X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=ChangeLog;h=441922f22738d0c7aa21c6c871828d03d294b685;hb=refs%2Fheads%2Fstable-2.7;hp=70a83bb75fd314845c3f16ef567bbb91878b10a3;hpb=7cb1d0eed1f317135496ccffe6f0531efe87e44e;p=lttng-modules.git diff --git a/ChangeLog b/ChangeLog index 70a83bb7..441922f2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,466 @@ +2016-10-13 (International Day for Failure) LTTng modules 2.7.7 + * Fix: bump stable kernel version ranges for clock work-around + +2016-10-07 (National Frappé Day) LTTng modules 2.7.6 + * Fix: show warning for broken clock work-around + * Fix: work-around upstream Linux timekeeping bug + * Documentation: lttng-modules 2.7 supports Linux < 4.8 + +2016-10-03 (National Techies Day) LTTng modules 2.7.5 + * Fix: handle large number of pages or subbuffers per buffer + * Fix: unregister cpu hotplug notifier on buffer alloc error + +2016-05-20 (Bike-to-Work Day) LTTng modules 2.7.4 + * Fix: ring buffer: honor switch parameter type in remote switch + * Fix: only flush non-metadata channels + * Fix: don't perform extra flush on metadata channel + * Fix: flush empty packets on snapshot channel + * Fix: do not generate packet at destroy after stop + * Fix: compat ioctl for flush/get metadata version + * Fix: ctf_string() should handle NULL pointers + * Fix: add modules target to base Makefile + * Fix: make clean does not include dot-config + * Fix: trigger build error if CONFIG_TRACEPOINTS is not set + * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35 + * Fix: integer endianness metadata generation + * Fix: endianness of integers received by filter + +2016-04-26 LTTng modules 2.7.3 + * Fix: writeback probe on RHEL >= 3.10.0-327.10.1 + * Fix: RHEL kernel 3.10.0-327.13.1 compat + * Fix: ctf_user_integer should not trigger page fault + * Fix: lib_ring_buffer_copy_from_user_inatomic error handling + * Fix: remove unused gfpflags.h from btrfs and compaction instrumentation + * Fix: Remove dead code from filter interpreter + * Fix: x86 kvm mmutrace instrumentation for kernel < 3.6 + * Fix: mm_vmscan instrumentation: remove unused gfpflags.h include + * Fix: use of uninitialized ret value in lttng_abi_create_event + * Fix: kmem instrumentation: remove unused gfpflags.h include + * Fix: 4.6 kernel: use in_compat_syscall + * Fix: use BUG_ON instead of accessing array subscript above array bounds + * Fix: Add granularity to RHEL kernel version checks + +2016-03-09 LTTng modules 2.7.2 + * Fix: filter interpreter with userspace strings + * Fix: rename kvm x86 TRACE_SYSTEM to avoid name clash + * Fix: format address fields as hexadecimal + * PowerPC-64 ABIv1: add build error if KALLSYMS_ALL is missing + * Fix: system call instrumentation overrides + * Fix: page_alloc wrapper incorrect parenthesis + * Fix: add missing versions and init call for page_alloc wrapper + * Fix: Define lttng-tracer metadata only once + * Fix: handle negative clock offset + * Fix: sched instrumentation for 4.1-rt11 + * Add RT patch version macros + * Fix: Ubuntu kernel range for block_rq_complete + * Fix: Ubuntu kernel range for mm_page_alloc_extfrag + * Fix: update vmscan instrumentation for kernel 4.5 + * Fix: check reference counts for overflow + * Fix: RHEL 7.2 scsi instrumentation + * Fix: RHEL 7.2 kvm instrumentation + +2016-01-05 LTTng modules 2.7.1 + * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template + * Fix: update sched instrumentation for kernel 4.4.0 + * Fix: instrumentation: v4lv2 missing include + * Fix: header size larger than 256 bytes + * Fix: tracepoint listing misses last loaded probe + * Fix: lttng trace-clock needs to disable preemption + +2015-09-24 LTTng modules 2.7.0 + * Fix: writeback instrumentation update for 4.3 Linux kernel + * Fix: update sched wakeup instrumentation for 4.3 kernel + * Fix: lttng-test build failure for kernels < 3.0 + +2015-09-09 LTTng modules 2.7.0-rc2 + * Use 3.18 syscall instrumentation for MIPS32 + * Update the MIPS32 syscall instrumentation to 3.18 + * Fix: Move pipe override to the arch specific pointers_override.h + * Implement lttng test module + * Cleanup: remove logically dead code + * Fix: filter validator use after free + * Fix: use after free in channel release + * Fix: non-enabler events should be disabled by default + * Fix: build failure on 2.6.36 + * Cleanup: split bdi_dirty_ratelimit with ifdef into separate macros + * Fix: writeback instrumentation for 4.2 kernels + * Fix: kmem probe with Ubuntu 3.13 kernels + * Fix: disable kvm probe if lapic.h isn't found + * Fix: timer instrumentation for 4.2 kernels + * Fix: ext4 instrumentation for 4.2 kernels + * Fix: kvm instrumentation for 4.2 kernels + * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.18.10 + * Fix: allow LTTng to be built within kernel tree + +2015-07-15 LTTng modules 2.7.0-rc1 + * Fix: Building the event list fails on fragmented memory + * Fix: use after free on metadata cache reallocation + * Fix: version checks for kernel 4.0 + * Fix: Incorrect Ubuntu kernel patchlevel + * Fix: cpu-id context should use int type + * Implement cpu-id context + * Implement cpu_id context for filtering + * Fix: context printk mismatch on error + * Cleanup: misleading comment about deferrable timer + * Fix: arm-32 build + * Fix: Update kmem event for Ubuntu's 3.16 kernel + * Fix: RHEL 7.1 block instrumentation + * Fix: add RHEL version macros + * Fix: add missing parenthesis in ubuntu version check + * Fix: remove regmap instrumentation for kernels < 4.1 + * Fix: Update kmem event for recent Ubuntu kernel + * Fix: missing statedump end event when block device listing available + * Fix: don't generate incorrect macros for debian/ubuntu version check + * Revert "Fix: build against Ubuntu kernels" + * Fix: build against Ubuntu kernels + * Add namespace info in sched_fork and statedump + * Fix: ext4 instrumentation: flags parameter did not exist prior to 3.11 + * Fix: printk instrumentation: remove "condition" tracepoints + * Fix: regmap build against kernel 4.0 kernel headers + * Add mmu_valid_gen field to mmutrace events + * Fix: add missing x86 mmutrace kernel header include + * Fix: x86 mmutrace event extra field for kernels >= 3.11 + * Fix: remove execute flag from kvm.h file + * Fix: build x86 kvm probes on kernels >= 4.1-rc1 + * Fix: compilation on 4.1-rc1 kernel, remove unused WB_WORK_REASON + * Fix: 4.1-rc1 Linux build and regmap instrumentation + * Fix: don't clash with older Debian kernel versions + * Fix: update get_pfnblock_flags_mask wrapper for debian kernels + * Fix: discover Debian API + * Fix: Update README.md to match reality: kernels >= 2.6.36 are supported + * Fix: atomic.h wrapper for kernels < 2.6.37 + * Fix: disable x86 kvm instrumentation for kernels < 2.6.38 + * Fix: add missing types.h include for older kernels + * Fix: add hlist lttng wrappers + * Fix: add struct file_handle forward declaration + * Fix: string length calculation reversed user vs kernel args + * Fix: use lttng_rcu_dereference within lttng-syscalls.c + * Fix: add lttng rcu wrapper to allow tracing RCU + * Fix: double-unlock of session mutex + * Fix: check that class and instance prototype match + * Fix: lttng-events.h check function takes void + * Fix: regmap instrumentation for Linux 3.19.4 and 4.0 + * Fix: kernels >= 2.6.33 put utsrelease.h in generated/ + * Fix: Include utsrelease.h in lttng-kernel-version.h + * Fix: ext4 ext4_da_write_pages instrumentation for kernels < 3.11.0 + * Fix: old kernels need module.h included before vermagic.h + * Fix: net instrumentation for kernels 2.6.39 and below + * Fix: version condition in makefile + * Implement wrapper around get_pfnblock_flags_mask + * Be more restrictive in provider name check + * Fix: net instrumentation namespacing + * Fix: compaction instrumentation namespacing + * Fix: Support 4.x kernel versions in Makefile + * Fix: remove stale TP_STRUCT_entry from kvm instrumentation + * Fix: add missing module.h include to lttng-probe-user.c + * Fix: use lttng hlist wrapper in wildcard and filter + * Fix: namespace asoc and kmem instrumentation + * Fix: update instrumentation after wildcard rebase + * Fix: lttng_abi_syscall_list does not need to be exported + * Migrate ARM, powerpc, MIPS syscall instrumentation to TP_FIELDS + * Remove now unused syscalls.h from lttng-modules + * Filter: start with enabler "disabled" + * Fix coverity warning about sizeof(void **) != sizeof(void *) + * Fix length type and text sequence base + * Fix: TP_FIELDS: add missing headers + * Migrate syscall instrumentation to TP_FIELDS + * Migrate tracepoint instrumentation to TP_FIELDS + * Implement filtering infrastructure + * syscall wildcards: apply syscall filtering + * Implement syscall wildcard support + * Implement tracepoint wildcard support + * Namespace all tracepoints + * Implement list.h wrapper for hlist in older kernels + * Implement listing of pid tracker content + * Implement PID tracking + * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.14.36 + * Fix: update writeback instrumentation for kernel 4.0+ + * Fix: compaction mm_compaction_isolate_template update for Linux 4.0+ + * Fix: kmem instrumentation update for mm_page_alloc_extfrag kernel 3.19.2+ + * Fix: kmem instrumentation: mm_page_alloc extfrag change_ownership field + * Fix: missing parenthesis in offset_align_floor + * Fix: implement time.h wrapper for FD_ISSET + * Fix: update sched instrumentation for 3.19+ kernels + * Fix: update rcu instrumentation for 3.19+ kernels + * Fix: update scsi instrumentation for 3.19+ kernels + * Fix: update module instrumentation for 3.19+ kernels + * Fix: Add f_dentry wrapper for 3.19+ kernels + * Fix: introduce lttng_get_unused_fd() wrapper for 3.19 kernels + * Fix: lttng_this_cpu_ptr wrapper for kernel 3.19+ + * Fix: Update btrfs instrumentation for 3.18 Linux kernel + * Fix compile error on kernel 3.0.101 with CONFIG_PERF_EVENTS + * Conditional compilation introduced by lttng-modules commit + * Fix: compaction instrumentation update for 3.14.x stable kernels + * Fix: context alignment not properly handled + * Fix compilation on Linux kernel >= 3.18.0 + * Fix: build for architectures without HAVE_SYSCALL_TRACEPOINTS + +2014-10-20 LTTng modules 2.6.0-rc1 + * Expose lttng-modules ABI version ioctl + * Fix: syscall list ioctl number conflict + * lttng-modules: fix build for non-x86 + * Fix: syscall listing of session + * Print build warning when writeback probe is disabled + * Add atomic.h wrapper for before/after atomic + * Fix compilation on Ubuntu 14.10 + * Fix: export name as text array in writeback + * Cleanup: remove unused trace_clock_read32() + * Use 3.17 ktime_get_mono_fast_ns() new API + * Check for stale version.h files + * Fix: compile lttng_statedump_process_ns on Ubuntu + * Reverse version check logic in lttng_statedump_process_ns + * Fix block_rq_complete TP on Ubuntu kernel + * Introduce macros to check Ubuntu kernel version + * Sync writeback tracepoints from mainline + * Fix: redefinition of DEFINE_WRITEBACK_EVENT + * Fix: hander negative get_syscall_nr return value + * Fix: statedump: close_on_exec flag backward compat + * Fix instrumentation of vmscan for older kernels + * Fix: older kernels (3.2.x) don't undefine TRACE_SYSTEM + * Fix: syscall listing: handle "enable all syscall" + * Fix: don't allow disabling syscalls when none are enabled + * Fix: syscall: fail disable all if all already disabled + * Fix: syscall filtering: NULL pointer deref + * Cleanup: list syscall without syscall_entry prefix + * Fix: syscall_list_show NULL pointer deref + * implement syscall mask getter + * Cleanup: lttng-abi.h coding style + * syscall listing: show syscall ID + * Allow events with same name to be enabled for each channel + * ABI: use enable a syscall ABI field name + * Implement syscall listing + * Fix: tracepoint list anonymous file name + * Fix: syscall filtering: disable all syscalls + * syscall tracing: input/output parameter handling for all arch + * lttng-get-syscall-inout.sh depends on bash + * Fix generate syscall header script: add missing escape char + * syscall instrumentation: handle copy_from_user return value + * Rename LTTng syscall instrumentation macros + * Rename LTTng instrumentation macros + * Extract input/output arguments from accept and connect syscalls + * syscall: extract pipe and pipe2 output args + * Remove sys_ prefix from syscall names + * System call inout/output arg processing + * Update syscall inout table + * Add syscall inout table + * Extract syscall exit ret value on x86 32/64 + * Extract system call exit return value + * Syscall filtering: apply to syscall exit + * System call filtering + * asoc.h: fix build with v3.17 kernel + * Fix: lttng-modules teardown NULL pointer OOPS + * Fix: handle concurrent flush vs get_next_subbuf on metadata cache + * Modernize README using Markdown + * Fix: OOT lttng_logger tracepoint not visible with signed kernels + * Add cscope to gitignore + * Update kvm instrumentation: compile on 3.17-rc1 + * Update statedump to 3.17 nsproxy locking + * Fix: noargs probes should calculate alignment and event length + * Update compaction instrumentation to 3.16 kernel + * Update vmscan instrumentation to 3.16 kernel + +2014-07-16 (Take Your Poet to Work Day) LTTng modules 2.5.0 + * (no change) + +2014-06-27 LTTng modules 2.5.0-rc2 + * Fix: statedump: check whether "files" is NULL, RCU semantic fix + * Fix: statedump handle oom case, handle errors + * Fix: correct typo in kernel version number + * Fix: blktrace instrumentation for backported branches + * Fix: statedump block devices OOPS + +2014-05-28 (International Hamburger Day) LTTng modules 2.5.0-rc1 + * Add TID field to some block_* events + * Fix: refuse overwrite mode buffers with less than two subbuffers + * Fix: lttng modules system call generation script + * Dump FD flags and mode on state dump + * Fix: incorrect rwbs field type in block_bio_queue + * Fix: blktrace instrumentation for v3.2.58+ stable branch + * Fix: pass proper args when writing commit counter + * Cleanup: lib ringbuffer: pagecpy has unsigned semantic + * Fix: allow racy tracepoint string input from kernel and userspace + * Statedump event for block devices + * Fix: update v4l2 instrumentation to 3.15 kernel + * Fix: ext4 update instrumentation to 3.15 kernel + * Fix: update block instrumentation to 3.15 kernel + * Fix: module instrumentation: update to 3.15 kernel + * Adapt to 3.15 tracepoint API + * Kernel 3.15 don't define map unmap for pipe + * Fix: add missing module version in v4l2 probe + * Add V4L2 instrumentation + * Fix: rcu instrumentation: add const qualifier to char pointers + * Fix: add missing module version information + * Use kernel 3.13 syscall tables for MIPS32 + * Add MIPS32 syscalls extracted from a 3.13 kernel + * Fix: block instrumentation: < 3.14 don't have bi_iter + * Fix: update btrfs instrumentation to kernel 3.14 + * Fix: update block layer instrumentation to kernel 3.14 + * Fix: remove __exit annotation + * Fix file permissions for lttng-statedump-impl.c + * LTTng logger ABI + +2014-02-28 (Public Sleeping Day) LTTng modules 2.4.0 + * Fix: load state dump even if work-around lookup fails + * Cleanup: fix comment + * Fix: correctly version kvm events to build against v3.0 kernel + * Add extraversion (e.g. -rc4) to lttng-tracer modinfo + +2014-02-14 LTTng modules 2.4.0-rc4 + * Fix: use after free in ring buffer clients + * Fix: Add statedump exit so module is not permanent + * Cleanup: move callback init to static initialization + * Fix: OOT lttng-statedump tracepoints not visible with signed kernels + +2014-01-29 LTTng modules 2.4.0-rc3 + * Fix: tracepoint event name mapping at unregister + * Fix: tracepoint name remapping + * Fix: enable event error path memory corruption + * Update kvm instrumentation to Linux 3.13 + * Update sched instrumentation to Linux 3.13 + * Fix: provide more precise error report for enable event + * Fix: quote event name in metadata + * Add version info to lttng-tracer.ko modinfo + +2013-12-10 LTTng modules 2.4.0-rc2 + * Fix: client_packet_header() uses wrong packet + * Cleanup: fix typo in ring buffer backend comment + * Fix: handle unknown event type parameter + * Fix: eliminate timestamp overlap between packets + * gcc blacklist: only apply when building with gcc + * Blacklist ARM gcc 4.8.0, 4.8.1, 4.8.2 + +2013-11-15 LTTng modules 2.4.0-rc1 + * Update ext4 instrumentation to Linux 3.12 + * Update RCU instrumentation to Linux 3.12 + * Update btrfs instrumentation to 3.12 kernel + * Update vmscan instrumentation to Linux 3.12 + * update: kmem instrumentation 3.12 kernel support + * lttng-statedump-impl: Use generic hard irqs for Linux >= 3.12 + * lttng-statedump-impl: Fix lttng_list_interrupts for empty implementation + * Import fix from LTSI: 3.4+ RT kernels use CONFIG_PREEMPT_RT_FULL + * Add new tracepoint in KVM + * Blacklist kernels 3.10.13 and 3.11.2 + * LTTng trace-clock: shrink kernel blacklist + * Metadata flush writes data from the cache + * Per-stream ioctl to get the current timestamp + * LTTng ringbuffer ABI calls for index generation + * Prepare LTTng override of ring buffer fops + * Blacklist Linux kernels 3.10+ + +2013-09-03 LTTng modules 2.3.0 + * Fix: metadata stream should not reference session + * Fix: btrfs: support 3.11 Linux kernel + * statedump: remove KERN_DEBUG messages + * Fix: ext4: add missing tracepoints for 3.11 kernel + * Fix: ext4: Linux 3.11 support + * Fix: ext3: 3.11 Linux support + * Fix: statedump nsproxy 3.11 Linux support + +2013-08-30 LTTng modules 2.3.0-rc2 + * Fix: metadata lttng channel refcount + * README: lttng-modules incompatible with lttng 0.x patchset + +2013-07-17 LTTng modules 2.3.0-rc1 + * Fix: kvm x86 probes side-effect + * Fix: allow get/put subbuf in loop for metadata stream + * Add support for kvm x86 specific tracepoints + * Add mainline headers for kvm x86 tracepoints + * Remove old 3.0.4 x86-64 extracted syscall info + * Point the x86-64 overrides to newly extracted 3.10-rc7 files + * Add syscalls extracted files from a 3.10-rc7 kernel + * Improve documentation of the syscall extractor script + * Fix: double length of __dynamic_len array + * Fix printk instrumentation + * Introduce __dynamic_array_enc_ext_2() and tp_memcpy_dyn_2() + * Fix: ring buffer: get_subbuf() checks should be performed on "consumed" parameter + * Fix: SWITCH_FLUSH new sub-buffer checks + * Fix: ring buffer: handle concurrent update in nested buffer wrap around check + * Cleanup: lib_ring_buffer_switch_new_end() only calls subbuffer_set_data_size() + * Revert "Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end()" + * Fix: handle writes of length 0 + * Fix: ring buffer: RING_BUFFER_FLUSH ioctl buffer corruption + * Cleanup: ring buffer: remove lib_ring_buffer_switch_new_end() + * print warning and return -EBUSY on double get_subbuf() + * Add header to fix compilation of syscalls-extractor on 3.9 kernel + * Fix: don't do 0 byte event reservation + * Document that payload size need to be greater than 0 + * Fix build and load against linux-2.6.33.x + * Fix: add missing CONFIG_COMPAT around lib_ring_buffer_compat_ioctl + * Metadata cache and multiple metadata channels + * fix block instrumentation probe signature mismatch for 3.9.x kernels + * fix: block instrumentation: NULL pointer dereference + * Update rcu instrumentation to 3.9.[0-4] + * Fix CPU hotplug section mismatches + * Add system calls definitions for powerpc-32 + * Remove bashism in lttng-syscalls-generate-headers.sh + * Update ARM (32 bit) syscall tracepoints to 3.4 + +2013-05-09 LTTng modules 2.2.0-rc2 + * Remove useless lttng_metadata probe + * Fix: warning kvm_trace_exit_reason redefined for 3.9 kernel + * Fix: 3.9.0 block layer instrumentation build + * Revert "Stop build if CONFIG_TRACEPOINTS is not set" + * Stop build if CONFIG_TRACEPOINTS is not set + * Add comments to endifs. + * Fix: remove ARM set_tls system call override + * Cleanup: arm sys_mmap whitespace + * Clean up using global_dirty_limit wrapper for writeback probe + +2013-03-29 LTTng modules 2.2.0-rc1 + * Update README + * Fix: vmscan instrumentation build + * writeback instrumentation: remove duplicated structures + * block: update instrumentation to 3.9 rc kernel + * rcu: update to 3.9 rc kernel instrumentation + * workqueue instrumentation: remove duplicated structures + * Rename odd event names + * Introduce API to remap event names exposed by LTTng + * lttng-module: sched.h: Fix compilation on 3.9 kernel + * Fix Linux 3.8 btrfs probe warning + * Fix Linux 3.8 ext4 probe support + * Fix 3.8 kernel support: namespace lttng_is_signed_type() + * Fix: don't flush-final for offset 0 if reader is on sub-buffer + * instrumentation sched: add missing fork pid info + * Fix check in lttng_strlen_user_inatomic + * instrumentation: sync with Linux commit a1ce392 + * Fix: statedump: missing locking, use lttng_iterate_fd + * Implement lttng_iterate_fd wrapper + * Instrumentation cleanup: kmem events should print hex pointers + * Fix compilation of ext4 and btrfs tracepoints on 2.6.40 kernels + * Fix: statedump hang/too early completion due to logic error + * Fix: statedump hang due to incorrect wait/wakeup use + * put_ulong calls in lib_ring_buffer_compat_ioctl() should be compat + * wrapper/perf.h: Fix kernel version condition + * Add new kernel probes instrumentation + * Update kernel probes to more detailed match to kernel versions + * Fix possible kernel build errors with linux-patches + * Add missing MIT license text to 3 files under this license + * Update sites using kernel version checking macro to new range + * Make upper bound of kernel version checking macro exclusive + * sock instrumentation: fix fields to get referenced values + * ext3 instrumentation: fix of assignment code conversion + * sched instrumentation: rename "pid" fields in sched_process_exec + * Remove remaining semicolons in TP_fast_assign blocks + * Fix compilation for 3.0 kernels that are named 2.6.40 + * Fix compilation for 3.0 branch (>= 3.0.39) + * Add kernel version checking macro + * Remove semicolons in TP_fast_assign blocks + * Add ifdefs to net probe to support Linux 2.6.39 + * Add kernel probes for supplementary subsystems + * Check if interrupt action name is not null in statedump + * Fix exec instrumentation: only for kernels 3.4.0 and higher + * Add TRACE_EVENT(sched_process_exec) to sched.h + * lib/ringbuffer/frontend_api.h: Include linux/prefetch.h. + * Fix warning with 3.6.0 kernel + * ABI with support for compat 32/64 bits + * Perform calculation on bit size in 64-bit + * Use uint64_t for packet header content size and packet size + * Fix: compat layer only on supported architectures + * Fix ring buffer 32/64 bits compat + * Fix cleanup: move lttng-tracer-core.h include to lib ringbuffer config.h + * Fix ring_buffer_frontend.c: missing include lttng-tracer-core.h + * Fix: statedump missing check for NULL namespace + 2012-09-10 LTTng modules 2.1.0-rc1 * fix timestamps on architectures without CONFIG_KTIME_SCALAR * Support for linux kernels 2.6.32 through 2.6.37