1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for some libs needed in the kernel.
6 ifdef CONFIG_FUNCTION_TRACER
7 ORIG_CFLAGS
:= $(KBUILD_CFLAGS
)
8 KBUILD_CFLAGS
= $(subst $(CC_FLAGS_FTRACE
),,$(ORIG_CFLAGS
))
11 # These files are disabled because they produce lots of non-interesting and/or
12 # flaky coverage that is not a function of syscall inputs. For example,
13 # rbtree can be global and individual rotations don't correlate with inputs.
14 KCOV_INSTRUMENT_string.o
:= n
15 KCOV_INSTRUMENT_rbtree.o
:= n
16 KCOV_INSTRUMENT_list_debug.o
:= n
17 KCOV_INSTRUMENT_debugobjects.o
:= n
18 KCOV_INSTRUMENT_dynamic_debug.o
:= n
20 # Early boot use of cmdline, don't instrument it
21 ifdef CONFIG_AMD_MEM_ENCRYPT
22 KASAN_SANITIZE_string.o
:= n
24 CFLAGS_string.o
:= $(call cc-option
, -fno-stack-protector
)
27 lib-y
:= ctype.o string.o vsprintf.o cmdline.o \
28 rbtree.o radix-tree.o timerqueue.o xarray.o \
29 idr.o extable.o sha1.o irq_regs.o argv_split.o \
30 flex_proportions.o ratelimit.o show_mem.o \
31 is_single_threaded.o plist.o decompress.o kobject_uevent.o \
32 earlycpio.o seq_buf.o siphash.o dec_and_lock.o \
33 nmi_backtrace.o nodemask.o win_minmax.o memcat_p.o
35 lib-
$(CONFIG_PRINTK
) += dump_stack.o
36 lib-
$(CONFIG_MMU
) += ioremap.o
37 lib-
$(CONFIG_SMP
) += cpumask.o
39 lib-y
+= kobject.o klist.o
42 obj-y
+= bcd.o
sort.o parser.o debug_locks.o random32.o \
43 bust_spinlocks.o kasprintf.o bitmap.o scatterlist.o \
44 list_sort.o uuid.o iov_iter.o clz_ctz.o \
45 bsearch.o find_bit.o llist.o memweight.o kfifo.o \
46 percpu-refcount.o rhashtable.o \
47 once.o refcount.o usercopy.o errseq.o bucket_locks.o \
49 obj-
$(CONFIG_STRING_SELFTEST
) += test_string.o
50 obj-y
+= string_helpers.o
51 obj-
$(CONFIG_TEST_STRING_HELPERS
) += test-string_helpers.o
53 obj-
$(CONFIG_TEST_HEXDUMP
) += test_hexdump.o
55 obj-
$(CONFIG_FIND_BIT_BENCHMARK
) += find_bit_benchmark.o
56 obj-
$(CONFIG_TEST_BPF
) += test_bpf.o
57 obj-
$(CONFIG_TEST_FIRMWARE
) += test_firmware.o
58 obj-
$(CONFIG_TEST_SYSCTL
) += test_sysctl.o
59 obj-
$(CONFIG_TEST_HASH
) += test_hash.o test_siphash.o
60 obj-
$(CONFIG_TEST_IDA
) += test_ida.o
61 obj-
$(CONFIG_TEST_KASAN
) += test_kasan.o
62 CFLAGS_test_kasan.o
+= -fno-builtin
63 CFLAGS_test_kasan.o
+= $(call cc-disable-warning
, vla
)
64 obj-
$(CONFIG_TEST_UBSAN
) += test_ubsan.o
65 CFLAGS_test_ubsan.o
+= $(call cc-disable-warning
, vla
)
66 UBSAN_SANITIZE_test_ubsan.o
:= y
67 obj-
$(CONFIG_TEST_KSTRTOX
) += test-kstrtox.o
68 obj-
$(CONFIG_TEST_LIST_SORT
) += test_list_sort.o
69 obj-
$(CONFIG_TEST_LKM
) += test_module.o
70 obj-
$(CONFIG_TEST_VMALLOC
) += test_vmalloc.o
71 obj-
$(CONFIG_TEST_OVERFLOW
) += test_overflow.o
72 obj-
$(CONFIG_TEST_RHASHTABLE
) += test_rhashtable.o
73 obj-
$(CONFIG_TEST_SORT
) += test_sort.o
74 obj-
$(CONFIG_TEST_USER_COPY
) += test_user_copy.o
75 obj-
$(CONFIG_TEST_STATIC_KEYS
) += test_static_keys.o
76 obj-
$(CONFIG_TEST_STATIC_KEYS
) += test_static_key_base.o
77 obj-
$(CONFIG_TEST_PRINTF
) += test_printf.o
78 obj-
$(CONFIG_TEST_BITMAP
) += test_bitmap.o
79 obj-
$(CONFIG_TEST_STRSCPY
) += test_strscpy.o
80 obj-
$(CONFIG_TEST_BITFIELD
) += test_bitfield.o
81 obj-
$(CONFIG_TEST_UUID
) += test_uuid.o
82 obj-
$(CONFIG_TEST_XARRAY
) += test_xarray.o
83 obj-
$(CONFIG_TEST_PARMAN
) += test_parman.o
84 obj-
$(CONFIG_TEST_KMOD
) += test_kmod.o
85 obj-
$(CONFIG_TEST_DEBUG_VIRTUAL
) += test_debug_virtual.o
86 obj-
$(CONFIG_TEST_MEMCAT_P
) += test_memcat_p.o
87 obj-
$(CONFIG_TEST_OBJAGG
) += test_objagg.o
88 obj-
$(CONFIG_TEST_STACKINIT
) += test_stackinit.o
89 obj-
$(CONFIG_TEST_BLACKHOLE_DEV
) += test_blackhole_dev.o
90 obj-
$(CONFIG_TEST_MEMINIT
) += test_meminit.o
92 obj-
$(CONFIG_TEST_LIVEPATCH
) += livepatch
/
94 obj-
$(CONFIG_KUNIT
) += kunit
/
96 ifeq ($(CONFIG_DEBUG_KOBJECT
),y
)
97 CFLAGS_kobject.o
+= -DDEBUG
98 CFLAGS_kobject_uevent.o
+= -DDEBUG
101 obj-
$(CONFIG_DEBUG_INFO_REDUCED
) += debug_info.o
102 CFLAGS_debug_info.o
+= $(call cc-option
, -femit-struct-debug-detailed
=any
)
104 obj-y
+= math
/ crypto
/
106 obj-
$(CONFIG_GENERIC_IOMAP
) += iomap.o
107 obj-
$(CONFIG_GENERIC_PCI_IOMAP
) += pci_iomap.o
108 obj-
$(CONFIG_HAS_IOMEM
) += iomap_copy.o devres.o
109 obj-
$(CONFIG_CHECK_SIGNATURE
) += check_signature.o
110 obj-
$(CONFIG_DEBUG_LOCKING_API_SELFTESTS
) += locking-selftest.o
114 obj-
$(CONFIG_GENERIC_HWEIGHT
) += hweight.o
116 obj-
$(CONFIG_BTREE
) += btree.o
117 obj-
$(CONFIG_INTERVAL_TREE
) += interval_tree.o
118 obj-
$(CONFIG_ASSOCIATIVE_ARRAY
) += assoc_array.o
119 obj-
$(CONFIG_DEBUG_PREEMPT
) += smp_processor_id.o
120 obj-
$(CONFIG_DEBUG_LIST
) += list_debug.o
121 obj-
$(CONFIG_DEBUG_OBJECTS
) += debugobjects.o
123 obj-
$(CONFIG_BITREVERSE
) += bitrev.o
124 obj-
$(CONFIG_PACKING
) += packing.o
125 obj-
$(CONFIG_CRC_CCITT
) += crc-ccitt.o
126 obj-
$(CONFIG_CRC16
) += crc16.o
127 obj-
$(CONFIG_CRC_T10DIF
)+= crc-t10dif.o
128 obj-
$(CONFIG_CRC_ITU_T
) += crc-itu-t.o
129 obj-
$(CONFIG_CRC32
) += crc32.o
130 obj-
$(CONFIG_CRC64
) += crc64.o
131 obj-
$(CONFIG_CRC32_SELFTEST
) += crc32test.o
132 obj-
$(CONFIG_CRC4
) += crc4.o
133 obj-
$(CONFIG_CRC7
) += crc7.o
134 obj-
$(CONFIG_LIBCRC32C
) += libcrc32c.o
135 obj-
$(CONFIG_CRC8
) += crc8.o
136 obj-
$(CONFIG_XXHASH
) += xxhash.o
137 obj-
$(CONFIG_GENERIC_ALLOCATOR
) += genalloc.o
139 obj-
$(CONFIG_842_COMPRESS
) += 842/
140 obj-
$(CONFIG_842_DECOMPRESS
) += 842/
141 obj-
$(CONFIG_ZLIB_INFLATE
) += zlib_inflate
/
142 obj-
$(CONFIG_ZLIB_DEFLATE
) += zlib_deflate
/
143 obj-
$(CONFIG_REED_SOLOMON
) += reed_solomon
/
144 obj-
$(CONFIG_BCH
) += bch.o
145 obj-
$(CONFIG_LZO_COMPRESS
) += lzo
/
146 obj-
$(CONFIG_LZO_DECOMPRESS
) += lzo
/
147 obj-
$(CONFIG_LZ4_COMPRESS
) += lz4
/
148 obj-
$(CONFIG_LZ4HC_COMPRESS
) += lz4
/
149 obj-
$(CONFIG_LZ4_DECOMPRESS
) += lz4
/
150 obj-
$(CONFIG_ZSTD_COMPRESS
) += zstd
/
151 obj-
$(CONFIG_ZSTD_DECOMPRESS
) += zstd
/
152 obj-
$(CONFIG_XZ_DEC
) += xz
/
153 obj-
$(CONFIG_RAID6_PQ
) += raid6
/
155 lib-
$(CONFIG_DECOMPRESS_GZIP
) += decompress_inflate.o
156 lib-
$(CONFIG_DECOMPRESS_BZIP2
) += decompress_bunzip2.o
157 lib-
$(CONFIG_DECOMPRESS_LZMA
) += decompress_unlzma.o
158 lib-
$(CONFIG_DECOMPRESS_XZ
) += decompress_unxz.o
159 lib-
$(CONFIG_DECOMPRESS_LZO
) += decompress_unlzo.o
160 lib-
$(CONFIG_DECOMPRESS_LZ4
) += decompress_unlz4.o
162 obj-
$(CONFIG_TEXTSEARCH
) += textsearch.o
163 obj-
$(CONFIG_TEXTSEARCH_KMP
) += ts_kmp.o
164 obj-
$(CONFIG_TEXTSEARCH_BM
) += ts_bm.o
165 obj-
$(CONFIG_TEXTSEARCH_FSM
) += ts_fsm.o
166 obj-
$(CONFIG_SMP
) += percpu_counter.o
167 obj-
$(CONFIG_AUDIT_GENERIC
) += audit.o
168 obj-
$(CONFIG_AUDIT_COMPAT_GENERIC
) += compat_audit.o
170 obj-
$(CONFIG_IOMMU_HELPER
) += iommu-helper.o
171 obj-
$(CONFIG_FAULT_INJECTION
) += fault-inject.o
172 obj-
$(CONFIG_NOTIFIER_ERROR_INJECTION
) += notifier-error-inject.o
173 obj-
$(CONFIG_PM_NOTIFIER_ERROR_INJECT
) += pm-notifier-error-inject.o
174 obj-
$(CONFIG_NETDEV_NOTIFIER_ERROR_INJECT
) += netdev-notifier-error-inject.o
175 obj-
$(CONFIG_MEMORY_NOTIFIER_ERROR_INJECT
) += memory-notifier-error-inject.o
176 obj-
$(CONFIG_OF_RECONFIG_NOTIFIER_ERROR_INJECT
) += \
177 of-reconfig-notifier-error-inject.o
178 obj-
$(CONFIG_FUNCTION_ERROR_INJECTION
) += error-inject.o
180 lib-
$(CONFIG_GENERIC_BUG
) += bug.o
182 obj-
$(CONFIG_HAVE_ARCH_TRACEHOOK
) += syscall.o
184 obj-
$(CONFIG_DYNAMIC_DEBUG
) += dynamic_debug.o
185 obj-
$(CONFIG_SYMBOLIC_ERRNAME
) += errname.o
187 obj-
$(CONFIG_NLATTR
) += nlattr.o
189 obj-
$(CONFIG_LRU_CACHE
) += lru_cache.o
191 obj-
$(CONFIG_GENERIC_CSUM
) += checksum.o
193 obj-
$(CONFIG_GENERIC_ATOMIC64
) += atomic64.o
195 obj-
$(CONFIG_ATOMIC64_SELFTEST
) += atomic64_test.o
197 obj-
$(CONFIG_CPU_RMAP
) += cpu_rmap.o
199 obj-
$(CONFIG_DQL
) += dynamic_queue_limits.o
201 obj-
$(CONFIG_GLOB
) += glob.o
202 obj-
$(CONFIG_GLOB_SELFTEST
) += globtest.o
204 obj-
$(CONFIG_MPILIB
) += mpi
/
205 obj-
$(CONFIG_DIMLIB
) += dim
/
206 obj-
$(CONFIG_SIGNATURE
) += digsig.o
208 lib-
$(CONFIG_CLZ_TAB
) += clz_tab.o
210 obj-
$(CONFIG_GENERIC_STRNCPY_FROM_USER
) += strncpy_from_user.o
211 obj-
$(CONFIG_GENERIC_STRNLEN_USER
) += strnlen_user.o
213 obj-
$(CONFIG_GENERIC_NET_UTILS
) += net_utils.o
215 obj-
$(CONFIG_SG_SPLIT
) += sg_split.o
216 obj-
$(CONFIG_SG_POOL
) += sg_pool.o
217 obj-
$(CONFIG_MEMREGION
) += memregion.o
218 obj-
$(CONFIG_STMP_DEVICE
) += stmp_device.o
219 obj-
$(CONFIG_IRQ_POLL
) += irq_poll.o
221 obj-
$(CONFIG_STACKDEPOT
) += stackdepot.o
222 KASAN_SANITIZE_stackdepot.o
:= n
223 KCOV_INSTRUMENT_stackdepot.o
:= n
225 libfdt_files
= fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o \
226 fdt_empty_tree.o fdt_addresses.o
227 $(foreach file
, $(libfdt_files
), \
228 $(eval CFLAGS_
$(file
) = -I
$(srctree
)/scripts
/dtc
/libfdt
))
229 lib-
$(CONFIG_LIBFDT
) += $(libfdt_files
)
231 obj-
$(CONFIG_RBTREE_TEST
) += rbtree_test.o
232 obj-
$(CONFIG_INTERVAL_TREE_TEST
) += interval_tree_test.o
234 obj-
$(CONFIG_PERCPU_TEST
) += percpu_test.o
236 obj-
$(CONFIG_ASN1
) += asn1_decoder.o
238 obj-
$(CONFIG_FONT_SUPPORT
) += fonts
/
240 hostprogs-y
:= gen_crc32table
241 hostprogs-y
+= gen_crc64table
242 clean-files
:= crc32table.h
243 clean-files
+= crc64table.h
245 $(obj
)/crc32.o
: $(obj
)/crc32table.h
247 quiet_cmd_crc32
= GEN
$@
250 $(obj
)/crc32table.h
: $(obj
)/gen_crc32table
253 $(obj
)/crc64.o
: $(obj
)/crc64table.h
255 quiet_cmd_crc64
= GEN
$@
258 $(obj
)/crc64table.h
: $(obj
)/gen_crc64table
262 # Build a fast OID lookip registry from include/linux/oid_registry.h
264 obj-
$(CONFIG_OID_REGISTRY
) += oid_registry.o
266 $(obj
)/oid_registry.o
: $(obj
)/oid_registry_data.c
268 $(obj
)/oid_registry_data.c
: $(srctree
)/include/linux
/oid_registry.h \
269 $(src
)/build_OID_registry
270 $(call cmd
,build_OID_registry
)
272 quiet_cmd_build_OID_registry
= GEN
$@
273 cmd_build_OID_registry
= perl
$(srctree
)/$(src
)/build_OID_registry
$< $@
275 clean-files
+= oid_registry_data.c
277 obj-
$(CONFIG_UCS2_STRING
) += ucs2_string.o
278 obj-
$(CONFIG_UBSAN
) += ubsan.o
280 UBSAN_SANITIZE_ubsan.o
:= n
281 KASAN_SANITIZE_ubsan.o
:= n
282 CFLAGS_ubsan.o
:= $(call cc-option
, -fno-stack-protector
) $(DISABLE_STACKLEAK_PLUGIN
)
284 obj-
$(CONFIG_SBITMAP
) += sbitmap.o
286 obj-
$(CONFIG_PARMAN
) += parman.o
288 # GCC library routines
289 obj-
$(CONFIG_GENERIC_LIB_ASHLDI3
) += ashldi3.o
290 obj-
$(CONFIG_GENERIC_LIB_ASHRDI3
) += ashrdi3.o
291 obj-
$(CONFIG_GENERIC_LIB_LSHRDI3
) += lshrdi3.o
292 obj-
$(CONFIG_GENERIC_LIB_MULDI3
) += muldi3.o
293 obj-
$(CONFIG_GENERIC_LIB_CMPDI2
) += cmpdi2.o
294 obj-
$(CONFIG_GENERIC_LIB_UCMPDI2
) += ucmpdi2.o
295 obj-
$(CONFIG_OBJAGG
) += objagg.o
298 obj-
$(CONFIG_LIST_KUNIT_TEST
) += list-test.o