1 2021-02-17 (Random Act of Kindness Day) LTTng modules 2.12.5
2 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
3 * fix: missing include for 'task_struct' in fdtable.h
4 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
5 * Fix: do not use bdi_unknown_name symbol
6 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
7 * Fix: writeback: out-of-bound reads
8 * fix: Add one digit to RHEL major release version
9 * fix: Add one digit to SLES minor release version
10 * fix: RT_PATCH_VERSION is close to overflow
11 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
12 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
13 * fix: sublevel version overflow in LINUX_VERSION_CODE
14 * Namespace kernel version macros
15 * aarch64: blacklist gcc prior to 5.1
16 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
17 * fix: block: merge struct block_device and struct hd_struct (v5.11)
18 * fix: kprobes: Remove kretprobe hash (v5.11)
19 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
20 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
21 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
22 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
24 2021-01-11 (National Clean Off Your Desk Day) LTTng modules 2.12.4
25 * fix: adjust version range for trace_find_free_extent()
26 * Improve the release script
27 * Add release maintainer script
28 * fix: statedump: undefined symbols caused by incorrect patch backport
29 * fix: include order for older kernels
30 * fix: tracepoint: Optimize using static_call() (v5.10)
31 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
32 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
33 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
34 * fix: ext4: fast commit recovery path (v5.10)
35 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
36 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
37 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
38 * Fix: ressource leak in id tracker
39 * fix: strncpy equals destination size warning
41 2020-10-05 (National Get Funky Day) LTTng modules 2.12.3
42 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
43 * fix: backport 'Add 'kernel_read' wrapper for kernels < v4.14'
44 * Add 'kernel_read' wrapper for kernels < v4.14
45 * fix: Use 'kernel_read' to read from procfs
46 * fix: don't allow userspace copy to read kernel memory
47 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
48 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
49 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
50 * Fix: system call filter table
51 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
52 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
53 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
54 * fix: removal of [smp_]read_barrier_depends (v5.9)
55 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
56 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
57 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
58 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
59 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
61 2020-08-04 (National Chocolate Chip Cookie Day) LTTng modules 2.12.2
62 * Fix: Lock metadata cache on session destroy
63 * Fix: metadata stream leak, missing list removal and locking
64 * Fix: coherent state not changed atomically with metadata written
65 * fix: include module.h for EXPORT_SYMBOL_GPL
66 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
67 * fix: version range for overflow_callback
68 * fix: global_dirty_limit was introduced in v3.1
69 * fix: wrapper_uprobe_unregister is a void function
70 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
71 * fix: vmalloc on v5.8 without KALLSYMS
72 * Detect missing symbols used with kallsyms_lookup at compile time
73 * Use exported symbol bdevname() instead of disk_name()
74 * Add git-review config
75 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
76 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
77 * fix: block: remove the error argument to the block_bio_complete (v5.8)
78 * fix: pipe_buf_operations rework (v5.8)
80 2020-06-02 (National Leave the Office Early Day (or Simply Stay Home ?) LTTng modules 2.12.1
81 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
82 * fix: vmalloc_sync_mappings was backported to v5.5.12
83 * Update: Additional kernel ranges for vmalloc_sync_mappings
84 * Update: Use vmalloc_sync_mappings for stable kernels
85 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
86 * fix: add missing guid_t type to wrapper
87 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
88 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
89 * Unbreak LTTng for kernel 5.7
90 * Move lttng wrappers into own module
91 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
92 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
93 * instrumentation: update mm_vmscan for kernel >= 5.7.0
95 2020-04-08 (The Day After National Beer Day) LTTng modules 2.12.0
96 * fix: uaccess wrapper for CentOS >= 4.18.0-147
97 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
98 * fix: signal instrumentation for CentOS >= 4.18.0-147
99 * fix: kvm instrumentation for CentOS >= 4.18.0-147
100 * fix: rcu instrumentation for CentOS >= 4.18.0-80
101 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
103 2020-03-27 (International Stay At Home Month) LTTng modules 2.12.0-rc3
104 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
105 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
106 * statedump: introduce file_table_address
107 * Remove lttng-ftrace integration
108 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
109 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
110 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
112 2020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.12.0-rc2
113 * Fix: lttng-events.c: variable may be used uninitialized
114 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
115 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
116 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
117 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
118 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
119 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
120 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
121 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
122 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
123 * fix: use timespec64 on kernels that have it
124 * fix: move lttng_close_on_exec to proper wrapper
125 * fix: 'struct timex' removed upstream (v5.6)
126 * Fix: statedump: consistently check task_cred_xxx() return value for NULL
127 * Fix: statedump: check task_active_pid_ns return value for NULL
128 * sched: Make the sched_switch task state an enum
129 * block: Make the rwbs field as a bit field enum
131 2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
132 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
134 * Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
135 * fix: use user ns wrapper code in new id trackers
136 * fix: function prototype in wrapper/mm.h
137 * ID tracker: implement vpid/uid/vuid/gid/vgid trackers
138 * lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
139 * lttng-clear: stop tracing required
140 * sunrpc: introduce lttng_get_clid helper
141 * Fix: sunrpc: use signed integer for client id
142 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
143 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
144 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
145 * fix: btrfs: tracepoints: constify all pointers (v5.5)
146 * fix: btrfs block group struct refactor (v5.5)
147 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
148 * Update .gitignore from upstream
149 * Add missing include for kernels between 3.8 and 3.15
150 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
151 * net: Add entry/exit tracepoints for all receive paths
152 * statedump: Add thread ID (tid) to interrupt
153 * metadata: Add the product uuid to the 'env' section
154 * Cleanup: statedump process state event pid namespace fields
155 * Add namespaces statedump
156 * Add uid/gid contexts
157 * Add namespace contexts
158 * README.md: Document LTTNG_TRACEPOINT_EVENT
159 * README.md: cleanup formatting for bullet lists
160 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
161 * Cleanup: Silence gcc fall-through warning
162 * Fix: update sched prev_state instrumentation for upstream kernel
163 * Fix: gcc-9.1 stack frame size warning
164 * Implement ring buffer clear
165 * Make bitfield.h C++-friendly
166 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
167 * Add metadata env fields
168 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
169 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
170 * Fix: missing define when not building with gcc
171 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
172 * Fix: Don't print ring-buffer's records count when it is not used
173 * Fix: do not set quiescent state on channel destroy
174 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
175 * Introduce callstack stackwalk implementation header
176 * Prepare callstack common code for stackwalk
177 * Introduce callstack legacy implementation header
178 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
179 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
180 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
181 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
182 * fix: timer/trace: Improve timer tracing (v5.2)
183 * Cleanup: bitfields: streamline use of underscores
184 * Silence compiler "always false comparison" warning
185 * Fix: bitfield: shift undefined/implementation defined behaviors
186 * Fix: timestamp_end field should include all events within sub-buffer
187 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
188 * lttng abi documentation: clarify getter usage requirements
189 * Fix: don't access packet header for stream_id and stream_instance_id getters
190 * Fix: atomic_long_add_unless() returns a boolean
191 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
192 * Fix: pipe: stop using ->can_merge (v5.1)
193 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
194 * Fix: mm: create the new vm_fault_t type (v5.1)
195 * Fix: extra-version-git.sh redirect stderr to /dev/null
196 * Move timekeeping blacklisting to a header file
197 * Blacklist: kprobe for arm
198 * Cleanup: tp mempool: Remove logically dead code
199 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
200 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
201 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
202 * Fix: Remove 'type' argument from access_ok() function (v5.0)
203 * Fix: timer instrumentation for RHEL 7.6
204 * Add missing SPDX license identifiers to uprobes
205 * Drop support for kernels < 3.0 from Makefiles
206 * Drop support for kernels < 3.0 from writeback instrumentation
207 * Drop support for kernels < 3.0 from workqueue instrumentation
208 * Drop support for kernels < 3.0 from skb instrumentation
209 * Drop support for kernels < 3.0 from scsi instrumentation
210 * Drop support for kernels < 3.0 from sched instrumentation
211 * Drop support for kernels < 3.0 from power instrumentation
212 * Drop support for kernels < 3.0 from net instrumentation
213 * Drop support for kernels < 3.0 from module instrumentation
214 * Drop support for kernels < 3.0 from mm_vmscan instrumentation
215 * Drop support for kernels < 3.0 from lock instrumentation
216 * Drop support for kernels < 3.0 from kvm instrumentation
217 * Drop support for kernels < 3.0 from kmem instrumentation
218 * Drop support for kernels < 3.0 from jbd2 instrumentation
219 * Drop support for kernels < 3.0 from irq instrumentation
220 * Drop support for kernels < 3.0 from ext4 instrumentation
221 * Drop support for kernels < 3.0 from block instrumentation
222 * Drop support for kernels < 3.0 from lttng-statedump-impl.c
223 * Drop support for kernels < 3.0 from lttng-kernel-version.h
224 * Drop support for kernels < 3.0 from lttng-events.h
225 * Drop support for kernels < 3.0 from lib
226 * Drop spinlock.h wrapper
227 * Drop kstrtox.h wrapper
228 * Drop uuid.h wrapper
229 * Drop vzalloc.h wrapper
230 * Drop support for kernels < 3.0 from tracepoint.h wrapper
231 * Drop support for kernels < 3.0 from perf.h wrapper
232 * Drop support for kernels < 3.0 from atomic.h wrapper
233 * Drop compat patches for kernels < 2.6.36
234 * Bump minimum kernel version to 3.0
235 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
236 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
237 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
238 * statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
239 * CPU topology statedump on x86
240 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
241 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
242 * Fix: adapt to kernel relative references
243 * Fix: sync event enablers before choosing header type
244 * Fix: implicit declarations caused by buffer size checks.
245 * Prevent allocation of buffers if exceeding available memory
246 * Fix: btrfs instrumentation namespacing
247 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
248 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
249 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
250 * Fix: access migrate_disable field directly
251 * Fix: out of memory error handling
252 * Fix: uprobes: missing break in lttng_event_ioctl()
253 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
254 * Fix: instruction pointer has different names across arch
255 * Fix: build failures when CONFIG_UPROBES is absent
256 * uprobe: Support multiple call sites for the same uprobe event
257 * uprobe: Receive file descriptor from session instead of path to file
258 * uprobe: Mark uprobe event as registered
259 * Add uprobes support
260 * Fix: adjust SLE version ranges to build with SP2 and SP3
261 * Fix: Allow alphanumeric characters in SLE version
262 * Fix: Adjust range for SuSE 4.4.103-92 kernels
263 * Cleanup: move to kernel style SPDX license identifiers
264 * Cleanup: move scripts to subdirectory
265 * Cleanup: modinfo keys
266 * Add extra version information framework
267 * Revert "Add btrfs file item tracepoints"
268 * Fix: btrfs: Remove unnecessary fs_info parameter
269 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
270 * Fix: asoc: Remove snd_soc_cache_sync() implementation
271 * Fix: asoc: fix printing jack name
272 * Fix: asoc: Consolidate path trace events
273 * Fix: ASoC level IO tracing removed upstream
274 * Enable userspace callstack contexts only on x86
275 * Prevent re-entrancy in callstack-user context
276 * Callstack context: bump number of entries to 128
277 * Fix: callstack context alignment calculation
278 * Cleanup callstack context
279 * Fix callstack context: write empty sequence if no stack trace
280 * Fix: callstack context: false-sharing, bad memory size allocation
281 * callstack context: use delimiter when stack is incomplete
282 * Cleanup callstack context
283 * Add kernel and user callstack contexts
284 * Assign CPU id before saving the context size
285 * Define max nesting count constant
286 * Compute variable sized context length
287 * Pass arguments for context size computation
289 * Update delayed ref tracepoints for v3.12
290 * Add btrfs file item tracepoints
291 * Add btrfs tracepoint for em's EEXIST case
292 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
293 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
294 * Fix: lttng filter validator ERANGE error handling
295 * Fix: filter interpreter: use LTTNG_SIZE_MAX
296 * Filter: add FILTER_OP_RETURN_S64 instruction
297 * Perform bitwise ops on unsigned types
298 * Filter: catch shift undefined behavior
299 * Filter: add lshift, rshift, bit not ops
300 * Filter: index array, sequences, implement bitwise binary operators
301 * Fix: pid tracker should track "pgid" for noargs probes
302 * lttng-tp-mempool: perform node-local allocation
303 * Fix: update RCU instrumentation for 4.17
304 * Fix: sunrpc instrumentation for 4.17
305 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
306 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
307 * Update: kvm instrumentation for ubuntu 4.13.0-38
308 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
309 * Fix: btrfs instrumentation namespacing
310 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
311 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
312 * Fix: update kvm instrumentation for 4.1.50+
313 * Use the memory pool instead of kmalloc
314 * Create a memory pool for temporary tracepoint probes storage
315 * Fix: use proper pid_ns in the process statedump
316 * Fix: add variable quoting to shell scripts
317 * Update: kvm instrumentation for fedora 4.14.13-300
318 * Fix: Add Fedora version macros
319 * Add preemptirq instrumentation
320 * Clean-up: fix stale #endif comments
321 * Command to dump the metadata cache again
322 * Add a new /dev/lttng-logger interface
323 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
324 * Fix: update block instrumentation for SuSE 4.4.114-92
325 * Fix: update rcu instrumentation for v4.16
326 * Fix: update vmscan instrumentation for v4.16
327 * Fix: update timer instrumentation on 4.16 and 4.14-rt
328 * Update kvm instrumentation for debian kernel 4.14.0-3
329 * Fix: network instrumentation protocol enum
330 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
331 * Fix: update block instrumentation for SuSE 4.4.73-5
332 * Fix: global_dirty_limit for kernel v4.2 and up
333 * Fix: network instrumentation handling of corrupted TCP headers
334 * Fix: add missing uaccess.h include from kstrtox.h wrapper
335 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
336 * Fix: btrfs_delayed_ref_head was unwired since v3.12
337 * Update kvm instrumentation for debian kernel 4.9.65-3
338 * Fix: debian kernel version parsing
339 * Fix: block instrumentation 4.14+ NULL pointer dereference
340 * Update: kvm instrumentation for 3.16.52 and 3.2.97
341 * Fix: kvm instrumentation for 4.15
342 * Update sock instrumentation for 4.15
343 * Update kvm instrumentation for 4.15
344 * Fix: ACCESS_ONCE() removed in kernel 4.15
345 * Fix: sched instrumentation on stable RT kernels
346 * timer API transition for kernel 4.15
347 * Fix: Don't nest get online cpus
348 * Fix: lttng_channel_syscall_mask() bool use in bitfield
349 * Fix: update kmem instrumentation for kernel 4.15
350 * Fix: lttng_kvmalloc helper NULL pointer OOPS
352 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
353 * Fix: uprobes: missing break in lttng_event_ioctl()
354 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
355 * Fix: instruction pointer has different names across arch
356 * Fix: build failures when CONFIG_UPROBES is absent
357 * uprobe: Support multiple call sites for the same uprobe event
358 * uprobe: Receive file descriptor from session instead of path to file
359 * uprobe: Mark uprobe event as registered
360 * Add uprobes support
361 * Fix: adjust SLE version ranges to build with SP2 and SP3
362 * Fix: Allow alphanumeric characters in SLE version
363 * Fix: Adjust range for SuSE 4.4.103-92 kernels
364 * Cleanup: move to kernel style SPDX license identifiers
365 * Cleanup: move scripts to subdirectory
366 * Cleanup: modinfo keys
367 * Add extra version information framework
368 * Revert "Add btrfs file item tracepoints"
369 * Fix: btrfs: Remove unnecessary fs_info parameter
370 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
371 * Fix: asoc: Remove snd_soc_cache_sync() implementation
372 * Fix: asoc: fix printing jack name
373 * Fix: asoc: Consolidate path trace events
374 * Fix: ASoC level IO tracing removed upstream
375 * Enable userspace callstack contexts only on x86
376 * Prevent re-entrancy in callstack-user context
377 * Callstack context: bump number of entries to 128
378 * Fix: callstack context alignment calculation
379 * Cleanup callstack context
380 * Fix callstack context: write empty sequence if no stack trace
381 * Fix: callstack context: false-sharing, bad memory size allocation
382 * callstack context: use delimiter when stack is incomplete
383 * Cleanup callstack context
384 * Add kernel and user callstack contexts
385 * Assign CPU id before saving the context size
386 * Define max nesting count constant
387 * Compute variable sized context length
388 * Pass arguments for context size computation
390 * Update delayed ref tracepoints for v3.12
391 * Add btrfs file item tracepoints
392 * Add btrfs tracepoint for em's EEXIST case
393 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
394 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
395 * Fix: lttng filter validator ERANGE error handling
396 * Fix: filter interpreter: use LTTNG_SIZE_MAX
397 * Filter: add FILTER_OP_RETURN_S64 instruction
398 * Perform bitwise ops on unsigned types
399 * Filter: catch shift undefined behavior
400 * Filter: add lshift, rshift, bit not ops
401 * Filter: index array, sequences, implement bitwise binary operators
402 * Fix: pid tracker should track "pgid" for noargs probes
403 * lttng-tp-mempool: perform node-local allocation
404 * Fix: update RCU instrumentation for 4.17
405 * Fix: sunrpc instrumentation for 4.17
406 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
407 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
408 * Update: kvm instrumentation for ubuntu 4.13.0-38
409 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
410 * Fix: btrfs instrumentation namespacing
411 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
412 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
413 * Fix: update kvm instrumentation for 4.1.50+
414 * Use the memory pool instead of kmalloc
415 * Create a memory pool for temporary tracepoint probes storage
416 * Fix: use proper pid_ns in the process statedump
417 * Fix: add variable quoting to shell scripts
418 * Update: kvm instrumentation for fedora 4.14.13-300
419 * Fix: Add Fedora version macros
420 * Add preemptirq instrumentation
421 * Clean-up: fix stale #endif comments
422 * Command to dump the metadata cache again
423 * Add a new /dev/lttng-logger interface
424 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
425 * Fix: update block instrumentation for SuSE 4.4.114-92
426 * Fix: update rcu instrumentation for v4.16
427 * Fix: update vmscan instrumentation for v4.16
428 * Fix: update timer instrumentation on 4.16 and 4.14-rt
429 * Update kvm instrumentation for debian kernel 4.14.0-3
430 * Fix: network instrumentation protocol enum
431 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
432 * Fix: update block instrumentation for SuSE 4.4.73-5
433 * Fix: global_dirty_limit for kernel v4.2 and up
434 * Fix: network instrumentation handling of corrupted TCP headers
435 * Fix: add missing uaccess.h include from kstrtox.h wrapper
436 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
437 * Fix: btrfs_delayed_ref_head was unwired since v3.12
438 * Update kvm instrumentation for debian kernel 4.9.65-3
439 * Fix: debian kernel version parsing
440 * Fix: block instrumentation 4.14+ NULL pointer dereference
441 * Update: kvm instrumentation for 3.16.52 and 3.2.97
442 * Fix: kvm instrumentation for 4.15
443 * Update sock instrumentation for 4.15
444 * Update kvm instrumentation for 4.15
445 * Fix: ACCESS_ONCE() removed in kernel 4.15
446 * Fix: sched instrumentation on stable RT kernels
447 * timer API transition for kernel 4.15
448 * Fix: Don't nest get online cpus
449 * Fix: lttng_channel_syscall_mask() bool use in bitfield
450 * Fix: update kmem instrumentation for kernel 4.15
451 * Fix: lttng_kvmalloc helper NULL pointer OOPS
452 * Update version to 2.11.0-pre
453 * Fix: lttng-logger get_user_pages_fast error handling
454 * Fix: update block instrumentation for 4.14 kernel
455 * Revert "Fix: update block instrumentation for kernel 4.14"
456 * Fix: version check error in btrfs instrumentation
457 * Fix: update btrfs instrumentation for kernel 4.14
458 * Fix: update writeback instrumentation for kernel 4.14
459 * Fix: update block instrumentation for kernel 4.14
460 * Fix: vmalloc wrapper on kernel < 2.6.38
461 * Fix: vmalloc wrapper on kernel >= 4.12
462 * Add kmalloc failover to vmalloc
463 * Fix: mmap: caches aliased on virtual addresses
464 * Fix: update ext4 instrumentation for kernel 4.13
465 * Fix: Sleeping function called from invalid context
466 * Fix: sched for v4.11.5-rt1
467 * Make vim users life easier
468 * Rename Makefile.ABI.workarounds to Kbuild.common
469 * Fix: handle missing ftrace header on v4.12
470 * Fix: pid tracker should track "pgid"
471 * Cleanup: typo in lttng pid tracker
472 * Fix: Build ftrace probe on kernels prior to 4.12
473 * Fix: update ftrace probe for kernel 4.12
474 * Fix: update block instrumentation for kernel 4.12
475 * Calculate context length outside of retry loop
476 * Fix: Add support for 4.9.27-rt18 kernel
477 * Fix: update btrfs instrumentation for kernel 4.12
478 * Fix: update ringbuffer for kernel 4.12
479 * Fix: update sched instrumentation for kernel 4.12
480 * Fix: ext3 was completely removed from the kernel in v4.3
481 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
482 * Fix: add "flush empty" ioctl for stream intersection
483 * Revert "Fix: flush empty packets on snapshot channel"
484 * Revert "Fix: don't perform extra flush on metadata channel"
486 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
487 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
488 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
489 * Fix: Always build vmscan probe
490 * Cleanup: formatting in strutils_star_glob_match explanation
491 * Fix: introduce LTTNG_SIZE_MAX for older kernels
492 * Use SIZE_MAX instead of -1ULL for size_t parameter
493 * filter: use SIZE_MAX for size_t
494 * Fix: out of bound array access in filter code
495 * Add support for star globbing patterns in event names
496 * Filtering: add support for star-only globbing patterns
497 * Add string utilities
498 * lttng-abi.c: cleanup whitespaces
499 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
500 * Fix: kref changes for kernel 4.11
501 * Fix: atomic_add_unless() returns true/false rather than prior value
502 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
503 * Fix: update scsi instrumentation for kernel 4.11
504 * Fix: changes to the vm_op fault cb prototype in libringbuffer
505 * Fix: update btrfs instrumentation for kernel 4.11
506 * Fix: update mm_vmscan instrumentation for kernel 4.11
507 * Fix: section mismatch warning caused by __exit annotation
508 * socketpair: extend syscall socketpair tracing information
509 * Remove events/mainline unused headers
510 * update event README
511 * Fix: nmi-safe clock on 32-bit systems
512 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
513 * Fix: 4.10 hotplug adaptation backward compat
514 * Fix: 4.10 btrfs instrumentation update backward compat
515 * Update btrfs instrumentation for 4.10 kernel
516 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
517 * btrfs instrumentation: update to 4.10 kernel
518 * timer instrumentation: adapt to ktime_t without union
519 * Add load/unload messages to kernel log
520 * Update version to 2.10.0-pre
521 * Fix: asoc instrumentation for RHEL 7.3
522 * Fix: SCSI instrumentation for SLES12 SP2
523 * Add SUSE Linux Enterprise kernel version tests
524 * Filter code relicensing to MIT license
525 * Add task cpu in process statedump
526 * Performance: add missing unlikely in reserve
527 * Fix: preemptible and migratable context error handling
528 * Fix: bump stable kernel version ranges for clock work-around
530 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
531 * Fix: i2c: support kernels < 3.15
532 * Fix: show warning for broken clock work-around
533 * Bump minor ABI version
534 * Fix: work-around upstream Linux timekeeping bug
535 * Add support for i2c tracepoints
536 * Cleanup: makefile version checks with single "ge"
537 * Performance: special-case NULL in lttng_strlen_user_inatomic
538 * Fix: lttng_inline_memcpy does not take a __user argument
539 * Performance: implement lttng_inline_memcpy
540 * Performance: cache the backend pages pointer in context
541 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
542 * Performance: Only dereference commit index once
543 * Performance: Mark channel and buffer event disabled check unlikely
544 * Performance: Relax atomicity constraints for crash handling
545 * Performance: mark ring buffer do_copy callers always inline
546 * Performance: mark lib_ring_buffer_write always inline
547 * Kconfig: select TRACEPOINTS when built-in
548 * Performance: disable event counting by default
549 * Fix: handle large number of pages or subbuffers per buffer
550 * Fix: unregister cpu hotplug notifier on buffer alloc error
551 * Fix: sa_family is of type unsigned short
552 * Fix: check for sizeof sa_family to save sa_family in accept and connect
553 * Fix: use printk_once() for wrapper warning messages
554 * Fix: btrfs instrumentation for 4.8 kernel
555 * Fix: update mm_vmscan instrumentation for kernel 4.8
556 * Fix: napi instrumentation for 4.8 kernels
557 * Fix: update block instrumentation to compile on 4.8 kernels
558 * Cleanup: reuse code in accept() and accept4() instrumentation
559 * Add x86-64 override for accept4 syscall
560 * Fix: timer wrapper: support kernels >= 4.8
561 * Performance: split check deliver fast/slow paths
562 * Fix: x86-64 accept instrumentation
563 * Fix: Add support for 4.6.4-rt8 kernel
564 * Fix: update scsi instrumentation for 4.7+ kernels
565 * Fix: Use fs_initcall instead of rootfs_initcall
566 * Fix: Add kernel configuration for lttng clock plugin
567 * Fix: the clock plugin must be initiated before first use of the clock
568 * Fix: tests/Kbuild for older kernels
569 * Cleanup: __dynamic_len_idx set but not used warning
570 * Cleanup: coding style and comments of net.h
571 * net: Add TCP header data to net_* tracepoints
572 * net: Add IPv4/IPv6 header data to net_* tracepoints
573 * Fix: endianness for the container type of enum
574 * enumeration autoincrement: use if/else logic
575 * Cleanup trailing whitespaces
576 * lttng-test probe: test ctf_enum_auto()
577 * Add ctf_enum_auto() for autoincrementing enumeration values
578 * Implement session statedump command
579 * Fix: annotate bytecode interpreter for kernel stack validator
580 * Update version to 2.9.0-pre
581 * Fix: ring buffer: honor switch parameter type in remote switch
582 * Fix: only flush non-metadata channels
583 * Fix: don't perform extra flush on metadata channel
584 * select, poll and epoll_wait overrides on ARM 32-bit
585 * Fix: flush empty packets on snapshot channel
586 * Fix: do not generate packet at destroy after stop
587 * Fix: compat ioctl for flush/get metadata version
588 * Fix: ctf_string() should handle NULL pointers
589 * Fix: portability: no arith on void pointer
590 * Fix: add missing tests/Kbuild
591 * Test clock override plugin
592 * Fix: add modules target to base Makefile
593 * Fix: make clean does not include dot-config
594 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
595 * Documentation: document that CONFIG_MODULES not required when builtin
596 * Fix: add missing errno include in random wrapper
597 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
598 * Fix: copy_from_user size when limited allocation
599 * Extract the payload of epoll_wait/epoll_pwait
600 * Extract the payload for epoll_ctl
601 * Extract the FDs and flags from poll and ppoll
602 * Extract the FD sets in select and pselect6
603 * Add ctf_integer_bitfield_type
604 * Implement enumeration type
605 * Implement custom field support
606 * Implement variant type
607 * Implement shadow stack for dynamic len
608 * libringbuffer: implement event too big API
609 * Implement structure, compound array/sequence types
610 * Fix: integer endianness metadata generation
611 * Fix: endianness of integers received by filter
612 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
613 * Fix: RHEL kernel 3.10.0-327.13.1 compat
614 * Fix: ctf_user_integer should not trigger page fault
615 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
616 * Add comment describing ioctl number duplication
617 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
618 * Fix: Remove dead code from filter interpreter
619 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
620 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
621 * Fix: use of uninitialized ret value in lttng_abi_create_event
622 * Fix: kmem instrumentation: remove unused gfpflags.h include
623 * Fix: 4.6 kernel: use in_compat_syscall
624 * Fix: use BUG_ON instead of accessing array subscript above array bounds
625 * Fix: Add granularity to RHEL kernel version checks
627 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
628 * Bump minor tracer ABI version
629 * Fix: build against out-of-tree kernel build
630 * probes/Kbuild: remove upper level header path
631 * Move leftover relative include paths to system paths
632 * syscall instrumentation: use system headers
633 * tracepoint event instrumentation: use system headers
634 * Use system include path in wrappers
635 * libs: use system include paths
636 * Use system header paths in core implementation files
637 * Use system include paths in root directory headers
638 * Use system include paths in probes
640 * Use system include paths in lttng-types.h
641 * Use system include paths in lttng-tracepoint-event-impl.h
642 * Use system include path in probes/define_trace.h
643 * Use system include paths in probes/lttng-tracepoint-event-impl.h
644 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
645 * Add makefile directory to include path
646 * Fix: event ctx get size should be after chan ctx
647 * Fix: filter interpreter with userspace strings
648 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
649 * Fix: format address fields as hexadecimal
650 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
651 * Fix: system call instrumentation overrides
652 * Fix: page_alloc wrapper incorrect parenthesis
653 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
654 * Fix: add struct user_msghdr forward declaration for older kernels
655 * Cleanup: Remove unused lttng-types module
656 * Fix: add missing versions and init call for page_alloc wrapper
657 * Fix: Define lttng-tracer metadata only once
658 * Fix: Add CONFIG_LTTNG to modules_install target
659 * Fix: Use kbuild env instead of a custom var KERNELDIR
660 * Update clock offset comment
661 * clock offset: print negative value in metadata
662 * Fix: handle negative clock offset
663 * Fix: sched instrumentation for 4.1-rt11
664 * Add RT patch version macros
665 * Expect filter context identifiers starting with $ctx.
666 * ARM64: wire up compat system calls
667 * Add support for arm64 syscalls
668 * Fix: Ubuntu kernel range for block_rq_complete
669 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
670 * Fix: update vmscan instrumentation for kernel 4.5
671 * Fix: check reference counts for overflow
672 * Fix: RHEL 7.2 scsi instrumentation
673 * Fix: RHEL 7.2 kvm instrumentation
674 * Kconfig: describe both module and in-kernel compilation options
675 * Add comments and indentation to Makefile
676 * Add support for built-in kernel build
677 * Rename sub makefiles to Kbuild
678 * Cleanup sub makefiles
679 * Make goals configurable with CONFIG_LTTNG
680 * Fix: Use generic raw_irqs_disabled_flags
681 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
682 * Fix: update sched instrumentation for kernel 4.4.0
683 * Bump version number for development branch
684 * Fix: interruptible context: reversed logic
685 * Contexts for RT debugging
686 * Fix: instrumentation: v4lv2 missing include
687 * Fix: header size larger than 256 bytes
688 * Instrument x86 page faults
689 * Fix: irq_vectors TRACE_SYSTEM name
690 * Instrument x86_irq_vectors
691 * Fix: tracepoint listing misses last loaded probe
692 * Fix: lttng trace-clock needs to disable preemption
693 * Tracepoint event: add "TP_code_post()"
694 * Implement array and sequence bitfields
695 * Fix: kmem: add mm.h include
696 * Add page frame number (pfn) to kmem page events
697 * Use pfn rather than struct page in ring buffer array
698 * Implement clock plugin support
699 * Command to regenerate the metadata of a session
700 * Fix: writeback instrumentation update for 4.3 Linux kernel
701 * Fix: update sched wakeup instrumentation for 4.3 kernel
702 * Fix: lttng-test build failure for kernels < 3.0
703 * Use 3.18 syscall instrumentation for MIPS32
704 * Update the MIPS32 syscall instrumentation to 3.18
705 * Fix: Move pipe override to the arch specific pointers_override.h
706 * Implement lttng test module
707 * Cleanup: remove logically dead code
708 * Fix: filter validator use after free
709 * Fix: use after free in channel release
710 * Fix: non-enabler events should be disabled by default
711 * Fix: build failure on 2.6.36
712 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
713 * Fix: writeback instrumentation for 4.2 kernels
714 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
715 * Add stream instance id to the packet header
716 * Add a packet sequence number
717 * Fix: kmem probe with Ubuntu 3.13 kernels
718 * Fix: disable kvm probe if lapic.h isn't found
719 * Fix: timer instrumentation for 4.2 kernels
720 * Fix: ext4 instrumentation for 4.2 kernels
721 * Fix: kvm instrumentation for 4.2 kernels
722 * Fix: allow LTTng to be built within kernel tree
724 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
725 * Fix: Building the event list fails on fragmented memory
726 * Fix: use after free on metadata cache reallocation
727 * Fix: version checks for kernel 4.0
728 * Fix: Incorrect Ubuntu kernel patchlevel
729 * Fix: cpu-id context should use int type
730 * Implement cpu-id context
731 * Implement cpu_id context for filtering
732 * Fix: context printk mismatch on error
733 * Cleanup: misleading comment about deferrable timer
735 * Fix: Update kmem event for Ubuntu's 3.16 kernel
736 * Fix: RHEL 7.1 block instrumentation
737 * Fix: add RHEL version macros
738 * Fix: add missing parenthesis in ubuntu version check
739 * Fix: remove regmap instrumentation for kernels < 4.1
740 * Fix: Update kmem event for recent Ubuntu kernel
741 * Fix: missing statedump end event when block device listing available
742 * Fix: don't generate incorrect macros for debian/ubuntu version check
743 * Revert "Fix: build against Ubuntu kernels"
744 * Fix: build against Ubuntu kernels
745 * Add namespace info in sched_fork and statedump
746 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
747 * Fix: printk instrumentation: remove "condition" tracepoints
748 * Fix: regmap build against kernel 4.0 kernel headers
749 * Add mmu_valid_gen field to mmutrace events
750 * Fix: add missing x86 mmutrace kernel header include
751 * Fix: x86 mmutrace event extra field for kernels >= 3.11
752 * Fix: remove execute flag from kvm.h file
753 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
754 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
755 * Fix: 4.1-rc1 Linux build and regmap instrumentation
756 * Fix: don't clash with older Debian kernel versions
757 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
758 * Fix: discover Debian API
759 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
760 * Fix: atomic.h wrapper for kernels < 2.6.37
761 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
762 * Fix: add missing types.h include for older kernels
763 * Fix: add hlist lttng wrappers
764 * Fix: add struct file_handle forward declaration
765 * Fix: string length calculation reversed user vs kernel args
766 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
767 * Fix: add lttng rcu wrapper to allow tracing RCU
768 * Fix: double-unlock of session mutex
769 * Fix: check that class and instance prototype match
770 * Fix: lttng-events.h check function takes void
771 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
772 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
773 * Fix: Include utsrelease.h in lttng-kernel-version.h
774 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
775 * Fix: old kernels need module.h included before vermagic.h
776 * Fix: net instrumentation for kernels 2.6.39 and below
777 * Fix: version condition in makefile
778 * Implement wrapper around get_pfnblock_flags_mask
779 * Be more restrictive in provider name check
780 * Fix: net instrumentation namespacing
781 * Fix: compaction instrumentation namespacing
782 * Fix: Support 4.x kernel versions in Makefile
783 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
784 * Fix: add missing module.h include to lttng-probe-user.c
785 * Fix: use lttng hlist wrapper in wildcard and filter
786 * Fix: namespace asoc and kmem instrumentation
787 * Fix: update instrumentation after wildcard rebase
788 * Fix: lttng_abi_syscall_list does not need to be exported
789 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
790 * Remove now unused syscalls.h from lttng-modules
791 * Filter: start with enabler "disabled"
792 * Fix coverity warning about sizeof(void **) != sizeof(void *)
793 * Fix length type and text sequence base
794 * Fix: TP_FIELDS: add missing headers
795 * Migrate syscall instrumentation to TP_FIELDS
796 * Migrate tracepoint instrumentation to TP_FIELDS
797 * Implement filtering infrastructure
798 * syscall wildcards: apply syscall filtering
799 * Implement syscall wildcard support
800 * Implement tracepoint wildcard support
801 * Namespace all tracepoints
802 * Implement list.h wrapper for hlist in older kernels
803 * Implement listing of pid tracker content
804 * Implement PID tracking
805 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
806 * Fix: update writeback instrumentation for kernel 4.0+
807 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
808 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
809 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
810 * Fix: missing parenthesis in offset_align_floor
811 * Fix: implement time.h wrapper for FD_ISSET
812 * Fix: update sched instrumentation for 3.19+ kernels
813 * Fix: update rcu instrumentation for 3.19+ kernels
814 * Fix: update scsi instrumentation for 3.19+ kernels
815 * Fix: update module instrumentation for 3.19+ kernels
816 * Fix: Add f_dentry wrapper for 3.19+ kernels
817 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
818 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
819 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
820 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
821 * Conditional compilation introduced by lttng-modules commit
822 * Fix: compaction instrumentation update for 3.14.x stable kernels
823 * Fix: context alignment not properly handled
824 * Fix compilation on Linux kernel >= 3.18.0
825 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
827 2014-10-20 LTTng modules 2.6.0-rc1
828 * Expose lttng-modules ABI version ioctl
829 * Fix: syscall list ioctl number conflict
830 * lttng-modules: fix build for non-x86
831 * Fix: syscall listing of session
832 * Print build warning when writeback probe is disabled
833 * Add atomic.h wrapper for before/after atomic
834 * Fix compilation on Ubuntu 14.10
835 * Fix: export name as text array in writeback
836 * Cleanup: remove unused trace_clock_read32()
837 * Use 3.17 ktime_get_mono_fast_ns() new API
838 * Check for stale version.h files
839 * Fix: compile lttng_statedump_process_ns on Ubuntu
840 * Reverse version check logic in lttng_statedump_process_ns
841 * Fix block_rq_complete TP on Ubuntu kernel
842 * Introduce macros to check Ubuntu kernel version
843 * Sync writeback tracepoints from mainline
844 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
845 * Fix: hander negative get_syscall_nr return value
846 * Fix: statedump: close_on_exec flag backward compat
847 * Fix instrumentation of vmscan for older kernels
848 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
849 * Fix: syscall listing: handle "enable all syscall"
850 * Fix: don't allow disabling syscalls when none are enabled
851 * Fix: syscall: fail disable all if all already disabled
852 * Fix: syscall filtering: NULL pointer deref
853 * Cleanup: list syscall without syscall_entry prefix
854 * Fix: syscall_list_show NULL pointer deref
855 * implement syscall mask getter
856 * Cleanup: lttng-abi.h coding style
857 * syscall listing: show syscall ID
858 * Allow events with same name to be enabled for each channel
859 * ABI: use enable a syscall ABI field name
860 * Implement syscall listing
861 * Fix: tracepoint list anonymous file name
862 * Fix: syscall filtering: disable all syscalls
863 * syscall tracing: input/output parameter handling for all arch
864 * lttng-get-syscall-inout.sh depends on bash
865 * Fix generate syscall header script: add missing escape char
866 * syscall instrumentation: handle copy_from_user return value
867 * Rename LTTng syscall instrumentation macros
868 * Rename LTTng instrumentation macros
869 * Extract input/output arguments from accept and connect syscalls
870 * syscall: extract pipe and pipe2 output args
871 * Remove sys_ prefix from syscall names
872 * System call inout/output arg processing
873 * Update syscall inout table
874 * Add syscall inout table
875 * Extract syscall exit ret value on x86 32/64
876 * Extract system call exit return value
877 * Syscall filtering: apply to syscall exit
878 * System call filtering
879 * asoc.h: fix build with v3.17 kernel
880 * Fix: lttng-modules teardown NULL pointer OOPS
881 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
882 * Modernize README using Markdown
883 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
884 * Add cscope to gitignore
885 * Update kvm instrumentation: compile on 3.17-rc1
886 * Update statedump to 3.17 nsproxy locking
887 * Fix: noargs probes should calculate alignment and event length
888 * Update compaction instrumentation to 3.16 kernel
889 * Update vmscan instrumentation to 3.16 kernel
891 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
894 2014-06-27 LTTng modules 2.5.0-rc2
895 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
896 * Fix: statedump handle oom case, handle errors
897 * Fix: correct typo in kernel version number
898 * Fix: blktrace instrumentation for backported branches
899 * Fix: statedump block devices OOPS
901 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
902 * Add TID field to some block_* events
903 * Fix: refuse overwrite mode buffers with less than two subbuffers
904 * Fix: lttng modules system call generation script
905 * Dump FD flags and mode on state dump
906 * Fix: incorrect rwbs field type in block_bio_queue
907 * Fix: blktrace instrumentation for v3.2.58+ stable branch
908 * Fix: pass proper args when writing commit counter
909 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
910 * Fix: allow racy tracepoint string input from kernel and userspace
911 * Statedump event for block devices
912 * Fix: update v4l2 instrumentation to 3.15 kernel
913 * Fix: ext4 update instrumentation to 3.15 kernel
914 * Fix: update block instrumentation to 3.15 kernel
915 * Fix: module instrumentation: update to 3.15 kernel
916 * Adapt to 3.15 tracepoint API
917 * Kernel 3.15 don't define map unmap for pipe
918 * Fix: add missing module version in v4l2 probe
919 * Add V4L2 instrumentation
920 * Fix: rcu instrumentation: add const qualifier to char pointers
921 * Fix: add missing module version information
922 * Use kernel 3.13 syscall tables for MIPS32
923 * Add MIPS32 syscalls extracted from a 3.13 kernel
924 * Fix: block instrumentation: < 3.14 don't have bi_iter
925 * Fix: update btrfs instrumentation to kernel 3.14
926 * Fix: update block layer instrumentation to kernel 3.14
927 * Fix: remove __exit annotation
928 * Fix file permissions for lttng-statedump-impl.c
931 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
932 * Fix: load state dump even if work-around lookup fails
933 * Cleanup: fix comment
934 * Fix: correctly version kvm events to build against v3.0 kernel
935 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
937 2014-02-14 LTTng modules 2.4.0-rc4
938 * Fix: use after free in ring buffer clients
939 * Fix: Add statedump exit so module is not permanent
940 * Cleanup: move callback init to static initialization
941 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
943 2014-01-29 LTTng modules 2.4.0-rc3
944 * Fix: tracepoint event name mapping at unregister
945 * Fix: tracepoint name remapping
946 * Fix: enable event error path memory corruption
947 * Update kvm instrumentation to Linux 3.13
948 * Update sched instrumentation to Linux 3.13
949 * Fix: provide more precise error report for enable event
950 * Fix: quote event name in metadata
951 * Add version info to lttng-tracer.ko modinfo
953 2013-12-10 LTTng modules 2.4.0-rc2
954 * Fix: client_packet_header() uses wrong packet
955 * Cleanup: fix typo in ring buffer backend comment
956 * Fix: handle unknown event type parameter
957 * Fix: eliminate timestamp overlap between packets
958 * gcc blacklist: only apply when building with gcc
959 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
961 2013-11-15 LTTng modules 2.4.0-rc1
962 * Update ext4 instrumentation to Linux 3.12
963 * Update RCU instrumentation to Linux 3.12
964 * Update btrfs instrumentation to 3.12 kernel
965 * Update vmscan instrumentation to Linux 3.12
966 * update: kmem instrumentation 3.12 kernel support
967 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
968 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
969 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
970 * Add new tracepoint in KVM
971 * Blacklist kernels 3.10.13 and 3.11.2
972 * LTTng trace-clock: shrink kernel blacklist
973 * Metadata flush writes data from the cache
974 * Per-stream ioctl to get the current timestamp
975 * LTTng ringbuffer ABI calls for index generation
976 * Prepare LTTng override of ring buffer fops
977 * Blacklist Linux kernels 3.10+
979 2013-09-03 LTTng modules 2.3.0
980 * Fix: metadata stream should not reference session
981 * Fix: btrfs: support 3.11 Linux kernel
982 * statedump: remove KERN_DEBUG messages
983 * Fix: ext4: add missing tracepoints for 3.11 kernel
984 * Fix: ext4: Linux 3.11 support
985 * Fix: ext3: 3.11 Linux support
986 * Fix: statedump nsproxy 3.11 Linux support
988 2013-08-30 LTTng modules 2.3.0-rc2
989 * Fix: metadata lttng channel refcount
990 * README: lttng-modules incompatible with lttng 0.x patchset
992 2013-07-17 LTTng modules 2.3.0-rc1
993 * Fix: kvm x86 probes side-effect
994 * Fix: allow get/put subbuf in loop for metadata stream
995 * Add support for kvm x86 specific tracepoints
996 * Add mainline headers for kvm x86 tracepoints
997 * Remove old 3.0.4 x86-64 extracted syscall info
998 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
999 * Add syscalls extracted files from a 3.10-rc7 kernel
1000 * Improve documentation of the syscall extractor script
1001 * Fix: double length of __dynamic_len array
1002 * Fix printk instrumentation
1003 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
1004 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
1005 * Fix: SWITCH_FLUSH new sub-buffer checks
1006 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
1007 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
1008 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
1009 * Fix: handle writes of length 0
1010 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
1011 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
1012 * print warning and return -EBUSY on double get_subbuf()
1013 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
1014 * Fix: don't do 0 byte event reservation
1015 * Document that payload size need to be greater than 0
1016 * Fix build and load against linux-2.6.33.x
1017 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
1018 * Metadata cache and multiple metadata channels
1019 * fix block instrumentation probe signature mismatch for 3.9.x kernels
1020 * fix: block instrumentation: NULL pointer dereference
1021 * Update rcu instrumentation to 3.9.[0-4]
1022 * Fix CPU hotplug section mismatches
1023 * Add system calls definitions for powerpc-32
1024 * Remove bashism in lttng-syscalls-generate-headers.sh
1025 * Update ARM (32 bit) syscall tracepoints to 3.4
1027 2013-05-09 LTTng modules 2.2.0-rc2
1028 * Remove useless lttng_metadata probe
1029 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
1030 * Fix: 3.9.0 block layer instrumentation build
1031 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
1032 * Stop build if CONFIG_TRACEPOINTS is not set
1033 * Add comments to endifs.
1034 * Fix: remove ARM set_tls system call override
1035 * Cleanup: arm sys_mmap whitespace
1036 * Clean up using global_dirty_limit wrapper for writeback probe
1038 2013-03-29 LTTng modules 2.2.0-rc1
1040 * Fix: vmscan instrumentation build
1041 * writeback instrumentation: remove duplicated structures
1042 * block: update instrumentation to 3.9 rc kernel
1043 * rcu: update to 3.9 rc kernel instrumentation
1044 * workqueue instrumentation: remove duplicated structures
1045 * Rename odd event names
1046 * Introduce API to remap event names exposed by LTTng
1047 * lttng-module: sched.h: Fix compilation on 3.9 kernel
1048 * Fix Linux 3.8 btrfs probe warning
1049 * Fix Linux 3.8 ext4 probe support
1050 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
1051 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
1052 * instrumentation sched: add missing fork pid info
1053 * Fix check in lttng_strlen_user_inatomic
1054 * instrumentation: sync with Linux commit a1ce392
1055 * Fix: statedump: missing locking, use lttng_iterate_fd
1056 * Implement lttng_iterate_fd wrapper
1057 * Instrumentation cleanup: kmem events should print hex pointers
1058 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
1059 * Fix: statedump hang/too early completion due to logic error
1060 * Fix: statedump hang due to incorrect wait/wakeup use
1061 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
1062 * wrapper/perf.h: Fix kernel version condition
1063 * Add new kernel probes instrumentation
1064 * Update kernel probes to more detailed match to kernel versions
1065 * Fix possible kernel build errors with linux-patches
1066 * Add missing MIT license text to 3 files under this license
1067 * Update sites using kernel version checking macro to new range
1068 * Make upper bound of kernel version checking macro exclusive
1069 * sock instrumentation: fix fields to get referenced values
1070 * ext3 instrumentation: fix of assignment code conversion
1071 * sched instrumentation: rename "pid" fields in sched_process_exec
1072 * Remove remaining semicolons in TP_fast_assign blocks
1073 * Fix compilation for 3.0 kernels that are named 2.6.40
1074 * Fix compilation for 3.0 branch (>= 3.0.39)
1075 * Add kernel version checking macro
1076 * Remove semicolons in TP_fast_assign blocks
1077 * Add ifdefs to net probe to support Linux 2.6.39
1078 * Add kernel probes for supplementary subsystems
1079 * Check if interrupt action name is not null in statedump
1080 * Fix exec instrumentation: only for kernels 3.4.0 and higher
1081 * Add TRACE_EVENT(sched_process_exec) to sched.h
1082 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
1083 * Fix warning with 3.6.0 kernel
1084 * ABI with support for compat 32/64 bits
1085 * Perform calculation on bit size in 64-bit
1086 * Use uint64_t for packet header content size and packet size
1087 * Fix: compat layer only on supported architectures
1088 * Fix ring buffer 32/64 bits compat
1089 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
1090 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
1091 * Fix: statedump missing check for NULL namespace
1093 2012-09-10 LTTng modules 2.1.0-rc1
1094 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
1095 * Support for linux kernels 2.6.32 through 2.6.37
1096 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
1097 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
1098 * Add env hostname information
1099 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
1100 * lttng_statedump_process_state for each PID NS
1101 * Support the hostname context
1102 * Fix: statedump namespaced pid, tid and ppid
1103 * Fix: statedump: disable vm maps enumeration
1104 * Fix: ensure userspace accesses are done with _inatomic
1105 * Fix: vppid context should test for current nsproxy
1106 * Add MIPS system call support
1107 * Change mode of lttng-syscalls-generate-headers.sh to 755
1108 * cleanup: fix typo in syscall instrumentation header
1109 * Cleanup: remove trailing whitespace in README
1110 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
1111 * LTTng: probe-statedump: add #include <linux/sched.h>
1112 * fix: signal_generate event should print utf8 for comm field
1113 * Makes write operation a parameter for tp_memcpy macro
1114 * Add coding style document
1115 * Update instrumentation/events README file
1116 * Add makefile target for preprocessor
1117 * Fix: free_event_id check should compare unsigned int with -1U
1118 * Use unsigned long type for events discarded counter
1119 * Fix: update signal instrumentation for 3.4 kernel
1120 * LTTng Modules ARM syscall instrumentation
1121 * Fix: generate header missing echo -e for escape chars
1122 * Fix: add missing uaccess.h include (for ARM)
1123 * README: Document that CONFIG_MODULES is required
1125 * Fix: document required and optional kernel config options in README
1127 2012-03-29 LTTng modules 2.0.1
1128 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1130 2012-03-20 LTTng modules 2.0.0
1131 * First STABLE version
1134 2012-03-20 LTTng modules 2.0.0-rc4
1135 * Update README and add version name place-holder
1137 2012-03-16 LTTng modules 2.0.0-rc3
1138 * Fix clock offset 32-bit multiplication overflow
1139 * Fix : wrong assign of fd in state dump
1140 * License cleanup, ifdef namespace cleanup
1141 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1143 2012-03-02 LTTng modules 2.0.0-rc2
1144 * Fix: dmesg printout should not print metadata warnings
1145 * Fix: use transport name as channel name
1146 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1148 2012-02-20 LTTng modules 2.0.0-rc1
1149 * Standardize version across toolchain
1150 * statedump: Use old macro name for kernel 2.6.38
1152 2012-02-16 LTTng modules 2.0-pre15
1153 * Add timer instrumentation
1154 * fix: need to undef mainline define
1155 * fix: Include signal.h instead of irq.h for prototype match check
1156 * Add signal instrumentation
1158 2012-02-16 LTTng modules 2.0-pre14
1159 * syscall tracing: sys_getcpu
1160 * Add sys_clone x86 instrumentation
1161 * statedump: fix include circular dep
1162 * Implement state dump
1164 2012-02-09 LTTng modules 2.0-pre13
1166 * environment: write sysname, release, version, domain to metadata
1167 * Allow open /proc/lttng for read & write
1169 2012-02-02 LTTng modules 2.0-pre12
1170 * Add x86 32/64 execve syscall instrumentation override
1171 * Remove unused defines
1172 * Add padding to ABI
1173 * Use LTTNG_KERNEL_SYM_NAME_LEN
1174 * Update version to 1.9.9
1175 * Add missing double-quotes to clock uuid
1176 * clock: read bootid as clock monotonic ID
1179 * clock: output clock description in metadata
1180 * Properly fix the timekeeping overflow detection
1182 * rename lib-ring-buffer to lttng-lib-ring-buffer
1184 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1187 * Remove debugfs file (keep only proc file)
1188 * Rename lttng-debugfs-abi files to lttng-abi
1190 2011-12-13 LTTng modules 2.0-pre11
1191 * Fix OOPS caused by reference of config pointer
1192 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1193 * lttng lib: ring buffer move null pointer check to open
1194 * lttng lib: ring buffer remove duplicate null pointer
1195 * lttng lib: ring buffer: remove stale null-pointer
1196 * lttng wrapper: add missing include to kallsyms wrapper
1197 * lttng: cleanup one-bit signed bitfields
1199 * Update symbol name length max size to 256
1200 * Fix last modifications to string_from_user operations
1201 * Document that depmod needs to be executed by hand
1202 * Fix strlen_user fault space reservation
1203 * Fix tp_copy_string_from_user handling of faults
1204 * Disable block layer tracing support for kernels < 2.6.38
1205 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1206 * Update trace clock warning to match the current development plan
1207 * ringbuffer: make ring buffer printk less verbose
1208 * Makefile: do not run depmod manually
1210 2011-09-30 LTTng modules 2.0-pre10
1211 * x86-32: override sys_mmap syscall instrumentation
1214 2011-09-29 LTTng modules 2.0-pre9
1215 * x86 32 syscalls: fix !CONFIG_UID16
1216 * Use __string_from_user
1217 * Add __string_from_user
1218 * Rename "comm" context to "procname"
1219 * Fetch "type" name field for mount syscall
1220 * Create common override file for all architectures
1221 * Shrink stack size usage
1222 * Cleanup: remove unused lttng-compat-syscalls.c file
1223 * Support detailed compat syscalls on x86_64
1225 * Add disabled compat syscalls detail (work in progress)
1226 * Add config compat support for detailed x86_32 syscalls
1227 * Handle newer 3.1+ perf API
1228 * Add dummy x86-32 override headers
1229 * Bind x86-32 syscall headers
1230 * Add x86-32 syscall headers
1231 * Add check for KALLSYMS_ALL in syscall extraction script
1232 * Automate string extraction for syscalls
1233 * Automate syscall filename/pathname extraction
1234 * Add exit to ring_buffer_frontend so module is unloadable
1235 * Add sys_open filename (x86_64)
1236 * Add missing memcpy callback
1237 * copy_from_user and memset
1238 * Add missing alignment after header write
1239 * lib ring buffer: add frontend init as module_init
1240 * lib ring buffer frontend: add missing lock initialization
1241 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1242 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1243 * Create override for sys_mmap
1244 * Rename syscalls -> syscall in LTTng ABI
1245 * Use different event name for compat syscalls
1246 * Allow trace syscall table override
1247 * Add dummy override files
1248 * syscall detail: add override capability
1249 * Add pointer pretty-print heuristics
1251 * Rename sys exit errno into ret
1252 * Enable detailed syscalls only for native x86_64
1253 * Use "unknown" for compat syscalls
1254 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1257 * Only enable detailed syscalls for x86_64 for now
1258 * Merge unknown syscall method with extended detail method
1259 * Add underscore prefix before event names
1260 * Add syscalls pointers detailed syscall tracing
1261 * Use perl for regexp
1262 * Support generation of syscall probes for those with pointers
1263 * Support detailed syscalls with 0 arguments
1264 * detailed syscall tracing (work in progress)
1265 * Expose /proc/lttng file
1266 * Implement detailed syscall event probe
1267 * Disable perf build for < 2.6.33 kernels
1268 * Syscall detail mode: generate syscall table
1269 * block instrumentation: write cmd as hex sequence
1270 * lttng-events TRACE_EVENT generator cleanup
1271 * block layer instrumentation: fix cmd field
1272 * Remove 0 args syscalls for now from type-aware syscall cb generator
1273 * Generate trace syscall table macros
1274 * Put syscall tracing without arg types back in place
1275 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1276 * lttng events probes: don't clash with "ctx" variable name
1277 * lib ring buffer must take private pointer copy before decrementing refcount
1279 2011-08-16 LTTng modules 2.0-pre8
1280 * Fix metadata buffer wait/wakeup
1282 2011-08-12 LTTng modules 2.0-pre7
1283 * Add missing module refcount to lttng_tracepoint_list_fops
1284 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob