1 2020-03-27 (International Stay At Home Month) LTTng modules 2.12.0-rc3
2 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
3 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
4 * statedump: introduce file_table_address
5 * Remove lttng-ftrace integration
6 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
7 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
8 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
10 2020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.12.0-rc2
11 * Fix: lttng-events.c: variable may be used uninitialized
12 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
13 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
14 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
15 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
16 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
17 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
18 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
19 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
20 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
21 * fix: use timespec64 on kernels that have it
22 * fix: move lttng_close_on_exec to proper wrapper
23 * fix: 'struct timex' removed upstream (v5.6)
24 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
25 * Fix: statedump: check task_active_pid_ns return value for NULL
26 * sched: Make the sched_switch task state an enum
27 * block: Make the rwbs field as a bit field enum
29 2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
30 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
32 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
33 * fix: use user ns wrapper code in new id trackers
34 * fix: function prototype in wrapper/mm.h
35 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
36 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
37 * lttng-clear: stop tracing required
38 * sunrpc: introduce lttng_get_clid helper
39 * Fix: sunrpc: use signed integer for client id
40 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
41 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
42 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
43 * fix: btrfs: tracepoints: constify all pointers (v5.5)
44 * fix: btrfs block group struct refactor (v5.5)
45 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
46 * Update .gitignore from upstream
47 * Add missing include for kernels between 3.8 and 3.15
48 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
49 * net: Add entry/exit tracepoints for all receive paths
50 * statedump: Add thread ID (tid) to interrupt
51 * metadata: Add the product uuid to the 'env' section
52 * Cleanup: statedump process state event pid namespace fields
53 * Add namespaces statedump
54 * Add uid/gid contexts
55 * Add namespace contexts
56 * README.md: Document LTTNG_TRACEPOINT_EVENT
57 * README.md: cleanup formatting for bullet lists
58 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
59 * Cleanup: Silence gcc fall-through warning
60 * Fix: update sched prev_state instrumentation for upstream kernel
61 * Fix: gcc-9.1 stack frame size warning
62 * Implement ring buffer clear
63 * Make bitfield.h C++-friendly
64 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
65 * Add metadata env fields
66 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
67 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
68 * Fix: missing define when not building with gcc
69 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
70 * Fix: Don't print ring-buffer's records count when it is not used
71 * Fix: do not set quiescent state on channel destroy
72 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
73 * Introduce callstack stackwalk implementation header
74 * Prepare callstack common code for stackwalk
75 * Introduce callstack legacy implementation header
76 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
77 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
78 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
79 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
80 * fix: timer/trace: Improve timer tracing (v5.2)
81 * Cleanup: bitfields: streamline use of underscores
82 * Silence compiler "always false comparison" warning
83 * Fix: bitfield: shift undefined/implementation defined behaviors
84 * Fix: timestamp_end field should include all events within sub-buffer
85 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
86 * lttng abi documentation: clarify getter usage requirements
87 * Fix: don't access packet header for stream_id and stream_instance_id getters
88 * Fix: atomic_long_add_unless() returns a boolean
89 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
90 * Fix: pipe: stop using ->can_merge (v5.1)
91 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
92 * Fix: mm: create the new vm_fault_t type (v5.1)
93 * Fix: extra-version-git.sh redirect stderr to /dev/null
94 * Move timekeeping blacklisting to a header file
95 * Blacklist: kprobe for arm
96 * Cleanup: tp mempool: Remove logically dead code
97 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
98 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
99 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
100 * Fix: Remove 'type' argument from access_ok() function (v5.0)
101 * Fix: timer instrumentation for RHEL 7.6
102 * Add missing SPDX license identifiers to uprobes
103 * Drop support for kernels < 3.0 from Makefiles
104 * Drop support for kernels < 3.0 from writeback instrumentation
105 * Drop support for kernels < 3.0 from workqueue instrumentation
106 * Drop support for kernels < 3.0 from skb instrumentation
107 * Drop support for kernels < 3.0 from scsi instrumentation
108 * Drop support for kernels < 3.0 from sched instrumentation
109 * Drop support for kernels < 3.0 from power instrumentation
110 * Drop support for kernels < 3.0 from net instrumentation
111 * Drop support for kernels < 3.0 from module instrumentation
112 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
113 * Drop support for kernels < 3.0 from lock instrumentation
114 * Drop support for kernels < 3.0 from kvm instrumentation
115 * Drop support for kernels < 3.0 from kmem instrumentation
116 * Drop support for kernels < 3.0 from jbd2 instrumentation
117 * Drop support for kernels < 3.0 from irq instrumentation
118 * Drop support for kernels < 3.0 from ext4 instrumentation
119 * Drop support for kernels < 3.0 from block instrumentation
120 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
121 * Drop support for kernels < 3.0 from lttng-kernel-version.h
122 * Drop support for kernels < 3.0 from lttng-events.h
123 * Drop support for kernels < 3.0 from lib
124 * Drop spinlock.h wrapper
125 * Drop kstrtox.h wrapper
126 * Drop uuid.h wrapper
127 * Drop vzalloc.h wrapper
128 * Drop support for kernels < 3.0 from tracepoint.h wrapper
129 * Drop support for kernels < 3.0 from perf.h wrapper
130 * Drop support for kernels < 3.0 from atomic.h wrapper
131 * Drop compat patches for kernels < 2.6.36
132 * Bump minimum kernel version to 3.0
133 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
134 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
135 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
136 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
137 * CPU topology statedump on x86
138 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
139 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
140 * Fix: adapt to kernel relative references
141 * Fix: sync event enablers before choosing header type
142 * Fix: implicit declarations caused by buffer size checks.
143 * Prevent allocation of buffers if exceeding available memory
144 * Fix: btrfs instrumentation namespacing
145 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
146 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
147 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
148 * Fix: access migrate_disable field directly
149 * Fix: out of memory error handling
150 * Fix: uprobes: missing break in lttng_event_ioctl()
151 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
152 * Fix: instruction pointer has different names across arch
153 * Fix: build failures when CONFIG_UPROBES is absent
154 * uprobe: Support multiple call sites for the same uprobe event
155 * uprobe: Receive file descriptor from session instead of path to file
156 * uprobe: Mark uprobe event as registered
157 * Add uprobes support
158 * Fix: adjust SLE version ranges to build with SP2 and SP3
159 * Fix: Allow alphanumeric characters in SLE version
160 * Fix: Adjust range for SuSE 4.4.103-92 kernels
161 * Cleanup: move to kernel style SPDX license identifiers
162 * Cleanup: move scripts to subdirectory
163 * Cleanup: modinfo keys
164 * Add extra version information framework
165 * Revert "Add btrfs file item tracepoints"
166 * Fix: btrfs: Remove unnecessary fs_info parameter
167 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
168 * Fix: asoc: Remove snd_soc_cache_sync() implementation
169 * Fix: asoc: fix printing jack name
170 * Fix: asoc: Consolidate path trace events
171 * Fix: ASoC level IO tracing removed upstream
172 * Enable userspace callstack contexts only on x86
173 * Prevent re-entrancy in callstack-user context
174 * Callstack context: bump number of entries to 128
175 * Fix: callstack context alignment calculation
176 * Cleanup callstack context
177 * Fix callstack context: write empty sequence if no stack trace
178 * Fix: callstack context: false-sharing, bad memory size allocation
179 * callstack context: use delimiter when stack is incomplete
180 * Cleanup callstack context
181 * Add kernel and user callstack contexts
182 * Assign CPU id before saving the context size
183 * Define max nesting count constant
184 * Compute variable sized context length
185 * Pass arguments for context size computation
187 * Update delayed ref tracepoints for v3.12
188 * Add btrfs file item tracepoints
189 * Add btrfs tracepoint for em's EEXIST case
190 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
191 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
192 * Fix: lttng filter validator ERANGE error handling
193 * Fix: filter interpreter: use LTTNG_SIZE_MAX
194 * Filter: add FILTER_OP_RETURN_S64 instruction
195 * Perform bitwise ops on unsigned types
196 * Filter: catch shift undefined behavior
197 * Filter: add lshift, rshift, bit not ops
198 * Filter: index array, sequences, implement bitwise binary operators
199 * Fix: pid tracker should track "pgid" for noargs probes
200 * lttng-tp-mempool: perform node-local allocation
201 * Fix: update RCU instrumentation for 4.17
202 * Fix: sunrpc instrumentation for 4.17
203 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
204 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
205 * Update: kvm instrumentation for ubuntu 4.13.0-38
206 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
207 * Fix: btrfs instrumentation namespacing
208 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
209 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
210 * Fix: update kvm instrumentation for 4.1.50+
211 * Use the memory pool instead of kmalloc
212 * Create a memory pool for temporary tracepoint probes storage
213 * Fix: use proper pid_ns in the process statedump
214 * Fix: add variable quoting to shell scripts
215 * Update: kvm instrumentation for fedora 4.14.13-300
216 * Fix: Add Fedora version macros
217 * Add preemptirq instrumentation
218 * Clean-up: fix stale #endif comments
219 * Command to dump the metadata cache again
220 * Add a new /dev/lttng-logger interface
221 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
222 * Fix: update block instrumentation for SuSE 4.4.114-92
223 * Fix: update rcu instrumentation for v4.16
224 * Fix: update vmscan instrumentation for v4.16
225 * Fix: update timer instrumentation on 4.16 and 4.14-rt
226 * Update kvm instrumentation for debian kernel 4.14.0-3
227 * Fix: network instrumentation protocol enum
228 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
229 * Fix: update block instrumentation for SuSE 4.4.73-5
230 * Fix: global_dirty_limit for kernel v4.2 and up
231 * Fix: network instrumentation handling of corrupted TCP headers
232 * Fix: add missing uaccess.h include from kstrtox.h wrapper
233 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
234 * Fix: btrfs_delayed_ref_head was unwired since v3.12
235 * Update kvm instrumentation for debian kernel 4.9.65-3
236 * Fix: debian kernel version parsing
237 * Fix: block instrumentation 4.14+ NULL pointer dereference
238 * Update: kvm instrumentation for 3.16.52 and 3.2.97
239 * Fix: kvm instrumentation for 4.15
240 * Update sock instrumentation for 4.15
241 * Update kvm instrumentation for 4.15
242 * Fix: ACCESS_ONCE() removed in kernel 4.15
243 * Fix: sched instrumentation on stable RT kernels
244 * timer API transition for kernel 4.15
245 * Fix: Don't nest get online cpus
246 * Fix: lttng_channel_syscall_mask() bool use in bitfield
247 * Fix: update kmem instrumentation for kernel 4.15
248 * Fix: lttng_kvmalloc helper NULL pointer OOPS
250 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
251 * Fix: uprobes: missing break in lttng_event_ioctl()
252 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
253 * Fix: instruction pointer has different names across arch
254 * Fix: build failures when CONFIG_UPROBES is absent
255 * uprobe: Support multiple call sites for the same uprobe event
256 * uprobe: Receive file descriptor from session instead of path to file
257 * uprobe: Mark uprobe event as registered
258 * Add uprobes support
259 * Fix: adjust SLE version ranges to build with SP2 and SP3
260 * Fix: Allow alphanumeric characters in SLE version
261 * Fix: Adjust range for SuSE 4.4.103-92 kernels
262 * Cleanup: move to kernel style SPDX license identifiers
263 * Cleanup: move scripts to subdirectory
264 * Cleanup: modinfo keys
265 * Add extra version information framework
266 * Revert "Add btrfs file item tracepoints"
267 * Fix: btrfs: Remove unnecessary fs_info parameter
268 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
269 * Fix: asoc: Remove snd_soc_cache_sync() implementation
270 * Fix: asoc: fix printing jack name
271 * Fix: asoc: Consolidate path trace events
272 * Fix: ASoC level IO tracing removed upstream
273 * Enable userspace callstack contexts only on x86
274 * Prevent re-entrancy in callstack-user context
275 * Callstack context: bump number of entries to 128
276 * Fix: callstack context alignment calculation
277 * Cleanup callstack context
278 * Fix callstack context: write empty sequence if no stack trace
279 * Fix: callstack context: false-sharing, bad memory size allocation
280 * callstack context: use delimiter when stack is incomplete
281 * Cleanup callstack context
282 * Add kernel and user callstack contexts
283 * Assign CPU id before saving the context size
284 * Define max nesting count constant
285 * Compute variable sized context length
286 * Pass arguments for context size computation
288 * Update delayed ref tracepoints for v3.12
289 * Add btrfs file item tracepoints
290 * Add btrfs tracepoint for em's EEXIST case
291 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
292 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
293 * Fix: lttng filter validator ERANGE error handling
294 * Fix: filter interpreter: use LTTNG_SIZE_MAX
295 * Filter: add FILTER_OP_RETURN_S64 instruction
296 * Perform bitwise ops on unsigned types
297 * Filter: catch shift undefined behavior
298 * Filter: add lshift, rshift, bit not ops
299 * Filter: index array, sequences, implement bitwise binary operators
300 * Fix: pid tracker should track "pgid" for noargs probes
301 * lttng-tp-mempool: perform node-local allocation
302 * Fix: update RCU instrumentation for 4.17
303 * Fix: sunrpc instrumentation for 4.17
304 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
305 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
306 * Update: kvm instrumentation for ubuntu 4.13.0-38
307 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
308 * Fix: btrfs instrumentation namespacing
309 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
310 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
311 * Fix: update kvm instrumentation for 4.1.50+
312 * Use the memory pool instead of kmalloc
313 * Create a memory pool for temporary tracepoint probes storage
314 * Fix: use proper pid_ns in the process statedump
315 * Fix: add variable quoting to shell scripts
316 * Update: kvm instrumentation for fedora 4.14.13-300
317 * Fix: Add Fedora version macros
318 * Add preemptirq instrumentation
319 * Clean-up: fix stale #endif comments
320 * Command to dump the metadata cache again
321 * Add a new /dev/lttng-logger interface
322 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
323 * Fix: update block instrumentation for SuSE 4.4.114-92
324 * Fix: update rcu instrumentation for v4.16
325 * Fix: update vmscan instrumentation for v4.16
326 * Fix: update timer instrumentation on 4.16 and 4.14-rt
327 * Update kvm instrumentation for debian kernel 4.14.0-3
328 * Fix: network instrumentation protocol enum
329 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
330 * Fix: update block instrumentation for SuSE 4.4.73-5
331 * Fix: global_dirty_limit for kernel v4.2 and up
332 * Fix: network instrumentation handling of corrupted TCP headers
333 * Fix: add missing uaccess.h include from kstrtox.h wrapper
334 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
335 * Fix: btrfs_delayed_ref_head was unwired since v3.12
336 * Update kvm instrumentation for debian kernel 4.9.65-3
337 * Fix: debian kernel version parsing
338 * Fix: block instrumentation 4.14+ NULL pointer dereference
339 * Update: kvm instrumentation for 3.16.52 and 3.2.97
340 * Fix: kvm instrumentation for 4.15
341 * Update sock instrumentation for 4.15
342 * Update kvm instrumentation for 4.15
343 * Fix: ACCESS_ONCE() removed in kernel 4.15
344 * Fix: sched instrumentation on stable RT kernels
345 * timer API transition for kernel 4.15
346 * Fix: Don't nest get online cpus
347 * Fix: lttng_channel_syscall_mask() bool use in bitfield
348 * Fix: update kmem instrumentation for kernel 4.15
349 * Fix: lttng_kvmalloc helper NULL pointer OOPS
350 * Update version to 2.11.0-pre
351 * Fix: lttng-logger get_user_pages_fast error handling
352 * Fix: update block instrumentation for 4.14 kernel
353 * Revert "Fix: update block instrumentation for kernel 4.14"
354 * Fix: version check error in btrfs instrumentation
355 * Fix: update btrfs instrumentation for kernel 4.14
356 * Fix: update writeback instrumentation for kernel 4.14
357 * Fix: update block instrumentation for kernel 4.14
358 * Fix: vmalloc wrapper on kernel < 2.6.38
359 * Fix: vmalloc wrapper on kernel >= 4.12
360 * Add kmalloc failover to vmalloc
361 * Fix: mmap: caches aliased on virtual addresses
362 * Fix: update ext4 instrumentation for kernel 4.13
363 * Fix: Sleeping function called from invalid context
364 * Fix: sched for v4.11.5-rt1
365 * Make vim users life easier
366 * Rename Makefile.ABI.workarounds to Kbuild.common
367 * Fix: handle missing ftrace header on v4.12
368 * Fix: pid tracker should track "pgid"
369 * Cleanup: typo in lttng pid tracker
370 * Fix: Build ftrace probe on kernels prior to 4.12
371 * Fix: update ftrace probe for kernel 4.12
372 * Fix: update block instrumentation for kernel 4.12
373 * Calculate context length outside of retry loop
374 * Fix: Add support for 4.9.27-rt18 kernel
375 * Fix: update btrfs instrumentation for kernel 4.12
376 * Fix: update ringbuffer for kernel 4.12
377 * Fix: update sched instrumentation for kernel 4.12
378 * Fix: ext3 was completely removed from the kernel in v4.3
379 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
380 * Fix: add "flush empty" ioctl for stream intersection
381 * Revert "Fix: flush empty packets on snapshot channel"
382 * Revert "Fix: don't perform extra flush on metadata channel"
384 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
385 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
386 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
387 * Fix: Always build vmscan probe
388 * Cleanup: formatting in strutils_star_glob_match explanation
389 * Fix: introduce LTTNG_SIZE_MAX for older kernels
390 * Use SIZE_MAX instead of -1ULL for size_t parameter
391 * filter: use SIZE_MAX for size_t
392 * Fix: out of bound array access in filter code
393 * Add support for star globbing patterns in event names
394 * Filtering: add support for star-only globbing patterns
395 * Add string utilities
396 * lttng-abi.c: cleanup whitespaces
397 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
398 * Fix: kref changes for kernel 4.11
399 * Fix: atomic_add_unless() returns true/false rather than prior value
400 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
401 * Fix: update scsi instrumentation for kernel 4.11
402 * Fix: changes to the vm_op fault cb prototype in libringbuffer
403 * Fix: update btrfs instrumentation for kernel 4.11
404 * Fix: update mm_vmscan instrumentation for kernel 4.11
405 * Fix: section mismatch warning caused by __exit annotation
406 * socketpair: extend syscall socketpair tracing information
407 * Remove events/mainline unused headers
408 * update event README
409 * Fix: nmi-safe clock on 32-bit systems
410 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
411 * Fix: 4.10 hotplug adaptation backward compat
412 * Fix: 4.10 btrfs instrumentation update backward compat
413 * Update btrfs instrumentation for 4.10 kernel
414 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
415 * btrfs instrumentation: update to 4.10 kernel
416 * timer instrumentation: adapt to ktime_t without union
417 * Add load/unload messages to kernel log
418 * Update version to 2.10.0-pre
419 * Fix: asoc instrumentation for RHEL 7.3
420 * Fix: SCSI instrumentation for SLES12 SP2
421 * Add SUSE Linux Enterprise kernel version tests
422 * Filter code relicensing to MIT license
423 * Add task cpu in process statedump
424 * Performance: add missing unlikely in reserve
425 * Fix: preemptible and migratable context error handling
426 * Fix: bump stable kernel version ranges for clock work-around
428 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
429 * Fix: i2c: support kernels < 3.15
430 * Fix: show warning for broken clock work-around
431 * Bump minor ABI version
432 * Fix: work-around upstream Linux timekeeping bug
433 * Add support for i2c tracepoints
434 * Cleanup: makefile version checks with single "ge"
435 * Performance: special-case NULL in lttng_strlen_user_inatomic
436 * Fix: lttng_inline_memcpy does not take a __user argument
437 * Performance: implement lttng_inline_memcpy
438 * Performance: cache the backend pages pointer in context
439 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
440 * Performance: Only dereference commit index once
441 * Performance: Mark channel and buffer event disabled check unlikely
442 * Performance: Relax atomicity constraints for crash handling
443 * Performance: mark ring buffer do_copy callers always inline
444 * Performance: mark lib_ring_buffer_write always inline
445 * Kconfig: select TRACEPOINTS when built-in
446 * Performance: disable event counting by default
447 * Fix: handle large number of pages or subbuffers per buffer
448 * Fix: unregister cpu hotplug notifier on buffer alloc error
449 * Fix: sa_family is of type unsigned short
450 * Fix: check for sizeof sa_family to save sa_family in accept and connect
451 * Fix: use printk_once() for wrapper warning messages
452 * Fix: btrfs instrumentation for 4.8 kernel
453 * Fix: update mm_vmscan instrumentation for kernel 4.8
454 * Fix: napi instrumentation for 4.8 kernels
455 * Fix: update block instrumentation to compile on 4.8 kernels
456 * Cleanup: reuse code in accept() and accept4() instrumentation
457 * Add x86-64 override for accept4 syscall
458 * Fix: timer wrapper: support kernels >= 4.8
459 * Performance: split check deliver fast/slow paths
460 * Fix: x86-64 accept instrumentation
461 * Fix: Add support for 4.6.4-rt8 kernel
462 * Fix: update scsi instrumentation for 4.7+ kernels
463 * Fix: Use fs_initcall instead of rootfs_initcall
464 * Fix: Add kernel configuration for lttng clock plugin
465 * Fix: the clock plugin must be initiated before first use of the clock
466 * Fix: tests/Kbuild for older kernels
467 * Cleanup: __dynamic_len_idx set but not used warning
468 * Cleanup: coding style and comments of net.h
469 * net: Add TCP header data to net_* tracepoints
470 * net: Add IPv4/IPv6 header data to net_* tracepoints
471 * Fix: endianness for the container type of enum
472 * enumeration autoincrement: use if/else logic
473 * Cleanup trailing whitespaces
474 * lttng-test probe: test ctf_enum_auto()
475 * Add ctf_enum_auto() for autoincrementing enumeration values
476 * Implement session statedump command
477 * Fix: annotate bytecode interpreter for kernel stack validator
478 * Update version to 2.9.0-pre
479 * Fix: ring buffer: honor switch parameter type in remote switch
480 * Fix: only flush non-metadata channels
481 * Fix: don't perform extra flush on metadata channel
482 * select, poll and epoll_wait overrides on ARM 32-bit
483 * Fix: flush empty packets on snapshot channel
484 * Fix: do not generate packet at destroy after stop
485 * Fix: compat ioctl for flush/get metadata version
486 * Fix: ctf_string() should handle NULL pointers
487 * Fix: portability: no arith on void pointer
488 * Fix: add missing tests/Kbuild
489 * Test clock override plugin
490 * Fix: add modules target to base Makefile
491 * Fix: make clean does not include dot-config
492 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
493 * Documentation: document that CONFIG_MODULES not required when builtin
494 * Fix: add missing errno include in random wrapper
495 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
496 * Fix: copy_from_user size when limited allocation
497 * Extract the payload of epoll_wait/epoll_pwait
498 * Extract the payload for epoll_ctl
499 * Extract the FDs and flags from poll and ppoll
500 * Extract the FD sets in select and pselect6
501 * Add ctf_integer_bitfield_type
502 * Implement enumeration type
503 * Implement custom field support
504 * Implement variant type
505 * Implement shadow stack for dynamic len
506 * libringbuffer: implement event too big API
507 * Implement structure, compound array/sequence types
508 * Fix: integer endianness metadata generation
509 * Fix: endianness of integers received by filter
510 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
511 * Fix: RHEL kernel 3.10.0-327.13.1 compat
512 * Fix: ctf_user_integer should not trigger page fault
513 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
514 * Add comment describing ioctl number duplication
515 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
516 * Fix: Remove dead code from filter interpreter
517 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
518 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
519 * Fix: use of uninitialized ret value in lttng_abi_create_event
520 * Fix: kmem instrumentation: remove unused gfpflags.h include
521 * Fix: 4.6 kernel: use in_compat_syscall
522 * Fix: use BUG_ON instead of accessing array subscript above array bounds
523 * Fix: Add granularity to RHEL kernel version checks
525 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
526 * Bump minor tracer ABI version
527 * Fix: build against out-of-tree kernel build
528 * probes/Kbuild: remove upper level header path
529 * Move leftover relative include paths to system paths
530 * syscall instrumentation: use system headers
531 * tracepoint event instrumentation: use system headers
532 * Use system include path in wrappers
533 * libs: use system include paths
534 * Use system header paths in core implementation files
535 * Use system include paths in root directory headers
536 * Use system include paths in probes
538 * Use system include paths in lttng-types.h
539 * Use system include paths in lttng-tracepoint-event-impl.h
540 * Use system include path in probes/define_trace.h
541 * Use system include paths in probes/lttng-tracepoint-event-impl.h
542 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
543 * Add makefile directory to include path
544 * Fix: event ctx get size should be after chan ctx
545 * Fix: filter interpreter with userspace strings
546 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
547 * Fix: format address fields as hexadecimal
548 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
549 * Fix: system call instrumentation overrides
550 * Fix: page_alloc wrapper incorrect parenthesis
551 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
552 * Fix: add struct user_msghdr forward declaration for older kernels
553 * Cleanup: Remove unused lttng-types module
554 * Fix: add missing versions and init call for page_alloc wrapper
555 * Fix: Define lttng-tracer metadata only once
556 * Fix: Add CONFIG_LTTNG to modules_install target
557 * Fix: Use kbuild env instead of a custom var KERNELDIR
558 * Update clock offset comment
559 * clock offset: print negative value in metadata
560 * Fix: handle negative clock offset
561 * Fix: sched instrumentation for 4.1-rt11
562 * Add RT patch version macros
563 * Expect filter context identifiers starting with $ctx.
564 * ARM64: wire up compat system calls
565 * Add support for arm64 syscalls
566 * Fix: Ubuntu kernel range for block_rq_complete
567 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
568 * Fix: update vmscan instrumentation for kernel 4.5
569 * Fix: check reference counts for overflow
570 * Fix: RHEL 7.2 scsi instrumentation
571 * Fix: RHEL 7.2 kvm instrumentation
572 * Kconfig: describe both module and in-kernel compilation options
573 * Add comments and indentation to Makefile
574 * Add support for built-in kernel build
575 * Rename sub makefiles to Kbuild
576 * Cleanup sub makefiles
577 * Make goals configurable with CONFIG_LTTNG
578 * Fix: Use generic raw_irqs_disabled_flags
579 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
580 * Fix: update sched instrumentation for kernel 4.4.0
581 * Bump version number for development branch
582 * Fix: interruptible context: reversed logic
583 * Contexts for RT debugging
584 * Fix: instrumentation: v4lv2 missing include
585 * Fix: header size larger than 256 bytes
586 * Instrument x86 page faults
587 * Fix: irq_vectors TRACE_SYSTEM name
588 * Instrument x86_irq_vectors
589 * Fix: tracepoint listing misses last loaded probe
590 * Fix: lttng trace-clock needs to disable preemption
591 * Tracepoint event: add "TP_code_post()"
592 * Implement array and sequence bitfields
593 * Fix: kmem: add mm.h include
594 * Add page frame number (pfn) to kmem page events
595 * Use pfn rather than struct page in ring buffer array
596 * Implement clock plugin support
597 * Command to regenerate the metadata of a session
598 * Fix: writeback instrumentation update for 4.3 Linux kernel
599 * Fix: update sched wakeup instrumentation for 4.3 kernel
600 * Fix: lttng-test build failure for kernels < 3.0
601 * Use 3.18 syscall instrumentation for MIPS32
602 * Update the MIPS32 syscall instrumentation to 3.18
603 * Fix: Move pipe override to the arch specific pointers_override.h
604 * Implement lttng test module
605 * Cleanup: remove logically dead code
606 * Fix: filter validator use after free
607 * Fix: use after free in channel release
608 * Fix: non-enabler events should be disabled by default
609 * Fix: build failure on 2.6.36
610 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
611 * Fix: writeback instrumentation for 4.2 kernels
612 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
613 * Add stream instance id to the packet header
614 * Add a packet sequence number
615 * Fix: kmem probe with Ubuntu 3.13 kernels
616 * Fix: disable kvm probe if lapic.h isn't found
617 * Fix: timer instrumentation for 4.2 kernels
618 * Fix: ext4 instrumentation for 4.2 kernels
619 * Fix: kvm instrumentation for 4.2 kernels
620 * Fix: allow LTTng to be built within kernel tree
622 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
623 * Fix: Building the event list fails on fragmented memory
624 * Fix: use after free on metadata cache reallocation
625 * Fix: version checks for kernel 4.0
626 * Fix: Incorrect Ubuntu kernel patchlevel
627 * Fix: cpu-id context should use int type
628 * Implement cpu-id context
629 * Implement cpu_id context for filtering
630 * Fix: context printk mismatch on error
631 * Cleanup: misleading comment about deferrable timer
633 * Fix: Update kmem event for Ubuntu's 3.16 kernel
634 * Fix: RHEL 7.1 block instrumentation
635 * Fix: add RHEL version macros
636 * Fix: add missing parenthesis in ubuntu version check
637 * Fix: remove regmap instrumentation for kernels < 4.1
638 * Fix: Update kmem event for recent Ubuntu kernel
639 * Fix: missing statedump end event when block device listing available
640 * Fix: don't generate incorrect macros for debian/ubuntu version check
641 * Revert "Fix: build against Ubuntu kernels"
642 * Fix: build against Ubuntu kernels
643 * Add namespace info in sched_fork and statedump
644 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
645 * Fix: printk instrumentation: remove "condition" tracepoints
646 * Fix: regmap build against kernel 4.0 kernel headers
647 * Add mmu_valid_gen field to mmutrace events
648 * Fix: add missing x86 mmutrace kernel header include
649 * Fix: x86 mmutrace event extra field for kernels >= 3.11
650 * Fix: remove execute flag from kvm.h file
651 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
652 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
653 * Fix: 4.1-rc1 Linux build and regmap instrumentation
654 * Fix: don't clash with older Debian kernel versions
655 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
656 * Fix: discover Debian API
657 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
658 * Fix: atomic.h wrapper for kernels < 2.6.37
659 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
660 * Fix: add missing types.h include for older kernels
661 * Fix: add hlist lttng wrappers
662 * Fix: add struct file_handle forward declaration
663 * Fix: string length calculation reversed user vs kernel args
664 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
665 * Fix: add lttng rcu wrapper to allow tracing RCU
666 * Fix: double-unlock of session mutex
667 * Fix: check that class and instance prototype match
668 * Fix: lttng-events.h check function takes void
669 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
670 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
671 * Fix: Include utsrelease.h in lttng-kernel-version.h
672 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
673 * Fix: old kernels need module.h included before vermagic.h
674 * Fix: net instrumentation for kernels 2.6.39 and below
675 * Fix: version condition in makefile
676 * Implement wrapper around get_pfnblock_flags_mask
677 * Be more restrictive in provider name check
678 * Fix: net instrumentation namespacing
679 * Fix: compaction instrumentation namespacing
680 * Fix: Support 4.x kernel versions in Makefile
681 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
682 * Fix: add missing module.h include to lttng-probe-user.c
683 * Fix: use lttng hlist wrapper in wildcard and filter
684 * Fix: namespace asoc and kmem instrumentation
685 * Fix: update instrumentation after wildcard rebase
686 * Fix: lttng_abi_syscall_list does not need to be exported
687 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
688 * Remove now unused syscalls.h from lttng-modules
689 * Filter: start with enabler "disabled"
690 * Fix coverity warning about sizeof(void **) != sizeof(void *)
691 * Fix length type and text sequence base
692 * Fix: TP_FIELDS: add missing headers
693 * Migrate syscall instrumentation to TP_FIELDS
694 * Migrate tracepoint instrumentation to TP_FIELDS
695 * Implement filtering infrastructure
696 * syscall wildcards: apply syscall filtering
697 * Implement syscall wildcard support
698 * Implement tracepoint wildcard support
699 * Namespace all tracepoints
700 * Implement list.h wrapper for hlist in older kernels
701 * Implement listing of pid tracker content
702 * Implement PID tracking
703 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
704 * Fix: update writeback instrumentation for kernel 4.0+
705 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
706 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
707 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
708 * Fix: missing parenthesis in offset_align_floor
709 * Fix: implement time.h wrapper for FD_ISSET
710 * Fix: update sched instrumentation for 3.19+ kernels
711 * Fix: update rcu instrumentation for 3.19+ kernels
712 * Fix: update scsi instrumentation for 3.19+ kernels
713 * Fix: update module instrumentation for 3.19+ kernels
714 * Fix: Add f_dentry wrapper for 3.19+ kernels
715 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
716 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
717 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
718 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
719 * Conditional compilation introduced by lttng-modules commit
720 * Fix: compaction instrumentation update for 3.14.x stable kernels
721 * Fix: context alignment not properly handled
722 * Fix compilation on Linux kernel >= 3.18.0
723 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
725 2014-10-20 LTTng modules 2.6.0-rc1
726 * Expose lttng-modules ABI version ioctl
727 * Fix: syscall list ioctl number conflict
728 * lttng-modules: fix build for non-x86
729 * Fix: syscall listing of session
730 * Print build warning when writeback probe is disabled
731 * Add atomic.h wrapper for before/after atomic
732 * Fix compilation on Ubuntu 14.10
733 * Fix: export name as text array in writeback
734 * Cleanup: remove unused trace_clock_read32()
735 * Use 3.17 ktime_get_mono_fast_ns() new API
736 * Check for stale version.h files
737 * Fix: compile lttng_statedump_process_ns on Ubuntu
738 * Reverse version check logic in lttng_statedump_process_ns
739 * Fix block_rq_complete TP on Ubuntu kernel
740 * Introduce macros to check Ubuntu kernel version
741 * Sync writeback tracepoints from mainline
742 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
743 * Fix: hander negative get_syscall_nr return value
744 * Fix: statedump: close_on_exec flag backward compat
745 * Fix instrumentation of vmscan for older kernels
746 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
747 * Fix: syscall listing: handle "enable all syscall"
748 * Fix: don't allow disabling syscalls when none are enabled
749 * Fix: syscall: fail disable all if all already disabled
750 * Fix: syscall filtering: NULL pointer deref
751 * Cleanup: list syscall without syscall_entry prefix
752 * Fix: syscall_list_show NULL pointer deref
753 * implement syscall mask getter
754 * Cleanup: lttng-abi.h coding style
755 * syscall listing: show syscall ID
756 * Allow events with same name to be enabled for each channel
757 * ABI: use enable a syscall ABI field name
758 * Implement syscall listing
759 * Fix: tracepoint list anonymous file name
760 * Fix: syscall filtering: disable all syscalls
761 * syscall tracing: input/output parameter handling for all arch
762 * lttng-get-syscall-inout.sh depends on bash
763 * Fix generate syscall header script: add missing escape char
764 * syscall instrumentation: handle copy_from_user return value
765 * Rename LTTng syscall instrumentation macros
766 * Rename LTTng instrumentation macros
767 * Extract input/output arguments from accept and connect syscalls
768 * syscall: extract pipe and pipe2 output args
769 * Remove sys_ prefix from syscall names
770 * System call inout/output arg processing
771 * Update syscall inout table
772 * Add syscall inout table
773 * Extract syscall exit ret value on x86 32/64
774 * Extract system call exit return value
775 * Syscall filtering: apply to syscall exit
776 * System call filtering
777 * asoc.h: fix build with v3.17 kernel
778 * Fix: lttng-modules teardown NULL pointer OOPS
779 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
780 * Modernize README using Markdown
781 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
782 * Add cscope to gitignore
783 * Update kvm instrumentation: compile on 3.17-rc1
784 * Update statedump to 3.17 nsproxy locking
785 * Fix: noargs probes should calculate alignment and event length
786 * Update compaction instrumentation to 3.16 kernel
787 * Update vmscan instrumentation to 3.16 kernel
789 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
792 2014-06-27 LTTng modules 2.5.0-rc2
793 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
794 * Fix: statedump handle oom case, handle errors
795 * Fix: correct typo in kernel version number
796 * Fix: blktrace instrumentation for backported branches
797 * Fix: statedump block devices OOPS
799 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
800 * Add TID field to some block_* events
801 * Fix: refuse overwrite mode buffers with less than two subbuffers
802 * Fix: lttng modules system call generation script
803 * Dump FD flags and mode on state dump
804 * Fix: incorrect rwbs field type in block_bio_queue
805 * Fix: blktrace instrumentation for v3.2.58+ stable branch
806 * Fix: pass proper args when writing commit counter
807 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
808 * Fix: allow racy tracepoint string input from kernel and userspace
809 * Statedump event for block devices
810 * Fix: update v4l2 instrumentation to 3.15 kernel
811 * Fix: ext4 update instrumentation to 3.15 kernel
812 * Fix: update block instrumentation to 3.15 kernel
813 * Fix: module instrumentation: update to 3.15 kernel
814 * Adapt to 3.15 tracepoint API
815 * Kernel 3.15 don't define map unmap for pipe
816 * Fix: add missing module version in v4l2 probe
817 * Add V4L2 instrumentation
818 * Fix: rcu instrumentation: add const qualifier to char pointers
819 * Fix: add missing module version information
820 * Use kernel 3.13 syscall tables for MIPS32
821 * Add MIPS32 syscalls extracted from a 3.13 kernel
822 * Fix: block instrumentation: < 3.14 don't have bi_iter
823 * Fix: update btrfs instrumentation to kernel 3.14
824 * Fix: update block layer instrumentation to kernel 3.14
825 * Fix: remove __exit annotation
826 * Fix file permissions for lttng-statedump-impl.c
829 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
830 * Fix: load state dump even if work-around lookup fails
831 * Cleanup: fix comment
832 * Fix: correctly version kvm events to build against v3.0 kernel
833 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
835 2014-02-14 LTTng modules 2.4.0-rc4
836 * Fix: use after free in ring buffer clients
837 * Fix: Add statedump exit so module is not permanent
838 * Cleanup: move callback init to static initialization
839 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
841 2014-01-29 LTTng modules 2.4.0-rc3
842 * Fix: tracepoint event name mapping at unregister
843 * Fix: tracepoint name remapping
844 * Fix: enable event error path memory corruption
845 * Update kvm instrumentation to Linux 3.13
846 * Update sched instrumentation to Linux 3.13
847 * Fix: provide more precise error report for enable event
848 * Fix: quote event name in metadata
849 * Add version info to lttng-tracer.ko modinfo
851 2013-12-10 LTTng modules 2.4.0-rc2
852 * Fix: client_packet_header() uses wrong packet
853 * Cleanup: fix typo in ring buffer backend comment
854 * Fix: handle unknown event type parameter
855 * Fix: eliminate timestamp overlap between packets
856 * gcc blacklist: only apply when building with gcc
857 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
859 2013-11-15 LTTng modules 2.4.0-rc1
860 * Update ext4 instrumentation to Linux 3.12
861 * Update RCU instrumentation to Linux 3.12
862 * Update btrfs instrumentation to 3.12 kernel
863 * Update vmscan instrumentation to Linux 3.12
864 * update: kmem instrumentation 3.12 kernel support
865 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
866 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
867 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
868 * Add new tracepoint in KVM
869 * Blacklist kernels 3.10.13 and 3.11.2
870 * LTTng trace-clock: shrink kernel blacklist
871 * Metadata flush writes data from the cache
872 * Per-stream ioctl to get the current timestamp
873 * LTTng ringbuffer ABI calls for index generation
874 * Prepare LTTng override of ring buffer fops
875 * Blacklist Linux kernels 3.10+
877 2013-09-03 LTTng modules 2.3.0
878 * Fix: metadata stream should not reference session
879 * Fix: btrfs: support 3.11 Linux kernel
880 * statedump: remove KERN_DEBUG messages
881 * Fix: ext4: add missing tracepoints for 3.11 kernel
882 * Fix: ext4: Linux 3.11 support
883 * Fix: ext3: 3.11 Linux support
884 * Fix: statedump nsproxy 3.11 Linux support
886 2013-08-30 LTTng modules 2.3.0-rc2
887 * Fix: metadata lttng channel refcount
888 * README: lttng-modules incompatible with lttng 0.x patchset
890 2013-07-17 LTTng modules 2.3.0-rc1
891 * Fix: kvm x86 probes side-effect
892 * Fix: allow get/put subbuf in loop for metadata stream
893 * Add support for kvm x86 specific tracepoints
894 * Add mainline headers for kvm x86 tracepoints
895 * Remove old 3.0.4 x86-64 extracted syscall info
896 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
897 * Add syscalls extracted files from a 3.10-rc7 kernel
898 * Improve documentation of the syscall extractor script
899 * Fix: double length of __dynamic_len array
900 * Fix printk instrumentation
901 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
902 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
903 * Fix: SWITCH_FLUSH new sub-buffer checks
904 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
905 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
906 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
907 * Fix: handle writes of length 0
908 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
909 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
910 * print warning and return -EBUSY on double get_subbuf()
911 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
912 * Fix: don't do 0 byte event reservation
913 * Document that payload size need to be greater than 0
914 * Fix build and load against linux-2.6.33.x
915 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
916 * Metadata cache and multiple metadata channels
917 * fix block instrumentation probe signature mismatch for 3.9.x kernels
918 * fix: block instrumentation: NULL pointer dereference
919 * Update rcu instrumentation to 3.9.[0-4]
920 * Fix CPU hotplug section mismatches
921 * Add system calls definitions for powerpc-32
922 * Remove bashism in lttng-syscalls-generate-headers.sh
923 * Update ARM (32 bit) syscall tracepoints to 3.4
925 2013-05-09 LTTng modules 2.2.0-rc2
926 * Remove useless lttng_metadata probe
927 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
928 * Fix: 3.9.0 block layer instrumentation build
929 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
930 * Stop build if CONFIG_TRACEPOINTS is not set
931 * Add comments to endifs.
932 * Fix: remove ARM set_tls system call override
933 * Cleanup: arm sys_mmap whitespace
934 * Clean up using global_dirty_limit wrapper for writeback probe
936 2013-03-29 LTTng modules 2.2.0-rc1
938 * Fix: vmscan instrumentation build
939 * writeback instrumentation: remove duplicated structures
940 * block: update instrumentation to 3.9 rc kernel
941 * rcu: update to 3.9 rc kernel instrumentation
942 * workqueue instrumentation: remove duplicated structures
943 * Rename odd event names
944 * Introduce API to remap event names exposed by LTTng
945 * lttng-module: sched.h: Fix compilation on 3.9 kernel
946 * Fix Linux 3.8 btrfs probe warning
947 * Fix Linux 3.8 ext4 probe support
948 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
949 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
950 * instrumentation sched: add missing fork pid info
951 * Fix check in lttng_strlen_user_inatomic
952 * instrumentation: sync with Linux commit a1ce392
953 * Fix: statedump: missing locking, use lttng_iterate_fd
954 * Implement lttng_iterate_fd wrapper
955 * Instrumentation cleanup: kmem events should print hex pointers
956 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
957 * Fix: statedump hang/too early completion due to logic error
958 * Fix: statedump hang due to incorrect wait/wakeup use
959 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
960 * wrapper/perf.h: Fix kernel version condition
961 * Add new kernel probes instrumentation
962 * Update kernel probes to more detailed match to kernel versions
963 * Fix possible kernel build errors with linux-patches
964 * Add missing MIT license text to 3 files under this license
965 * Update sites using kernel version checking macro to new range
966 * Make upper bound of kernel version checking macro exclusive
967 * sock instrumentation: fix fields to get referenced values
968 * ext3 instrumentation: fix of assignment code conversion
969 * sched instrumentation: rename "pid" fields in sched_process_exec
970 * Remove remaining semicolons in TP_fast_assign blocks
971 * Fix compilation for 3.0 kernels that are named 2.6.40
972 * Fix compilation for 3.0 branch (>= 3.0.39)
973 * Add kernel version checking macro
974 * Remove semicolons in TP_fast_assign blocks
975 * Add ifdefs to net probe to support Linux 2.6.39
976 * Add kernel probes for supplementary subsystems
977 * Check if interrupt action name is not null in statedump
978 * Fix exec instrumentation: only for kernels 3.4.0 and higher
979 * Add TRACE_EVENT(sched_process_exec) to sched.h
980 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
981 * Fix warning with 3.6.0 kernel
982 * ABI with support for compat 32/64 bits
983 * Perform calculation on bit size in 64-bit
984 * Use uint64_t for packet header content size and packet size
985 * Fix: compat layer only on supported architectures
986 * Fix ring buffer 32/64 bits compat
987 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
988 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
989 * Fix: statedump missing check for NULL namespace
991 2012-09-10 LTTng modules 2.1.0-rc1
992 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
993 * Support for linux kernels 2.6.32 through 2.6.37
994 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
995 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
996 * Add env hostname information
997 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
998 * lttng_statedump_process_state for each PID NS
999 * Support the hostname context
1000 * Fix: statedump namespaced pid, tid and ppid
1001 * Fix: statedump: disable vm maps enumeration
1002 * Fix: ensure userspace accesses are done with _inatomic
1003 * Fix: vppid context should test for current nsproxy
1004 * Add MIPS system call support
1005 * Change mode of lttng-syscalls-generate-headers.sh to 755
1006 * cleanup: fix typo in syscall instrumentation header
1007 * Cleanup: remove trailing whitespace in README
1008 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1009 * LTTng: probe-statedump: add #include <linux/sched.h>
1010 * fix: signal_generate event should print utf8 for comm field
1011 * Makes write operation a parameter for tp_memcpy macro
1012 * Add coding style document
1013 * Update instrumentation/events README file
1014 * Add makefile target for preprocessor
1015 * Fix: free_event_id check should compare unsigned int with -1U
1016 * Use unsigned long type for events discarded counter
1017 * Fix: update signal instrumentation for 3.4 kernel
1018 * LTTng Modules ARM syscall instrumentation
1019 * Fix: generate header missing echo -e for escape chars
1020 * Fix: add missing uaccess.h include (for ARM)
1021 * README: Document that CONFIG_MODULES is required
1023 * Fix: document required and optional kernel config options in README
1025 2012-03-29 LTTng modules 2.0.1
1026 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1028 2012-03-20 LTTng modules 2.0.0
1029 * First STABLE version
1032 2012-03-20 LTTng modules 2.0.0-rc4
1033 * Update README and add version name place-holder
1035 2012-03-16 LTTng modules 2.0.0-rc3
1036 * Fix clock offset 32-bit multiplication overflow
1037 * Fix : wrong assign of fd in state dump
1038 * License cleanup, ifdef namespace cleanup
1039 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1041 2012-03-02 LTTng modules 2.0.0-rc2
1042 * Fix: dmesg printout should not print metadata warnings
1043 * Fix: use transport name as channel name
1044 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1046 2012-02-20 LTTng modules 2.0.0-rc1
1047 * Standardize version across toolchain
1048 * statedump: Use old macro name for kernel 2.6.38
1050 2012-02-16 LTTng modules 2.0-pre15
1051 * Add timer instrumentation
1052 * fix: need to undef mainline define
1053 * fix: Include signal.h instead of irq.h for prototype match check
1054 * Add signal instrumentation
1056 2012-02-16 LTTng modules 2.0-pre14
1057 * syscall tracing: sys_getcpu
1058 * Add sys_clone x86 instrumentation
1059 * statedump: fix include circular dep
1060 * Implement state dump
1062 2012-02-09 LTTng modules 2.0-pre13
1064 * environment: write sysname, release, version, domain to metadata
1065 * Allow open /proc/lttng for read & write
1067 2012-02-02 LTTng modules 2.0-pre12
1068 * Add x86 32/64 execve syscall instrumentation override
1069 * Remove unused defines
1070 * Add padding to ABI
1071 * Use LTTNG_KERNEL_SYM_NAME_LEN
1072 * Update version to 1.9.9
1073 * Add missing double-quotes to clock uuid
1074 * clock: read bootid as clock monotonic ID
1077 * clock: output clock description in metadata
1078 * Properly fix the timekeeping overflow detection
1080 * rename lib-ring-buffer to lttng-lib-ring-buffer
1082 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1085 * Remove debugfs file (keep only proc file)
1086 * Rename lttng-debugfs-abi files to lttng-abi
1088 2011-12-13 LTTng modules 2.0-pre11
1089 * Fix OOPS caused by reference of config pointer
1090 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1091 * lttng lib: ring buffer move null pointer check to open
1092 * lttng lib: ring buffer remove duplicate null pointer
1093 * lttng lib: ring buffer: remove stale null-pointer
1094 * lttng wrapper: add missing include to kallsyms wrapper
1095 * lttng: cleanup one-bit signed bitfields
1097 * Update symbol name length max size to 256
1098 * Fix last modifications to string_from_user operations
1099 * Document that depmod needs to be executed by hand
1100 * Fix strlen_user fault space reservation
1101 * Fix tp_copy_string_from_user handling of faults
1102 * Disable block layer tracing support for kernels < 2.6.38
1103 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1104 * Update trace clock warning to match the current development plan
1105 * ringbuffer: make ring buffer printk less verbose
1106 * Makefile: do not run depmod manually
1108 2011-09-30 LTTng modules 2.0-pre10
1109 * x86-32: override sys_mmap syscall instrumentation
1112 2011-09-29 LTTng modules 2.0-pre9
1113 * x86 32 syscalls: fix !CONFIG_UID16
1114 * Use __string_from_user
1115 * Add __string_from_user
1116 * Rename "comm" context to "procname"
1117 * Fetch "type" name field for mount syscall
1118 * Create common override file for all architectures
1119 * Shrink stack size usage
1120 * Cleanup: remove unused lttng-compat-syscalls.c file
1121 * Support detailed compat syscalls on x86_64
1123 * Add disabled compat syscalls detail (work in progress)
1124 * Add config compat support for detailed x86_32 syscalls
1125 * Handle newer 3.1+ perf API
1126 * Add dummy x86-32 override headers
1127 * Bind x86-32 syscall headers
1128 * Add x86-32 syscall headers
1129 * Add check for KALLSYMS_ALL in syscall extraction script
1130 * Automate string extraction for syscalls
1131 * Automate syscall filename/pathname extraction
1132 * Add exit to ring_buffer_frontend so module is unloadable
1133 * Add sys_open filename (x86_64)
1134 * Add missing memcpy callback
1135 * copy_from_user and memset
1136 * Add missing alignment after header write
1137 * lib ring buffer: add frontend init as module_init
1138 * lib ring buffer frontend: add missing lock initialization
1139 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1140 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1141 * Create override for sys_mmap
1142 * Rename syscalls -> syscall in LTTng ABI
1143 * Use different event name for compat syscalls
1144 * Allow trace syscall table override
1145 * Add dummy override files
1146 * syscall detail: add override capability
1147 * Add pointer pretty-print heuristics
1149 * Rename sys exit errno into ret
1150 * Enable detailed syscalls only for native x86_64
1151 * Use "unknown" for compat syscalls
1152 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1155 * Only enable detailed syscalls for x86_64 for now
1156 * Merge unknown syscall method with extended detail method
1157 * Add underscore prefix before event names
1158 * Add syscalls pointers detailed syscall tracing
1159 * Use perl for regexp
1160 * Support generation of syscall probes for those with pointers
1161 * Support detailed syscalls with 0 arguments
1162 * detailed syscall tracing (work in progress)
1163 * Expose /proc/lttng file
1164 * Implement detailed syscall event probe
1165 * Disable perf build for < 2.6.33 kernels
1166 * Syscall detail mode: generate syscall table
1167 * block instrumentation: write cmd as hex sequence
1168 * lttng-events TRACE_EVENT generator cleanup
1169 * block layer instrumentation: fix cmd field
1170 * Remove 0 args syscalls for now from type-aware syscall cb generator
1171 * Generate trace syscall table macros
1172 * Put syscall tracing without arg types back in place
1173 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1174 * lttng events probes: don't clash with "ctx" variable name
1175 * lib ring buffer must take private pointer copy before decrementing refcount
1177 2011-08-16 LTTng modules 2.0-pre8
1178 * Fix metadata buffer wait/wakeup
1180 2011-08-12 LTTng modules 2.0-pre7
1181 * Add missing module refcount to lttng_tracepoint_list_fops
1182 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob