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				git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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	kexec-tools use boot_params for getting the 1st kernel hardware_subarch, the kexec kernel EFI runtime support also needs to read the old efi_info from boot_params. Currently it exists in debugfs which is not a good place for such infomation. Per HPA, we should avoid "sploit debugfs". In this patch /sys/kernel/boot_params are exported, also the setup_data is exported as a subdirectory. kexec-tools is using debugfs for hardware_subarch for a long time now so we're not removing it yet. Structure is like below: /sys/kernel/boot_params |__ data /* boot_params in binary*/ |__ setup_data | |__ 0 /* the first setup_data node */ | | |__ data /* setup_data node 0 in binary*/ | | |__ type /* setup_data type of setup_data node 0, hex string */ [snip] |__ version /* boot protocal version (in hex, "0x" prefixed)*/ Signed-off-by: Dave Young <dyoung@redhat.com> Acked-by: Borislav Petkov <bp@suse.de> Tested-by: Toshi Kani <toshi.kani@hp.com> Signed-off-by: Matt Fleming <matt.fleming@intel.com>
		
			
				
	
	
		
			126 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			126 lines
		
	
	
	
		
			4 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
#
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# Makefile for the linux kernel.
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#
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extra-y                := head_$(BITS).o head$(BITS).o head.o vmlinux.lds
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CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
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ifdef CONFIG_FUNCTION_TRACER
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# Do not profile debug and lowlevel utilities
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CFLAGS_REMOVE_tsc.o = -pg
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CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
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CFLAGS_REMOVE_pvclock.o = -pg
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CFLAGS_REMOVE_kvmclock.o = -pg
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CFLAGS_REMOVE_ftrace.o = -pg
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CFLAGS_REMOVE_early_printk.o = -pg
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endif
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CFLAGS_irq.o := -I$(src)/../include/asm/trace
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obj-y			:= process_$(BITS).o signal.o entry_$(BITS).o
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obj-y			+= traps.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
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obj-y			+= time.o ioport.o ldt.o dumpstack.o nmi.o
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obj-y			+= setup.o x86_init.o i8259.o irqinit.o jump_label.o
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obj-$(CONFIG_IRQ_WORK)  += irq_work.o
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obj-y			+= probe_roms.o
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obj-$(CONFIG_X86_32)	+= i386_ksyms_32.o
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obj-$(CONFIG_X86_64)	+= sys_x86_64.o x8664_ksyms_64.o
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obj-y			+= syscall_$(BITS).o
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obj-$(CONFIG_X86_64)	+= vsyscall_64.o
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obj-$(CONFIG_X86_64)	+= vsyscall_emu_64.o
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obj-$(CONFIG_SYSFS)	+= ksysfs.o
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obj-y			+= bootflag.o e820.o
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obj-y			+= pci-dma.o quirks.o topology.o kdebugfs.o
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obj-y			+= alternative.o i8253.o pci-nommu.o hw_breakpoint.o
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obj-y			+= tsc.o io_delay.o rtc.o
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obj-y			+= pci-iommu_table.o
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obj-y			+= resource.o
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obj-$(CONFIG_PREEMPT)	+= preempt.o
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obj-y				+= process.o
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obj-y				+= i387.o xsave.o
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obj-y				+= ptrace.o
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obj-$(CONFIG_X86_32)		+= tls.o
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obj-$(CONFIG_IA32_EMULATION)	+= tls.o
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obj-y				+= step.o
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obj-$(CONFIG_INTEL_TXT)		+= tboot.o
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obj-$(CONFIG_ISA_DMA_API)	+= i8237.o
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obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
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obj-y				+= cpu/
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obj-y				+= acpi/
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obj-y				+= reboot.o
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obj-$(CONFIG_X86_MSR)		+= msr.o
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obj-$(CONFIG_X86_CPUID)		+= cpuid.o
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obj-$(CONFIG_PCI)		+= early-quirks.o
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apm-y				:= apm_32.o
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obj-$(CONFIG_APM)		+= apm.o
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obj-$(CONFIG_SMP)		+= smp.o
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obj-$(CONFIG_SMP)		+= smpboot.o
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obj-$(CONFIG_SMP)		+= tsc_sync.o
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obj-$(CONFIG_SMP)		+= setup_percpu.o
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obj-$(CONFIG_X86_MPPARSE)	+= mpparse.o
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obj-y				+= apic/
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obj-$(CONFIG_X86_REBOOTFIXUPS)	+= reboot_fixups_32.o
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obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
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obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
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obj-$(CONFIG_FTRACE_SYSCALLS)	+= ftrace.o
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obj-$(CONFIG_X86_TSC)		+= trace_clock.o
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obj-$(CONFIG_KEXEC)		+= machine_kexec_$(BITS).o
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obj-$(CONFIG_KEXEC)		+= relocate_kernel_$(BITS).o crash.o
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obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_$(BITS).o
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obj-y				+= kprobes/
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obj-$(CONFIG_MODULES)		+= module.o
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obj-$(CONFIG_DOUBLEFAULT)	+= doublefault.o
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obj-$(CONFIG_KGDB)		+= kgdb.o
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obj-$(CONFIG_VM86)		+= vm86_32.o
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obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
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obj-$(CONFIG_HPET_TIMER) 	+= hpet.o
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obj-$(CONFIG_APB_TIMER)		+= apb_timer.o
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obj-$(CONFIG_AMD_NB)		+= amd_nb.o
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obj-$(CONFIG_DEBUG_RODATA_TEST)	+= test_rodata.o
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obj-$(CONFIG_DEBUG_NX_TEST)	+= test_nx.o
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obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o
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obj-$(CONFIG_KVM_GUEST)		+= kvm.o kvmclock.o
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obj-$(CONFIG_PARAVIRT)		+= paravirt.o paravirt_patch_$(BITS).o
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obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o
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obj-$(CONFIG_PARAVIRT_CLOCK)	+= pvclock.o
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obj-$(CONFIG_PCSPKR_PLATFORM)	+= pcspeaker.o
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obj-$(CONFIG_MICROCODE_EARLY)		+= microcode_core_early.o
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obj-$(CONFIG_MICROCODE_INTEL_EARLY)	+= microcode_intel_early.o
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obj-$(CONFIG_MICROCODE_INTEL_LIB)	+= microcode_intel_lib.o
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microcode-y				:= microcode_core.o
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microcode-$(CONFIG_MICROCODE_INTEL)	+= microcode_intel.o
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microcode-$(CONFIG_MICROCODE_AMD)	+= microcode_amd.o
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obj-$(CONFIG_MICROCODE_AMD_EARLY)	+= microcode_amd_early.o
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obj-$(CONFIG_MICROCODE)			+= microcode.o
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obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o
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obj-$(CONFIG_SWIOTLB)			+= pci-swiotlb.o
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obj-$(CONFIG_OF)			+= devicetree.o
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obj-$(CONFIG_UPROBES)			+= uprobes.o
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obj-y					+= sysfb.o
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obj-$(CONFIG_X86_SYSFB)			+= sysfb_simplefb.o
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obj-$(CONFIG_EFI)			+= sysfb_efi.o
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obj-$(CONFIG_PERF_EVENTS)		+= perf_regs.o
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obj-$(CONFIG_TRACING)			+= tracepoint.o
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###
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# 64 bit specific files
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ifeq ($(CONFIG_X86_64),y)
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	obj-$(CONFIG_AUDIT)		+= audit_64.o
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	obj-$(CONFIG_GART_IOMMU)	+= amd_gart_64.o aperture_64.o
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	obj-$(CONFIG_CALGARY_IOMMU)	+= pci-calgary_64.o tce_64.o
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	obj-$(CONFIG_PCI_MMCONFIG)	+= mmconf-fam10h_64.o
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	obj-y				+= vsmp_64.o
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endif
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