K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2020-01-06T17:34:17.925577Z
K 7
svn:log
V 979
Only build kernels for enabled TARGET_ARCHes in make universe/tinderbox.

Previously, all of the kernels for a given TARGET were built if that
target was enabled.  This was implemented by having each kernel built
via a universe_kernconf_<KERNEL> target that was depended on by a
universe_kernconfs target.  However, this meant that if one did a
build with a limited set of TARGET_ARCH values for a given TARGET,
kernels could be built for which we hadn't built a world or toolchain.
For example, 'make TARGETS=mips TARGET_ARCHES_mips=mips64' would build
mips32 kernels.

Fix this by adding an extra layer of indirection in the kernel make
targets.  universe_kernconf_<KERNEL> is now a dependency of a new
universe_kernconfs_<TARGET_ARCH>.  universe_kernconfs in turn depends
on a list of universe_kernconfs_<target_arch> values, but only the
values enabled in TARGET_ARCHES_<TARGET>.

Reviewed by:	imp
MFC after:	1 month
Differential Revision:	https://reviews.freebsd.org/D23031

END