diff options
| -rw-r--r-- | documentation/migration-guides/release-notes-5.0.rst | 76 |
1 files changed, 71 insertions, 5 deletions
diff --git a/documentation/migration-guides/release-notes-5.0.rst b/documentation/migration-guides/release-notes-5.0.rst index 604ecda1a2..4bd9125d17 100644 --- a/documentation/migration-guides/release-notes-5.0.rst +++ b/documentation/migration-guides/release-notes-5.0.rst @@ -23,6 +23,8 @@ New Features / Enhancements in 5.0 - :term:`EFI_UKI_PATH`, :term:`EFI_UKI_DIR`: define the location of UKI image in the EFI System partition. + - :term:`TARGET_DBGSRC_DIR`: specifies the target path to debug source files + - Architecture-specific enhancements: - ``genericarm64``: a new :term:`MACHINE` to represent a 64-bit General Arm @@ -33,6 +35,8 @@ New Features / Enhancements in 5.0 - ``arch-armv9``: remove CRC and SVE tunes, since FEAT_CRC32 is now mandatory and SVE/SVE2 are enabled by default in GCC's ``-march=armv9-a``. + - ``arm/armv*``: add all of the additional Arm tunes in GCC 13.2.0 + - Kernel-related enhancements: - The default kernel is the current LTS (6.6). @@ -145,6 +149,10 @@ New Features / Enhancements in 5.0 - ``nativesdk``: prevent :term:`MACHINE_FEATURES` and :term:`DISTRO_FEATURES` from being backfilled. + - Support for ``riscv64`` as an SDK host architecture + + - Extend recipes to ``nativesdk``: ``acpica``, ``libpcap``, ``python3-setuptools-rust`` + - Testing: - Add an optional ``unimplemented-ptest`` QA warning to detect upstream @@ -155,15 +163,30 @@ New Features / Enhancements in 5.0 - ``oeqa``, ``oe-selftest``: add test cases for Maturin (SDK and runtime). -- Utility script changes: + - Enable ptests for ``python3-attrs``, ``python3-pyyaml``, ``xz`` - - New ``recipetool/create_go.py`` script added to support Go recipe creation +- Utility script changes: - ``oe-init-build-env`` can generate a initial configuration (``.vscode``) for VSCode and its "Yocto Project BitBake" extension. + - The ``sstate-cache-management`` script has been rewritten in python for better performance and maintainability + + - ``bitbake-layers``: added an option to update the reference of repositories in layer setup + - BitBake improvements: + - New ``inherit_defer`` statement which works as + :ref:`inherit <bitbake:bitbake-user-manual/bitbake-user-manual-metadata:\`\`inherit\`\` directive>` + does, except that it is only evaluated at the end of parsing + --- recommended where a conditional expression is used, e.g.:: + + inherit_defer ${@bb.utils.contains('PACKAGECONFIG', 'python', 'python3targetconfig', '', d)} + + This allows conditional expressions to be evaluated 'late' meaning changes + to the variable after the line is parsed will take effect - with inherit this + is not the case. + - Add support for :term:`BB_LOADFACTOR_MAX`, so Bitbake can stop running extra tasks if the system load is too high, especially in distributions where ``/proc/pressure`` is disabled. @@ -185,7 +208,7 @@ New Features / Enhancements in 5.0 - ``git-make-shallow`` script: add support for Git's ``safe.bareRepository=explicit`` configuration setting. -- Devtool improvements: +- devtool improvements: - Introduce a new ``ide-sdk`` plugin to generate a configuration to use the eSDK through an IDE. @@ -194,10 +217,37 @@ New Features / Enhancements in 5.0 - Add support for Git submodules. + - ``ide``: ``vscode``: generate files from recipe sysroots and debug the + root filesystem in read-only mode to avoid confusion. + + - ``modify``: add support for multiple sources in :term:`SRC_URI`. + + - Support plugins within plugins. + +- recipetool improvements: + + - ``appendsrcfile(s)``: add a mode to update the recipe itself. + + - ``appendsrcfile(s)``: add ``--dry-run`` mode. + + - ``create``: add handler to create Go recipes. + + - ``create``: improve identification of licenses. + + - ``create``: add support for modern Python PEP-517 build systems including + hatchling, maturin, meson-python. + + - ``create``: add PyPi support. + + - ``create``: prefix created Python recipes with ``python3-``. + - Packaging changes: - ``package_rpm``: the RPM package compressor's mode can now be overriden. + - ipk packaging (using ``opkg``) now uses ``zstd`` compression instead of + ``xz`` for better compression and performance. + - Security improvements: - Improve incremental CVE database download from NVD. Rejected CVEs are @@ -226,6 +276,11 @@ New Features / Enhancements in 5.0 - Systemd's following :term:`PACKAGECONFIG` options were added: ``cryptsetup-plugins``, ``no-ntp-fallback``, and ``p11kit``. + - New PACKAGECONFIG options added to ``libarchive``, ``libinput``, + ``libunwind``, ``mesa``, ``mesa-gl``, ``openssh``, ``perf``, + ``python3-pyyaml``, ``qemu``, ``rpm``, ``shadow``, ``strace``, + ``syslinux``, ``systemd``, ``vte``, ``webkitgtk``, ``xserver-xorg``. + - ``systemd-boot`` can, from now on, be compiled as ``native``, thus providing ``ukify`` tool to build UKI images. @@ -238,12 +293,23 @@ New Features / Enhancements in 5.0 - Disable strace support of bluetooth by default. - - ``openssh`` now has a Systemd service: ``sshd.service``. + - ``openssh`` now has a systemd service: ``sshd.service``. + + - The :ref:`ref-classes-python_mesonpy` class was added (moved in from + ``meta-python``) to support Python package builds using the meson-python + PEP-517 build backend. + + - Support for unpacking ``.7z`` archives in :term:`SRC_URI` using ``p7zip``. + + - Add minimal VS Code configuration to avoid VS Code's indexer from choking + on build directories. + Known Issues in 5.0 ~~~~~~~~~~~~~~~~~~~ -- N/A +- ``gpgme`` has had Python binding support disabled since upstream does not yet support Python 3.12. + Recipe License changes in 5.0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |