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-rw-r--r--arch/s390/kernel/Makefile83
1 files changed, 83 insertions, 0 deletions
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
new file mode 100644
index 000000000..7d92aa577
--- /dev/null
+++ b/arch/s390/kernel/Makefile
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for the linux kernel.
+#
+
+ifdef CONFIG_FUNCTION_TRACER
+
+# Do not trace tracer code
+CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE)
+
+# Do not trace early setup code
+CFLAGS_REMOVE_early.o = $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_rethook.o = $(CC_FLAGS_FTRACE)
+
+endif
+
+GCOV_PROFILE_early.o := n
+KCOV_INSTRUMENT_early.o := n
+UBSAN_SANITIZE_early.o := n
+KASAN_SANITIZE_ipl.o := n
+KASAN_SANITIZE_machine_kexec.o := n
+
+#
+# Passing null pointers is ok for smp code, since we access the lowcore here.
+#
+CFLAGS_smp.o := -Wno-nonnull
+
+#
+# Disable tailcall optimizations for stack / callchain walking functions
+# since this might generate broken code when accessing register 15 and
+# passing its content to other functions.
+#
+CFLAGS_stacktrace.o += -fno-optimize-sibling-calls
+CFLAGS_dumpstack.o += -fno-optimize-sibling-calls
+CFLAGS_unwind_bc.o += -fno-optimize-sibling-calls
+
+obj-y := head64.o traps.o time.o process.o earlypgm.o early.o setup.o idle.o vtime.o
+obj-y += processor.o syscall.o ptrace.o signal.o cpcmd.o ebcdic.o nmi.o
+obj-y += debug.o irq.o ipl.o dis.o diag.o vdso.o cpufeature.o
+obj-y += sysinfo.o lgr.o os_info.o machine_kexec.o
+obj-y += runtime_instr.o cache.o fpu.o dumpstack.o guarded_storage.o sthyi.o
+obj-y += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o
+obj-y += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o
+obj-y += smp.o text_amode31.o stacktrace.o abs_lowcore.o
+
+extra-y += vmlinux.lds
+
+obj-$(CONFIG_SYSFS) += nospec-sysfs.o
+CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE)
+
+obj-$(CONFIG_MODULES) += module.o
+obj-$(CONFIG_SCHED_TOPOLOGY) += topology.o
+obj-$(CONFIG_NUMA) += numa.o
+obj-$(CONFIG_AUDIT) += audit.o
+compat-obj-$(CONFIG_AUDIT) += compat_audit.o
+obj-$(CONFIG_COMPAT) += compat_linux.o compat_signal.o
+obj-$(CONFIG_COMPAT) += $(compat-obj-y)
+obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
+obj-$(CONFIG_KPROBES) += kprobes.o
+obj-$(CONFIG_KPROBES) += kprobes_insn_page.o
+obj-$(CONFIG_KPROBES) += mcount.o
+obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o
+obj-$(CONFIG_FUNCTION_TRACER) += mcount.o
+obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
+obj-$(CONFIG_UPROBES) += uprobes.o
+obj-$(CONFIG_JUMP_LABEL) += jump_label.o
+
+obj-$(CONFIG_KEXEC_FILE) += machine_kexec_file.o kexec_image.o
+obj-$(CONFIG_KEXEC_FILE) += kexec_elf.o
+
+obj-$(CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT) += ima_arch.o
+
+obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_cpum_cf_common.o
+obj-$(CONFIG_PERF_EVENTS) += perf_cpum_cf.o perf_cpum_sf.o
+obj-$(CONFIG_PERF_EVENTS) += perf_cpum_cf_events.o perf_regs.o
+obj-$(CONFIG_PERF_EVENTS) += perf_pai_crypto.o perf_pai_ext.o
+
+obj-$(CONFIG_TRACEPOINTS) += trace.o
+obj-$(findstring y, $(CONFIG_PROTECTED_VIRTUALIZATION_GUEST) $(CONFIG_PGSTE)) += uv.o
+
+# vdso
+obj-y += vdso64/
+obj-$(CONFIG_COMPAT) += vdso32/