1 2021-01-11 (National Clean Off Your Desk Day) LTTng modules 2.12.4
2 * fix: adjust version range for trace_find_free_extent()
3 * Improve the release script
4 * Add release maintainer script
5 * fix: statedump: undefined symbols caused by incorrect patch backport
6 * fix: include order for older kernels
7 * fix: tracepoint: Optimize using static_call() (v5.10)
8 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
9 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
10 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
11 * fix: ext4: fast commit recovery path (v5.10)
12 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
13 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
14 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
15 * Fix: ressource leak in id tracker
16 * fix: strncpy equals destination size warning
18 2020-10-05 (National Get Funky Day) LTTng modules 2.12.3
19 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
20 * fix: backport 'Add 'kernel_read' wrapper for kernels < v4.14'
21 * Add 'kernel_read' wrapper for kernels < v4.14
22 * fix: Use 'kernel_read' to read from procfs
23 * fix: don't allow userspace copy to read kernel memory
24 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
25 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
26 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
27 * Fix: system call filter table
28 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
29 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
30 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
31 * fix: removal of [smp_]read_barrier_depends (v5.9)
32 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
33 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
34 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
35 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
36 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
38 2020-08-04 (National Chocolate Chip Cookie Day) LTTng modules 2.12.2
39 * Fix: Lock metadata cache on session destroy
40 * Fix: metadata stream leak, missing list removal and locking
41 * Fix: coherent state not changed atomically with metadata written
42 * fix: include module.h for EXPORT_SYMBOL_GPL
43 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
44 * fix: version range for overflow_callback
45 * fix: global_dirty_limit was introduced in v3.1
46 * fix: wrapper_uprobe_unregister is a void function
47 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
48 * fix: vmalloc on v5.8 without KALLSYMS
49 * Detect missing symbols used with kallsyms_lookup at compile time
50 * Use exported symbol bdevname() instead of disk_name()
51 * Add git-review config
52 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
53 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
54 * fix: block: remove the error argument to the block_bio_complete (v5.8)
55 * fix: pipe_buf_operations rework (v5.8)
57 2020-06-02 (National Leave the Office Early Day (or Simply Stay Home ?) LTTng modules 2.12.1
58 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
59 * fix: vmalloc_sync_mappings was backported to v5.5.12
60 * Update: Additional kernel ranges for vmalloc_sync_mappings
61 * Update: Use vmalloc_sync_mappings for stable kernels
62 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
63 * fix: add missing guid_t type to wrapper
64 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
65 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
66 * Unbreak LTTng for kernel 5.7
67 * Move lttng wrappers into own module
68 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
69 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
70 * instrumentation: update mm_vmscan for kernel >= 5.7.0
72 2020-04-08 (The Day After National Beer Day) LTTng modules 2.12.0
73 * fix: uaccess wrapper for CentOS >= 4.18.0-147
74 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
75 * fix: signal instrumentation for CentOS >= 4.18.0-147
76 * fix: kvm instrumentation for CentOS >= 4.18.0-147
77 * fix: rcu instrumentation for CentOS >= 4.18.0-80
78 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
80 2020-03-27 (International Stay At Home Month) LTTng modules 2.12.0-rc3
81 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
82 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
83 * statedump: introduce file_table_address
84 * Remove lttng-ftrace integration
85 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
86 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
87 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
89 2020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.12.0-rc2
90 * Fix: lttng-events.c: variable may be used uninitialized
91 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
92 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
93 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
94 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
95 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
96 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
97 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
98 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
99 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
100 * fix: use timespec64 on kernels that have it
101 * fix: move lttng_close_on_exec to proper wrapper
102 * fix: 'struct timex' removed upstream (v5.6)
103 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
104 * Fix: statedump: check task_active_pid_ns return value for NULL
105 * sched: Make the sched_switch task state an enum
106 * block: Make the rwbs field as a bit field enum
108 2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
109 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
111 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
112 * fix: use user ns wrapper code in new id trackers
113 * fix: function prototype in wrapper/mm.h
114 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
115 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
116 * lttng-clear: stop tracing required
117 * sunrpc: introduce lttng_get_clid helper
118 * Fix: sunrpc: use signed integer for client id
119 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
120 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
121 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
122 * fix: btrfs: tracepoints: constify all pointers (v5.5)
123 * fix: btrfs block group struct refactor (v5.5)
124 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
125 * Update .gitignore from upstream
126 * Add missing include for kernels between 3.8 and 3.15
127 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
128 * net: Add entry/exit tracepoints for all receive paths
129 * statedump: Add thread ID (tid) to interrupt
130 * metadata: Add the product uuid to the 'env' section
131 * Cleanup: statedump process state event pid namespace fields
132 * Add namespaces statedump
133 * Add uid/gid contexts
134 * Add namespace contexts
135 * README.md: Document LTTNG_TRACEPOINT_EVENT
136 * README.md: cleanup formatting for bullet lists
137 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
138 * Cleanup: Silence gcc fall-through warning
139 * Fix: update sched prev_state instrumentation for upstream kernel
140 * Fix: gcc-9.1 stack frame size warning
141 * Implement ring buffer clear
142 * Make bitfield.h C++-friendly
143 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
144 * Add metadata env fields
145 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
146 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
147 * Fix: missing define when not building with gcc
148 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
149 * Fix: Don't print ring-buffer's records count when it is not used
150 * Fix: do not set quiescent state on channel destroy
151 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
152 * Introduce callstack stackwalk implementation header
153 * Prepare callstack common code for stackwalk
154 * Introduce callstack legacy implementation header
155 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
156 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
157 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
158 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
159 * fix: timer/trace: Improve timer tracing (v5.2)
160 * Cleanup: bitfields: streamline use of underscores
161 * Silence compiler "always false comparison" warning
162 * Fix: bitfield: shift undefined/implementation defined behaviors
163 * Fix: timestamp_end field should include all events within sub-buffer
164 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
165 * lttng abi documentation: clarify getter usage requirements
166 * Fix: don't access packet header for stream_id and stream_instance_id getters
167 * Fix: atomic_long_add_unless() returns a boolean
168 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
169 * Fix: pipe: stop using ->can_merge (v5.1)
170 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
171 * Fix: mm: create the new vm_fault_t type (v5.1)
172 * Fix: extra-version-git.sh redirect stderr to /dev/null
173 * Move timekeeping blacklisting to a header file
174 * Blacklist: kprobe for arm
175 * Cleanup: tp mempool: Remove logically dead code
176 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
177 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
178 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
179 * Fix: Remove 'type' argument from access_ok() function (v5.0)
180 * Fix: timer instrumentation for RHEL 7.6
181 * Add missing SPDX license identifiers to uprobes
182 * Drop support for kernels < 3.0 from Makefiles
183 * Drop support for kernels < 3.0 from writeback instrumentation
184 * Drop support for kernels < 3.0 from workqueue instrumentation
185 * Drop support for kernels < 3.0 from skb instrumentation
186 * Drop support for kernels < 3.0 from scsi instrumentation
187 * Drop support for kernels < 3.0 from sched instrumentation
188 * Drop support for kernels < 3.0 from power instrumentation
189 * Drop support for kernels < 3.0 from net instrumentation
190 * Drop support for kernels < 3.0 from module instrumentation
191 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
192 * Drop support for kernels < 3.0 from lock instrumentation
193 * Drop support for kernels < 3.0 from kvm instrumentation
194 * Drop support for kernels < 3.0 from kmem instrumentation
195 * Drop support for kernels < 3.0 from jbd2 instrumentation
196 * Drop support for kernels < 3.0 from irq instrumentation
197 * Drop support for kernels < 3.0 from ext4 instrumentation
198 * Drop support for kernels < 3.0 from block instrumentation
199 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
200 * Drop support for kernels < 3.0 from lttng-kernel-version.h
201 * Drop support for kernels < 3.0 from lttng-events.h
202 * Drop support for kernels < 3.0 from lib
203 * Drop spinlock.h wrapper
204 * Drop kstrtox.h wrapper
205 * Drop uuid.h wrapper
206 * Drop vzalloc.h wrapper
207 * Drop support for kernels < 3.0 from tracepoint.h wrapper
208 * Drop support for kernels < 3.0 from perf.h wrapper
209 * Drop support for kernels < 3.0 from atomic.h wrapper
210 * Drop compat patches for kernels < 2.6.36
211 * Bump minimum kernel version to 3.0
212 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
213 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
214 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
215 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
216 * CPU topology statedump on x86
217 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
218 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
219 * Fix: adapt to kernel relative references
220 * Fix: sync event enablers before choosing header type
221 * Fix: implicit declarations caused by buffer size checks.
222 * Prevent allocation of buffers if exceeding available memory
223 * Fix: btrfs instrumentation namespacing
224 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
225 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
226 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
227 * Fix: access migrate_disable field directly
228 * Fix: out of memory error handling
229 * Fix: uprobes: missing break in lttng_event_ioctl()
230 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
231 * Fix: instruction pointer has different names across arch
232 * Fix: build failures when CONFIG_UPROBES is absent
233 * uprobe: Support multiple call sites for the same uprobe event
234 * uprobe: Receive file descriptor from session instead of path to file
235 * uprobe: Mark uprobe event as registered
236 * Add uprobes support
237 * Fix: adjust SLE version ranges to build with SP2 and SP3
238 * Fix: Allow alphanumeric characters in SLE version
239 * Fix: Adjust range for SuSE 4.4.103-92 kernels
240 * Cleanup: move to kernel style SPDX license identifiers
241 * Cleanup: move scripts to subdirectory
242 * Cleanup: modinfo keys
243 * Add extra version information framework
244 * Revert "Add btrfs file item tracepoints"
245 * Fix: btrfs: Remove unnecessary fs_info parameter
246 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
247 * Fix: asoc: Remove snd_soc_cache_sync() implementation
248 * Fix: asoc: fix printing jack name
249 * Fix: asoc: Consolidate path trace events
250 * Fix: ASoC level IO tracing removed upstream
251 * Enable userspace callstack contexts only on x86
252 * Prevent re-entrancy in callstack-user context
253 * Callstack context: bump number of entries to 128
254 * Fix: callstack context alignment calculation
255 * Cleanup callstack context
256 * Fix callstack context: write empty sequence if no stack trace
257 * Fix: callstack context: false-sharing, bad memory size allocation
258 * callstack context: use delimiter when stack is incomplete
259 * Cleanup callstack context
260 * Add kernel and user callstack contexts
261 * Assign CPU id before saving the context size
262 * Define max nesting count constant
263 * Compute variable sized context length
264 * Pass arguments for context size computation
266 * Update delayed ref tracepoints for v3.12
267 * Add btrfs file item tracepoints
268 * Add btrfs tracepoint for em's EEXIST case
269 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
270 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
271 * Fix: lttng filter validator ERANGE error handling
272 * Fix: filter interpreter: use LTTNG_SIZE_MAX
273 * Filter: add FILTER_OP_RETURN_S64 instruction
274 * Perform bitwise ops on unsigned types
275 * Filter: catch shift undefined behavior
276 * Filter: add lshift, rshift, bit not ops
277 * Filter: index array, sequences, implement bitwise binary operators
278 * Fix: pid tracker should track "pgid" for noargs probes
279 * lttng-tp-mempool: perform node-local allocation
280 * Fix: update RCU instrumentation for 4.17
281 * Fix: sunrpc instrumentation for 4.17
282 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
283 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
284 * Update: kvm instrumentation for ubuntu 4.13.0-38
285 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
286 * Fix: btrfs instrumentation namespacing
287 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
288 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
289 * Fix: update kvm instrumentation for 4.1.50+
290 * Use the memory pool instead of kmalloc
291 * Create a memory pool for temporary tracepoint probes storage
292 * Fix: use proper pid_ns in the process statedump
293 * Fix: add variable quoting to shell scripts
294 * Update: kvm instrumentation for fedora 4.14.13-300
295 * Fix: Add Fedora version macros
296 * Add preemptirq instrumentation
297 * Clean-up: fix stale #endif comments
298 * Command to dump the metadata cache again
299 * Add a new /dev/lttng-logger interface
300 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
301 * Fix: update block instrumentation for SuSE 4.4.114-92
302 * Fix: update rcu instrumentation for v4.16
303 * Fix: update vmscan instrumentation for v4.16
304 * Fix: update timer instrumentation on 4.16 and 4.14-rt
305 * Update kvm instrumentation for debian kernel 4.14.0-3
306 * Fix: network instrumentation protocol enum
307 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
308 * Fix: update block instrumentation for SuSE 4.4.73-5
309 * Fix: global_dirty_limit for kernel v4.2 and up
310 * Fix: network instrumentation handling of corrupted TCP headers
311 * Fix: add missing uaccess.h include from kstrtox.h wrapper
312 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
313 * Fix: btrfs_delayed_ref_head was unwired since v3.12
314 * Update kvm instrumentation for debian kernel 4.9.65-3
315 * Fix: debian kernel version parsing
316 * Fix: block instrumentation 4.14+ NULL pointer dereference
317 * Update: kvm instrumentation for 3.16.52 and 3.2.97
318 * Fix: kvm instrumentation for 4.15
319 * Update sock instrumentation for 4.15
320 * Update kvm instrumentation for 4.15
321 * Fix: ACCESS_ONCE() removed in kernel 4.15
322 * Fix: sched instrumentation on stable RT kernels
323 * timer API transition for kernel 4.15
324 * Fix: Don't nest get online cpus
325 * Fix: lttng_channel_syscall_mask() bool use in bitfield
326 * Fix: update kmem instrumentation for kernel 4.15
327 * Fix: lttng_kvmalloc helper NULL pointer OOPS
329 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
330 * Fix: uprobes: missing break in lttng_event_ioctl()
331 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
332 * Fix: instruction pointer has different names across arch
333 * Fix: build failures when CONFIG_UPROBES is absent
334 * uprobe: Support multiple call sites for the same uprobe event
335 * uprobe: Receive file descriptor from session instead of path to file
336 * uprobe: Mark uprobe event as registered
337 * Add uprobes support
338 * Fix: adjust SLE version ranges to build with SP2 and SP3
339 * Fix: Allow alphanumeric characters in SLE version
340 * Fix: Adjust range for SuSE 4.4.103-92 kernels
341 * Cleanup: move to kernel style SPDX license identifiers
342 * Cleanup: move scripts to subdirectory
343 * Cleanup: modinfo keys
344 * Add extra version information framework
345 * Revert "Add btrfs file item tracepoints"
346 * Fix: btrfs: Remove unnecessary fs_info parameter
347 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
348 * Fix: asoc: Remove snd_soc_cache_sync() implementation
349 * Fix: asoc: fix printing jack name
350 * Fix: asoc: Consolidate path trace events
351 * Fix: ASoC level IO tracing removed upstream
352 * Enable userspace callstack contexts only on x86
353 * Prevent re-entrancy in callstack-user context
354 * Callstack context: bump number of entries to 128
355 * Fix: callstack context alignment calculation
356 * Cleanup callstack context
357 * Fix callstack context: write empty sequence if no stack trace
358 * Fix: callstack context: false-sharing, bad memory size allocation
359 * callstack context: use delimiter when stack is incomplete
360 * Cleanup callstack context
361 * Add kernel and user callstack contexts
362 * Assign CPU id before saving the context size
363 * Define max nesting count constant
364 * Compute variable sized context length
365 * Pass arguments for context size computation
367 * Update delayed ref tracepoints for v3.12
368 * Add btrfs file item tracepoints
369 * Add btrfs tracepoint for em's EEXIST case
370 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
371 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
372 * Fix: lttng filter validator ERANGE error handling
373 * Fix: filter interpreter: use LTTNG_SIZE_MAX
374 * Filter: add FILTER_OP_RETURN_S64 instruction
375 * Perform bitwise ops on unsigned types
376 * Filter: catch shift undefined behavior
377 * Filter: add lshift, rshift, bit not ops
378 * Filter: index array, sequences, implement bitwise binary operators
379 * Fix: pid tracker should track "pgid" for noargs probes
380 * lttng-tp-mempool: perform node-local allocation
381 * Fix: update RCU instrumentation for 4.17
382 * Fix: sunrpc instrumentation for 4.17
383 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
384 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
385 * Update: kvm instrumentation for ubuntu 4.13.0-38
386 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
387 * Fix: btrfs instrumentation namespacing
388 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
389 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
390 * Fix: update kvm instrumentation for 4.1.50+
391 * Use the memory pool instead of kmalloc
392 * Create a memory pool for temporary tracepoint probes storage
393 * Fix: use proper pid_ns in the process statedump
394 * Fix: add variable quoting to shell scripts
395 * Update: kvm instrumentation for fedora 4.14.13-300
396 * Fix: Add Fedora version macros
397 * Add preemptirq instrumentation
398 * Clean-up: fix stale #endif comments
399 * Command to dump the metadata cache again
400 * Add a new /dev/lttng-logger interface
401 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
402 * Fix: update block instrumentation for SuSE 4.4.114-92
403 * Fix: update rcu instrumentation for v4.16
404 * Fix: update vmscan instrumentation for v4.16
405 * Fix: update timer instrumentation on 4.16 and 4.14-rt
406 * Update kvm instrumentation for debian kernel 4.14.0-3
407 * Fix: network instrumentation protocol enum
408 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
409 * Fix: update block instrumentation for SuSE 4.4.73-5
410 * Fix: global_dirty_limit for kernel v4.2 and up
411 * Fix: network instrumentation handling of corrupted TCP headers
412 * Fix: add missing uaccess.h include from kstrtox.h wrapper
413 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
414 * Fix: btrfs_delayed_ref_head was unwired since v3.12
415 * Update kvm instrumentation for debian kernel 4.9.65-3
416 * Fix: debian kernel version parsing
417 * Fix: block instrumentation 4.14+ NULL pointer dereference
418 * Update: kvm instrumentation for 3.16.52 and 3.2.97
419 * Fix: kvm instrumentation for 4.15
420 * Update sock instrumentation for 4.15
421 * Update kvm instrumentation for 4.15
422 * Fix: ACCESS_ONCE() removed in kernel 4.15
423 * Fix: sched instrumentation on stable RT kernels
424 * timer API transition for kernel 4.15
425 * Fix: Don't nest get online cpus
426 * Fix: lttng_channel_syscall_mask() bool use in bitfield
427 * Fix: update kmem instrumentation for kernel 4.15
428 * Fix: lttng_kvmalloc helper NULL pointer OOPS
429 * Update version to 2.11.0-pre
430 * Fix: lttng-logger get_user_pages_fast error handling
431 * Fix: update block instrumentation for 4.14 kernel
432 * Revert "Fix: update block instrumentation for kernel 4.14"
433 * Fix: version check error in btrfs instrumentation
434 * Fix: update btrfs instrumentation for kernel 4.14
435 * Fix: update writeback instrumentation for kernel 4.14
436 * Fix: update block instrumentation for kernel 4.14
437 * Fix: vmalloc wrapper on kernel < 2.6.38
438 * Fix: vmalloc wrapper on kernel >= 4.12
439 * Add kmalloc failover to vmalloc
440 * Fix: mmap: caches aliased on virtual addresses
441 * Fix: update ext4 instrumentation for kernel 4.13
442 * Fix: Sleeping function called from invalid context
443 * Fix: sched for v4.11.5-rt1
444 * Make vim users life easier
445 * Rename Makefile.ABI.workarounds to Kbuild.common
446 * Fix: handle missing ftrace header on v4.12
447 * Fix: pid tracker should track "pgid"
448 * Cleanup: typo in lttng pid tracker
449 * Fix: Build ftrace probe on kernels prior to 4.12
450 * Fix: update ftrace probe for kernel 4.12
451 * Fix: update block instrumentation for kernel 4.12
452 * Calculate context length outside of retry loop
453 * Fix: Add support for 4.9.27-rt18 kernel
454 * Fix: update btrfs instrumentation for kernel 4.12
455 * Fix: update ringbuffer for kernel 4.12
456 * Fix: update sched instrumentation for kernel 4.12
457 * Fix: ext3 was completely removed from the kernel in v4.3
458 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
459 * Fix: add "flush empty" ioctl for stream intersection
460 * Revert "Fix: flush empty packets on snapshot channel"
461 * Revert "Fix: don't perform extra flush on metadata channel"
463 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
464 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
465 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
466 * Fix: Always build vmscan probe
467 * Cleanup: formatting in strutils_star_glob_match explanation
468 * Fix: introduce LTTNG_SIZE_MAX for older kernels
469 * Use SIZE_MAX instead of -1ULL for size_t parameter
470 * filter: use SIZE_MAX for size_t
471 * Fix: out of bound array access in filter code
472 * Add support for star globbing patterns in event names
473 * Filtering: add support for star-only globbing patterns
474 * Add string utilities
475 * lttng-abi.c: cleanup whitespaces
476 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
477 * Fix: kref changes for kernel 4.11
478 * Fix: atomic_add_unless() returns true/false rather than prior value
479 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
480 * Fix: update scsi instrumentation for kernel 4.11
481 * Fix: changes to the vm_op fault cb prototype in libringbuffer
482 * Fix: update btrfs instrumentation for kernel 4.11
483 * Fix: update mm_vmscan instrumentation for kernel 4.11
484 * Fix: section mismatch warning caused by __exit annotation
485 * socketpair: extend syscall socketpair tracing information
486 * Remove events/mainline unused headers
487 * update event README
488 * Fix: nmi-safe clock on 32-bit systems
489 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
490 * Fix: 4.10 hotplug adaptation backward compat
491 * Fix: 4.10 btrfs instrumentation update backward compat
492 * Update btrfs instrumentation for 4.10 kernel
493 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
494 * btrfs instrumentation: update to 4.10 kernel
495 * timer instrumentation: adapt to ktime_t without union
496 * Add load/unload messages to kernel log
497 * Update version to 2.10.0-pre
498 * Fix: asoc instrumentation for RHEL 7.3
499 * Fix: SCSI instrumentation for SLES12 SP2
500 * Add SUSE Linux Enterprise kernel version tests
501 * Filter code relicensing to MIT license
502 * Add task cpu in process statedump
503 * Performance: add missing unlikely in reserve
504 * Fix: preemptible and migratable context error handling
505 * Fix: bump stable kernel version ranges for clock work-around
507 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
508 * Fix: i2c: support kernels < 3.15
509 * Fix: show warning for broken clock work-around
510 * Bump minor ABI version
511 * Fix: work-around upstream Linux timekeeping bug
512 * Add support for i2c tracepoints
513 * Cleanup: makefile version checks with single "ge"
514 * Performance: special-case NULL in lttng_strlen_user_inatomic
515 * Fix: lttng_inline_memcpy does not take a __user argument
516 * Performance: implement lttng_inline_memcpy
517 * Performance: cache the backend pages pointer in context
518 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
519 * Performance: Only dereference commit index once
520 * Performance: Mark channel and buffer event disabled check unlikely
521 * Performance: Relax atomicity constraints for crash handling
522 * Performance: mark ring buffer do_copy callers always inline
523 * Performance: mark lib_ring_buffer_write always inline
524 * Kconfig: select TRACEPOINTS when built-in
525 * Performance: disable event counting by default
526 * Fix: handle large number of pages or subbuffers per buffer
527 * Fix: unregister cpu hotplug notifier on buffer alloc error
528 * Fix: sa_family is of type unsigned short
529 * Fix: check for sizeof sa_family to save sa_family in accept and connect
530 * Fix: use printk_once() for wrapper warning messages
531 * Fix: btrfs instrumentation for 4.8 kernel
532 * Fix: update mm_vmscan instrumentation for kernel 4.8
533 * Fix: napi instrumentation for 4.8 kernels
534 * Fix: update block instrumentation to compile on 4.8 kernels
535 * Cleanup: reuse code in accept() and accept4() instrumentation
536 * Add x86-64 override for accept4 syscall
537 * Fix: timer wrapper: support kernels >= 4.8
538 * Performance: split check deliver fast/slow paths
539 * Fix: x86-64 accept instrumentation
540 * Fix: Add support for 4.6.4-rt8 kernel
541 * Fix: update scsi instrumentation for 4.7+ kernels
542 * Fix: Use fs_initcall instead of rootfs_initcall
543 * Fix: Add kernel configuration for lttng clock plugin
544 * Fix: the clock plugin must be initiated before first use of the clock
545 * Fix: tests/Kbuild for older kernels
546 * Cleanup: __dynamic_len_idx set but not used warning
547 * Cleanup: coding style and comments of net.h
548 * net: Add TCP header data to net_* tracepoints
549 * net: Add IPv4/IPv6 header data to net_* tracepoints
550 * Fix: endianness for the container type of enum
551 * enumeration autoincrement: use if/else logic
552 * Cleanup trailing whitespaces
553 * lttng-test probe: test ctf_enum_auto()
554 * Add ctf_enum_auto() for autoincrementing enumeration values
555 * Implement session statedump command
556 * Fix: annotate bytecode interpreter for kernel stack validator
557 * Update version to 2.9.0-pre
558 * Fix: ring buffer: honor switch parameter type in remote switch
559 * Fix: only flush non-metadata channels
560 * Fix: don't perform extra flush on metadata channel
561 * select, poll and epoll_wait overrides on ARM 32-bit
562 * Fix: flush empty packets on snapshot channel
563 * Fix: do not generate packet at destroy after stop
564 * Fix: compat ioctl for flush/get metadata version
565 * Fix: ctf_string() should handle NULL pointers
566 * Fix: portability: no arith on void pointer
567 * Fix: add missing tests/Kbuild
568 * Test clock override plugin
569 * Fix: add modules target to base Makefile
570 * Fix: make clean does not include dot-config
571 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
572 * Documentation: document that CONFIG_MODULES not required when builtin
573 * Fix: add missing errno include in random wrapper
574 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
575 * Fix: copy_from_user size when limited allocation
576 * Extract the payload of epoll_wait/epoll_pwait
577 * Extract the payload for epoll_ctl
578 * Extract the FDs and flags from poll and ppoll
579 * Extract the FD sets in select and pselect6
580 * Add ctf_integer_bitfield_type
581 * Implement enumeration type
582 * Implement custom field support
583 * Implement variant type
584 * Implement shadow stack for dynamic len
585 * libringbuffer: implement event too big API
586 * Implement structure, compound array/sequence types
587 * Fix: integer endianness metadata generation
588 * Fix: endianness of integers received by filter
589 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
590 * Fix: RHEL kernel 3.10.0-327.13.1 compat
591 * Fix: ctf_user_integer should not trigger page fault
592 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
593 * Add comment describing ioctl number duplication
594 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
595 * Fix: Remove dead code from filter interpreter
596 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
597 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
598 * Fix: use of uninitialized ret value in lttng_abi_create_event
599 * Fix: kmem instrumentation: remove unused gfpflags.h include
600 * Fix: 4.6 kernel: use in_compat_syscall
601 * Fix: use BUG_ON instead of accessing array subscript above array bounds
602 * Fix: Add granularity to RHEL kernel version checks
604 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
605 * Bump minor tracer ABI version
606 * Fix: build against out-of-tree kernel build
607 * probes/Kbuild: remove upper level header path
608 * Move leftover relative include paths to system paths
609 * syscall instrumentation: use system headers
610 * tracepoint event instrumentation: use system headers
611 * Use system include path in wrappers
612 * libs: use system include paths
613 * Use system header paths in core implementation files
614 * Use system include paths in root directory headers
615 * Use system include paths in probes
617 * Use system include paths in lttng-types.h
618 * Use system include paths in lttng-tracepoint-event-impl.h
619 * Use system include path in probes/define_trace.h
620 * Use system include paths in probes/lttng-tracepoint-event-impl.h
621 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
622 * Add makefile directory to include path
623 * Fix: event ctx get size should be after chan ctx
624 * Fix: filter interpreter with userspace strings
625 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
626 * Fix: format address fields as hexadecimal
627 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
628 * Fix: system call instrumentation overrides
629 * Fix: page_alloc wrapper incorrect parenthesis
630 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
631 * Fix: add struct user_msghdr forward declaration for older kernels
632 * Cleanup: Remove unused lttng-types module
633 * Fix: add missing versions and init call for page_alloc wrapper
634 * Fix: Define lttng-tracer metadata only once
635 * Fix: Add CONFIG_LTTNG to modules_install target
636 * Fix: Use kbuild env instead of a custom var KERNELDIR
637 * Update clock offset comment
638 * clock offset: print negative value in metadata
639 * Fix: handle negative clock offset
640 * Fix: sched instrumentation for 4.1-rt11
641 * Add RT patch version macros
642 * Expect filter context identifiers starting with $ctx.
643 * ARM64: wire up compat system calls
644 * Add support for arm64 syscalls
645 * Fix: Ubuntu kernel range for block_rq_complete
646 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
647 * Fix: update vmscan instrumentation for kernel 4.5
648 * Fix: check reference counts for overflow
649 * Fix: RHEL 7.2 scsi instrumentation
650 * Fix: RHEL 7.2 kvm instrumentation
651 * Kconfig: describe both module and in-kernel compilation options
652 * Add comments and indentation to Makefile
653 * Add support for built-in kernel build
654 * Rename sub makefiles to Kbuild
655 * Cleanup sub makefiles
656 * Make goals configurable with CONFIG_LTTNG
657 * Fix: Use generic raw_irqs_disabled_flags
658 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
659 * Fix: update sched instrumentation for kernel 4.4.0
660 * Bump version number for development branch
661 * Fix: interruptible context: reversed logic
662 * Contexts for RT debugging
663 * Fix: instrumentation: v4lv2 missing include
664 * Fix: header size larger than 256 bytes
665 * Instrument x86 page faults
666 * Fix: irq_vectors TRACE_SYSTEM name
667 * Instrument x86_irq_vectors
668 * Fix: tracepoint listing misses last loaded probe
669 * Fix: lttng trace-clock needs to disable preemption
670 * Tracepoint event: add "TP_code_post()"
671 * Implement array and sequence bitfields
672 * Fix: kmem: add mm.h include
673 * Add page frame number (pfn) to kmem page events
674 * Use pfn rather than struct page in ring buffer array
675 * Implement clock plugin support
676 * Command to regenerate the metadata of a session
677 * Fix: writeback instrumentation update for 4.3 Linux kernel
678 * Fix: update sched wakeup instrumentation for 4.3 kernel
679 * Fix: lttng-test build failure for kernels < 3.0
680 * Use 3.18 syscall instrumentation for MIPS32
681 * Update the MIPS32 syscall instrumentation to 3.18
682 * Fix: Move pipe override to the arch specific pointers_override.h
683 * Implement lttng test module
684 * Cleanup: remove logically dead code
685 * Fix: filter validator use after free
686 * Fix: use after free in channel release
687 * Fix: non-enabler events should be disabled by default
688 * Fix: build failure on 2.6.36
689 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
690 * Fix: writeback instrumentation for 4.2 kernels
691 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
692 * Add stream instance id to the packet header
693 * Add a packet sequence number
694 * Fix: kmem probe with Ubuntu 3.13 kernels
695 * Fix: disable kvm probe if lapic.h isn't found
696 * Fix: timer instrumentation for 4.2 kernels
697 * Fix: ext4 instrumentation for 4.2 kernels
698 * Fix: kvm instrumentation for 4.2 kernels
699 * Fix: allow LTTng to be built within kernel tree
701 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
702 * Fix: Building the event list fails on fragmented memory
703 * Fix: use after free on metadata cache reallocation
704 * Fix: version checks for kernel 4.0
705 * Fix: Incorrect Ubuntu kernel patchlevel
706 * Fix: cpu-id context should use int type
707 * Implement cpu-id context
708 * Implement cpu_id context for filtering
709 * Fix: context printk mismatch on error
710 * Cleanup: misleading comment about deferrable timer
712 * Fix: Update kmem event for Ubuntu's 3.16 kernel
713 * Fix: RHEL 7.1 block instrumentation
714 * Fix: add RHEL version macros
715 * Fix: add missing parenthesis in ubuntu version check
716 * Fix: remove regmap instrumentation for kernels < 4.1
717 * Fix: Update kmem event for recent Ubuntu kernel
718 * Fix: missing statedump end event when block device listing available
719 * Fix: don't generate incorrect macros for debian/ubuntu version check
720 * Revert "Fix: build against Ubuntu kernels"
721 * Fix: build against Ubuntu kernels
722 * Add namespace info in sched_fork and statedump
723 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
724 * Fix: printk instrumentation: remove "condition" tracepoints
725 * Fix: regmap build against kernel 4.0 kernel headers
726 * Add mmu_valid_gen field to mmutrace events
727 * Fix: add missing x86 mmutrace kernel header include
728 * Fix: x86 mmutrace event extra field for kernels >= 3.11
729 * Fix: remove execute flag from kvm.h file
730 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
731 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
732 * Fix: 4.1-rc1 Linux build and regmap instrumentation
733 * Fix: don't clash with older Debian kernel versions
734 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
735 * Fix: discover Debian API
736 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
737 * Fix: atomic.h wrapper for kernels < 2.6.37
738 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
739 * Fix: add missing types.h include for older kernels
740 * Fix: add hlist lttng wrappers
741 * Fix: add struct file_handle forward declaration
742 * Fix: string length calculation reversed user vs kernel args
743 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
744 * Fix: add lttng rcu wrapper to allow tracing RCU
745 * Fix: double-unlock of session mutex
746 * Fix: check that class and instance prototype match
747 * Fix: lttng-events.h check function takes void
748 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
749 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
750 * Fix: Include utsrelease.h in lttng-kernel-version.h
751 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
752 * Fix: old kernels need module.h included before vermagic.h
753 * Fix: net instrumentation for kernels 2.6.39 and below
754 * Fix: version condition in makefile
755 * Implement wrapper around get_pfnblock_flags_mask
756 * Be more restrictive in provider name check
757 * Fix: net instrumentation namespacing
758 * Fix: compaction instrumentation namespacing
759 * Fix: Support 4.x kernel versions in Makefile
760 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
761 * Fix: add missing module.h include to lttng-probe-user.c
762 * Fix: use lttng hlist wrapper in wildcard and filter
763 * Fix: namespace asoc and kmem instrumentation
764 * Fix: update instrumentation after wildcard rebase
765 * Fix: lttng_abi_syscall_list does not need to be exported
766 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
767 * Remove now unused syscalls.h from lttng-modules
768 * Filter: start with enabler "disabled"
769 * Fix coverity warning about sizeof(void **) != sizeof(void *)
770 * Fix length type and text sequence base
771 * Fix: TP_FIELDS: add missing headers
772 * Migrate syscall instrumentation to TP_FIELDS
773 * Migrate tracepoint instrumentation to TP_FIELDS
774 * Implement filtering infrastructure
775 * syscall wildcards: apply syscall filtering
776 * Implement syscall wildcard support
777 * Implement tracepoint wildcard support
778 * Namespace all tracepoints
779 * Implement list.h wrapper for hlist in older kernels
780 * Implement listing of pid tracker content
781 * Implement PID tracking
782 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
783 * Fix: update writeback instrumentation for kernel 4.0+
784 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
785 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
786 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
787 * Fix: missing parenthesis in offset_align_floor
788 * Fix: implement time.h wrapper for FD_ISSET
789 * Fix: update sched instrumentation for 3.19+ kernels
790 * Fix: update rcu instrumentation for 3.19+ kernels
791 * Fix: update scsi instrumentation for 3.19+ kernels
792 * Fix: update module instrumentation for 3.19+ kernels
793 * Fix: Add f_dentry wrapper for 3.19+ kernels
794 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
795 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
796 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
797 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
798 * Conditional compilation introduced by lttng-modules commit
799 * Fix: compaction instrumentation update for 3.14.x stable kernels
800 * Fix: context alignment not properly handled
801 * Fix compilation on Linux kernel >= 3.18.0
802 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
804 2014-10-20 LTTng modules 2.6.0-rc1
805 * Expose lttng-modules ABI version ioctl
806 * Fix: syscall list ioctl number conflict
807 * lttng-modules: fix build for non-x86
808 * Fix: syscall listing of session
809 * Print build warning when writeback probe is disabled
810 * Add atomic.h wrapper for before/after atomic
811 * Fix compilation on Ubuntu 14.10
812 * Fix: export name as text array in writeback
813 * Cleanup: remove unused trace_clock_read32()
814 * Use 3.17 ktime_get_mono_fast_ns() new API
815 * Check for stale version.h files
816 * Fix: compile lttng_statedump_process_ns on Ubuntu
817 * Reverse version check logic in lttng_statedump_process_ns
818 * Fix block_rq_complete TP on Ubuntu kernel
819 * Introduce macros to check Ubuntu kernel version
820 * Sync writeback tracepoints from mainline
821 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
822 * Fix: hander negative get_syscall_nr return value
823 * Fix: statedump: close_on_exec flag backward compat
824 * Fix instrumentation of vmscan for older kernels
825 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
826 * Fix: syscall listing: handle "enable all syscall"
827 * Fix: don't allow disabling syscalls when none are enabled
828 * Fix: syscall: fail disable all if all already disabled
829 * Fix: syscall filtering: NULL pointer deref
830 * Cleanup: list syscall without syscall_entry prefix
831 * Fix: syscall_list_show NULL pointer deref
832 * implement syscall mask getter
833 * Cleanup: lttng-abi.h coding style
834 * syscall listing: show syscall ID
835 * Allow events with same name to be enabled for each channel
836 * ABI: use enable a syscall ABI field name
837 * Implement syscall listing
838 * Fix: tracepoint list anonymous file name
839 * Fix: syscall filtering: disable all syscalls
840 * syscall tracing: input/output parameter handling for all arch
841 * lttng-get-syscall-inout.sh depends on bash
842 * Fix generate syscall header script: add missing escape char
843 * syscall instrumentation: handle copy_from_user return value
844 * Rename LTTng syscall instrumentation macros
845 * Rename LTTng instrumentation macros
846 * Extract input/output arguments from accept and connect syscalls
847 * syscall: extract pipe and pipe2 output args
848 * Remove sys_ prefix from syscall names
849 * System call inout/output arg processing
850 * Update syscall inout table
851 * Add syscall inout table
852 * Extract syscall exit ret value on x86 32/64
853 * Extract system call exit return value
854 * Syscall filtering: apply to syscall exit
855 * System call filtering
856 * asoc.h: fix build with v3.17 kernel
857 * Fix: lttng-modules teardown NULL pointer OOPS
858 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
859 * Modernize README using Markdown
860 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
861 * Add cscope to gitignore
862 * Update kvm instrumentation: compile on 3.17-rc1
863 * Update statedump to 3.17 nsproxy locking
864 * Fix: noargs probes should calculate alignment and event length
865 * Update compaction instrumentation to 3.16 kernel
866 * Update vmscan instrumentation to 3.16 kernel
868 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
871 2014-06-27 LTTng modules 2.5.0-rc2
872 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
873 * Fix: statedump handle oom case, handle errors
874 * Fix: correct typo in kernel version number
875 * Fix: blktrace instrumentation for backported branches
876 * Fix: statedump block devices OOPS
878 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
879 * Add TID field to some block_* events
880 * Fix: refuse overwrite mode buffers with less than two subbuffers
881 * Fix: lttng modules system call generation script
882 * Dump FD flags and mode on state dump
883 * Fix: incorrect rwbs field type in block_bio_queue
884 * Fix: blktrace instrumentation for v3.2.58+ stable branch
885 * Fix: pass proper args when writing commit counter
886 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
887 * Fix: allow racy tracepoint string input from kernel and userspace
888 * Statedump event for block devices
889 * Fix: update v4l2 instrumentation to 3.15 kernel
890 * Fix: ext4 update instrumentation to 3.15 kernel
891 * Fix: update block instrumentation to 3.15 kernel
892 * Fix: module instrumentation: update to 3.15 kernel
893 * Adapt to 3.15 tracepoint API
894 * Kernel 3.15 don't define map unmap for pipe
895 * Fix: add missing module version in v4l2 probe
896 * Add V4L2 instrumentation
897 * Fix: rcu instrumentation: add const qualifier to char pointers
898 * Fix: add missing module version information
899 * Use kernel 3.13 syscall tables for MIPS32
900 * Add MIPS32 syscalls extracted from a 3.13 kernel
901 * Fix: block instrumentation: < 3.14 don't have bi_iter
902 * Fix: update btrfs instrumentation to kernel 3.14
903 * Fix: update block layer instrumentation to kernel 3.14
904 * Fix: remove __exit annotation
905 * Fix file permissions for lttng-statedump-impl.c
908 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
909 * Fix: load state dump even if work-around lookup fails
910 * Cleanup: fix comment
911 * Fix: correctly version kvm events to build against v3.0 kernel
912 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
914 2014-02-14 LTTng modules 2.4.0-rc4
915 * Fix: use after free in ring buffer clients
916 * Fix: Add statedump exit so module is not permanent
917 * Cleanup: move callback init to static initialization
918 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
920 2014-01-29 LTTng modules 2.4.0-rc3
921 * Fix: tracepoint event name mapping at unregister
922 * Fix: tracepoint name remapping
923 * Fix: enable event error path memory corruption
924 * Update kvm instrumentation to Linux 3.13
925 * Update sched instrumentation to Linux 3.13
926 * Fix: provide more precise error report for enable event
927 * Fix: quote event name in metadata
928 * Add version info to lttng-tracer.ko modinfo
930 2013-12-10 LTTng modules 2.4.0-rc2
931 * Fix: client_packet_header() uses wrong packet
932 * Cleanup: fix typo in ring buffer backend comment
933 * Fix: handle unknown event type parameter
934 * Fix: eliminate timestamp overlap between packets
935 * gcc blacklist: only apply when building with gcc
936 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
938 2013-11-15 LTTng modules 2.4.0-rc1
939 * Update ext4 instrumentation to Linux 3.12
940 * Update RCU instrumentation to Linux 3.12
941 * Update btrfs instrumentation to 3.12 kernel
942 * Update vmscan instrumentation to Linux 3.12
943 * update: kmem instrumentation 3.12 kernel support
944 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
945 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
946 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
947 * Add new tracepoint in KVM
948 * Blacklist kernels 3.10.13 and 3.11.2
949 * LTTng trace-clock: shrink kernel blacklist
950 * Metadata flush writes data from the cache
951 * Per-stream ioctl to get the current timestamp
952 * LTTng ringbuffer ABI calls for index generation
953 * Prepare LTTng override of ring buffer fops
954 * Blacklist Linux kernels 3.10+
956 2013-09-03 LTTng modules 2.3.0
957 * Fix: metadata stream should not reference session
958 * Fix: btrfs: support 3.11 Linux kernel
959 * statedump: remove KERN_DEBUG messages
960 * Fix: ext4: add missing tracepoints for 3.11 kernel
961 * Fix: ext4: Linux 3.11 support
962 * Fix: ext3: 3.11 Linux support
963 * Fix: statedump nsproxy 3.11 Linux support
965 2013-08-30 LTTng modules 2.3.0-rc2
966 * Fix: metadata lttng channel refcount
967 * README: lttng-modules incompatible with lttng 0.x patchset
969 2013-07-17 LTTng modules 2.3.0-rc1
970 * Fix: kvm x86 probes side-effect
971 * Fix: allow get/put subbuf in loop for metadata stream
972 * Add support for kvm x86 specific tracepoints
973 * Add mainline headers for kvm x86 tracepoints
974 * Remove old 3.0.4 x86-64 extracted syscall info
975 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
976 * Add syscalls extracted files from a 3.10-rc7 kernel
977 * Improve documentation of the syscall extractor script
978 * Fix: double length of __dynamic_len array
979 * Fix printk instrumentation
980 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
981 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
982 * Fix: SWITCH_FLUSH new sub-buffer checks
983 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
984 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
985 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
986 * Fix: handle writes of length 0
987 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
988 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
989 * print warning and return -EBUSY on double get_subbuf()
990 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
991 * Fix: don't do 0 byte event reservation
992 * Document that payload size need to be greater than 0
993 * Fix build and load against linux-2.6.33.x
994 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
995 * Metadata cache and multiple metadata channels
996 * fix block instrumentation probe signature mismatch for 3.9.x kernels
997 * fix: block instrumentation: NULL pointer dereference
998 * Update rcu instrumentation to 3.9.[0-4]
999 * Fix CPU hotplug section mismatches
1000 * Add system calls definitions for powerpc-32
1001 * Remove bashism in lttng-syscalls-generate-headers.sh
1002 * Update ARM (32 bit) syscall tracepoints to 3.4
1004 2013-05-09 LTTng modules 2.2.0-rc2
1005 * Remove useless lttng_metadata probe
1006 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1007 * Fix: 3.9.0 block layer instrumentation build
1008 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1009 * Stop build if CONFIG_TRACEPOINTS is not set
1010 * Add comments to endifs.
1011 * Fix: remove ARM set_tls system call override
1012 * Cleanup: arm sys_mmap whitespace
1013 * Clean up using global_dirty_limit wrapper for writeback probe
1015 2013-03-29 LTTng modules 2.2.0-rc1
1017 * Fix: vmscan instrumentation build
1018 * writeback instrumentation: remove duplicated structures
1019 * block: update instrumentation to 3.9 rc kernel
1020 * rcu: update to 3.9 rc kernel instrumentation
1021 * workqueue instrumentation: remove duplicated structures
1022 * Rename odd event names
1023 * Introduce API to remap event names exposed by LTTng
1024 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1025 * Fix Linux 3.8 btrfs probe warning
1026 * Fix Linux 3.8 ext4 probe support
1027 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1028 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1029 * instrumentation sched: add missing fork pid info
1030 * Fix check in lttng_strlen_user_inatomic
1031 * instrumentation: sync with Linux commit a1ce392
1032 * Fix: statedump: missing locking, use lttng_iterate_fd
1033 * Implement lttng_iterate_fd wrapper
1034 * Instrumentation cleanup: kmem events should print hex pointers
1035 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1036 * Fix: statedump hang/too early completion due to logic error
1037 * Fix: statedump hang due to incorrect wait/wakeup use
1038 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1039 * wrapper/perf.h: Fix kernel version condition
1040 * Add new kernel probes instrumentation
1041 * Update kernel probes to more detailed match to kernel versions
1042 * Fix possible kernel build errors with linux-patches
1043 * Add missing MIT license text to 3 files under this license
1044 * Update sites using kernel version checking macro to new range
1045 * Make upper bound of kernel version checking macro exclusive
1046 * sock instrumentation: fix fields to get referenced values
1047 * ext3 instrumentation: fix of assignment code conversion
1048 * sched instrumentation: rename "pid" fields in sched_process_exec
1049 * Remove remaining semicolons in TP_fast_assign blocks
1050 * Fix compilation for 3.0 kernels that are named 2.6.40
1051 * Fix compilation for 3.0 branch (>= 3.0.39)
1052 * Add kernel version checking macro
1053 * Remove semicolons in TP_fast_assign blocks
1054 * Add ifdefs to net probe to support Linux 2.6.39
1055 * Add kernel probes for supplementary subsystems
1056 * Check if interrupt action name is not null in statedump
1057 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1058 * Add TRACE_EVENT(sched_process_exec) to sched.h
1059 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1060 * Fix warning with 3.6.0 kernel
1061 * ABI with support for compat 32/64 bits
1062 * Perform calculation on bit size in 64-bit
1063 * Use uint64_t for packet header content size and packet size
1064 * Fix: compat layer only on supported architectures
1065 * Fix ring buffer 32/64 bits compat
1066 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1067 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1068 * Fix: statedump missing check for NULL namespace
1070 2012-09-10 LTTng modules 2.1.0-rc1
1071 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1072 * Support for linux kernels 2.6.32 through 2.6.37
1073 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1074 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1075 * Add env hostname information
1076 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1077 * lttng_statedump_process_state for each PID NS
1078 * Support the hostname context
1079 * Fix: statedump namespaced pid, tid and ppid
1080 * Fix: statedump: disable vm maps enumeration
1081 * Fix: ensure userspace accesses are done with _inatomic
1082 * Fix: vppid context should test for current nsproxy
1083 * Add MIPS system call support
1084 * Change mode of lttng-syscalls-generate-headers.sh to 755
1085 * cleanup: fix typo in syscall instrumentation header
1086 * Cleanup: remove trailing whitespace in README
1087 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1088 * LTTng: probe-statedump: add #include <linux/sched.h>
1089 * fix: signal_generate event should print utf8 for comm field
1090 * Makes write operation a parameter for tp_memcpy macro
1091 * Add coding style document
1092 * Update instrumentation/events README file
1093 * Add makefile target for preprocessor
1094 * Fix: free_event_id check should compare unsigned int with -1U
1095 * Use unsigned long type for events discarded counter
1096 * Fix: update signal instrumentation for 3.4 kernel
1097 * LTTng Modules ARM syscall instrumentation
1098 * Fix: generate header missing echo -e for escape chars
1099 * Fix: add missing uaccess.h include (for ARM)
1100 * README: Document that CONFIG_MODULES is required
1102 * Fix: document required and optional kernel config options in README
1104 2012-03-29 LTTng modules 2.0.1
1105 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1107 2012-03-20 LTTng modules 2.0.0
1108 * First STABLE version
1111 2012-03-20 LTTng modules 2.0.0-rc4
1112 * Update README and add version name place-holder
1114 2012-03-16 LTTng modules 2.0.0-rc3
1115 * Fix clock offset 32-bit multiplication overflow
1116 * Fix : wrong assign of fd in state dump
1117 * License cleanup, ifdef namespace cleanup
1118 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1120 2012-03-02 LTTng modules 2.0.0-rc2
1121 * Fix: dmesg printout should not print metadata warnings
1122 * Fix: use transport name as channel name
1123 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1125 2012-02-20 LTTng modules 2.0.0-rc1
1126 * Standardize version across toolchain
1127 * statedump: Use old macro name for kernel 2.6.38
1129 2012-02-16 LTTng modules 2.0-pre15
1130 * Add timer instrumentation
1131 * fix: need to undef mainline define
1132 * fix: Include signal.h instead of irq.h for prototype match check
1133 * Add signal instrumentation
1135 2012-02-16 LTTng modules 2.0-pre14
1136 * syscall tracing: sys_getcpu
1137 * Add sys_clone x86 instrumentation
1138 * statedump: fix include circular dep
1139 * Implement state dump
1141 2012-02-09 LTTng modules 2.0-pre13
1143 * environment: write sysname, release, version, domain to metadata
1144 * Allow open /proc/lttng for read & write
1146 2012-02-02 LTTng modules 2.0-pre12
1147 * Add x86 32/64 execve syscall instrumentation override
1148 * Remove unused defines
1149 * Add padding to ABI
1150 * Use LTTNG_KERNEL_SYM_NAME_LEN
1151 * Update version to 1.9.9
1152 * Add missing double-quotes to clock uuid
1153 * clock: read bootid as clock monotonic ID
1156 * clock: output clock description in metadata
1157 * Properly fix the timekeeping overflow detection
1159 * rename lib-ring-buffer to lttng-lib-ring-buffer
1161 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1164 * Remove debugfs file (keep only proc file)
1165 * Rename lttng-debugfs-abi files to lttng-abi
1167 2011-12-13 LTTng modules 2.0-pre11
1168 * Fix OOPS caused by reference of config pointer
1169 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1170 * lttng lib: ring buffer move null pointer check to open
1171 * lttng lib: ring buffer remove duplicate null pointer
1172 * lttng lib: ring buffer: remove stale null-pointer
1173 * lttng wrapper: add missing include to kallsyms wrapper
1174 * lttng: cleanup one-bit signed bitfields
1176 * Update symbol name length max size to 256
1177 * Fix last modifications to string_from_user operations
1178 * Document that depmod needs to be executed by hand
1179 * Fix strlen_user fault space reservation
1180 * Fix tp_copy_string_from_user handling of faults
1181 * Disable block layer tracing support for kernels < 2.6.38
1182 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1183 * Update trace clock warning to match the current development plan
1184 * ringbuffer: make ring buffer printk less verbose
1185 * Makefile: do not run depmod manually
1187 2011-09-30 LTTng modules 2.0-pre10
1188 * x86-32: override sys_mmap syscall instrumentation
1191 2011-09-29 LTTng modules 2.0-pre9
1192 * x86 32 syscalls: fix !CONFIG_UID16
1193 * Use __string_from_user
1194 * Add __string_from_user
1195 * Rename "comm" context to "procname"
1196 * Fetch "type" name field for mount syscall
1197 * Create common override file for all architectures
1198 * Shrink stack size usage
1199 * Cleanup: remove unused lttng-compat-syscalls.c file
1200 * Support detailed compat syscalls on x86_64
1202 * Add disabled compat syscalls detail (work in progress)
1203 * Add config compat support for detailed x86_32 syscalls
1204 * Handle newer 3.1+ perf API
1205 * Add dummy x86-32 override headers
1206 * Bind x86-32 syscall headers
1207 * Add x86-32 syscall headers
1208 * Add check for KALLSYMS_ALL in syscall extraction script
1209 * Automate string extraction for syscalls
1210 * Automate syscall filename/pathname extraction
1211 * Add exit to ring_buffer_frontend so module is unloadable
1212 * Add sys_open filename (x86_64)
1213 * Add missing memcpy callback
1214 * copy_from_user and memset
1215 * Add missing alignment after header write
1216 * lib ring buffer: add frontend init as module_init
1217 * lib ring buffer frontend: add missing lock initialization
1218 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1219 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1220 * Create override for sys_mmap
1221 * Rename syscalls -> syscall in LTTng ABI
1222 * Use different event name for compat syscalls
1223 * Allow trace syscall table override
1224 * Add dummy override files
1225 * syscall detail: add override capability
1226 * Add pointer pretty-print heuristics
1228 * Rename sys exit errno into ret
1229 * Enable detailed syscalls only for native x86_64
1230 * Use "unknown" for compat syscalls
1231 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1234 * Only enable detailed syscalls for x86_64 for now
1235 * Merge unknown syscall method with extended detail method
1236 * Add underscore prefix before event names
1237 * Add syscalls pointers detailed syscall tracing
1238 * Use perl for regexp
1239 * Support generation of syscall probes for those with pointers
1240 * Support detailed syscalls with 0 arguments
1241 * detailed syscall tracing (work in progress)
1242 * Expose /proc/lttng file
1243 * Implement detailed syscall event probe
1244 * Disable perf build for < 2.6.33 kernels
1245 * Syscall detail mode: generate syscall table
1246 * block instrumentation: write cmd as hex sequence
1247 * lttng-events TRACE_EVENT generator cleanup
1248 * block layer instrumentation: fix cmd field
1249 * Remove 0 args syscalls for now from type-aware syscall cb generator
1250 * Generate trace syscall table macros
1251 * Put syscall tracing without arg types back in place
1252 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1253 * lttng events probes: don't clash with "ctx" variable name
1254 * lib ring buffer must take private pointer copy before decrementing refcount
1256 2011-08-16 LTTng modules 2.0-pre8
1257 * Fix metadata buffer wait/wakeup
1259 2011-08-12 LTTng modules 2.0-pre7
1260 * Add missing module refcount to lttng_tracepoint_list_fops
1261 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob