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77cd3d0c43
Pull x86 boot updates from Ingo Molnar: "The main changes: - add initial commits to randomize kernel memory section virtual addresses, enabled via a new kernel option: RANDOMIZE_MEMORY (Thomas Garnier, Kees Cook, Baoquan He, Yinghai Lu) - enhance KASLR (RANDOMIZE_BASE) physical memory randomization (Kees Cook) - EBDA/BIOS region boot quirk cleanups (Andy Lutomirski, Ingo Molnar) - misc cleanups/fixes" * 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/boot: Simplify EBDA-vs-BIOS reservation logic x86/boot: Clarify what x86_legacy_features.reserve_bios_regions does x86/boot: Reorganize and clean up the BIOS area reservation code x86/mm: Do not reference phys addr beyond kernel x86/mm: Add memory hotplug support for KASLR memory randomization x86/mm: Enable KASLR for vmalloc memory regions x86/mm: Enable KASLR for physical mapping memory regions x86/mm: Implement ASLR for kernel memory regions x86/mm: Separate variable for trampoline PGD x86/mm: Add PUD VA support for physical mapping x86/mm: Update physical mapping variable names x86/mm: Refactor KASLR entropy functions x86/KASLR: Fix boot crash with certain memory configurations x86/boot/64: Add forgotten end of function marker x86/KASLR: Allow randomization below the load address x86/KASLR: Extend kernel image physical address randomization to addresses larger than 4G x86/KASLR: Randomize virtual address separately x86/KASLR: Clarify identity map interface x86/boot: Refuse to build with data relocations x86/KASLR, x86/power: Remove x86 hibernation restrictions
49 lines
1.4 KiB
Makefile
49 lines
1.4 KiB
Makefile
#
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# Makefile for x86 specific library files.
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#
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# Produces uninteresting flaky coverage.
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KCOV_INSTRUMENT_delay.o := n
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inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
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inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
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quiet_cmd_inat_tables = GEN $@
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cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@ || rm -f $@
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$(obj)/inat-tables.c: $(inat_tables_script) $(inat_tables_maps)
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$(call cmd,inat_tables)
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$(obj)/inat.o: $(obj)/inat-tables.c
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clean-files := inat-tables.c
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obj-$(CONFIG_SMP) += msr-smp.o cache-smp.o
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lib-y := delay.o misc.o cmdline.o cpu.o
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lib-y += usercopy_$(BITS).o usercopy.o getuser.o putuser.o
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lib-y += memcpy_$(BITS).o
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lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o
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lib-$(CONFIG_INSTRUCTION_DECODER) += insn.o inat.o
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lib-$(CONFIG_RANDOMIZE_BASE) += kaslr.o
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obj-y += msr.o msr-reg.o msr-reg-export.o hweight.o
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ifeq ($(CONFIG_X86_32),y)
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obj-y += atomic64_32.o
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lib-y += atomic64_cx8_32.o
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lib-y += checksum_32.o
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lib-y += strstr_32.o
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lib-y += string_32.o
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ifneq ($(CONFIG_X86_CMPXCHG64),y)
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lib-y += cmpxchg8b_emu.o atomic64_386_32.o
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endif
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lib-$(CONFIG_X86_USE_3DNOW) += mmx_32.o
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else
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obj-y += iomap_copy_64.o
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lib-y += csum-partial_64.o csum-copy_64.o csum-wrappers_64.o
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lib-y += clear_page_64.o copy_page_64.o
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lib-y += memmove_64.o memset_64.o
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lib-y += copy_user_64.o
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lib-y += cmpxchg16b_emu.o
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endif
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