Makefile 2.8 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. #
  3. # Makefile for the linux kernel.
  4. #
  5. ifdef CONFIG_FUNCTION_TRACER
  6. # Do not trace tracer code
  7. CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
  8. # Do not trace early setup code
  9. CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE)
  10. CFLAGS_REMOVE_rethook.o = $(CC_FLAGS_FTRACE)
  11. endif
  12. GCOV_PROFILE_early.o := n
  13. KCOV_INSTRUMENT_early.o := n
  14. UBSAN_SANITIZE_early.o := n
  15. KASAN_SANITIZE_ipl.o := n
  16. KASAN_SANITIZE_machine_kexec.o := n
  17. #
  18. # Passing null pointers is ok for smp code, since we access the lowcore here.
  19. #
  20. CFLAGS_smp.o := -Wno-nonnull
  21. #
  22. # Disable tailcall optimizations for stack / callchain walking functions
  23. # since this might generate broken code when accessing register 15 and
  24. # passing its content to other functions.
  25. #
  26. CFLAGS_stacktrace.o += -fno-optimize-sibling-calls
  27. CFLAGS_dumpstack.o += -fno-optimize-sibling-calls
  28. CFLAGS_unwind_bc.o += -fno-optimize-sibling-calls
  29. obj-y := head64.o traps.o time.o process.o earlypgm.o early.o setup.o idle.o vtime.o
  30. obj-y += processor.o syscall.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o
  31. obj-y += debug.o irq.o ipl.o dis.o diag.o vdso.o cpufeature.o
  32. obj-y += sysinfo.o lgr.o os_info.o machine_kexec.o
  33. obj-y += runtime_instr.o cache.o fpu.o dumpstack.o guarded_storage.o sthyi.o
  34. obj-y += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o
  35. obj-y += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o
  36. obj-y += smp.o text_amode31.o stacktrace.o abs_lowcore.o
  37. extra-y += vmlinux.lds
  38. obj-$(CONFIG_SYSFS) += nospec-sysfs.o
  39. CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE)
  40. obj-$(CONFIG_MODULES) += module.o
  41. obj-$(CONFIG_SCHED_TOPOLOGY) += topology.o
  42. obj-$(CONFIG_NUMA) += numa.o
  43. obj-$(CONFIG_AUDIT) += audit.o
  44. compat-obj-$(CONFIG_AUDIT) += compat_audit.o
  45. obj-$(CONFIG_COMPAT) += compat_linux.o compat_signal.o
  46. obj-$(CONFIG_COMPAT) += $(compat-obj-y)
  47. obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
  48. obj-$(CONFIG_KPROBES) += kprobes.o
  49. obj-$(CONFIG_KPROBES) += kprobes_insn_page.o
  50. obj-$(CONFIG_KPROBES) += mcount.o
  51. obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o
  52. obj-$(CONFIG_FUNCTION_TRACER) += mcount.o
  53. obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
  54. obj-$(CONFIG_UPROBES) += uprobes.o
  55. obj-$(CONFIG_JUMP_LABEL) += jump_label.o
  56. obj-$(CONFIG_KEXEC_FILE) += machine_kexec_file.o kexec_image.o
  57. obj-$(CONFIG_KEXEC_FILE) += kexec_elf.o
  58. obj-$(CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT) += ima_arch.o
  59. obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_cpum_cf_common.o
  60. obj-$(CONFIG_PERF_EVENTS) += perf_cpum_cf.o perf_cpum_sf.o
  61. obj-$(CONFIG_PERF_EVENTS) += perf_cpum_cf_events.o perf_regs.o
  62. obj-$(CONFIG_PERF_EVENTS) += perf_pai_crypto.o perf_pai_ext.o
  63. obj-$(CONFIG_TRACEPOINTS) += trace.o
  64. obj-$(findstring y, $(CONFIG_PROTECTED_VIRTUALIZATION_GUEST) $(CONFIG_PGSTE)) += uv.o
  65. # vdso
  66. obj-y += vdso64/
  67. obj-$(CONFIG_COMPAT) += vdso32/