92 lines
3.5 KiB
Makefile
92 lines
3.5 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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#
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# Makefile for the linux kernel.
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#
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CFLAGS_armv8_deprecated.o := -I$(src)
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CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_insn.o = $(CC_FLAGS_FTRACE)
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CFLAGS_REMOVE_return_address.o = $(CC_FLAGS_FTRACE)
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# Remove stack protector to avoid triggering unneeded stack canary
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# checks due to randomize_kstack_offset.
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CFLAGS_REMOVE_syscall.o = -fstack-protector -fstack-protector-strong
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CFLAGS_syscall.o += -fno-stack-protector
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# When KASAN is enabled, a stack trace is recorded for every alloc/free, which
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# can significantly impact performance. Avoid instrumenting the stack trace
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# collection code to minimize this impact.
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KASAN_SANITIZE_stacktrace.o := n
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# It's not safe to invoke KCOV when portions of the kernel environment aren't
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# available or are out-of-sync with HW state. Since `noinstr` doesn't always
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# inhibit KCOV instrumentation, disable it for the entire compilation unit.
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KCOV_INSTRUMENT_entry-common.o := n
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KCOV_INSTRUMENT_idle.o := n
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# Object file lists.
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obj-y := debug-monitors.o entry.o irq.o fpsimd.o \
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entry-common.o entry-fpsimd.o process.o ptrace.o \
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setup.o signal.o sys.o stacktrace.o time.o traps.o \
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io.o vdso.o hyp-stub.o psci.o cpu_ops.o \
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return_address.o cpuinfo.o cpu_errata.o \
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cpufeature.o alternative.o cacheinfo.o \
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smp.o smp_spin_table.o topology.o smccc-call.o \
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syscall.o proton-pack.o idreg-override.o idle.o \
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patching.o
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obj-$(CONFIG_COMPAT) += sys32.o signal32.o \
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sys_compat.o
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obj-$(CONFIG_COMPAT) += sigreturn32.o
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obj-$(CONFIG_COMPAT_ALIGNMENT_FIXUPS) += compat_alignment.o
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obj-$(CONFIG_KUSER_HELPERS) += kuser32.o
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obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o entry-ftrace.o
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obj-$(CONFIG_MODULES) += module.o module-plts.o
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obj-$(CONFIG_PERF_EVENTS) += perf_regs.o perf_callchain.o
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obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += watchdog_hld.o
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obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
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obj-$(CONFIG_CPU_PM) += sleep.o suspend.o
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obj-$(CONFIG_CPU_IDLE) += cpuidle.o
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obj-$(CONFIG_JUMP_LABEL) += jump_label.o
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obj-$(CONFIG_KGDB) += kgdb.o
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obj-$(CONFIG_EFI) += efi.o efi-rt-wrapper.o
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obj-$(CONFIG_PCI) += pci.o
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obj-$(CONFIG_ARMV8_DEPRECATED) += armv8_deprecated.o
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obj-$(CONFIG_ACPI) += acpi.o
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obj-$(CONFIG_ACPI_NUMA) += acpi_numa.o
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obj-$(CONFIG_ARM64_ACPI_PARKING_PROTOCOL) += acpi_parking_protocol.o
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obj-$(CONFIG_PARAVIRT) += paravirt.o
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obj-$(CONFIG_RANDOMIZE_BASE) += kaslr.o pi/
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obj-$(CONFIG_HIBERNATION) += hibernate.o hibernate-asm.o
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obj-$(CONFIG_ELF_CORE) += elfcore.o
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obj-$(CONFIG_KEXEC_CORE) += machine_kexec.o relocate_kernel.o \
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cpu-reset.o
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obj-$(CONFIG_KEXEC_FILE) += machine_kexec_file.o kexec_image.o
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obj-$(CONFIG_ARM64_RELOC_TEST) += arm64-reloc-test.o
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arm64-reloc-test-y := reloc_test_core.o reloc_test_syms.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_CRASH_CORE) += crash_core.o
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obj-$(CONFIG_ARM_SDE_INTERFACE) += sdei.o
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obj-$(CONFIG_ARM64_PTR_AUTH) += pointer_auth.o
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obj-$(CONFIG_ARM64_MTE) += mte.o
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obj-y += vdso-wrap.o
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obj-$(CONFIG_COMPAT_VDSO) += vdso32-wrap.o
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obj-$(CONFIG_UNWIND_PATCH_PAC_INTO_SCS) += patch-scs.o
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CFLAGS_patch-scs.o += -mbranch-protection=none
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# Force dependency (vdso*-wrap.S includes vdso.so through incbin)
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$(obj)/vdso-wrap.o: $(obj)/vdso/vdso.so
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$(obj)/vdso32-wrap.o: $(obj)/vdso32/vdso.so
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obj-y += probes/
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obj-y += head.o
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extra-y += vmlinux.lds
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ifeq ($(CONFIG_DEBUG_EFI),y)
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AFLAGS_head.o += -DVMLINUX_PATH="\"$(realpath $(objtree)/vmlinux)\""
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endif
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# for cleaning
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subdir- += vdso vdso32
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