Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
[lttng-modules.git] / ChangeLog
CommitLineData
c3cd2096
MD
12020-08-04 (National Chocolate Chip Cookie Day) LTTng modules 2.11.5
2 * fix: no __lttng_vmalloc_node_range() prior to v2.6.38
3 * Fix: Lock metadata cache on session destroy
4 * Fix: metadata stream leak, missing list removal and locking
5 * Fix: coherent state not changed atomically with metadata written
6 * fix: include module.h for EXPORT_SYMBOL_GPL
7 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
8 * fix: version range for overflow_callback
9 * fix: global_dirty_limit was introduced in v3.1
10 * fix: wrapper_uprobe_unregister is a void function
11 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
12 * fix: vmalloc on v5.8 without KALLSYMS
13 * Detect missing symbols used with kallsyms_lookup at compile time
14 * Use exported symbol bdevname() instead of disk_name()
15 * Add git-review config
16 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
17 * fix: backport of block_bio_complete for <= v2.6.38
18 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
19 * fix: block: remove the error argument to the block_bio_complete (v5.8)
20 * fix: pipe_buf_operations rework (v5.8)
21
73ee0075
MD
222020-06-02 (National Leave the Office Early Day (or Simply Stay Home ?) LTTng modules 2.11.4
23 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
24 * fix: vmalloc_sync_mappings was backported to v5.5.12
25 * Update: Additional kernel ranges for vmalloc_sync_mappings
26 * Update: Use vmalloc_sync_mappings for stable kernels
27 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
28 * fix: add missing guid_t type to wrapper
29 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
30 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
31 * Unbreak LTTng for kernel 5.7
32 * Move lttng wrappers into own module
33 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
34 * Drop uuid.h wrapper
35 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
36 * instrumentation: update mm_vmscan for kernel >= 5.7.0
37
c43a7f87
MD
382020-04-08 (The Day After National Beer Day) LTTng modules 2.11.3
39 * fix: uaccess wrapper for CentOS >= 4.18.0-147
40 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
41 * fix: signal instrumentation for CentOS >= 4.18.0-147
42 * fix: kvm instrumentation for CentOS >= 4.18.0-147
43 * fix: rcu instrumentation for CentOS >= 4.18.0-80
44 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
45 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
46 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
47 * Remove lttng-ftrace integration
48 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
49 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
50 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
51
17c41395
MD
522020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.11.2
53 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
54 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
55 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
56 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
57 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
58 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
59 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
60 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
61 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
62 * fix: use timespec64 on kernels that have it
63 * fix: move lttng_close_on_exec to proper wrapper
64 * fix: 'struct timex' removed upstream (v5.6)
65 * Fix: statedump: check task_active_pid_ns return value for NULL
66 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
67
a6dab86b
MD
682020-01-29 (National Puzzle Day) LTTng modules 2.11.1
69 * fix: function prototype in wrapper/mm.h
70 * sunrpc: introduce lttng_get_clid helper
71 * Fix: sunrpc: use signed integer for client id
72 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
73 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
74 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
75 * fix: btrfs: tracepoints: constify all pointers (v5.5)
76 * fix: btrfs block group struct refactor (v5.5)
77 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
78 * Update .gitignore from upstream
79 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
80
78f20682
MD
812019-10-17 (Wear Something Gaudy Day) LTTng modules 2.11.0
82 * (no change)
83
18466566
MD
842019-10-11 (National Sausage Pizza Day) LTTng modules 2.11.0-rc7
85 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
86 * Cleanup: Silence gcc fall-through warning
87 * Fix: update sched prev_state instrumentation for upstream kernel
88
439f29a4
MD
892019-09-07 (Walter White's Anniversary) LTTng modules 2.11.0-rc6
90 * Fix: gcc-9.1 stack frame size warning
91 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
92 * Add metadata env fields
93 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
94 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
95 * Fix: missing define when not building with gcc
96 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
97
a1f73fea
MD
982019-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.11.0-rc5
99 * Fix: Don't print ring-buffer's records count when it is not used
100 * Fix: do not set quiescent state on channel destroy
101 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
102 * Introduce callstack stackwalk implementation header
103 * Prepare callstack common code for stackwalk
104 * Introduce callstack legacy implementation header
105 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
106 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
107 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
108 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
109 * fix: timer/trace: Improve timer tracing (v5.2)
110 * Cleanup: bitfields: streamline use of underscores
111 * Silence compiler "always false comparison" warning
112 * Fix: bitfield: shift undefined/implementation defined behaviors
113 * Fix: timestamp_end field should include all events within sub-buffer
114 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
115 * lttng abi documentation: clarify getter usage requirements
116 * Fix: don't access packet header for stream_id and stream_instance_id getters
117 * Fix: atomic_long_add_unless() returns a boolean
118 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
119 * Fix: pipe: stop using ->can_merge (v5.1)
120 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
121 * Fix: mm: create the new vm_fault_t type (v5.1)
122 * Fix: extra-version-git.sh redirect stderr to /dev/null
123
50fed592
MD
1242019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc4
125 * Fix: timer instrumentation for RHEL 7.6
126
51c55a61
MD
1272019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc3
128 * Move timekeeping blacklisting to a header file
129 * Blacklist: kprobe for arm
130 * Cleanup: tp mempool: Remove logically dead code
131 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
132 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
133 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
134 * Fix: Remove 'type' argument from access_ok() function (v5.0)
135 * Add missing SPDX license identifiers to uprobes
136 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
137 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
138 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
139
b6ea9925
MD
1402018-11-01 (National Men Make Dinner Day) LTTng modules 2.11.0-rc2
141 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
142 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
143 * Fix: adapt to kernel relative references
144 * Fix: implicit declarations caused by buffer size checks.
145 * Prevent allocation of buffers if exceeding available memory
146 * Fix: btrfs instrumentation namespacing
147 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
148 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
149 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
150 * Fix: access migrate_disable field directly
151 * Fix: out of memory error handling
152
1e7d7200
MD
1532018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
154 * Fix: uprobes: missing break in lttng_event_ioctl()
155 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
156 * Fix: instruction pointer has different names across arch
157 * Fix: build failures when CONFIG_UPROBES is absent
158 * uprobe: Support multiple call sites for the same uprobe event
159 * uprobe: Receive file descriptor from session instead of path to file
160 * uprobe: Mark uprobe event as registered
161 * Add uprobes support
162 * Fix: adjust SLE version ranges to build with SP2 and SP3
163 * Fix: Allow alphanumeric characters in SLE version
164 * Fix: Adjust range for SuSE 4.4.103-92 kernels
165 * Cleanup: move to kernel style SPDX license identifiers
166 * Cleanup: move scripts to subdirectory
167 * Cleanup: modinfo keys
168 * Add extra version information framework
169 * Revert "Add btrfs file item tracepoints"
170 * Fix: btrfs: Remove unnecessary fs_info parameter
171 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
172 * Fix: asoc: Remove snd_soc_cache_sync() implementation
173 * Fix: asoc: fix printing jack name
174 * Fix: asoc: Consolidate path trace events
175 * Fix: ASoC level IO tracing removed upstream
176 * Enable userspace callstack contexts only on x86
177 * Prevent re-entrancy in callstack-user context
178 * Callstack context: bump number of entries to 128
179 * Fix: callstack context alignment calculation
180 * Cleanup callstack context
181 * Fix callstack context: write empty sequence if no stack trace
182 * Fix: callstack context: false-sharing, bad memory size allocation
183 * callstack context: use delimiter when stack is incomplete
184 * Cleanup callstack context
185 * Add kernel and user callstack contexts
186 * Assign CPU id before saving the context size
187 * Define max nesting count constant
188 * Compute variable sized context length
189 * Pass arguments for context size computation
190 * Add 9p probe
191 * Update delayed ref tracepoints for v3.12
192 * Add btrfs file item tracepoints
193 * Add btrfs tracepoint for em's EEXIST case
194 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
195 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
196 * Fix: lttng filter validator ERANGE error handling
197 * Fix: filter interpreter: use LTTNG_SIZE_MAX
198 * Filter: add FILTER_OP_RETURN_S64 instruction
199 * Perform bitwise ops on unsigned types
200 * Filter: catch shift undefined behavior
201 * Filter: add lshift, rshift, bit not ops
202 * Filter: index array, sequences, implement bitwise binary operators
203 * Fix: pid tracker should track "pgid" for noargs probes
204 * lttng-tp-mempool: perform node-local allocation
205 * Fix: update RCU instrumentation for 4.17
206 * Fix: sunrpc instrumentation for 4.17
207 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
208 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
209 * Update: kvm instrumentation for ubuntu 4.13.0-38
210 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
211 * Fix: btrfs instrumentation namespacing
212 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
213 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
214 * Fix: update kvm instrumentation for 4.1.50+
215 * Use the memory pool instead of kmalloc
216 * Create a memory pool for temporary tracepoint probes storage
217 * Fix: use proper pid_ns in the process statedump
218 * Fix: add variable quoting to shell scripts
219 * Update: kvm instrumentation for fedora 4.14.13-300
220 * Fix: Add Fedora version macros
221 * Add preemptirq instrumentation
222 * Clean-up: fix stale #endif comments
223 * Command to dump the metadata cache again
224 * Add a new /dev/lttng-logger interface
225 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
226 * Fix: update block instrumentation for SuSE 4.4.114-92
227 * Fix: update rcu instrumentation for v4.16
228 * Fix: update vmscan instrumentation for v4.16
229 * Fix: update timer instrumentation on 4.16 and 4.14-rt
230 * Update kvm instrumentation for debian kernel 4.14.0-3
231 * Fix: network instrumentation protocol enum
232 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
233 * Fix: update block instrumentation for SuSE 4.4.73-5
234 * Fix: global_dirty_limit for kernel v4.2 and up
235 * Fix: network instrumentation handling of corrupted TCP headers
236 * Fix: add missing uaccess.h include from kstrtox.h wrapper
237 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
238 * Fix: btrfs_delayed_ref_head was unwired since v3.12
239 * Update kvm instrumentation for debian kernel 4.9.65-3
240 * Fix: debian kernel version parsing
241 * Fix: block instrumentation 4.14+ NULL pointer dereference
242 * Update: kvm instrumentation for 3.16.52 and 3.2.97
243 * Fix: kvm instrumentation for 4.15
244 * Update sock instrumentation for 4.15
245 * Update kvm instrumentation for 4.15
246 * Fix: ACCESS_ONCE() removed in kernel 4.15
247 * Fix: sched instrumentation on stable RT kernels
248 * timer API transition for kernel 4.15
249 * Fix: Don't nest get online cpus
250 * Fix: lttng_channel_syscall_mask() bool use in bitfield
251 * Fix: update kmem instrumentation for kernel 4.15
252 * Fix: lttng_kvmalloc helper NULL pointer OOPS
253 * Update version to 2.11.0-pre
254 * Fix: lttng-logger get_user_pages_fast error handling
255 * Fix: update block instrumentation for 4.14 kernel
256 * Revert "Fix: update block instrumentation for kernel 4.14"
257 * Fix: version check error in btrfs instrumentation
258 * Fix: update btrfs instrumentation for kernel 4.14
259 * Fix: update writeback instrumentation for kernel 4.14
260 * Fix: update block instrumentation for kernel 4.14
261 * Fix: vmalloc wrapper on kernel < 2.6.38
262 * Fix: vmalloc wrapper on kernel >= 4.12
263 * Add kmalloc failover to vmalloc
264 * Fix: mmap: caches aliased on virtual addresses
265 * Fix: update ext4 instrumentation for kernel 4.13
266 * Fix: Sleeping function called from invalid context
267 * Fix: sched for v4.11.5-rt1
268 * Make vim users life easier
269 * Rename Makefile.ABI.workarounds to Kbuild.common
270 * Fix: handle missing ftrace header on v4.12
271 * Fix: pid tracker should track "pgid"
272 * Cleanup: typo in lttng pid tracker
273 * Fix: Build ftrace probe on kernels prior to 4.12
274 * Fix: update ftrace probe for kernel 4.12
275 * Fix: update block instrumentation for kernel 4.12
276 * Calculate context length outside of retry loop
277 * Fix: Add support for 4.9.27-rt18 kernel
278 * Fix: update btrfs instrumentation for kernel 4.12
279 * Fix: update ringbuffer for kernel 4.12
280 * Fix: update sched instrumentation for kernel 4.12
281 * Fix: ext3 was completely removed from the kernel in v4.3
282 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
283 * Fix: add "flush empty" ioctl for stream intersection
284 * Revert "Fix: flush empty packets on snapshot channel"
285 * Revert "Fix: don't perform extra flush on metadata channel"
286
a7528254
MD
2872017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
288 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
289 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
290 * Fix: Always build vmscan probe
291 * Cleanup: formatting in strutils_star_glob_match explanation
292 * Fix: introduce LTTNG_SIZE_MAX for older kernels
293 * Use SIZE_MAX instead of -1ULL for size_t parameter
294 * filter: use SIZE_MAX for size_t
295 * Fix: out of bound array access in filter code
296 * Add support for star globbing patterns in event names
297 * Filtering: add support for star-only globbing patterns
298 * Add string utilities
299 * lttng-abi.c: cleanup whitespaces
300 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
301 * Fix: kref changes for kernel 4.11
302 * Fix: atomic_add_unless() returns true/false rather than prior value
303 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
304 * Fix: update scsi instrumentation for kernel 4.11
305 * Fix: changes to the vm_op fault cb prototype in libringbuffer
306 * Fix: update btrfs instrumentation for kernel 4.11
307 * Fix: update mm_vmscan instrumentation for kernel 4.11
308 * Fix: section mismatch warning caused by __exit annotation
309 * socketpair: extend syscall socketpair tracing information
310 * Remove events/mainline unused headers
311 * update event README
312 * Fix: nmi-safe clock on 32-bit systems
313 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
314 * Fix: 4.10 hotplug adaptation backward compat
315 * Fix: 4.10 btrfs instrumentation update backward compat
316 * Update btrfs instrumentation for 4.10 kernel
317 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
318 * btrfs instrumentation: update to 4.10 kernel
319 * timer instrumentation: adapt to ktime_t without union
320 * Add load/unload messages to kernel log
321 * Update version to 2.10.0-pre
322 * Fix: asoc instrumentation for RHEL 7.3
323 * Fix: SCSI instrumentation for SLES12 SP2
324 * Add SUSE Linux Enterprise kernel version tests
325 * Filter code relicensing to MIT license
326 * Add task cpu in process statedump
327 * Performance: add missing unlikely in reserve
328 * Fix: preemptible and migratable context error handling
329 * Fix: bump stable kernel version ranges for clock work-around
330
f8af63a2
MD
3312016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
332 * Fix: i2c: support kernels < 3.15
333 * Fix: show warning for broken clock work-around
334 * Bump minor ABI version
335 * Fix: work-around upstream Linux timekeeping bug
336 * Add support for i2c tracepoints
337 * Cleanup: makefile version checks with single "ge"
338 * Performance: special-case NULL in lttng_strlen_user_inatomic
339 * Fix: lttng_inline_memcpy does not take a __user argument
340 * Performance: implement lttng_inline_memcpy
341 * Performance: cache the backend pages pointer in context
342 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
343 * Performance: Only dereference commit index once
344 * Performance: Mark channel and buffer event disabled check unlikely
345 * Performance: Relax atomicity constraints for crash handling
346 * Performance: mark ring buffer do_copy callers always inline
347 * Performance: mark lib_ring_buffer_write always inline
348 * Kconfig: select TRACEPOINTS when built-in
349 * Performance: disable event counting by default
350 * Fix: handle large number of pages or subbuffers per buffer
351 * Fix: unregister cpu hotplug notifier on buffer alloc error
352 * Fix: sa_family is of type unsigned short
353 * Fix: check for sizeof sa_family to save sa_family in accept and connect
354 * Fix: use printk_once() for wrapper warning messages
355 * Fix: btrfs instrumentation for 4.8 kernel
356 * Fix: update mm_vmscan instrumentation for kernel 4.8
357 * Fix: napi instrumentation for 4.8 kernels
358 * Fix: update block instrumentation to compile on 4.8 kernels
359 * Cleanup: reuse code in accept() and accept4() instrumentation
360 * Add x86-64 override for accept4 syscall
361 * Fix: timer wrapper: support kernels >= 4.8
362 * Performance: split check deliver fast/slow paths
363 * Fix: x86-64 accept instrumentation
364 * Fix: Add support for 4.6.4-rt8 kernel
365 * Fix: update scsi instrumentation for 4.7+ kernels
366 * Fix: Use fs_initcall instead of rootfs_initcall
367 * Fix: Add kernel configuration for lttng clock plugin
368 * Fix: the clock plugin must be initiated before first use of the clock
369 * Fix: tests/Kbuild for older kernels
370 * Cleanup: __dynamic_len_idx set but not used warning
371 * Cleanup: coding style and comments of net.h
372 * net: Add TCP header data to net_* tracepoints
373 * net: Add IPv4/IPv6 header data to net_* tracepoints
374 * Fix: endianness for the container type of enum
375 * enumeration autoincrement: use if/else logic
376 * Cleanup trailing whitespaces
377 * lttng-test probe: test ctf_enum_auto()
378 * Add ctf_enum_auto() for autoincrementing enumeration values
379 * Implement session statedump command
380 * Fix: annotate bytecode interpreter for kernel stack validator
381 * Update version to 2.9.0-pre
382 * Fix: ring buffer: honor switch parameter type in remote switch
383 * Fix: only flush non-metadata channels
384 * Fix: don't perform extra flush on metadata channel
385 * select, poll and epoll_wait overrides on ARM 32-bit
386 * Fix: flush empty packets on snapshot channel
387 * Fix: do not generate packet at destroy after stop
388 * Fix: compat ioctl for flush/get metadata version
389 * Fix: ctf_string() should handle NULL pointers
390 * Fix: portability: no arith on void pointer
391 * Fix: add missing tests/Kbuild
392 * Test clock override plugin
393 * Fix: add modules target to base Makefile
394 * Fix: make clean does not include dot-config
395 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
396 * Documentation: document that CONFIG_MODULES not required when builtin
397 * Fix: add missing errno include in random wrapper
398 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
399 * Fix: copy_from_user size when limited allocation
400 * Extract the payload of epoll_wait/epoll_pwait
401 * Extract the payload for epoll_ctl
402 * Extract the FDs and flags from poll and ppoll
403 * Extract the FD sets in select and pselect6
404 * Add ctf_integer_bitfield_type
405 * Implement enumeration type
406 * Implement custom field support
407 * Implement variant type
408 * Implement shadow stack for dynamic len
409 * libringbuffer: implement event too big API
410 * Implement structure, compound array/sequence types
411 * Fix: integer endianness metadata generation
412 * Fix: endianness of integers received by filter
413 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
414 * Fix: RHEL kernel 3.10.0-327.13.1 compat
415 * Fix: ctf_user_integer should not trigger page fault
416 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
417 * Add comment describing ioctl number duplication
418 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
419 * Fix: Remove dead code from filter interpreter
420 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
421 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
422 * Fix: use of uninitialized ret value in lttng_abi_create_event
423 * Fix: kmem instrumentation: remove unused gfpflags.h include
424 * Fix: 4.6 kernel: use in_compat_syscall
425 * Fix: use BUG_ON instead of accessing array subscript above array bounds
426 * Fix: Add granularity to RHEL kernel version checks
427
0dca9206
MD
4282016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
429 * Bump minor tracer ABI version
430 * Fix: build against out-of-tree kernel build
431 * probes/Kbuild: remove upper level header path
432 * Move leftover relative include paths to system paths
433 * syscall instrumentation: use system headers
434 * tracepoint event instrumentation: use system headers
435 * Use system include path in wrappers
436 * libs: use system include paths
437 * Use system header paths in core implementation files
438 * Use system include paths in root directory headers
439 * Use system include paths in probes
440 * Update gitignore
441 * Use system include paths in lttng-types.h
442 * Use system include paths in lttng-tracepoint-event-impl.h
443 * Use system include path in probes/define_trace.h
444 * Use system include paths in probes/lttng-tracepoint-event-impl.h
445 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
446 * Add makefile directory to include path
447 * Fix: event ctx get size should be after chan ctx
448 * Fix: filter interpreter with userspace strings
449 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
450 * Fix: format address fields as hexadecimal
451 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
452 * Fix: system call instrumentation overrides
453 * Fix: page_alloc wrapper incorrect parenthesis
454 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
455 * Fix: add struct user_msghdr forward declaration for older kernels
456 * Cleanup: Remove unused lttng-types module
457 * Fix: add missing versions and init call for page_alloc wrapper
458 * Fix: Define lttng-tracer metadata only once
459 * Fix: Add CONFIG_LTTNG to modules_install target
460 * Fix: Use kbuild env instead of a custom var KERNELDIR
461 * Update clock offset comment
462 * clock offset: print negative value in metadata
463 * Fix: handle negative clock offset
464 * Fix: sched instrumentation for 4.1-rt11
465 * Add RT patch version macros
466 * Expect filter context identifiers starting with $ctx.
467 * ARM64: wire up compat system calls
468 * Add support for arm64 syscalls
469 * Fix: Ubuntu kernel range for block_rq_complete
470 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
471 * Fix: update vmscan instrumentation for kernel 4.5
472 * Fix: check reference counts for overflow
473 * Fix: RHEL 7.2 scsi instrumentation
474 * Fix: RHEL 7.2 kvm instrumentation
475 * Kconfig: describe both module and in-kernel compilation options
476 * Add comments and indentation to Makefile
477 * Add support for built-in kernel build
478 * Rename sub makefiles to Kbuild
479 * Cleanup sub makefiles
480 * Make goals configurable with CONFIG_LTTNG
481 * Fix: Use generic raw_irqs_disabled_flags
482 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
483 * Fix: update sched instrumentation for kernel 4.4.0
484 * Bump version number for development branch
485 * Fix: interruptible context: reversed logic
486 * Contexts for RT debugging
487 * Fix: instrumentation: v4lv2 missing include
488 * Fix: header size larger than 256 bytes
489 * Instrument x86 page faults
490 * Fix: irq_vectors TRACE_SYSTEM name
491 * Instrument x86_irq_vectors
492 * Fix: tracepoint listing misses last loaded probe
493 * Fix: lttng trace-clock needs to disable preemption
494 * Tracepoint event: add "TP_code_post()"
495 * Implement array and sequence bitfields
496 * Fix: kmem: add mm.h include
497 * Add page frame number (pfn) to kmem page events
498 * Use pfn rather than struct page in ring buffer array
499 * Implement clock plugin support
500 * Command to regenerate the metadata of a session
501 * Fix: writeback instrumentation update for 4.3 Linux kernel
502 * Fix: update sched wakeup instrumentation for 4.3 kernel
503 * Fix: lttng-test build failure for kernels < 3.0
504 * Use 3.18 syscall instrumentation for MIPS32
505 * Update the MIPS32 syscall instrumentation to 3.18
506 * Fix: Move pipe override to the arch specific pointers_override.h
507 * Implement lttng test module
508 * Cleanup: remove logically dead code
509 * Fix: filter validator use after free
510 * Fix: use after free in channel release
511 * Fix: non-enabler events should be disabled by default
512 * Fix: build failure on 2.6.36
513 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
514 * Fix: writeback instrumentation for 4.2 kernels
515 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
516 * Add stream instance id to the packet header
517 * Add a packet sequence number
518 * Fix: kmem probe with Ubuntu 3.13 kernels
519 * Fix: disable kvm probe if lapic.h isn't found
520 * Fix: timer instrumentation for 4.2 kernels
521 * Fix: ext4 instrumentation for 4.2 kernels
522 * Fix: kvm instrumentation for 4.2 kernels
523 * Fix: allow LTTng to be built within kernel tree
524
5252015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
526 * Fix: Building the event list fails on fragmented memory
527 * Fix: use after free on metadata cache reallocation
528 * Fix: version checks for kernel 4.0
529 * Fix: Incorrect Ubuntu kernel patchlevel
530 * Fix: cpu-id context should use int type
531 * Implement cpu-id context
532 * Implement cpu_id context for filtering
533 * Fix: context printk mismatch on error
534 * Cleanup: misleading comment about deferrable timer
535 * Fix: arm-32 build
536 * Fix: Update kmem event for Ubuntu's 3.16 kernel
537 * Fix: RHEL 7.1 block instrumentation
538 * Fix: add RHEL version macros
539 * Fix: add missing parenthesis in ubuntu version check
540 * Fix: remove regmap instrumentation for kernels < 4.1
541 * Fix: Update kmem event for recent Ubuntu kernel
542 * Fix: missing statedump end event when block device listing available
543 * Fix: don't generate incorrect macros for debian/ubuntu version check
544 * Revert "Fix: build against Ubuntu kernels"
545 * Fix: build against Ubuntu kernels
546 * Add namespace info in sched_fork and statedump
547 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
548 * Fix: printk instrumentation: remove "condition" tracepoints
549 * Fix: regmap build against kernel 4.0 kernel headers
550 * Add mmu_valid_gen field to mmutrace events
551 * Fix: add missing x86 mmutrace kernel header include
552 * Fix: x86 mmutrace event extra field for kernels >= 3.11
553 * Fix: remove execute flag from kvm.h file
554 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
555 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
556 * Fix: 4.1-rc1 Linux build and regmap instrumentation
557 * Fix: don't clash with older Debian kernel versions
558 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
559 * Fix: discover Debian API
560 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
561 * Fix: atomic.h wrapper for kernels < 2.6.37
562 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
563 * Fix: add missing types.h include for older kernels
564 * Fix: add hlist lttng wrappers
565 * Fix: add struct file_handle forward declaration
566 * Fix: string length calculation reversed user vs kernel args
567 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
568 * Fix: add lttng rcu wrapper to allow tracing RCU
569 * Fix: double-unlock of session mutex
570 * Fix: check that class and instance prototype match
571 * Fix: lttng-events.h check function takes void
572 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
573 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
574 * Fix: Include utsrelease.h in lttng-kernel-version.h
575 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
576 * Fix: old kernels need module.h included before vermagic.h
577 * Fix: net instrumentation for kernels 2.6.39 and below
578 * Fix: version condition in makefile
579 * Implement wrapper around get_pfnblock_flags_mask
580 * Be more restrictive in provider name check
581 * Fix: net instrumentation namespacing
582 * Fix: compaction instrumentation namespacing
583 * Fix: Support 4.x kernel versions in Makefile
584 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
585 * Fix: add missing module.h include to lttng-probe-user.c
586 * Fix: use lttng hlist wrapper in wildcard and filter
587 * Fix: namespace asoc and kmem instrumentation
588 * Fix: update instrumentation after wildcard rebase
589 * Fix: lttng_abi_syscall_list does not need to be exported
590 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
591 * Remove now unused syscalls.h from lttng-modules
592 * Filter: start with enabler "disabled"
593 * Fix coverity warning about sizeof(void **) != sizeof(void *)
594 * Fix length type and text sequence base
595 * Fix: TP_FIELDS: add missing headers
596 * Migrate syscall instrumentation to TP_FIELDS
597 * Migrate tracepoint instrumentation to TP_FIELDS
598 * Implement filtering infrastructure
599 * syscall wildcards: apply syscall filtering
600 * Implement syscall wildcard support
601 * Implement tracepoint wildcard support
602 * Namespace all tracepoints
603 * Implement list.h wrapper for hlist in older kernels
604 * Implement listing of pid tracker content
605 * Implement PID tracking
606 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
607 * Fix: update writeback instrumentation for kernel 4.0+
608 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
609 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
610 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
611 * Fix: missing parenthesis in offset_align_floor
612 * Fix: implement time.h wrapper for FD_ISSET
613 * Fix: update sched instrumentation for 3.19+ kernels
614 * Fix: update rcu instrumentation for 3.19+ kernels
615 * Fix: update scsi instrumentation for 3.19+ kernels
616 * Fix: update module instrumentation for 3.19+ kernels
617 * Fix: Add f_dentry wrapper for 3.19+ kernels
618 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
619 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
620 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
621 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
622 * Conditional compilation introduced by lttng-modules commit
623 * Fix: compaction instrumentation update for 3.14.x stable kernels
624 * Fix: context alignment not properly handled
625 * Fix compilation on Linux kernel >= 3.18.0
626 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
627
af991434
MD
6282014-10-20 LTTng modules 2.6.0-rc1
629 * Expose lttng-modules ABI version ioctl
630 * Fix: syscall list ioctl number conflict
631 * lttng-modules: fix build for non-x86
632 * Fix: syscall listing of session
633 * Print build warning when writeback probe is disabled
634 * Add atomic.h wrapper for before/after atomic
635 * Fix compilation on Ubuntu 14.10
636 * Fix: export name as text array in writeback
637 * Cleanup: remove unused trace_clock_read32()
638 * Use 3.17 ktime_get_mono_fast_ns() new API
639 * Check for stale version.h files
640 * Fix: compile lttng_statedump_process_ns on Ubuntu
641 * Reverse version check logic in lttng_statedump_process_ns
642 * Fix block_rq_complete TP on Ubuntu kernel
643 * Introduce macros to check Ubuntu kernel version
644 * Sync writeback tracepoints from mainline
645 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
646 * Fix: hander negative get_syscall_nr return value
647 * Fix: statedump: close_on_exec flag backward compat
648 * Fix instrumentation of vmscan for older kernels
649 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
650 * Fix: syscall listing: handle "enable all syscall"
651 * Fix: don't allow disabling syscalls when none are enabled
652 * Fix: syscall: fail disable all if all already disabled
653 * Fix: syscall filtering: NULL pointer deref
654 * Cleanup: list syscall without syscall_entry prefix
655 * Fix: syscall_list_show NULL pointer deref
656 * implement syscall mask getter
657 * Cleanup: lttng-abi.h coding style
658 * syscall listing: show syscall ID
659 * Allow events with same name to be enabled for each channel
660 * ABI: use enable a syscall ABI field name
661 * Implement syscall listing
662 * Fix: tracepoint list anonymous file name
663 * Fix: syscall filtering: disable all syscalls
664 * syscall tracing: input/output parameter handling for all arch
665 * lttng-get-syscall-inout.sh depends on bash
666 * Fix generate syscall header script: add missing escape char
667 * syscall instrumentation: handle copy_from_user return value
668 * Rename LTTng syscall instrumentation macros
669 * Rename LTTng instrumentation macros
670 * Extract input/output arguments from accept and connect syscalls
671 * syscall: extract pipe and pipe2 output args
672 * Remove sys_ prefix from syscall names
673 * System call inout/output arg processing
674 * Update syscall inout table
675 * Add syscall inout table
676 * Extract syscall exit ret value on x86 32/64
677 * Extract system call exit return value
678 * Syscall filtering: apply to syscall exit
679 * System call filtering
680 * asoc.h: fix build with v3.17 kernel
681 * Fix: lttng-modules teardown NULL pointer OOPS
682 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
683 * Modernize README using Markdown
684 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
685 * Add cscope to gitignore
686 * Update kvm instrumentation: compile on 3.17-rc1
687 * Update statedump to 3.17 nsproxy locking
688 * Fix: noargs probes should calculate alignment and event length
689 * Update compaction instrumentation to 3.16 kernel
690 * Update vmscan instrumentation to 3.16 kernel
691
789fd1d0
MD
6922014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
693 * (no change)
694
37cbcd7c
MD
6952014-06-27 LTTng modules 2.5.0-rc2
696 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
697 * Fix: statedump handle oom case, handle errors
698 * Fix: correct typo in kernel version number
699 * Fix: blktrace instrumentation for backported branches
700 * Fix: statedump block devices OOPS
701
0d979364
MD
7022014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
703 * Add TID field to some block_* events
704 * Fix: refuse overwrite mode buffers with less than two subbuffers
705 * Fix: lttng modules system call generation script
706 * Dump FD flags and mode on state dump
707 * Fix: incorrect rwbs field type in block_bio_queue
708 * Fix: blktrace instrumentation for v3.2.58+ stable branch
709 * Fix: pass proper args when writing commit counter
710 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
711 * Fix: allow racy tracepoint string input from kernel and userspace
712 * Statedump event for block devices
713 * Fix: update v4l2 instrumentation to 3.15 kernel
714 * Fix: ext4 update instrumentation to 3.15 kernel
715 * Fix: update block instrumentation to 3.15 kernel
716 * Fix: module instrumentation: update to 3.15 kernel
717 * Adapt to 3.15 tracepoint API
718 * Kernel 3.15 don't define map unmap for pipe
719 * Fix: add missing module version in v4l2 probe
720 * Add V4L2 instrumentation
721 * Fix: rcu instrumentation: add const qualifier to char pointers
722 * Fix: add missing module version information
723 * Use kernel 3.13 syscall tables for MIPS32
724 * Add MIPS32 syscalls extracted from a 3.13 kernel
725 * Fix: block instrumentation: < 3.14 don't have bi_iter
726 * Fix: update btrfs instrumentation to kernel 3.14
727 * Fix: update block layer instrumentation to kernel 3.14
728 * Fix: remove __exit annotation
729 * Fix file permissions for lttng-statedump-impl.c
730 * LTTng logger ABI
731
fb2c3779
MD
7322014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
733 * Fix: load state dump even if work-around lookup fails
734 * Cleanup: fix comment
735 * Fix: correctly version kvm events to build against v3.0 kernel
736 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
737
4be86211
MD
7382014-02-14 LTTng modules 2.4.0-rc4
739 * Fix: use after free in ring buffer clients
740 * Fix: Add statedump exit so module is not permanent
741 * Cleanup: move callback init to static initialization
742 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
743
00808267
MD
7442014-01-29 LTTng modules 2.4.0-rc3
745 * Fix: tracepoint event name mapping at unregister
746 * Fix: tracepoint name remapping
747 * Fix: enable event error path memory corruption
748 * Update kvm instrumentation to Linux 3.13
749 * Update sched instrumentation to Linux 3.13
750 * Fix: provide more precise error report for enable event
751 * Fix: quote event name in metadata
752 * Add version info to lttng-tracer.ko modinfo
753
0aa12233
MD
7542013-12-10 LTTng modules 2.4.0-rc2
755 * Fix: client_packet_header() uses wrong packet
756 * Cleanup: fix typo in ring buffer backend comment
757 * Fix: handle unknown event type parameter
758 * Fix: eliminate timestamp overlap between packets
759 * gcc blacklist: only apply when building with gcc
760 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
761
223ca7c5
MD
7622013-11-15 LTTng modules 2.4.0-rc1
763 * Update ext4 instrumentation to Linux 3.12
764 * Update RCU instrumentation to Linux 3.12
765 * Update btrfs instrumentation to 3.12 kernel
766 * Update vmscan instrumentation to Linux 3.12
767 * update: kmem instrumentation 3.12 kernel support
768 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
769 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
770 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
771 * Add new tracepoint in KVM
772 * Blacklist kernels 3.10.13 and 3.11.2
773 * LTTng trace-clock: shrink kernel blacklist
774 * Metadata flush writes data from the cache
775 * Per-stream ioctl to get the current timestamp
776 * LTTng ringbuffer ABI calls for index generation
777 * Prepare LTTng override of ring buffer fops
778 * Blacklist Linux kernels 3.10+
779
78c8710b
MD
7802013-09-03 LTTng modules 2.3.0
781 * Fix: metadata stream should not reference session
782 * Fix: btrfs: support 3.11 Linux kernel
783 * statedump: remove KERN_DEBUG messages
784 * Fix: ext4: add missing tracepoints for 3.11 kernel
785 * Fix: ext4: Linux 3.11 support
786 * Fix: ext3: 3.11 Linux support
787 * Fix: statedump nsproxy 3.11 Linux support
788
cf7ae3e6
MD
7892013-08-30 LTTng modules 2.3.0-rc2
790 * Fix: metadata lttng channel refcount
791 * README: lttng-modules incompatible with lttng 0.x patchset
792
54207845
MD
7932013-07-17 LTTng modules 2.3.0-rc1
794 * Fix: kvm x86 probes side-effect
795 * Fix: allow get/put subbuf in loop for metadata stream
796 * Add support for kvm x86 specific tracepoints
797 * Add mainline headers for kvm x86 tracepoints
798 * Remove old 3.0.4 x86-64 extracted syscall info
799 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
800 * Add syscalls extracted files from a 3.10-rc7 kernel
801 * Improve documentation of the syscall extractor script
802 * Fix: double length of __dynamic_len array
803 * Fix printk instrumentation
804 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
805 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
806 * Fix: SWITCH_FLUSH new sub-buffer checks
807 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
808 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
809 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
810 * Fix: handle writes of length 0
811 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
812 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
813 * print warning and return -EBUSY on double get_subbuf()
814 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
815 * Fix: don't do 0 byte event reservation
816 * Document that payload size need to be greater than 0
817 * Fix build and load against linux-2.6.33.x
818 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
819 * Metadata cache and multiple metadata channels
820 * fix block instrumentation probe signature mismatch for 3.9.x kernels
821 * fix: block instrumentation: NULL pointer dereference
822 * Update rcu instrumentation to 3.9.[0-4]
823 * Fix CPU hotplug section mismatches
824 * Add system calls definitions for powerpc-32
825 * Remove bashism in lttng-syscalls-generate-headers.sh
826 * Update ARM (32 bit) syscall tracepoints to 3.4
827
88c5f61b
MD
8282013-05-09 LTTng modules 2.2.0-rc2
829 * Remove useless lttng_metadata probe
830 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
831 * Fix: 3.9.0 block layer instrumentation build
832 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
833 * Stop build if CONFIG_TRACEPOINTS is not set
834 * Add comments to endifs.
835 * Fix: remove ARM set_tls system call override
836 * Cleanup: arm sys_mmap whitespace
837 * Clean up using global_dirty_limit wrapper for writeback probe
838
78062c79
MD
8392013-03-29 LTTng modules 2.2.0-rc1
840 * Update README
841 * Fix: vmscan instrumentation build
842 * writeback instrumentation: remove duplicated structures
843 * block: update instrumentation to 3.9 rc kernel
844 * rcu: update to 3.9 rc kernel instrumentation
845 * workqueue instrumentation: remove duplicated structures
846 * Rename odd event names
847 * Introduce API to remap event names exposed by LTTng
848 * lttng-module: sched.h: Fix compilation on 3.9 kernel
849 * Fix Linux 3.8 btrfs probe warning
850 * Fix Linux 3.8 ext4 probe support
851 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
852 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
853 * instrumentation sched: add missing fork pid info
854 * Fix check in lttng_strlen_user_inatomic
855 * instrumentation: sync with Linux commit a1ce392
856 * Fix: statedump: missing locking, use lttng_iterate_fd
857 * Implement lttng_iterate_fd wrapper
858 * Instrumentation cleanup: kmem events should print hex pointers
859 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
860 * Fix: statedump hang/too early completion due to logic error
861 * Fix: statedump hang due to incorrect wait/wakeup use
862 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
863 * wrapper/perf.h: Fix kernel version condition
864 * Add new kernel probes instrumentation
865 * Update kernel probes to more detailed match to kernel versions
866 * Fix possible kernel build errors with linux-patches
867 * Add missing MIT license text to 3 files under this license
868 * Update sites using kernel version checking macro to new range
869 * Make upper bound of kernel version checking macro exclusive
870 * sock instrumentation: fix fields to get referenced values
871 * ext3 instrumentation: fix of assignment code conversion
872 * sched instrumentation: rename "pid" fields in sched_process_exec
873 * Remove remaining semicolons in TP_fast_assign blocks
874 * Fix compilation for 3.0 kernels that are named 2.6.40
875 * Fix compilation for 3.0 branch (>= 3.0.39)
876 * Add kernel version checking macro
877 * Remove semicolons in TP_fast_assign blocks
878 * Add ifdefs to net probe to support Linux 2.6.39
879 * Add kernel probes for supplementary subsystems
880 * Check if interrupt action name is not null in statedump
881 * Fix exec instrumentation: only for kernels 3.4.0 and higher
882 * Add TRACE_EVENT(sched_process_exec) to sched.h
883 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
884 * Fix warning with 3.6.0 kernel
885 * ABI with support for compat 32/64 bits
886 * Perform calculation on bit size in 64-bit
887 * Use uint64_t for packet header content size and packet size
888 * Fix: compat layer only on supported architectures
889 * Fix ring buffer 32/64 bits compat
890 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
891 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
892 * Fix: statedump missing check for NULL namespace
893
7cb1d0ee
MD
8942012-09-10 LTTng modules 2.1.0-rc1
895 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
896 * Support for linux kernels 2.6.32 through 2.6.37
897 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
898 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
899 * Add env hostname information
900 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
901 * lttng_statedump_process_state for each PID NS
902 * Support the hostname context
903 * Fix: statedump namespaced pid, tid and ppid
904 * Fix: statedump: disable vm maps enumeration
905 * Fix: ensure userspace accesses are done with _inatomic
906 * Fix: vppid context should test for current nsproxy
907 * Add MIPS system call support
908 * Change mode of lttng-syscalls-generate-headers.sh to 755
909 * cleanup: fix typo in syscall instrumentation header
910 * Cleanup: remove trailing whitespace in README
911 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
912 * LTTng: probe-statedump: add #include <linux/sched.h>
913 * fix: signal_generate event should print utf8 for comm field
914 * Makes write operation a parameter for tp_memcpy macro
915 * Add coding style document
916 * Update instrumentation/events README file
917 * Add makefile target for preprocessor
918 * Fix: free_event_id check should compare unsigned int with -1U
919 * Use unsigned long type for events discarded counter
920 * Fix: update signal instrumentation for 3.4 kernel
921 * LTTng Modules ARM syscall instrumentation
922 * Fix: generate header missing echo -e for escape chars
923 * Fix: add missing uaccess.h include (for ARM)
924 * README: Document that CONFIG_MODULES is required
925 * Fix: README typo
926 * Fix: document required and optional kernel config options in README
927
d2a9270f
MD
9282012-03-29 LTTng modules 2.0.1
929 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
930
9312012-03-20 LTTng modules 2.0.0
730e5783
MD
932 * First STABLE version
933 * Add version name
934
63be4822
MD
9352012-03-20 LTTng modules 2.0.0-rc4
936 * Update README and add version name place-holder
937
1bca821c
MD
9382012-03-16 LTTng modules 2.0.0-rc3
939 * Fix clock offset 32-bit multiplication overflow
940 * Fix : wrong assign of fd in state dump
941 * License cleanup, ifdef namespace cleanup
942 * Fix: ensure power of 2 check handles 64-bit size_t entirely
943
4d1704b6
MD
9442012-03-02 LTTng modules 2.0.0-rc2
945 * Fix: dmesg printout should not print metadata warnings
946 * Fix: use transport name as channel name
947 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
948
f66cbcc8
MD
9492012-02-20 LTTng modules 2.0.0-rc1
950 * Standardize version across toolchain
951 * statedump: Use old macro name for kernel 2.6.38
952
2646f1db
MD
9532012-02-16 LTTng modules 2.0-pre15
954 * Add timer instrumentation
955 * fix: need to undef mainline define
956 * fix: Include signal.h instead of irq.h for prototype match check
957 * Add signal instrumentation
958
3e8b3fb8
MD
9592012-02-16 LTTng modules 2.0-pre14
960 * syscall tracing: sys_getcpu
961 * Add sys_clone x86 instrumentation
962 * statedump: fix include circular dep
963 * Implement state dump
964
ed5a7a8f
MD
9652012-02-09 LTTng modules 2.0-pre13
966 * Update README
967 * environment: write sysname, release, version, domain to metadata
968 * Allow open /proc/lttng for read & write
969
497051bd
MD
9702012-02-02 LTTng modules 2.0-pre12
971 * Add x86 32/64 execve syscall instrumentation override
972 * Remove unused defines
973 * Add padding to ABI
974 * Use LTTNG_KERNEL_SYM_NAME_LEN
975 * Update version to 1.9.9
976 * Add missing double-quotes to clock uuid
977 * clock: read bootid as clock monotonic ID
978 * Fix comment
979 * Cleanup comment
980 * clock: output clock description in metadata
981 * Properly fix the timekeeping overflow detection
982 * Fix init bug
983 * rename lib-ring-buffer to lttng-lib-ring-buffer
984 * Remove #warning
985 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
986 * Update TODO
987 * Update TODO
988 * Remove debugfs file (keep only proc file)
989 * Rename lttng-debugfs-abi files to lttng-abi
990
4d3e89e3
MD
9912011-12-13 LTTng modules 2.0-pre11
992 * Fix OOPS caused by reference of config pointer
993 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
994 * lttng lib: ring buffer move null pointer check to open
995 * lttng lib: ring buffer remove duplicate null pointer
996 * lttng lib: ring buffer: remove stale null-pointer
997 * lttng wrapper: add missing include to kallsyms wrapper
998 * lttng: cleanup one-bit signed bitfields
999 * Add TODO file
1000 * Update symbol name length max size to 256
1001 * Fix last modifications to string_from_user operations
1002 * Document that depmod needs to be executed by hand
1003 * Fix strlen_user fault space reservation
1004 * Fix tp_copy_string_from_user handling of faults
1005 * Disable block layer tracing support for kernels < 2.6.38
1006 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1007 * Update trace clock warning to match the current development plan
1008 * ringbuffer: make ring buffer printk less verbose
1009 * Makefile: do not run depmod manually
1010
e2222c2e
MD
10112011-09-30 LTTng modules 2.0-pre10
1012 * x86-32: override sys_mmap syscall instrumentation
1013 * Fix cast warning
1014
bfb508ed
MD
10152011-09-29 LTTng modules 2.0-pre9
1016 * x86 32 syscalls: fix !CONFIG_UID16
1017 * Use __string_from_user
1018 * Add __string_from_user
1019 * Rename "comm" context to "procname"
1020 * Fetch "type" name field for mount syscall
1021 * Create common override file for all architectures
1022 * Shrink stack size usage
1023 * Cleanup: remove unused lttng-compat-syscalls.c file
1024 * Support detailed compat syscalls on x86_64
1025 * Fix syscall table
1026 * Add disabled compat syscalls detail (work in progress)
1027 * Add config compat support for detailed x86_32 syscalls
1028 * Handle newer 3.1+ perf API
1029 * Add dummy x86-32 override headers
1030 * Bind x86-32 syscall headers
1031 * Add x86-32 syscall headers
1032 * Add check for KALLSYMS_ALL in syscall extraction script
1033 * Automate string extraction for syscalls
1034 * Automate syscall filename/pathname extraction
1035 * Add exit to ring_buffer_frontend so module is unloadable
1036 * Add sys_open filename (x86_64)
1037 * Add missing memcpy callback
1038 * copy_from_user and memset
1039 * Add missing alignment after header write
1040 * lib ring buffer: add frontend init as module_init
1041 * lib ring buffer frontend: add missing lock initialization
1042 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1043 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1044 * Create override for sys_mmap
1045 * Rename syscalls -> syscall in LTTng ABI
1046 * Use different event name for compat syscalls
1047 * Allow trace syscall table override
1048 * Add dummy override files
1049 * syscall detail: add override capability
1050 * Add pointer pretty-print heuristics
1051 * Add __field_hex
1052 * Rename sys exit errno into ret
1053 * Enable detailed syscalls only for native x86_64
1054 * Use "unknown" for compat syscalls
1055 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1056 * Fix syscall exit
1057 * Fix sys exit
1058 * Only enable detailed syscalls for x86_64 for now
1059 * Merge unknown syscall method with extended detail method
1060 * Add underscore prefix before event names
1061 * Add syscalls pointers detailed syscall tracing
1062 * Use perl for regexp
1063 * Support generation of syscall probes for those with pointers
1064 * Support detailed syscalls with 0 arguments
1065 * detailed syscall tracing (work in progress)
1066 * Expose /proc/lttng file
1067 * Implement detailed syscall event probe
1068 * Disable perf build for < 2.6.33 kernels
1069 * Syscall detail mode: generate syscall table
1070 * block instrumentation: write cmd as hex sequence
1071 * lttng-events TRACE_EVENT generator cleanup
1072 * block layer instrumentation: fix cmd field
1073 * Remove 0 args syscalls for now from type-aware syscall cb generator
1074 * Generate trace syscall table macros
1075 * Put syscall tracing without arg types back in place
1076 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1077 * lttng events probes: don't clash with "ctx" variable name
1078 * lib ring buffer must take private pointer copy before decrementing refcount
1079
47655e60
MD
10802011-08-16 LTTng modules 2.0-pre8
1081 * Fix metadata buffer wait/wakeup
1082
99a93317
MD
10832011-08-12 LTTng modules 2.0-pre7
1084 * Add missing module refcount to lttng_tracepoint_list_fops
1085 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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