bc52c431e5f29817d86bbfffd90dd7aa6dae100e
[lttng-modules.git] / ChangeLog
1 2015-09-24 LTTng modules 2.6.4
2 * Fix: writeback instrumentation update for 4.3 Linux kernel
3 * Fix: update sched wakeup instrumentation for 4.3 kernel
4
5 2015-09-09 LTTng modules 2.6.3
6 * Fix: use after free in channel release
7 * Fix: build failure on 2.6.36
8 * Fix: writeback instrumentation for 4.2 kernels
9 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
10 * Fix: kmem probe with Ubuntu 3.13 kernels
11 * Fix: disable kvm probe if lapic.h isn't found
12 * Fix: timer instrumentation for 4.2 kernels
13 * Fix: ext4 instrumentation for 4.2 kernels
14 * Fix: kvm instrumentation for 4.2 kernels
15 * Fix: allow LTTng to be built within kernel tree
16 * Fix: Building the event list fails on fragmented memory
17 * Fix: use after free on metadata cache reallocation
18
19 2015-06-18 LTTng modules 2.6.2
20 * Fix: version checks for kernel 4.0
21 * Fix: Incorrect Ubuntu kernel patchlevel
22 * Fix: Update kmem event for Ubuntu's 3.16 kernel
23 * Fix: RHEL 7.1 block instrumentation
24 * Fix: add RHEL version macros
25 * Fix: add missing parenthesis in ubuntu version check
26 * Fix: remove regmap instrumentation for kernels < 4.1
27 * Fix: Update kmem event for recent Ubuntu kernel
28 * Fix: missing statedump end event when block device listing available
29 * Fix: don't generate incorrect macros for debian/ubuntu version check
30
31 2015-04-29 LTTng modules 2.6.1
32 * Fix: regmap build against kernel 4.0 kernel headers
33 * Fix: mmutrace warnings about redefined macros
34 * Fix: add missing x86 mmutrace kernel header include
35 * Fix: x86 mmutrace event extra field for kernels >= 3.11
36 * Fix: remove execute flag from kvm.h file
37 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
38 * Fix: compilation warnings on 4.1-rc1 kernel
39 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
40 * Fix: 4.1-rc1 Linux build and regmap instrumentation
41 * Fix: don't clash with older Debian kernel versions
42 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
43 * Fix: discover Debian API
44 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
45 * Fix: add struct file_handle forward declaration
46 * Fix: atomic.h wrapper for kernels < 2.6.37
47 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
48 * Fix: check that class and instance prototype match
49 * Fix: lttng-events.h check function takes void
50 * Update regmap instrumentation for Linux 3.19.4 and 4.0
51 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
52 * Fix: Include utsrelease.h in lttng-kernel-version.h
53 * Fix: old kernels need module.h included before vermagic.h
54 * Fix: version condition in makefile
55 * Implement wrapper around get_pfnblock_flags_mask
56 * Fix: Support 4.x kernel versions in Makefile
57 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
58 * Fix: update writeback instrumentation for kernel 4.0+
59 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
60 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
61 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
62
63 2015-01-26 LTTng modules 2.6.0
64 * Fix: missing parenthesis in offset_align_floor
65 * Fix: implement time.h wrapper for FD_ISSET
66 * Fix: update sched instrumentation for 3.19+ kernels
67 * Fix: update rcu instrumentation for 3.19+ kernels
68 * Fix: update scsi instrumentation for 3.19+ kernels
69 * Fix: update module instrumentation for 3.19+ kernels
70 * Fix: Add f_dentry wrapper for 3.19+ kernels
71 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
72 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
73 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
74 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
75 * Conditional compilation introduced by lttng-modules commit
76
77 2014-12-12 LTTng modules 2.6.0-rc2
78 * Fix: compaction instrumentation update for 3.14.x stable kernels
79 * Fix: context alignment not properly handled
80 * Fix compilation on Linux kernel >= 3.18.0
81 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
82
83 2014-10-20 LTTng modules 2.6.0-rc1
84 * Expose lttng-modules ABI version ioctl
85 * Fix: syscall list ioctl number conflict
86 * lttng-modules: fix build for non-x86
87 * Fix: syscall listing of session
88 * Print build warning when writeback probe is disabled
89 * Add atomic.h wrapper for before/after atomic
90 * Fix compilation on Ubuntu 14.10
91 * Fix: export name as text array in writeback
92 * Cleanup: remove unused trace_clock_read32()
93 * Use 3.17 ktime_get_mono_fast_ns() new API
94 * Check for stale version.h files
95 * Fix: compile lttng_statedump_process_ns on Ubuntu
96 * Reverse version check logic in lttng_statedump_process_ns
97 * Fix block_rq_complete TP on Ubuntu kernel
98 * Introduce macros to check Ubuntu kernel version
99 * Sync writeback tracepoints from mainline
100 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
101 * Fix: hander negative get_syscall_nr return value
102 * Fix: statedump: close_on_exec flag backward compat
103 * Fix instrumentation of vmscan for older kernels
104 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
105 * Fix: syscall listing: handle "enable all syscall"
106 * Fix: don't allow disabling syscalls when none are enabled
107 * Fix: syscall: fail disable all if all already disabled
108 * Fix: syscall filtering: NULL pointer deref
109 * Cleanup: list syscall without syscall_entry prefix
110 * Fix: syscall_list_show NULL pointer deref
111 * implement syscall mask getter
112 * Cleanup: lttng-abi.h coding style
113 * syscall listing: show syscall ID
114 * Allow events with same name to be enabled for each channel
115 * ABI: use enable a syscall ABI field name
116 * Implement syscall listing
117 * Fix: tracepoint list anonymous file name
118 * Fix: syscall filtering: disable all syscalls
119 * syscall tracing: input/output parameter handling for all arch
120 * lttng-get-syscall-inout.sh depends on bash
121 * Fix generate syscall header script: add missing escape char
122 * syscall instrumentation: handle copy_from_user return value
123 * Rename LTTng syscall instrumentation macros
124 * Rename LTTng instrumentation macros
125 * Extract input/output arguments from accept and connect syscalls
126 * syscall: extract pipe and pipe2 output args
127 * Remove sys_ prefix from syscall names
128 * System call inout/output arg processing
129 * Update syscall inout table
130 * Add syscall inout table
131 * Extract syscall exit ret value on x86 32/64
132 * Extract system call exit return value
133 * Syscall filtering: apply to syscall exit
134 * System call filtering
135 * asoc.h: fix build with v3.17 kernel
136 * Fix: lttng-modules teardown NULL pointer OOPS
137 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
138 * Modernize README using Markdown
139 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
140 * Add cscope to gitignore
141 * Update kvm instrumentation: compile on 3.17-rc1
142 * Update statedump to 3.17 nsproxy locking
143 * Fix: noargs probes should calculate alignment and event length
144 * Update compaction instrumentation to 3.16 kernel
145 * Update vmscan instrumentation to 3.16 kernel
146
147 2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
148 * (no change)
149
150 2014-06-27 LTTng modules 2.5.0-rc2
151 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
152 * Fix: statedump handle oom case, handle errors
153 * Fix: correct typo in kernel version number
154 * Fix: blktrace instrumentation for backported branches
155 * Fix: statedump block devices OOPS
156
157 2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
158 * Add TID field to some block_* events
159 * Fix: refuse overwrite mode buffers with less than two subbuffers
160 * Fix: lttng modules system call generation script
161 * Dump FD flags and mode on state dump
162 * Fix: incorrect rwbs field type in block_bio_queue
163 * Fix: blktrace instrumentation for v3.2.58+ stable branch
164 * Fix: pass proper args when writing commit counter
165 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
166 * Fix: allow racy tracepoint string input from kernel and userspace
167 * Statedump event for block devices
168 * Fix: update v4l2 instrumentation to 3.15 kernel
169 * Fix: ext4 update instrumentation to 3.15 kernel
170 * Fix: update block instrumentation to 3.15 kernel
171 * Fix: module instrumentation: update to 3.15 kernel
172 * Adapt to 3.15 tracepoint API
173 * Kernel 3.15 don't define map unmap for pipe
174 * Fix: add missing module version in v4l2 probe
175 * Add V4L2 instrumentation
176 * Fix: rcu instrumentation: add const qualifier to char pointers
177 * Fix: add missing module version information
178 * Use kernel 3.13 syscall tables for MIPS32
179 * Add MIPS32 syscalls extracted from a 3.13 kernel
180 * Fix: block instrumentation: < 3.14 don't have bi_iter
181 * Fix: update btrfs instrumentation to kernel 3.14
182 * Fix: update block layer instrumentation to kernel 3.14
183 * Fix: remove __exit annotation
184 * Fix file permissions for lttng-statedump-impl.c
185 * LTTng logger ABI
186
187 2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
188 * Fix: load state dump even if work-around lookup fails
189 * Cleanup: fix comment
190 * Fix: correctly version kvm events to build against v3.0 kernel
191 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
192
193 2014-02-14 LTTng modules 2.4.0-rc4
194 * Fix: use after free in ring buffer clients
195 * Fix: Add statedump exit so module is not permanent
196 * Cleanup: move callback init to static initialization
197 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
198
199 2014-01-29 LTTng modules 2.4.0-rc3
200 * Fix: tracepoint event name mapping at unregister
201 * Fix: tracepoint name remapping
202 * Fix: enable event error path memory corruption
203 * Update kvm instrumentation to Linux 3.13
204 * Update sched instrumentation to Linux 3.13
205 * Fix: provide more precise error report for enable event
206 * Fix: quote event name in metadata
207 * Add version info to lttng-tracer.ko modinfo
208
209 2013-12-10 LTTng modules 2.4.0-rc2
210 * Fix: client_packet_header() uses wrong packet
211 * Cleanup: fix typo in ring buffer backend comment
212 * Fix: handle unknown event type parameter
213 * Fix: eliminate timestamp overlap between packets
214 * gcc blacklist: only apply when building with gcc
215 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
216
217 2013-11-15 LTTng modules 2.4.0-rc1
218 * Update ext4 instrumentation to Linux 3.12
219 * Update RCU instrumentation to Linux 3.12
220 * Update btrfs instrumentation to 3.12 kernel
221 * Update vmscan instrumentation to Linux 3.12
222 * update: kmem instrumentation 3.12 kernel support
223 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
224 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
225 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
226 * Add new tracepoint in KVM
227 * Blacklist kernels 3.10.13 and 3.11.2
228 * LTTng trace-clock: shrink kernel blacklist
229 * Metadata flush writes data from the cache
230 * Per-stream ioctl to get the current timestamp
231 * LTTng ringbuffer ABI calls for index generation
232 * Prepare LTTng override of ring buffer fops
233 * Blacklist Linux kernels 3.10+
234
235 2013-09-03 LTTng modules 2.3.0
236 * Fix: metadata stream should not reference session
237 * Fix: btrfs: support 3.11 Linux kernel
238 * statedump: remove KERN_DEBUG messages
239 * Fix: ext4: add missing tracepoints for 3.11 kernel
240 * Fix: ext4: Linux 3.11 support
241 * Fix: ext3: 3.11 Linux support
242 * Fix: statedump nsproxy 3.11 Linux support
243
244 2013-08-30 LTTng modules 2.3.0-rc2
245 * Fix: metadata lttng channel refcount
246 * README: lttng-modules incompatible with lttng 0.x patchset
247
248 2013-07-17 LTTng modules 2.3.0-rc1
249 * Fix: kvm x86 probes side-effect
250 * Fix: allow get/put subbuf in loop for metadata stream
251 * Add support for kvm x86 specific tracepoints
252 * Add mainline headers for kvm x86 tracepoints
253 * Remove old 3.0.4 x86-64 extracted syscall info
254 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
255 * Add syscalls extracted files from a 3.10-rc7 kernel
256 * Improve documentation of the syscall extractor script
257 * Fix: double length of __dynamic_len array
258 * Fix printk instrumentation
259 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
260 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
261 * Fix: SWITCH_FLUSH new sub-buffer checks
262 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
263 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
264 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
265 * Fix: handle writes of length 0
266 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
267 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
268 * print warning and return -EBUSY on double get_subbuf()
269 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
270 * Fix: don't do 0 byte event reservation
271 * Document that payload size need to be greater than 0
272 * Fix build and load against linux-2.6.33.x
273 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
274 * Metadata cache and multiple metadata channels
275 * fix block instrumentation probe signature mismatch for 3.9.x kernels
276 * fix: block instrumentation: NULL pointer dereference
277 * Update rcu instrumentation to 3.9.[0-4]
278 * Fix CPU hotplug section mismatches
279 * Add system calls definitions for powerpc-32
280 * Remove bashism in lttng-syscalls-generate-headers.sh
281 * Update ARM (32 bit) syscall tracepoints to 3.4
282
283 2013-05-09 LTTng modules 2.2.0-rc2
284 * Remove useless lttng_metadata probe
285 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
286 * Fix: 3.9.0 block layer instrumentation build
287 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
288 * Stop build if CONFIG_TRACEPOINTS is not set
289 * Add comments to endifs.
290 * Fix: remove ARM set_tls system call override
291 * Cleanup: arm sys_mmap whitespace
292 * Clean up using global_dirty_limit wrapper for writeback probe
293
294 2013-03-29 LTTng modules 2.2.0-rc1
295 * Update README
296 * Fix: vmscan instrumentation build
297 * writeback instrumentation: remove duplicated structures
298 * block: update instrumentation to 3.9 rc kernel
299 * rcu: update to 3.9 rc kernel instrumentation
300 * workqueue instrumentation: remove duplicated structures
301 * Rename odd event names
302 * Introduce API to remap event names exposed by LTTng
303 * lttng-module: sched.h: Fix compilation on 3.9 kernel
304 * Fix Linux 3.8 btrfs probe warning
305 * Fix Linux 3.8 ext4 probe support
306 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
307 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
308 * instrumentation sched: add missing fork pid info
309 * Fix check in lttng_strlen_user_inatomic
310 * instrumentation: sync with Linux commit a1ce392
311 * Fix: statedump: missing locking, use lttng_iterate_fd
312 * Implement lttng_iterate_fd wrapper
313 * Instrumentation cleanup: kmem events should print hex pointers
314 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
315 * Fix: statedump hang/too early completion due to logic error
316 * Fix: statedump hang due to incorrect wait/wakeup use
317 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
318 * wrapper/perf.h: Fix kernel version condition
319 * Add new kernel probes instrumentation
320 * Update kernel probes to more detailed match to kernel versions
321 * Fix possible kernel build errors with linux-patches
322 * Add missing MIT license text to 3 files under this license
323 * Update sites using kernel version checking macro to new range
324 * Make upper bound of kernel version checking macro exclusive
325 * sock instrumentation: fix fields to get referenced values
326 * ext3 instrumentation: fix of assignment code conversion
327 * sched instrumentation: rename "pid" fields in sched_process_exec
328 * Remove remaining semicolons in TP_fast_assign blocks
329 * Fix compilation for 3.0 kernels that are named 2.6.40
330 * Fix compilation for 3.0 branch (>= 3.0.39)
331 * Add kernel version checking macro
332 * Remove semicolons in TP_fast_assign blocks
333 * Add ifdefs to net probe to support Linux 2.6.39
334 * Add kernel probes for supplementary subsystems
335 * Check if interrupt action name is not null in statedump
336 * Fix exec instrumentation: only for kernels 3.4.0 and higher
337 * Add TRACE_EVENT(sched_process_exec) to sched.h
338 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
339 * Fix warning with 3.6.0 kernel
340 * ABI with support for compat 32/64 bits
341 * Perform calculation on bit size in 64-bit
342 * Use uint64_t for packet header content size and packet size
343 * Fix: compat layer only on supported architectures
344 * Fix ring buffer 32/64 bits compat
345 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
346 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
347 * Fix: statedump missing check for NULL namespace
348
349 2012-09-10 LTTng modules 2.1.0-rc1
350 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
351 * Support for linux kernels 2.6.32 through 2.6.37
352 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
353 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
354 * Add env hostname information
355 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
356 * lttng_statedump_process_state for each PID NS
357 * Support the hostname context
358 * Fix: statedump namespaced pid, tid and ppid
359 * Fix: statedump: disable vm maps enumeration
360 * Fix: ensure userspace accesses are done with _inatomic
361 * Fix: vppid context should test for current nsproxy
362 * Add MIPS system call support
363 * Change mode of lttng-syscalls-generate-headers.sh to 755
364 * cleanup: fix typo in syscall instrumentation header
365 * Cleanup: remove trailing whitespace in README
366 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
367 * LTTng: probe-statedump: add #include <linux/sched.h>
368 * fix: signal_generate event should print utf8 for comm field
369 * Makes write operation a parameter for tp_memcpy macro
370 * Add coding style document
371 * Update instrumentation/events README file
372 * Add makefile target for preprocessor
373 * Fix: free_event_id check should compare unsigned int with -1U
374 * Use unsigned long type for events discarded counter
375 * Fix: update signal instrumentation for 3.4 kernel
376 * LTTng Modules ARM syscall instrumentation
377 * Fix: generate header missing echo -e for escape chars
378 * Fix: add missing uaccess.h include (for ARM)
379 * README: Document that CONFIG_MODULES is required
380 * Fix: README typo
381 * Fix: document required and optional kernel config options in README
382
383 2012-03-29 LTTng modules 2.0.1
384 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
385
386 2012-03-20 LTTng modules 2.0.0
387 * First STABLE version
388 * Add version name
389
390 2012-03-20 LTTng modules 2.0.0-rc4
391 * Update README and add version name place-holder
392
393 2012-03-16 LTTng modules 2.0.0-rc3
394 * Fix clock offset 32-bit multiplication overflow
395 * Fix : wrong assign of fd in state dump
396 * License cleanup, ifdef namespace cleanup
397 * Fix: ensure power of 2 check handles 64-bit size_t entirely
398
399 2012-03-02 LTTng modules 2.0.0-rc2
400 * Fix: dmesg printout should not print metadata warnings
401 * Fix: use transport name as channel name
402 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
403
404 2012-02-20 LTTng modules 2.0.0-rc1
405 * Standardize version across toolchain
406 * statedump: Use old macro name for kernel 2.6.38
407
408 2012-02-16 LTTng modules 2.0-pre15
409 * Add timer instrumentation
410 * fix: need to undef mainline define
411 * fix: Include signal.h instead of irq.h for prototype match check
412 * Add signal instrumentation
413
414 2012-02-16 LTTng modules 2.0-pre14
415 * syscall tracing: sys_getcpu
416 * Add sys_clone x86 instrumentation
417 * statedump: fix include circular dep
418 * Implement state dump
419
420 2012-02-09 LTTng modules 2.0-pre13
421 * Update README
422 * environment: write sysname, release, version, domain to metadata
423 * Allow open /proc/lttng for read & write
424
425 2012-02-02 LTTng modules 2.0-pre12
426 * Add x86 32/64 execve syscall instrumentation override
427 * Remove unused defines
428 * Add padding to ABI
429 * Use LTTNG_KERNEL_SYM_NAME_LEN
430 * Update version to 1.9.9
431 * Add missing double-quotes to clock uuid
432 * clock: read bootid as clock monotonic ID
433 * Fix comment
434 * Cleanup comment
435 * clock: output clock description in metadata
436 * Properly fix the timekeeping overflow detection
437 * Fix init bug
438 * rename lib-ring-buffer to lttng-lib-ring-buffer
439 * Remove #warning
440 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
441 * Update TODO
442 * Update TODO
443 * Remove debugfs file (keep only proc file)
444 * Rename lttng-debugfs-abi files to lttng-abi
445
446 2011-12-13 LTTng modules 2.0-pre11
447 * Fix OOPS caused by reference of config pointer
448 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
449 * lttng lib: ring buffer move null pointer check to open
450 * lttng lib: ring buffer remove duplicate null pointer
451 * lttng lib: ring buffer: remove stale null-pointer
452 * lttng wrapper: add missing include to kallsyms wrapper
453 * lttng: cleanup one-bit signed bitfields
454 * Add TODO file
455 * Update symbol name length max size to 256
456 * Fix last modifications to string_from_user operations
457 * Document that depmod needs to be executed by hand
458 * Fix strlen_user fault space reservation
459 * Fix tp_copy_string_from_user handling of faults
460 * Disable block layer tracing support for kernels < 2.6.38
461 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
462 * Update trace clock warning to match the current development plan
463 * ringbuffer: make ring buffer printk less verbose
464 * Makefile: do not run depmod manually
465
466 2011-09-30 LTTng modules 2.0-pre10
467 * x86-32: override sys_mmap syscall instrumentation
468 * Fix cast warning
469
470 2011-09-29 LTTng modules 2.0-pre9
471 * x86 32 syscalls: fix !CONFIG_UID16
472 * Use __string_from_user
473 * Add __string_from_user
474 * Rename "comm" context to "procname"
475 * Fetch "type" name field for mount syscall
476 * Create common override file for all architectures
477 * Shrink stack size usage
478 * Cleanup: remove unused lttng-compat-syscalls.c file
479 * Support detailed compat syscalls on x86_64
480 * Fix syscall table
481 * Add disabled compat syscalls detail (work in progress)
482 * Add config compat support for detailed x86_32 syscalls
483 * Handle newer 3.1+ perf API
484 * Add dummy x86-32 override headers
485 * Bind x86-32 syscall headers
486 * Add x86-32 syscall headers
487 * Add check for KALLSYMS_ALL in syscall extraction script
488 * Automate string extraction for syscalls
489 * Automate syscall filename/pathname extraction
490 * Add exit to ring_buffer_frontend so module is unloadable
491 * Add sys_open filename (x86_64)
492 * Add missing memcpy callback
493 * copy_from_user and memset
494 * Add missing alignment after header write
495 * lib ring buffer: add frontend init as module_init
496 * lib ring buffer frontend: add missing lock initialization
497 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
498 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
499 * Create override for sys_mmap
500 * Rename syscalls -> syscall in LTTng ABI
501 * Use different event name for compat syscalls
502 * Allow trace syscall table override
503 * Add dummy override files
504 * syscall detail: add override capability
505 * Add pointer pretty-print heuristics
506 * Add __field_hex
507 * Rename sys exit errno into ret
508 * Enable detailed syscalls only for native x86_64
509 * Use "unknown" for compat syscalls
510 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
511 * Fix syscall exit
512 * Fix sys exit
513 * Only enable detailed syscalls for x86_64 for now
514 * Merge unknown syscall method with extended detail method
515 * Add underscore prefix before event names
516 * Add syscalls pointers detailed syscall tracing
517 * Use perl for regexp
518 * Support generation of syscall probes for those with pointers
519 * Support detailed syscalls with 0 arguments
520 * detailed syscall tracing (work in progress)
521 * Expose /proc/lttng file
522 * Implement detailed syscall event probe
523 * Disable perf build for < 2.6.33 kernels
524 * Syscall detail mode: generate syscall table
525 * block instrumentation: write cmd as hex sequence
526 * lttng-events TRACE_EVENT generator cleanup
527 * block layer instrumentation: fix cmd field
528 * Remove 0 args syscalls for now from type-aware syscall cb generator
529 * Generate trace syscall table macros
530 * Put syscall tracing without arg types back in place
531 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
532 * lttng events probes: don't clash with "ctx" variable name
533 * lib ring buffer must take private pointer copy before decrementing refcount
534
535 2011-08-16 LTTng modules 2.0-pre8
536 * Fix metadata buffer wait/wakeup
537
538 2011-08-12 LTTng modules 2.0-pre7
539 * Add missing module refcount to lttng_tracepoint_list_fops
540 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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