core/pkgs/build-support/kernel/modules-closure.nix
2024-05-13 22:24:10 +01:00

16 lines
575 B
Nix

# Given a kernel build (with modules in $kernel/lib/modules/VERSION),
# produce a module tree in $out/lib/modules/VERSION that contains only
# the modules identified by `rootModules', plus their dependencies.
# Also generate an appropriate modules.dep.
{ stdenvNoCC, kernel, firmware, nukeReferences, rootModules, kmod
, allowMissing ? false }:
stdenvNoCC.mkDerivation {
name = kernel.name + "-shrunk";
builder = ./modules-closure.sh;
nativeBuildInputs = [ nukeReferences kmod ];
inherit kernel firmware rootModules allowMissing;
allowedReferences = [ "out" ];
}