Version 2.9.15
[lttng-modules.git] / ChangeLog
1 2019-10-17 (Wear Something Gaudy Day) LTTng modules 2.9.15
2 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
3 * Fix: update sched prev_state instrumentation for upstream kernel
4
5 2019-09-07 (Walter White's Anniversary) LTTng modules 2.9.14
6 * Fix: gcc-9.1 stack frame size warning
7 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
8 * Fix: missing define when not building with gcc
9 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
10
11 2019-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.9.13
12 * Fix: Don't print ring-buffer's records count when it is not used
13 * Fix: do not set quiescent state on channel destroy
14 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
15 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
16 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
17 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
18 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
19 * fix: timer/trace: Improve timer tracing (v5.2)
20 * Cleanup: bitfields: streamline use of underscores
21 * Silence compiler "always false comparison" warning
22 * Fix: bitfield: shift undefined/implementation defined behaviors
23 * Cleanup: bitfield.h: move to kernel style SPDX license identifiers
24 * Fix: timestamp_end field should include all events within sub-buffer
25 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
26 * lttng abi documentation: clarify getter usage requirements
27 * Fix: don't access packet header for stream_id and stream_instance_id getters
28 * Fix: atomic_long_add_unless() returns a boolean
29 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
30 * Fix: pipe: stop using ->can_merge (v5.1)
31 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
32 * Fix: mm: create the new vm_fault_t type (v5.1)
33 * Fix: extra-version-git.sh redirect stderr to /dev/null
34
35 2019-03-12 (Homer Simpson Birthday) LTTng modules 2.9.12
36 * Blacklist: kprobe for arm
37 * Cleanup: tp mempool: Remove logically dead code
38 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
39 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
40 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
41 * Fix: Remove 'type' argument from access_ok() function (v5.0)
42 * Fix: timer instrumentation for RHEL 7.6
43 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
44 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
45 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
46
47 2018-11-01 (National Men Make Dinner Day) LTTng modules 2.9.11
48 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
49 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
50 * Fix: adapt to kernel relative references
51 * Fix: implicit declarations caused by buffer size checks.
52 * Prevent allocation of buffers if exceeding available memory
53 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
54 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
55 * Fix: access migrate_disable field directly
56 * Fix: out of memory error handling
57
58 2018-08-09 (National Book Lovers Day) LTTng modules 2.9.10
59 * Fix: adjust SLE version ranges to build with SP2 and SP3
60 * Fix: Allow alphanumeric characters in SLE version
61 * Fix: Adjust range for SuSE 4.4.103-92 kernels
62 * Add extra version information framework
63 * Fix: btrfs: Remove unnecessary fs_info parameter
64 * Fix: asoc: Remove snd_soc_cache_sync() implementation
65 * Fix: asoc: fix printing jack name
66 * Fix: asoc: Consolidate path trace events
67 * Fix: ASoC level IO tracing removed upstream
68 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
69 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
70 * Fix: pid tracker should track "pgid" for noargs probes
71
72 2018-05-09 (Lost Sock Memorial Day) LTTng modules 2.9.9
73 * Fix: update RCU instrumentation for 4.17
74 * Fix: sunrpc instrumentation for 4.17
75 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
76 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
77 * Update: kvm instrumentation for ubuntu 4.13.0-38
78 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
79 * Fix: btrfs instrumentation namespacing
80 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
81 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
82 * Fix: update kvm instrumentation for 4.1.50+
83 * Use the memory pool instead of kmalloc
84 * Create a memory pool for temporary tracepoint probes storage
85 * Fix: use proper pid_ns in the process statedump
86 * Fix: add variable quoting to shell scripts
87 * Update: kvm instrumentation for fedora 4.14.13-300
88 * Fix: Add Fedora version macros
89 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
90 * Fix: update block instrumentation for SuSE 4.4.114-92
91 * Fix: update rcu instrumentation for v4.16
92 * Fix: update vmscan instrumentation for v4.16
93 * Fix: update timer instrumentation on 4.16 and 4.14-rt
94 * Update kvm instrumentation for debian kernel 4.14.0-3
95
96 2018-01-30 (National Croissant Day) LTTng modules 2.9.8
97 * Fix: network instrumentation protocol enum
98 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
99 * Fix: update block instrumentation for SuSE 4.4.73-5
100 * Fix: global_dirty_limit for kernel v4.2 and up
101 * Fix: network instrumentation handling of corrupted TCP headers
102 * Fix: add missing uaccess.h include from kstrtox.h wrapper
103 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
104 * Fix: btrfs_delayed_ref_head was unwired since v3.12
105 * Update kvm instrumentation for debian kernel 4.9.65-3
106 * Fix: debian kernel version parsing
107 * Fix: block instrumentation 4.14+ NULL pointer dereference
108 * Update: kvm instrumentation for 3.16.52 and 3.2.97
109 * Fix: kvm instrumentation for 4.15
110 * Update sock instrumentation for 4.15
111 * Update kvm instrumentation for 4.15
112 * Fix: ACCESS_ONCE() removed in kernel 4.15
113 * Fix: sched instrumentation on stable RT kernels
114 * timer API transition for kernel 4.15
115 * Fix: Don't nest get online cpus
116 * Fix: lttng_channel_syscall_mask() bool use in bitfield
117 * Fix: update kmem instrumentation for kernel 4.15
118
119 2017-11-08 (National Cappuccino Day) LTTng modules 2.9.7
120 * Fix: lttng_kvmalloc helper NULL pointer OOPS
121
122 2017-11-03 (National Sandwich Day) LTTng modules 2.9.6
123 * Fix: lttng-logger get_user_pages_fast error handling
124
125 2017-10-05 LTTng modules 2.9.5
126 * Fix: update block instrumentation for 4.14 kernel
127 * Revert "Fix: update block instrumentation for kernel 4.14"
128
129 2017-10-03 (National Techies Day) LTTng modules 2.9.4
130 * Fix: version check error in btrfs instrumentation
131 * Fix: update btrfs instrumentation for kernel 4.14
132 * Fix: update writeback instrumentation for kernel 4.14
133 * Fix: update block instrumentation for kernel 4.14
134 * Fix: vmalloc wrapper on kernel < 2.6.38
135 * Fix: vmalloc wrapper on kernel >= 4.12
136 * Add kmalloc failover to vmalloc
137 * Fix: mmap: caches aliased on virtual addresses
138 * Fix: update ext4 instrumentation for kernel 4.13
139 * Fix: Sleeping function called from invalid context
140 * Fix: sched for v4.11.5-rt1
141 * Fix: handle missing ftrace header on v4.12
142
143 2017-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.9.3
144 * Fix: pid tracker should track "pgid"
145 * Fix: Build ftrace probe on kernels prior to 4.12
146 * Fix: update ftrace probe for kernel 4.12
147 * Fix: update block instrumentation for kernel 4.12
148 * Fix: Add support for 4.9.27-rt18 kernel
149 * Fix: update btrfs instrumentation for kernel 4.12
150 * Fix: update ringbuffer for kernel 4.12
151 * Fix: update sched instrumentation for kernel 4.12
152 * Fix: ext3 was completely removed from the kernel in v4.3
153 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
154 * Fix: add "flush empty" ioctl for stream intersection
155 * Revert "Fix: flush empty packets on snapshot channel"
156 * Revert "Fix: don't perform extra flush on metadata channel"
157 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
158
159 2017-04-25 (National Zucchini Bread Day) LTTng modules 2.9.2
160 * Fix: Always build vmscan probe
161 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
162 * Fix: kref changes for kernel 4.11
163 * Fix: atomic_add_unless() returns true/false rather than prior value
164 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
165 * Fix: update scsi instrumentation for kernel 4.11
166 * Fix: changes to the vm_op fault cb prototype in libringbuffer
167 * Fix: update btrfs instrumentation for kernel 4.11
168 * Fix: update mm_vmscan instrumentation for kernel 4.11
169 * Fix: section mismatch warning caused by __exit annotation
170
171 2017-02-17 (National Cabbage Day) LTTng modules 2.9.1
172 * Fix: nmi-safe clock on 32-bit systems
173 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
174 * Fix: 4.10 hotplug adaptation backward compat
175 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
176 * Fix: 4.10 btrfs instrumentation update backward compat
177 * Update btrfs instrumentation for 4.10 kernel
178 * btrfs instrumentation: update to 4.10 kernel
179 * timer instrumentation: adapt to ktime_t without union
180 * Fix: asoc instrumentation for RHEL 7.3
181 * Fix: SCSI instrumentation for SLES12 SP2
182 * Add SUSE Linux Enterprise kernel version tests
183
184 2016-11-29 (National Square Dance Day) LTTng modules 2.9.0
185 * Performance: add missing unlikely in reserve
186 * Fix: preemptible and migratable context error handling
187
188 2016-10-13 (International Day for Failure) LTTng modules 2.9.0-rc2
189 * Fix: bump stable kernel version ranges for clock work-around
190
191 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
192 * Fix: i2c: support kernels < 3.15
193 * Fix: show warning for broken clock work-around
194 * Bump minor ABI version
195 * Fix: work-around upstream Linux timekeeping bug
196 * Add support for i2c tracepoints
197 * Cleanup: makefile version checks with single "ge"
198 * Performance: special-case NULL in lttng_strlen_user_inatomic
199 * Fix: lttng_inline_memcpy does not take a __user argument
200 * Performance: implement lttng_inline_memcpy
201 * Performance: cache the backend pages pointer in context
202 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
203 * Performance: Only dereference commit index once
204 * Performance: Mark channel and buffer event disabled check unlikely
205 * Performance: Relax atomicity constraints for crash handling
206 * Performance: mark ring buffer do_copy callers always inline
207 * Performance: mark lib_ring_buffer_write always inline
208 * Kconfig: select TRACEPOINTS when built-in
209 * Performance: disable event counting by default
210 * Fix: handle large number of pages or subbuffers per buffer
211 * Fix: unregister cpu hotplug notifier on buffer alloc error
212 * Fix: sa_family is of type unsigned short
213 * Fix: check for sizeof sa_family to save sa_family in accept and connect
214 * Fix: use printk_once() for wrapper warning messages
215 * Fix: btrfs instrumentation for 4.8 kernel
216 * Fix: update mm_vmscan instrumentation for kernel 4.8
217 * Fix: napi instrumentation for 4.8 kernels
218 * Fix: update block instrumentation to compile on 4.8 kernels
219 * Cleanup: reuse code in accept() and accept4() instrumentation
220 * Add x86-64 override for accept4 syscall
221 * Fix: timer wrapper: support kernels >= 4.8
222 * Performance: split check deliver fast/slow paths
223 * Fix: x86-64 accept instrumentation
224 * Fix: Add support for 4.6.4-rt8 kernel
225 * Fix: update scsi instrumentation for 4.7+ kernels
226 * Fix: Use fs_initcall instead of rootfs_initcall
227 * Fix: Add kernel configuration for lttng clock plugin
228 * Fix: the clock plugin must be initiated before first use of the clock
229 * Fix: tests/Kbuild for older kernels
230 * Cleanup: __dynamic_len_idx set but not used warning
231 * Cleanup: coding style and comments of net.h
232 * net: Add TCP header data to net_* tracepoints
233 * net: Add IPv4/IPv6 header data to net_* tracepoints
234 * Fix: endianness for the container type of enum
235 * enumeration autoincrement: use if/else logic
236 * Cleanup trailing whitespaces
237 * lttng-test probe: test ctf_enum_auto()
238 * Add ctf_enum_auto() for autoincrementing enumeration values
239 * Implement session statedump command
240 * Fix: annotate bytecode interpreter for kernel stack validator
241 * Update version to 2.9.0-pre
242 * Fix: ring buffer: honor switch parameter type in remote switch
243 * Fix: only flush non-metadata channels
244 * Fix: don't perform extra flush on metadata channel
245 * select, poll and epoll_wait overrides on ARM 32-bit
246 * Fix: flush empty packets on snapshot channel
247 * Fix: do not generate packet at destroy after stop
248 * Fix: compat ioctl for flush/get metadata version
249 * Fix: ctf_string() should handle NULL pointers
250 * Fix: portability: no arith on void pointer
251 * Fix: add missing tests/Kbuild
252 * Test clock override plugin
253 * Fix: add modules target to base Makefile
254 * Fix: make clean does not include dot-config
255 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
256 * Documentation: document that CONFIG_MODULES not required when builtin
257 * Fix: add missing errno include in random wrapper
258 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
259 * Fix: copy_from_user size when limited allocation
260 * Extract the payload of epoll_wait/epoll_pwait
261 * Extract the payload for epoll_ctl
262 * Extract the FDs and flags from poll and ppoll
263 * Extract the FD sets in select and pselect6
264 * Add ctf_integer_bitfield_type
265 * Implement enumeration type
266 * Implement custom field support
267 * Implement variant type
268 * Implement shadow stack for dynamic len
269 * libringbuffer: implement event too big API
270 * Implement structure, compound array/sequence types
271 * Fix: integer endianness metadata generation
272 * Fix: endianness of integers received by filter
273 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
274 * Fix: RHEL kernel 3.10.0-327.13.1 compat
275 * Fix: ctf_user_integer should not trigger page fault
276 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
277 * Add comment describing ioctl number duplication
278 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
279 * Fix: Remove dead code from filter interpreter
280 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
281 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
282 * Fix: use of uninitialized ret value in lttng_abi_create_event
283 * Fix: kmem instrumentation: remove unused gfpflags.h include
284 * Fix: 4.6 kernel: use in_compat_syscall
285 * Fix: use BUG_ON instead of accessing array subscript above array bounds
286 * Fix: Add granularity to RHEL kernel version checks
287
288 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
289 * Bump minor tracer ABI version
290 * Fix: build against out-of-tree kernel build
291 * probes/Kbuild: remove upper level header path
292 * Move leftover relative include paths to system paths
293 * syscall instrumentation: use system headers
294 * tracepoint event instrumentation: use system headers
295 * Use system include path in wrappers
296 * libs: use system include paths
297 * Use system header paths in core implementation files
298 * Use system include paths in root directory headers
299 * Use system include paths in probes
300 * Update gitignore
301 * Use system include paths in lttng-types.h
302 * Use system include paths in lttng-tracepoint-event-impl.h
303 * Use system include path in probes/define_trace.h
304 * Use system include paths in probes/lttng-tracepoint-event-impl.h
305 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
306 * Add makefile directory to include path
307 * Fix: event ctx get size should be after chan ctx
308 * Fix: filter interpreter with userspace strings
309 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
310 * Fix: format address fields as hexadecimal
311 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
312 * Fix: system call instrumentation overrides
313 * Fix: page_alloc wrapper incorrect parenthesis
314 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
315 * Fix: add struct user_msghdr forward declaration for older kernels
316 * Cleanup: Remove unused lttng-types module
317 * Fix: add missing versions and init call for page_alloc wrapper
318 * Fix: Define lttng-tracer metadata only once
319 * Fix: Add CONFIG_LTTNG to modules_install target
320 * Fix: Use kbuild env instead of a custom var KERNELDIR
321 * Update clock offset comment
322 * clock offset: print negative value in metadata
323 * Fix: handle negative clock offset
324 * Fix: sched instrumentation for 4.1-rt11
325 * Add RT patch version macros
326 * Expect filter context identifiers starting with $ctx.
327 * ARM64: wire up compat system calls
328 * Add support for arm64 syscalls
329 * Fix: Ubuntu kernel range for block_rq_complete
330 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
331 * Fix: update vmscan instrumentation for kernel 4.5
332 * Fix: check reference counts for overflow
333 * Fix: RHEL 7.2 scsi instrumentation
334 * Fix: RHEL 7.2 kvm instrumentation
335 * Kconfig: describe both module and in-kernel compilation options
336 * Add comments and indentation to Makefile
337 * Add support for built-in kernel build
338 * Rename sub makefiles to Kbuild
339 * Cleanup sub makefiles
340 * Make goals configurable with CONFIG_LTTNG
341 * Fix: Use generic raw_irqs_disabled_flags
342 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
343 * Fix: update sched instrumentation for kernel 4.4.0
344 * Bump version number for development branch
345 * Fix: interruptible context: reversed logic
346 * Contexts for RT debugging
347 * Fix: instrumentation: v4lv2 missing include
348 * Fix: header size larger than 256 bytes
349 * Instrument x86 page faults
350 * Fix: irq_vectors TRACE_SYSTEM name
351 * Instrument x86_irq_vectors
352 * Fix: tracepoint listing misses last loaded probe
353 * Fix: lttng trace-clock needs to disable preemption
354 * Tracepoint event: add "TP_code_post()"
355 * Implement array and sequence bitfields
356 * Fix: kmem: add mm.h include
357 * Add page frame number (pfn) to kmem page events
358 * Use pfn rather than struct page in ring buffer array
359 * Implement clock plugin support
360 * Command to regenerate the metadata of a session
361 * Fix: writeback instrumentation update for 4.3 Linux kernel
362 * Fix: update sched wakeup instrumentation for 4.3 kernel
363 * Fix: lttng-test build failure for kernels < 3.0
364 * Use 3.18 syscall instrumentation for MIPS32
365 * Update the MIPS32 syscall instrumentation to 3.18
366 * Fix: Move pipe override to the arch specific pointers_override.h
367 * Implement lttng test module
368 * Cleanup: remove logically dead code
369 * Fix: filter validator use after free
370 * Fix: use after free in channel release
371 * Fix: non-enabler events should be disabled by default
372 * Fix: build failure on 2.6.36
373 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
374 * Fix: writeback instrumentation for 4.2 kernels
375 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
376 * Add stream instance id to the packet header
377 * Add a packet sequence number
378 * Fix: kmem probe with Ubuntu 3.13 kernels
379 * Fix: disable kvm probe if lapic.h isn't found
380 * Fix: timer instrumentation for 4.2 kernels
381 * Fix: ext4 instrumentation for 4.2 kernels
382 * Fix: kvm instrumentation for 4.2 kernels
383 * Fix: allow LTTng to be built within kernel tree
384
385 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
386 * Fix: Building the event list fails on fragmented memory
387 * Fix: use after free on metadata cache reallocation
388 * Fix: version checks for kernel 4.0
389 * Fix: Incorrect Ubuntu kernel patchlevel
390 * Fix: cpu-id context should use int type
391 * Implement cpu-id context
392 * Implement cpu_id context for filtering
393 * Fix: context printk mismatch on error
394 * Cleanup: misleading comment about deferrable timer
395 * Fix: arm-32 build
396 * Fix: Update kmem event for Ubuntu's 3.16 kernel
397 * Fix: RHEL 7.1 block instrumentation
398 * Fix: add RHEL version macros
399 * Fix: add missing parenthesis in ubuntu version check
400 * Fix: remove regmap instrumentation for kernels < 4.1
401 * Fix: Update kmem event for recent Ubuntu kernel
402 * Fix: missing statedump end event when block device listing available
403 * Fix: don't generate incorrect macros for debian/ubuntu version check
404 * Revert "Fix: build against Ubuntu kernels"
405 * Fix: build against Ubuntu kernels
406 * Add namespace info in sched_fork and statedump
407 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
408 * Fix: printk instrumentation: remove "condition" tracepoints
409 * Fix: regmap build against kernel 4.0 kernel headers
410 * Add mmu_valid_gen field to mmutrace events
411 * Fix: add missing x86 mmutrace kernel header include
412 * Fix: x86 mmutrace event extra field for kernels >= 3.11
413 * Fix: remove execute flag from kvm.h file
414 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
415 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
416 * Fix: 4.1-rc1 Linux build and regmap instrumentation
417 * Fix: don't clash with older Debian kernel versions
418 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
419 * Fix: discover Debian API
420 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
421 * Fix: atomic.h wrapper for kernels < 2.6.37
422 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
423 * Fix: add missing types.h include for older kernels
424 * Fix: add hlist lttng wrappers
425 * Fix: add struct file_handle forward declaration
426 * Fix: string length calculation reversed user vs kernel args
427 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
428 * Fix: add lttng rcu wrapper to allow tracing RCU
429 * Fix: double-unlock of session mutex
430 * Fix: check that class and instance prototype match
431 * Fix: lttng-events.h check function takes void
432 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
433 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
434 * Fix: Include utsrelease.h in lttng-kernel-version.h
435 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
436 * Fix: old kernels need module.h included before vermagic.h
437 * Fix: net instrumentation for kernels 2.6.39 and below
438 * Fix: version condition in makefile
439 * Implement wrapper around get_pfnblock_flags_mask
440 * Be more restrictive in provider name check
441 * Fix: net instrumentation namespacing
442 * Fix: compaction instrumentation namespacing
443 * Fix: Support 4.x kernel versions in Makefile
444 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
445 * Fix: add missing module.h include to lttng-probe-user.c
446 * Fix: use lttng hlist wrapper in wildcard and filter
447 * Fix: namespace asoc and kmem instrumentation
448 * Fix: update instrumentation after wildcard rebase
449 * Fix: lttng_abi_syscall_list does not need to be exported
450 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
451 * Remove now unused syscalls.h from lttng-modules
452 * Filter: start with enabler "disabled"
453 * Fix coverity warning about sizeof(void **) != sizeof(void *)
454 * Fix length type and text sequence base
455 * Fix: TP_FIELDS: add missing headers
456 * Migrate syscall instrumentation to TP_FIELDS
457 * Migrate tracepoint instrumentation to TP_FIELDS
458 * Implement filtering infrastructure
459 * syscall wildcards: apply syscall filtering
460 * Implement syscall wildcard support
461 * Implement tracepoint wildcard support
462 * Namespace all tracepoints
463 * Implement list.h wrapper for hlist in older kernels
464 * Implement listing of pid tracker content
465 * Implement PID tracking
466 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
467 * Fix: update writeback instrumentation for kernel 4.0+
468 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
469 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
470 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
471 * Fix: missing parenthesis in offset_align_floor
472 * Fix: implement time.h wrapper for FD_ISSET
473 * Fix: update sched instrumentation for 3.19+ kernels
474 * Fix: update rcu instrumentation for 3.19+ kernels
475 * Fix: update scsi instrumentation for 3.19+ kernels
476 * Fix: update module instrumentation for 3.19+ kernels
477 * Fix: Add f_dentry wrapper for 3.19+ kernels
478 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
479 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
480 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
481 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
482 * Conditional compilation introduced by lttng-modules commit
483 * Fix: compaction instrumentation update for 3.14.x stable kernels
484 * Fix: context alignment not properly handled
485 * Fix compilation on Linux kernel >= 3.18.0
486 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
487
488 2014-10-20 LTTng modules 2.6.0-rc1
489 * Expose lttng-modules ABI version ioctl
490 * Fix: syscall list ioctl number conflict
491 * lttng-modules: fix build for non-x86
492 * Fix: syscall listing of session
493 * Print build warning when writeback probe is disabled
494 * Add atomic.h wrapper for before/after atomic
495 * Fix compilation on Ubuntu 14.10
496 * Fix: export name as text array in writeback
497 * Cleanup: remove unused trace_clock_read32()
498 * Use 3.17 ktime_get_mono_fast_ns() new API
499 * Check for stale version.h files
500 * Fix: compile lttng_statedump_process_ns on Ubuntu
501 * Reverse version check logic in lttng_statedump_process_ns
502 * Fix block_rq_complete TP on Ubuntu kernel
503 * Introduce macros to check Ubuntu kernel version
504 * Sync writeback tracepoints from mainline
505 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
506 * Fix: hander negative get_syscall_nr return value
507 * Fix: statedump: close_on_exec flag backward compat
508 * Fix instrumentation of vmscan for older kernels
509 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
510 * Fix: syscall listing: handle "enable all syscall"
511 * Fix: don't allow disabling syscalls when none are enabled
512 * Fix: syscall: fail disable all if all already disabled
513 * Fix: syscall filtering: NULL pointer deref
514 * Cleanup: list syscall without syscall_entry prefix
515 * Fix: syscall_list_show NULL pointer deref
516 * implement syscall mask getter
517 * Cleanup: lttng-abi.h coding style
518 * syscall listing: show syscall ID
519 * Allow events with same name to be enabled for each channel
520 * ABI: use enable a syscall ABI field name
521 * Implement syscall listing
522 * Fix: tracepoint list anonymous file name
523 * Fix: syscall filtering: disable all syscalls
524 * syscall tracing: input/output parameter handling for all arch
525 * lttng-get-syscall-inout.sh depends on bash
526 * Fix generate syscall header script: add missing escape char
527 * syscall instrumentation: handle copy_from_user return value
528 * Rename LTTng syscall instrumentation macros
529 * Rename LTTng instrumentation macros
530 * Extract input/output arguments from accept and connect syscalls
531 * syscall: extract pipe and pipe2 output args
532 * Remove sys_ prefix from syscall names
533 * System call inout/output arg processing
534 * Update syscall inout table
535 * Add syscall inout table
536 * Extract syscall exit ret value on x86 32/64
537 * Extract system call exit return value
538 * Syscall filtering: apply to syscall exit
539 * System call filtering
540 * asoc.h: fix build with v3.17 kernel
541 * Fix: lttng-modules teardown NULL pointer OOPS
542 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
543 * Modernize README using Markdown
544 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
545 * Add cscope to gitignore
546 * Update kvm instrumentation: compile on 3.17-rc1
547 * Update statedump to 3.17 nsproxy locking
548 * Fix: noargs probes should calculate alignment and event length
549 * Update compaction instrumentation to 3.16 kernel
550 * Update vmscan instrumentation to 3.16 kernel
551
552 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
553 * (no change)
554
555 2014-06-27 LTTng modules 2.5.0-rc2
556 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
557 * Fix: statedump handle oom case, handle errors
558 * Fix: correct typo in kernel version number
559 * Fix: blktrace instrumentation for backported branches
560 * Fix: statedump block devices OOPS
561
562 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
563 * Add TID field to some block_* events
564 * Fix: refuse overwrite mode buffers with less than two subbuffers
565 * Fix: lttng modules system call generation script
566 * Dump FD flags and mode on state dump
567 * Fix: incorrect rwbs field type in block_bio_queue
568 * Fix: blktrace instrumentation for v3.2.58+ stable branch
569 * Fix: pass proper args when writing commit counter
570 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
571 * Fix: allow racy tracepoint string input from kernel and userspace
572 * Statedump event for block devices
573 * Fix: update v4l2 instrumentation to 3.15 kernel
574 * Fix: ext4 update instrumentation to 3.15 kernel
575 * Fix: update block instrumentation to 3.15 kernel
576 * Fix: module instrumentation: update to 3.15 kernel
577 * Adapt to 3.15 tracepoint API
578 * Kernel 3.15 don't define map unmap for pipe
579 * Fix: add missing module version in v4l2 probe
580 * Add V4L2 instrumentation
581 * Fix: rcu instrumentation: add const qualifier to char pointers
582 * Fix: add missing module version information
583 * Use kernel 3.13 syscall tables for MIPS32
584 * Add MIPS32 syscalls extracted from a 3.13 kernel
585 * Fix: block instrumentation: < 3.14 don't have bi_iter
586 * Fix: update btrfs instrumentation to kernel 3.14
587 * Fix: update block layer instrumentation to kernel 3.14
588 * Fix: remove __exit annotation
589 * Fix file permissions for lttng-statedump-impl.c
590 * LTTng logger ABI
591
592 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
593 * Fix: load state dump even if work-around lookup fails
594 * Cleanup: fix comment
595 * Fix: correctly version kvm events to build against v3.0 kernel
596 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
597
598 2014-02-14 LTTng modules 2.4.0-rc4
599 * Fix: use after free in ring buffer clients
600 * Fix: Add statedump exit so module is not permanent
601 * Cleanup: move callback init to static initialization
602 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
603
604 2014-01-29 LTTng modules 2.4.0-rc3
605 * Fix: tracepoint event name mapping at unregister
606 * Fix: tracepoint name remapping
607 * Fix: enable event error path memory corruption
608 * Update kvm instrumentation to Linux 3.13
609 * Update sched instrumentation to Linux 3.13
610 * Fix: provide more precise error report for enable event
611 * Fix: quote event name in metadata
612 * Add version info to lttng-tracer.ko modinfo
613
614 2013-12-10 LTTng modules 2.4.0-rc2
615 * Fix: client_packet_header() uses wrong packet
616 * Cleanup: fix typo in ring buffer backend comment
617 * Fix: handle unknown event type parameter
618 * Fix: eliminate timestamp overlap between packets
619 * gcc blacklist: only apply when building with gcc
620 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
621
622 2013-11-15 LTTng modules 2.4.0-rc1
623 * Update ext4 instrumentation to Linux 3.12
624 * Update RCU instrumentation to Linux 3.12
625 * Update btrfs instrumentation to 3.12 kernel
626 * Update vmscan instrumentation to Linux 3.12
627 * update: kmem instrumentation 3.12 kernel support
628 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
629 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
630 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
631 * Add new tracepoint in KVM
632 * Blacklist kernels 3.10.13 and 3.11.2
633 * LTTng trace-clock: shrink kernel blacklist
634 * Metadata flush writes data from the cache
635 * Per-stream ioctl to get the current timestamp
636 * LTTng ringbuffer ABI calls for index generation
637 * Prepare LTTng override of ring buffer fops
638 * Blacklist Linux kernels 3.10+
639
640 2013-09-03 LTTng modules 2.3.0
641 * Fix: metadata stream should not reference session
642 * Fix: btrfs: support 3.11 Linux kernel
643 * statedump: remove KERN_DEBUG messages
644 * Fix: ext4: add missing tracepoints for 3.11 kernel
645 * Fix: ext4: Linux 3.11 support
646 * Fix: ext3: 3.11 Linux support
647 * Fix: statedump nsproxy 3.11 Linux support
648
649 2013-08-30 LTTng modules 2.3.0-rc2
650 * Fix: metadata lttng channel refcount
651 * README: lttng-modules incompatible with lttng 0.x patchset
652
653 2013-07-17 LTTng modules 2.3.0-rc1
654 * Fix: kvm x86 probes side-effect
655 * Fix: allow get/put subbuf in loop for metadata stream
656 * Add support for kvm x86 specific tracepoints
657 * Add mainline headers for kvm x86 tracepoints
658 * Remove old 3.0.4 x86-64 extracted syscall info
659 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
660 * Add syscalls extracted files from a 3.10-rc7 kernel
661 * Improve documentation of the syscall extractor script
662 * Fix: double length of __dynamic_len array
663 * Fix printk instrumentation
664 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
665 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
666 * Fix: SWITCH_FLUSH new sub-buffer checks
667 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
668 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
669 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
670 * Fix: handle writes of length 0
671 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
672 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
673 * print warning and return -EBUSY on double get_subbuf()
674 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
675 * Fix: don't do 0 byte event reservation
676 * Document that payload size need to be greater than 0
677 * Fix build and load against linux-2.6.33.x
678 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
679 * Metadata cache and multiple metadata channels
680 * fix block instrumentation probe signature mismatch for 3.9.x kernels
681 * fix: block instrumentation: NULL pointer dereference
682 * Update rcu instrumentation to 3.9.[0-4]
683 * Fix CPU hotplug section mismatches
684 * Add system calls definitions for powerpc-32
685 * Remove bashism in lttng-syscalls-generate-headers.sh
686 * Update ARM (32 bit) syscall tracepoints to 3.4
687
688 2013-05-09 LTTng modules 2.2.0-rc2
689 * Remove useless lttng_metadata probe
690 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
691 * Fix: 3.9.0 block layer instrumentation build
692 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
693 * Stop build if CONFIG_TRACEPOINTS is not set
694 * Add comments to endifs.
695 * Fix: remove ARM set_tls system call override
696 * Cleanup: arm sys_mmap whitespace
697 * Clean up using global_dirty_limit wrapper for writeback probe
698
699 2013-03-29 LTTng modules 2.2.0-rc1
700 * Update README
701 * Fix: vmscan instrumentation build
702 * writeback instrumentation: remove duplicated structures
703 * block: update instrumentation to 3.9 rc kernel
704 * rcu: update to 3.9 rc kernel instrumentation
705 * workqueue instrumentation: remove duplicated structures
706 * Rename odd event names
707 * Introduce API to remap event names exposed by LTTng
708 * lttng-module: sched.h: Fix compilation on 3.9 kernel
709 * Fix Linux 3.8 btrfs probe warning
710 * Fix Linux 3.8 ext4 probe support
711 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
712 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
713 * instrumentation sched: add missing fork pid info
714 * Fix check in lttng_strlen_user_inatomic
715 * instrumentation: sync with Linux commit a1ce392
716 * Fix: statedump: missing locking, use lttng_iterate_fd
717 * Implement lttng_iterate_fd wrapper
718 * Instrumentation cleanup: kmem events should print hex pointers
719 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
720 * Fix: statedump hang/too early completion due to logic error
721 * Fix: statedump hang due to incorrect wait/wakeup use
722 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
723 * wrapper/perf.h: Fix kernel version condition
724 * Add new kernel probes instrumentation
725 * Update kernel probes to more detailed match to kernel versions
726 * Fix possible kernel build errors with linux-patches
727 * Add missing MIT license text to 3 files under this license
728 * Update sites using kernel version checking macro to new range
729 * Make upper bound of kernel version checking macro exclusive
730 * sock instrumentation: fix fields to get referenced values
731 * ext3 instrumentation: fix of assignment code conversion
732 * sched instrumentation: rename "pid" fields in sched_process_exec
733 * Remove remaining semicolons in TP_fast_assign blocks
734 * Fix compilation for 3.0 kernels that are named 2.6.40
735 * Fix compilation for 3.0 branch (>= 3.0.39)
736 * Add kernel version checking macro
737 * Remove semicolons in TP_fast_assign blocks
738 * Add ifdefs to net probe to support Linux 2.6.39
739 * Add kernel probes for supplementary subsystems
740 * Check if interrupt action name is not null in statedump
741 * Fix exec instrumentation: only for kernels 3.4.0 and higher
742 * Add TRACE_EVENT(sched_process_exec) to sched.h
743 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
744 * Fix warning with 3.6.0 kernel
745 * ABI with support for compat 32/64 bits
746 * Perform calculation on bit size in 64-bit
747 * Use uint64_t for packet header content size and packet size
748 * Fix: compat layer only on supported architectures
749 * Fix ring buffer 32/64 bits compat
750 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
751 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
752 * Fix: statedump missing check for NULL namespace
753
754 2012-09-10 LTTng modules 2.1.0-rc1
755 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
756 * Support for linux kernels 2.6.32 through 2.6.37
757 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
758 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
759 * Add env hostname information
760 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
761 * lttng_statedump_process_state for each PID NS
762 * Support the hostname context
763 * Fix: statedump namespaced pid, tid and ppid
764 * Fix: statedump: disable vm maps enumeration
765 * Fix: ensure userspace accesses are done with _inatomic
766 * Fix: vppid context should test for current nsproxy
767 * Add MIPS system call support
768 * Change mode of lttng-syscalls-generate-headers.sh to 755
769 * cleanup: fix typo in syscall instrumentation header
770 * Cleanup: remove trailing whitespace in README
771 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
772 * LTTng: probe-statedump: add #include <linux/sched.h>
773 * fix: signal_generate event should print utf8 for comm field
774 * Makes write operation a parameter for tp_memcpy macro
775 * Add coding style document
776 * Update instrumentation/events README file
777 * Add makefile target for preprocessor
778 * Fix: free_event_id check should compare unsigned int with -1U
779 * Use unsigned long type for events discarded counter
780 * Fix: update signal instrumentation for 3.4 kernel
781 * LTTng Modules ARM syscall instrumentation
782 * Fix: generate header missing echo -e for escape chars
783 * Fix: add missing uaccess.h include (for ARM)
784 * README: Document that CONFIG_MODULES is required
785 * Fix: README typo
786 * Fix: document required and optional kernel config options in README
787
788 2012-03-29 LTTng modules 2.0.1
789 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
790
791 2012-03-20 LTTng modules 2.0.0
792 * First STABLE version
793 * Add version name
794
795 2012-03-20 LTTng modules 2.0.0-rc4
796 * Update README and add version name place-holder
797
798 2012-03-16 LTTng modules 2.0.0-rc3
799 * Fix clock offset 32-bit multiplication overflow
800 * Fix : wrong assign of fd in state dump
801 * License cleanup, ifdef namespace cleanup
802 * Fix: ensure power of 2 check handles 64-bit size_t entirely
803
804 2012-03-02 LTTng modules 2.0.0-rc2
805 * Fix: dmesg printout should not print metadata warnings
806 * Fix: use transport name as channel name
807 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
808
809 2012-02-20 LTTng modules 2.0.0-rc1
810 * Standardize version across toolchain
811 * statedump: Use old macro name for kernel 2.6.38
812
813 2012-02-16 LTTng modules 2.0-pre15
814 * Add timer instrumentation
815 * fix: need to undef mainline define
816 * fix: Include signal.h instead of irq.h for prototype match check
817 * Add signal instrumentation
818
819 2012-02-16 LTTng modules 2.0-pre14
820 * syscall tracing: sys_getcpu
821 * Add sys_clone x86 instrumentation
822 * statedump: fix include circular dep
823 * Implement state dump
824
825 2012-02-09 LTTng modules 2.0-pre13
826 * Update README
827 * environment: write sysname, release, version, domain to metadata
828 * Allow open /proc/lttng for read & write
829
830 2012-02-02 LTTng modules 2.0-pre12
831 * Add x86 32/64 execve syscall instrumentation override
832 * Remove unused defines
833 * Add padding to ABI
834 * Use LTTNG_KERNEL_SYM_NAME_LEN
835 * Update version to 1.9.9
836 * Add missing double-quotes to clock uuid
837 * clock: read bootid as clock monotonic ID
838 * Fix comment
839 * Cleanup comment
840 * clock: output clock description in metadata
841 * Properly fix the timekeeping overflow detection
842 * Fix init bug
843 * rename lib-ring-buffer to lttng-lib-ring-buffer
844 * Remove #warning
845 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
846 * Update TODO
847 * Update TODO
848 * Remove debugfs file (keep only proc file)
849 * Rename lttng-debugfs-abi files to lttng-abi
850
851 2011-12-13 LTTng modules 2.0-pre11
852 * Fix OOPS caused by reference of config pointer
853 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
854 * lttng lib: ring buffer move null pointer check to open
855 * lttng lib: ring buffer remove duplicate null pointer
856 * lttng lib: ring buffer: remove stale null-pointer
857 * lttng wrapper: add missing include to kallsyms wrapper
858 * lttng: cleanup one-bit signed bitfields
859 * Add TODO file
860 * Update symbol name length max size to 256
861 * Fix last modifications to string_from_user operations
862 * Document that depmod needs to be executed by hand
863 * Fix strlen_user fault space reservation
864 * Fix tp_copy_string_from_user handling of faults
865 * Disable block layer tracing support for kernels < 2.6.38
866 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
867 * Update trace clock warning to match the current development plan
868 * ringbuffer: make ring buffer printk less verbose
869 * Makefile: do not run depmod manually
870
871 2011-09-30 LTTng modules 2.0-pre10
872 * x86-32: override sys_mmap syscall instrumentation
873 * Fix cast warning
874
875 2011-09-29 LTTng modules 2.0-pre9
876 * x86 32 syscalls: fix !CONFIG_UID16
877 * Use __string_from_user
878 * Add __string_from_user
879 * Rename "comm" context to "procname"
880 * Fetch "type" name field for mount syscall
881 * Create common override file for all architectures
882 * Shrink stack size usage
883 * Cleanup: remove unused lttng-compat-syscalls.c file
884 * Support detailed compat syscalls on x86_64
885 * Fix syscall table
886 * Add disabled compat syscalls detail (work in progress)
887 * Add config compat support for detailed x86_32 syscalls
888 * Handle newer 3.1+ perf API
889 * Add dummy x86-32 override headers
890 * Bind x86-32 syscall headers
891 * Add x86-32 syscall headers
892 * Add check for KALLSYMS_ALL in syscall extraction script
893 * Automate string extraction for syscalls
894 * Automate syscall filename/pathname extraction
895 * Add exit to ring_buffer_frontend so module is unloadable
896 * Add sys_open filename (x86_64)
897 * Add missing memcpy callback
898 * copy_from_user and memset
899 * Add missing alignment after header write
900 * lib ring buffer: add frontend init as module_init
901 * lib ring buffer frontend: add missing lock initialization
902 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
903 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
904 * Create override for sys_mmap
905 * Rename syscalls -> syscall in LTTng ABI
906 * Use different event name for compat syscalls
907 * Allow trace syscall table override
908 * Add dummy override files
909 * syscall detail: add override capability
910 * Add pointer pretty-print heuristics
911 * Add __field_hex
912 * Rename sys exit errno into ret
913 * Enable detailed syscalls only for native x86_64
914 * Use "unknown" for compat syscalls
915 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
916 * Fix syscall exit
917 * Fix sys exit
918 * Only enable detailed syscalls for x86_64 for now
919 * Merge unknown syscall method with extended detail method
920 * Add underscore prefix before event names
921 * Add syscalls pointers detailed syscall tracing
922 * Use perl for regexp
923 * Support generation of syscall probes for those with pointers
924 * Support detailed syscalls with 0 arguments
925 * detailed syscall tracing (work in progress)
926 * Expose /proc/lttng file
927 * Implement detailed syscall event probe
928 * Disable perf build for < 2.6.33 kernels
929 * Syscall detail mode: generate syscall table
930 * block instrumentation: write cmd as hex sequence
931 * lttng-events TRACE_EVENT generator cleanup
932 * block layer instrumentation: fix cmd field
933 * Remove 0 args syscalls for now from type-aware syscall cb generator
934 * Generate trace syscall table macros
935 * Put syscall tracing without arg types back in place
936 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
937 * lttng events probes: don't clash with "ctx" variable name
938 * lib ring buffer must take private pointer copy before decrementing refcount
939
940 2011-08-16 LTTng modules 2.0-pre8
941 * Fix metadata buffer wait/wakeup
942
943 2011-08-12 LTTng modules 2.0-pre7
944 * Add missing module refcount to lttng_tracepoint_list_fops
945 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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