1 2021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.11.9
2 * fix: adjust ranges for RHEL 8.2 and 8.3
3 * Sync `show_inode_state()` macro with upstream stable kernels
4 * fix: block: remove disk_part_iter (v5.12)
5 * Fix: Backport of "Fix: increment buffer offset when failing to copy from user-space"
6 * Fix: increment buffer offset when failing to copy from user-space
7 * Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
8 * fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
9 * Set 'stable-2.11' branch in git review config
10 * fix backport: block: add a disk_uevent helper (v5.12)
11 * fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
12 * fix: block: add a disk_uevent helper (v5.12)
13 * Fix: properly compare type enumeration
14 * compiler warning cleanup: is_signed_type: compare -1 to 1
15 * Fix: bytecode linker: validate event and field array/sequence encoding
16 * Fix: kretprobe: null ptr deref on session destroy
17 * fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
18 * Fix: filter interpreter early-exits on uninitialized value
19 * Fix: memory leaks on event destroy
21 2021-02-17 (Random Act of Kindness Day) LTTng modules 2.11.8
22 * fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
23 * Fix: do not use bdi_unknown_name symbol
24 * fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
25 * Fix: writeback: out-of-bound reads
26 * fix: Add one digit to RHEL major release version
27 * fix: Add one digit to SLES minor release version
28 * fix: RT_PATCH_VERSION is close to overflow
29 * fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
30 * fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
31 * fix: sublevel version overflow in LINUX_VERSION_CODE
32 * Namespace kernel version macros
33 * aarch64: blacklist gcc prior to 5.1
34 * fix: missing include for 'task_struct' in fdtable.h
35 * fix: genirq: Restrict export of irq_to_desc() (v5.11)
36 * fix: block: merge struct block_device and struct hd_struct (v5.11)
37 * fix: kprobes: Remove kretprobe hash (v5.11)
38 * fix: file: Rename fcheck lookup_fd_rcu (v5.11)
39 * fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
40 * fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
41 * fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
42 * fix: block: remove the request_queue to argument request based tracepoints (v5.11)
44 2021-01-11 (National Clean Off Your Desk Day) LTTng modules 2.11.7
45 * fix: adjust version range for trace_find_free_extent()
46 * fix: backport of fix: tracepoint: Optimize using static_call() (v5.10)
47 * Revert "fix: include order for older kernels"
48 * fix: backport of fix: ext4: fast commit recovery path (v5.10)
49 * Improve the release script
50 * Add release maintainer script
51 * fix: include order for older kernels
52 * fix: tracepoint: Optimize using static_call() (v5.10)
53 * fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
54 * fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
55 * fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
56 * fix: ext4: fast commit recovery path (v5.10)
57 * fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
58 * fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
59 * fix: objtool: Rename frame.h -> objtool.h (v5.10)
60 * fix: strncpy equals destination size warning
62 2020-10-05 (National Get Funky Day) LTTng modules 2.11.6
63 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
64 * fix: backport 'Add 'kernel_read' wrapper for kernels < v4.14'
65 * Add 'kernel_read' wrapper for kernels < v4.14
66 * fix: Use 'kernel_read' to read from procfs
67 * fix: don't allow userspace copy to read kernel memory
68 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
69 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
70 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
71 * Fix: system call filter table
72 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
73 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
74 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
75 * fix: removal of [smp_]read_barrier_depends (v5.9)
76 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
77 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
78 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
79 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
80 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
82 2020-08-04 (National Chocolate Chip Cookie Day) LTTng modules 2.11.5
83 * fix: no __lttng_vmalloc_node_range() prior to v2.6.38
84 * Fix: Lock metadata cache on session destroy
85 * Fix: metadata stream leak, missing list removal and locking
86 * Fix: coherent state not changed atomically with metadata written
87 * fix: include module.h for EXPORT_SYMBOL_GPL
88 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
89 * fix: version range for overflow_callback
90 * fix: global_dirty_limit was introduced in v3.1
91 * fix: wrapper_uprobe_unregister is a void function
92 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
93 * fix: vmalloc on v5.8 without KALLSYMS
94 * Detect missing symbols used with kallsyms_lookup at compile time
95 * Use exported symbol bdevname() instead of disk_name()
96 * Add git-review config
97 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
98 * fix: backport of block_bio_complete for <= v2.6.38
99 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
100 * fix: block: remove the error argument to the block_bio_complete (v5.8)
101 * fix: pipe_buf_operations rework (v5.8)
103 2020-06-02 (National Leave the Office Early Day (or Simply Stay Home ?) LTTng modules 2.11.4
104 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
105 * fix: vmalloc_sync_mappings was backported to v5.5.12
106 * Update: Additional kernel ranges for vmalloc_sync_mappings
107 * Update: Use vmalloc_sync_mappings for stable kernels
108 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
109 * fix: add missing guid_t type to wrapper
110 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
111 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
112 * Unbreak LTTng for kernel 5.7
113 * Move lttng wrappers into own module
114 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
115 * Drop uuid.h wrapper
116 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
117 * instrumentation: update mm_vmscan for kernel >= 5.7.0
119 2020-04-08 (The Day After National Beer Day) LTTng modules 2.11.3
120 * fix: uaccess wrapper for CentOS >= 4.18.0-147
121 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
122 * fix: signal instrumentation for CentOS >= 4.18.0-147
123 * fix: kvm instrumentation for CentOS >= 4.18.0-147
124 * fix: rcu instrumentation for CentOS >= 4.18.0-80
125 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
126 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
127 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
128 * Remove lttng-ftrace integration
129 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
130 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
131 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
133 2020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.11.2
134 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
135 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
136 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
137 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
138 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
139 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
140 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
141 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
142 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
143 * fix: use timespec64 on kernels that have it
144 * fix: move lttng_close_on_exec to proper wrapper
145 * fix: 'struct timex' removed upstream (v5.6)
146 * Fix: statedump: check task_active_pid_ns return value for NULL
147 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
149 2020-01-29 (National Puzzle Day) LTTng modules 2.11.1
150 * fix: function prototype in wrapper/mm.h
151 * sunrpc: introduce lttng_get_clid helper
152 * Fix: sunrpc: use signed integer for client id
153 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
154 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
155 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
156 * fix: btrfs: tracepoints: constify all pointers (v5.5)
157 * fix: btrfs block group struct refactor (v5.5)
158 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
159 * Update .gitignore from upstream
160 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
162 2019-10-17 (Wear Something Gaudy Day) LTTng modules 2.11.0
165 2019-10-11 (National Sausage Pizza Day) LTTng modules 2.11.0-rc7
166 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
167 * Cleanup: Silence gcc fall-through warning
168 * Fix: update sched prev_state instrumentation for upstream kernel
170 2019-09-07 (Walter White's Anniversary) LTTng modules 2.11.0-rc6
171 * Fix: gcc-9.1 stack frame size warning
172 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
173 * Add metadata env fields
174 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
175 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
176 * Fix: missing define when not building with gcc
177 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
179 2019-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.11.0-rc5
180 * Fix: Don't print ring-buffer's records count when it is not used
181 * Fix: do not set quiescent state on channel destroy
182 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
183 * Introduce callstack stackwalk implementation header
184 * Prepare callstack common code for stackwalk
185 * Introduce callstack legacy implementation header
186 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
187 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
188 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
189 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
190 * fix: timer/trace: Improve timer tracing (v5.2)
191 * Cleanup: bitfields: streamline use of underscores
192 * Silence compiler "always false comparison" warning
193 * Fix: bitfield: shift undefined/implementation defined behaviors
194 * Fix: timestamp_end field should include all events within sub-buffer
195 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
196 * lttng abi documentation: clarify getter usage requirements
197 * Fix: don't access packet header for stream_id and stream_instance_id getters
198 * Fix: atomic_long_add_unless() returns a boolean
199 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
200 * Fix: pipe: stop using ->can_merge (v5.1)
201 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
202 * Fix: mm: create the new vm_fault_t type (v5.1)
203 * Fix: extra-version-git.sh redirect stderr to /dev/null
205 2019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc4
206 * Fix: timer instrumentation for RHEL 7.6
208 2019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc3
209 * Move timekeeping blacklisting to a header file
210 * Blacklist: kprobe for arm
211 * Cleanup: tp mempool: Remove logically dead code
212 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
213 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
214 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
215 * Fix: Remove 'type' argument from access_ok() function (v5.0)
216 * Add missing SPDX license identifiers to uprobes
217 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
218 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
219 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
221 2018-11-01 (National Men Make Dinner Day) LTTng modules 2.11.0-rc2
222 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
223 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
224 * Fix: adapt to kernel relative references
225 * Fix: implicit declarations caused by buffer size checks.
226 * Prevent allocation of buffers if exceeding available memory
227 * Fix: btrfs instrumentation namespacing
228 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
229 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
230 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
231 * Fix: access migrate_disable field directly
232 * Fix: out of memory error handling
234 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
235 * Fix: uprobes: missing break in lttng_event_ioctl()
236 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
237 * Fix: instruction pointer has different names across arch
238 * Fix: build failures when CONFIG_UPROBES is absent
239 * uprobe: Support multiple call sites for the same uprobe event
240 * uprobe: Receive file descriptor from session instead of path to file
241 * uprobe: Mark uprobe event as registered
242 * Add uprobes support
243 * Fix: adjust SLE version ranges to build with SP2 and SP3
244 * Fix: Allow alphanumeric characters in SLE version
245 * Fix: Adjust range for SuSE 4.4.103-92 kernels
246 * Cleanup: move to kernel style SPDX license identifiers
247 * Cleanup: move scripts to subdirectory
248 * Cleanup: modinfo keys
249 * Add extra version information framework
250 * Revert "Add btrfs file item tracepoints"
251 * Fix: btrfs: Remove unnecessary fs_info parameter
252 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
253 * Fix: asoc: Remove snd_soc_cache_sync() implementation
254 * Fix: asoc: fix printing jack name
255 * Fix: asoc: Consolidate path trace events
256 * Fix: ASoC level IO tracing removed upstream
257 * Enable userspace callstack contexts only on x86
258 * Prevent re-entrancy in callstack-user context
259 * Callstack context: bump number of entries to 128
260 * Fix: callstack context alignment calculation
261 * Cleanup callstack context
262 * Fix callstack context: write empty sequence if no stack trace
263 * Fix: callstack context: false-sharing, bad memory size allocation
264 * callstack context: use delimiter when stack is incomplete
265 * Cleanup callstack context
266 * Add kernel and user callstack contexts
267 * Assign CPU id before saving the context size
268 * Define max nesting count constant
269 * Compute variable sized context length
270 * Pass arguments for context size computation
272 * Update delayed ref tracepoints for v3.12
273 * Add btrfs file item tracepoints
274 * Add btrfs tracepoint for em's EEXIST case
275 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
276 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
277 * Fix: lttng filter validator ERANGE error handling
278 * Fix: filter interpreter: use LTTNG_SIZE_MAX
279 * Filter: add FILTER_OP_RETURN_S64 instruction
280 * Perform bitwise ops on unsigned types
281 * Filter: catch shift undefined behavior
282 * Filter: add lshift, rshift, bit not ops
283 * Filter: index array, sequences, implement bitwise binary operators
284 * Fix: pid tracker should track "pgid" for noargs probes
285 * lttng-tp-mempool: perform node-local allocation
286 * Fix: update RCU instrumentation for 4.17
287 * Fix: sunrpc instrumentation for 4.17
288 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
289 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
290 * Update: kvm instrumentation for ubuntu 4.13.0-38
291 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
292 * Fix: btrfs instrumentation namespacing
293 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
294 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
295 * Fix: update kvm instrumentation for 4.1.50+
296 * Use the memory pool instead of kmalloc
297 * Create a memory pool for temporary tracepoint probes storage
298 * Fix: use proper pid_ns in the process statedump
299 * Fix: add variable quoting to shell scripts
300 * Update: kvm instrumentation for fedora 4.14.13-300
301 * Fix: Add Fedora version macros
302 * Add preemptirq instrumentation
303 * Clean-up: fix stale #endif comments
304 * Command to dump the metadata cache again
305 * Add a new /dev/lttng-logger interface
306 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
307 * Fix: update block instrumentation for SuSE 4.4.114-92
308 * Fix: update rcu instrumentation for v4.16
309 * Fix: update vmscan instrumentation for v4.16
310 * Fix: update timer instrumentation on 4.16 and 4.14-rt
311 * Update kvm instrumentation for debian kernel 4.14.0-3
312 * Fix: network instrumentation protocol enum
313 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
314 * Fix: update block instrumentation for SuSE 4.4.73-5
315 * Fix: global_dirty_limit for kernel v4.2 and up
316 * Fix: network instrumentation handling of corrupted TCP headers
317 * Fix: add missing uaccess.h include from kstrtox.h wrapper
318 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
319 * Fix: btrfs_delayed_ref_head was unwired since v3.12
320 * Update kvm instrumentation for debian kernel 4.9.65-3
321 * Fix: debian kernel version parsing
322 * Fix: block instrumentation 4.14+ NULL pointer dereference
323 * Update: kvm instrumentation for 3.16.52 and 3.2.97
324 * Fix: kvm instrumentation for 4.15
325 * Update sock instrumentation for 4.15
326 * Update kvm instrumentation for 4.15
327 * Fix: ACCESS_ONCE() removed in kernel 4.15
328 * Fix: sched instrumentation on stable RT kernels
329 * timer API transition for kernel 4.15
330 * Fix: Don't nest get online cpus
331 * Fix: lttng_channel_syscall_mask() bool use in bitfield
332 * Fix: update kmem instrumentation for kernel 4.15
333 * Fix: lttng_kvmalloc helper NULL pointer OOPS
334 * Update version to 2.11.0-pre
335 * Fix: lttng-logger get_user_pages_fast error handling
336 * Fix: update block instrumentation for 4.14 kernel
337 * Revert "Fix: update block instrumentation for kernel 4.14"
338 * Fix: version check error in btrfs instrumentation
339 * Fix: update btrfs instrumentation for kernel 4.14
340 * Fix: update writeback instrumentation for kernel 4.14
341 * Fix: update block instrumentation for kernel 4.14
342 * Fix: vmalloc wrapper on kernel < 2.6.38
343 * Fix: vmalloc wrapper on kernel >= 4.12
344 * Add kmalloc failover to vmalloc
345 * Fix: mmap: caches aliased on virtual addresses
346 * Fix: update ext4 instrumentation for kernel 4.13
347 * Fix: Sleeping function called from invalid context
348 * Fix: sched for v4.11.5-rt1
349 * Make vim users life easier
350 * Rename Makefile.ABI.workarounds to Kbuild.common
351 * Fix: handle missing ftrace header on v4.12
352 * Fix: pid tracker should track "pgid"
353 * Cleanup: typo in lttng pid tracker
354 * Fix: Build ftrace probe on kernels prior to 4.12
355 * Fix: update ftrace probe for kernel 4.12
356 * Fix: update block instrumentation for kernel 4.12
357 * Calculate context length outside of retry loop
358 * Fix: Add support for 4.9.27-rt18 kernel
359 * Fix: update btrfs instrumentation for kernel 4.12
360 * Fix: update ringbuffer for kernel 4.12
361 * Fix: update sched instrumentation for kernel 4.12
362 * Fix: ext3 was completely removed from the kernel in v4.3
363 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
364 * Fix: add "flush empty" ioctl for stream intersection
365 * Revert "Fix: flush empty packets on snapshot channel"
366 * Revert "Fix: don't perform extra flush on metadata channel"
368 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
369 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
370 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
371 * Fix: Always build vmscan probe
372 * Cleanup: formatting in strutils_star_glob_match explanation
373 * Fix: introduce LTTNG_SIZE_MAX for older kernels
374 * Use SIZE_MAX instead of -1ULL for size_t parameter
375 * filter: use SIZE_MAX for size_t
376 * Fix: out of bound array access in filter code
377 * Add support for star globbing patterns in event names
378 * Filtering: add support for star-only globbing patterns
379 * Add string utilities
380 * lttng-abi.c: cleanup whitespaces
381 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
382 * Fix: kref changes for kernel 4.11
383 * Fix: atomic_add_unless() returns true/false rather than prior value
384 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
385 * Fix: update scsi instrumentation for kernel 4.11
386 * Fix: changes to the vm_op fault cb prototype in libringbuffer
387 * Fix: update btrfs instrumentation for kernel 4.11
388 * Fix: update mm_vmscan instrumentation for kernel 4.11
389 * Fix: section mismatch warning caused by __exit annotation
390 * socketpair: extend syscall socketpair tracing information
391 * Remove events/mainline unused headers
392 * update event README
393 * Fix: nmi-safe clock on 32-bit systems
394 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
395 * Fix: 4.10 hotplug adaptation backward compat
396 * Fix: 4.10 btrfs instrumentation update backward compat
397 * Update btrfs instrumentation for 4.10 kernel
398 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
399 * btrfs instrumentation: update to 4.10 kernel
400 * timer instrumentation: adapt to ktime_t without union
401 * Add load/unload messages to kernel log
402 * Update version to 2.10.0-pre
403 * Fix: asoc instrumentation for RHEL 7.3
404 * Fix: SCSI instrumentation for SLES12 SP2
405 * Add SUSE Linux Enterprise kernel version tests
406 * Filter code relicensing to MIT license
407 * Add task cpu in process statedump
408 * Performance: add missing unlikely in reserve
409 * Fix: preemptible and migratable context error handling
410 * Fix: bump stable kernel version ranges for clock work-around
412 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
413 * Fix: i2c: support kernels < 3.15
414 * Fix: show warning for broken clock work-around
415 * Bump minor ABI version
416 * Fix: work-around upstream Linux timekeeping bug
417 * Add support for i2c tracepoints
418 * Cleanup: makefile version checks with single "ge"
419 * Performance: special-case NULL in lttng_strlen_user_inatomic
420 * Fix: lttng_inline_memcpy does not take a __user argument
421 * Performance: implement lttng_inline_memcpy
422 * Performance: cache the backend pages pointer in context
423 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
424 * Performance: Only dereference commit index once
425 * Performance: Mark channel and buffer event disabled check unlikely
426 * Performance: Relax atomicity constraints for crash handling
427 * Performance: mark ring buffer do_copy callers always inline
428 * Performance: mark lib_ring_buffer_write always inline
429 * Kconfig: select TRACEPOINTS when built-in
430 * Performance: disable event counting by default
431 * Fix: handle large number of pages or subbuffers per buffer
432 * Fix: unregister cpu hotplug notifier on buffer alloc error
433 * Fix: sa_family is of type unsigned short
434 * Fix: check for sizeof sa_family to save sa_family in accept and connect
435 * Fix: use printk_once() for wrapper warning messages
436 * Fix: btrfs instrumentation for 4.8 kernel
437 * Fix: update mm_vmscan instrumentation for kernel 4.8
438 * Fix: napi instrumentation for 4.8 kernels
439 * Fix: update block instrumentation to compile on 4.8 kernels
440 * Cleanup: reuse code in accept() and accept4() instrumentation
441 * Add x86-64 override for accept4 syscall
442 * Fix: timer wrapper: support kernels >= 4.8
443 * Performance: split check deliver fast/slow paths
444 * Fix: x86-64 accept instrumentation
445 * Fix: Add support for 4.6.4-rt8 kernel
446 * Fix: update scsi instrumentation for 4.7+ kernels
447 * Fix: Use fs_initcall instead of rootfs_initcall
448 * Fix: Add kernel configuration for lttng clock plugin
449 * Fix: the clock plugin must be initiated before first use of the clock
450 * Fix: tests/Kbuild for older kernels
451 * Cleanup: __dynamic_len_idx set but not used warning
452 * Cleanup: coding style and comments of net.h
453 * net: Add TCP header data to net_* tracepoints
454 * net: Add IPv4/IPv6 header data to net_* tracepoints
455 * Fix: endianness for the container type of enum
456 * enumeration autoincrement: use if/else logic
457 * Cleanup trailing whitespaces
458 * lttng-test probe: test ctf_enum_auto()
459 * Add ctf_enum_auto() for autoincrementing enumeration values
460 * Implement session statedump command
461 * Fix: annotate bytecode interpreter for kernel stack validator
462 * Update version to 2.9.0-pre
463 * Fix: ring buffer: honor switch parameter type in remote switch
464 * Fix: only flush non-metadata channels
465 * Fix: don't perform extra flush on metadata channel
466 * select, poll and epoll_wait overrides on ARM 32-bit
467 * Fix: flush empty packets on snapshot channel
468 * Fix: do not generate packet at destroy after stop
469 * Fix: compat ioctl for flush/get metadata version
470 * Fix: ctf_string() should handle NULL pointers
471 * Fix: portability: no arith on void pointer
472 * Fix: add missing tests/Kbuild
473 * Test clock override plugin
474 * Fix: add modules target to base Makefile
475 * Fix: make clean does not include dot-config
476 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
477 * Documentation: document that CONFIG_MODULES not required when builtin
478 * Fix: add missing errno include in random wrapper
479 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
480 * Fix: copy_from_user size when limited allocation
481 * Extract the payload of epoll_wait/epoll_pwait
482 * Extract the payload for epoll_ctl
483 * Extract the FDs and flags from poll and ppoll
484 * Extract the FD sets in select and pselect6
485 * Add ctf_integer_bitfield_type
486 * Implement enumeration type
487 * Implement custom field support
488 * Implement variant type
489 * Implement shadow stack for dynamic len
490 * libringbuffer: implement event too big API
491 * Implement structure, compound array/sequence types
492 * Fix: integer endianness metadata generation
493 * Fix: endianness of integers received by filter
494 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
495 * Fix: RHEL kernel 3.10.0-327.13.1 compat
496 * Fix: ctf_user_integer should not trigger page fault
497 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
498 * Add comment describing ioctl number duplication
499 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
500 * Fix: Remove dead code from filter interpreter
501 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
502 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
503 * Fix: use of uninitialized ret value in lttng_abi_create_event
504 * Fix: kmem instrumentation: remove unused gfpflags.h include
505 * Fix: 4.6 kernel: use in_compat_syscall
506 * Fix: use BUG_ON instead of accessing array subscript above array bounds
507 * Fix: Add granularity to RHEL kernel version checks
509 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
510 * Bump minor tracer ABI version
511 * Fix: build against out-of-tree kernel build
512 * probes/Kbuild: remove upper level header path
513 * Move leftover relative include paths to system paths
514 * syscall instrumentation: use system headers
515 * tracepoint event instrumentation: use system headers
516 * Use system include path in wrappers
517 * libs: use system include paths
518 * Use system header paths in core implementation files
519 * Use system include paths in root directory headers
520 * Use system include paths in probes
522 * Use system include paths in lttng-types.h
523 * Use system include paths in lttng-tracepoint-event-impl.h
524 * Use system include path in probes/define_trace.h
525 * Use system include paths in probes/lttng-tracepoint-event-impl.h
526 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
527 * Add makefile directory to include path
528 * Fix: event ctx get size should be after chan ctx
529 * Fix: filter interpreter with userspace strings
530 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
531 * Fix: format address fields as hexadecimal
532 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
533 * Fix: system call instrumentation overrides
534 * Fix: page_alloc wrapper incorrect parenthesis
535 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
536 * Fix: add struct user_msghdr forward declaration for older kernels
537 * Cleanup: Remove unused lttng-types module
538 * Fix: add missing versions and init call for page_alloc wrapper
539 * Fix: Define lttng-tracer metadata only once
540 * Fix: Add CONFIG_LTTNG to modules_install target
541 * Fix: Use kbuild env instead of a custom var KERNELDIR
542 * Update clock offset comment
543 * clock offset: print negative value in metadata
544 * Fix: handle negative clock offset
545 * Fix: sched instrumentation for 4.1-rt11
546 * Add RT patch version macros
547 * Expect filter context identifiers starting with $ctx.
548 * ARM64: wire up compat system calls
549 * Add support for arm64 syscalls
550 * Fix: Ubuntu kernel range for block_rq_complete
551 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
552 * Fix: update vmscan instrumentation for kernel 4.5
553 * Fix: check reference counts for overflow
554 * Fix: RHEL 7.2 scsi instrumentation
555 * Fix: RHEL 7.2 kvm instrumentation
556 * Kconfig: describe both module and in-kernel compilation options
557 * Add comments and indentation to Makefile
558 * Add support for built-in kernel build
559 * Rename sub makefiles to Kbuild
560 * Cleanup sub makefiles
561 * Make goals configurable with CONFIG_LTTNG
562 * Fix: Use generic raw_irqs_disabled_flags
563 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
564 * Fix: update sched instrumentation for kernel 4.4.0
565 * Bump version number for development branch
566 * Fix: interruptible context: reversed logic
567 * Contexts for RT debugging
568 * Fix: instrumentation: v4lv2 missing include
569 * Fix: header size larger than 256 bytes
570 * Instrument x86 page faults
571 * Fix: irq_vectors TRACE_SYSTEM name
572 * Instrument x86_irq_vectors
573 * Fix: tracepoint listing misses last loaded probe
574 * Fix: lttng trace-clock needs to disable preemption
575 * Tracepoint event: add "TP_code_post()"
576 * Implement array and sequence bitfields
577 * Fix: kmem: add mm.h include
578 * Add page frame number (pfn) to kmem page events
579 * Use pfn rather than struct page in ring buffer array
580 * Implement clock plugin support
581 * Command to regenerate the metadata of a session
582 * Fix: writeback instrumentation update for 4.3 Linux kernel
583 * Fix: update sched wakeup instrumentation for 4.3 kernel
584 * Fix: lttng-test build failure for kernels < 3.0
585 * Use 3.18 syscall instrumentation for MIPS32
586 * Update the MIPS32 syscall instrumentation to 3.18
587 * Fix: Move pipe override to the arch specific pointers_override.h
588 * Implement lttng test module
589 * Cleanup: remove logically dead code
590 * Fix: filter validator use after free
591 * Fix: use after free in channel release
592 * Fix: non-enabler events should be disabled by default
593 * Fix: build failure on 2.6.36
594 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
595 * Fix: writeback instrumentation for 4.2 kernels
596 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
597 * Add stream instance id to the packet header
598 * Add a packet sequence number
599 * Fix: kmem probe with Ubuntu 3.13 kernels
600 * Fix: disable kvm probe if lapic.h isn't found
601 * Fix: timer instrumentation for 4.2 kernels
602 * Fix: ext4 instrumentation for 4.2 kernels
603 * Fix: kvm instrumentation for 4.2 kernels
604 * Fix: allow LTTng to be built within kernel tree
606 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
607 * Fix: Building the event list fails on fragmented memory
608 * Fix: use after free on metadata cache reallocation
609 * Fix: version checks for kernel 4.0
610 * Fix: Incorrect Ubuntu kernel patchlevel
611 * Fix: cpu-id context should use int type
612 * Implement cpu-id context
613 * Implement cpu_id context for filtering
614 * Fix: context printk mismatch on error
615 * Cleanup: misleading comment about deferrable timer
617 * Fix: Update kmem event for Ubuntu's 3.16 kernel
618 * Fix: RHEL 7.1 block instrumentation
619 * Fix: add RHEL version macros
620 * Fix: add missing parenthesis in ubuntu version check
621 * Fix: remove regmap instrumentation for kernels < 4.1
622 * Fix: Update kmem event for recent Ubuntu kernel
623 * Fix: missing statedump end event when block device listing available
624 * Fix: don't generate incorrect macros for debian/ubuntu version check
625 * Revert "Fix: build against Ubuntu kernels"
626 * Fix: build against Ubuntu kernels
627 * Add namespace info in sched_fork and statedump
628 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
629 * Fix: printk instrumentation: remove "condition" tracepoints
630 * Fix: regmap build against kernel 4.0 kernel headers
631 * Add mmu_valid_gen field to mmutrace events
632 * Fix: add missing x86 mmutrace kernel header include
633 * Fix: x86 mmutrace event extra field for kernels >= 3.11
634 * Fix: remove execute flag from kvm.h file
635 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
636 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
637 * Fix: 4.1-rc1 Linux build and regmap instrumentation
638 * Fix: don't clash with older Debian kernel versions
639 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
640 * Fix: discover Debian API
641 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
642 * Fix: atomic.h wrapper for kernels < 2.6.37
643 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
644 * Fix: add missing types.h include for older kernels
645 * Fix: add hlist lttng wrappers
646 * Fix: add struct file_handle forward declaration
647 * Fix: string length calculation reversed user vs kernel args
648 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
649 * Fix: add lttng rcu wrapper to allow tracing RCU
650 * Fix: double-unlock of session mutex
651 * Fix: check that class and instance prototype match
652 * Fix: lttng-events.h check function takes void
653 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
654 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
655 * Fix: Include utsrelease.h in lttng-kernel-version.h
656 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
657 * Fix: old kernels need module.h included before vermagic.h
658 * Fix: net instrumentation for kernels 2.6.39 and below
659 * Fix: version condition in makefile
660 * Implement wrapper around get_pfnblock_flags_mask
661 * Be more restrictive in provider name check
662 * Fix: net instrumentation namespacing
663 * Fix: compaction instrumentation namespacing
664 * Fix: Support 4.x kernel versions in Makefile
665 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
666 * Fix: add missing module.h include to lttng-probe-user.c
667 * Fix: use lttng hlist wrapper in wildcard and filter
668 * Fix: namespace asoc and kmem instrumentation
669 * Fix: update instrumentation after wildcard rebase
670 * Fix: lttng_abi_syscall_list does not need to be exported
671 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
672 * Remove now unused syscalls.h from lttng-modules
673 * Filter: start with enabler "disabled"
674 * Fix coverity warning about sizeof(void **) != sizeof(void *)
675 * Fix length type and text sequence base
676 * Fix: TP_FIELDS: add missing headers
677 * Migrate syscall instrumentation to TP_FIELDS
678 * Migrate tracepoint instrumentation to TP_FIELDS
679 * Implement filtering infrastructure
680 * syscall wildcards: apply syscall filtering
681 * Implement syscall wildcard support
682 * Implement tracepoint wildcard support
683 * Namespace all tracepoints
684 * Implement list.h wrapper for hlist in older kernels
685 * Implement listing of pid tracker content
686 * Implement PID tracking
687 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
688 * Fix: update writeback instrumentation for kernel 4.0+
689 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
690 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
691 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
692 * Fix: missing parenthesis in offset_align_floor
693 * Fix: implement time.h wrapper for FD_ISSET
694 * Fix: update sched instrumentation for 3.19+ kernels
695 * Fix: update rcu instrumentation for 3.19+ kernels
696 * Fix: update scsi instrumentation for 3.19+ kernels
697 * Fix: update module instrumentation for 3.19+ kernels
698 * Fix: Add f_dentry wrapper for 3.19+ kernels
699 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
700 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
701 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
702 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
703 * Conditional compilation introduced by lttng-modules commit
704 * Fix: compaction instrumentation update for 3.14.x stable kernels
705 * Fix: context alignment not properly handled
706 * Fix compilation on Linux kernel >= 3.18.0
707 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
709 2014-10-20 LTTng modules 2.6.0-rc1
710 * Expose lttng-modules ABI version ioctl
711 * Fix: syscall list ioctl number conflict
712 * lttng-modules: fix build for non-x86
713 * Fix: syscall listing of session
714 * Print build warning when writeback probe is disabled
715 * Add atomic.h wrapper for before/after atomic
716 * Fix compilation on Ubuntu 14.10
717 * Fix: export name as text array in writeback
718 * Cleanup: remove unused trace_clock_read32()
719 * Use 3.17 ktime_get_mono_fast_ns() new API
720 * Check for stale version.h files
721 * Fix: compile lttng_statedump_process_ns on Ubuntu
722 * Reverse version check logic in lttng_statedump_process_ns
723 * Fix block_rq_complete TP on Ubuntu kernel
724 * Introduce macros to check Ubuntu kernel version
725 * Sync writeback tracepoints from mainline
726 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
727 * Fix: hander negative get_syscall_nr return value
728 * Fix: statedump: close_on_exec flag backward compat
729 * Fix instrumentation of vmscan for older kernels
730 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
731 * Fix: syscall listing: handle "enable all syscall"
732 * Fix: don't allow disabling syscalls when none are enabled
733 * Fix: syscall: fail disable all if all already disabled
734 * Fix: syscall filtering: NULL pointer deref
735 * Cleanup: list syscall without syscall_entry prefix
736 * Fix: syscall_list_show NULL pointer deref
737 * implement syscall mask getter
738 * Cleanup: lttng-abi.h coding style
739 * syscall listing: show syscall ID
740 * Allow events with same name to be enabled for each channel
741 * ABI: use enable a syscall ABI field name
742 * Implement syscall listing
743 * Fix: tracepoint list anonymous file name
744 * Fix: syscall filtering: disable all syscalls
745 * syscall tracing: input/output parameter handling for all arch
746 * lttng-get-syscall-inout.sh depends on bash
747 * Fix generate syscall header script: add missing escape char
748 * syscall instrumentation: handle copy_from_user return value
749 * Rename LTTng syscall instrumentation macros
750 * Rename LTTng instrumentation macros
751 * Extract input/output arguments from accept and connect syscalls
752 * syscall: extract pipe and pipe2 output args
753 * Remove sys_ prefix from syscall names
754 * System call inout/output arg processing
755 * Update syscall inout table
756 * Add syscall inout table
757 * Extract syscall exit ret value on x86 32/64
758 * Extract system call exit return value
759 * Syscall filtering: apply to syscall exit
760 * System call filtering
761 * asoc.h: fix build with v3.17 kernel
762 * Fix: lttng-modules teardown NULL pointer OOPS
763 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
764 * Modernize README using Markdown
765 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
766 * Add cscope to gitignore
767 * Update kvm instrumentation: compile on 3.17-rc1
768 * Update statedump to 3.17 nsproxy locking
769 * Fix: noargs probes should calculate alignment and event length
770 * Update compaction instrumentation to 3.16 kernel
771 * Update vmscan instrumentation to 3.16 kernel
773 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
776 2014-06-27 LTTng modules 2.5.0-rc2
777 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
778 * Fix: statedump handle oom case, handle errors
779 * Fix: correct typo in kernel version number
780 * Fix: blktrace instrumentation for backported branches
781 * Fix: statedump block devices OOPS
783 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
784 * Add TID field to some block_* events
785 * Fix: refuse overwrite mode buffers with less than two subbuffers
786 * Fix: lttng modules system call generation script
787 * Dump FD flags and mode on state dump
788 * Fix: incorrect rwbs field type in block_bio_queue
789 * Fix: blktrace instrumentation for v3.2.58+ stable branch
790 * Fix: pass proper args when writing commit counter
791 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
792 * Fix: allow racy tracepoint string input from kernel and userspace
793 * Statedump event for block devices
794 * Fix: update v4l2 instrumentation to 3.15 kernel
795 * Fix: ext4 update instrumentation to 3.15 kernel
796 * Fix: update block instrumentation to 3.15 kernel
797 * Fix: module instrumentation: update to 3.15 kernel
798 * Adapt to 3.15 tracepoint API
799 * Kernel 3.15 don't define map unmap for pipe
800 * Fix: add missing module version in v4l2 probe
801 * Add V4L2 instrumentation
802 * Fix: rcu instrumentation: add const qualifier to char pointers
803 * Fix: add missing module version information
804 * Use kernel 3.13 syscall tables for MIPS32
805 * Add MIPS32 syscalls extracted from a 3.13 kernel
806 * Fix: block instrumentation: < 3.14 don't have bi_iter
807 * Fix: update btrfs instrumentation to kernel 3.14
808 * Fix: update block layer instrumentation to kernel 3.14
809 * Fix: remove __exit annotation
810 * Fix file permissions for lttng-statedump-impl.c
813 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
814 * Fix: load state dump even if work-around lookup fails
815 * Cleanup: fix comment
816 * Fix: correctly version kvm events to build against v3.0 kernel
817 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
819 2014-02-14 LTTng modules 2.4.0-rc4
820 * Fix: use after free in ring buffer clients
821 * Fix: Add statedump exit so module is not permanent
822 * Cleanup: move callback init to static initialization
823 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
825 2014-01-29 LTTng modules 2.4.0-rc3
826 * Fix: tracepoint event name mapping at unregister
827 * Fix: tracepoint name remapping
828 * Fix: enable event error path memory corruption
829 * Update kvm instrumentation to Linux 3.13
830 * Update sched instrumentation to Linux 3.13
831 * Fix: provide more precise error report for enable event
832 * Fix: quote event name in metadata
833 * Add version info to lttng-tracer.ko modinfo
835 2013-12-10 LTTng modules 2.4.0-rc2
836 * Fix: client_packet_header() uses wrong packet
837 * Cleanup: fix typo in ring buffer backend comment
838 * Fix: handle unknown event type parameter
839 * Fix: eliminate timestamp overlap between packets
840 * gcc blacklist: only apply when building with gcc
841 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
843 2013-11-15 LTTng modules 2.4.0-rc1
844 * Update ext4 instrumentation to Linux 3.12
845 * Update RCU instrumentation to Linux 3.12
846 * Update btrfs instrumentation to 3.12 kernel
847 * Update vmscan instrumentation to Linux 3.12
848 * update: kmem instrumentation 3.12 kernel support
849 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
850 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
851 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
852 * Add new tracepoint in KVM
853 * Blacklist kernels 3.10.13 and 3.11.2
854 * LTTng trace-clock: shrink kernel blacklist
855 * Metadata flush writes data from the cache
856 * Per-stream ioctl to get the current timestamp
857 * LTTng ringbuffer ABI calls for index generation
858 * Prepare LTTng override of ring buffer fops
859 * Blacklist Linux kernels 3.10+
861 2013-09-03 LTTng modules 2.3.0
862 * Fix: metadata stream should not reference session
863 * Fix: btrfs: support 3.11 Linux kernel
864 * statedump: remove KERN_DEBUG messages
865 * Fix: ext4: add missing tracepoints for 3.11 kernel
866 * Fix: ext4: Linux 3.11 support
867 * Fix: ext3: 3.11 Linux support
868 * Fix: statedump nsproxy 3.11 Linux support
870 2013-08-30 LTTng modules 2.3.0-rc2
871 * Fix: metadata lttng channel refcount
872 * README: lttng-modules incompatible with lttng 0.x patchset
874 2013-07-17 LTTng modules 2.3.0-rc1
875 * Fix: kvm x86 probes side-effect
876 * Fix: allow get/put subbuf in loop for metadata stream
877 * Add support for kvm x86 specific tracepoints
878 * Add mainline headers for kvm x86 tracepoints
879 * Remove old 3.0.4 x86-64 extracted syscall info
880 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
881 * Add syscalls extracted files from a 3.10-rc7 kernel
882 * Improve documentation of the syscall extractor script
883 * Fix: double length of __dynamic_len array
884 * Fix printk instrumentation
885 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
886 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
887 * Fix: SWITCH_FLUSH new sub-buffer checks
888 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
889 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
890 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
891 * Fix: handle writes of length 0
892 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
893 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
894 * print warning and return -EBUSY on double get_subbuf()
895 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
896 * Fix: don't do 0 byte event reservation
897 * Document that payload size need to be greater than 0
898 * Fix build and load against linux-2.6.33.x
899 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
900 * Metadata cache and multiple metadata channels
901 * fix block instrumentation probe signature mismatch for 3.9.x kernels
902 * fix: block instrumentation: NULL pointer dereference
903 * Update rcu instrumentation to 3.9.[0-4]
904 * Fix CPU hotplug section mismatches
905 * Add system calls definitions for powerpc-32
906 * Remove bashism in lttng-syscalls-generate-headers.sh
907 * Update ARM (32 bit) syscall tracepoints to 3.4
909 2013-05-09 LTTng modules 2.2.0-rc2
910 * Remove useless lttng_metadata probe
911 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
912 * Fix: 3.9.0 block layer instrumentation build
913 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
914 * Stop build if CONFIG_TRACEPOINTS is not set
915 * Add comments to endifs.
916 * Fix: remove ARM set_tls system call override
917 * Cleanup: arm sys_mmap whitespace
918 * Clean up using global_dirty_limit wrapper for writeback probe
920 2013-03-29 LTTng modules 2.2.0-rc1
922 * Fix: vmscan instrumentation build
923 * writeback instrumentation: remove duplicated structures
924 * block: update instrumentation to 3.9 rc kernel
925 * rcu: update to 3.9 rc kernel instrumentation
926 * workqueue instrumentation: remove duplicated structures
927 * Rename odd event names
928 * Introduce API to remap event names exposed by LTTng
929 * lttng-module: sched.h: Fix compilation on 3.9 kernel
930 * Fix Linux 3.8 btrfs probe warning
931 * Fix Linux 3.8 ext4 probe support
932 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
933 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
934 * instrumentation sched: add missing fork pid info
935 * Fix check in lttng_strlen_user_inatomic
936 * instrumentation: sync with Linux commit a1ce392
937 * Fix: statedump: missing locking, use lttng_iterate_fd
938 * Implement lttng_iterate_fd wrapper
939 * Instrumentation cleanup: kmem events should print hex pointers
940 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
941 * Fix: statedump hang/too early completion due to logic error
942 * Fix: statedump hang due to incorrect wait/wakeup use
943 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
944 * wrapper/perf.h: Fix kernel version condition
945 * Add new kernel probes instrumentation
946 * Update kernel probes to more detailed match to kernel versions
947 * Fix possible kernel build errors with linux-patches
948 * Add missing MIT license text to 3 files under this license
949 * Update sites using kernel version checking macro to new range
950 * Make upper bound of kernel version checking macro exclusive
951 * sock instrumentation: fix fields to get referenced values
952 * ext3 instrumentation: fix of assignment code conversion
953 * sched instrumentation: rename "pid" fields in sched_process_exec
954 * Remove remaining semicolons in TP_fast_assign blocks
955 * Fix compilation for 3.0 kernels that are named 2.6.40
956 * Fix compilation for 3.0 branch (>= 3.0.39)
957 * Add kernel version checking macro
958 * Remove semicolons in TP_fast_assign blocks
959 * Add ifdefs to net probe to support Linux 2.6.39
960 * Add kernel probes for supplementary subsystems
961 * Check if interrupt action name is not null in statedump
962 * Fix exec instrumentation: only for kernels 3.4.0 and higher
963 * Add TRACE_EVENT(sched_process_exec) to sched.h
964 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
965 * Fix warning with 3.6.0 kernel
966 * ABI with support for compat 32/64 bits
967 * Perform calculation on bit size in 64-bit
968 * Use uint64_t for packet header content size and packet size
969 * Fix: compat layer only on supported architectures
970 * Fix ring buffer 32/64 bits compat
971 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
972 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
973 * Fix: statedump missing check for NULL namespace
975 2012-09-10 LTTng modules 2.1.0-rc1
976 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
977 * Support for linux kernels 2.6.32 through 2.6.37
978 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
979 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
980 * Add env hostname information
981 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
982 * lttng_statedump_process_state for each PID NS
983 * Support the hostname context
984 * Fix: statedump namespaced pid, tid and ppid
985 * Fix: statedump: disable vm maps enumeration
986 * Fix: ensure userspace accesses are done with _inatomic
987 * Fix: vppid context should test for current nsproxy
988 * Add MIPS system call support
989 * Change mode of lttng-syscalls-generate-headers.sh to 755
990 * cleanup: fix typo in syscall instrumentation header
991 * Cleanup: remove trailing whitespace in README
992 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
993 * LTTng: probe-statedump: add #include <linux/sched.h>
994 * fix: signal_generate event should print utf8 for comm field
995 * Makes write operation a parameter for tp_memcpy macro
996 * Add coding style document
997 * Update instrumentation/events README file
998 * Add makefile target for preprocessor
999 * Fix: free_event_id check should compare unsigned int with -1U
1000 * Use unsigned long type for events discarded counter
1001 * Fix: update signal instrumentation for 3.4 kernel
1002 * LTTng Modules ARM syscall instrumentation
1003 * Fix: generate header missing echo -e for escape chars
1004 * Fix: add missing uaccess.h include (for ARM)
1005 * README: Document that CONFIG_MODULES is required
1007 * Fix: document required and optional kernel config options in README
1009 2012-03-29 LTTng modules 2.0.1
1010 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
1012 2012-03-20 LTTng modules 2.0.0
1013 * First STABLE version
1016 2012-03-20 LTTng modules 2.0.0-rc4
1017 * Update README and add version name place-holder
1019 2012-03-16 LTTng modules 2.0.0-rc3
1020 * Fix clock offset 32-bit multiplication overflow
1021 * Fix : wrong assign of fd in state dump
1022 * License cleanup, ifdef namespace cleanup
1023 * Fix: ensure power of 2 check handles 64-bit size_t entirely
1025 2012-03-02 LTTng modules 2.0.0-rc2
1026 * Fix: dmesg printout should not print metadata warnings
1027 * Fix: use transport name as channel name
1028 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
1030 2012-02-20 LTTng modules 2.0.0-rc1
1031 * Standardize version across toolchain
1032 * statedump: Use old macro name for kernel 2.6.38
1034 2012-02-16 LTTng modules 2.0-pre15
1035 * Add timer instrumentation
1036 * fix: need to undef mainline define
1037 * fix: Include signal.h instead of irq.h for prototype match check
1038 * Add signal instrumentation
1040 2012-02-16 LTTng modules 2.0-pre14
1041 * syscall tracing: sys_getcpu
1042 * Add sys_clone x86 instrumentation
1043 * statedump: fix include circular dep
1044 * Implement state dump
1046 2012-02-09 LTTng modules 2.0-pre13
1048 * environment: write sysname, release, version, domain to metadata
1049 * Allow open /proc/lttng for read & write
1051 2012-02-02 LTTng modules 2.0-pre12
1052 * Add x86 32/64 execve syscall instrumentation override
1053 * Remove unused defines
1054 * Add padding to ABI
1055 * Use LTTNG_KERNEL_SYM_NAME_LEN
1056 * Update version to 1.9.9
1057 * Add missing double-quotes to clock uuid
1058 * clock: read bootid as clock monotonic ID
1061 * clock: output clock description in metadata
1062 * Properly fix the timekeeping overflow detection
1064 * rename lib-ring-buffer to lttng-lib-ring-buffer
1066 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1069 * Remove debugfs file (keep only proc file)
1070 * Rename lttng-debugfs-abi files to lttng-abi
1072 2011-12-13 LTTng modules 2.0-pre11
1073 * Fix OOPS caused by reference of config pointer
1074 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1075 * lttng lib: ring buffer move null pointer check to open
1076 * lttng lib: ring buffer remove duplicate null pointer
1077 * lttng lib: ring buffer: remove stale null-pointer
1078 * lttng wrapper: add missing include to kallsyms wrapper
1079 * lttng: cleanup one-bit signed bitfields
1081 * Update symbol name length max size to 256
1082 * Fix last modifications to string_from_user operations
1083 * Document that depmod needs to be executed by hand
1084 * Fix strlen_user fault space reservation
1085 * Fix tp_copy_string_from_user handling of faults
1086 * Disable block layer tracing support for kernels < 2.6.38
1087 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1088 * Update trace clock warning to match the current development plan
1089 * ringbuffer: make ring buffer printk less verbose
1090 * Makefile: do not run depmod manually
1092 2011-09-30 LTTng modules 2.0-pre10
1093 * x86-32: override sys_mmap syscall instrumentation
1096 2011-09-29 LTTng modules 2.0-pre9
1097 * x86 32 syscalls: fix !CONFIG_UID16
1098 * Use __string_from_user
1099 * Add __string_from_user
1100 * Rename "comm" context to "procname"
1101 * Fetch "type" name field for mount syscall
1102 * Create common override file for all architectures
1103 * Shrink stack size usage
1104 * Cleanup: remove unused lttng-compat-syscalls.c file
1105 * Support detailed compat syscalls on x86_64
1107 * Add disabled compat syscalls detail (work in progress)
1108 * Add config compat support for detailed x86_32 syscalls
1109 * Handle newer 3.1+ perf API
1110 * Add dummy x86-32 override headers
1111 * Bind x86-32 syscall headers
1112 * Add x86-32 syscall headers
1113 * Add check for KALLSYMS_ALL in syscall extraction script
1114 * Automate string extraction for syscalls
1115 * Automate syscall filename/pathname extraction
1116 * Add exit to ring_buffer_frontend so module is unloadable
1117 * Add sys_open filename (x86_64)
1118 * Add missing memcpy callback
1119 * copy_from_user and memset
1120 * Add missing alignment after header write
1121 * lib ring buffer: add frontend init as module_init
1122 * lib ring buffer frontend: add missing lock initialization
1123 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1124 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1125 * Create override for sys_mmap
1126 * Rename syscalls -> syscall in LTTng ABI
1127 * Use different event name for compat syscalls
1128 * Allow trace syscall table override
1129 * Add dummy override files
1130 * syscall detail: add override capability
1131 * Add pointer pretty-print heuristics
1133 * Rename sys exit errno into ret
1134 * Enable detailed syscalls only for native x86_64
1135 * Use "unknown" for compat syscalls
1136 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1139 * Only enable detailed syscalls for x86_64 for now
1140 * Merge unknown syscall method with extended detail method
1141 * Add underscore prefix before event names
1142 * Add syscalls pointers detailed syscall tracing
1143 * Use perl for regexp
1144 * Support generation of syscall probes for those with pointers
1145 * Support detailed syscalls with 0 arguments
1146 * detailed syscall tracing (work in progress)
1147 * Expose /proc/lttng file
1148 * Implement detailed syscall event probe
1149 * Disable perf build for < 2.6.33 kernels
1150 * Syscall detail mode: generate syscall table
1151 * block instrumentation: write cmd as hex sequence
1152 * lttng-events TRACE_EVENT generator cleanup
1153 * block layer instrumentation: fix cmd field
1154 * Remove 0 args syscalls for now from type-aware syscall cb generator
1155 * Generate trace syscall table macros
1156 * Put syscall tracing without arg types back in place
1157 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1158 * lttng events probes: don't clash with "ctx" variable name
1159 * lib ring buffer must take private pointer copy before decrementing refcount
1161 2011-08-16 LTTng modules 2.0-pre8
1162 * Fix metadata buffer wait/wakeup
1164 2011-08-12 LTTng modules 2.0-pre7
1165 * Add missing module refcount to lttng_tracepoint_list_fops
1166 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
projects / lttng-modules.git / blob