1 2020-04-08 (The Day After National Beer Day) LTTng modules 2.12.0
2 * fix: uaccess wrapper for CentOS >= 4.18.0-147
3 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
4 * fix: signal instrumentation for CentOS >= 4.18.0-147
5 * fix: kvm instrumentation for CentOS >= 4.18.0-147
6 * fix: rcu instrumentation for CentOS >= 4.18.0-80
7 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
9 2020-03-27 (International Stay At Home Month) LTTng modules 2.12.0-rc3
10 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
11 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
12 * statedump: introduce file_table_address
13 * Remove lttng-ftrace integration
14 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
15 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
16 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
18 2020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.12.0-rc2
19 * Fix: lttng-events.c: variable may be used uninitialized
20 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
21 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
22 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
23 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
24 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
25 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
26 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
27 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
28 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
29 * fix: use timespec64 on kernels that have it
30 * fix: move lttng_close_on_exec to proper wrapper
31 * fix: 'struct timex' removed upstream (v5.6)
32 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
33 * Fix: statedump: check task_active_pid_ns return value for NULL
34 * sched: Make the sched_switch task state an enum
35 * block: Make the rwbs field as a bit field enum
37 2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
38 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
40 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
41 * fix: use user ns wrapper code in new id trackers
42 * fix: function prototype in wrapper/mm.h
43 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
44 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
45 * lttng-clear: stop tracing required
46 * sunrpc: introduce lttng_get_clid helper
47 * Fix: sunrpc: use signed integer for client id
48 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
49 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
50 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
51 * fix: btrfs: tracepoints: constify all pointers (v5.5)
52 * fix: btrfs block group struct refactor (v5.5)
53 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
54 * Update .gitignore from upstream
55 * Add missing include for kernels between 3.8 and 3.15
56 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
57 * net: Add entry/exit tracepoints for all receive paths
58 * statedump: Add thread ID (tid) to interrupt
59 * metadata: Add the product uuid to the 'env' section
60 * Cleanup: statedump process state event pid namespace fields
61 * Add namespaces statedump
62 * Add uid/gid contexts
63 * Add namespace contexts
64 * README.md: Document LTTNG_TRACEPOINT_EVENT
65 * README.md: cleanup formatting for bullet lists
66 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
67 * Cleanup: Silence gcc fall-through warning
68 * Fix: update sched prev_state instrumentation for upstream kernel
69 * Fix: gcc-9.1 stack frame size warning
70 * Implement ring buffer clear
71 * Make bitfield.h C++-friendly
72 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
73 * Add metadata env fields
74 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
75 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
76 * Fix: missing define when not building with gcc
77 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
78 * Fix: Don't print ring-buffer's records count when it is not used
79 * Fix: do not set quiescent state on channel destroy
80 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
81 * Introduce callstack stackwalk implementation header
82 * Prepare callstack common code for stackwalk
83 * Introduce callstack legacy implementation header
84 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
85 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
86 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
87 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
88 * fix: timer/trace: Improve timer tracing (v5.2)
89 * Cleanup: bitfields: streamline use of underscores
90 * Silence compiler "always false comparison" warning
91 * Fix: bitfield: shift undefined/implementation defined behaviors
92 * Fix: timestamp_end field should include all events within sub-buffer
93 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
94 * lttng abi documentation: clarify getter usage requirements
95 * Fix: don't access packet header for stream_id and stream_instance_id getters
96 * Fix: atomic_long_add_unless() returns a boolean
97 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
98 * Fix: pipe: stop using ->can_merge (v5.1)
99 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
100 * Fix: mm: create the new vm_fault_t type (v5.1)
101 * Fix: extra-version-git.sh redirect stderr to /dev/null
102 * Move timekeeping blacklisting to a header file
103 * Blacklist: kprobe for arm
104 * Cleanup: tp mempool: Remove logically dead code
105 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
106 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
107 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
108 * Fix: Remove 'type' argument from access_ok() function (v5.0)
109 * Fix: timer instrumentation for RHEL 7.6
110 * Add missing SPDX license identifiers to uprobes
111 * Drop support for kernels < 3.0 from Makefiles
112 * Drop support for kernels < 3.0 from writeback instrumentation
113 * Drop support for kernels < 3.0 from workqueue instrumentation
114 * Drop support for kernels < 3.0 from skb instrumentation
115 * Drop support for kernels < 3.0 from scsi instrumentation
116 * Drop support for kernels < 3.0 from sched instrumentation
117 * Drop support for kernels < 3.0 from power instrumentation
118 * Drop support for kernels < 3.0 from net instrumentation
119 * Drop support for kernels < 3.0 from module instrumentation
120 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
121 * Drop support for kernels < 3.0 from lock instrumentation
122 * Drop support for kernels < 3.0 from kvm instrumentation
123 * Drop support for kernels < 3.0 from kmem instrumentation
124 * Drop support for kernels < 3.0 from jbd2 instrumentation
125 * Drop support for kernels < 3.0 from irq instrumentation
126 * Drop support for kernels < 3.0 from ext4 instrumentation
127 * Drop support for kernels < 3.0 from block instrumentation
128 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
129 * Drop support for kernels < 3.0 from lttng-kernel-version.h
130 * Drop support for kernels < 3.0 from lttng-events.h
131 * Drop support for kernels < 3.0 from lib
132 * Drop spinlock.h wrapper
133 * Drop kstrtox.h wrapper
134 * Drop uuid.h wrapper
135 * Drop vzalloc.h wrapper
136 * Drop support for kernels < 3.0 from tracepoint.h wrapper
137 * Drop support for kernels < 3.0 from perf.h wrapper
138 * Drop support for kernels < 3.0 from atomic.h wrapper
139 * Drop compat patches for kernels < 2.6.36
140 * Bump minimum kernel version to 3.0
141 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
142 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
143 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
144 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
145 * CPU topology statedump on x86
146 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
147 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
148 * Fix: adapt to kernel relative references
149 * Fix: sync event enablers before choosing header type
150 * Fix: implicit declarations caused by buffer size checks.
151 * Prevent allocation of buffers if exceeding available memory
152 * Fix: btrfs instrumentation namespacing
153 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
154 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
155 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
156 * Fix: access migrate_disable field directly
157 * Fix: out of memory error handling
158 * Fix: uprobes: missing break in lttng_event_ioctl()
159 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
160 * Fix: instruction pointer has different names across arch
161 * Fix: build failures when CONFIG_UPROBES is absent
162 * uprobe: Support multiple call sites for the same uprobe event
163 * uprobe: Receive file descriptor from session instead of path to file
164 * uprobe: Mark uprobe event as registered
165 * Add uprobes support
166 * Fix: adjust SLE version ranges to build with SP2 and SP3
167 * Fix: Allow alphanumeric characters in SLE version
168 * Fix: Adjust range for SuSE 4.4.103-92 kernels
169 * Cleanup: move to kernel style SPDX license identifiers
170 * Cleanup: move scripts to subdirectory
171 * Cleanup: modinfo keys
172 * Add extra version information framework
173 * Revert "Add btrfs file item tracepoints"
174 * Fix: btrfs: Remove unnecessary fs_info parameter
175 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
176 * Fix: asoc: Remove snd_soc_cache_sync() implementation
177 * Fix: asoc: fix printing jack name
178 * Fix: asoc: Consolidate path trace events
179 * Fix: ASoC level IO tracing removed upstream
180 * Enable userspace callstack contexts only on x86
181 * Prevent re-entrancy in callstack-user context
182 * Callstack context: bump number of entries to 128
183 * Fix: callstack context alignment calculation
184 * Cleanup callstack context
185 * Fix callstack context: write empty sequence if no stack trace
186 * Fix: callstack context: false-sharing, bad memory size allocation
187 * callstack context: use delimiter when stack is incomplete
188 * Cleanup callstack context
189 * Add kernel and user callstack contexts
190 * Assign CPU id before saving the context size
191 * Define max nesting count constant
192 * Compute variable sized context length
193 * Pass arguments for context size computation
195 * Update delayed ref tracepoints for v3.12
196 * Add btrfs file item tracepoints
197 * Add btrfs tracepoint for em's EEXIST case
198 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
199 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
200 * Fix: lttng filter validator ERANGE error handling
201 * Fix: filter interpreter: use LTTNG_SIZE_MAX
202 * Filter: add FILTER_OP_RETURN_S64 instruction
203 * Perform bitwise ops on unsigned types
204 * Filter: catch shift undefined behavior
205 * Filter: add lshift, rshift, bit not ops
206 * Filter: index array, sequences, implement bitwise binary operators
207 * Fix: pid tracker should track "pgid" for noargs probes
208 * lttng-tp-mempool: perform node-local allocation
209 * Fix: update RCU instrumentation for 4.17
210 * Fix: sunrpc instrumentation for 4.17
211 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
212 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
213 * Update: kvm instrumentation for ubuntu 4.13.0-38
214 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
215 * Fix: btrfs instrumentation namespacing
216 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
217 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
218 * Fix: update kvm instrumentation for 4.1.50+
219 * Use the memory pool instead of kmalloc
220 * Create a memory pool for temporary tracepoint probes storage
221 * Fix: use proper pid_ns in the process statedump
222 * Fix: add variable quoting to shell scripts
223 * Update: kvm instrumentation for fedora 4.14.13-300
224 * Fix: Add Fedora version macros
225 * Add preemptirq instrumentation
226 * Clean-up: fix stale #endif comments
227 * Command to dump the metadata cache again
228 * Add a new /dev/lttng-logger interface
229 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
230 * Fix: update block instrumentation for SuSE 4.4.114-92
231 * Fix: update rcu instrumentation for v4.16
232 * Fix: update vmscan instrumentation for v4.16
233 * Fix: update timer instrumentation on 4.16 and 4.14-rt
234 * Update kvm instrumentation for debian kernel 4.14.0-3
235 * Fix: network instrumentation protocol enum
236 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
237 * Fix: update block instrumentation for SuSE 4.4.73-5
238 * Fix: global_dirty_limit for kernel v4.2 and up
239 * Fix: network instrumentation handling of corrupted TCP headers
240 * Fix: add missing uaccess.h include from kstrtox.h wrapper
241 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
242 * Fix: btrfs_delayed_ref_head was unwired since v3.12
243 * Update kvm instrumentation for debian kernel 4.9.65-3
244 * Fix: debian kernel version parsing
245 * Fix: block instrumentation 4.14+ NULL pointer dereference
246 * Update: kvm instrumentation for 3.16.52 and 3.2.97
247 * Fix: kvm instrumentation for 4.15
248 * Update sock instrumentation for 4.15
249 * Update kvm instrumentation for 4.15
250 * Fix: ACCESS_ONCE() removed in kernel 4.15
251 * Fix: sched instrumentation on stable RT kernels
252 * timer API transition for kernel 4.15
253 * Fix: Don't nest get online cpus
254 * Fix: lttng_channel_syscall_mask() bool use in bitfield
255 * Fix: update kmem instrumentation for kernel 4.15
256 * Fix: lttng_kvmalloc helper NULL pointer OOPS
258 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
259 * Fix: uprobes: missing break in lttng_event_ioctl()
260 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
261 * Fix: instruction pointer has different names across arch
262 * Fix: build failures when CONFIG_UPROBES is absent
263 * uprobe: Support multiple call sites for the same uprobe event
264 * uprobe: Receive file descriptor from session instead of path to file
265 * uprobe: Mark uprobe event as registered
266 * Add uprobes support
267 * Fix: adjust SLE version ranges to build with SP2 and SP3
268 * Fix: Allow alphanumeric characters in SLE version
269 * Fix: Adjust range for SuSE 4.4.103-92 kernels
270 * Cleanup: move to kernel style SPDX license identifiers
271 * Cleanup: move scripts to subdirectory
272 * Cleanup: modinfo keys
273 * Add extra version information framework
274 * Revert "Add btrfs file item tracepoints"
275 * Fix: btrfs: Remove unnecessary fs_info parameter
276 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
277 * Fix: asoc: Remove snd_soc_cache_sync() implementation
278 * Fix: asoc: fix printing jack name
279 * Fix: asoc: Consolidate path trace events
280 * Fix: ASoC level IO tracing removed upstream
281 * Enable userspace callstack contexts only on x86
282 * Prevent re-entrancy in callstack-user context
283 * Callstack context: bump number of entries to 128
284 * Fix: callstack context alignment calculation
285 * Cleanup callstack context
286 * Fix callstack context: write empty sequence if no stack trace
287 * Fix: callstack context: false-sharing, bad memory size allocation
288 * callstack context: use delimiter when stack is incomplete
289 * Cleanup callstack context
290 * Add kernel and user callstack contexts
291 * Assign CPU id before saving the context size
292 * Define max nesting count constant
293 * Compute variable sized context length
294 * Pass arguments for context size computation
296 * Update delayed ref tracepoints for v3.12
297 * Add btrfs file item tracepoints
298 * Add btrfs tracepoint for em's EEXIST case
299 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
300 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
301 * Fix: lttng filter validator ERANGE error handling
302 * Fix: filter interpreter: use LTTNG_SIZE_MAX
303 * Filter: add FILTER_OP_RETURN_S64 instruction
304 * Perform bitwise ops on unsigned types
305 * Filter: catch shift undefined behavior
306 * Filter: add lshift, rshift, bit not ops
307 * Filter: index array, sequences, implement bitwise binary operators
308 * Fix: pid tracker should track "pgid" for noargs probes
309 * lttng-tp-mempool: perform node-local allocation
310 * Fix: update RCU instrumentation for 4.17
311 * Fix: sunrpc instrumentation for 4.17
312 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
313 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
314 * Update: kvm instrumentation for ubuntu 4.13.0-38
315 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
316 * Fix: btrfs instrumentation namespacing
317 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
318 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
319 * Fix: update kvm instrumentation for 4.1.50+
320 * Use the memory pool instead of kmalloc
321 * Create a memory pool for temporary tracepoint probes storage
322 * Fix: use proper pid_ns in the process statedump
323 * Fix: add variable quoting to shell scripts
324 * Update: kvm instrumentation for fedora 4.14.13-300
325 * Fix: Add Fedora version macros
326 * Add preemptirq instrumentation
327 * Clean-up: fix stale #endif comments
328 * Command to dump the metadata cache again
329 * Add a new /dev/lttng-logger interface
330 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
331 * Fix: update block instrumentation for SuSE 4.4.114-92
332 * Fix: update rcu instrumentation for v4.16
333 * Fix: update vmscan instrumentation for v4.16
334 * Fix: update timer instrumentation on 4.16 and 4.14-rt
335 * Update kvm instrumentation for debian kernel 4.14.0-3
336 * Fix: network instrumentation protocol enum
337 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
338 * Fix: update block instrumentation for SuSE 4.4.73-5
339 * Fix: global_dirty_limit for kernel v4.2 and up
340 * Fix: network instrumentation handling of corrupted TCP headers
341 * Fix: add missing uaccess.h include from kstrtox.h wrapper
342 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
343 * Fix: btrfs_delayed_ref_head was unwired since v3.12
344 * Update kvm instrumentation for debian kernel 4.9.65-3
345 * Fix: debian kernel version parsing
346 * Fix: block instrumentation 4.14+ NULL pointer dereference
347 * Update: kvm instrumentation for 3.16.52 and 3.2.97
348 * Fix: kvm instrumentation for 4.15
349 * Update sock instrumentation for 4.15
350 * Update kvm instrumentation for 4.15
351 * Fix: ACCESS_ONCE() removed in kernel 4.15
352 * Fix: sched instrumentation on stable RT kernels
353 * timer API transition for kernel 4.15
354 * Fix: Don't nest get online cpus
355 * Fix: lttng_channel_syscall_mask() bool use in bitfield
356 * Fix: update kmem instrumentation for kernel 4.15
357 * Fix: lttng_kvmalloc helper NULL pointer OOPS
358 * Update version to 2.11.0-pre
359 * Fix: lttng-logger get_user_pages_fast error handling
360 * Fix: update block instrumentation for 4.14 kernel
361 * Revert "Fix: update block instrumentation for kernel 4.14"
362 * Fix: version check error in btrfs instrumentation
363 * Fix: update btrfs instrumentation for kernel 4.14
364 * Fix: update writeback instrumentation for kernel 4.14
365 * Fix: update block instrumentation for kernel 4.14
366 * Fix: vmalloc wrapper on kernel < 2.6.38
367 * Fix: vmalloc wrapper on kernel >= 4.12
368 * Add kmalloc failover to vmalloc
369 * Fix: mmap: caches aliased on virtual addresses
370 * Fix: update ext4 instrumentation for kernel 4.13
371 * Fix: Sleeping function called from invalid context
372 * Fix: sched for v4.11.5-rt1
373 * Make vim users life easier
374 * Rename Makefile.ABI.workarounds to Kbuild.common
375 * Fix: handle missing ftrace header on v4.12
376 * Fix: pid tracker should track "pgid"
377 * Cleanup: typo in lttng pid tracker
378 * Fix: Build ftrace probe on kernels prior to 4.12
379 * Fix: update ftrace probe for kernel 4.12
380 * Fix: update block instrumentation for kernel 4.12
381 * Calculate context length outside of retry loop
382 * Fix: Add support for 4.9.27-rt18 kernel
383 * Fix: update btrfs instrumentation for kernel 4.12
384 * Fix: update ringbuffer for kernel 4.12
385 * Fix: update sched instrumentation for kernel 4.12
386 * Fix: ext3 was completely removed from the kernel in v4.3
387 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
388 * Fix: add "flush empty" ioctl for stream intersection
389 * Revert "Fix: flush empty packets on snapshot channel"
390 * Revert "Fix: don't perform extra flush on metadata channel"
392 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
393 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
394 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
395 * Fix: Always build vmscan probe
396 * Cleanup: formatting in strutils_star_glob_match explanation
397 * Fix: introduce LTTNG_SIZE_MAX for older kernels
398 * Use SIZE_MAX instead of -1ULL for size_t parameter
399 * filter: use SIZE_MAX for size_t
400 * Fix: out of bound array access in filter code
401 * Add support for star globbing patterns in event names
402 * Filtering: add support for star-only globbing patterns
403 * Add string utilities
404 * lttng-abi.c: cleanup whitespaces
405 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
406 * Fix: kref changes for kernel 4.11
407 * Fix: atomic_add_unless() returns true/false rather than prior value
408 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
409 * Fix: update scsi instrumentation for kernel 4.11
410 * Fix: changes to the vm_op fault cb prototype in libringbuffer
411 * Fix: update btrfs instrumentation for kernel 4.11
412 * Fix: update mm_vmscan instrumentation for kernel 4.11
413 * Fix: section mismatch warning caused by __exit annotation
414 * socketpair: extend syscall socketpair tracing information
415 * Remove events/mainline unused headers
416 * update event README
417 * Fix: nmi-safe clock on 32-bit systems
418 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
419 * Fix: 4.10 hotplug adaptation backward compat
420 * Fix: 4.10 btrfs instrumentation update backward compat
421 * Update btrfs instrumentation for 4.10 kernel
422 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
423 * btrfs instrumentation: update to 4.10 kernel
424 * timer instrumentation: adapt to ktime_t without union
425 * Add load/unload messages to kernel log
426 * Update version to 2.10.0-pre
427 * Fix: asoc instrumentation for RHEL 7.3
428 * Fix: SCSI instrumentation for SLES12 SP2
429 * Add SUSE Linux Enterprise kernel version tests
430 * Filter code relicensing to MIT license
431 * Add task cpu in process statedump
432 * Performance: add missing unlikely in reserve
433 * Fix: preemptible and migratable context error handling
434 * Fix: bump stable kernel version ranges for clock work-around
436 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
437 * Fix: i2c: support kernels < 3.15
438 * Fix: show warning for broken clock work-around
439 * Bump minor ABI version
440 * Fix: work-around upstream Linux timekeeping bug
441 * Add support for i2c tracepoints
442 * Cleanup: makefile version checks with single "ge"
443 * Performance: special-case NULL in lttng_strlen_user_inatomic
444 * Fix: lttng_inline_memcpy does not take a __user argument
445 * Performance: implement lttng_inline_memcpy
446 * Performance: cache the backend pages pointer in context
447 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
448 * Performance: Only dereference commit index once
449 * Performance: Mark channel and buffer event disabled check unlikely
450 * Performance: Relax atomicity constraints for crash handling
451 * Performance: mark ring buffer do_copy callers always inline
452 * Performance: mark lib_ring_buffer_write always inline
453 * Kconfig: select TRACEPOINTS when built-in
454 * Performance: disable event counting by default
455 * Fix: handle large number of pages or subbuffers per buffer
456 * Fix: unregister cpu hotplug notifier on buffer alloc error
457 * Fix: sa_family is of type unsigned short
458 * Fix: check for sizeof sa_family to save sa_family in accept and connect
459 * Fix: use printk_once() for wrapper warning messages
460 * Fix: btrfs instrumentation for 4.8 kernel
461 * Fix: update mm_vmscan instrumentation for kernel 4.8
462 * Fix: napi instrumentation for 4.8 kernels
463 * Fix: update block instrumentation to compile on 4.8 kernels
464 * Cleanup: reuse code in accept() and accept4() instrumentation
465 * Add x86-64 override for accept4 syscall
466 * Fix: timer wrapper: support kernels >= 4.8
467 * Performance: split check deliver fast/slow paths
468 * Fix: x86-64 accept instrumentation
469 * Fix: Add support for 4.6.4-rt8 kernel
470 * Fix: update scsi instrumentation for 4.7+ kernels
471 * Fix: Use fs_initcall instead of rootfs_initcall
472 * Fix: Add kernel configuration for lttng clock plugin
473 * Fix: the clock plugin must be initiated before first use of the clock
474 * Fix: tests/Kbuild for older kernels
475 * Cleanup: __dynamic_len_idx set but not used warning
476 * Cleanup: coding style and comments of net.h
477 * net: Add TCP header data to net_* tracepoints
478 * net: Add IPv4/IPv6 header data to net_* tracepoints
479 * Fix: endianness for the container type of enum
480 * enumeration autoincrement: use if/else logic
481 * Cleanup trailing whitespaces
482 * lttng-test probe: test ctf_enum_auto()
483 * Add ctf_enum_auto() for autoincrementing enumeration values
484 * Implement session statedump command
485 * Fix: annotate bytecode interpreter for kernel stack validator
486 * Update version to 2.9.0-pre
487 * Fix: ring buffer: honor switch parameter type in remote switch
488 * Fix: only flush non-metadata channels
489 * Fix: don't perform extra flush on metadata channel
490 * select, poll and epoll_wait overrides on ARM 32-bit
491 * Fix: flush empty packets on snapshot channel
492 * Fix: do not generate packet at destroy after stop
493 * Fix: compat ioctl for flush/get metadata version
494 * Fix: ctf_string() should handle NULL pointers
495 * Fix: portability: no arith on void pointer
496 * Fix: add missing tests/Kbuild
497 * Test clock override plugin
498 * Fix: add modules target to base Makefile
499 * Fix: make clean does not include dot-config
500 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
501 * Documentation: document that CONFIG_MODULES not required when builtin
502 * Fix: add missing errno include in random wrapper
503 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
504 * Fix: copy_from_user size when limited allocation
505 * Extract the payload of epoll_wait/epoll_pwait
506 * Extract the payload for epoll_ctl
507 * Extract the FDs and flags from poll and ppoll
508 * Extract the FD sets in select and pselect6
509 * Add ctf_integer_bitfield_type
510 * Implement enumeration type
511 * Implement custom field support
512 * Implement variant type
513 * Implement shadow stack for dynamic len
514 * libringbuffer: implement event too big API
515 * Implement structure, compound array/sequence types
516 * Fix: integer endianness metadata generation
517 * Fix: endianness of integers received by filter
518 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
519 * Fix: RHEL kernel 3.10.0-327.13.1 compat
520 * Fix: ctf_user_integer should not trigger page fault
521 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
522 * Add comment describing ioctl number duplication
523 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
524 * Fix: Remove dead code from filter interpreter
525 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
526 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
527 * Fix: use of uninitialized ret value in lttng_abi_create_event
528 * Fix: kmem instrumentation: remove unused gfpflags.h include
529 * Fix: 4.6 kernel: use in_compat_syscall
530 * Fix: use BUG_ON instead of accessing array subscript above array bounds
531 * Fix: Add granularity to RHEL kernel version checks
533 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
534 * Bump minor tracer ABI version
535 * Fix: build against out-of-tree kernel build
536 * probes/Kbuild: remove upper level header path
537 * Move leftover relative include paths to system paths
538 * syscall instrumentation: use system headers
539 * tracepoint event instrumentation: use system headers
540 * Use system include path in wrappers
541 * libs: use system include paths
542 * Use system header paths in core implementation files
543 * Use system include paths in root directory headers
544 * Use system include paths in probes
546 * Use system include paths in lttng-types.h
547 * Use system include paths in lttng-tracepoint-event-impl.h
548 * Use system include path in probes/define_trace.h
549 * Use system include paths in probes/lttng-tracepoint-event-impl.h
550 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
551 * Add makefile directory to include path
552 * Fix: event ctx get size should be after chan ctx
553 * Fix: filter interpreter with userspace strings
554 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
555 * Fix: format address fields as hexadecimal
556 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
557 * Fix: system call instrumentation overrides
558 * Fix: page_alloc wrapper incorrect parenthesis
559 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
560 * Fix: add struct user_msghdr forward declaration for older kernels
561 * Cleanup: Remove unused lttng-types module
562 * Fix: add missing versions and init call for page_alloc wrapper
563 * Fix: Define lttng-tracer metadata only once
564 * Fix: Add CONFIG_LTTNG to modules_install target
565 * Fix: Use kbuild env instead of a custom var KERNELDIR
566 * Update clock offset comment
567 * clock offset: print negative value in metadata
568 * Fix: handle negative clock offset
569 * Fix: sched instrumentation for 4.1-rt11
570 * Add RT patch version macros
571 * Expect filter context identifiers starting with $ctx.
572 * ARM64: wire up compat system calls
573 * Add support for arm64 syscalls
574 * Fix: Ubuntu kernel range for block_rq_complete
575 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
576 * Fix: update vmscan instrumentation for kernel 4.5
577 * Fix: check reference counts for overflow
578 * Fix: RHEL 7.2 scsi instrumentation
579 * Fix: RHEL 7.2 kvm instrumentation
580 * Kconfig: describe both module and in-kernel compilation options
581 * Add comments and indentation to Makefile
582 * Add support for built-in kernel build
583 * Rename sub makefiles to Kbuild
584 * Cleanup sub makefiles
585 * Make goals configurable with CONFIG_LTTNG
586 * Fix: Use generic raw_irqs_disabled_flags
587 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
588 * Fix: update sched instrumentation for kernel 4.4.0
589 * Bump version number for development branch
590 * Fix: interruptible context: reversed logic
591 * Contexts for RT debugging
592 * Fix: instrumentation: v4lv2 missing include
593 * Fix: header size larger than 256 bytes
594 * Instrument x86 page faults
595 * Fix: irq_vectors TRACE_SYSTEM name
596 * Instrument x86_irq_vectors
597 * Fix: tracepoint listing misses last loaded probe
598 * Fix: lttng trace-clock needs to disable preemption
599 * Tracepoint event: add "TP_code_post()"
600 * Implement array and sequence bitfields
601 * Fix: kmem: add mm.h include
602 * Add page frame number (pfn) to kmem page events
603 * Use pfn rather than struct page in ring buffer array
604 * Implement clock plugin support
605 * Command to regenerate the metadata of a session
606 * Fix: writeback instrumentation update for 4.3 Linux kernel
607 * Fix: update sched wakeup instrumentation for 4.3 kernel
608 * Fix: lttng-test build failure for kernels < 3.0
609 * Use 3.18 syscall instrumentation for MIPS32
610 * Update the MIPS32 syscall instrumentation to 3.18
611 * Fix: Move pipe override to the arch specific pointers_override.h
612 * Implement lttng test module
613 * Cleanup: remove logically dead code
614 * Fix: filter validator use after free
615 * Fix: use after free in channel release
616 * Fix: non-enabler events should be disabled by default
617 * Fix: build failure on 2.6.36
618 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
619 * Fix: writeback instrumentation for 4.2 kernels
620 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
621 * Add stream instance id to the packet header
622 * Add a packet sequence number
623 * Fix: kmem probe with Ubuntu 3.13 kernels
624 * Fix: disable kvm probe if lapic.h isn't found
625 * Fix: timer instrumentation for 4.2 kernels
626 * Fix: ext4 instrumentation for 4.2 kernels
627 * Fix: kvm instrumentation for 4.2 kernels
628 * Fix: allow LTTng to be built within kernel tree
630 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
631 * Fix: Building the event list fails on fragmented memory
632 * Fix: use after free on metadata cache reallocation
633 * Fix: version checks for kernel 4.0
634 * Fix: Incorrect Ubuntu kernel patchlevel
635 * Fix: cpu-id context should use int type
636 * Implement cpu-id context
637 * Implement cpu_id context for filtering
638 * Fix: context printk mismatch on error
639 * Cleanup: misleading comment about deferrable timer
641 * Fix: Update kmem event for Ubuntu's 3.16 kernel
642 * Fix: RHEL 7.1 block instrumentation
643 * Fix: add RHEL version macros
644 * Fix: add missing parenthesis in ubuntu version check
645 * Fix: remove regmap instrumentation for kernels < 4.1
646 * Fix: Update kmem event for recent Ubuntu kernel
647 * Fix: missing statedump end event when block device listing available
648 * Fix: don't generate incorrect macros for debian/ubuntu version check
649 * Revert "Fix: build against Ubuntu kernels"
650 * Fix: build against Ubuntu kernels
651 * Add namespace info in sched_fork and statedump
652 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
653 * Fix: printk instrumentation: remove "condition" tracepoints
654 * Fix: regmap build against kernel 4.0 kernel headers
655 * Add mmu_valid_gen field to mmutrace events
656 * Fix: add missing x86 mmutrace kernel header include
657 * Fix: x86 mmutrace event extra field for kernels >= 3.11
658 * Fix: remove execute flag from kvm.h file
659 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
660 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
661 * Fix: 4.1-rc1 Linux build and regmap instrumentation
662 * Fix: don't clash with older Debian kernel versions
663 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
664 * Fix: discover Debian API
665 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
666 * Fix: atomic.h wrapper for kernels < 2.6.37
667 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
668 * Fix: add missing types.h include for older kernels
669 * Fix: add hlist lttng wrappers
670 * Fix: add struct file_handle forward declaration
671 * Fix: string length calculation reversed user vs kernel args
672 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
673 * Fix: add lttng rcu wrapper to allow tracing RCU
674 * Fix: double-unlock of session mutex
675 * Fix: check that class and instance prototype match
676 * Fix: lttng-events.h check function takes void
677 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
678 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
679 * Fix: Include utsrelease.h in lttng-kernel-version.h
680 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
681 * Fix: old kernels need module.h included before vermagic.h
682 * Fix: net instrumentation for kernels 2.6.39 and below
683 * Fix: version condition in makefile
684 * Implement wrapper around get_pfnblock_flags_mask
685 * Be more restrictive in provider name check
686 * Fix: net instrumentation namespacing
687 * Fix: compaction instrumentation namespacing
688 * Fix: Support 4.x kernel versions in Makefile
689 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
690 * Fix: add missing module.h include to lttng-probe-user.c
691 * Fix: use lttng hlist wrapper in wildcard and filter
692 * Fix: namespace asoc and kmem instrumentation
693 * Fix: update instrumentation after wildcard rebase
694 * Fix: lttng_abi_syscall_list does not need to be exported
695 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
696 * Remove now unused syscalls.h from lttng-modules
697 * Filter: start with enabler "disabled"
698 * Fix coverity warning about sizeof(void **) != sizeof(void *)
699 * Fix length type and text sequence base
700 * Fix: TP_FIELDS: add missing headers
701 * Migrate syscall instrumentation to TP_FIELDS
702 * Migrate tracepoint instrumentation to TP_FIELDS
703 * Implement filtering infrastructure
704 * syscall wildcards: apply syscall filtering
705 * Implement syscall wildcard support
706 * Implement tracepoint wildcard support
707 * Namespace all tracepoints
708 * Implement list.h wrapper for hlist in older kernels
709 * Implement listing of pid tracker content
710 * Implement PID tracking
711 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
712 * Fix: update writeback instrumentation for kernel 4.0+
713 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
714 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
715 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
716 * Fix: missing parenthesis in offset_align_floor
717 * Fix: implement time.h wrapper for FD_ISSET
718 * Fix: update sched instrumentation for 3.19+ kernels
719 * Fix: update rcu instrumentation for 3.19+ kernels
720 * Fix: update scsi instrumentation for 3.19+ kernels
721 * Fix: update module instrumentation for 3.19+ kernels
722 * Fix: Add f_dentry wrapper for 3.19+ kernels
723 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
724 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
725 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
726 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
727 * Conditional compilation introduced by lttng-modules commit
728 * Fix: compaction instrumentation update for 3.14.x stable kernels
729 * Fix: context alignment not properly handled
730 * Fix compilation on Linux kernel >= 3.18.0
731 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
733 2014-10-20 LTTng modules 2.6.0-rc1
734 * Expose lttng-modules ABI version ioctl
735 * Fix: syscall list ioctl number conflict
736 * lttng-modules: fix build for non-x86
737 * Fix: syscall listing of session
738 * Print build warning when writeback probe is disabled
739 * Add atomic.h wrapper for before/after atomic
740 * Fix compilation on Ubuntu 14.10
741 * Fix: export name as text array in writeback
742 * Cleanup: remove unused trace_clock_read32()
743 * Use 3.17 ktime_get_mono_fast_ns() new API
744 * Check for stale version.h files
745 * Fix: compile lttng_statedump_process_ns on Ubuntu
746 * Reverse version check logic in lttng_statedump_process_ns
747 * Fix block_rq_complete TP on Ubuntu kernel
748 * Introduce macros to check Ubuntu kernel version
749 * Sync writeback tracepoints from mainline
750 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
751 * Fix: hander negative get_syscall_nr return value
752 * Fix: statedump: close_on_exec flag backward compat
753 * Fix instrumentation of vmscan for older kernels
754 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
755 * Fix: syscall listing: handle "enable all syscall"
756 * Fix: don't allow disabling syscalls when none are enabled
757 * Fix: syscall: fail disable all if all already disabled
758 * Fix: syscall filtering: NULL pointer deref
759 * Cleanup: list syscall without syscall_entry prefix
760 * Fix: syscall_list_show NULL pointer deref
761 * implement syscall mask getter
762 * Cleanup: lttng-abi.h coding style
763 * syscall listing: show syscall ID
764 * Allow events with same name to be enabled for each channel
765 * ABI: use enable a syscall ABI field name
766 * Implement syscall listing
767 * Fix: tracepoint list anonymous file name
768 * Fix: syscall filtering: disable all syscalls
769 * syscall tracing: input/output parameter handling for all arch
770 * lttng-get-syscall-inout.sh depends on bash
771 * Fix generate syscall header script: add missing escape char
772 * syscall instrumentation: handle copy_from_user return value
773 * Rename LTTng syscall instrumentation macros
774 * Rename LTTng instrumentation macros
775 * Extract input/output arguments from accept and connect syscalls
776 * syscall: extract pipe and pipe2 output args
777 * Remove sys_ prefix from syscall names
778 * System call inout/output arg processing
779 * Update syscall inout table
780 * Add syscall inout table
781 * Extract syscall exit ret value on x86 32/64
782 * Extract system call exit return value
783 * Syscall filtering: apply to syscall exit
784 * System call filtering
785 * asoc.h: fix build with v3.17 kernel
786 * Fix: lttng-modules teardown NULL pointer OOPS
787 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
788 * Modernize README using Markdown
789 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
790 * Add cscope to gitignore
791 * Update kvm instrumentation: compile on 3.17-rc1
792 * Update statedump to 3.17 nsproxy locking
793 * Fix: noargs probes should calculate alignment and event length
794 * Update compaction instrumentation to 3.16 kernel
795 * Update vmscan instrumentation to 3.16 kernel
797 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
800 2014-06-27 LTTng modules 2.5.0-rc2
801 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
802 * Fix: statedump handle oom case, handle errors
803 * Fix: correct typo in kernel version number
804 * Fix: blktrace instrumentation for backported branches
805 * Fix: statedump block devices OOPS
807 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
808 * Add TID field to some block_* events
809 * Fix: refuse overwrite mode buffers with less than two subbuffers
810 * Fix: lttng modules system call generation script
811 * Dump FD flags and mode on state dump
812 * Fix: incorrect rwbs field type in block_bio_queue
813 * Fix: blktrace instrumentation for v3.2.58+ stable branch
814 * Fix: pass proper args when writing commit counter
815 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
816 * Fix: allow racy tracepoint string input from kernel and userspace
817 * Statedump event for block devices
818 * Fix: update v4l2 instrumentation to 3.15 kernel
819 * Fix: ext4 update instrumentation to 3.15 kernel
820 * Fix: update block instrumentation to 3.15 kernel
821 * Fix: module instrumentation: update to 3.15 kernel
822 * Adapt to 3.15 tracepoint API
823 * Kernel 3.15 don't define map unmap for pipe
824 * Fix: add missing module version in v4l2 probe
825 * Add V4L2 instrumentation
826 * Fix: rcu instrumentation: add const qualifier to char pointers
827 * Fix: add missing module version information
828 * Use kernel 3.13 syscall tables for MIPS32
829 * Add MIPS32 syscalls extracted from a 3.13 kernel
830 * Fix: block instrumentation: < 3.14 don't have bi_iter
831 * Fix: update btrfs instrumentation to kernel 3.14
832 * Fix: update block layer instrumentation to kernel 3.14
833 * Fix: remove __exit annotation
834 * Fix file permissions for lttng-statedump-impl.c
837 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
838 * Fix: load state dump even if work-around lookup fails
839 * Cleanup: fix comment
840 * Fix: correctly version kvm events to build against v3.0 kernel
841 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
843 2014-02-14 LTTng modules 2.4.0-rc4
844 * Fix: use after free in ring buffer clients
845 * Fix: Add statedump exit so module is not permanent
846 * Cleanup: move callback init to static initialization
847 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
849 2014-01-29 LTTng modules 2.4.0-rc3
850 * Fix: tracepoint event name mapping at unregister
851 * Fix: tracepoint name remapping
852 * Fix: enable event error path memory corruption
853 * Update kvm instrumentation to Linux 3.13
854 * Update sched instrumentation to Linux 3.13
855 * Fix: provide more precise error report for enable event
856 * Fix: quote event name in metadata
857 * Add version info to lttng-tracer.ko modinfo
859 2013-12-10 LTTng modules 2.4.0-rc2
860 * Fix: client_packet_header() uses wrong packet
861 * Cleanup: fix typo in ring buffer backend comment
862 * Fix: handle unknown event type parameter
863 * Fix: eliminate timestamp overlap between packets
864 * gcc blacklist: only apply when building with gcc
865 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
867 2013-11-15 LTTng modules 2.4.0-rc1
868 * Update ext4 instrumentation to Linux 3.12
869 * Update RCU instrumentation to Linux 3.12
870 * Update btrfs instrumentation to 3.12 kernel
871 * Update vmscan instrumentation to Linux 3.12
872 * update: kmem instrumentation 3.12 kernel support
873 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
874 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
875 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
876 * Add new tracepoint in KVM
877 * Blacklist kernels 3.10.13 and 3.11.2
878 * LTTng trace-clock: shrink kernel blacklist
879 * Metadata flush writes data from the cache
880 * Per-stream ioctl to get the current timestamp
881 * LTTng ringbuffer ABI calls for index generation
882 * Prepare LTTng override of ring buffer fops
883 * Blacklist Linux kernels 3.10+
885 2013-09-03 LTTng modules 2.3.0
886 * Fix: metadata stream should not reference session
887 * Fix: btrfs: support 3.11 Linux kernel
888 * statedump: remove KERN_DEBUG messages
889 * Fix: ext4: add missing tracepoints for 3.11 kernel
890 * Fix: ext4: Linux 3.11 support
891 * Fix: ext3: 3.11 Linux support
892 * Fix: statedump nsproxy 3.11 Linux support
894 2013-08-30 LTTng modules 2.3.0-rc2
895 * Fix: metadata lttng channel refcount
896 * README: lttng-modules incompatible with lttng 0.x patchset
898 2013-07-17 LTTng modules 2.3.0-rc1
899 * Fix: kvm x86 probes side-effect
900 * Fix: allow get/put subbuf in loop for metadata stream
901 * Add support for kvm x86 specific tracepoints
902 * Add mainline headers for kvm x86 tracepoints
903 * Remove old 3.0.4 x86-64 extracted syscall info
904 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
905 * Add syscalls extracted files from a 3.10-rc7 kernel
906 * Improve documentation of the syscall extractor script
907 * Fix: double length of __dynamic_len array
908 * Fix printk instrumentation
909 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
910 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
911 * Fix: SWITCH_FLUSH new sub-buffer checks
912 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
913 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
914 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
915 * Fix: handle writes of length 0
916 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
917 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
918 * print warning and return -EBUSY on double get_subbuf()
919 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
920 * Fix: don't do 0 byte event reservation
921 * Document that payload size need to be greater than 0
922 * Fix build and load against linux-2.6.33.x
923 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
924 * Metadata cache and multiple metadata channels
925 * fix block instrumentation probe signature mismatch for 3.9.x kernels
926 * fix: block instrumentation: NULL pointer dereference
927 * Update rcu instrumentation to 3.9.[0-4]
928 * Fix CPU hotplug section mismatches
929 * Add system calls definitions for powerpc-32
930 * Remove bashism in lttng-syscalls-generate-headers.sh
931 * Update ARM (32 bit) syscall tracepoints to 3.4
933 2013-05-09 LTTng modules 2.2.0-rc2
934 * Remove useless lttng_metadata probe
935 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
936 * Fix: 3.9.0 block layer instrumentation build
937 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
938 * Stop build if CONFIG_TRACEPOINTS is not set
939 * Add comments to endifs.
940 * Fix: remove ARM set_tls system call override
941 * Cleanup: arm sys_mmap whitespace
942 * Clean up using global_dirty_limit wrapper for writeback probe
944 2013-03-29 LTTng modules 2.2.0-rc1
946 * Fix: vmscan instrumentation build
947 * writeback instrumentation: remove duplicated structures
948 * block: update instrumentation to 3.9 rc kernel
949 * rcu: update to 3.9 rc kernel instrumentation
950 * workqueue instrumentation: remove duplicated structures
951 * Rename odd event names
952 * Introduce API to remap event names exposed by LTTng
953 * lttng-module: sched.h: Fix compilation on 3.9 kernel
954 * Fix Linux 3.8 btrfs probe warning
955 * Fix Linux 3.8 ext4 probe support
956 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
957 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
958 * instrumentation sched: add missing fork pid info
959 * Fix check in lttng_strlen_user_inatomic
960 * instrumentation: sync with Linux commit a1ce392
961 * Fix: statedump: missing locking, use lttng_iterate_fd
962 * Implement lttng_iterate_fd wrapper
963 * Instrumentation cleanup: kmem events should print hex pointers
964 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
965 * Fix: statedump hang/too early completion due to logic error
966 * Fix: statedump hang due to incorrect wait/wakeup use
967 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
968 * wrapper/perf.h: Fix kernel version condition
969 * Add new kernel probes instrumentation
970 * Update kernel probes to more detailed match to kernel versions
971 * Fix possible kernel build errors with linux-patches
972 * Add missing MIT license text to 3 files under this license
973 * Update sites using kernel version checking macro to new range
974 * Make upper bound of kernel version checking macro exclusive
975 * sock instrumentation: fix fields to get referenced values
976 * ext3 instrumentation: fix of assignment code conversion
977 * sched instrumentation: rename "pid" fields in sched_process_exec
978 * Remove remaining semicolons in TP_fast_assign blocks
979 * Fix compilation for 3.0 kernels that are named 2.6.40
980 * Fix compilation for 3.0 branch (>= 3.0.39)
981 * Add kernel version checking macro
982 * Remove semicolons in TP_fast_assign blocks
983 * Add ifdefs to net probe to support Linux 2.6.39
984 * Add kernel probes for supplementary subsystems
985 * Check if interrupt action name is not null in statedump
986 * Fix exec instrumentation: only for kernels 3.4.0 and higher
987 * Add TRACE_EVENT(sched_process_exec) to sched.h
988 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
989 * Fix warning with 3.6.0 kernel
990 * ABI with support for compat 32/64 bits
991 * Perform calculation on bit size in 64-bit
992 * Use uint64_t for packet header content size and packet size
993 * Fix: compat layer only on supported architectures
994 * Fix ring buffer 32/64 bits compat
995 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
996 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
997 * Fix: statedump missing check for NULL namespace
999 2012-09-10 LTTng modules 2.1.0-rc1
1000 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1001 * Support for linux kernels 2.6.32 through 2.6.37
1002 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1003 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1004 * Add env hostname information
1005 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1006 * lttng_statedump_process_state for each PID NS
1007 * Support the hostname context
1008 * Fix: statedump namespaced pid, tid and ppid
1009 * Fix: statedump: disable vm maps enumeration
1010 * Fix: ensure userspace accesses are done with _inatomic
1011 * Fix: vppid context should test for current nsproxy
1012 * Add MIPS system call support
1013 * Change mode of lttng-syscalls-generate-headers.sh to 755
1014 * cleanup: fix typo in syscall instrumentation header
1015 * Cleanup: remove trailing whitespace in README
1016 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1017 * LTTng: probe-statedump: add #include <linux/sched.h>
1018 * fix: signal_generate event should print utf8 for comm field
1019 * Makes write operation a parameter for tp_memcpy macro
1020 * Add coding style document
1021 * Update instrumentation/events README file
1022 * Add makefile target for preprocessor
1023 * Fix: free_event_id check should compare unsigned int with -1U
1024 * Use unsigned long type for events discarded counter
1025 * Fix: update signal instrumentation for 3.4 kernel
1026 * LTTng Modules ARM syscall instrumentation
1027 * Fix: generate header missing echo -e for escape chars
1028 * Fix: add missing uaccess.h include (for ARM)
1029 * README: Document that CONFIG_MODULES is required
1031 * Fix: document required and optional kernel config options in README
1033 2012-03-29 LTTng modules 2.0.1
1034 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1036 2012-03-20 LTTng modules 2.0.0
1037 * First STABLE version
1040 2012-03-20 LTTng modules 2.0.0-rc4
1041 * Update README and add version name place-holder
1043 2012-03-16 LTTng modules 2.0.0-rc3
1044 * Fix clock offset 32-bit multiplication overflow
1045 * Fix : wrong assign of fd in state dump
1046 * License cleanup, ifdef namespace cleanup
1047 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1049 2012-03-02 LTTng modules 2.0.0-rc2
1050 * Fix: dmesg printout should not print metadata warnings
1051 * Fix: use transport name as channel name
1052 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1054 2012-02-20 LTTng modules 2.0.0-rc1
1055 * Standardize version across toolchain
1056 * statedump: Use old macro name for kernel 2.6.38
1058 2012-02-16 LTTng modules 2.0-pre15
1059 * Add timer instrumentation
1060 * fix: need to undef mainline define
1061 * fix: Include signal.h instead of irq.h for prototype match check
1062 * Add signal instrumentation
1064 2012-02-16 LTTng modules 2.0-pre14
1065 * syscall tracing: sys_getcpu
1066 * Add sys_clone x86 instrumentation
1067 * statedump: fix include circular dep
1068 * Implement state dump
1070 2012-02-09 LTTng modules 2.0-pre13
1072 * environment: write sysname, release, version, domain to metadata
1073 * Allow open /proc/lttng for read & write
1075 2012-02-02 LTTng modules 2.0-pre12
1076 * Add x86 32/64 execve syscall instrumentation override
1077 * Remove unused defines
1078 * Add padding to ABI
1079 * Use LTTNG_KERNEL_SYM_NAME_LEN
1080 * Update version to 1.9.9
1081 * Add missing double-quotes to clock uuid
1082 * clock: read bootid as clock monotonic ID
1085 * clock: output clock description in metadata
1086 * Properly fix the timekeeping overflow detection
1088 * rename lib-ring-buffer to lttng-lib-ring-buffer
1090 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1093 * Remove debugfs file (keep only proc file)
1094 * Rename lttng-debugfs-abi files to lttng-abi
1096 2011-12-13 LTTng modules 2.0-pre11
1097 * Fix OOPS caused by reference of config pointer
1098 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1099 * lttng lib: ring buffer move null pointer check to open
1100 * lttng lib: ring buffer remove duplicate null pointer
1101 * lttng lib: ring buffer: remove stale null-pointer
1102 * lttng wrapper: add missing include to kallsyms wrapper
1103 * lttng: cleanup one-bit signed bitfields
1105 * Update symbol name length max size to 256
1106 * Fix last modifications to string_from_user operations
1107 * Document that depmod needs to be executed by hand
1108 * Fix strlen_user fault space reservation
1109 * Fix tp_copy_string_from_user handling of faults
1110 * Disable block layer tracing support for kernels < 2.6.38
1111 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1112 * Update trace clock warning to match the current development plan
1113 * ringbuffer: make ring buffer printk less verbose
1114 * Makefile: do not run depmod manually
1116 2011-09-30 LTTng modules 2.0-pre10
1117 * x86-32: override sys_mmap syscall instrumentation
1120 2011-09-29 LTTng modules 2.0-pre9
1121 * x86 32 syscalls: fix !CONFIG_UID16
1122 * Use __string_from_user
1123 * Add __string_from_user
1124 * Rename "comm" context to "procname"
1125 * Fetch "type" name field for mount syscall
1126 * Create common override file for all architectures
1127 * Shrink stack size usage
1128 * Cleanup: remove unused lttng-compat-syscalls.c file
1129 * Support detailed compat syscalls on x86_64
1131 * Add disabled compat syscalls detail (work in progress)
1132 * Add config compat support for detailed x86_32 syscalls
1133 * Handle newer 3.1+ perf API
1134 * Add dummy x86-32 override headers
1135 * Bind x86-32 syscall headers
1136 * Add x86-32 syscall headers
1137 * Add check for KALLSYMS_ALL in syscall extraction script
1138 * Automate string extraction for syscalls
1139 * Automate syscall filename/pathname extraction
1140 * Add exit to ring_buffer_frontend so module is unloadable
1141 * Add sys_open filename (x86_64)
1142 * Add missing memcpy callback
1143 * copy_from_user and memset
1144 * Add missing alignment after header write
1145 * lib ring buffer: add frontend init as module_init
1146 * lib ring buffer frontend: add missing lock initialization
1147 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1148 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1149 * Create override for sys_mmap
1150 * Rename syscalls -> syscall in LTTng ABI
1151 * Use different event name for compat syscalls
1152 * Allow trace syscall table override
1153 * Add dummy override files
1154 * syscall detail: add override capability
1155 * Add pointer pretty-print heuristics
1157 * Rename sys exit errno into ret
1158 * Enable detailed syscalls only for native x86_64
1159 * Use "unknown" for compat syscalls
1160 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1163 * Only enable detailed syscalls for x86_64 for now
1164 * Merge unknown syscall method with extended detail method
1165 * Add underscore prefix before event names
1166 * Add syscalls pointers detailed syscall tracing
1167 * Use perl for regexp
1168 * Support generation of syscall probes for those with pointers
1169 * Support detailed syscalls with 0 arguments
1170 * detailed syscall tracing (work in progress)
1171 * Expose /proc/lttng file
1172 * Implement detailed syscall event probe
1173 * Disable perf build for < 2.6.33 kernels
1174 * Syscall detail mode: generate syscall table
1175 * block instrumentation: write cmd as hex sequence
1176 * lttng-events TRACE_EVENT generator cleanup
1177 * block layer instrumentation: fix cmd field
1178 * Remove 0 args syscalls for now from type-aware syscall cb generator
1179 * Generate trace syscall table macros
1180 * Put syscall tracing without arg types back in place
1181 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1182 * lttng events probes: don't clash with "ctx" variable name
1183 * lib ring buffer must take private pointer copy before decrementing refcount
1185 2011-08-16 LTTng modules 2.0-pre8
1186 * Fix metadata buffer wait/wakeup
1188 2011-08-12 LTTng modules 2.0-pre7
1189 * Add missing module refcount to lttng_tracepoint_list_fops
1190 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob