+2016-10-07 (National Frappé Day) LTTng modules 2.9.0-rc1
+ * Fix: i2c: support kernels < 3.15
+ * Fix: show warning for broken clock work-around
+ * Bump minor ABI version
+ * Fix: work-around upstream Linux timekeeping bug
+ * Add support for i2c tracepoints
+ * Cleanup: makefile version checks with single "ge"
+ * Performance: special-case NULL in lttng_strlen_user_inatomic
+ * Fix: lttng_inline_memcpy does not take a __user argument
+ * Performance: implement lttng_inline_memcpy
+ * Performance: cache the backend pages pointer in context
+ * Cleanup: libringbuffer: remove duplicate pointer chasing in slow paths
+ * Performance: Only dereference commit index once
+ * Performance: Mark channel and buffer event disabled check unlikely
+ * Performance: Relax atomicity constraints for crash handling
+ * Performance: mark ring buffer do_copy callers always inline
+ * Performance: mark lib_ring_buffer_write always inline
+ * Kconfig: select TRACEPOINTS when built-in
+ * Performance: disable event counting by default
+ * Fix: handle large number of pages or subbuffers per buffer
+ * Fix: unregister cpu hotplug notifier on buffer alloc error
+ * Fix: sa_family is of type unsigned short
+ * Fix: check for sizeof sa_family to save sa_family in accept and connect
+ * Fix: use printk_once() for wrapper warning messages
+ * Fix: btrfs instrumentation for 4.8 kernel
+ * Fix: update mm_vmscan instrumentation for kernel 4.8
+ * Fix: napi instrumentation for 4.8 kernels
+ * Fix: update block instrumentation to compile on 4.8 kernels
+ * Cleanup: reuse code in accept() and accept4() instrumentation
+ * Add x86-64 override for accept4 syscall
+ * Fix: timer wrapper: support kernels >= 4.8
+ * Performance: split check deliver fast/slow paths
+ * Fix: x86-64 accept instrumentation
+ * Fix: Add support for 4.6.4-rt8 kernel
+ * Fix: update scsi instrumentation for 4.7+ kernels
+ * Fix: Use fs_initcall instead of rootfs_initcall
+ * Fix: Add kernel configuration for lttng clock plugin
+ * Fix: the clock plugin must be initiated before first use of the clock
+ * Fix: tests/Kbuild for older kernels
+ * Cleanup: __dynamic_len_idx set but not used warning
+ * Cleanup: coding style and comments of net.h
+ * net: Add TCP header data to net_* tracepoints
+ * net: Add IPv4/IPv6 header data to net_* tracepoints
+ * Fix: endianness for the container type of enum
+ * enumeration autoincrement: use if/else logic
+ * Cleanup trailing whitespaces
+ * lttng-test probe: test ctf_enum_auto()
+ * Add ctf_enum_auto() for autoincrementing enumeration values
+ * Implement session statedump command
+ * Fix: annotate bytecode interpreter for kernel stack validator
+ * Update version to 2.9.0-pre
+ * 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
+ * select, poll and epoll_wait overrides on ARM 32-bit
+ * 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: portability: no arith on void pointer
+ * Fix: add missing tests/Kbuild
+ * Test clock override plugin
+ * 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
+ * Documentation: document that CONFIG_MODULES not required when builtin
+ * Fix: add missing errno include in random wrapper
+ * Fix: mm_page_alloc_extfrag instrumentation for kernel 3.16.35
+ * Fix: copy_from_user size when limited allocation
+ * Extract the payload of epoll_wait/epoll_pwait
+ * Extract the payload for epoll_ctl
+ * Extract the FDs and flags from poll and ppoll
+ * Extract the FD sets in select and pselect6
+ * Add ctf_integer_bitfield_type
+ * Implement enumeration type
+ * Implement custom field support
+ * Implement variant type
+ * Implement shadow stack for dynamic len
+ * libringbuffer: implement event too big API
+ * Implement structure, compound array/sequence types
+ * Fix: integer endianness metadata generation
+ * Fix: endianness of integers received by filter
+ * 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
+ * Add comment describing ioctl number duplication
+ * 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
+
+2016-03-18 (Awkward Moments Day) LTTng modules 2.8.0-rc1
+ * Bump minor tracer ABI version
+ * Fix: build against out-of-tree kernel build
+ * probes/Kbuild: remove upper level header path
+ * Move leftover relative include paths to system paths
+ * syscall instrumentation: use system headers
+ * tracepoint event instrumentation: use system headers
+ * Use system include path in wrappers
+ * libs: use system include paths
+ * Use system header paths in core implementation files
+ * Use system include paths in root directory headers
+ * Use system include paths in probes
+ * Update gitignore
+ * Use system include paths in lttng-types.h
+ * Use system include paths in lttng-tracepoint-event-impl.h
+ * Use system include path in probes/define_trace.h
+ * Use system include paths in probes/lttng-tracepoint-event-impl.h
+ * Rename probes/lttng-events.h to probes/lttng-tracepoint-event-impl.h
+ * Add makefile directory to include path
+ * Fix: event ctx get size should be after chan ctx
+ * 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: system call tracing for arm-64 compat !CONFIG_UID16
+ * Fix: add struct user_msghdr forward declaration for older kernels
+ * Cleanup: Remove unused lttng-types module
+ * Fix: add missing versions and init call for page_alloc wrapper
+ * Fix: Define lttng-tracer metadata only once
+ * Fix: Add CONFIG_LTTNG to modules_install target
+ * Fix: Use kbuild env instead of a custom var KERNELDIR
+ * Update clock offset comment
+ * clock offset: print negative value in metadata
+ * Fix: handle negative clock offset
+ * Fix: sched instrumentation for 4.1-rt11
+ * Add RT patch version macros
+ * Expect filter context identifiers starting with $ctx.
+ * ARM64: wire up compat system calls
+ * Add support for arm64 syscalls
+ * 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
+ * Kconfig: describe both module and in-kernel compilation options
+ * Add comments and indentation to Makefile
+ * Add support for built-in kernel build
+ * Rename sub makefiles to Kbuild
+ * Cleanup sub makefiles
+ * Make goals configurable with CONFIG_LTTNG
+ * Fix: Use generic raw_irqs_disabled_flags
+ * Fix: Use MAX_RT_PRIO offset in sched_wakeup_template
+ * Fix: update sched instrumentation for kernel 4.4.0
+ * Bump version number for development branch
+ * Fix: interruptible context: reversed logic
+ * Contexts for RT debugging
+ * Fix: instrumentation: v4lv2 missing include
+ * Fix: header size larger than 256 bytes
+ * Instrument x86 page faults
+ * Fix: irq_vectors TRACE_SYSTEM name
+ * Instrument x86_irq_vectors
+ * Fix: tracepoint listing misses last loaded probe
+ * Fix: lttng trace-clock needs to disable preemption
+ * Tracepoint event: add "TP_code_post()"
+ * Implement array and sequence bitfields
+ * Fix: kmem: add mm.h include
+ * Add page frame number (pfn) to kmem page events
+ * Use pfn rather than struct page in ring buffer array
+ * Implement clock plugin support
+ * Command to regenerate the metadata of a session
+ * 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
+ * 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: mm_page_alloc_extfrag instrumentation for kernel 3.18.10
+ * Add stream instance id to the packet header
+ * Add a packet sequence number
+ * 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: allow LTTng to be built within kernel tree
+
+2015-07-15 (Pet Fire Safety Day) 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