Version 2.11.6
[lttng-modules.git] / ChangeLog
CommitLineData
3b36513e
MD
12020-10-05 (National Get Funky Day) LTTng modules 2.11.6
2 * Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
3 * fix: backport 'Add 'kernel_read' wrapper for kernels < v4.14'
4 * Add 'kernel_read' wrapper for kernels < v4.14
5 * fix: Use 'kernel_read' to read from procfs
6 * fix: don't allow userspace copy to read kernel memory
7 * fix: Add a 1MB limit to lttng_strlen_user_inatomic
8 * fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
9 * fix: Adjust ranges for Ubuntu HWE 5.0 kernels
10 * Fix: system call filter table
11 * fix: version ranges for ext4_discard_preallocations and writeback_queue_io
12 * fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
13 * fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
14 * fix: removal of [smp_]read_barrier_depends (v5.9)
15 * fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
16 * fix: ext4: limit the length of per-inode prealloc list (v5.9)
17 * fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
18 * fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
19 * Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
20
c3cd2096
MD
212020-08-04 (National Chocolate Chip Cookie Day) LTTng modules 2.11.5
22 * fix: no __lttng_vmalloc_node_range() prior to v2.6.38
23 * Fix: Lock metadata cache on session destroy
24 * Fix: metadata stream leak, missing list removal and locking
25 * Fix: coherent state not changed atomically with metadata written
26 * fix: include module.h for EXPORT_SYMBOL_GPL
27 * fix: __lttng_vmalloc_node_range const caller introduced in v3.6
28 * fix: version range for overflow_callback
29 * fix: global_dirty_limit was introduced in v3.1
30 * fix: wrapper_uprobe_unregister is a void function
31 * fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
32 * fix: vmalloc on v5.8 without KALLSYMS
33 * Detect missing symbols used with kallsyms_lookup at compile time
34 * Use exported symbol bdevname() instead of disk_name()
35 * Add git-review config
36 * fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
37 * fix: backport of block_bio_complete for <= v2.6.38
38 * fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
39 * fix: block: remove the error argument to the block_bio_complete (v5.8)
40 * fix: pipe_buf_operations rework (v5.8)
41
73ee0075
MD
422020-06-02 (National Leave the Office Early Day (or Simply Stay Home ?) LTTng modules 2.11.4
43 * Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
44 * fix: vmalloc_sync_mappings was backported to v5.5.12
45 * Update: Additional kernel ranges for vmalloc_sync_mappings
46 * Update: Use vmalloc_sync_mappings for stable kernels
47 * Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
48 * fix: add missing guid_t type to wrapper
49 * Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
50 * Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
51 * Unbreak LTTng for kernel 5.7
52 * Move lttng wrappers into own module
53 * Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
54 * Drop uuid.h wrapper
55 * instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
56 * instrumentation: update mm_vmscan for kernel >= 5.7.0
57
c43a7f87
MD
582020-04-08 (The Day After National Beer Day) LTTng modules 2.11.3
59 * fix: uaccess wrapper for CentOS >= 4.18.0-147
60 * fix: ext4 instrumentation for CentOS >= 4.18.0-147
61 * fix: signal instrumentation for CentOS >= 4.18.0-147
62 * fix: kvm instrumentation for CentOS >= 4.18.0-147
63 * fix: rcu instrumentation for CentOS >= 4.18.0-80
64 * Fix: update kvm instrumentation for Ubuntu 5.3.0-45
65 * Fix: update kvm instrumentation for Ubuntu 5.3.0-43
66 * Fix: update kvm instrumentation for Ubuntu 4.15.0-92
67 * Remove lttng-ftrace integration
68 * Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
69 * Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
70 * Remove work-around for signed tracepoint module tainting (kernel 3.15+)
71
17c41395
MD
722020-02-25 (National Chocolate Covered Nut Day) LTTng modules 2.11.2
73 * Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
74 * fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
75 * fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
76 * fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
77 * fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
78 * fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
79 * fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
80 * fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)
81 * fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
82 * fix: use timespec64 on kernels that have it
83 * fix: move lttng_close_on_exec to proper wrapper
84 * fix: 'struct timex' removed upstream (v5.6)
85 * Fix: statedump: check task_active_pid_ns return value for NULL
86 * Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
87
a6dab86b
MD
882020-01-29 (National Puzzle Day) LTTng modules 2.11.1
89 * fix: function prototype in wrapper/mm.h
90 * sunrpc: introduce lttng_get_clid helper
91 * Fix: sunrpc: use signed integer for client id
92 * Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
93 * Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
94 * fix: ext4: Reserve revoke credits for freed blocks (v5.5)
95 * fix: btrfs: tracepoints: constify all pointers (v5.5)
96 * fix: btrfs block group struct refactor (v5.5)
97 * fix: y2038: itimer: change implementation to timespec64 (v5.5)
98 * Update .gitignore from upstream
99 * Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
100
78f20682
MD
1012019-10-17 (Wear Something Gaudy Day) LTTng modules 2.11.0
102 * (no change)
103
18466566
MD
1042019-10-11 (National Sausage Pizza Day) LTTng modules 2.11.0-rc7
105 * Fix: btrfs: move basic block_group definitions to their own header (v5.4)
106 * Cleanup: Silence gcc fall-through warning
107 * Fix: update sched prev_state instrumentation for upstream kernel
108
439f29a4
MD
1092019-09-07 (Walter White's Anniversary) LTTng modules 2.11.0-rc6
110 * Fix: gcc-9.1 stack frame size warning
111 * Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
112 * Add metadata env fields
113 * Introduce LTTNG_KERNEL_SESSION_SET_NAME
114 * Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
115 * Fix: missing define when not building with gcc
116 * Fix: lttng-tracepoint module notifier should return NOTIFY_OK
117
a1f73fea
MD
1182019-06-12 (National Peanut Butter Cookie Day) LTTng modules 2.11.0-rc5
119 * Fix: Don't print ring-buffer's records count when it is not used
120 * Fix: do not set quiescent state on channel destroy
121 * Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
122 * Introduce callstack stackwalk implementation header
123 * Prepare callstack common code for stackwalk
124 * Introduce callstack legacy implementation header
125 * fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
126 * fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
127 * fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
128 * fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
129 * fix: timer/trace: Improve timer tracing (v5.2)
130 * Cleanup: bitfields: streamline use of underscores
131 * Silence compiler "always false comparison" warning
132 * Fix: bitfield: shift undefined/implementation defined behaviors
133 * Fix: timestamp_end field should include all events within sub-buffer
134 * Fix: Remove start and number from syscall_get_arguments() args (v5.1)
135 * lttng abi documentation: clarify getter usage requirements
136 * Fix: don't access packet header for stream_id and stream_instance_id getters
137 * Fix: atomic_long_add_unless() returns a boolean
138 * Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
139 * Fix: pipe: stop using ->can_merge (v5.1)
140 * Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
141 * Fix: mm: create the new vm_fault_t type (v5.1)
142 * Fix: extra-version-git.sh redirect stderr to /dev/null
143
50fed592
MD
1442019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc4
145 * Fix: timer instrumentation for RHEL 7.6
146
51c55a61
MD
1472019-03-12 (Homer Simpson Birthday) LTTng modules 2.11.0-rc3
148 * Move timekeeping blacklisting to a header file
149 * Blacklist: kprobe for arm
150 * Cleanup: tp mempool: Remove logically dead code
151 * Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
152 * Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
153 * Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
154 * Fix: Remove 'type' argument from access_ok() function (v5.0)
155 * Add missing SPDX license identifiers to uprobes
156 * Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
157 * Fix: signal: Remove SEND_SIG_FORCED (v4.20)
158 * Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
159
b6ea9925
MD
1602018-11-01 (National Men Make Dinner Day) LTTng modules 2.11.0-rc2
161 * Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
162 * Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
163 * Fix: adapt to kernel relative references
164 * Fix: implicit declarations caused by buffer size checks.
165 * Prevent allocation of buffers if exceeding available memory
166 * Fix: btrfs instrumentation namespacing
167 * Fix: Convert rcu tracepointis to gp_seq (v4.19)
168 * Fix: tracing: Centralize preemptirq tracepoints (4.19)
169 * Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
170 * Fix: access migrate_disable field directly
171 * Fix: out of memory error handling
172
1e7d7200
MD
1732018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
174 * Fix: uprobes: missing break in lttng_event_ioctl()
175 * Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
176 * Fix: instruction pointer has different names across arch
177 * Fix: build failures when CONFIG_UPROBES is absent
178 * uprobe: Support multiple call sites for the same uprobe event
179 * uprobe: Receive file descriptor from session instead of path to file
180 * uprobe: Mark uprobe event as registered
181 * Add uprobes support
182 * Fix: adjust SLE version ranges to build with SP2 and SP3
183 * Fix: Allow alphanumeric characters in SLE version
184 * Fix: Adjust range for SuSE 4.4.103-92 kernels
185 * Cleanup: move to kernel style SPDX license identifiers
186 * Cleanup: move scripts to subdirectory
187 * Cleanup: modinfo keys
188 * Add extra version information framework
189 * Revert "Add btrfs file item tracepoints"
190 * Fix: btrfs: Remove unnecessary fs_info parameter
191 * Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
192 * Fix: asoc: Remove snd_soc_cache_sync() implementation
193 * Fix: asoc: fix printing jack name
194 * Fix: asoc: Consolidate path trace events
195 * Fix: ASoC level IO tracing removed upstream
196 * Enable userspace callstack contexts only on x86
197 * Prevent re-entrancy in callstack-user context
198 * Callstack context: bump number of entries to 128
199 * Fix: callstack context alignment calculation
200 * Cleanup callstack context
201 * Fix callstack context: write empty sequence if no stack trace
202 * Fix: callstack context: false-sharing, bad memory size allocation
203 * callstack context: use delimiter when stack is incomplete
204 * Cleanup callstack context
205 * Add kernel and user callstack contexts
206 * Assign CPU id before saving the context size
207 * Define max nesting count constant
208 * Compute variable sized context length
209 * Pass arguments for context size computation
210 * Add 9p probe
211 * Update delayed ref tracepoints for v3.12
212 * Add btrfs file item tracepoints
213 * Add btrfs tracepoint for em's EEXIST case
214 * Fix: dyntick field added to trace_rcu_dyntick in v4.16
215 * Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
216 * Fix: lttng filter validator ERANGE error handling
217 * Fix: filter interpreter: use LTTNG_SIZE_MAX
218 * Filter: add FILTER_OP_RETURN_S64 instruction
219 * Perform bitwise ops on unsigned types
220 * Filter: catch shift undefined behavior
221 * Filter: add lshift, rshift, bit not ops
222 * Filter: index array, sequences, implement bitwise binary operators
223 * Fix: pid tracker should track "pgid" for noargs probes
224 * lttng-tp-mempool: perform node-local allocation
225 * Fix: update RCU instrumentation for 4.17
226 * Fix: sunrpc instrumentation for 4.17
227 * Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
228 * Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
229 * Update: kvm instrumentation for ubuntu 4.13.0-38
230 * Fix: update kvm instrumentation for Ubuntu 3.13.0-144
231 * Fix: btrfs instrumentation namespacing
232 * Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
233 * Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
234 * Fix: update kvm instrumentation for 4.1.50+
235 * Use the memory pool instead of kmalloc
236 * Create a memory pool for temporary tracepoint probes storage
237 * Fix: use proper pid_ns in the process statedump
238 * Fix: add variable quoting to shell scripts
239 * Update: kvm instrumentation for fedora 4.14.13-300
240 * Fix: Add Fedora version macros
241 * Add preemptirq instrumentation
242 * Clean-up: fix stale #endif comments
243 * Command to dump the metadata cache again
244 * Add a new /dev/lttng-logger interface
245 * Fix: update btrfs instrumentation for SuSE 4.4.114-92
246 * Fix: update block instrumentation for SuSE 4.4.114-92
247 * Fix: update rcu instrumentation for v4.16
248 * Fix: update vmscan instrumentation for v4.16
249 * Fix: update timer instrumentation on 4.16 and 4.14-rt
250 * Update kvm instrumentation for debian kernel 4.14.0-3
251 * Fix: network instrumentation protocol enum
252 * Fix: update btrfs instrumentation for SuSE 4.4.103-6
253 * Fix: update block instrumentation for SuSE 4.4.73-5
254 * Fix: global_dirty_limit for kernel v4.2 and up
255 * Fix: network instrumentation handling of corrupted TCP headers
256 * Fix: add missing uaccess.h include from kstrtox.h wrapper
257 * Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
258 * Fix: btrfs_delayed_ref_head was unwired since v3.12
259 * Update kvm instrumentation for debian kernel 4.9.65-3
260 * Fix: debian kernel version parsing
261 * Fix: block instrumentation 4.14+ NULL pointer dereference
262 * Update: kvm instrumentation for 3.16.52 and 3.2.97
263 * Fix: kvm instrumentation for 4.15
264 * Update sock instrumentation for 4.15
265 * Update kvm instrumentation for 4.15
266 * Fix: ACCESS_ONCE() removed in kernel 4.15
267 * Fix: sched instrumentation on stable RT kernels
268 * timer API transition for kernel 4.15
269 * Fix: Don't nest get online cpus
270 * Fix: lttng_channel_syscall_mask() bool use in bitfield
271 * Fix: update kmem instrumentation for kernel 4.15
272 * Fix: lttng_kvmalloc helper NULL pointer OOPS
273 * Update version to 2.11.0-pre
274 * Fix: lttng-logger get_user_pages_fast error handling
275 * Fix: update block instrumentation for 4.14 kernel
276 * Revert "Fix: update block instrumentation for kernel 4.14"
277 * Fix: version check error in btrfs instrumentation
278 * Fix: update btrfs instrumentation for kernel 4.14
279 * Fix: update writeback instrumentation for kernel 4.14
280 * Fix: update block instrumentation for kernel 4.14
281 * Fix: vmalloc wrapper on kernel < 2.6.38
282 * Fix: vmalloc wrapper on kernel >= 4.12
283 * Add kmalloc failover to vmalloc
284 * Fix: mmap: caches aliased on virtual addresses
285 * Fix: update ext4 instrumentation for kernel 4.13
286 * Fix: Sleeping function called from invalid context
287 * Fix: sched for v4.11.5-rt1
288 * Make vim users life easier
289 * Rename Makefile.ABI.workarounds to Kbuild.common
290 * Fix: handle missing ftrace header on v4.12
291 * Fix: pid tracker should track "pgid"
292 * Cleanup: typo in lttng pid tracker
293 * Fix: Build ftrace probe on kernels prior to 4.12
294 * Fix: update ftrace probe for kernel 4.12
295 * Fix: update block instrumentation for kernel 4.12
296 * Calculate context length outside of retry loop
297 * Fix: Add support for 4.9.27-rt18 kernel
298 * Fix: update btrfs instrumentation for kernel 4.12
299 * Fix: update ringbuffer for kernel 4.12
300 * Fix: update sched instrumentation for kernel 4.12
301 * Fix: ext3 was completely removed from the kernel in v4.3
302 * Fix: NULL pointer dereference of THIS_MODULE with built-in modules
303 * Fix: add "flush empty" ioctl for stream intersection
304 * Revert "Fix: flush empty packets on snapshot channel"
305 * Revert "Fix: don't perform extra flush on metadata channel"
306
a7528254
MD
3072017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
308 * Fix: remove CONFIG_KALLSYMS_ALL warning on clean
309 * Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
310 * Fix: Always build vmscan probe
311 * Cleanup: formatting in strutils_star_glob_match explanation
312 * Fix: introduce LTTNG_SIZE_MAX for older kernels
313 * Use SIZE_MAX instead of -1ULL for size_t parameter
314 * filter: use SIZE_MAX for size_t
315 * Fix: out of bound array access in filter code
316 * Add support for star globbing patterns in event names
317 * Filtering: add support for star-only globbing patterns
318 * Add string utilities
319 * lttng-abi.c: cleanup whitespaces
320 * Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
321 * Fix: kref changes for kernel 4.11
322 * Fix: atomic_add_unless() returns true/false rather than prior value
323 * Fix: timers cputime_t arguments replaced by ull in kernel 4.11
324 * Fix: update scsi instrumentation for kernel 4.11
325 * Fix: changes to the vm_op fault cb prototype in libringbuffer
326 * Fix: update btrfs instrumentation for kernel 4.11
327 * Fix: update mm_vmscan instrumentation for kernel 4.11
328 * Fix: section mismatch warning caused by __exit annotation
329 * socketpair: extend syscall socketpair tracing information
330 * Remove events/mainline unused headers
331 * update event README
332 * Fix: nmi-safe clock on 32-bit systems
333 * Fix: only include linux/cpuhotplug.h for kernels >= 4.10
334 * Fix: 4.10 hotplug adaptation backward compat
335 * Fix: 4.10 btrfs instrumentation update backward compat
336 * Update btrfs instrumentation for 4.10 kernel
337 * Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
338 * btrfs instrumentation: update to 4.10 kernel
339 * timer instrumentation: adapt to ktime_t without union
340 * Add load/unload messages to kernel log
341 * Update version to 2.10.0-pre
342 * Fix: asoc instrumentation for RHEL 7.3
343 * Fix: SCSI instrumentation for SLES12 SP2
344 * Add SUSE Linux Enterprise kernel version tests
345 * Filter code relicensing to MIT license
346 * Add task cpu in process statedump
347 * Performance: add missing unlikely in reserve
348 * Fix: preemptible and migratable context error handling
349 * Fix: bump stable kernel version ranges for clock work-around
350
f8af63a2
MD
3512016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
352 * Fix: i2c: support kernels < 3.15
353 * Fix: show warning for broken clock work-around
354 * Bump minor ABI version
355 * Fix: work-around upstream Linux timekeeping bug
356 * Add support for i2c tracepoints
357 * Cleanup: makefile version checks with single "ge"
358 * Performance: special-case NULL in lttng_strlen_user_inatomic
359 * Fix: lttng_inline_memcpy does not take a __user argument
360 * Performance: implement lttng_inline_memcpy
361 * Performance: cache the backend pages pointer in context
362 * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
363 * Performance: Only dereference commit index once
364 * Performance: Mark channel and buffer event disabled check unlikely
365 * Performance: Relax atomicity constraints for crash handling
366 * Performance: mark ring buffer do_copy callers always inline
367 * Performance: mark lib_ring_buffer_write always inline
368 * Kconfig: select TRACEPOINTS when built-in
369 * Performance: disable event counting by default
370 * Fix: handle large number of pages or subbuffers per buffer
371 * Fix: unregister cpu hotplug notifier on buffer alloc error
372 * Fix: sa_family is of type unsigned short
373 * Fix: check for sizeof sa_family to save sa_family in accept and connect
374 * Fix: use printk_once() for wrapper warning messages
375 * Fix: btrfs instrumentation for 4.8 kernel
376 * Fix: update mm_vmscan instrumentation for kernel 4.8
377 * Fix: napi instrumentation for 4.8 kernels
378 * Fix: update block instrumentation to compile on 4.8 kernels
379 * Cleanup: reuse code in accept() and accept4() instrumentation
380 * Add x86-64 override for accept4 syscall
381 * Fix: timer wrapper: support kernels >= 4.8
382 * Performance: split check deliver fast/slow paths
383 * Fix: x86-64 accept instrumentation
384 * Fix: Add support for 4.6.4-rt8 kernel
385 * Fix: update scsi instrumentation for 4.7+ kernels
386 * Fix: Use fs_initcall instead of rootfs_initcall
387 * Fix: Add kernel configuration for lttng clock plugin
388 * Fix: the clock plugin must be initiated before first use of the clock
389 * Fix: tests/Kbuild for older kernels
390 * Cleanup: __dynamic_len_idx set but not used warning
391 * Cleanup: coding style and comments of net.h
392 * net: Add TCP header data to net_* tracepoints
393 * net: Add IPv4/IPv6 header data to net_* tracepoints
394 * Fix: endianness for the container type of enum
395 * enumeration autoincrement: use if/else logic
396 * Cleanup trailing whitespaces
397 * lttng-test probe: test ctf_enum_auto()
398 * Add ctf_enum_auto() for autoincrementing enumeration values
399 * Implement session statedump command
400 * Fix: annotate bytecode interpreter for kernel stack validator
401 * Update version to 2.9.0-pre
402 * Fix: ring buffer: honor switch parameter type in remote switch
403 * Fix: only flush non-metadata channels
404 * Fix: don't perform extra flush on metadata channel
405 * select, poll and epoll_wait overrides on ARM 32-bit
406 * Fix: flush empty packets on snapshot channel
407 * Fix: do not generate packet at destroy after stop
408 * Fix: compat ioctl for flush/get metadata version
409 * Fix: ctf_string() should handle NULL pointers
410 * Fix: portability: no arith on void pointer
411 * Fix: add missing tests/Kbuild
412 * Test clock override plugin
413 * Fix: add modules target to base Makefile
414 * Fix: make clean does not include dot-config
415 * Fix: trigger build error if CONFIG_TRACEPOINTS is not set
416 * Documentation: document that CONFIG_MODULES not required when builtin
417 * Fix: add missing errno include in random wrapper
418 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
419 * Fix: copy_from_user size when limited allocation
420 * Extract the payload of epoll_wait/epoll_pwait
421 * Extract the payload for epoll_ctl
422 * Extract the FDs and flags from poll and ppoll
423 * Extract the FD sets in select and pselect6
424 * Add ctf_integer_bitfield_type
425 * Implement enumeration type
426 * Implement custom field support
427 * Implement variant type
428 * Implement shadow stack for dynamic len
429 * libringbuffer: implement event too big API
430 * Implement structure, compound array/sequence types
431 * Fix: integer endianness metadata generation
432 * Fix: endianness of integers received by filter
433 * Fix: writeback probe on RHEL >= 3.10.0-327.10.1
434 * Fix: RHEL kernel 3.10.0-327.13.1 compat
435 * Fix: ctf_user_integer should not trigger page fault
436 * Fix: lib_ring_buffer_copy_from_user_inatomic error handling
437 * Add comment describing ioctl number duplication
438 * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation
439 * Fix: Remove dead code from filter interpreter
440 * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6
441 * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include
442 * Fix: use of uninitialized ret value in lttng_abi_create_event
443 * Fix: kmem instrumentation: remove unused gfpflags.h include
444 * Fix: 4.6 kernel: use in_compat_syscall
445 * Fix: use BUG_ON instead of accessing array subscript above array bounds
446 * Fix: Add granularity to RHEL kernel version checks
447
0dca9206
MD
4482016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
449 * Bump minor tracer ABI version
450 * Fix: build against out-of-tree kernel build
451 * probes/Kbuild: remove upper level header path
452 * Move leftover relative include paths to system paths
453 * syscall instrumentation: use system headers
454 * tracepoint event instrumentation: use system headers
455 * Use system include path in wrappers
456 * libs: use system include paths
457 * Use system header paths in core implementation files
458 * Use system include paths in root directory headers
459 * Use system include paths in probes
460 * Update gitignore
461 * Use system include paths in lttng-types.h
462 * Use system include paths in lttng-tracepoint-event-impl.h
463 * Use system include path in probes/define_trace.h
464 * Use system include paths in probes/lttng-tracepoint-event-impl.h
465 * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
466 * Add makefile directory to include path
467 * Fix: event ctx get size should be after chan ctx
468 * Fix: filter interpreter with userspace strings
469 * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash
470 * Fix: format address fields as hexadecimal
471 * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing
472 * Fix: system call instrumentation overrides
473 * Fix: page_alloc wrapper incorrect parenthesis
474 * Fix: system call tracing for arm-64 compat !CONFIG_UID16
475 * Fix: add struct user_msghdr forward declaration for older kernels
476 * Cleanup: Remove unused lttng-types module
477 * Fix: add missing versions and init call for page_alloc wrapper
478 * Fix: Define lttng-tracer metadata only once
479 * Fix: Add CONFIG_LTTNG to modules_install target
480 * Fix: Use kbuild env instead of a custom var KERNELDIR
481 * Update clock offset comment
482 * clock offset: print negative value in metadata
483 * Fix: handle negative clock offset
484 * Fix: sched instrumentation for 4.1-rt11
485 * Add RT patch version macros
486 * Expect filter context identifiers starting with $ctx.
487 * ARM64: wire up compat system calls
488 * Add support for arm64 syscalls
489 * Fix: Ubuntu kernel range for block_rq_complete
490 * Fix: Ubuntu kernel range for mm_page_alloc_extfrag
491 * Fix: update vmscan instrumentation for kernel 4.5
492 * Fix: check reference counts for overflow
493 * Fix: RHEL 7.2 scsi instrumentation
494 * Fix: RHEL 7.2 kvm instrumentation
495 * Kconfig: describe both module and in-kernel compilation options
496 * Add comments and indentation to Makefile
497 * Add support for built-in kernel build
498 * Rename sub makefiles to Kbuild
499 * Cleanup sub makefiles
500 * Make goals configurable with CONFIG_LTTNG
501 * Fix: Use generic raw_irqs_disabled_flags
502 * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
503 * Fix: update sched instrumentation for kernel 4.4.0
504 * Bump version number for development branch
505 * Fix: interruptible context: reversed logic
506 * Contexts for RT debugging
507 * Fix: instrumentation: v4lv2 missing include
508 * Fix: header size larger than 256 bytes
509 * Instrument x86 page faults
510 * Fix: irq_vectors TRACE_SYSTEM name
511 * Instrument x86_irq_vectors
512 * Fix: tracepoint listing misses last loaded probe
513 * Fix: lttng trace-clock needs to disable preemption
514 * Tracepoint event: add "TP_code_post()"
515 * Implement array and sequence bitfields
516 * Fix: kmem: add mm.h include
517 * Add page frame number (pfn) to kmem page events
518 * Use pfn rather than struct page in ring buffer array
519 * Implement clock plugin support
520 * Command to regenerate the metadata of a session
521 * Fix: writeback instrumentation update for 4.3 Linux kernel
522 * Fix: update sched wakeup instrumentation for 4.3 kernel
523 * Fix: lttng-test build failure for kernels < 3.0
524 * Use 3.18 syscall instrumentation for MIPS32
525 * Update the MIPS32 syscall instrumentation to 3.18
526 * Fix: Move pipe override to the arch specific pointers_override.h
527 * Implement lttng test module
528 * Cleanup: remove logically dead code
529 * Fix: filter validator use after free
530 * Fix: use after free in channel release
531 * Fix: non-enabler events should be disabled by default
532 * Fix: build failure on 2.6.36
533 * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros
534 * Fix: writeback instrumentation for 4.2 kernels
535 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
536 * Add stream instance id to the packet header
537 * Add a packet sequence number
538 * Fix: kmem probe with Ubuntu 3.13 kernels
539 * Fix: disable kvm probe if lapic.h isn't found
540 * Fix: timer instrumentation for 4.2 kernels
541 * Fix: ext4 instrumentation for 4.2 kernels
542 * Fix: kvm instrumentation for 4.2 kernels
543 * Fix: allow LTTng to be built within kernel tree
544
5452015-07-15 (Pet Fire Safety Day) LTTng modules 2.7.0-rc1
f3586d94
MD
546 * Fix: Building the event list fails on fragmented memory
547 * Fix: use after free on metadata cache reallocation
548 * Fix: version checks for kernel 4.0
549 * Fix: Incorrect Ubuntu kernel patchlevel
550 * Fix: cpu-id context should use int type
551 * Implement cpu-id context
552 * Implement cpu_id context for filtering
553 * Fix: context printk mismatch on error
554 * Cleanup: misleading comment about deferrable timer
555 * Fix: arm-32 build
556 * Fix: Update kmem event for Ubuntu's 3.16 kernel
557 * Fix: RHEL 7.1 block instrumentation
558 * Fix: add RHEL version macros
559 * Fix: add missing parenthesis in ubuntu version check
560 * Fix: remove regmap instrumentation for kernels < 4.1
561 * Fix: Update kmem event for recent Ubuntu kernel
562 * Fix: missing statedump end event when block device listing available
563 * Fix: don't generate incorrect macros for debian/ubuntu version check
564 * Revert "Fix: build against Ubuntu kernels"
565 * Fix: build against Ubuntu kernels
566 * Add namespace info in sched_fork and statedump
567 * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11
568 * Fix: printk instrumentation: remove "condition" tracepoints
569 * Fix: regmap build against kernel 4.0 kernel headers
570 * Add mmu_valid_gen field to mmutrace events
571 * Fix: add missing x86 mmutrace kernel header include
572 * Fix: x86 mmutrace event extra field for kernels >= 3.11
573 * Fix: remove execute flag from kvm.h file
574 * Fix: build x86 kvm probes on kernels >= 4.1-rc1
575 * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON
576 * Fix: 4.1-rc1 Linux build and regmap instrumentation
577 * Fix: don't clash with older Debian kernel versions
578 * Fix: update get_pfnblock_flags_mask wrapper for debian kernels
579 * Fix: discover Debian API
580 * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported
581 * Fix: atomic.h wrapper for kernels < 2.6.37
582 * Fix: disable x86 kvm instrumentation for kernels < 2.6.38
583 * Fix: add missing types.h include for older kernels
584 * Fix: add hlist lttng wrappers
585 * Fix: add struct file_handle forward declaration
586 * Fix: string length calculation reversed user vs kernel args
587 * Fix: use lttng_rcu_dereference within lttng-syscalls.c
588 * Fix: add lttng rcu wrapper to allow tracing RCU
589 * Fix: double-unlock of session mutex
590 * Fix: check that class and instance prototype match
591 * Fix: lttng-events.h check function takes void
592 * Fix: regmap instrumentation for Linux 3.19.4 and 4.0
593 * Fix: kernels >= 2.6.33 put utsrelease.h in generated/
594 * Fix: Include utsrelease.h in lttng-kernel-version.h
595 * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0
596 * Fix: old kernels need module.h included before vermagic.h
597 * Fix: net instrumentation for kernels 2.6.39 and below
598 * Fix: version condition in makefile
599 * Implement wrapper around get_pfnblock_flags_mask
600 * Be more restrictive in provider name check
601 * Fix: net instrumentation namespacing
602 * Fix: compaction instrumentation namespacing
603 * Fix: Support 4.x kernel versions in Makefile
604 * Fix: remove stale TP_STRUCT_entry from kvm instrumentation
605 * Fix: add missing module.h include to lttng-probe-user.c
606 * Fix: use lttng hlist wrapper in wildcard and filter
607 * Fix: namespace asoc and kmem instrumentation
608 * Fix: update instrumentation after wildcard rebase
609 * Fix: lttng_abi_syscall_list does not need to be exported
610 * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS
611 * Remove now unused syscalls.h from lttng-modules
612 * Filter: start with enabler "disabled"
613 * Fix coverity warning about sizeof(void **) != sizeof(void *)
614 * Fix length type and text sequence base
615 * Fix: TP_FIELDS: add missing headers
616 * Migrate syscall instrumentation to TP_FIELDS
617 * Migrate tracepoint instrumentation to TP_FIELDS
618 * Implement filtering infrastructure
619 * syscall wildcards: apply syscall filtering
620 * Implement syscall wildcard support
621 * Implement tracepoint wildcard support
622 * Namespace all tracepoints
623 * Implement list.h wrapper for hlist in older kernels
624 * Implement listing of pid tracker content
625 * Implement PID tracking
626 * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36
627 * Fix: update writeback instrumentation for kernel 4.0+
628 * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+
629 * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+
630 * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field
631 * Fix: missing parenthesis in offset_align_floor
632 * Fix: implement time.h wrapper for FD_ISSET
633 * Fix: update sched instrumentation for 3.19+ kernels
634 * Fix: update rcu instrumentation for 3.19+ kernels
635 * Fix: update scsi instrumentation for 3.19+ kernels
636 * Fix: update module instrumentation for 3.19+ kernels
637 * Fix: Add f_dentry wrapper for 3.19+ kernels
638 * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels
639 * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+
640 * Fix: Update btrfs instrumentation for 3.18 Linux kernel
641 * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS
642 * Conditional compilation introduced by lttng-modules commit
643 * Fix: compaction instrumentation update for 3.14.x stable kernels
644 * Fix: context alignment not properly handled
645 * Fix compilation on Linux kernel >= 3.18.0
646 * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS
647
af991434
MD
6482014-10-20 LTTng modules 2.6.0-rc1
649 * Expose lttng-modules ABI version ioctl
650 * Fix: syscall list ioctl number conflict
651 * lttng-modules: fix build for non-x86
652 * Fix: syscall listing of session
653 * Print build warning when writeback probe is disabled
654 * Add atomic.h wrapper for before/after atomic
655 * Fix compilation on Ubuntu 14.10
656 * Fix: export name as text array in writeback
657 * Cleanup: remove unused trace_clock_read32()
658 * Use 3.17 ktime_get_mono_fast_ns() new API
659 * Check for stale version.h files
660 * Fix: compile lttng_statedump_process_ns on Ubuntu
661 * Reverse version check logic in lttng_statedump_process_ns
662 * Fix block_rq_complete TP on Ubuntu kernel
663 * Introduce macros to check Ubuntu kernel version
664 * Sync writeback tracepoints from mainline
665 * Fix: redefinition of DEFINE_WRITEBACK_EVENT
666 * Fix: hander negative get_syscall_nr return value
667 * Fix: statedump: close_on_exec flag backward compat
668 * Fix instrumentation of vmscan for older kernels
669 * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM
670 * Fix: syscall listing: handle "enable all syscall"
671 * Fix: don't allow disabling syscalls when none are enabled
672 * Fix: syscall: fail disable all if all already disabled
673 * Fix: syscall filtering: NULL pointer deref
674 * Cleanup: list syscall without syscall_entry prefix
675 * Fix: syscall_list_show NULL pointer deref
676 * implement syscall mask getter
677 * Cleanup: lttng-abi.h coding style
678 * syscall listing: show syscall ID
679 * Allow events with same name to be enabled for each channel
680 * ABI: use enable a syscall ABI field name
681 * Implement syscall listing
682 * Fix: tracepoint list anonymous file name
683 * Fix: syscall filtering: disable all syscalls
684 * syscall tracing: input/output parameter handling for all arch
685 * lttng-get-syscall-inout.sh depends on bash
686 * Fix generate syscall header script: add missing escape char
687 * syscall instrumentation: handle copy_from_user return value
688 * Rename LTTng syscall instrumentation macros
689 * Rename LTTng instrumentation macros
690 * Extract input/output arguments from accept and connect syscalls
691 * syscall: extract pipe and pipe2 output args
692 * Remove sys_ prefix from syscall names
693 * System call inout/output arg processing
694 * Update syscall inout table
695 * Add syscall inout table
696 * Extract syscall exit ret value on x86 32/64
697 * Extract system call exit return value
698 * Syscall filtering: apply to syscall exit
699 * System call filtering
700 * asoc.h: fix build with v3.17 kernel
701 * Fix: lttng-modules teardown NULL pointer OOPS
702 * Fix: handle concurrent flush vs get_next_subbuf on metadata cache
703 * Modernize README using Markdown
704 * Fix: OOT lttng_logger tracepoint not visible with signed kernels
705 * Add cscope to gitignore
706 * Update kvm instrumentation: compile on 3.17-rc1
707 * Update statedump to 3.17 nsproxy locking
708 * Fix: noargs probes should calculate alignment and event length
709 * Update compaction instrumentation to 3.16 kernel
710 * Update vmscan instrumentation to 3.16 kernel
711
789fd1d0
MD
7122014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0
713 * (no change)
714
37cbcd7c
MD
7152014-06-27 LTTng modules 2.5.0-rc2
716 * Fix: statedump: check whether "files" is NULL, RCU semantic fix
717 * Fix: statedump handle oom case, handle errors
718 * Fix: correct typo in kernel version number
719 * Fix: blktrace instrumentation for backported branches
720 * Fix: statedump block devices OOPS
721
0d979364
MD
7222014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1
723 * Add TID field to some block_* events
724 * Fix: refuse overwrite mode buffers with less than two subbuffers
725 * Fix: lttng modules system call generation script
726 * Dump FD flags and mode on state dump
727 * Fix: incorrect rwbs field type in block_bio_queue
728 * Fix: blktrace instrumentation for v3.2.58+ stable branch
729 * Fix: pass proper args when writing commit counter
730 * Cleanup: lib ringbuffer: pagecpy has unsigned semantic
731 * Fix: allow racy tracepoint string input from kernel and userspace
732 * Statedump event for block devices
733 * Fix: update v4l2 instrumentation to 3.15 kernel
734 * Fix: ext4 update instrumentation to 3.15 kernel
735 * Fix: update block instrumentation to 3.15 kernel
736 * Fix: module instrumentation: update to 3.15 kernel
737 * Adapt to 3.15 tracepoint API
738 * Kernel 3.15 don't define map unmap for pipe
739 * Fix: add missing module version in v4l2 probe
740 * Add V4L2 instrumentation
741 * Fix: rcu instrumentation: add const qualifier to char pointers
742 * Fix: add missing module version information
743 * Use kernel 3.13 syscall tables for MIPS32
744 * Add MIPS32 syscalls extracted from a 3.13 kernel
745 * Fix: block instrumentation: < 3.14 don't have bi_iter
746 * Fix: update btrfs instrumentation to kernel 3.14
747 * Fix: update block layer instrumentation to kernel 3.14
748 * Fix: remove __exit annotation
749 * Fix file permissions for lttng-statedump-impl.c
750 * LTTng logger ABI
751
fb2c3779
MD
7522014-02-28 (Public Sleeping Day) LTTng modules 2.4.0
753 * Fix: load state dump even if work-around lookup fails
754 * Cleanup: fix comment
755 * Fix: correctly version kvm events to build against v3.0 kernel
756 * Add extraversion (e.g. -rc4) to lttng-tracer modinfo
757
4be86211
MD
7582014-02-14 LTTng modules 2.4.0-rc4
759 * Fix: use after free in ring buffer clients
760 * Fix: Add statedump exit so module is not permanent
761 * Cleanup: move callback init to static initialization
762 * Fix: OOT lttng-statedump tracepoints not visible with signed kernels
763
00808267
MD
7642014-01-29 LTTng modules 2.4.0-rc3
765 * Fix: tracepoint event name mapping at unregister
766 * Fix: tracepoint name remapping
767 * Fix: enable event error path memory corruption
768 * Update kvm instrumentation to Linux 3.13
769 * Update sched instrumentation to Linux 3.13
770 * Fix: provide more precise error report for enable event
771 * Fix: quote event name in metadata
772 * Add version info to lttng-tracer.ko modinfo
773
0aa12233
MD
7742013-12-10 LTTng modules 2.4.0-rc2
775 * Fix: client_packet_header() uses wrong packet
776 * Cleanup: fix typo in ring buffer backend comment
777 * Fix: handle unknown event type parameter
778 * Fix: eliminate timestamp overlap between packets
779 * gcc blacklist: only apply when building with gcc
780 * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2
781
223ca7c5
MD
7822013-11-15 LTTng modules 2.4.0-rc1
783 * Update ext4 instrumentation to Linux 3.12
784 * Update RCU instrumentation to Linux 3.12
785 * Update btrfs instrumentation to 3.12 kernel
786 * Update vmscan instrumentation to Linux 3.12
787 * update: kmem instrumentation 3.12 kernel support
788 * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12
789 * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation
790 * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL
791 * Add new tracepoint in KVM
792 * Blacklist kernels 3.10.13 and 3.11.2
793 * LTTng trace-clock: shrink kernel blacklist
794 * Metadata flush writes data from the cache
795 * Per-stream ioctl to get the current timestamp
796 * LTTng ringbuffer ABI calls for index generation
797 * Prepare LTTng override of ring buffer fops
798 * Blacklist Linux kernels 3.10+
799
78c8710b
MD
8002013-09-03 LTTng modules 2.3.0
801 * Fix: metadata stream should not reference session
802 * Fix: btrfs: support 3.11 Linux kernel
803 * statedump: remove KERN_DEBUG messages
804 * Fix: ext4: add missing tracepoints for 3.11 kernel
805 * Fix: ext4: Linux 3.11 support
806 * Fix: ext3: 3.11 Linux support
807 * Fix: statedump nsproxy 3.11 Linux support
808
cf7ae3e6
MD
8092013-08-30 LTTng modules 2.3.0-rc2
810 * Fix: metadata lttng channel refcount
811 * README: lttng-modules incompatible with lttng 0.x patchset
812
54207845
MD
8132013-07-17 LTTng modules 2.3.0-rc1
814 * Fix: kvm x86 probes side-effect
815 * Fix: allow get/put subbuf in loop for metadata stream
816 * Add support for kvm x86 specific tracepoints
817 * Add mainline headers for kvm x86 tracepoints
818 * Remove old 3.0.4 x86-64 extracted syscall info
819 * Point the x86-64 overrides to newly extracted 3.10-rc7 files
820 * Add syscalls extracted files from a 3.10-rc7 kernel
821 * Improve documentation of the syscall extractor script
822 * Fix: double length of __dynamic_len array
823 * Fix printk instrumentation
824 * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2()
825 * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter
826 * Fix: SWITCH_FLUSH new sub-buffer checks
827 * Fix: ring buffer: handle concurrent update in nested buffer wrap around check
828 * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size()
829 * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()"
830 * Fix: handle writes of length 0
831 * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption
832 * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()
833 * print warning and return -EBUSY on double get_subbuf()
834 * Add header to fix compilation of syscalls-extractor on 3.9 kernel
835 * Fix: don't do 0 byte event reservation
836 * Document that payload size need to be greater than 0
837 * Fix build and load against linux-2.6.33.x
838 * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl
839 * Metadata cache and multiple metadata channels
840 * fix block instrumentation probe signature mismatch for 3.9.x kernels
841 * fix: block instrumentation: NULL pointer dereference
842 * Update rcu instrumentation to 3.9.[0-4]
843 * Fix CPU hotplug section mismatches
844 * Add system calls definitions for powerpc-32
845 * Remove bashism in lttng-syscalls-generate-headers.sh
846 * Update ARM (32 bit) syscall tracepoints to 3.4
847
88c5f61b
MD
8482013-05-09 LTTng modules 2.2.0-rc2
849 * Remove useless lttng_metadata probe
850 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
851 * Fix: 3.9.0 block layer instrumentation build
852 * Revert "Stop build if CONFIG_TRACEPOINTS is not set"
853 * Stop build if CONFIG_TRACEPOINTS is not set
854 * Add comments to endifs.
855 * Fix: remove ARM set_tls system call override
856 * Cleanup: arm sys_mmap whitespace
857 * Clean up using global_dirty_limit wrapper for writeback probe
858
78062c79
MD
8592013-03-29 LTTng modules 2.2.0-rc1
860 * Update README
861 * Fix: vmscan instrumentation build
862 * writeback instrumentation: remove duplicated structures
863 * block: update instrumentation to 3.9 rc kernel
864 * rcu: update to 3.9 rc kernel instrumentation
865 * workqueue instrumentation: remove duplicated structures
866 * Rename odd event names
867 * Introduce API to remap event names exposed by LTTng
868 * lttng-module: sched.h: Fix compilation on 3.9 kernel
869 * Fix Linux 3.8 btrfs probe warning
870 * Fix Linux 3.8 ext4 probe support
871 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
872 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
873 * instrumentation sched: add missing fork pid info
874 * Fix check in lttng_strlen_user_inatomic
875 * instrumentation: sync with Linux commit a1ce392
876 * Fix: statedump: missing locking, use lttng_iterate_fd
877 * Implement lttng_iterate_fd wrapper
878 * Instrumentation cleanup: kmem events should print hex pointers
879 * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels
880 * Fix: statedump hang/too early completion due to logic error
881 * Fix: statedump hang due to incorrect wait/wakeup use
882 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
883 * wrapper/perf.h: Fix kernel version condition
884 * Add new kernel probes instrumentation
885 * Update kernel probes to more detailed match to kernel versions
886 * Fix possible kernel build errors with linux-patches
887 * Add missing MIT license text to 3 files under this license
888 * Update sites using kernel version checking macro to new range
889 * Make upper bound of kernel version checking macro exclusive
890 * sock instrumentation: fix fields to get referenced values
891 * ext3 instrumentation: fix of assignment code conversion
892 * sched instrumentation: rename "pid" fields in sched_process_exec
893 * Remove remaining semicolons in TP_fast_assign blocks
894 * Fix compilation for 3.0 kernels that are named 2.6.40
895 * Fix compilation for 3.0 branch (>= 3.0.39)
896 * Add kernel version checking macro
897 * Remove semicolons in TP_fast_assign blocks
898 * Add ifdefs to net probe to support Linux 2.6.39
899 * Add kernel probes for supplementary subsystems
900 * Check if interrupt action name is not null in statedump
901 * Fix exec instrumentation: only for kernels 3.4.0 and higher
902 * Add TRACE_EVENT(sched_process_exec) to sched.h
903 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
904 * Fix warning with 3.6.0 kernel
905 * ABI with support for compat 32/64 bits
906 * Perform calculation on bit size in 64-bit
907 * Use uint64_t for packet header content size and packet size
908 * Fix: compat layer only on supported architectures
909 * Fix ring buffer 32/64 bits compat
910 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
911 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
912 * Fix: statedump missing check for NULL namespace
913
7cb1d0ee
MD
9142012-09-10 LTTng modules 2.1.0-rc1
915 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
916 * Support for linux kernels 2.6.32 through 2.6.37
917 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
918 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
919 * Add env hostname information
920 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
921 * lttng_statedump_process_state for each PID NS
922 * Support the hostname context
923 * Fix: statedump namespaced pid, tid and ppid
924 * Fix: statedump: disable vm maps enumeration
925 * Fix: ensure userspace accesses are done with _inatomic
926 * Fix: vppid context should test for current nsproxy
927 * Add MIPS system call support
928 * Change mode of lttng-syscalls-generate-headers.sh to 755
929 * cleanup: fix typo in syscall instrumentation header
930 * Cleanup: remove trailing whitespace in README
931 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
932 * LTTng: probe-statedump: add #include <linux/sched.h>
933 * fix: signal_generate event should print utf8 for comm field
934 * Makes write operation a parameter for tp_memcpy macro
935 * Add coding style document
936 * Update instrumentation/events README file
937 * Add makefile target for preprocessor
938 * Fix: free_event_id check should compare unsigned int with -1U
939 * Use unsigned long type for events discarded counter
940 * Fix: update signal instrumentation for 3.4 kernel
941 * LTTng Modules ARM syscall instrumentation
942 * Fix: generate header missing echo -e for escape chars
943 * Fix: add missing uaccess.h include (for ARM)
944 * README: Document that CONFIG_MODULES is required
945 * Fix: README typo
946 * Fix: document required and optional kernel config options in README
947
d2a9270f
MD
9482012-03-29 LTTng modules 2.0.1
949 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
950
9512012-03-20 LTTng modules 2.0.0
730e5783
MD
952 * First STABLE version
953 * Add version name
954
63be4822
MD
9552012-03-20 LTTng modules 2.0.0-rc4
956 * Update README and add version name place-holder
957
1bca821c
MD
9582012-03-16 LTTng modules 2.0.0-rc3
959 * Fix clock offset 32-bit multiplication overflow
960 * Fix : wrong assign of fd in state dump
961 * License cleanup, ifdef namespace cleanup
962 * Fix: ensure power of 2 check handles 64-bit size_t entirely
963
4d1704b6
MD
9642012-03-02 LTTng modules 2.0.0-rc2
965 * Fix: dmesg printout should not print metadata warnings
966 * Fix: use transport name as channel name
967 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
968
f66cbcc8
MD
9692012-02-20 LTTng modules 2.0.0-rc1
970 * Standardize version across toolchain
971 * statedump: Use old macro name for kernel 2.6.38
972
2646f1db
MD
9732012-02-16 LTTng modules 2.0-pre15
974 * Add timer instrumentation
975 * fix: need to undef mainline define
976 * fix: Include signal.h instead of irq.h for prototype match check
977 * Add signal instrumentation
978
3e8b3fb8
MD
9792012-02-16 LTTng modules 2.0-pre14
980 * syscall tracing: sys_getcpu
981 * Add sys_clone x86 instrumentation
982 * statedump: fix include circular dep
983 * Implement state dump
984
ed5a7a8f
MD
9852012-02-09 LTTng modules 2.0-pre13
986 * Update README
987 * environment: write sysname, release, version, domain to metadata
988 * Allow open /proc/lttng for read & write
989
497051bd
MD
9902012-02-02 LTTng modules 2.0-pre12
991 * Add x86 32/64 execve syscall instrumentation override
992 * Remove unused defines
993 * Add padding to ABI
994 * Use LTTNG_KERNEL_SYM_NAME_LEN
995 * Update version to 1.9.9
996 * Add missing double-quotes to clock uuid
997 * clock: read bootid as clock monotonic ID
998 * Fix comment
999 * Cleanup comment
1000 * clock: output clock description in metadata
1001 * Properly fix the timekeeping overflow detection
1002 * Fix init bug
1003 * rename lib-ring-buffer to lttng-lib-ring-buffer
1004 * Remove #warning
1005 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
1006 * Update TODO
1007 * Update TODO
1008 * Remove debugfs file (keep only proc file)
1009 * Rename lttng-debugfs-abi files to lttng-abi
1010
4d3e89e3
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10112011-12-13 LTTng modules 2.0-pre11
1012 * Fix OOPS caused by reference of config pointer
1013 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
1014 * lttng lib: ring buffer move null pointer check to open
1015 * lttng lib: ring buffer remove duplicate null pointer
1016 * lttng lib: ring buffer: remove stale null-pointer
1017 * lttng wrapper: add missing include to kallsyms wrapper
1018 * lttng: cleanup one-bit signed bitfields
1019 * Add TODO file
1020 * Update symbol name length max size to 256
1021 * Fix last modifications to string_from_user operations
1022 * Document that depmod needs to be executed by hand
1023 * Fix strlen_user fault space reservation
1024 * Fix tp_copy_string_from_user handling of faults
1025 * Disable block layer tracing support for kernels < 2.6.38
1026 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
1027 * Update trace clock warning to match the current development plan
1028 * ringbuffer: make ring buffer printk less verbose
1029 * Makefile: do not run depmod manually
1030
e2222c2e
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10312011-09-30 LTTng modules 2.0-pre10
1032 * x86-32: override sys_mmap syscall instrumentation
1033 * Fix cast warning
1034
bfb508ed
MD
10352011-09-29 LTTng modules 2.0-pre9
1036 * x86 32 syscalls: fix !CONFIG_UID16
1037 * Use __string_from_user
1038 * Add __string_from_user
1039 * Rename "comm" context to "procname"
1040 * Fetch "type" name field for mount syscall
1041 * Create common override file for all architectures
1042 * Shrink stack size usage
1043 * Cleanup: remove unused lttng-compat-syscalls.c file
1044 * Support detailed compat syscalls on x86_64
1045 * Fix syscall table
1046 * Add disabled compat syscalls detail (work in progress)
1047 * Add config compat support for detailed x86_32 syscalls
1048 * Handle newer 3.1+ perf API
1049 * Add dummy x86-32 override headers
1050 * Bind x86-32 syscall headers
1051 * Add x86-32 syscall headers
1052 * Add check for KALLSYMS_ALL in syscall extraction script
1053 * Automate string extraction for syscalls
1054 * Automate syscall filename/pathname extraction
1055 * Add exit to ring_buffer_frontend so module is unloadable
1056 * Add sys_open filename (x86_64)
1057 * Add missing memcpy callback
1058 * copy_from_user and memset
1059 * Add missing alignment after header write
1060 * lib ring buffer: add frontend init as module_init
1061 * lib ring buffer frontend: add missing lock initialization
1062 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
1063 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
1064 * Create override for sys_mmap
1065 * Rename syscalls -> syscall in LTTng ABI
1066 * Use different event name for compat syscalls
1067 * Allow trace syscall table override
1068 * Add dummy override files
1069 * syscall detail: add override capability
1070 * Add pointer pretty-print heuristics
1071 * Add __field_hex
1072 * Rename sys exit errno into ret
1073 * Enable detailed syscalls only for native x86_64
1074 * Use "unknown" for compat syscalls
1075 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
1076 * Fix syscall exit
1077 * Fix sys exit
1078 * Only enable detailed syscalls for x86_64 for now
1079 * Merge unknown syscall method with extended detail method
1080 * Add underscore prefix before event names
1081 * Add syscalls pointers detailed syscall tracing
1082 * Use perl for regexp
1083 * Support generation of syscall probes for those with pointers
1084 * Support detailed syscalls with 0 arguments
1085 * detailed syscall tracing (work in progress)
1086 * Expose /proc/lttng file
1087 * Implement detailed syscall event probe
1088 * Disable perf build for < 2.6.33 kernels
1089 * Syscall detail mode: generate syscall table
1090 * block instrumentation: write cmd as hex sequence
1091 * lttng-events TRACE_EVENT generator cleanup
1092 * block layer instrumentation: fix cmd field
1093 * Remove 0 args syscalls for now from type-aware syscall cb generator
1094 * Generate trace syscall table macros
1095 * Put syscall tracing without arg types back in place
1096 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
1097 * lttng events probes: don't clash with "ctx" variable name
1098 * lib ring buffer must take private pointer copy before decrementing refcount
1099
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11002011-08-16 LTTng modules 2.0-pre8
1101 * Fix metadata buffer wait/wakeup
1102
99a93317
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11032011-08-12 LTTng modules 2.0-pre7
1104 * Add missing module refcount to lttng_tracepoint_list_fops
1105 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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