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_F
10
11 # Do not trace early setup code
12 CFLAGS_REMOVE_early.o = $(CC_FLAGS_F
13 CFLAGS_REMOVE_rethook.o = $(CC_FLAGS_F
14 CFLAGS_REMOVE_stacktrace.o = $(CC_FLAGS_F
15 CFLAGS_REMOVE_unwind_bc.o = $(CC_FLAGS_F
16
17 endif
18
19 GCOV_PROFILE_early.o := n
20 KCOV_INSTRUMENT_early.o := n
21 UBSAN_SANITIZE_early.o := n
22 KASAN_SANITIZE_ipl.o := n
23 KASAN_SANITIZE_machine_kexec.o := n
24
25 #
26 # Passing null pointers is ok for smp code, si
27 #
28 CFLAGS_smp.o := -Wno-nonnull
29
30 #
31 # Disable tailcall optimizations for stack / c
32 # since this might generate broken code when a
33 # passing its content to other functions.
34 #
35 CFLAGS_stacktrace.o += -fno-optimize-sibli
36 CFLAGS_dumpstack.o += -fno-optimize-sibli
37 CFLAGS_unwind_bc.o += -fno-optimize-sibli
38
39 obj-y := head64.o traps.o time.o process.o e
40 obj-y += processor.o syscall.o ptrace.o sign
41 obj-y += debug.o irq.o ipl.o dis.o diag.o vd
42 obj-y += sysinfo.o lgr.o os_info.o ctlreg.o
43 obj-y += runtime_instr.o cache.o fpu.o dumps
44 obj-y += entry.o reipl.o kdebugfs.o alternat
45 obj-y += nospec-branch.o ipl_vmparm.o machin
46 obj-y += smp.o text_amode31.o stacktrace.o a
47
48 extra-y += vmlinux.lds
49
50 obj-$(CONFIG_SYSFS) += nospec-sysf
51 CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_
52
53 obj-$(CONFIG_SYSFS) += cpacf.o
54 obj-$(CONFIG_MODULES) += module.o
55 obj-$(CONFIG_SCHED_TOPOLOGY) += topology.o
56 obj-$(CONFIG_NUMA) += numa.o
57 obj-$(CONFIG_AUDIT) += audit.o
58 compat-obj-$(CONFIG_AUDIT) += compat_audi
59 obj-$(CONFIG_COMPAT) += compat_linu
60 obj-$(CONFIG_COMPAT) += $(compat-ob
61 obj-$(CONFIG_EARLY_PRINTK) += early_print
62 obj-$(CONFIG_KPROBES) += kprobes.o
63 obj-$(CONFIG_KPROBES) += mcount.o
64 obj-$(CONFIG_RETHOOK) += rethook.o
65 obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o
66 obj-$(CONFIG_FUNCTION_TRACER) += mcount.o
67 obj-$(CONFIG_CRASH_DUMP) += crash_dump.
68 obj-$(CONFIG_KEXEC_CORE) += machine_kex
69 obj-$(CONFIG_VMCORE_INFO) += vmcore_info
70 obj-$(CONFIG_UPROBES) += uprobes.o
71 obj-$(CONFIG_JUMP_LABEL) += jump_label.
72
73 obj-$(CONFIG_KEXEC_FILE) += machine_kex
74 obj-$(CONFIG_KEXEC_FILE) += kexec_elf.o
75 obj-$(CONFIG_CERT_STORE) += cert_store.
76 obj-$(CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT)
77
78 obj-$(CONFIG_PERF_EVENTS) += perf_event.
79 obj-$(CONFIG_PERF_EVENTS) += perf_cpum_c
80 obj-$(CONFIG_PERF_EVENTS) += perf_cpum_c
81 obj-$(CONFIG_PERF_EVENTS) += perf_pai_cr
82
83 obj-$(CONFIG_TRACEPOINTS) += trace.o
84
85 # vdso
86 obj-y += vdso64/
87 obj-$(CONFIG_COMPAT) += vdso32/
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