Version 2.11.0-rc4
[lttng-modules.git] / ChangeLog
1 2019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc4
2 * Fix: timer instrumentation for RHEL 7.6
3
4 2019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc3
5 * Move timekeeping blacklisting to a header file
6 * Blacklist: kprobe for arm
7 * Cleanup: tp mempool: Remove logically dead code
8 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
9 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
10 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
11 * Fix: Remove 'type' argument from access_ok() function (v5.0)
12 * Add missing SPDX license identifiers to uprobes
13 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
14 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
15 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
16
17 2018-11-01 (National Men Make Dinner Day) LTTng modules 2.11.0-rc2
18 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
19 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
20 * Fix: adapt to kernel relative references
21 * Fix: implicit declarations caused by buffer size checks.
22 * Prevent allocation of buffers if exceeding available memory
23 * Fix: btrfs instrumentation namespacing
24 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
25 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
26 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
27 * Fix: access migrate_disable field directly
28 * Fix: out of memory error handling
29
30 2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
31 * Fix: uprobes: missing break in lttng_event_ioctl()
32 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
33 * Fix: instruction pointer has different names across arch
34 * Fix: build failures when CONFIG_UPROBES is absent
35 * uprobe: Support multiple call sites for the same uprobe event
36 * uprobe: Receive file descriptor from session instead of path to file
37 * uprobe: Mark uprobe event as registered
38 * Add uprobes support
39 * Fix: adjust SLE version ranges to build with SP2 and SP3
40 * Fix: Allow alphanumeric characters in SLE version
41 * Fix: Adjust range for SuSE 4.4.103-92 kernels
42 * Cleanup: move to kernel style SPDX license identifiers
43 * Cleanup: move scripts to subdirectory
44 * Cleanup: modinfo keys
45 * Add extra version information framework
46 * Revert "Add btrfs file item tracepoints"
47 * Fix: btrfs: Remove unnecessary fs_info parameter
48 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
49 * Fix: asoc: Remove snd_soc_cache_sync() implementation
50 * Fix: asoc: fix printing jack name
51 * Fix: asoc: Consolidate path trace events
52 * Fix: ASoC level IO tracing removed upstream
53 * Enable userspace callstack contexts only on x86
54 * Prevent re-entrancy in callstack-user context
55 * Callstack context: bump number of entries to 128
56 * Fix: callstack context alignment calculation
57 * Cleanup callstack context
58 * Fix callstack context: write empty sequence if no stack trace
59 * Fix: callstack context: false-sharing, bad memory size allocation
60 * callstack context: use delimiter when stack is incomplete
61 * Cleanup callstack context
62 * Add kernel and user callstack contexts
63 * Assign CPU id before saving the context size
64 * Define max nesting count constant
65 * Compute variable sized context length
66 * Pass arguments for context size computation
67 * Add 9p probe
68 * Update delayed ref tracepoints for v3.12
69 * Add btrfs file item tracepoints
70 * Add btrfs tracepoint for em's EEXIST case
71 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
72 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
73 * Fix: lttng filter validator ERANGE error handling
74 * Fix: filter interpreter: use LTTNG_SIZE_MAX
75 * Filter: add FILTER_OP_RETURN_S64 instruction
76 * Perform bitwise ops on unsigned types
77 * Filter: catch shift undefined behavior
78 * Filter: add lshift, rshift, bit not ops
79 * Filter: index array, sequences, implement bitwise binary operators
80 * Fix: pid tracker should track "pgid" for noargs probes
81 * lttng-tp-mempool: perform node-local allocation
82 * Fix: update RCU instrumentation for 4.17
83 * Fix: sunrpc instrumentation for 4.17
84 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
85 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
86 * Update: kvm instrumentation for ubuntu 4.13.0-38
87 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
88 * Fix: btrfs instrumentation namespacing
89 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
90 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
91 * Fix: update kvm instrumentation for 4.1.50+
92 * Use the memory pool instead of kmalloc
93 * Create a memory pool for temporary tracepoint probes storage
94 * Fix: use proper pid_ns in the process statedump
95 * Fix: add variable quoting to shell scripts
96 * Update: kvm instrumentation for fedora 4.14.13-300
97 * Fix: Add Fedora version macros
98 * Add preemptirq instrumentation
99 * Clean-up: fix stale #endif comments
100 * Command to dump the metadata cache again
101 * Add a new /dev/lttng-logger interface
102 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
103 * Fix: update block instrumentation for SuSE 4.4.114-92
104 * Fix: update rcu instrumentation for v4.16
105 * Fix: update vmscan instrumentation for v4.16
106 * Fix: update timer instrumentation on 4.16 and 4.14-rt
107 * Update kvm instrumentation for debian kernel 4.14.0-3
108 * Fix: network instrumentation protocol enum
109 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
110 * Fix: update block instrumentation for SuSE 4.4.73-5
111 * Fix: global_dirty_limit for kernel v4.2 and up
112 * Fix: network instrumentation handling of corrupted TCP headers
113 * Fix: add missing uaccess.h include from kstrtox.h wrapper
114 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
115 * Fix: btrfs_delayed_ref_head was unwired since v3.12
116 * Update kvm instrumentation for debian kernel 4.9.65-3
117 * Fix: debian kernel version parsing
118 * Fix: block instrumentation 4.14+ NULL pointer dereference
119 * Update: kvm instrumentation for 3.16.52 and 3.2.97
120 * Fix: kvm instrumentation for 4.15
121 * Update sock instrumentation for 4.15
122 * Update kvm instrumentation for 4.15
123 * Fix: ACCESS_ONCE() removed in kernel 4.15
124 * Fix: sched instrumentation on stable RT kernels
125 * timer API transition for kernel 4.15
126 * Fix: Don't nest get online cpus
127 * Fix: lttng_channel_syscall_mask() bool use in bitfield
128 * Fix: update kmem instrumentation for kernel 4.15
129 * Fix: lttng_kvmalloc helper NULL pointer OOPS
130 * Update version to 2.11.0-pre
131 * Fix: lttng-logger get_user_pages_fast error handling
132 * Fix: update block instrumentation for 4.14 kernel
133 * Revert "Fix: update block instrumentation for kernel 4.14"
134 * Fix: version check error in btrfs instrumentation
135 * Fix: update btrfs instrumentation for kernel 4.14
136 * Fix: update writeback instrumentation for kernel 4.14
137 * Fix: update block instrumentation for kernel 4.14
138 * Fix: vmalloc wrapper on kernel < 2.6.38
139 * Fix: vmalloc wrapper on kernel >= 4.12
140 * Add kmalloc failover to vmalloc
141 * Fix: mmap: caches aliased on virtual addresses
142 * Fix: update ext4 instrumentation for kernel 4.13
143 * Fix: Sleeping function called from invalid context
144 * Fix: sched for v4.11.5-rt1
145 * Make vim users life easier
146 * Rename Makefile.ABI.workarounds to Kbuild.common
147 * Fix: handle missing ftrace header on v4.12
148 * Fix: pid tracker should track "pgid"
149 * Cleanup: typo in lttng pid tracker
150 * Fix: Build ftrace probe on kernels prior to 4.12
151 * Fix: update ftrace probe for kernel 4.12
152 * Fix: update block instrumentation for kernel 4.12
153 * Calculate context length outside of retry loop
154 * Fix: Add support for 4.9.27-rt18 kernel
155 * Fix: update btrfs instrumentation for kernel 4.12
156 * Fix: update ringbuffer for kernel 4.12
157 * Fix: update sched instrumentation for kernel 4.12
158 * Fix: ext3 was completely removed from the kernel in v4.3
159 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
160 * Fix: add "flush empty" ioctl for stream intersection
161 * Revert "Fix: flush empty packets on snapshot channel"
162 * Revert "Fix: don't perform extra flush on metadata channel"
163
164 2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
165 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
166 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
167 * Fix: Always build vmscan probe
168 * Cleanup: formatting in strutils_star_glob_match explanation
169 * Fix: introduce LTTNG_SIZE_MAX for older kernels
170 * Use SIZE_MAX instead of -1ULL for size_t parameter
171 * filter: use SIZE_MAX for size_t
172 * Fix: out of bound array access in filter code
173 * Add support for star globbing patterns in event names
174 * Filtering: add support for star-only globbing patterns
175 * Add string utilities
176 * lttng-abi.c: cleanup whitespaces
177 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
178 * Fix: kref changes for kernel 4.11
179 * Fix: atomic_add_unless() returns true/false rather than prior value
180 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
181 * Fix: update scsi instrumentation for kernel 4.11
182 * Fix: changes to the vm_op fault cb prototype in libringbuffer
183 * Fix: update btrfs instrumentation for kernel 4.11
184 * Fix: update mm_vmscan instrumentation for kernel 4.11
185 * Fix: section mismatch warning caused by __exit annotation
186 * socketpair: extend syscall socketpair tracing information
187 * Remove events/mainline unused headers
188 * update event README
189 * Fix: nmi-safe clock on 32-bit systems
190 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
191 * Fix: 4.10 hotplug adaptation backward compat
192 * Fix: 4.10 btrfs instrumentation update backward compat
193 * Update btrfs instrumentation for 4.10 kernel
194 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
195 * btrfs instrumentation: update to 4.10 kernel
196 * timer instrumentation: adapt to ktime_t without union
197 * Add load/unload messages to kernel log
198 * Update version to 2.10.0-pre
199 * Fix: asoc instrumentation for RHEL 7.3
200 * Fix: SCSI instrumentation for SLES12 SP2
201 * Add SUSE Linux Enterprise kernel version tests
202 * Filter code relicensing to MIT license
203 * Add task cpu in process statedump
204 * Performance: add missing unlikely in reserve
205 * Fix: preemptible and migratable context error handling
206 * Fix: bump stable kernel version ranges for clock work-around
207
208 2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
209 * Fix: i2c: support kernels < 3.15
210 * Fix: show warning for broken clock work-around
211 * Bump minor ABI version
212 * Fix: work-around upstream Linux timekeeping bug
213 * Add support for i2c tracepoints
214 * Cleanup: makefile version checks with single "ge"
215 * Performance: special-case NULL in lttng_strlen_user_inatomic
216 * Fix: lttng_inline_memcpy does not take a __user argument
217 * Performance: implement lttng_inline_memcpy
218 * Performance: cache the backend pages pointer in context
219 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
220 * Performance: Only dereference commit index once
221 * Performance: Mark channel and buffer event disabled check unlikely
222 * Performance: Relax atomicity constraints for crash handling
223 * Performance: mark ring buffer do_copy callers always inline
224 * Performance: mark lib_ring_buffer_write always inline
225 * Kconfig: select TRACEPOINTS when built-in
226 * Performance: disable event counting by default
227 * Fix: handle large number of pages or subbuffers per buffer
228 * Fix: unregister cpu hotplug notifier on buffer alloc error
229 * Fix: sa_family is of type unsigned short
230 * Fix: check for sizeof sa_family to save sa_family in accept and connect
231 * Fix: use printk_once() for wrapper warning messages
232 * Fix: btrfs instrumentation for 4.8 kernel
233 * Fix: update mm_vmscan instrumentation for kernel 4.8
234 * Fix: napi instrumentation for 4.8 kernels
235 * Fix: update block instrumentation to compile on 4.8 kernels
236 * Cleanup: reuse code in accept() and accept4() instrumentation
237 * Add x86-64 override for accept4 syscall
238 * Fix: timer wrapper: support kernels >= 4.8
239 * Performance: split check deliver fast/slow paths
240 * Fix: x86-64 accept instrumentation
241 * Fix: Add support for 4.6.4-rt8 kernel
242 * Fix: update scsi instrumentation for 4.7+ kernels
243 * Fix: Use fs_initcall instead of rootfs_initcall
244 * Fix: Add kernel configuration for lttng clock plugin
245 * Fix: the clock plugin must be initiated before first use of the clock
246 * Fix: tests/Kbuild for older kernels
247 * Cleanup: __dynamic_len_idx set but not used warning
248 * Cleanup: coding style and comments of net.h
249 * net: Add TCP header data to net_* tracepoints
250 * net: Add IPv4/IPv6 header data to net_* tracepoints
251 * Fix: endianness for the container type of enum
252 * enumeration autoincrement: use if/else logic
253 * Cleanup trailing whitespaces
254 * lttng-test probe: test ctf_enum_auto()
255 * Add ctf_enum_auto() for autoincrementing enumeration values
256 * Implement session statedump command
257 * Fix: annotate bytecode interpreter for kernel stack validator
258 * Update version to 2.9.0-pre
259 * Fix: ring buffer: honor switch parameter type in remote switch
260 * Fix: only flush non-metadata channels
261 * Fix: don't perform extra flush on metadata channel
262 * select, poll and epoll_wait overrides on ARM 32-bit
263 * Fix: flush empty packets on snapshot channel
264 * Fix: do not generate packet at destroy after stop
265 * Fix: compat ioctl for flush/get metadata version
266 * Fix: ctf_string() should handle NULL pointers
267 * Fix: portability: no arith on void pointer
268 * Fix: add missing tests/Kbuild
269 * Test clock override plugin
270 * Fix: add modules target to base Makefile
271 * Fix: make clean does not include dot-config
272 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
273 * Documentation: document that CONFIG_MODULES not required when builtin
274 * Fix: add missing errno include in random wrapper
275 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
276 * Fix: copy_from_user size when limited allocation
277 * Extract the payload of epoll_wait/epoll_pwait
278 * Extract the payload for epoll_ctl
279 * Extract the FDs and flags from poll and ppoll
280 * Extract the FD sets in select and pselect6
281 * Add ctf_integer_bitfield_type
282 * Implement enumeration type
283 * Implement custom field support
284 * Implement variant type
285 * Implement shadow stack for dynamic len
286 * libringbuffer: implement event too big API
287 * Implement structure, compound array/sequence types
288 * Fix: integer endianness metadata generation
289 * Fix: endianness of integers received by filter
290 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
291 * Fix: RHEL kernel 3.10.0-327.13.1 compat
292 * Fix: ctf_user_integer should not trigger page fault
293 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
294 * Add comment describing ioctl number duplication
295 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
296 * Fix: Remove dead code from filter interpreter
297 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
298 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
299 * Fix: use of uninitialized ret value in lttng_abi_create_event
300 * Fix: kmem instrumentation: remove unused gfpflags.h include
301 * Fix: 4.6 kernel: use in_compat_syscall
302 * Fix: use BUG_ON instead of accessing array subscript above array bounds
303 * Fix: Add granularity to RHEL kernel version checks
304
305 2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
306 * Bump minor tracer ABI version
307 * Fix: build against out-of-tree kernel build
308 * probes/Kbuild: remove upper level header path
309 * Move leftover relative include paths to system paths
310 * syscall instrumentation: use system headers
311 * tracepoint event instrumentation: use system headers
312 * Use system include path in wrappers
313 * libs: use system include paths
314 * Use system header paths in core implementation files
315 * Use system include paths in root directory headers
316 * Use system include paths in probes
317 * Update gitignore
318 * Use system include paths in lttng-types.h
319 * Use system include paths in lttng-tracepoint-event-impl.h
320 * Use system include path in probes/define_trace.h
321 * Use system include paths in probes/lttng-tracepoint-event-impl.h
322 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
323 * Add makefile directory to include path
324 * Fix: event ctx get size should be after chan ctx
325 * Fix: filter interpreter with userspace strings
326 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
327 * Fix: format address fields as hexadecimal
328 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
329 * Fix: system call instrumentation overrides
330 * Fix: page_alloc wrapper incorrect parenthesis
331 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
332 * Fix: add struct user_msghdr forward declaration for older kernels
333 * Cleanup: Remove unused lttng-types module
334 * Fix: add missing versions and init call for page_alloc wrapper
335 * Fix: Define lttng-tracer metadata only once
336 * Fix: Add CONFIG_LTTNG to modules_install target
337 * Fix: Use kbuild env instead of a custom var KERNELDIR
338 * Update clock offset comment
339 * clock offset: print negative value in metadata
340 * Fix: handle negative clock offset
341 * Fix: sched instrumentation for 4.1-rt11
342 * Add RT patch version macros
343 * Expect filter context identifiers starting with $ctx.
344 * ARM64: wire up compat system calls
345 * Add support for arm64 syscalls
346 * Fix: Ubuntu kernel range for block_rq_complete
347 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
348 * Fix: update vmscan instrumentation for kernel 4.5
349 * Fix: check reference counts for overflow
350 * Fix: RHEL 7.2 scsi instrumentation
351 * Fix: RHEL 7.2 kvm instrumentation
352 * Kconfig: describe both module and in-kernel compilation options
353 * Add comments and indentation to Makefile
354 * Add support for built-in kernel build
355 * Rename sub makefiles to Kbuild
356 * Cleanup sub makefiles
357 * Make goals configurable with CONFIG_LTTNG
358 * Fix: Use generic raw_irqs_disabled_flags
359 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
360 * Fix: update sched instrumentation for kernel 4.4.0
361 * Bump version number for development branch
362 * Fix: interruptible context: reversed logic
363 * Contexts for RT debugging
364 * Fix: instrumentation: v4lv2 missing include
365 * Fix: header size larger than 256 bytes
366 * Instrument x86 page faults
367 * Fix: irq_vectors TRACE_SYSTEM name
368 * Instrument x86_irq_vectors
369 * Fix: tracepoint listing misses last loaded probe
370 * Fix: lttng trace-clock needs to disable preemption
371 * Tracepoint event: add "TP_code_post()"
372 * Implement array and sequence bitfields
373 * Fix: kmem: add mm.h include
374 * Add page frame number (pfn) to kmem page events
375 * Use pfn rather than struct page in ring buffer array
376 * Implement clock plugin support
377 * Command to regenerate the metadata of a session
378 * Fix: writeback instrumentation update for 4.3 Linux kernel
379 * Fix: update sched wakeup instrumentation for 4.3 kernel
380 * Fix: lttng-test build failure for kernels < 3.0
381 * Use 3.18 syscall instrumentation for MIPS32
382 * Update the MIPS32 syscall instrumentation to 3.18
383 * Fix: Move pipe override to the arch specific pointers_override.h
384 * Implement lttng test module
385 * Cleanup: remove logically dead code
386 * Fix: filter validator use after free
387 * Fix: use after free in channel release
388 * Fix: non-enabler events should be disabled by default
389 * Fix: build failure on 2.6.36
390 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
391 * Fix: writeback instrumentation for 4.2 kernels
392 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
393 * Add stream instance id to the packet header
394 * Add a packet sequence number
395 * Fix: kmem probe with Ubuntu 3.13 kernels
396 * Fix: disable kvm probe if lapic.h isn't found
397 * Fix: timer instrumentation for 4.2 kernels
398 * Fix: ext4 instrumentation for 4.2 kernels
399 * Fix: kvm instrumentation for 4.2 kernels
400 * Fix: allow LTTng to be built within kernel tree
401
402 2015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
403 * Fix: Building the event list fails on fragmented memory
404 * Fix: use after free on metadata cache reallocation
405 * Fix: version checks for kernel 4.0
406 * Fix: Incorrect Ubuntu kernel patchlevel
407 * Fix: cpu-id context should use int type
408 * Implement cpu-id context
409 * Implement cpu_id context for filtering
410 * Fix: context printk mismatch on error
411 * Cleanup: misleading comment about deferrable timer
412 * Fix: arm-32 build
413 * Fix: Update kmem event for Ubuntu's 3.16 kernel
414 * Fix: RHEL 7.1 block instrumentation
415 * Fix: add RHEL version macros
416 * Fix: add missing parenthesis in ubuntu version check
417 * Fix: remove regmap instrumentation for kernels < 4.1
418 * Fix: Update kmem event for recent Ubuntu kernel
419 * Fix: missing statedump end event when block device listing available
420 * Fix: don't generate incorrect macros for debian/ubuntu version check
421 * Revert "Fix: build against Ubuntu kernels"
422 * Fix: build against Ubuntu kernels
423 * Add namespace info in sched_fork and statedump
424 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
425 * Fix: printk instrumentation: remove "condition" tracepoints
426 * Fix: regmap build against kernel 4.0 kernel headers
427 * Add mmu_valid_gen field to mmutrace events
428 * Fix: add missing x86 mmutrace kernel header include
429 * Fix: x86 mmutrace event extra field for kernels >= 3.11
430 * Fix: remove execute flag from kvm.h file
431 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
432 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
433 * Fix: 4.1-rc1 Linux build and regmap instrumentation
434 * Fix: don't clash with older Debian kernel versions
435 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
436 * Fix: discover Debian API
437 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
438 * Fix: atomic.h wrapper for kernels < 2.6.37
439 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
440 * Fix: add missing types.h include for older kernels
441 * Fix: add hlist lttng wrappers
442 * Fix: add struct file_handle forward declaration
443 * Fix: string length calculation reversed user vs kernel args
444 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
445 * Fix: add lttng rcu wrapper to allow tracing RCU
446 * Fix: double-unlock of session mutex
447 * Fix: check that class and instance prototype match
448 * Fix: lttng-events.h check function takes void
449 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
450 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
451 * Fix: Include utsrelease.h in lttng-kernel-version.h
452 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
453 * Fix: old kernels need module.h included before vermagic.h
454 * Fix: net instrumentation for kernels 2.6.39 and below
455 * Fix: version condition in makefile
456 * Implement wrapper around get_pfnblock_flags_mask
457 * Be more restrictive in provider name check
458 * Fix: net instrumentation namespacing
459 * Fix: compaction instrumentation namespacing
460 * Fix: Support 4.x kernel versions in Makefile
461 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
462 * Fix: add missing module.h include to lttng-probe-user.c
463 * Fix: use lttng hlist wrapper in wildcard and filter
464 * Fix: namespace asoc and kmem instrumentation
465 * Fix: update instrumentation after wildcard rebase
466 * Fix: lttng_abi_syscall_list does not need to be exported
467 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
468 * Remove now unused syscalls.h from lttng-modules
469 * Filter: start with enabler "disabled"
470 * Fix coverity warning about sizeof(void **) != sizeof(void *)
471 * Fix length type and text sequence base
472 * Fix: TP_FIELDS: add missing headers
473 * Migrate syscall instrumentation to TP_FIELDS
474 * Migrate tracepoint instrumentation to TP_FIELDS
475 * Implement filtering infrastructure
476 * syscall wildcards: apply syscall filtering
477 * Implement syscall wildcard support
478 * Implement tracepoint wildcard support
479 * Namespace all tracepoints
480 * Implement list.h wrapper for hlist in older kernels
481 * Implement listing of pid tracker content
482 * Implement PID tracking
483 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
484 * Fix: update writeback instrumentation for kernel 4.0+
485 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
486 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
487 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
488 * Fix: missing parenthesis in offset_align_floor
489 * Fix: implement time.h wrapper for FD_ISSET
490 * Fix: update sched instrumentation for 3.19+ kernels
491 * Fix: update rcu instrumentation for 3.19+ kernels
492 * Fix: update scsi instrumentation for 3.19+ kernels
493 * Fix: update module instrumentation for 3.19+ kernels
494 * Fix: Add f_dentry wrapper for 3.19+ kernels
495 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
496 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
497 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
498 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
499 * Conditional compilation introduced by lttng-modules commit
500 * Fix: compaction instrumentation update for 3.14.x stable kernels
501 * Fix: context alignment not properly handled
502 * Fix compilation on Linux kernel >= 3.18.0
503 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
504
505 2014-10-20 LTTng modules 2.6.0-rc1
506 * Expose lttng-modules ABI version ioctl
507 * Fix: syscall list ioctl number conflict
508 * lttng-modules: fix build for non-x86
509 * Fix: syscall listing of session
510 * Print build warning when writeback probe is disabled
511 * Add atomic.h wrapper for before/after atomic
512 * Fix compilation on Ubuntu 14.10
513 * Fix: export name as text array in writeback
514 * Cleanup: remove unused trace_clock_read32()
515 * Use 3.17 ktime_get_mono_fast_ns() new API
516 * Check for stale version.h files
517 * Fix: compile lttng_statedump_process_ns on Ubuntu
518 * Reverse version check logic in lttng_statedump_process_ns
519 * Fix block_rq_complete TP on Ubuntu kernel
520 * Introduce macros to check Ubuntu kernel version
521 * Sync writeback tracepoints from mainline
522 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
523 * Fix: hander negative get_syscall_nr return value
524 * Fix: statedump: close_on_exec flag backward compat
525 * Fix instrumentation of vmscan for older kernels
526 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
527 * Fix: syscall listing: handle "enable all syscall"
528 * Fix: don't allow disabling syscalls when none are enabled
529 * Fix: syscall: fail disable all if all already disabled
530 * Fix: syscall filtering: NULL pointer deref
531 * Cleanup: list syscall without syscall_entry prefix
532 * Fix: syscall_list_show NULL pointer deref
533 * implement syscall mask getter
534 * Cleanup: lttng-abi.h coding style
535 * syscall listing: show syscall ID
536 * Allow events with same name to be enabled for each channel
537 * ABI: use enable a syscall ABI field name
538 * Implement syscall listing
539 * Fix: tracepoint list anonymous file name
540 * Fix: syscall filtering: disable all syscalls
541 * syscall tracing: input/output parameter handling for all arch
542 * lttng-get-syscall-inout.sh depends on bash
543 * Fix generate syscall header script: add missing escape char
544 * syscall instrumentation: handle copy_from_user return value
545 * Rename LTTng syscall instrumentation macros
546 * Rename LTTng instrumentation macros
547 * Extract input/output arguments from accept and connect syscalls
548 * syscall: extract pipe and pipe2 output args
549 * Remove sys_ prefix from syscall names
550 * System call inout/output arg processing
551 * Update syscall inout table
552 * Add syscall inout table
553 * Extract syscall exit ret value on x86 32/64
554 * Extract system call exit return value
555 * Syscall filtering: apply to syscall exit
556 * System call filtering
557 * asoc.h: fix build with v3.17 kernel
558 * Fix: lttng-modules teardown NULL pointer OOPS
559 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
560 * Modernize README using Markdown
561 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
562 * Add cscope to gitignore
563 * Update kvm instrumentation: compile on 3.17-rc1
564 * Update statedump to 3.17 nsproxy locking
565 * Fix: noargs probes should calculate alignment and event length
566 * Update compaction instrumentation to 3.16 kernel
567 * Update vmscan instrumentation to 3.16 kernel
568
569 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
570 * (no change)
571
572 2014-06-27 LTTng modules 2.5.0-rc2
573 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
574 * Fix: statedump handle oom case, handle errors
575 * Fix: correct typo in kernel version number
576 * Fix: blktrace instrumentation for backported branches
577 * Fix: statedump block devices OOPS
578
579 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
580 * Add TID field to some block_* events
581 * Fix: refuse overwrite mode buffers with less than two subbuffers
582 * Fix: lttng modules system call generation script
583 * Dump FD flags and mode on state dump
584 * Fix: incorrect rwbs field type in block_bio_queue
585 * Fix: blktrace instrumentation for v3.2.58+ stable branch
586 * Fix: pass proper args when writing commit counter
587 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
588 * Fix: allow racy tracepoint string input from kernel and userspace
589 * Statedump event for block devices
590 * Fix: update v4l2 instrumentation to 3.15 kernel
591 * Fix: ext4 update instrumentation to 3.15 kernel
592 * Fix: update block instrumentation to 3.15 kernel
593 * Fix: module instrumentation: update to 3.15 kernel
594 * Adapt to 3.15 tracepoint API
595 * Kernel 3.15 don't define map unmap for pipe
596 * Fix: add missing module version in v4l2 probe
597 * Add V4L2 instrumentation
598 * Fix: rcu instrumentation: add const qualifier to char pointers
599 * Fix: add missing module version information
600 * Use kernel 3.13 syscall tables for MIPS32
601 * Add MIPS32 syscalls extracted from a 3.13 kernel
602 * Fix: block instrumentation: < 3.14 don't have bi_iter
603 * Fix: update btrfs instrumentation to kernel 3.14
604 * Fix: update block layer instrumentation to kernel 3.14
605 * Fix: remove __exit annotation
606 * Fix file permissions for lttng-statedump-impl.c
607 * LTTng logger ABI
608
609 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
610 * Fix: load state dump even if work-around lookup fails
611 * Cleanup: fix comment
612 * Fix: correctly version kvm events to build against v3.0 kernel
613 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
614
615 2014-02-14 LTTng modules 2.4.0-rc4
616 * Fix: use after free in ring buffer clients
617 * Fix: Add statedump exit so module is not permanent
618 * Cleanup: move callback init to static initialization
619 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
620
621 2014-01-29 LTTng modules 2.4.0-rc3
622 * Fix: tracepoint event name mapping at unregister
623 * Fix: tracepoint name remapping
624 * Fix: enable event error path memory corruption
625 * Update kvm instrumentation to Linux 3.13
626 * Update sched instrumentation to Linux 3.13
627 * Fix: provide more precise error report for enable event
628 * Fix: quote event name in metadata
629 * Add version info to lttng-tracer.ko modinfo
630
631 2013-12-10 LTTng modules 2.4.0-rc2
632 * Fix: client_packet_header() uses wrong packet
633 * Cleanup: fix typo in ring buffer backend comment
634 * Fix: handle unknown event type parameter
635 * Fix: eliminate timestamp overlap between packets
636 * gcc blacklist: only apply when building with gcc
637 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
638
639 2013-11-15 LTTng modules 2.4.0-rc1
640 * Update ext4 instrumentation to Linux 3.12
641 * Update RCU instrumentation to Linux 3.12
642 * Update btrfs instrumentation to 3.12 kernel
643 * Update vmscan instrumentation to Linux 3.12
644 * update: kmem instrumentation 3.12 kernel support
645 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
646 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
647 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
648 * Add new tracepoint in KVM
649 * Blacklist kernels 3.10.13 and 3.11.2
650 * LTTng trace-clock: shrink kernel blacklist
651 * Metadata flush writes data from the cache
652 * Per-stream ioctl to get the current timestamp
653 * LTTng ringbuffer ABI calls for index generation
654 * Prepare LTTng override of ring buffer fops
655 * Blacklist Linux kernels 3.10+
656
657 2013-09-03 LTTng modules 2.3.0
658 * Fix: metadata stream should not reference session
659 * Fix: btrfs: support 3.11 Linux kernel
660 * statedump: remove KERN_DEBUG messages
661 * Fix: ext4: add missing tracepoints for 3.11 kernel
662 * Fix: ext4: Linux 3.11 support
663 * Fix: ext3: 3.11 Linux support
664 * Fix: statedump nsproxy 3.11 Linux support
665
666 2013-08-30 LTTng modules 2.3.0-rc2
667 * Fix: metadata lttng channel refcount
668 * README: lttng-modules incompatible with lttng 0.x patchset
669
670 2013-07-17 LTTng modules 2.3.0-rc1
671 * Fix: kvm x86 probes side-effect
672 * Fix: allow get/put subbuf in loop for metadata stream
673 * Add support for kvm x86 specific tracepoints
674 * Add mainline headers for kvm x86 tracepoints
675 * Remove old 3.0.4 x86-64 extracted syscall info
676 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
677 * Add syscalls extracted files from a 3.10-rc7 kernel
678 * Improve documentation of the syscall extractor script
679 * Fix: double length of __dynamic_len array
680 * Fix printk instrumentation
681 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
682 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
683 * Fix: SWITCH_FLUSH new sub-buffer checks
684 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
685 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
686 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
687 * Fix: handle writes of length 0
688 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
689 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
690 * print warning and return -EBUSY on double get_subbuf()
691 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
692 * Fix: don't do 0 byte event reservation
693 * Document that payload size need to be greater than 0
694 * Fix build and load against linux-2.6.33.x
695 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
696 * Metadata cache and multiple metadata channels
697 * fix block instrumentation probe signature mismatch for 3.9.x kernels
698 * fix: block instrumentation: NULL pointer dereference
699 * Update rcu instrumentation to 3.9.[0-4]
700 * Fix CPU hotplug section mismatches
701 * Add system calls definitions for powerpc-32
702 * Remove bashism in lttng-syscalls-generate-headers.sh
703 * Update ARM (32 bit) syscall tracepoints to 3.4
704
705 2013-05-09 LTTng modules 2.2.0-rc2
706 * Remove useless lttng_metadata probe
707 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
708 * Fix: 3.9.0 block layer instrumentation build
709 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
710 * Stop build if CONFIG_TRACEPOINTS is not set
711 * Add comments to endifs.
712 * Fix: remove ARM set_tls system call override
713 * Cleanup: arm sys_mmap whitespace
714 * Clean up using global_dirty_limit wrapper for writeback probe
715
716 2013-03-29 LTTng modules 2.2.0-rc1
717 * Update README
718 * Fix: vmscan instrumentation build
719 * writeback instrumentation: remove duplicated structures
720 * block: update instrumentation to 3.9 rc kernel
721 * rcu: update to 3.9 rc kernel instrumentation
722 * workqueue instrumentation: remove duplicated structures
723 * Rename odd event names
724 * Introduce API to remap event names exposed by LTTng
725 * lttng-module: sched.h: Fix compilation on 3.9 kernel
726 * Fix Linux 3.8 btrfs probe warning
727 * Fix Linux 3.8 ext4 probe support
728 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
729 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
730 * instrumentation sched: add missing fork pid info
731 * Fix check in lttng_strlen_user_inatomic
732 * instrumentation: sync with Linux commit a1ce392
733 * Fix: statedump: missing locking, use lttng_iterate_fd
734 * Implement lttng_iterate_fd wrapper
735 * Instrumentation cleanup: kmem events should print hex pointers
736 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
737 * Fix: statedump hang/too early completion due to logic error
738 * Fix: statedump hang due to incorrect wait/wakeup use
739 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
740 * wrapper/perf.h: Fix kernel version condition
741 * Add new kernel probes instrumentation
742 * Update kernel probes to more detailed match to kernel versions
743 * Fix possible kernel build errors with linux-patches
744 * Add missing MIT license text to 3 files under this license
745 * Update sites using kernel version checking macro to new range
746 * Make upper bound of kernel version checking macro exclusive
747 * sock instrumentation: fix fields to get referenced values
748 * ext3 instrumentation: fix of assignment code conversion
749 * sched instrumentation: rename "pid" fields in sched_process_exec
750 * Remove remaining semicolons in TP_fast_assign blocks
751 * Fix compilation for 3.0 kernels that are named 2.6.40
752 * Fix compilation for 3.0 branch (>= 3.0.39)
753 * Add kernel version checking macro
754 * Remove semicolons in TP_fast_assign blocks
755 * Add ifdefs to net probe to support Linux 2.6.39
756 * Add kernel probes for supplementary subsystems
757 * Check if interrupt action name is not null in statedump
758 * Fix exec instrumentation: only for kernels 3.4.0 and higher
759 * Add TRACE_EVENT(sched_process_exec) to sched.h
760 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
761 * Fix warning with 3.6.0 kernel
762 * ABI with support for compat 32/64 bits
763 * Perform calculation on bit size in 64-bit
764 * Use uint64_t for packet header content size and packet size
765 * Fix: compat layer only on supported architectures
766 * Fix ring buffer 32/64 bits compat
767 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
768 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
769 * Fix: statedump missing check for NULL namespace
770
771 2012-09-10 LTTng modules 2.1.0-rc1
772 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
773 * Support for linux kernels 2.6.32 through 2.6.37
774 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
775 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
776 * Add env hostname information
777 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
778 * lttng_statedump_process_state for each PID NS
779 * Support the hostname context
780 * Fix: statedump namespaced pid, tid and ppid
781 * Fix: statedump: disable vm maps enumeration
782 * Fix: ensure userspace accesses are done with _inatomic
783 * Fix: vppid context should test for current nsproxy
784 * Add MIPS system call support
785 * Change mode of lttng-syscalls-generate-headers.sh to 755
786 * cleanup: fix typo in syscall instrumentation header
787 * Cleanup: remove trailing whitespace in README
788 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
789 * LTTng: probe-statedump: add #include <linux/sched.h>
790 * fix: signal_generate event should print utf8 for comm field
791 * Makes write operation a parameter for tp_memcpy macro
792 * Add coding style document
793 * Update instrumentation/events README file
794 * Add makefile target for preprocessor
795 * Fix: free_event_id check should compare unsigned int with -1U
796 * Use unsigned long type for events discarded counter
797 * Fix: update signal instrumentation for 3.4 kernel
798 * LTTng Modules ARM syscall instrumentation
799 * Fix: generate header missing echo -e for escape chars
800 * Fix: add missing uaccess.h include (for ARM)
801 * README: Document that CONFIG_MODULES is required
802 * Fix: README typo
803 * Fix: document required and optional kernel config options in README
804
805 2012-03-29 LTTng modules 2.0.1
806 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
807
808 2012-03-20 LTTng modules 2.0.0
809 * First STABLE version
810 * Add version name
811
812 2012-03-20 LTTng modules 2.0.0-rc4
813 * Update README and add version name place-holder
814
815 2012-03-16 LTTng modules 2.0.0-rc3
816 * Fix clock offset 32-bit multiplication overflow
817 * Fix : wrong assign of fd in state dump
818 * License cleanup, ifdef namespace cleanup
819 * Fix: ensure power of 2 check handles 64-bit size_t entirely
820
821 2012-03-02 LTTng modules 2.0.0-rc2
822 * Fix: dmesg printout should not print metadata warnings
823 * Fix: use transport name as channel name
824 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
825
826 2012-02-20 LTTng modules 2.0.0-rc1
827 * Standardize version across toolchain
828 * statedump: Use old macro name for kernel 2.6.38
829
830 2012-02-16 LTTng modules 2.0-pre15
831 * Add timer instrumentation
832 * fix: need to undef mainline define
833 * fix: Include signal.h instead of irq.h for prototype match check
834 * Add signal instrumentation
835
836 2012-02-16 LTTng modules 2.0-pre14
837 * syscall tracing: sys_getcpu
838 * Add sys_clone x86 instrumentation
839 * statedump: fix include circular dep
840 * Implement state dump
841
842 2012-02-09 LTTng modules 2.0-pre13
843 * Update README
844 * environment: write sysname, release, version, domain to metadata
845 * Allow open /proc/lttng for read & write
846
847 2012-02-02 LTTng modules 2.0-pre12
848 * Add x86 32/64 execve syscall instrumentation override
849 * Remove unused defines
850 * Add padding to ABI
851 * Use LTTNG_KERNEL_SYM_NAME_LEN
852 * Update version to 1.9.9
853 * Add missing double-quotes to clock uuid
854 * clock: read bootid as clock monotonic ID
855 * Fix comment
856 * Cleanup comment
857 * clock: output clock description in metadata
858 * Properly fix the timekeeping overflow detection
859 * Fix init bug
860 * rename lib-ring-buffer to lttng-lib-ring-buffer
861 * Remove #warning
862 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
863 * Update TODO
864 * Update TODO
865 * Remove debugfs file (keep only proc file)
866 * Rename lttng-debugfs-abi files to lttng-abi
867
868 2011-12-13 LTTng modules 2.0-pre11
869 * Fix OOPS caused by reference of config pointer
870 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
871 * lttng lib: ring buffer move null pointer check to open
872 * lttng lib: ring buffer remove duplicate null pointer
873 * lttng lib: ring buffer: remove stale null-pointer
874 * lttng wrapper: add missing include to kallsyms wrapper
875 * lttng: cleanup one-bit signed bitfields
876 * Add TODO file
877 * Update symbol name length max size to 256
878 * Fix last modifications to string_from_user operations
879 * Document that depmod needs to be executed by hand
880 * Fix strlen_user fault space reservation
881 * Fix tp_copy_string_from_user handling of faults
882 * Disable block layer tracing support for kernels < 2.6.38
883 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
884 * Update trace clock warning to match the current development plan
885 * ringbuffer: make ring buffer printk less verbose
886 * Makefile: do not run depmod manually
887
888 2011-09-30 LTTng modules 2.0-pre10
889 * x86-32: override sys_mmap syscall instrumentation
890 * Fix cast warning
891
892 2011-09-29 LTTng modules 2.0-pre9
893 * x86 32 syscalls: fix !CONFIG_UID16
894 * Use __string_from_user
895 * Add __string_from_user
896 * Rename "comm" context to "procname"
897 * Fetch "type" name field for mount syscall
898 * Create common override file for all architectures
899 * Shrink stack size usage
900 * Cleanup: remove unused lttng-compat-syscalls.c file
901 * Support detailed compat syscalls on x86_64
902 * Fix syscall table
903 * Add disabled compat syscalls detail (work in progress)
904 * Add config compat support for detailed x86_32 syscalls
905 * Handle newer 3.1+ perf API
906 * Add dummy x86-32 override headers
907 * Bind x86-32 syscall headers
908 * Add x86-32 syscall headers
909 * Add check for KALLSYMS_ALL in syscall extraction script
910 * Automate string extraction for syscalls
911 * Automate syscall filename/pathname extraction
912 * Add exit to ring_buffer_frontend so module is unloadable
913 * Add sys_open filename (x86_64)
914 * Add missing memcpy callback
915 * copy_from_user and memset
916 * Add missing alignment after header write
917 * lib ring buffer: add frontend init as module_init
918 * lib ring buffer frontend: add missing lock initialization
919 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
920 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
921 * Create override for sys_mmap
922 * Rename syscalls -> syscall in LTTng ABI
923 * Use different event name for compat syscalls
924 * Allow trace syscall table override
925 * Add dummy override files
926 * syscall detail: add override capability
927 * Add pointer pretty-print heuristics
928 * Add __field_hex
929 * Rename sys exit errno into ret
930 * Enable detailed syscalls only for native x86_64
931 * Use "unknown" for compat syscalls
932 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
933 * Fix syscall exit
934 * Fix sys exit
935 * Only enable detailed syscalls for x86_64 for now
936 * Merge unknown syscall method with extended detail method
937 * Add underscore prefix before event names
938 * Add syscalls pointers detailed syscall tracing
939 * Use perl for regexp
940 * Support generation of syscall probes for those with pointers
941 * Support detailed syscalls with 0 arguments
942 * detailed syscall tracing (work in progress)
943 * Expose /proc/lttng file
944 * Implement detailed syscall event probe
945 * Disable perf build for < 2.6.33 kernels
946 * Syscall detail mode: generate syscall table
947 * block instrumentation: write cmd as hex sequence
948 * lttng-events TRACE_EVENT generator cleanup
949 * block layer instrumentation: fix cmd field
950 * Remove 0 args syscalls for now from type-aware syscall cb generator
951 * Generate trace syscall table macros
952 * Put syscall tracing without arg types back in place
953 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
954 * lttng events probes: don't clash with "ctx" variable name
955 * lib ring buffer must take private pointer copy before decrementing refcount
956
957 2011-08-16 LTTng modules 2.0-pre8
958 * Fix metadata buffer wait/wakeup
959
960 2011-08-12 LTTng modules 2.0-pre7
961 * Add missing module refcount to lttng_tracepoint_list_fops
962 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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