1 # SPDX-License-Identifier: GPL-2.0 2 # 3 # Makefile for the linux kernel. 4 # 5 6 extra-y += vmlinux.lds 7 8 CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE) 9 10 ifdef CONFIG_FUNCTION_TRACER 11 # Do not profile debug and lowlevel utilities 12 CFLAGS_REMOVE_tsc.o = -pg 13 CFLAGS_REMOVE_paravirt-spinlocks.o = -pg 14 CFLAGS_REMOVE_pvclock.o = -pg 15 CFLAGS_REMOVE_kvmclock.o = -pg 16 CFLAGS_REMOVE_ftrace.o = -pg 17 CFLAGS_REMOVE_early_printk.o = -pg 18 CFLAGS_REMOVE_head64.o = -pg 19 CFLAGS_REMOVE_head32.o = -pg 20 CFLAGS_REMOVE_rethook.o = -pg 21 endif 22 23 KASAN_SANITIZE_head$(BITS).o := n 24 KASAN_SANITIZE_dumpstack.o := n 25 KASAN_SANITIZE_dumpstack_$(BITS).o := n 26 KASAN_SANITIZE_stacktrace.o := n 27 KASAN_SANITIZE_paravirt.o := n 28 29 # With some compiler versions the generated code results in boot hangs, caused 30 # by several compilation units. To be safe, disable all instrumentation. 31 KCSAN_SANITIZE := n 32 KMSAN_SANITIZE_head$(BITS).o := n 33 KMSAN_SANITIZE_nmi.o := n 34 35 # If instrumentation of the following files is enabled, boot hangs during 36 # first second. 37 KCOV_INSTRUMENT_head$(BITS).o := n 38 # These are called from save_stack_trace() on debug paths, 39 # and produce large amounts of uninteresting coverage. 40 KCOV_INSTRUMENT_stacktrace.o := n 41 KCOV_INSTRUMENT_dumpstack.o := n 42 KCOV_INSTRUMENT_dumpstack_$(BITS).o := n 43 KCOV_INSTRUMENT_unwind_orc.o := n 44 KCOV_INSTRUMENT_unwind_frame.o := n 45 KCOV_INSTRUMENT_unwind_guess.o := n 46 47 CFLAGS_irq.o := -I $(src)/../include/asm/trace 48 49 obj-y += head_$(BITS).o 50 obj-y += head$(BITS).o 51 obj-y += ebda.o 52 obj-y += platform-quirks.o 53 obj-y += process_$(BITS).o signal.o signal_$(BITS).o 54 obj-y += traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o 55 obj-y += time.o ioport.o dumpstack.o nmi.o 56 obj-$(CONFIG_X86_FRED) += fred.o 57 obj-$(CONFIG_MODIFY_LDT_SYSCALL) += ldt.o 58 obj-$(CONFIG_X86_KERNEL_IBT) += ibt_selftest.o 59 obj-y += setup.o x86_init.o i8259.o irqinit.o 60 obj-$(CONFIG_JUMP_LABEL) += jump_label.o 61 obj-$(CONFIG_IRQ_WORK) += irq_work.o 62 obj-y += probe_roms.o 63 obj-$(CONFIG_X86_32) += sys_ia32.o 64 obj-$(CONFIG_IA32_EMULATION) += sys_ia32.o signal_32.o 65 obj-$(CONFIG_X86_64) += sys_x86_64.o 66 obj-$(CONFIG_X86_ESPFIX64) += espfix_64.o 67 obj-$(CONFIG_SYSFS) += ksysfs.o 68 obj-y += bootflag.o e820.o 69 obj-y += pci-dma.o quirks.o kdebugfs.o 70 obj-y += alternative.o i8253.o hw_breakpoint.o 71 obj-y += tsc.o tsc_msr.o io_delay.o rtc.o 72 obj-y += resource.o 73 obj-y += irqflags.o 74 obj-y += static_call.o 75 76 obj-y += process.o 77 obj-y += fpu/ 78 obj-y += ptrace.o 79 obj-$(CONFIG_X86_32) += tls.o 80 obj-$(CONFIG_IA32_EMULATION) += tls.o 81 obj-y += step.o 82 obj-$(CONFIG_INTEL_TXT) += tboot.o 83 obj-$(CONFIG_ISA_DMA_API) += i8237.o 84 obj-y += stacktrace.o 85 obj-y += cpu/ 86 obj-y += acpi/ 87 obj-y += reboot.o 88 obj-$(CONFIG_X86_MSR) += msr.o 89 obj-$(CONFIG_X86_CPUID) += cpuid.o 90 obj-$(CONFIG_PCI) += early-quirks.o 91 apm-y := apm_32.o 92 obj-$(CONFIG_APM) += apm.o 93 obj-$(CONFIG_SMP) += smp.o 94 obj-$(CONFIG_SMP) += smpboot.o 95 obj-$(CONFIG_X86_TSC) += tsc_sync.o 96 obj-$(CONFIG_SMP) += setup_percpu.o 97 obj-$(CONFIG_X86_MPPARSE) += mpparse.o 98 obj-y += apic/ 99 obj-$(CONFIG_X86_REBOOTFIXUPS) += reboot_fixups_32.o 100 obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o 101 obj-$(CONFIG_FUNCTION_TRACER) += ftrace_$(BITS).o 102 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o 103 obj-$(CONFIG_FTRACE_SYSCALLS) += ftrace.o 104 obj-$(CONFIG_X86_TSC) += trace_clock.o 105 obj-$(CONFIG_TRACING) += trace.o 106 obj-$(CONFIG_RETHOOK) += rethook.o 107 obj-$(CONFIG_VMCORE_INFO) += vmcore_info_$(BITS).o 108 obj-$(CONFIG_KEXEC_CORE) += machine_kexec_$(BITS).o 109 obj-$(CONFIG_KEXEC_CORE) += relocate_kernel_$(BITS).o 110 obj-$(CONFIG_KEXEC_FILE) += kexec-bzimage64.o 111 obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o crash.o 112 obj-y += kprobes/ 113 obj-$(CONFIG_MODULES) += module.o 114 obj-$(CONFIG_X86_32) += doublefault_32.o 115 obj-$(CONFIG_KGDB) += kgdb.o 116 obj-$(CONFIG_VM86) += vm86_32.o 117 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o 118 119 obj-$(CONFIG_HPET_TIMER) += hpet.o 120 121 obj-$(CONFIG_AMD_NB) += amd_nb.o 122 obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o 123 124 obj-$(CONFIG_KVM_GUEST) += kvm.o kvmclock.o 125 obj-$(CONFIG_PARAVIRT) += paravirt.o 126 obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o 127 obj-$(CONFIG_PARAVIRT_CLOCK) += pvclock.o 128 obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o 129 130 obj-$(CONFIG_JAILHOUSE_GUEST) += jailhouse.o 131 132 obj-$(CONFIG_EISA) += eisa.o 133 obj-$(CONFIG_PCSPKR_PLATFORM) += pcspeaker.o 134 135 obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o 136 137 obj-$(CONFIG_OF) += devicetree.o 138 obj-$(CONFIG_UPROBES) += uprobes.o 139 140 obj-$(CONFIG_PERF_EVENTS) += perf_regs.o 141 obj-$(CONFIG_TRACING) += tracepoint.o 142 obj-$(CONFIG_SCHED_MC_PRIO) += itmt.o 143 obj-$(CONFIG_X86_UMIP) += umip.o 144 145 obj-$(CONFIG_UNWINDER_ORC) += unwind_orc.o 146 obj-$(CONFIG_UNWINDER_FRAME_POINTER) += unwind_frame.o 147 obj-$(CONFIG_UNWINDER_GUESS) += unwind_guess.o 148 149 obj-$(CONFIG_CFI_CLANG) += cfi.o 150 151 obj-$(CONFIG_CALL_THUNKS) += callthunks.o 152 153 obj-$(CONFIG_X86_CET) += cet.o 154 155 obj-$(CONFIG_X86_USER_SHADOW_STACK) += shstk.o 156 157 ### 158 # 64 bit specific files 159 ifeq ($(CONFIG_X86_64),y) 160 obj-$(CONFIG_AUDIT) += audit_64.o 161 162 obj-$(CONFIG_GART_IOMMU) += amd_gart_64.o aperture_64.o 163 164 obj-$(CONFIG_MMCONF_FAM10H) += mmconf-fam10h_64.o 165 obj-y += vsmp_64.o 166 endif
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