Version 2.4.4
[lttng-modules.git] / ChangeLog
CommitLineData
c7bc5e1c
MD
12015-01-26 LTTng modules 2.4.4
2 * Fix: missing parenthesis in offset_align_floor
3 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
4 * Conditional compilation introduced by lttng-modules commit
5
42b06b49
MD
62014-12-12 LTTng modules 2.4.3
7 * Fix: compaction instrumentation update for 3.14.x stable kernels
8 * Fix: context alignment not properly handled
9 * Check for stale version.h files
10 * Fix: lttng-modules teardown NULL pointer OOPS
11 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
12
85016adf
MD
132014-07-16 LTTng modules 2.4.2
14 * Fix: statedump handle oom case, handle errors
15 * Fix: correct typo in kernel version number
16 * Fix: blktrace instrumentation for backported branches
17 * Fix: refuse overwrite mode buffers with less than two subbuffers
18 * Fix: lttng modules system call generation script
19 * Fix: incorrect rwbs field type in block_bio_queue
20 * Fix: blktrace instrumentation for v3.2.58+ stable branch
21 * Fix: update block instrumentation to 3.15 kernel
22 * Fix: pass proper args when writing commit counter
23 * Fix: allow racy tracepoint string input from kernel and userspace
24
afdc6b15
MD
252014-04-08 LTTng modules 2.4.1
26 * Fix: rcu instrumentation: add const qualifier to char pointers
27 * Fix: add missing module version information
28 * Fix: block instrumentation: < 3.14 don't have bi_iter
29 * Fix: update btrfs instrumentation to kernel 3.14
30 * Fix: update block layer instrumentation to kernel 3.14
31 * Fix file permissions for lttng-statedump-impl.c
32
fb2c3779
MD
332014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
34 * Fix: load state dump even if work-around lookup fails
35 * Cleanup: fix comment
36 * Fix: correctly version kvm events to build against v3.0 kernel
37 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
38
4be86211
MD
392014-02-14 LTTng modules 2.4.0-rc4
40 * Fix: use after free in ring buffer clients
41 * Fix: Add statedump exit so module is not permanent
42 * Cleanup: move callback init to static initialization
43 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
44
00808267
MD
452014-01-29 LTTng modules 2.4.0-rc3
46 * Fix: tracepoint event name mapping at unregister
47 * Fix: tracepoint name remapping
48 * Fix: enable event error path memory corruption
49 * Update kvm instrumentation to Linux 3.13
50 * Update sched instrumentation to Linux 3.13
51 * Fix: provide more precise error report for enable event
52 * Fix: quote event name in metadata
53 * Add version info to lttng-tracer.ko modinfo
54
0aa12233
MD
552013-12-10 LTTng modules 2.4.0-rc2
56 * Fix: client_packet_header() uses wrong packet
57 * Cleanup: fix typo in ring buffer backend comment
58 * Fix: handle unknown event type parameter
59 * Fix: eliminate timestamp overlap between packets
60 * gcc blacklist: only apply when building with gcc
61 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
62
223ca7c5
MD
632013-11-15 LTTng modules 2.4.0-rc1
64 * Update ext4 instrumentation to Linux 3.12
65 * Update RCU instrumentation to Linux 3.12
66 * Update btrfs instrumentation to 3.12 kernel
67 * Update vmscan instrumentation to Linux 3.12
68 * update: kmem instrumentation 3.12 kernel support
69 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
70 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
71 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
72 * Add new tracepoint in KVM
73 * Blacklist kernels 3.10.13 and 3.11.2
74 * LTTng trace-clock: shrink kernel blacklist
75 * Metadata flush writes data from the cache
76 * Per-stream ioctl to get the current timestamp
77 * LTTng ringbuffer ABI calls for index generation
78 * Prepare LTTng override of ring buffer fops
79 * Blacklist Linux kernels 3.10+
80
78c8710b
MD
812013-09-03 LTTng modules 2.3.0
82 * Fix: metadata stream should not reference session
83 * Fix: btrfs: support 3.11 Linux kernel
84 * statedump: remove KERN_DEBUG messages
85 * Fix: ext4: add missing tracepoints for 3.11 kernel
86 * Fix: ext4: Linux 3.11 support
87 * Fix: ext3: 3.11 Linux support
88 * Fix: statedump nsproxy 3.11 Linux support
89
cf7ae3e6
MD
902013-08-30 LTTng modules 2.3.0-rc2
91 * Fix: metadata lttng channel refcount
92 * README: lttng-modules incompatible with lttng 0.x patchset
93
54207845
MD
942013-07-17 LTTng modules 2.3.0-rc1
95 * Fix: kvm x86 probes side-effect
96 * Fix: allow get/put subbuf in loop for metadata stream
97 * Add support for kvm x86 specific tracepoints
98 * Add mainline headers for kvm x86 tracepoints
99 * Remove old 3.0.4 x86-64 extracted syscall info
100 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
101 * Add syscalls extracted files from a 3.10-rc7 kernel
102 * Improve documentation of the syscall extractor script
103 * Fix: double length of __dynamic_len array
104 * Fix printk instrumentation
105 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
106 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
107 * Fix: SWITCH_FLUSH new sub-buffer checks
108 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
109 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
110 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
111 * Fix: handle writes of length 0
112 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
113 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
114 * print warning and return -EBUSY on double get_subbuf()
115 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
116 * Fix: don't do 0 byte event reservation
117 * Document that payload size need to be greater than 0
118 * Fix build and load against linux-2.6.33.x
119 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
120 * Metadata cache and multiple metadata channels
121 * fix block instrumentation probe signature mismatch for 3.9.x kernels
122 * fix: block instrumentation: NULL pointer dereference
123 * Update rcu instrumentation to 3.9.[0-4]
124 * Fix CPU hotplug section mismatches
125 * Add system calls definitions for powerpc-32
126 * Remove bashism in lttng-syscalls-generate-headers.sh
127 * Update ARM (32 bit) syscall tracepoints to 3.4
128
88c5f61b
MD
1292013-05-09 LTTng modules 2.2.0-rc2
130 * Remove useless lttng_metadata probe
131 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
132 * Fix: 3.9.0 block layer instrumentation build
133 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
134 * Stop build if CONFIG_TRACEPOINTS is not set
135 * Add comments to endifs.
136 * Fix: remove ARM set_tls system call override
137 * Cleanup: arm sys_mmap whitespace
138 * Clean up using global_dirty_limit wrapper for writeback probe
139
78062c79
MD
1402013-03-29 LTTng modules 2.2.0-rc1
141 * Update README
142 * Fix: vmscan instrumentation build
143 * writeback instrumentation: remove duplicated structures
144 * block: update instrumentation to 3.9 rc kernel
145 * rcu: update to 3.9 rc kernel instrumentation
146 * workqueue instrumentation: remove duplicated structures
147 * Rename odd event names
148 * Introduce API to remap event names exposed by LTTng
149 * lttng-module: sched.h: Fix compilation on 3.9 kernel
150 * Fix Linux 3.8 btrfs probe warning
151 * Fix Linux 3.8 ext4 probe support
152 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
153 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
154 * instrumentation sched: add missing fork pid info
155 * Fix check in lttng_strlen_user_inatomic
156 * instrumentation: sync with Linux commit a1ce392
157 * Fix: statedump: missing locking, use lttng_iterate_fd
158 * Implement lttng_iterate_fd wrapper
159 * Instrumentation cleanup: kmem events should print hex pointers
160 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
161 * Fix: statedump hang/too early completion due to logic error
162 * Fix: statedump hang due to incorrect wait/wakeup use
163 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
164 * wrapper/perf.h: Fix kernel version condition
165 * Add new kernel probes instrumentation
166 * Update kernel probes to more detailed match to kernel versions
167 * Fix possible kernel build errors with linux-patches
168 * Add missing MIT license text to 3 files under this license
169 * Update sites using kernel version checking macro to new range
170 * Make upper bound of kernel version checking macro exclusive
171 * sock instrumentation: fix fields to get referenced values
172 * ext3 instrumentation: fix of assignment code conversion
173 * sched instrumentation: rename "pid" fields in sched_process_exec
174 * Remove remaining semicolons in TP_fast_assign blocks
175 * Fix compilation for 3.0 kernels that are named 2.6.40
176 * Fix compilation for 3.0 branch (>= 3.0.39)
177 * Add kernel version checking macro
178 * Remove semicolons in TP_fast_assign blocks
179 * Add ifdefs to net probe to support Linux 2.6.39
180 * Add kernel probes for supplementary subsystems
181 * Check if interrupt action name is not null in statedump
182 * Fix exec instrumentation: only for kernels 3.4.0 and higher
183 * Add TRACE_EVENT(sched_process_exec) to sched.h
184 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
185 * Fix warning with 3.6.0 kernel
186 * ABI with support for compat 32/64 bits
187 * Perform calculation on bit size in 64-bit
188 * Use uint64_t for packet header content size and packet size
189 * Fix: compat layer only on supported architectures
190 * Fix ring buffer 32/64 bits compat
191 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
192 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
193 * Fix: statedump missing check for NULL namespace
194
7cb1d0ee
MD
1952012-09-10 LTTng modules 2.1.0-rc1
196 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
197 * Support for linux kernels 2.6.32 through 2.6.37
198 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
199 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
200 * Add env hostname information
201 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
202 * lttng_statedump_process_state for each PID NS
203 * Support the hostname context
204 * Fix: statedump namespaced pid, tid and ppid
205 * Fix: statedump: disable vm maps enumeration
206 * Fix: ensure userspace accesses are done with _inatomic
207 * Fix: vppid context should test for current nsproxy
208 * Add MIPS system call support
209 * Change mode of lttng-syscalls-generate-headers.sh to 755
210 * cleanup: fix typo in syscall instrumentation header
211 * Cleanup: remove trailing whitespace in README
212 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
213 * LTTng: probe-statedump: add #include <linux/sched.h>
214 * fix: signal_generate event should print utf8 for comm field
215 * Makes write operation a parameter for tp_memcpy macro
216 * Add coding style document
217 * Update instrumentation/events README file
218 * Add makefile target for preprocessor
219 * Fix: free_event_id check should compare unsigned int with -1U
220 * Use unsigned long type for events discarded counter
221 * Fix: update signal instrumentation for 3.4 kernel
222 * LTTng Modules ARM syscall instrumentation
223 * Fix: generate header missing echo -e for escape chars
224 * Fix: add missing uaccess.h include (for ARM)
225 * README: Document that CONFIG_MODULES is required
226 * Fix: README typo
227 * Fix: document required and optional kernel config options in README
228
d2a9270f
MD
2292012-03-29 LTTng modules 2.0.1
230 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
231
2322012-03-20 LTTng modules 2.0.0
730e5783
MD
233 * First STABLE version
234 * Add version name
235
63be4822
MD
2362012-03-20 LTTng modules 2.0.0-rc4
237 * Update README and add version name place-holder
238
1bca821c
MD
2392012-03-16 LTTng modules 2.0.0-rc3
240 * Fix clock offset 32-bit multiplication overflow
241 * Fix : wrong assign of fd in state dump
242 * License cleanup, ifdef namespace cleanup
243 * Fix: ensure power of 2 check handles 64-bit size_t entirely
244
4d1704b6
MD
2452012-03-02 LTTng modules 2.0.0-rc2
246 * Fix: dmesg printout should not print metadata warnings
247 * Fix: use transport name as channel name
248 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
249
f66cbcc8
MD
2502012-02-20 LTTng modules 2.0.0-rc1
251 * Standardize version across toolchain
252 * statedump: Use old macro name for kernel 2.6.38
253
2646f1db
MD
2542012-02-16 LTTng modules 2.0-pre15
255 * Add timer instrumentation
256 * fix: need to undef mainline define
257 * fix: Include signal.h instead of irq.h for prototype match check
258 * Add signal instrumentation
259
3e8b3fb8
MD
2602012-02-16 LTTng modules 2.0-pre14
261 * syscall tracing: sys_getcpu
262 * Add sys_clone x86 instrumentation
263 * statedump: fix include circular dep
264 * Implement state dump
265
ed5a7a8f
MD
2662012-02-09 LTTng modules 2.0-pre13
267 * Update README
268 * environment: write sysname, release, version, domain to metadata
269 * Allow open /proc/lttng for read & write
270
497051bd
MD
2712012-02-02 LTTng modules 2.0-pre12
272 * Add x86 32/64 execve syscall instrumentation override
273 * Remove unused defines
274 * Add padding to ABI
275 * Use LTTNG_KERNEL_SYM_NAME_LEN
276 * Update version to 1.9.9
277 * Add missing double-quotes to clock uuid
278 * clock: read bootid as clock monotonic ID
279 * Fix comment
280 * Cleanup comment
281 * clock: output clock description in metadata
282 * Properly fix the timekeeping overflow detection
283 * Fix init bug
284 * rename lib-ring-buffer to lttng-lib-ring-buffer
285 * Remove #warning
286 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
287 * Update TODO
288 * Update TODO
289 * Remove debugfs file (keep only proc file)
290 * Rename lttng-debugfs-abi files to lttng-abi
291
4d3e89e3
MD
2922011-12-13 LTTng modules 2.0-pre11
293 * Fix OOPS caused by reference of config pointer
294 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
295 * lttng lib: ring buffer move null pointer check to open
296 * lttng lib: ring buffer remove duplicate null pointer
297 * lttng lib: ring buffer: remove stale null-pointer
298 * lttng wrapper: add missing include to kallsyms wrapper
299 * lttng: cleanup one-bit signed bitfields
300 * Add TODO file
301 * Update symbol name length max size to 256
302 * Fix last modifications to string_from_user operations
303 * Document that depmod needs to be executed by hand
304 * Fix strlen_user fault space reservation
305 * Fix tp_copy_string_from_user handling of faults
306 * Disable block layer tracing support for kernels < 2.6.38
307 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
308 * Update trace clock warning to match the current development plan
309 * ringbuffer: make ring buffer printk less verbose
310 * Makefile: do not run depmod manually
311
e2222c2e
MD
3122011-09-30 LTTng modules 2.0-pre10
313 * x86-32: override sys_mmap syscall instrumentation
314 * Fix cast warning
315
bfb508ed
MD
3162011-09-29 LTTng modules 2.0-pre9
317 * x86 32 syscalls: fix !CONFIG_UID16
318 * Use __string_from_user
319 * Add __string_from_user
320 * Rename "comm" context to "procname"
321 * Fetch "type" name field for mount syscall
322 * Create common override file for all architectures
323 * Shrink stack size usage
324 * Cleanup: remove unused lttng-compat-syscalls.c file
325 * Support detailed compat syscalls on x86_64
326 * Fix syscall table
327 * Add disabled compat syscalls detail (work in progress)
328 * Add config compat support for detailed x86_32 syscalls
329 * Handle newer 3.1+ perf API
330 * Add dummy x86-32 override headers
331 * Bind x86-32 syscall headers
332 * Add x86-32 syscall headers
333 * Add check for KALLSYMS_ALL in syscall extraction script
334 * Automate string extraction for syscalls
335 * Automate syscall filename/pathname extraction
336 * Add exit to ring_buffer_frontend so module is unloadable
337 * Add sys_open filename (x86_64)
338 * Add missing memcpy callback
339 * copy_from_user and memset
340 * Add missing alignment after header write
341 * lib ring buffer: add frontend init as module_init
342 * lib ring buffer frontend: add missing lock initialization
343 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
344 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
345 * Create override for sys_mmap
346 * Rename syscalls -> syscall in LTTng ABI
347 * Use different event name for compat syscalls
348 * Allow trace syscall table override
349 * Add dummy override files
350 * syscall detail: add override capability
351 * Add pointer pretty-print heuristics
352 * Add __field_hex
353 * Rename sys exit errno into ret
354 * Enable detailed syscalls only for native x86_64
355 * Use "unknown" for compat syscalls
356 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
357 * Fix syscall exit
358 * Fix sys exit
359 * Only enable detailed syscalls for x86_64 for now
360 * Merge unknown syscall method with extended detail method
361 * Add underscore prefix before event names
362 * Add syscalls pointers detailed syscall tracing
363 * Use perl for regexp
364 * Support generation of syscall probes for those with pointers
365 * Support detailed syscalls with 0 arguments
366 * detailed syscall tracing (work in progress)
367 * Expose /proc/lttng file
368 * Implement detailed syscall event probe
369 * Disable perf build for < 2.6.33 kernels
370 * Syscall detail mode: generate syscall table
371 * block instrumentation: write cmd as hex sequence
372 * lttng-events TRACE_EVENT generator cleanup
373 * block layer instrumentation: fix cmd field
374 * Remove 0 args syscalls for now from type-aware syscall cb generator
375 * Generate trace syscall table macros
376 * Put syscall tracing without arg types back in place
377 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
378 * lttng events probes: don't clash with "ctx" variable name
379 * lib ring buffer must take private pointer copy before decrementing refcount
380
47655e60
MD
3812011-08-16 LTTng modules 2.0-pre8
382 * Fix metadata buffer wait/wakeup
383
99a93317
MD
3842011-08-12 LTTng modules 2.0-pre7
385 * Add missing module refcount to lttng_tracepoint_list_fops
386 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
This page took 0.039788 seconds and 4 git commands to generate.