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