Release 5.2 (walnascar)

Migration notes for 5.2 (walnascar)

This section provides migration information for moving to the Yocto Project 5.2 Release (codename “walnascar”) from the prior release.

Supported kernel versions

The OLDEST_KERNEL setting is XXX in this release, meaning that out the box, older kernels are not supported. See 4.3 migration notes for details.

Supported distributions

Compared to the previous releases, running BitBake is supported on new GNU/Linux distributions:

On the other hand, some earlier distributions are no longer supported:

See all supported distributions.

Go language changes

systemd changes

Recipe changes

Removed variables

The following variables have been removed:

Removed recipes

The following recipes have been removed in this release:

Removed classes

The following classes have been removed in this release:

Miscellaneous changes

ZSTD_COMPRESSION_LEVEL is now a plain integer number instead of a dash-prefixed command-line option (e.g. it should be set to 3 rather than -3).