Version 2.1.2
[lttng-modules.git] / ChangeLog
CommitLineData
21b2893a
MD
12013-06-18 LTTng modules 2.1.2
2 * Fix build and load against linux-2.6.33.x
3 * fix block instrumentation probe signature mismatch for 3.9.x kernels
4 * fix: block instrumentation: NULL pointer dereference
5 * Fix: 3.9.0 block layer instrumentation build
6 * block: update instrumentation to 3.9 rc kernel
7 * Backport block-related changes from "Update kernel probes to more detailed match to kernel versions"
8 * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel
9 * Fix 3.8 kernel support: namespace lttng_is_signed_type()
10 * lttng-module: sched.h: Fix compilation on 3.9 kernel
11 * Fix: don't flush-final for offset 0 if reader is on sub-buffer
12
b374c356
MD
132013-02-14 LTTng modules 2.1.1
14 * Fix: statedump: missing locking, use lttng_iterate_fd
15 * Implement lttng_iterate_fd wrapper
16 * Fix check in lttng_strlen_user_inatomic
17 * Fix: statedump hang/too early completion due to logic error
18 * Fix: statedump hang due to incorrect wait/wakeup use
19
b945d6c4
MD
202012-12-20 (13th Baktun) LTTng modules 2.1.0
21 * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat
22 * wrapper/perf.h: Fix kernel version condition
23 * Fix possible kernel build errors with linux-patches
24 * Add missing MIT license text to 3 files under this license
25 * Check if interrupt action name is not null in statedump
26 * Fix exec instrumentation: only for kernels 3.4.0 and higher
27 * Add TRACE_EVENT(sched_process_exec) to sched.h
28 * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h.
29 * Fix warning with 3.6.0 kernel
30 * ABI with support for compat 32/64 bits
31 * Perform calculation on bit size in 64-bit
32 * Use uint64_t for packet header content size and packet size
33 * Fix: compat layer only on supported architectures
34 * Fix ring buffer 32/64 bits compat
35 * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h
36 * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h
37 * Fix: statedump missing check for NULL namespace
38
7cb1d0ee
MD
392012-09-10 LTTng modules 2.1.0-rc1
40 * fix timestamps on architectures without CONFIG_KTIME_SCALAR
41 * Support for linux kernels 2.6.32 through 2.6.37
42 * Document limitation of vppid and ppid context wrt eventual RCU instrumentation
43 * Cleanup: no need to hold RCU read-side lock when reading current nsproxy
44 * Add env hostname information
45 * Fix: lttng_statedump_process_state for each PID NS has infinite loop
46 * lttng_statedump_process_state for each PID NS
47 * Support the hostname context
48 * Fix: statedump namespaced pid, tid and ppid
49 * Fix: statedump: disable vm maps enumeration
50 * Fix: ensure userspace accesses are done with _inatomic
51 * Fix: vppid context should test for current nsproxy
52 * Add MIPS system call support
53 * Change mode of lttng-syscalls-generate-headers.sh to 755
54 * cleanup: fix typo in syscall instrumentation header
55 * Cleanup: remove trailing whitespace in README
56 * trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
57 * LTTng: probe-statedump: add #include <linux/sched.h>
58 * fix: signal_generate event should print utf8 for comm field
59 * Makes write operation a parameter for tp_memcpy macro
60 * Add coding style document
61 * Update instrumentation/events README file
62 * Add makefile target for preprocessor
63 * Fix: free_event_id check should compare unsigned int with -1U
64 * Use unsigned long type for events discarded counter
65 * Fix: update signal instrumentation for 3.4 kernel
66 * LTTng Modules ARM syscall instrumentation
67 * Fix: generate header missing echo -e for escape chars
68 * Fix: add missing uaccess.h include (for ARM)
69 * README: Document that CONFIG_MODULES is required
70 * Fix: README typo
71 * Fix: document required and optional kernel config options in README
72
d2a9270f
MD
732012-03-29 LTTng modules 2.0.1
74 * Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3
75
762012-03-20 LTTng modules 2.0.0
730e5783
MD
77 * First STABLE version
78 * Add version name
79
63be4822
MD
802012-03-20 LTTng modules 2.0.0-rc4
81 * Update README and add version name place-holder
82
1bca821c
MD
832012-03-16 LTTng modules 2.0.0-rc3
84 * Fix clock offset 32-bit multiplication overflow
85 * Fix : wrong assign of fd in state dump
86 * License cleanup, ifdef namespace cleanup
87 * Fix: ensure power of 2 check handles 64-bit size_t entirely
88
4d1704b6
MD
892012-03-02 LTTng modules 2.0.0-rc2
90 * Fix: dmesg printout should not print metadata warnings
91 * Fix: use transport name as channel name
92 * Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf
93
f66cbcc8
MD
942012-02-20 LTTng modules 2.0.0-rc1
95 * Standardize version across toolchain
96 * statedump: Use old macro name for kernel 2.6.38
97
2646f1db
MD
982012-02-16 LTTng modules 2.0-pre15
99 * Add timer instrumentation
100 * fix: need to undef mainline define
101 * fix: Include signal.h instead of irq.h for prototype match check
102 * Add signal instrumentation
103
3e8b3fb8
MD
1042012-02-16 LTTng modules 2.0-pre14
105 * syscall tracing: sys_getcpu
106 * Add sys_clone x86 instrumentation
107 * statedump: fix include circular dep
108 * Implement state dump
109
ed5a7a8f
MD
1102012-02-09 LTTng modules 2.0-pre13
111 * Update README
112 * environment: write sysname, release, version, domain to metadata
113 * Allow open /proc/lttng for read & write
114
497051bd
MD
1152012-02-02 LTTng modules 2.0-pre12
116 * Add x86 32/64 execve syscall instrumentation override
117 * Remove unused defines
118 * Add padding to ABI
119 * Use LTTNG_KERNEL_SYM_NAME_LEN
120 * Update version to 1.9.9
121 * Add missing double-quotes to clock uuid
122 * clock: read bootid as clock monotonic ID
123 * Fix comment
124 * Cleanup comment
125 * clock: output clock description in metadata
126 * Properly fix the timekeeping overflow detection
127 * Fix init bug
128 * rename lib-ring-buffer to lttng-lib-ring-buffer
129 * Remove #warning
130 * Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
131 * Update TODO
132 * Update TODO
133 * Remove debugfs file (keep only proc file)
134 * Rename lttng-debugfs-abi files to lttng-abi
135
4d3e89e3
MD
1362011-12-13 LTTng modules 2.0-pre11
137 * Fix OOPS caused by reference of config pointer
138 * Gather detailed info from x86 64 32-bit compat syscall instrumentation
139 * lttng lib: ring buffer move null pointer check to open
140 * lttng lib: ring buffer remove duplicate null pointer
141 * lttng lib: ring buffer: remove stale null-pointer
142 * lttng wrapper: add missing include to kallsyms wrapper
143 * lttng: cleanup one-bit signed bitfields
144 * Add TODO file
145 * Update symbol name length max size to 256
146 * Fix last modifications to string_from_user operations
147 * Document that depmod needs to be executed by hand
148 * Fix strlen_user fault space reservation
149 * Fix tp_copy_string_from_user handling of faults
150 * Disable block layer tracing support for kernels < 2.6.38
151 * lttng context: perf counter, fix 32-bit vs 64-bit field size bug
152 * Update trace clock warning to match the current development plan
153 * ringbuffer: make ring buffer printk less verbose
154 * Makefile: do not run depmod manually
155
e2222c2e
MD
1562011-09-30 LTTng modules 2.0-pre10
157 * x86-32: override sys_mmap syscall instrumentation
158 * Fix cast warning
159
bfb508ed
MD
1602011-09-29 LTTng modules 2.0-pre9
161 * x86 32 syscalls: fix !CONFIG_UID16
162 * Use __string_from_user
163 * Add __string_from_user
164 * Rename "comm" context to "procname"
165 * Fetch "type" name field for mount syscall
166 * Create common override file for all architectures
167 * Shrink stack size usage
168 * Cleanup: remove unused lttng-compat-syscalls.c file
169 * Support detailed compat syscalls on x86_64
170 * Fix syscall table
171 * Add disabled compat syscalls detail (work in progress)
172 * Add config compat support for detailed x86_32 syscalls
173 * Handle newer 3.1+ perf API
174 * Add dummy x86-32 override headers
175 * Bind x86-32 syscall headers
176 * Add x86-32 syscall headers
177 * Add check for KALLSYMS_ALL in syscall extraction script
178 * Automate string extraction for syscalls
179 * Automate syscall filename/pathname extraction
180 * Add exit to ring_buffer_frontend so module is unloadable
181 * Add sys_open filename (x86_64)
182 * Add missing memcpy callback
183 * copy_from_user and memset
184 * Add missing alignment after header write
185 * lib ring buffer: add frontend init as module_init
186 * lib ring buffer frontend: add missing lock initialization
187 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
188 * ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
189 * Create override for sys_mmap
190 * Rename syscalls -> syscall in LTTng ABI
191 * Use different event name for compat syscalls
192 * Allow trace syscall table override
193 * Add dummy override files
194 * syscall detail: add override capability
195 * Add pointer pretty-print heuristics
196 * Add __field_hex
197 * Rename sys exit errno into ret
198 * Enable detailed syscalls only for native x86_64
199 * Use "unknown" for compat syscalls
200 * Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
201 * Fix syscall exit
202 * Fix sys exit
203 * Only enable detailed syscalls for x86_64 for now
204 * Merge unknown syscall method with extended detail method
205 * Add underscore prefix before event names
206 * Add syscalls pointers detailed syscall tracing
207 * Use perl for regexp
208 * Support generation of syscall probes for those with pointers
209 * Support detailed syscalls with 0 arguments
210 * detailed syscall tracing (work in progress)
211 * Expose /proc/lttng file
212 * Implement detailed syscall event probe
213 * Disable perf build for < 2.6.33 kernels
214 * Syscall detail mode: generate syscall table
215 * block instrumentation: write cmd as hex sequence
216 * lttng-events TRACE_EVENT generator cleanup
217 * block layer instrumentation: fix cmd field
218 * Remove 0 args syscalls for now from type-aware syscall cb generator
219 * Generate trace syscall table macros
220 * Put syscall tracing without arg types back in place
221 * Detailed system call tracing (TRACE_EVENT() generation for integer support)
222 * lttng events probes: don't clash with "ctx" variable name
223 * lib ring buffer must take private pointer copy before decrementing refcount
224
47655e60
MD
2252011-08-16 LTTng modules 2.0-pre8
226 * Fix metadata buffer wait/wakeup
227
99a93317
MD
2282011-08-12 LTTng modules 2.0-pre7
229 * Add missing module refcount to lttng_tracepoint_list_fops
230 * Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2
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