Version 2.13.10

[lttng-modules.git] / ChangeLog

2023-06-07 (National VCR Day) LTTng modules 2.13.10
	* Add support for RHEL 9.1
	* Add support for RHEL 9.0
	* fix: kallsyms wrapper on CONFIG_PPC64_ELF_ABI_V1
	* fix: net: add location to trace_consume_skb() (v6.3)
	* fix: btrfs: pass find_free_extent_ctl to allocator tracepoints (v6.3)
	* fix: uuid: Decouple guid_t and uuid_le types and respective macros (v6.3)
	* fix: mm: introduce vma->vm_flags wrapper functions (v6.3)

2023-03-03 (Canadian Bacon Day) LTTng modules 2.13.9
	* fix: jbd2: use the correct print format (v5.4.229)
	* fix: jbd2 upper bound for v5.10.163
	* fix: jbd2: use the correct print format (v5.10.163)
	* fix: btrfs: move accessor helpers into accessors.h (v6.2)

2023-01-13 (National Sticker Day) LTTng modules 2.13.8
	* fix: jbd2: use the correct print format
	* Fix: in_x32_syscall was introduced in v4.7.0
	* Explicitly skip tracing x32 system calls
	* fix: kallsyms wrapper on ppc64el
	* fix: Adjust ranges for RHEL 8.6 kernels
	* fix: kvm-x86 requires CONFIG_KALLSYMS_ALL
	* fix: mm/slab_common: drop kmem_alloc & avoid dereferencing fields when not using (v6.1)

2022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.7
	* Fix: handle integer capture page faults as skip field

2022-09-30 (National Day for Truth and Reconciliation) LTTng modules 2.13.6
	* Fix: bytecode validator: reject specialized load field/context ref instructions
	* Fix: bytecode validator: reject specialized load instructions
	* Fix: honor "user" attribute for array/sequence of user integers
	* wrapper: powerpc64: fix kernel crash caused by do_get_kallsyms
	* Fix: event notification: Remove duplicate event enabled check
	* Fix: event notification capture: validate buffer length
	* Fix: handle capture page faults as skip field
	* Fix: event notification capture error handling
	* Fix: capture_sequence_element_{un,}signed: handle user-space input
	* Fix: notification capture: handle userspace strings
	* Implement lttng_msgpack_write_user_str
	* Fix: bytecode interpreter: LOAD_FIELD: handle user fields
	* Fix: move "user" attribute from field to type
	* Introduce lttng_copy_from_user_check_nofault
	* fix: adjust range v5.10.137 in block probe

2022-08-19 (National Potato Day) LTTng modules 2.13.5
	* Fix: incorrect stub prototypes when CONFIG_HAVE_SYSCALL_TRACEPOINTS=n
	* fix: mm/tracing: add 'accounted' entry into output of allocation tracepoints (v6.0)
	* fix: block: remove bdevname (v6.0)
	* fix: fs/jbd2: Fix the documentation of the jbd2_write_superblock() callers (v6.0)
	* fix: tie compaction probe build to CONFIG_COMPACTION
	* fix: net: skb: introduce kfree_skb_reason() (v5.15.58..v5.16)
	* fix: workqueue: Fix type of cpu in trace event (v5.19)
	* fix: fs: Remove flags parameter from aops->write_begin (v5.19)
	* fix: mm/page_alloc: fix tracepoint mm_page_alloc_zone_locked() (v5.19)

2022-06-03 (National Repeat Day) (National Repeat Day) LTTng modules 2.13.4
	* Fix: event notifier: racy use of last subbuffer record
	* Fix: bytecode interpreter context_get_index() leaves byte order uninitialized
	* fix: 'random' tracepoints removed in stable kernels
	* fix: random: remove unused tracepoints (v5.10, v5.15)
	* fix: sched/tracing: Append prev_state to tp args instead (v5.18)
	* fix: mm: compaction: cleanup the compaction trace events (v5.18)
	* fix: scsi: core: Remove <scsi/scsi_request.h> (v5.18)
	* fix: kprobes: Use rethook for kretprobe if possible (v5.18)
	* fix: random: remove unused tracepoints (v5.18)
	* fix: scsi: block: Remove REQ_OP_WRITE_SAME support (v5.18)
	* fix: block: remove genhd.h (v5.18)
	* fix: sched/tracing: Don't re-read p->state when emitting sched_switch event (v5.18)
	* fix: KVM: x86: Unexport kvm_x86_ops (v5.18)
	* Fix: do not warn on unknown counter ioctl
	* Fix: tracepoint event: allow same provider and event name
	* Fix: compaction migratepages event name

2022-03-25 (National Waffle Day) LTTng modules 2.13.3
	* Document expected ISO8601 time formats in ABI header
	* Fix: lttng ABI: lttng_counter_ioctl() tainted scalar
	* Fix: sample discarded events count before reserve
	* Cleanup: comment alignment in ring buffer config.h

2022-03-07 (National Cereal Day) LTTng modules 2.13.2
	* Fix: incorrect in/out direction for syscall exit
	* fix: net: socket: rename SKB_DROP_REASON_SOCKET_FILTER (v5.17)
	* fix: net: skb: introduce kfree_skb_reason() (v5.17)
	* fix: random: rather than entropy_store abstraction, use global (v5.17)
	* fix: btrfs: pass fs_info to trace_btrfs_transaction_commit (v5.17)
	* fix: mm: compaction: fix the migration stats in trace_mm_compaction_migratepages() (v5.17)
	* fix: block: remove the ->rq_disk field in struct request (v5.17)
	* fix: block: remove GENHD_FL_SUPPRESS_PARTITION_INFO (v5.17)
	* Copyright ownership transfer

2022-01-05 (National Bird Day) LTTng modules 2.13.1
	* fix: mm: move kvmalloc-related functions to slab.h (v5.16)
	* fix: block: don't call blk_status_to_errno in blk_update_request (v5.16)
	* fix: KVM: MMU: change tracepoints arguments to kvm_page_fault (v5.16)
	* fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
	* fix: isystem: delete global -isystem compile option (v5.16)
	* fix: block: move block-related definitions out of fs.h (v5.16)
	* Fix: syscall tracing: missing trigger actions
	* Warn on event registration/unregistration failure
	* fix: implicit-int error in EXPORT_SYMBOL_GPL
	* fix: Revert "Makefile: Enable -Wimplicit-fallthrough for Clang" (v5.15)
	* fix: cpu/hotplug: Remove deprecated CPU-hotplug functions. (v5.15)

2021-08-02 (Ice Cream Sandwich Day) LTTng modules 2.13.0
	* No change

2021-07-16 (World Snake Day) LTTng modules 2.13.0-rc3
	* fix: sched: Change task_struct::state (v5.14)
	* fix: btrfs: pass btrfs_inode to btrfs_writepage_endio_finish_ordered() (v5.14)
	* fix: adjust ranges for RHEL 8.4

2021-05-14 (National Dance Like a Chicken Day) LTTng modules 2.13.0-rc2
	* fix: adjust ranges for RHEL 8.2 and 8.3
	* Disable x86 error code bitwise enum in default build
	* Disable mmap bitwise enum in default build
	* Disable block rwbs bitwise enum in default build
	* Disable sched_switch bitwise enum in default build
	* Disable open[at] bitwise enum in default build
	* Disable fcntl bitwise enum in default build
	* Disable clone bitwise enum in default build
	* Add experimental bitwise enum config option
	* Add defaults to Kconfig options
	* Cleanup: remove unused EXTCFLAGS from Makefile
	* Sync `show_inode_state()` macro with upstream stable kernels
	* Update .gitreview for stable-2.13
	* Sync `show_inode_state()` macro with Ubuntu 4.15 kernel
	* fix: block: remove disk_part_iter (v5.12)
	* Cleanup: lib ring buffer: rename pagecpy local variable
	* Cleanup: clarify strcpy/strcpy_from_user local variables
	* Implement ring buffer Pascal string copy
	* Move alignment into event write callback
	* Cleanup: disable page fault after access_ok
	* Fix: increment buffer offset when failing to copy from user-space
	* Fix: add missing #include for 3.8 kernel
	* Fix: builtin script referring to old directories
	* events.h API const-ness
	* Rename struct lib_ring_buffer* to struct lttng_kernel_ring_buffer*
	* Rename struct channel to struct lttng_kernel_ring_buffer_channel
	* Refactoring: struct lttng_channel
	* Fix: missing #include for 3.8 kernel
	* Introduce struct lttng_kernel_tracepoint_class, enum probe_desc field
	* Set probe descriptor field in event descriptor
	* Split syscall tracepoint generation in their own files
	* Include `linux/in{,6}.h` closer to where it's used
	* Group all syscall enums in one compile unit
	* Include `linux/mman.h` for mmap flag enum
	* Add `struct trace_syscall_table`
	* Define `static_assert()` when not defined by kernel
	* Move event hash tables to private header
	* Move forward declarations to private header
	* Move lttng_syscall_filter forward declaration to private header
	* Split ID tracker into public/private structures
	* Move id tracker hash node to private header
	* Split struct lttng_session into public/private structures
	* Move struct lttng_metadata_stream to private header
	* Move event notifier and counter structures to private header
	* Rename struct lib_ring_buffer_ctx to struct lttng_kernel_ring_buffer_ctx
	* Refactoring: struct lttng_kernel_channel_buffer_ops
	* Rename lttng_probe_{,un}register to lttng_kernel_probe_{,un}register
	* Move metadata cache structure to internal header
	* Move internal APIs to internal header
	* Move kprobes, uprobes, kretprobes, syscall structures to internal header
	* Move kprobe, kretprobe, uprobe APIs to internal header
	* Remove unused TRACEPOINT_HAS_DATA_ARG
	* Move enabler APIs to internal header
	* Move bytecode structures to internal header
	* Remove include of internal header from tracepoint-event-impl.h
	* Rename struct lttng_probe_ctx to struct lttng_kernel_probe_ctx
	* Rename struct lttng_bytecode_runtime to struct lttng_kernel_bytecode_runtime
	* Rename struct lttng_bytecode_node to struct lttng_kernel_bytecode_node
	* Move context structures and API to internal header
	* Move enabler structures to internal header
	* Makefile: add .o wildcard target
	* Fix: Makefile: generation of specific .i file not working
	* Fix: refactor preemptible context
	* Refactoring: context callbacks
	* Remove event id parameter from event_reserve callback
	* Refactoring: ring buffer context
	* sequence and variant types: use previous field for length/tag if NULL

2021-04-23 (National Take a Chance (on me ?) Day) LTTng modules 2.13.0-rc1
	* Set the 2.13 release codename and description
	* Fix: LTTng-modules ABI ioctl wrong direction
	* Refactoring: bytecode interpreter
	* Move probe_ctx argument to align with lttng-ust
	* Combine event notifier and recorder enable/disable functions
	* Refactoring: combine probe callbacks
	* Combine event recorder and notifier destroy
	* Refactoring: event structures
	* lttng-probes: Warn of event's and provider's name for mismatch
	* fix: mm, tracing: kfree event name mismatching with provider kmem (v5.12)
	* fix: refactor contexts for type description structures
	* fix: remove 'src/' from modules install path
	* fix: Adjust ranges for Ubuntu 5.4.0-67 kernel
	* fix: block: add a disk_uevent helper (v5.12)
	* Fix: perf counters: uninitialized field
	* Cleanup: implement dedicated file operations for events and enablers
	* Namespace LTTng modules ABI with lttng_kernel_abi_ prefix
	* Refactoring: type description structures
	* Prefix lttng_enum_desc with lttng_kernel_
	* Prefix lttng_enum_value and lttng_enum_entry with lttng_kernel_
	* Introduce internal event header
	* Cleanup: namespace string encoding
	* Cleanup: Rename abstract types to lttng_kernel_type
	* Cleanup: event_notifier -> notify in comments
	* Fix: event notifier: add missing parameters validation
	* msgpack: use KERNEL namespace for header protection
	* Cleanup: lttng_abi_create_event{,_notifier}: use switch/case rather than if
	* Add entryexit field to kretprobes ABI
	* Add missing fallthrough comments
	* No-op instrumentation is unsupported, cleanup fallthrough comments
	* kretprobes: rename "return" to "exit"
	* compiler warning cleanup: is_signed_type: compare -1 to 1
	* Fix: bytecode linker: validate event and field array/sequence encoding
	* Fix: racy notifier captures update vs traversal
	* Fix: kretprobe: null ptr deref on session destroy
	* Fix: bytecode linker: iteration on wrong list head
	* counters: add coalesce_hits to ABI
	* fix: mm, tracing: record slab name for kmem_cache_free() (v5.12)
	* Fix: filter interpreter early-exits on uninitialized value
	* Fix: memory leaks on event notifier destroy
	* Fix: memory leaks on event destroy
	* fix: Adjust ranges for Ubuntu 5.8.0-44 kernel
	* Fix: do not use bdi_unknown_name symbol
	* fix: memcg: fix a crash in wb_workfn when a device disappears (5.6)
	* Fix: writeback: out-of-bound reads
	* fix: Add one digit to RHEL major release version
	* fix: Add one digit to SLES minor release version
	* fix: RT_PATCH_VERSION is close to overflow
	* fix: cast LTTNG_KERNEL_VERSION/LTTNG_LINUX_VERSION_CODE to uint64_t
	* fix: double defined LTTNG_KERNEL_VERSION
	* fix: UTS_UBUNTU_RELEASE_ABI is close to overflow
	* fix: sublevel version overflow in LINUX_VERSION_CODE
	* Namespace kernel version macros
	* aarch64: blacklist gcc prior to 5.1
	* fix: missing include for 'task_struct' in fdtable.h
	* Fix: counter-api: always inline counter add function
	* fix: genirq: Restrict export of irq_to_desc() (v5.11)
	* fix: block: merge struct block_device and struct hd_struct (v5.11)
	* fix: kprobes: Remove kretprobe hash (v5.11)
	* fix: file: Rename fcheck lookup_fd_rcu (v5.11)
	* fix: block: remove the request_queue argument to the block_bio_remap tracepoint (v5.11)
	* fix: block: remove the request_queue argument to the block_split tracepoint (v5.11)
	* fix: block: simplify and extend the block_bio_merge tracepoint class (v5.11)
	* fix: block: remove the request_queue to argument request based tracepoints (v5.11)
	* fix: remove floating-point arguments in msgpack
	* abi: use 0, 1 for counter enumerations
	* Cleanup: use tabs in abi.h
	* Bump LTTNG_MODULES_ABI_MINOR_VERSION to 6
	* Fix: handle default switch case with -EINVAL in lttng-syscalls
	* fix: use wrapper for hlist_for_each_entry_rcu
	* fix: asm/barrier.h was introduced in v3.4
	* Fix: handle default switch case with -EINVAL in __lttng_counter_add
	* Introduce lttng smp_store_release smp_load_acquire wrappers
	* fix: include byteorder.h for 'cpu_to_*'
	* Fix: notifier: use store-release/load-acquire for error counter
	* Fix: event-notifier: Groups may not have an error counter
	* Bump LTTNG_KERNEL_EVENT_NOTIFIER_PADDING to 32 bytes
	* Fix: remove dead code in msgpack.c
	* Fix: counter: cast UINT*_MAX to 64-bit signed type before negative
	* Fix: include limits.h wrapper from libcounter
	* Fix: include kernel.h in wrapper/limits.h
	* Introduce limits wrapper
	* Introduce lazy system call event creation
	* Implement event notifier error counter
	* Implement lib counter
	* capture: Replace FIXME by explanation of the limit
	* Implement capturing payload on event notifier
	* Fix: comment related to filter bytecode list
	* Fix: use vmalloc for filter bytecode allocation
	* Implement enum and sequence capture serialization functions
	* bytecode: Add `OBJECT_TYPE_{UN,}SIGNED_ENUM` type
	* Generalize `lttng_enabler_link_bytecode()` bytecode list
	* Cleanup: rename `_lttng_filter_link_bytecode()` -> `link_bytecode()`
	* Add `interpreter_funcs` to `lttng_bytecode_runtime`
	* bytecode: rename `lttng_filter_sync_state()` -> `lttng_bytecode_filter_sync_state()`
	* Rename filter bytecode types and files
	* bytecode: generalize `struct lttng_filter_bytecode_node`
	* Add msgpack implementation for serializing captures
	* bytecode: allow interpreter to return any type
	* bytecode: propagate `rev_bo` of element
	* bytecode: set register type to `REG_PTR` even if not used
	* Add `lttng_bytecode_interpret_format_output()` for top of stack extraction
	* bytecode: add `REG_U64` interpreter register type
	* Fix: filter validator: refuse string and star glob input to bitwise operation
	* Fix: bytecode: Validate register type for instructions expecting unknown type
	* Cleanup: Rename filter functions/fields to mention "filter"
	* Implement event notifiers for syscalls
	* Fix: syscalls: address of statically allocated element never null
	* Rename LTTNG_SYSCALL_MATCH_ -> LTTNG_KERNEL_SYSCALL_MATCH_
	* Allow LTTNG_KERNEL_SYSCALL_{ENTRY, EXIT}
	* syscalls: extract `lttng_syscall_filter_enable()` for reuse
	* Cleanup: syscall: remove unused `syscall_name` field
	* fix: adjust version range for trace_find_free_extent()
	* Improve the release script
	* Add release maintainer script
	* fix: include order for older kernels
	* fix: tracepoint: Optimize using static_call() (v5.10)
	* fix: KVM: x86/mmu: Return unique RET_PF_* values if the fault was fixed (v5.10)
	* fix: kvm: x86/mmu: Add TDP MMU PF handler (v5.10)
	* fix: KVM: x86: Add intr/vectoring info and error code to kvm_exit tracepoint (v5.10)
	* fix: ext4: fast commit recovery path (v5.10)
	* fix: btrfs: make ordered extent tracepoint take btrfs_inode (v5.10)
	* fix: btrfs: tracepoints: output proper root owner for trace_find_free_extent() (v5.10)
	* fix: objtool: Rename frame.h -> objtool.h (v5.10)
	* Revert "Implement event notifiers for syscalls"
	* Fix: ressource leak in id tracker
	* Implement event notifiers for syscalls
	* lttng-syscalls.c: extract function calling actual probe
	* Namespace syscall code relating to events
	* Implement event notifiers for uprobes
	* Namespace uprobe functions relating to events
	* doc: event notifier on kretprobe is not supported
	* Implement event notifiers for kprobes
	* Namespace kprobe functions relating to events
	* Implement event notifiers for tracepoints
	* Implement event notifier probes
	* Fix: event notifier: adapt read iterator state to poll expectations
	* Fix: event-notifier: do not flush packet if it only contains subbuf header
	* Implement lttng_event_notifier_group_notif_fops read, poll, open, release ABI
	* Implement event notifier send notification
	* Add event notifier and event notifier enabler
	* Implement event notifier group create
	* Add token to `struct lttng_kernel_event`
	* lttng-events: move lttng_transport_find earlier in source file
	* lib ring buffer: move subbuffer_consume_record into LTTNG_RING_BUFFER_COUNT_EVENTS ifdef
	* lib ring buffer iterator: introduce lib_ring_buffer_put_current_record
	* Introduce event notifier lib ring buffer client
	* lttng_abi_create_stream_fd: expect fd name as parameter
	* LTTng ring buffer clients: expect void pointer as private data to create channel
	* lib ring buffer: use irq_work for wakeup by writer
	* Rename `lttng_event_{get,put}()` to `lttng_event_desc_{get,put}()`
	* Cleanup: extract function to borrow hashlist bucket
	* Decouple `struct lttng_event` from filter code
	* Rename `lttng_create_*_if_missing()` in anticipation of event notifiers
	* Extract event enabler fields to specialized struct
	* Docs: explain why unused `lttng_enabler::ctx` is kept around
	* Rename `enum lttng_enabler_type` to `_format_type`
	* Test: add signed value and enum for testings of event notifier capture
	* Cleanup: remove usage of enum in ABI structures
	* Fix: type mismatch in clone instrumentation
	* syscalls: Make clone()'s `flags` field a 2 enum struct.
	* fix: strncpy equals destination size warning
	* Set version to 2.13-pre
	* Cleanup: lttng-syscalls: silence warning about uninitialized bitmap variable
	* Add 'kernel_read' wrapper for kernels < v4.14
	* fix: Use 'kernel_read' to read from procfs
	* fix: don't allow userspace copy to read kernel memory
	* fix: Add a 1MB limit to lttng_strlen_user_inatomic
	* fix: Adjust ranges for Ubuntu 4.15.0-119 kernel
	* fix: Adjust ranges for Ubuntu HWE 5.0 kernels
	* Fix: system call filter table
	* fix: version ranges for ext4_discard_preallocations and writeback_queue_io
	* fix: writeback: Fix sync livelock due to b_dirty_time processing (v5.9)
	* fix: writeback: Drop I_DIRTY_TIME_EXPIRE (v5.9)
	* fix: removal of [smp_]read_barrier_depends (v5.9)
	* fix: ext4: indicate via a block bitmap read is prefetched… (v5.9)
	* fix: ext4: limit the length of per-inode prealloc list (v5.9)
	* fix: KVM: x86/mmu: Make kvm_mmu_page definition and accessor internal-only (v5.9)
	* fix: Move mmutrace.h into the mmu/ sub-directory (v5.9)
	* Namespace all logging statements
	* Kconfig: fix dependency issue when building in-tree without CONFIG_FTRACE
	* Fix: mmap enum flags build failures
	* syscalls: Make mmap()'s fields `prot` and `flags` enums
	* x86: add error code enum to pagefault tracepoints
	* Fix: TAINT_UNSAFE_SMP renamed to TAINT_CPU_OUT_OF_SPEC in v3.15
	* module_load: change `taints` field to `ctf_enum`
	* Fix: Lock metadata cache on session destroy
	* Fix: metadata stream leak, missing list removal and locking
	* Fix: coherent state not changed atomically with metadata written
	* fix: include module.h for EXPORT_SYMBOL_GPL
	* fix: __lttng_vmalloc_node_range const caller introduced in v3.6
	* fix: version range for overflow_callback
	* fix: global_dirty_limit was introduced in v3.1
	* fix: wrapper_uprobe_unregister is a void function
	* fix: prior to v4.0, __vmalloc_node_range had no vm_flags param
	* fix: vmalloc on v5.8 without KALLSYMS
	* Detect missing symbols used with kallsyms_lookup at compile time
	* Add time namespace context
	* Use exported symbol bdevname() instead of disk_name()
	* Add git-review config
	* fix: mm: remove vmalloc_sync_(un)mappings() (v5.8)
	* Update design document
	* Add lttng-modules design document
	* Fix: callstack: initialize nested sequence length field name
	* Fix: callstack: NULL pointer dereference: length field also need fdata
	* Fix: callstack context memory corruption
	* fix: mm/writeback: discard NR_UNSTABLE_NFS, use NR_WRITEBACK (v5.8)
	* fix: block: remove the error argument to the block_bio_complete (v5.8)
	* fix: pipe_buf_operations rework (v5.8)
	* Fix: syscalls: Ignore fcntl cmd specific to 32-bit in 64-bit only config
	* Fix: Implement RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK
	* fix: vmalloc_sync_mappings was backported to v5.5.12
	* Update: Additional kernel ranges for vmalloc_sync_mappings
	* Update: Use vmalloc_sync_mappings for stable kernels
	* Fix: Use vmalloc_sync_mappings on kernel 5.6 as well
	* Cleanup: remove unsupported `ctf_float()` macros
	* Cleanup: have interpreter functions return _DISCARD instead of 0
	* Cleanup: bytecode: typo: "s16" -> "u16"
	* Cleanup: Rename patches.i to patches.h
	* Cleanup: Move all source files to src/
	* Cleanup: Move patches.i to include/generated/
	* Cleanup: Move lttng-modules instrumentation headers
	* Cleanup: Remove toplevel directory from include search path
	* Cleanup: Move blacklist/ headers to include/blacklist/
	* Cleanup: Move wrapper/ headers to include/wrapper/
	* Cleanup: Move instrumentation/ headers to include/instrumentation/
	* Cleanup: Remove deprecated TODO file
	* fix: add missing guid_t type to wrapper
	* Fix: missing wrapper rename to wrapper_vmalloc_sync_mappings
	* Cleanup: Move headers from toplevel to include/lttng/
	* Cleanup: Move headers from probes/ to include/lttng/
	* Cleanup: Move headers from lib/ to include/lttng/
	* Cleanup: Move lib/ringbuffer/ headers to include/ringbuffer/
	* Fix: wrapper random documentation
	* Update for kernel 5.7: use vmalloc_sync_mappings on kernels >= 5.7
	* Unbreak LTTng for kernel 5.7
	* Move lttng wrappers into own module
	* Introduce lttng_guid_gen wrapper for kernels >= 5.7.0
	* instrumentation: update x86 kvm instrumentation for kernel >= 5.7.0
	* instrumentation: update mm_vmscan for kernel >= 5.7.0
	* filter: bytecode already in the list should go before
	* tracepoint: Refactor representation of nested types
	* wrapper/compiler.h: Implement __LTTNG_COMPOUND_LITERAL
	* Update to SPDX v3.0 identifiers
	* fix: uaccess wrapper for CentOS >= 4.18.0-147
	* fix: ext4 instrumentation for CentOS >= 4.18.0-147
	* fix: signal instrumentation for CentOS >= 4.18.0-147
	* fix: kvm instrumentation for CentOS >= 4.18.0-147
	* fix: rcu instrumentation for CentOS >= 4.18.0-80
	* Fix: update kvm instrumentation for Ubuntu 5.3.0-45
	* Fix: update kvm instrumentation for Ubuntu 5.3.0-43
	* Fix: fcntl enum: only emit F_GETOWNER_UIDS for kernels >= 3.6
	* syscalls: Make the cmd field of fcntl an enum
	* syscalls: Make the flags and mode fields of open[at] enumerations
	* Fix: update kvm instrumentation for Ubuntu 4.15.0-92
	* Record event as soon as one filter evaluates to TRUE
	* Add UDP and ICMP packet header information to the tracepoint
	* statedump: introduce file_table_address
	* Remove kernel version from syscall headers name
	* Add script to automate the syscall extraction process
	* Update lttng-syscalls-extractor for v5.6.0
	* Add a Makefile for the lttng-syscalls-extractor module
	* Cleanup: Syscall headers scripts shellcheck warnings
	* Remove lttng-ftrace integration
	* Remove dependency on kallsyms for splice_to_pipe (kernel 4.2+)
	* Remove dependency on kallsyms for irq_to_desc (kernel 3.4+)
	* Remove work-around for signed tracepoint module tainting (kernel 3.15+)
	* Change integer base to hex for fields representing addresses
	* Fix: rcu: Fix data-race due to atomic_t copy-by-value (5.5.6, 5.4.22)
	* fix: y2038: hide timeval/timespec/itimerval/itimerspec types (v5.6)
	* fix: use timespec64 on kernels that have it
	* fix: move lttng_close_on_exec to proper wrapper
	* fix: 'struct timex' removed upstream (v5.6)
	* Fix: statedump: consistently check task_cred_xxx() return value for NULL
	* Fix: statedump: check task_active_pid_ns return value for NULL
	* Fix: lttng-events.c: variable may be used uninitialized
	* Cleanup: remove trailing white spaces across project
	* sched: Make the sched_switch task state an enum
	* block: Make the rwbs field as a bit field enum
	* fix: workqueue: add worker function to workqueue_execute_end tracepoint (v5.6)
	* fix: media: v4l2: abstract timeval handling in v4l2_buffer (v5.6)
	* fix: rcu: Remove kfree_rcu() special casing and lazy-callback (v5.6)
	* fix: rcu: Fix data-race due to atomic_t copy-by-value (v5.6)
	* fix: btrfs: make btrfs_ordered_extent naming consistent (v5.6)
	* fix: KVM: x86: Use gpa_t for cr2/gpa to fix TDP support on 32-bit (v5.6)
	* fix: proc: decouple proc from VFS with "struct proc_ops" (v5.6)

2020-02-05 (National Weatherperson's Day) LTTng modules 2.12.0-rc1
	* Fix: lttng-syscalls.c: marking wrong syscall probe as unregistered
	* Version 2.12.0-pre
	* Bump LTTNG_MODULES_ABI_MINOR_VERSION to 5
	* fix: use user ns wrapper code in new id trackers
	* fix: function prototype in wrapper/mm.h
	* ID tracker: implement vpid/uid/vuid/gid/vgid trackers
	* lttng-abi: Document ioctl numbers reserved by lttng-abi-old.h
	* lttng-clear: stop tracing required
	* sunrpc: introduce lttng_get_clid helper
	* Fix: sunrpc: use signed integer for client id
	* Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued tracepoint
	* Fix: SUNRPC: Fix oops when trace sunrpc_task events in nfs client
	* fix: ext4: Reserve revoke credits for freed blocks (v5.5)
	* fix: btrfs: tracepoints: constify all pointers (v5.5)
	* fix: btrfs block group struct refactor (v5.5)
	* fix: y2038: itimer: change implementation to timespec64 (v5.5)
	* Update .gitignore from upstream
	* Add missing include for kernels between 3.8 and 3.15
	* Fix: LTTNG_KERNEL_ADD_CALLSITE: Handle unknown event type
	* net: Add entry/exit tracepoints for all receive paths
	* statedump: Add thread ID (tid) to interrupt
	* metadata: Add the product uuid to the 'env' section
	* Cleanup: statedump process state event pid namespace fields
	* Add namespaces statedump
	* Add uid/gid contexts
	* Add namespace contexts
	* README.md: Document LTTNG_TRACEPOINT_EVENT
	* README.md: cleanup formatting for bullet lists
	* Fix: btrfs: move basic block_group definitions to their own header (v5.4)
	* Cleanup: Silence gcc fall-through warning
	* Fix: update sched prev_state instrumentation for upstream kernel
	* Fix: gcc-9.1 stack frame size warning
	* Implement ring buffer clear
	* Make bitfield.h C++-friendly
	* Introduce LTTNG_KERNEL_SESSION_SET_CREATION_TIME
	* Add metadata env fields
	* Introduce LTTNG_KERNEL_SESSION_SET_NAME
	* Fix: do not use diagnostic pragma when GCC version is lower than 4.6.0
	* Fix: missing define when not building with gcc
	* Fix: lttng-tracepoint module notifier should return NOTIFY_OK
	* Fix: Don't print ring-buffer's records count when it is not used
	* Fix: do not set quiescent state on channel destroy
	* Fix: ring_buffer_frontend.c: init read timer with uninitialized flags
	* Introduce callstack stackwalk implementation header
	* Prepare callstack common code for stackwalk
	* Introduce callstack legacy implementation header
	* fix: random: only read from /dev/random after its pool has received 128 bits (v5.2)
	* fix: mm: move recent_rotated pages calculation to shrink_inactive_list() (v5.2)
	* fix: mm/vmscan: simplify trace_reclaim_flags and trace_shrink_flags (v5.2)
	* fix: mm/vmscan: drop may_writepage and classzone_idx from direct reclaim begin template (v5.2)
	* fix: timer/trace: Improve timer tracing (v5.2)
	* Cleanup: bitfields: streamline use of underscores
	* Silence compiler "always false comparison" warning
	* Fix: bitfield: shift undefined/implementation defined behaviors
	* Fix: timestamp_end field should include all events within sub-buffer
	* Fix: Remove start and number from syscall_get_arguments() args (v5.1)
	* lttng abi documentation: clarify getter usage requirements
	* Fix: don't access packet header for stream_id and stream_instance_id getters
	* Fix: atomic_long_add_unless() returns a boolean
	* Fix: Revert "KVM: MMU: show mmu_valid_gen..." (v5.1)
	* Fix: pipe: stop using ->can_merge (v5.1)
	* Fix: rcu: Remove wrapper definitions for obsolete RCU... (v5.1)
	* Fix: mm: create the new vm_fault_t type (v5.1)
	* Fix: extra-version-git.sh redirect stderr to /dev/null
	* Move timekeeping blacklisting to a header file
	* Blacklist: kprobe for arm
	* Cleanup: tp mempool: Remove logically dead code
	* Fix: btrfs: Remove fsid/metadata_fsid fields from btrfs_info
	* Fix: SUNRPC: Simplify defining common RPC trace events (v5.0)
	* Fix: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
	* Fix: Remove 'type' argument from access_ok() function (v5.0)
	* Fix: timer instrumentation for RHEL 7.6
	* Add missing SPDX license identifiers to uprobes
	* Drop support for kernels < 3.0 from Makefiles
	* Drop support for kernels < 3.0 from writeback instrumentation
	* Drop support for kernels < 3.0 from workqueue instrumentation
	* Drop support for kernels < 3.0 from skb instrumentation
	* Drop support for kernels < 3.0 from scsi instrumentation
	* Drop support for kernels < 3.0 from sched instrumentation
	* Drop support for kernels < 3.0 from power instrumentation
	* Drop support for kernels < 3.0 from net instrumentation
	* Drop support for kernels < 3.0 from module instrumentation
	* Drop support for kernels < 3.0 from mm_vmscan instrumentation
	* Drop support for kernels < 3.0 from lock instrumentation
	* Drop support for kernels < 3.0 from kvm instrumentation
	* Drop support for kernels < 3.0 from kmem instrumentation
	* Drop support for kernels < 3.0 from jbd2 instrumentation
	* Drop support for kernels < 3.0 from irq instrumentation
	* Drop support for kernels < 3.0 from ext4 instrumentation
	* Drop support for kernels < 3.0 from block instrumentation
	* Drop support for kernels < 3.0 from lttng-statedump-impl.c
	* Drop support for kernels < 3.0 from lttng-kernel-version.h
	* Drop support for kernels < 3.0 from lttng-events.h
	* Drop support for kernels < 3.0 from lib
	* Drop spinlock.h wrapper
	* Drop kstrtox.h wrapper
	* Drop uuid.h wrapper
	* Drop vzalloc.h wrapper
	* Drop support for kernels < 3.0 from tracepoint.h wrapper
	* Drop support for kernels < 3.0 from perf.h wrapper
	* Drop support for kernels < 3.0 from atomic.h wrapper
	* Drop compat patches for kernels < 2.6.36
	* Bump minimum kernel version to 3.0
	* Fix: ext4: adjust reserved cluster count when removing extents (v4.20)
	* Fix: signal: Remove SEND_SIG_FORCED (v4.20)
	* Fix: signal: Distinguish between kernel_siginfo and siginfo (v4.20)
	* statedump cpu topology: introduce LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
	* CPU topology statedump on x86
	* Fix: update kvm instrumentation for SLES12 SP2 LTSS >= 4.4.121-92.92
	* Fix: Add missing const to lttng_tracepoint_ptr_deref prototype
	* Fix: adapt to kernel relative references
	* Fix: sync event enablers before choosing header type
	* Fix: implicit declarations caused by buffer size checks.
	* Prevent allocation of buffers if exceeding available memory
	* Fix: btrfs instrumentation namespacing
	* Fix: Convert rcu tracepointis to gp_seq (v4.19)
	* Fix: tracing: Centralize preemptirq tracepoints (4.19)
	* Fix: net: expose sk wmem in sock_exceed_buf_limit tracepoint (4.19)
	* Fix: access migrate_disable field directly
	* Fix: out of memory error handling
	* Fix: uprobes: missing break in lttng_event_ioctl()
	* Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
	* Fix: instruction pointer has different names across arch
	* Fix: build failures when CONFIG_UPROBES is absent
	* uprobe: Support multiple call sites for the same uprobe event
	* uprobe: Receive file descriptor from session instead of path to file
	* uprobe: Mark uprobe event as registered
	* Add uprobes support
	* Fix: adjust SLE version ranges to build with SP2 and SP3
	* Fix: Allow alphanumeric characters in SLE version
	* Fix: Adjust range for SuSE 4.4.103-92 kernels
	* Cleanup: move to kernel style SPDX license identifiers
	* Cleanup: move scripts to subdirectory
	* Cleanup: modinfo keys
	* Add extra version information framework
	* Revert "Add btrfs file item tracepoints"
	* Fix: btrfs: Remove unnecessary fs_info parameter
	* Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
	* Fix: asoc: Remove snd_soc_cache_sync() implementation
	* Fix: asoc: fix printing jack name
	* Fix: asoc: Consolidate path trace events
	* Fix: ASoC level IO tracing removed upstream
	* Enable userspace callstack contexts only on x86
	* Prevent re-entrancy in callstack-user context
	* Callstack context: bump number of entries to 128
	* Fix: callstack context alignment calculation
	* Cleanup callstack context
	* Fix callstack context: write empty sequence if no stack trace
	* Fix: callstack context: false-sharing, bad memory size allocation
	* callstack context: use delimiter when stack is incomplete
	* Cleanup callstack context
	* Add kernel and user callstack contexts
	* Assign CPU id before saving the context size
	* Define max nesting count constant
	* Compute variable sized context length
	* Pass arguments for context size computation
	* Add 9p probe
	* Update delayed ref tracepoints for v3.12
	* Add btrfs file item tracepoints
	* Add btrfs tracepoint for em's EEXIST case
	* Fix: dyntick field added to trace_rcu_dyntick in v4.16
	* Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
	* Fix: lttng filter validator ERANGE error handling
	* Fix: filter interpreter: use LTTNG_SIZE_MAX
	* Filter: add FILTER_OP_RETURN_S64 instruction
	* Perform bitwise ops on unsigned types
	* Filter: catch shift undefined behavior
	* Filter: add lshift, rshift, bit not ops
	* Filter: index array, sequences, implement bitwise binary operators
	* Fix: pid tracker should track "pgid" for noargs probes
	* lttng-tp-mempool: perform node-local allocation
	* Fix: update RCU instrumentation for 4.17
	* Fix: sunrpc instrumentation for 4.17
	* Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
	* Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
	* Update: kvm instrumentation for ubuntu 4.13.0-38
	* Fix: update kvm instrumentation for Ubuntu 3.13.0-144
	* Fix: btrfs instrumentation namespacing
	* Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
	* Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
	* Fix: update kvm instrumentation for 4.1.50+
	* Use the memory pool instead of kmalloc
	* Create a memory pool for temporary tracepoint probes storage
	* Fix: use proper pid_ns in the process statedump
	* Fix: add variable quoting to shell scripts
	* Update: kvm instrumentation for fedora 4.14.13-300
	* Fix: Add Fedora version macros
	* Add preemptirq instrumentation
	* Clean-up: fix stale #endif comments
	* Command to dump the metadata cache again
	* Add a new /dev/lttng-logger interface
	* Fix: update btrfs instrumentation for SuSE 4.4.114-92
	* Fix: update block instrumentation for SuSE 4.4.114-92
	* Fix: update rcu instrumentation for v4.16
	* Fix: update vmscan instrumentation for v4.16
	* Fix: update timer instrumentation on 4.16 and 4.14-rt
	* Update kvm instrumentation for debian kernel 4.14.0-3
	* Fix: network instrumentation protocol enum
	* Fix: update btrfs instrumentation for SuSE 4.4.103-6
	* Fix: update block instrumentation for SuSE 4.4.73-5
	* Fix: global_dirty_limit for kernel v4.2 and up
	* Fix: network instrumentation handling of corrupted TCP headers
	* Fix: add missing uaccess.h include from kstrtox.h wrapper
	* Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
	* Fix: btrfs_delayed_ref_head was unwired since v3.12
	* Update kvm instrumentation for debian kernel 4.9.65-3
	* Fix: debian kernel version parsing
	* Fix: block instrumentation 4.14+ NULL pointer dereference
	* Update: kvm instrumentation for 3.16.52 and 3.2.97
	* Fix: kvm instrumentation for 4.15
	* Update sock instrumentation for 4.15
	* Update kvm instrumentation for 4.15
	* Fix: ACCESS_ONCE() removed in kernel 4.15
	* Fix: sched instrumentation on stable RT kernels
	* timer API transition for kernel 4.15
	* Fix: Don't nest get online cpus
	* Fix: lttng_channel_syscall_mask() bool use in bitfield
	* Fix: update kmem instrumentation for kernel 4.15
	* Fix: lttng_kvmalloc helper NULL pointer OOPS

2018-09-05 (Be Late for Something Day) LTTng modules 2.11.0-rc1
	* Fix: uprobes: missing break in lttng_event_ioctl()
	* Fix: ACCESS_ONCE was removed in 4.15, use READ_ONCE instead
	* Fix: instruction pointer has different names across arch
	* Fix: build failures when CONFIG_UPROBES is absent
	* uprobe: Support multiple call sites for the same uprobe event
	* uprobe: Receive file descriptor from session instead of path to file
	* uprobe: Mark uprobe event as registered
	* Add uprobes support
	* Fix: adjust SLE version ranges to build with SP2 and SP3
	* Fix: Allow alphanumeric characters in SLE version
	* Fix: Adjust range for SuSE 4.4.103-92 kernels
	* Cleanup: move to kernel style SPDX license identifiers
	* Cleanup: move scripts to subdirectory
	* Cleanup: modinfo keys
	* Add extra version information framework
	* Revert "Add btrfs file item tracepoints"
	* Fix: btrfs: Remove unnecessary fs_info parameter
	* Fix: btrfs: use fs_info for btrfs_handle_em_exist tracepoint
	* Fix: asoc: Remove snd_soc_cache_sync() implementation
	* Fix: asoc: fix printing jack name
	* Fix: asoc: Consolidate path trace events
	* Fix: ASoC level IO tracing removed upstream
	* Enable userspace callstack contexts only on x86
	* Prevent re-entrancy in callstack-user context
	* Callstack context: bump number of entries to 128
	* Fix: callstack context alignment calculation
	* Cleanup callstack context
	* Fix callstack context: write empty sequence if no stack trace
	* Fix: callstack context: false-sharing, bad memory size allocation
	* callstack context: use delimiter when stack is incomplete
	* Cleanup callstack context
	* Add kernel and user callstack contexts
	* Assign CPU id before saving the context size
	* Define max nesting count constant
	* Compute variable sized context length
	* Pass arguments for context size computation
	* Add 9p probe
	* Update delayed ref tracepoints for v3.12
	* Add btrfs file item tracepoints
	* Add btrfs tracepoint for em's EEXIST case
	* Fix: dyntick field added to trace_rcu_dyntick in v4.16
	* Fix: BUILD_BUG_ON with compile time constant on < v2.6.38
	* Fix: lttng filter validator ERANGE error handling
	* Fix: filter interpreter: use LTTNG_SIZE_MAX
	* Filter: add FILTER_OP_RETURN_S64 instruction
	* Perform bitwise ops on unsigned types
	* Filter: catch shift undefined behavior
	* Filter: add lshift, rshift, bit not ops
	* Filter: index array, sequences, implement bitwise binary operators
	* Fix: pid tracker should track "pgid" for noargs probes
	* lttng-tp-mempool: perform node-local allocation
	* Fix: update RCU instrumentation for 4.17
	* Fix: sunrpc instrumentation for 4.17
	* Fix: use struct reclaim_stat in mm_vmscan_lru_shrink_inactive for 4.17
	* Fix: Add gfp_flags arg to mm_vmscan_kswapd_wake for 4.17
	* Update: kvm instrumentation for ubuntu 4.13.0-38
	* Fix: update kvm instrumentation for Ubuntu 3.13.0-144
	* Fix: btrfs instrumentation namespacing
	* Cleanup: comment about CONFIG_HOTPLUG_CPU ifdef
	* Fix: do not use CONFIG_HOTPLUG_CPU for the new hotplug API
	* Fix: update kvm instrumentation for 4.1.50+
	* Use the memory pool instead of kmalloc
	* Create a memory pool for temporary tracepoint probes storage
	* Fix: use proper pid_ns in the process statedump
	* Fix: add variable quoting to shell scripts
	* Update: kvm instrumentation for fedora 4.14.13-300
	* Fix: Add Fedora version macros
	* Add preemptirq instrumentation
	* Clean-up: fix stale #endif comments
	* Command to dump the metadata cache again
	* Add a new /dev/lttng-logger interface
	* Fix: update btrfs instrumentation for SuSE 4.4.114-92
	* Fix: update block instrumentation for SuSE 4.4.114-92
	* Fix: update rcu instrumentation for v4.16
	* Fix: update vmscan instrumentation for v4.16
	* Fix: update timer instrumentation on 4.16 and 4.14-rt
	* Update kvm instrumentation for debian kernel 4.14.0-3
	* Fix: network instrumentation protocol enum
	* Fix: update btrfs instrumentation for SuSE 4.4.103-6
	* Fix: update block instrumentation for SuSE 4.4.73-5
	* Fix: global_dirty_limit for kernel v4.2 and up
	* Fix: network instrumentation handling of corrupted TCP headers
	* Fix: add missing uaccess.h include from kstrtox.h wrapper
	* Update: kvm instrumentation for 4.14.14+, 4.9.77+, 4.4.112+
	* Fix: btrfs_delayed_ref_head was unwired since v3.12
	* Update kvm instrumentation for debian kernel 4.9.65-3
	* Fix: debian kernel version parsing
	* Fix: block instrumentation 4.14+ NULL pointer dereference
	* Update: kvm instrumentation for 3.16.52 and 3.2.97
	* Fix: kvm instrumentation for 4.15
	* Update sock instrumentation for 4.15
	* Update kvm instrumentation for 4.15
	* Fix: ACCESS_ONCE() removed in kernel 4.15
	* Fix: sched instrumentation on stable RT kernels
	* timer API transition for kernel 4.15
	* Fix: Don't nest get online cpus
	* Fix: lttng_channel_syscall_mask() bool use in bitfield
	* Fix: update kmem instrumentation for kernel 4.15
	* Fix: lttng_kvmalloc helper NULL pointer OOPS
	* Update version to 2.11.0-pre
	* Fix: lttng-logger get_user_pages_fast error handling
	* Fix: update block instrumentation for 4.14 kernel
	* Revert "Fix: update block instrumentation for kernel 4.14"
	* Fix: version check error in btrfs instrumentation
	* Fix: update btrfs instrumentation for kernel 4.14
	* Fix: update writeback instrumentation for kernel 4.14
	* Fix: update block instrumentation for kernel 4.14
	* Fix: vmalloc wrapper on kernel < 2.6.38
	* Fix: vmalloc wrapper on kernel >= 4.12
	* Add kmalloc failover to vmalloc
	* Fix: mmap: caches aliased on virtual addresses
	* Fix: update ext4 instrumentation for kernel 4.13
	* Fix: Sleeping function called from invalid context
	* Fix: sched for v4.11.5-rt1
	* Make vim users life easier
	* Rename Makefile.ABI.workarounds to Kbuild.common
	* Fix: handle missing ftrace header on v4.12
	* Fix: pid tracker should track "pgid"
	* Cleanup: typo in lttng pid tracker
	* Fix: Build ftrace probe on kernels prior to 4.12
	* Fix: update ftrace probe for kernel 4.12
	* Fix: update block instrumentation for kernel 4.12
	* Calculate context length outside of retry loop
	* Fix: Add support for 4.9.27-rt18 kernel
	* Fix: update btrfs instrumentation for kernel 4.12
	* Fix: update ringbuffer for kernel 4.12
	* Fix: update sched instrumentation for kernel 4.12
	* Fix: ext3 was completely removed from the kernel in v4.3
	* Fix: NULL pointer dereference of THIS_MODULE with built-in modules
	* Fix: add "flush empty" ioctl for stream intersection
	* Revert "Fix: flush empty packets on snapshot channel"
	* Revert "Fix: don't perform extra flush on metadata channel"

2017-05-05 (International Tuba Day) LTTng modules 2.10.0-rc1
	* Fix: remove CONFIG_KALLSYMS_ALL warning on clean
	* Add RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS command
	* Fix: Always build vmscan probe
	* Cleanup: formatting in strutils_star_glob_match explanation
	* Fix: introduce LTTNG_SIZE_MAX for older kernels
	* Use SIZE_MAX instead of -1ULL for size_t parameter
	* filter: use SIZE_MAX for size_t
	* Fix: out of bound array access in filter code
	* Add support for star globbing patterns in event names
	* Filtering: add support for star-only globbing patterns
	* Add string utilities
	* lttng-abi.c: cleanup whitespaces
	* Fix: use of uninitialized ret value in lttng_abi_open_metadata_stream
	* Fix: kref changes for kernel 4.11
	* Fix: atomic_add_unless() returns true/false rather than prior value
	* Fix: timers cputime_t arguments replaced by ull in kernel 4.11
	* Fix: update scsi instrumentation for kernel 4.11
	* Fix: changes to the vm_op fault cb prototype in libringbuffer
	* Fix: update btrfs instrumentation for kernel 4.11
	* Fix: update mm_vmscan instrumentation for kernel 4.11
	* Fix: section mismatch warning caused by __exit annotation
	* socketpair: extend syscall socketpair tracing information
	* Remove events/mainline unused headers
	* update event README
	* Fix: nmi-safe clock on 32-bit systems
	* Fix: only include linux/cpuhotplug.h for kernels >= 4.10
	* Fix: 4.10 hotplug adaptation backward compat
	* Fix: 4.10 btrfs instrumentation update backward compat
	* Update btrfs instrumentation for 4.10 kernel
	* Adapt lttng-modules to Linux 4.10 cpu hotplug state machine
	* btrfs instrumentation: update to 4.10 kernel
	* timer instrumentation: adapt to ktime_t without union
	* Add load/unload messages to kernel log
	* Update version to 2.10.0-pre
	* Fix: asoc instrumentation for RHEL 7.3
	* Fix: SCSI instrumentation for SLES12 SP2
	* Add SUSE Linux Enterprise kernel version tests
	* Filter code relicensing to MIT license
	* Add task cpu in process statedump
	* Performance: add missing unlikely in reserve
	* Fix: preemptible and migratable context error handling
	* Fix: bump stable kernel version ranges for clock work-around

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
	* 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
	* Document limitation of vppid and ppid context wrt eventual RCU instrumentation
	* Cleanup: no need to hold RCU read-side lock when reading current nsproxy
	* Add env hostname information
	* Fix: lttng_statedump_process_state for each PID NS has infinite loop
	* lttng_statedump_process_state for each PID NS
	* Support the hostname context
	* Fix: statedump namespaced pid, tid and ppid
	* Fix: statedump: disable vm maps enumeration
	* Fix: ensure userspace accesses are done with _inatomic
	* Fix: vppid context should test for current nsproxy
	* Add MIPS system call support
	* Change mode of lttng-syscalls-generate-headers.sh to 755
	* cleanup: fix typo in syscall instrumentation header
	* Cleanup: remove trailing whitespace in README
	* trace event: introduce TP_MODULE_NOAUTOLOAD and TP_MODULE_NOINIT
	* LTTng: probe-statedump: add #include <linux/sched.h>
	* fix: signal_generate event should print utf8 for comm field
	* Makes write operation a parameter for tp_memcpy macro
	* Add coding style document
	* Update instrumentation/events README file
	* Add makefile target for preprocessor
	* Fix: free_event_id check should compare unsigned int with -1U
	* Use unsigned long type for events discarded counter
	* Fix: update signal instrumentation for 3.4 kernel
	* LTTng Modules ARM syscall instrumentation
	* Fix: generate header missing echo -e for escape chars
	* Fix: add missing uaccess.h include (for ARM)
	* README: Document that CONFIG_MODULES is required
	* Fix: README typo
	* Fix: document required and optional kernel config options in README

2012-03-29 LTTng modules 2.0.1
	* Fix: is_compat_task !CONFIG_COMPAT compile error on kernels >= 3.3

2012-03-20 LTTng modules 2.0.0
	* First STABLE version
	* Add version name

2012-03-20 LTTng modules 2.0.0-rc4
	* Update README and add version name place-holder

2012-03-16 LTTng modules 2.0.0-rc3
	* Fix clock offset 32-bit multiplication overflow
	* Fix : wrong assign of fd in state dump
	* License cleanup, ifdef namespace cleanup
	* Fix: ensure power of 2 check handles 64-bit size_t entirely

2012-03-02 LTTng modules 2.0.0-rc2
	* Fix: dmesg printout should not print metadata warnings
	* Fix: use transport name as channel name
	* Fix: Return -EINVAL instead of print warning if non power of 2 size/num_subbuf

2012-02-20 LTTng modules 2.0.0-rc1
	* Standardize version across toolchain
	* statedump: Use old macro name for kernel 2.6.38

2012-02-16 LTTng modules 2.0-pre15
	* Add timer instrumentation
	* fix: need to undef mainline define
	* fix: Include signal.h instead of irq.h for prototype match check
	* Add signal instrumentation

2012-02-16 LTTng modules 2.0-pre14
	* syscall tracing: sys_getcpu
	* Add sys_clone x86 instrumentation
	* statedump: fix include circular dep
	* Implement state dump

2012-02-09 LTTng modules 2.0-pre13
	* Update README
	* environment: write sysname, release, version, domain to metadata
	* Allow open /proc/lttng for read & write

2012-02-02 LTTng modules 2.0-pre12
	* Add x86 32/64 execve syscall instrumentation override
	* Remove unused defines
	* Add padding to ABI
	* Use LTTNG_KERNEL_SYM_NAME_LEN
	* Update version to 1.9.9
	* Add missing double-quotes to clock uuid
	* clock: read bootid as clock monotonic ID
	* Fix comment
	* Cleanup comment
	* clock: output clock description in metadata
	* Properly fix the timekeeping overflow detection
	* Fix init bug
	* rename lib-ring-buffer to lttng-lib-ring-buffer
	* Remove #warning
	* Mass rename: ltt_*/ltt-* to LTTNG_*/LTTNG-*
	* Update TODO
	* Update TODO
	* Remove debugfs file (keep only proc file)
	* Rename lttng-debugfs-abi files to lttng-abi

2011-12-13 LTTng modules 2.0-pre11
	* Fix OOPS caused by reference of config pointer
	* Gather detailed info from x86 64 32-bit compat syscall instrumentation
	* lttng lib: ring buffer move null pointer check to open
	* lttng lib: ring buffer remove duplicate null pointer
	* lttng lib: ring buffer: remove stale null-pointer
	* lttng wrapper: add missing include to kallsyms wrapper
	* lttng: cleanup one-bit signed bitfields
	* Add TODO file
	* Update symbol name length max size to 256
	* Fix last modifications to string_from_user operations
	* Document that depmod needs to be executed by hand
	* Fix strlen_user fault space reservation
	* Fix tp_copy_string_from_user handling of faults
	* Disable block layer tracing support for kernels < 2.6.38
	* lttng context: perf counter, fix 32-bit vs 64-bit field size bug
	* Update trace clock warning to match the current development plan
	* ringbuffer: make ring buffer printk less verbose
	* Makefile: do not run depmod manually

2011-09-30 LTTng modules 2.0-pre10
	* x86-32: override sys_mmap syscall instrumentation
	* Fix cast warning

2011-09-29 LTTng modules 2.0-pre9
	* x86 32 syscalls: fix !CONFIG_UID16
	* Use __string_from_user
	* Add __string_from_user
	* Rename "comm" context to "procname"
	* Fetch "type" name field for mount syscall
	* Create common override file for all architectures
	* Shrink stack size usage
	* Cleanup: remove unused lttng-compat-syscalls.c file
	* Support detailed compat syscalls on x86_64
	* Fix syscall table
	* Add disabled compat syscalls detail (work in progress)
	* Add config compat support for detailed x86_32 syscalls
	* Handle newer 3.1+ perf API
	* Add dummy x86-32 override headers
	* Bind x86-32 syscall headers
	* Add x86-32 syscall headers
	* Add check for KALLSYMS_ALL in syscall extraction script
	* Automate string extraction for syscalls
	* Automate syscall filename/pathname extraction
	* Add exit to ring_buffer_frontend so module is unloadable
	* Add sys_open filename (x86_64)
	* Add missing memcpy callback
	* copy_from_user and memset
	* Add missing alignment after header write
	* lib ring buffer: add frontend init as module_init
	* lib ring buffer frontend: add missing lock initialization
	* ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address (missing file)
	* ARM: Set bit 0 for thumb mode in kallsyms_lookup_name returned address
	* Create override for sys_mmap
	* Rename syscalls -> syscall in LTTng ABI
	* Use different event name for compat syscalls
	* Allow trace syscall table override
	* Add dummy override files
	* syscall detail: add override capability
	* Add pointer pretty-print heuristics
	* Add __field_hex
	* Rename sys exit errno into ret
	* Enable detailed syscalls only for native x86_64
	* Use "unknown" for compat syscalls
	* Disable x86-64 specific detailed syscalls for now, until we deal with 32-bit compat
	* Fix syscall exit
	* Fix sys exit
	* Only enable detailed syscalls for x86_64 for now
	* Merge unknown syscall method with extended detail method
	* Add underscore prefix before event names
	* Add syscalls pointers detailed syscall tracing
	* Use perl for regexp
	* Support generation of syscall probes for those with pointers
	* Support detailed syscalls with 0 arguments
	* detailed syscall tracing (work in progress)
	* Expose /proc/lttng file
	* Implement detailed syscall event probe
	* Disable perf build for < 2.6.33 kernels
	* Syscall detail mode: generate syscall table
	* block instrumentation: write cmd as hex sequence
	* lttng-events TRACE_EVENT generator cleanup
	* block layer instrumentation: fix cmd field
	* Remove 0 args syscalls for now from type-aware syscall cb generator
	* Generate trace syscall table macros
	* Put syscall tracing without arg types back in place
	* Detailed system call tracing (TRACE_EVENT() generation for integer support)
	* lttng events probes: don't clash with "ctx" variable name
	* lib ring buffer must take private pointer copy before decrementing refcount

2011-08-16 LTTng modules 2.0-pre8
	* Fix metadata buffer wait/wakeup

2011-08-12 LTTng modules 2.0-pre7
	* Add missing module refcount to lttng_tracepoint_list_fops
	* Add license info about lib/ringbuffer/ring_buffer_mmap.c being GPLv2