Liburing 2.8

liburing-2.8 release

• Add support for incrementally/partially consumed provided buffers,
  usable with the provided buffer ring support.
• Add support for foo_and_wait_min_timeout(), where it's possible to
  define a minimum timeout for waiting to get batches of completions,
  but if that fails, extend for a longer timeout without having any
  extra context switches.
• Add support for using different clock sources for completion waiting.
• Great increase coverage of test cases, test case improvements and
  fixes.
• Man page updates
• Don't leak _GNU_SOURCE via pkb-config --cflags
• Support for address sanitizer
• Add examples/kdigest sample program
• Add discard helper, test, and man page

Full Changelog: liburing-2.8-rc1...liburing-2.8

Liburing 2.8-rc1 pre-release

liburing-2.8 pre-release

• Add support for incrementally/partially consumed provided buffers,
  usable with the provided buffer ring support.
• Add support for foo_and_wait_min_timeout(), where it's possible to
  define a minimum timeout for waiting to get batches of completions,
  but if that fails, extend for a longer timeout without having any
  extra context switches.
• Add support for using different clock sources for completion waiting.
• Great increase coverage of test cases, test case improvements and
  fixes.
• Man page updates
• Don't leak _GNU_SOURCE via pkb-config --cflags
• Support for address sanitizer
• Add examples/kdigest sample program

Liburing 2.7

liburing-2.7 release

• Man page updates
• Sync with kernel 6.10
  • send/recv bundle support
  • accept nowait and CQE_F_MORE
• Add and update test cases
• Fix io_uring_queue_init_mem() returning a value that was too small,
  potentially causing memory corruption in userspace by overwriting
  64 bytes beyond the returned value. Also add test case for that.
• Add 64-bit length variants of io_uring_prep_{m,f}advise()
• Add BIND/LISTEN support and helpers / man pages
• Add io_uring_enable_rings.3 man page
• Fix bug in io_uring_prep_read_multishot()
• Fixup bundle test cases
• Add fixed-hugepage test case
• Fix io_uring_prep_fixed_fd_install.3 man page
• Note 'len' == 0 requirement in io_uring_prep_send.3 man page
• Fix some test cases for skipping on older kernels

Liburing 2.6

liburing-2.6 release

• Add getsockopt and setsockopt socket commands
• Add test cases to test/hardlink
• Man page fixes
• Add futex support, and test cases
• Add waitid support, and test cases
• Add read multishot, and test cases
• Add support for IORING_SETUP_NO_SQARRAY
• Use IORING_SETUP_NO_SQARRAY as the default
• Add support for IORING_OP_FIXED_FD_INSTALL
• Add io_uring_prep_fixed_fd_install() helper
• Support for napi busy polling
• Improve/add test cases
• Man page fixes
• Add sample 'proxy' example

Liburing 2.5

• Add support for io_uring_prep_cmd_sock()
• Add support for application allocated ring memory, for placing rings
  in huge mem. Available through io_uring_queue_init_mem().
• Add support for registered ring fds
• Various documentation updates
• Various fixes

Liburing 2.4

liburing-2.4 release

• Add io_uring_{major,minor,check}_version() functions.
• Add IO_URING_{MAJOR,MINOR,CHECK}_VERSION() macros.
• FFI support (for non-C/C++ languages integration).
• Add io_uring_prep_msg_ring_cqe_flags() function.
• Deprecate --nolibc configure option.
• CONFIG_NOLIBC is always enabled on x86-64, x86, and aarch64.
• Add support for IORING_REGISTER_USE_REGISTERED_RING and use if available.
• Add io_uring_close_ring_fd() function.
• Add io_uring_prep_msg_ring_fd_alloc function.
• Add io_uring_free_buf_ring() and io_uring_setup_buf_ring() functions.
• Ensure that io_uring_prep_accept_direct(), io_uring_prep_openat_direct(),
  io_uring_prep_openat2_direct(), io_uring_prep_msg_ring_fd(), and
  io_uring_prep_socket_direct() factor in being called with
  IORING_FILE_INDEX_ALLOC for allocating a direct descriptor.
• Add io_uring_prep_sendto() function.