144 * Fix: update v4l2 instrumentation to 3.15 kernel
1145 * Fix: ext4 update instrumentation to 3.15 kernel
1146 * Fix: update block instrumentation to 3.15 kernel
1147 * Fix: module instrumentation: update to 3.15 kernel
1148 * Adapt to 3.15 tracepoint API
1149 * Kernel 3.15 don't define map unmap for pipe
1150 * Fix: add missing module version in v4l2 probe
1151 * Add V4L2 instrumentation
1152 * Fix: rcu instrumentation: add const qualifier to char pointers
1153 * Fix: add missing module version information
1154 * Use kernel 3.13 syscall tables for MIPS32
1155 * Add MIPS32 syscalls extracted from a 3.13 kernel
1156 * Fix: block instrumentation: < 3.14 don't have bi_iter
1157 * Fix: update btrfs instrumentation to kernel 3.14
1158 * Fix: update block layer instrumentation to kernel 3.14
1159 * Fix: remove __exit annotation
1160 * Fix file permissions for lttng-statedump-impl.c
1161 * LTTng logger ABI
1162
fb2c3779
MD
11632014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
1164 * Fix: load state dump even if work-around lookup fails
1165 * Cleanup: fix comment
1166 * Fix: correctly version kvm events to build against v3.0 kernel
1167 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
1168
4be86211
MD
11692014-02-14 LTTng modules 2.4.0-rc4
1170 * Fix: use after free in ring buffer clients
1171 * Fix: Add statedump exit so module is not permanent
1172 * Cleanup: move callback init to static initialization
1173 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
1174
00808267
MD
11752014-01-29 LTTng modules 2.4.0-rc3
1176 * Fix: tracepoint event name mapping at unregister
1177 * Fix: tracepoint name remapping
1178 * Fix: enable event error path memory corruption
1179 * Update kvm instrumentation to Linux 3.13
1180 * Update sched instrumentation to Linux 3.13
1181 * Fix: provide more precise error report for enable event
1182 * Fix: quote event name in metadata
1183 * Add version info to lttng-tracer.ko modinfo
1184
0aa12233
MD
11852013-12-10 LTTng modules 2.4.0-rc2
1186 * Fix: client_packet_header() uses wrong packet
1187 * Cleanup: fix typo in ring buffer backend comment
1188 * Fix: handle unknown event type parameter
1189 * Fix: eliminate timestamp overlap between packets
1190 * gcc blacklist: only apply when building with gcc
1191 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
1192
223ca7c5
MD
11932013-11-15 LTTng modules 2.4.0-rc1
1194 * Update ext4 instrumentation to Linux 3.12
1195 * Update RCU instrumentation to Linux 3.12
1196 * Update btrfs instrumentation to 3.12 kernel
1197 * Update vmscan instrumentation to Linux 3.12
1198 * update: kmem instrumentation 3.12 kernel support
1199 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
1200 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
1201 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
1202 * Add new tracepoint in KVM
1203 * Blacklist kernels 3.10.13 and 3.11.2
1204 * LTTng trace-clock: shrink kernel blacklist
1205 * Metadata flush writes data from the cache
1206 * Per-stream ioctl to get the current timestamp
1207 * LTTng ringbuffer ABI calls for index generation
1208 * Prepare LTTng override of ring buffer fops
1209 * Blacklist Linux kernels 3.10+
1210
78c8710b
MD
12112013-09-03 LTTng modules 2.3.0
1212 * Fix: metadata stream should not reference session
1213 * Fix: btrfs: support 3.11 Linux kernel
1214 * statedump: remove KERN_DEBUG messages
1215 * Fix: ext4: add missing tracepoints for 3.11 kernel
1216 * Fix: ext4: Linux 3.11 support
1217 * Fix: ext3: 3.11 Linux support
1218 * Fix: statedump nsproxy 3.11 Linux support
1219
cf7ae3e6
MD
12202013-08-30 LTTng modules 2.3.0-rc2
1221 * Fix: metadata lttng channel refcount
1222 * README: lttng-modules incompatible with lttng 0.x patchset
1223
54207845
MD
12242013-07-17 LTTng modules 2.3.0-rc1
1225 * Fix: kvm x86 probes side-effect
1226 * Fix: allow get/put subbuf in loop for metadata stream
1227 * Add support for kvm x86 specific tracepoints
1228 * Add mainline headers for kvm x86 tracepoints
1229 * Remove old 3.0.4 x86-64 extracted syscall info
1230 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
1231 * Add syscalls extracted files from a 3.10-rc7 kernel
1232 * Improve documentation of the syscall extractor script
1233 * Fix: double length of __dynamic_len array
1234 * Fix printk instrumentation
1235 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1236 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1237 * Fix: SWITCH_FLUSH new sub-buffer checks
1238 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1239 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1240 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1241 * Fix: handle writes of length 0
1242 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1243 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1244 * print warning and return -EBUSY on double get_subbuf()
1245 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1246 * Fix: don't do 0 byte event reservation
1247 * Document that payload size need to be greater than 0
1248 * Fix build and load against linux-2.6.33.x
1249 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1250 * Metadata cache and multiple metadata channels
1251 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1252 * fix: block instrumentation: NULL pointer dereference
1253 * Update rcu instrumentation to 3.9.[0-4]
1254 * Fix CPU hotplug section mismatches
1255 * Add system calls definitions for powerpc-32
1256 * Remove bashism in lttng-syscalls-generate-headers.sh
1257 * Update ARM (32 bit) syscall tracepoints to 3.4
1258
88c5f61b
MD
12592013-05-09 LTTng modules 2.2.0-rc2
1260 * Remove useless lttng_metadata probe
1261 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1262 * Fix: 3.9.0 block layer instrumentation build
1263 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1264 * Stop build if CONFIG_TRACEPOINTS is not set
1265 * Add comments to endifs.
1266 * Fix: remove ARM set_tls system call override
1267 * Cleanup: arm sys_mmap whitespace
1268 * Clean up using global_dirty_limit wrapper for writeback probe
1269
78062c79
MD
12702013-03-29 LTTng modules 2.2.0-rc1
1271 * Update README
1272 * Fix: vmscan instrumentation build
1273 * writeback instrumentation: remove duplicated structures
1274 * block: update instrumentation to 3.9 rc kernel
1275 * rcu: update to 3.9 rc kernel instrumentation
1276 * workqueue instrumentation: remove duplicated structures
1277 * Rename odd event names
1278 * Introduce API to remap event names exposed by LTTng
1279 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1280 * Fix Linux 3.8 btrfs probe warning
1281 * Fix Linux 3.8 ext4 probe support
1282 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1283 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1284 * instrumentation sched: add missing fork pid info
1285 * Fix check in lttng_strlen_user_inatomic
1286 * instrumentation: sync with Linux commit a1ce392
1287 * Fix: statedump: missing locking, use lttng_iterate_fd
1288 * Implement lttng_iterate_fd wrapper
1289 * Instrumentation cleanup: kmem events should print hex pointers
1290 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1291 * Fix: statedump hang/too early completion due to logic error
1292 * Fix: statedump hang due to incorrect wait/wakeup use
1293 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1294 * wrapper/perf.h: Fix kernel version condition
1295 * Add new kernel probes instrumentation
1296 * Update kernel probes to more detailed match to kernel versions
1297 * Fix possible kernel build errors with linux-patches
1298 * Add missing MIT license text to 3 files under this license
1299 * Update sites using kernel version checking macro to new range
1300 * Make upper bound of kernel version checking macro exclusive
1301 * sock instrumentation: fix fields to get referenced values
1302 * ext3 instrumentation: fix of assignment code conversion
1303 * sched instrumentation: rename "pid" fields in sched_process_exec
1304 * Remove remaining semicolons in TP_fast_assign blocks
1305 * Fix compilation for 3.0 kernels that are named 2.6.40
1306 * Fix compilation for 3.0 branch (>= 3.0.39)
1307 * Add kernel version checking macro
1308 * Remove semicolons in TP_fast_assign blocks
1309 * Add ifdefs to net probe to support Linux 2.6.39
1310 * Add kernel probes for supplementary subsystems
1311 * Check if interrupt action name is not null in statedump
1312 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1313 * Add TRACE_EVENT(sched_process_exec) to sched.h
1314 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1315 * Fix warning with 3.6.0 kernel
1316 * ABI with support for compat 32/64 bits
1317 * Perform calculation on bit size in 64-bit
1318 * Use uint64_t for packet header content size and packet size
1319 * Fix: compat layer only on supported architectures
1320 * Fix ring buffer 32/64 bits compat
1321 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1322 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1323 * Fix: statedump missing check for NULL namespace
1324
7cb1d0ee
MD
13252012-09-10 LTTng modules 2.1.0-rc1
1326 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1327 * Support for linux kernels 2.6.32 through 2.6.37
1328 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1329 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1330 * Add env hostname information
1331 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1332 * lttng_statedump_process_state for each PID NS
1333 * Support the hostname context
1334 * Fix: statedump namespaced pid, tid and ppid
1335 * Fix: statedump: disable vm maps enumeration
1336 * Fix: ensure userspace accesses are done with _inatomic
1337 * Fix: vppid context should test for current nsproxy
1338 * Add MIPS system call support
1339 * Change mode of lttng-syscalls-generate-headers.sh to 755
1340 * cleanup: fix typo in syscall instrumentation header
1341 * Cleanup: remove trailing whitespace in README
1342 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1343 * LTTng: probe-statedump: add #include <linux/sched.h>
1344 * fix: signal_generate event should print utf8 for comm field
1345 * Makes write operation a parameter for tp_memcpy macro
1346 * Add coding style document
1347 * Update instrumentation/events README file
1348 * Add makefile target for preprocessor
1349 * Fix: free_event_id check should compare unsigned int with -1U
1350 * Use unsigned long type for events discarded counter
1351 * Fix: update signal instrumentation for 3.4 kernel
1352 * LTTng Modules ARM syscall instrumentation
1353 * Fix: generate header missing echo -e for escape chars
1354 * Fix: add missing uaccess.h include (for ARM)
1355 * README: Document that CONFIG_MODULES is required
1356 * Fix: README typo
1357 * Fix: document required and optional kernel config options in README
1358
d2a9270f
MD
13592012-03-29 LTTng modules 2.0.1
1360 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1361
13622012-03-20 LTTng modules 2.0.0
730e5783
MD
1363 * First STABLE version
1364 * Add version name
1365
63be4822
MD
13662012-03-20 LTTng modules 2.0.0-rc4
1367 * Update README and add version name place-holder
1368
1bca821c
MD
13692012-03-16 LTTng modules 2.0.0-rc3
1370 * Fix clock offset 32-bit multiplication overflow
1371 * Fix : wrong assign of fd in state dump
1372 * License cleanup, ifdef namespace cleanup
1373 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1374
4d1704b6
MD
13752012-03-02 LTTng modules 2.0.0-rc2
1376 * Fix: dmesg printout should not print metadata warnings
1377 * Fix: use transport name as channel name
1378 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1379
f66cbcc8
MD
13802012-02-20 LTTng modules 2.0.0-rc1
1381 * Standardize version across toolchain
1382 * statedump: Use old macro name for kernel 2.6.38
1383
2646f1db
MD
13842012-02-16 LTTng modules 2.0-pre15
1385 * Add timer instrumentation
1386 * fix: need to undef mainline define
1387 * fix: Include signal.h instead of irq.h for prototype match check
1388 * Add signal instrumentation
1389
3e8b3fb8
MD
13902012-02-16 LTTng modules 2.0-pre14
1391 * syscall tracing: sys_getcpu
1392 * Add sys_clone x86 instrumentation
1393 * statedump: fix include circular dep
1394 * Implement state dump
1395
ed5a7a8f
MD
13962012-02-09 LTTng modules 2.0-pre13
1397 * Update README
1398 * environment: write sysname, release, version, domain to metadata
1399 * Allow open /proc/lttng for read & write
1400
497051bd
MD
14012012-02-02 LTTng modules 2.0-pre12
1402 * Add x86 32/64 execve syscall instrumentation override
1403 * Remove unused defines
1404 * Add padding to ABI
1405 * Use LTTNG_KERNEL_SYM_NAME_LEN
1406 * Update version to 1.9.9
1407 * Add missing double-quotes to clock uuid
1408 * clock: read bootid as clock monotonic ID
1409 * Fix comment
1410 * Cleanup comment
1411 * clock: output clock description in metadata
1412 * Properly fix the timekeeping overflow detection
1413 * Fix init bug
1414 * rename lib-ring-buffer to lttng-lib-ring-buffer
1415 * Remove #warning
1416 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1417 * Update TODO
1418 * Update TODO
1419 * Remove debugfs file (keep only proc file)
1420 * Rename lttng-debugfs-abi files to lttng-abi
1421
4d3e89e3
MD
14222011-12-13 LTTng modules 2.0-pre11
1423 * Fix OOPS caused by reference of config pointer
1424 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1425 * lttng lib: ring buffer move null pointer check to open
1426 * lttng lib: ring buffer remove duplicate null pointer
1427 * lttng lib: ring buffer: remove stale null-pointer
1428 * lttng wrapper: add missing include to kallsyms wrapper
1429 * lttng: cleanup one-bit signed bitfields
1430 * Add TODO file
1431 * Update symbol name length max size to 256
1432 * Fix last modifications to string_from_user operations
1433 * Document that depmod needs to be executed by hand
1434 * Fix strlen_user fault space reservation
1435 * Fix tp_copy_string_from_user handling of faults
1436 * Disable block layer tracing support for kernels < 2.6.38
1437 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1438 * Update trace clock warning to match the current development plan
1439 * ringbuffer: make ring buffer printk less verbose
1440 * Makefile: do not run depmod manually
1441
e2222c2e
MD
14422011-09-30 LTTng modules 2.0-pre10
1443 * x86-32: override sys_mmap syscall instrumentation
1444 * Fix cast warning
1445
bfb508ed
MD
14462011-09-29 LTTng modules 2.0-pre9
1447 * x86 32 syscalls: fix !CONFIG_UID16
1448 * Use __string_from_user
1449 * Add __string_from_user
1450 * Rename "comm" context to "procname"
1451 * Fetch "type" name field for mount syscall
1452 * Create common override file for all architectures
1453 * Shrink stack size usage
1454 * Cleanup: remove unused lttng-compat-syscalls.c file
1455 * Support detailed compat syscalls on x86_64
1456 * Fix syscall table
1457 * Add disabled compat syscalls detail (work in progress)
1458 * Add config compat support for detailed x86_32 syscalls
1459 * Handle newer 3.1+ perf API
1460 * Add dummy x86-32 override headers
1461 * Bind x86-32 syscall headers
1462 * Add x86-32 syscall headers
1463 * Add check for KALLSYMS_ALL in syscall extraction script
1464 * Automate string extraction for syscalls
1465 * Automate syscall filename/pathname extraction
1466 * Add exit to ring_buffer_frontend so module is unloadable
1467 * Add sys_open filename (x86_64)
1468 * Add missing memcpy callback
1469 * copy_from_user and memset
1470 * Add missing alignment after header write
1471 * lib ring buffer: add frontend init as module_init
1472 * lib ring buffer frontend: add missing lock initialization
1473 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1474 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1475 * Create override for sys_mmap
1476 * Rename syscalls -> syscall in LTTng ABI
1477 * Use different event name for compat syscalls
1478 * Allow trace syscall table override
1479 * Add dummy override files
1480 * syscall detail: add override capability
1481 * Add pointer pretty-print heuristics
1482 * Add __field_hex
1483 * Rename sys exit errno into ret
1484 * Enable detailed syscalls only for native x86_64
1485 * Use "unknown" for compat syscalls
1486 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1487 * Fix syscall exit
1488 * Fix sys exit
1489 * Only enable detailed syscalls for x86_64 for now
1490 * Merge unknown syscall method with extended detail method
1491 * Add underscore prefix before event names
1492 * Add syscalls pointers detailed syscall tracing
1493 * Use perl for regexp
1494 * Support generation of syscall probes for those with pointers
1495 * Support detailed syscalls with 0 arguments
1496 * detailed syscall tracing (work in progress)
1497 * Expose /proc/lttng file
1498 * Implement detailed syscall event probe
1499 * Disable perf build for < 2.6.33 kernels
1500 * Syscall detail mode: generate syscall table
1501 * block instrumentation: write cmd as hex sequence
1502 * lttng-events TRACE_EVENT generator cleanup
1503 * block layer instrumentation: fix cmd field
1504 * Remove 0 args syscalls for now from type-aware syscall cb generator
1505 * Generate trace syscall table macros
1506 * Put syscall tracing without arg types back in place
1507 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1508 * lttng events probes: don't clash with "ctx" variable name
1509 * lib ring buffer must take private pointer copy before decrementing refcount
1510
47655e60
MD
15112011-08-16 LTTng modules 2.0-pre8
1512 * Fix metadata buffer wait/wakeup
1513
99a93317
MD
15142011-08-12 LTTng modules 2.0-pre7
1515 * Add missing module refcount to lttng_tracepoint_list_fops
1516 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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