From eeab4261db6c47618dc49cba5afc847ca6df298e Mon Sep 17 00:00:00 2001 From: Michael Opdenacker Date: Mon, 30 Oct 2023 10:53:49 +0100 Subject: migration-guides: further updates for release 4.3 (From yocto-docs rev: fcd7490afba8e70740a2d4c17f759bf3e330e88a) Signed-off-by: Michael Opdenacker Signed-off-by: Richard Purdie --- documentation/migration-guides/migration-4.3.rst | 12 ++- .../migration-guides/release-notes-4.3.rst | 89 +++++++++++++++++----- 2 files changed, 82 insertions(+), 19 deletions(-) (limited to 'documentation') diff --git a/documentation/migration-guides/migration-4.3.rst b/documentation/migration-guides/migration-4.3.rst index 891f2d08ce..7647246a0d 100644 --- a/documentation/migration-guides/migration-4.3.rst +++ b/documentation/migration-guides/migration-4.3.rst @@ -44,8 +44,8 @@ Compiling changes ~~~~~~~~~~~~~~~~~ - Code on 32 bit platforms is now compiled with largefile support and 64 - bit ``time_t``, to avoid the Y2038 time overflow issue. This could break - existing programs in untested layers. + bit ``time_t``, to avoid the Y2038 time overflow issue. This breaks the ABI + and could break existing programs in untested layers. .. _migration-4.3-supported-distributions: @@ -118,6 +118,7 @@ Removed variables The following variables have been removed: +- ``AUTHOR`` - ``PERLARCH`` - ``PERLVERSION`` @@ -168,6 +169,13 @@ QA check changes Miscellaneous changes ~~~~~~~~~~~~~~~~~~~~~ +- `jsDelivr __ now offers a new Content Delivery + Network (CDN) to Yocto Project users, which is completely free of charge + for Open Source projects. In particular, it can be used to efficiently + access prebuilt binary artifacts (see :term:`SSTATE_MIRRORS`) from many + different locations in the world. This is available to all supported Poky + releases. + - The ``-crosssdk`` suffix and any :term:`MLPREFIX` were removed from ``virtual/XXX`` provider/dependencies where a ``PREFIX`` was used as well, as we don't need both and it made automated dependency rewriting diff --git a/documentation/migration-guides/release-notes-4.3.rst b/documentation/migration-guides/release-notes-4.3.rst index 424e75541d..35d9981e0f 100644 --- a/documentation/migration-guides/release-notes-4.3.rst +++ b/documentation/migration-guides/release-notes-4.3.rst @@ -10,7 +10,11 @@ New Features / Enhancements in 4.3 - New variables: - - :term:`FILE_LAYERNAME`: bitbake now sets this to the name of the layer containing the recipe + - :term:`CVE_CHECK_STATUSMAP`, :term:`CVE_STATUS`, :term:`CVE_STATUS_GROUPS`, + replaceing the deprecated :term:`CVE_CHECK_IGNORE`. + + - :term:`FILE_LAYERNAME`: bitbake now sets this to the name of the layer + containing the recipe - :term:`FIT_ADDRESS_CELLS` and :term:`UBOOT_FIT_ADDRESS_CELLS`. See details below. @@ -19,26 +23,29 @@ New Features / Enhancements in 4.3 - :term:`KERNEL_DTBVENDORED`: whether to keep vendor subdirectories. + - :term:`KERNEL_LOCALVERSION`: to add a string to the kernel version + information. + + - :term:`KERNEL_STRIP`: to specify the command to strip the kernel binary. + - :term:`LICENSE_FLAGS_DETAILS`: add extra details about a recipe license in case it is not allowed by :term:`LICENSE_FLAGS_ACCEPTED`. - - :term:`FILE_LAYERNAME`: bitbake now sets this to the name of the layer containing the recipe. - - - :term:`KERNEL_LOCALVERSION`: to add a string to the kernel version information. + - :term:`MESON_TARGET`: to compile a specific Meson target instead of the + default ones. - - :term:`OEQA_REPRODUCIBLE_TEST_PACKAGE`: to restrict package managers used in reproducibility testing. + - :term:`OEQA_REPRODUCIBLE_TEST_PACKAGE`: to restrict package managers used + in reproducibility testing. - - :term:`KERNEL_STRIP`: to specify the command to strip the kernel binary. +- Layername functionality available through overrides -- Layername functionality available through overrides + Code can now know which layer a recipe is coming from through the newly added :term:`FILE_LAYERNAME` + variable. This has been added as an override of the form ``layer-``. In particular, + this means QA checks can now be layer specific, for example:: - Code can now know which layer a recipe is coming from through the newly added :term:`FILE_LAYERNAME` - variable. This has been added as an override of the form ``layer-``. In particular, - this means QA checks can now be layer specific, for example:: + ERROR_QA:layer-core:append = " patch-status" - ERROR_QA:layer-core:append = " patch-status" - - which will enable the ``patch-status`` QA check for the core layer. + This will enable the ``patch-status`` QA check for the core layer. - Architecture-specific enhancements: @@ -47,17 +54,48 @@ New Features / Enhancements in 4.3 - Loongarch support in the :ref:`ref-classes-linuxloader` class and ``core-image-minimal-initramfs`` image. + - The ``arch-armv8`` and ``arch-armv9`` architectures are now given + `Scalable Vector Extension (SVE) + `__ + based tune options. Commits: + :yocto_git:`1 `, + :yocto_git:`2 `. + - Kernel-related enhancements: - New core recipes: + - ``musl-legacy-error``: glibc ``error()`` API implementation still needed + by a few packages. + + - `python3-beartype `, unbearably fast + runtime type checking in pure Python. + + - `python3-spdx-tools `__, + tools for SPDX validation and conversion. + + - `python3-uritools `__, replacement for + the ``urllib.parse`` module. + + - `ttyrun `__, starts + ``getty`` programs only when a terminal exists, preventing respawns + through the ``init`` program. + - New classes: - - A ``ptest-cargo`` class was added to allow Cargo based recipes to easily add ptests + - A ``ptest-cargo`` class was added to allow Cargo based recipes to easily add ptests + + - A :ref:`ref-classes-cargo_c` class was added to allow recipes to make Rust code + available to C and C++ programs. -- QEMU/runqemu enhancements: +- QEMU / ``runqemu`` enhancements: - - QEMU has been upgraded to version 8.0 + - QEMU has been upgraded to version 8.1 + + - Many updates to the ``runqemu`` command. + + - The ``qemu-system-native`` recipe is now built with PNG support, which could be + useful to grab screeshots for error reporting purposes. - Rust improvements: @@ -81,8 +119,17 @@ New Features / Enhancements in 4.3 - Testing: + - The :ref:`ref-classes-insane` class now adds an :ref:`unimplemented-ptest + ` infrastructure to detect package sources + with unit tests but no implemented ptests in the recipe. + - Utility script changes: + - New ``scripts/patchtest`` utility to check patches to the + OpenEmbedded-Core project. See + :ref:`contributor-guide/submit-changes:validating patches with patchtest` + for details. + - BitBake improvements: - The BitBake Cooker log now contains notes when the caches are @@ -94,10 +141,19 @@ New Features / Enhancements in 4.3 - :term:`SPDX` manifests are now generated by default. +- Security improvements: + + - Most repositories now include a :yocto_git:`SECURITY.md + ` file with hints for security researchers + and other parties who might report potential security vulnerabilities. + - Prominent documentation updates: - New :doc:`../contributor-guide/index` document. + - New :doc:`../dev-manual/security-subjects` chapter in the Development + Tasks Manual. + - Long due documentation for the :ref:`ref-classes-devicetree` class. - New :ref:`summary about available init systems @@ -109,7 +165,6 @@ New Features / Enhancements in 4.3 - Miscellaneous changes: - - Git based recipes in OE-Core which used the git protocol have been changed to use https where possibile. https is now believed to be faster and more reliable. -- cgit v1.2.3-54-g00ecf