/usr/src/linux-headers-5.15.0-181/arch/x86/kernel/cpu/mtrr
Edit: /usr/src/linux-headers-5.15.0-181/arch/x86/kernel/cpu/mtrr/Makefile (131B)
# SPDX-License-Identifier: GPL-2.0-only
obj-y := mtrr.o if.o generic.o cleanup.o
obj-$(CONFIG_X86_32) += amd.o cyrix.o centaur.o