Makefile 2.2 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. #
  3. # Makefile for x86 specific library files.
  4. #
  5. # Produces uninteresting flaky coverage.
  6. KCOV_INSTRUMENT_delay.o := n
  7. # KCSAN uses udelay for introducing watchpoint delay; avoid recursion.
  8. KCSAN_SANITIZE_delay.o := n
  9. ifdef CONFIG_KCSAN
  10. # In case KCSAN+lockdep+ftrace are enabled, disable ftrace for delay.o to avoid
  11. # lockdep -> [other libs] -> KCSAN -> udelay -> ftrace -> lockdep recursion.
  12. CFLAGS_REMOVE_delay.o = $(CC_FLAGS_FTRACE)
  13. endif
  14. # Early boot use of cmdline; don't instrument it
  15. ifdef CONFIG_AMD_MEM_ENCRYPT
  16. KCOV_INSTRUMENT_cmdline.o := n
  17. KASAN_SANITIZE_cmdline.o := n
  18. KCSAN_SANITIZE_cmdline.o := n
  19. ifdef CONFIG_FUNCTION_TRACER
  20. CFLAGS_REMOVE_cmdline.o = -pg
  21. endif
  22. CFLAGS_cmdline.o := -fno-stack-protector -fno-jump-tables
  23. endif
  24. inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
  25. inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
  26. quiet_cmd_inat_tables = GEN $@
  27. cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@
  28. $(obj)/inat-tables.c: $(inat_tables_script) $(inat_tables_maps)
  29. $(call cmd,inat_tables)
  30. $(obj)/inat.o: $(obj)/inat-tables.c
  31. clean-files := inat-tables.c
  32. obj-$(CONFIG_SMP) += msr-smp.o cache-smp.o
  33. lib-y := delay.o misc.o cmdline.o cpu.o
  34. lib-y += usercopy_$(BITS).o usercopy.o getuser.o putuser.o
  35. lib-y += memcpy_$(BITS).o
  36. lib-y += pc-conf-reg.o
  37. lib-$(CONFIG_ARCH_HAS_COPY_MC) += copy_mc.o copy_mc_64.o
  38. lib-$(CONFIG_INSTRUCTION_DECODER) += insn.o inat.o insn-eval.o
  39. lib-$(CONFIG_RANDOMIZE_BASE) += kaslr.o
  40. lib-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o
  41. lib-$(CONFIG_RETPOLINE) += retpoline.o
  42. obj-y += msr.o msr-reg.o msr-reg-export.o hweight.o
  43. obj-y += iomem.o
  44. ifeq ($(CONFIG_X86_32),y)
  45. obj-y += atomic64_32.o
  46. lib-y += atomic64_cx8_32.o
  47. lib-y += checksum_32.o
  48. lib-y += strstr_32.o
  49. lib-y += string_32.o
  50. ifneq ($(CONFIG_X86_CMPXCHG64),y)
  51. lib-y += cmpxchg8b_emu.o atomic64_386_32.o
  52. endif
  53. else
  54. obj-y += iomap_copy_64.o
  55. ifneq ($(CONFIG_GENERIC_CSUM),y)
  56. lib-y += csum-partial_64.o csum-copy_64.o csum-wrappers_64.o
  57. endif
  58. lib-y += clear_page_64.o copy_page_64.o
  59. lib-y += memmove_64.o memset_64.o
  60. lib-y += copy_user_64.o
  61. lib-y += cmpxchg16b_emu.o
  62. endif