Only add subdirectories of arch/s390 to kbuild if their respective config option is selected.
Signed-off-by: Jan Glauber Signed-off-by: Martin Schwidefsky
obj-y += kernel/ obj-y += mm/ obj-$(CONFIG_KVM) += kvm/ obj-$(CONFIG_CRYPTO_HW) += crypto/ obj-$(CONFIG_S390_HYPFS_FS) += hypfs/ obj-$(CONFIG_APPLDATA_BASE) += appldata/ obj-$(CONFIG_MATHEMU) += math-emu/
