s390/kernel/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Makefile for the linux kernel.
   4 #
   5
   6 ifdef CONFIG_FUNCTION_TRACER
   7
   8 # Do not trace tracer code
   9 CFLAGS_REMOVE_ftrace.o          = $(CC_FLAGS_FTRACE)
  10
  11 # Do not trace early setup code
  12 CFLAGS_REMOVE_early.o           = $(CC_FLAGS_FTRACE)
  13 CFLAGS_REMOVE_rethook.o         = $(CC_FLAGS_FTRACE)
  14
  15 endif
  16
  17 GCOV_PROFILE_early.o            := n
  18 KCOV_INSTRUMENT_early.o         := n
  19 UBSAN_SANITIZE_early.o          := n
  20 KASAN_SANITIZE_ipl.o            := n
  21 KASAN_SANITIZE_machine_kexec.o  := n
  22
  23 #
  24 # Passing null pointers is ok for smp code, since we access the lowcore here.
  25 #
  26 CFLAGS_smp.o            := -Wno-nonnull
  27
  28 #
  29 # Disable tailcall optimizations for stack / callchain walking functions
  30 # since this might generate broken code when accessing register 15 and
  31 # passing its content to other functions.
  32 #
  33 CFLAGS_stacktrace.o     += -fno-optimize-sibling-calls
  34 CFLAGS_dumpstack.o      += -fno-optimize-sibling-calls
  35 CFLAGS_unwind_bc.o      += -fno-optimize-sibling-calls
  36
  37 obj-y   := head64.o traps.o time.o process.o earlypgm.o early.o setup.o idle.o vtime.o
  38 obj-y   += processor.o syscall.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o
  39 obj-y   += debug.o irq.o ipl.o dis.o diag.o vdso.o cpufeature.o
  40 obj-y   += sysinfo.o lgr.o os_info.o machine_kexec.o
  41 obj-y   += runtime_instr.o cache.o fpu.o dumpstack.o guarded_storage.o sthyi.o
  42 obj-y   += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o
  43 obj-y   += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o
  44 obj-y   += smp.o text_amode31.o stacktrace.o abs_lowcore.o
  45
  46 extra-y                         += vmlinux.lds
  47
  48 obj-$(CONFIG_SYSFS)             += nospec-sysfs.o
  49 CFLAGS_REMOVE_nospec-branch.o   += $(CC_FLAGS_EXPOLINE)
  50
  51 obj-$(CONFIG_MODULES)           += module.o
  52 obj-$(CONFIG_SCHED_TOPOLOGY)    += topology.o
  53 obj-$(CONFIG_NUMA)              += numa.o
  54 obj-$(CONFIG_AUDIT)             += audit.o
  55 compat-obj-$(CONFIG_AUDIT)      += compat_audit.o
  56 obj-$(CONFIG_COMPAT)            += compat_linux.o compat_signal.o
  57 obj-$(CONFIG_COMPAT)            += $(compat-obj-y)
  58 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
  59 obj-$(CONFIG_KPROBES)           += kprobes.o
  60 obj-$(CONFIG_KPROBES)           += kprobes_insn_page.o
  61 obj-$(CONFIG_KPROBES)           += mcount.o
  62 obj-$(CONFIG_FUNCTION_TRACER)   += ftrace.o
  63 obj-$(CONFIG_FUNCTION_TRACER)   += mcount.o
  64 obj-$(CONFIG_CRASH_DUMP)        += crash_dump.o
  65 obj-$(CONFIG_UPROBES)           += uprobes.o
  66 obj-$(CONFIG_JUMP_LABEL)        += jump_label.o
  67
  68 obj-$(CONFIG_KEXEC_FILE)        += machine_kexec_file.o kexec_image.o
  69 obj-$(CONFIG_KEXEC_FILE)        += kexec_elf.o
  70
  71 obj-$(CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT)    += ima_arch.o
  72
  73 obj-$(CONFIG_PERF_EVENTS)       += perf_event.o perf_cpum_cf_common.o
  74 obj-$(CONFIG_PERF_EVENTS)       += perf_cpum_cf.o perf_cpum_sf.o
  75 obj-$(CONFIG_PERF_EVENTS)       += perf_cpum_cf_events.o perf_regs.o
  76 obj-$(CONFIG_PERF_EVENTS)       += perf_pai_crypto.o perf_pai_ext.o
  77
  78 obj-$(CONFIG_TRACEPOINTS)       += trace.o
  79 obj-$(findstring y, $(CONFIG_PROTECTED_VIRTUALIZATION_GUEST) $(CONFIG_PGSTE))   += uv.o
  80
  81 # vdso
  82 obj-y                           += vdso64/
  83 obj-$(CONFIG_COMPAT)            += vdso32/