1 # SPDX-License-Identifier: GPL-2.0
2 #
3 # Makefile for some libs needed in the kernel.
4 #
5
6 ccflags-remove-$(CONFIG_FUNCTION_TRACER) += $(
7
8 # These files are disabled because they produc
9 # flaky coverage that is not a function of sys
10 # rbtree can be global and individual rotation
11 KCOV_INSTRUMENT_string.o := n
12 KCOV_INSTRUMENT_rbtree.o := n
13 KCOV_INSTRUMENT_list_debug.o := n
14 KCOV_INSTRUMENT_debugobjects.o := n
15 KCOV_INSTRUMENT_dynamic_debug.o := n
16 KCOV_INSTRUMENT_fault-inject.o := n
17 KCOV_INSTRUMENT_find_bit.o := n
18
19 # string.o implements standard library functio
20 # Use -ffreestanding to ensure that the compil
21 # them into calls to themselves.
22 CFLAGS_string.o := -ffreestanding
23
24 # Early boot use of cmdline, don't instrument
25 ifdef CONFIG_AMD_MEM_ENCRYPT
26 KASAN_SANITIZE_string.o := n
27
28 CFLAGS_string.o += -fno-stack-protector
29 endif
30
31 lib-y := ctype.o string.o vsprintf.o cmdline.o
32 rbtree.o radix-tree.o timerqueue.o xa
33 maple_tree.o idr.o extable.o irq_regs
34 flex_proportions.o ratelimit.o \
35 is_single_threaded.o plist.o decompre
36 earlycpio.o seq_buf.o siphash.o dec_a
37 nmi_backtrace.o win_minmax.o memcat_p
38 buildid.o objpool.o union_find.o
39
40 lib-$(CONFIG_PRINTK) += dump_stack.o
41 lib-$(CONFIG_SMP) += cpumask.o
42
43 lib-y += kobject.o klist.o
44 obj-y += lockref.o
45
46 obj-y += bcd.o sort.o parser.o debug_locks.o r
47 bust_spinlocks.o kasprintf.o bitmap.o
48 list_sort.o uuid.o iov_iter.o clz_ctz
49 bsearch.o find_bit.o llist.o lwq.o me
50 percpu-refcount.o rhashtable.o base64
51 once.o refcount.o rcuref.o usercopy.o
52 generic-radix-tree.o bitmap-str.o
53 obj-$(CONFIG_STRING_KUNIT_TEST) += string_kuni
54 obj-y += string_helpers.o
55 obj-$(CONFIG_STRING_HELPERS_KUNIT_TEST) += str
56 obj-y += hexdump.o
57 obj-$(CONFIG_TEST_HEXDUMP) += test_hexdump.o
58 obj-y += kstrtox.o
59 obj-$(CONFIG_FIND_BIT_BENCHMARK) += find_bit_b
60 obj-$(CONFIG_TEST_BPF) += test_bpf.o
61 test_dhry-objs := dhry_1.o dhry_2.o dhry_run.o
62 obj-$(CONFIG_TEST_DHRY) += test_dhry.o
63 obj-$(CONFIG_TEST_FIRMWARE) += test_firmware.o
64 obj-$(CONFIG_TEST_BITOPS) += test_bitops.o
65 CFLAGS_test_bitops.o += -Werror
66 obj-$(CONFIG_CPUMASK_KUNIT_TEST) += cpumask_ku
67 obj-$(CONFIG_TEST_SYSCTL) += test_sysctl.o
68 obj-$(CONFIG_TEST_IOV_ITER) += kunit_iov_iter.
69 obj-$(CONFIG_HASH_KUNIT_TEST) += test_hash.o
70 obj-$(CONFIG_TEST_IDA) += test_ida.o
71 obj-$(CONFIG_TEST_UBSAN) += test_ubsan.o
72 CFLAGS_test_ubsan.o += $(call cc-disable-warni
73 CFLAGS_test_ubsan.o += $(call cc-disable-warni
74 UBSAN_SANITIZE_test_ubsan.o := y
75 obj-$(CONFIG_TEST_KSTRTOX) += test-kstrtox.o
76 obj-$(CONFIG_TEST_LIST_SORT) += test_list_sort
77 obj-$(CONFIG_TEST_MIN_HEAP) += test_min_heap.o
78 obj-$(CONFIG_TEST_LKM) += test_module.o
79 obj-$(CONFIG_TEST_VMALLOC) += test_vmalloc.o
80 obj-$(CONFIG_TEST_RHASHTABLE) += test_rhashtab
81 obj-$(CONFIG_TEST_SORT) += test_sort.o
82 obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_
83 obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_
84 obj-$(CONFIG_TEST_DYNAMIC_DEBUG) += test_dynam
85 obj-$(CONFIG_TEST_PRINTF) += test_printf.o
86 obj-$(CONFIG_TEST_SCANF) += test_scanf.o
87
88 obj-$(CONFIG_TEST_BITMAP) += test_bitmap.o
89 ifeq ($(CONFIG_CC_IS_CLANG)$(CONFIG_KASAN),yy)
90 # FIXME: Clang breaks test_bitmap_const_eval w
91 GCOV_PROFILE_test_bitmap.o := n
92 endif
93
94 obj-$(CONFIG_TEST_UUID) += test_uuid.o
95 obj-$(CONFIG_TEST_XARRAY) += test_xarray.o
96 obj-$(CONFIG_TEST_MAPLE_TREE) += test_maple_tr
97 obj-$(CONFIG_TEST_PARMAN) += test_parman.o
98 obj-$(CONFIG_TEST_KMOD) += test_kmod.o
99 obj-$(CONFIG_TEST_DEBUG_VIRTUAL) += test_debug
100 obj-$(CONFIG_TEST_MEMCAT_P) += test_memcat_p.o
101 obj-$(CONFIG_TEST_OBJAGG) += test_objagg.o
102 obj-$(CONFIG_TEST_BLACKHOLE_DEV) += test_black
103 obj-$(CONFIG_TEST_MEMINIT) += test_meminit.o
104 obj-$(CONFIG_TEST_LOCKUP) += test_lockup.o
105 obj-$(CONFIG_TEST_HMM) += test_hmm.o
106 obj-$(CONFIG_TEST_FREE_PAGES) += test_free_pag
107 obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kpro
108 obj-$(CONFIG_TEST_REF_TRACKER) += test_ref_tra
109 CFLAGS_test_fprobe.o += $(CC_FLAGS_FTRACE)
110 obj-$(CONFIG_FPROBE_SANITY_TEST) += test_fprob
111 obj-$(CONFIG_TEST_OBJPOOL) += test_objpool.o
112
113 obj-$(CONFIG_TEST_FPU) += test_fpu.o
114 test_fpu-y := test_fpu_glue.o test_fpu_impl.o
115 CFLAGS_test_fpu_impl.o += $(CC_FLAGS_FPU)
116 CFLAGS_REMOVE_test_fpu_impl.o += $(CC_FLAGS_NO
117
118 # Some KUnit files (hooks.o) need to be built-
119 # so we can't just use obj-$(CONFIG_KUNIT).
120 ifdef CONFIG_KUNIT
121 obj-y += kunit/
122 endif
123
124 ifeq ($(CONFIG_DEBUG_KOBJECT),y)
125 CFLAGS_kobject.o += -DDEBUG
126 CFLAGS_kobject_uevent.o += -DDEBUG
127 endif
128
129 obj-$(CONFIG_DEBUG_INFO_REDUCED) += debug_info
130 CFLAGS_debug_info.o += $(call cc-option, -femi
131
132 obj-y += math/ crypto/
133
134 obj-$(CONFIG_GENERIC_IOMAP) += iomap.o
135 obj-$(CONFIG_HAS_IOMEM) += iomap_copy.o devres
136 obj-$(CONFIG_CHECK_SIGNATURE) += check_signatu
137 obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += l
138
139 lib-y += logic_pio.o
140
141 lib-$(CONFIG_INDIRECT_IOMEM) += logic_iomem.o
142
143 obj-$(CONFIG_TRACE_MMIO_ACCESS) += trace_readw
144
145 obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
146
147 obj-$(CONFIG_BTREE) += btree.o
148 obj-$(CONFIG_INTERVAL_TREE) += interval_tree.o
149 obj-$(CONFIG_ASSOCIATIVE_ARRAY) += assoc_array
150 obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_i
151 obj-$(CONFIG_LIST_HARDENED) += list_debug.o
152 obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o
153
154 obj-$(CONFIG_BITREVERSE) += bitrev.o
155 obj-$(CONFIG_LINEAR_RANGES) += linear_ranges.o
156 obj-$(CONFIG_PACKING) += packing.o
157 obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o
158 obj-$(CONFIG_CRC16) += crc16.o
159 obj-$(CONFIG_CRC_T10DIF)+= crc-t10dif.o
160 obj-$(CONFIG_CRC_ITU_T) += crc-itu-t.o
161 obj-$(CONFIG_CRC32) += crc32.o
162 obj-$(CONFIG_CRC64) += crc64.o
163 obj-$(CONFIG_CRC32_SELFTEST) += crc32test.o
164 obj-$(CONFIG_CRC4) += crc4.o
165 obj-$(CONFIG_CRC7) += crc7.o
166 obj-$(CONFIG_LIBCRC32C) += libcrc32c.o
167 obj-$(CONFIG_CRC8) += crc8.o
168 obj-$(CONFIG_CRC64_ROCKSOFT) += crc64-rocksoft
169 obj-$(CONFIG_XXHASH) += xxhash.o
170 obj-$(CONFIG_GENERIC_ALLOCATOR) += genalloc.o
171
172 obj-$(CONFIG_842_COMPRESS) += 842/
173 obj-$(CONFIG_842_DECOMPRESS) += 842/
174 obj-$(CONFIG_ZLIB_INFLATE) += zlib_inflate/
175 obj-$(CONFIG_ZLIB_DEFLATE) += zlib_deflate/
176 obj-$(CONFIG_ZLIB_DFLTCC) += zlib_dfltcc/
177 obj-$(CONFIG_REED_SOLOMON) += reed_solomon/
178 obj-$(CONFIG_BCH) += bch.o
179 obj-$(CONFIG_LZO_COMPRESS) += lzo/
180 obj-$(CONFIG_LZO_DECOMPRESS) += lzo/
181 obj-$(CONFIG_LZ4_COMPRESS) += lz4/
182 obj-$(CONFIG_LZ4HC_COMPRESS) += lz4/
183 obj-$(CONFIG_LZ4_DECOMPRESS) += lz4/
184 obj-$(CONFIG_ZSTD_COMPRESS) += zstd/
185 obj-$(CONFIG_ZSTD_DECOMPRESS) += zstd/
186 obj-$(CONFIG_XZ_DEC) += xz/
187 obj-$(CONFIG_RAID6_PQ) += raid6/
188
189 lib-$(CONFIG_DECOMPRESS_GZIP) += decompress_in
190 lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_b
191 lib-$(CONFIG_DECOMPRESS_LZMA) += decompress_un
192 lib-$(CONFIG_DECOMPRESS_XZ) += decompress_unxz
193 lib-$(CONFIG_DECOMPRESS_LZO) += decompress_unl
194 lib-$(CONFIG_DECOMPRESS_LZ4) += decompress_unl
195 lib-$(CONFIG_DECOMPRESS_ZSTD) += decompress_un
196
197 obj-$(CONFIG_TEXTSEARCH) += textsearch.o
198 obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o
199 obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o
200 obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o
201 obj-$(CONFIG_SMP) += percpu_counter.o
202 obj-$(CONFIG_AUDIT_GENERIC) += audit.o
203 obj-$(CONFIG_AUDIT_COMPAT_GENERIC) += compat_a
204
205 obj-$(CONFIG_IOMMU_HELPER) += iommu-helper.o
206 obj-$(CONFIG_FAULT_INJECTION) += fault-inject.
207 obj-$(CONFIG_FAULT_INJECTION_USERCOPY) += faul
208 obj-$(CONFIG_NOTIFIER_ERROR_INJECTION) += noti
209 obj-$(CONFIG_PM_NOTIFIER_ERROR_INJECT) += pm-n
210 obj-$(CONFIG_NETDEV_NOTIFIER_ERROR_INJECT) +=
211 obj-$(CONFIG_MEMORY_NOTIFIER_ERROR_INJECT) +=
212 obj-$(CONFIG_OF_RECONFIG_NOTIFIER_ERROR_INJECT
213 of-reconfig-notifier-error-inject.o
214 obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += erro
215
216 obj-$(CONFIG_CODE_TAGGING) += codetag.o
217 obj-$(CONFIG_MEM_ALLOC_PROFILING) += alloc_tag
218
219 lib-$(CONFIG_GENERIC_BUG) += bug.o
220
221 obj-$(CONFIG_HAVE_ARCH_TRACEHOOK) += syscall.o
222 obj-$(CONFIG_ARCH_NEED_CMPXCHG_1_EMU) += cmpxc
223
224 obj-$(CONFIG_DYNAMIC_DEBUG_CORE) += dynamic_de
225 #ensure exported functions have prototypes
226 CFLAGS_dynamic_debug.o := -DDYNAMIC_DEBUG_MODU
227
228 obj-$(CONFIG_SYMBOLIC_ERRNAME) += errname.o
229
230 obj-$(CONFIG_NLATTR) += nlattr.o
231
232 obj-$(CONFIG_LRU_CACHE) += lru_cache.o
233
234 obj-$(CONFIG_GENERIC_CSUM) += checksum.o
235
236 obj-$(CONFIG_GENERIC_ATOMIC64) += atomic64.o
237
238 obj-$(CONFIG_ATOMIC64_SELFTEST) += atomic64_te
239
240 obj-$(CONFIG_CPU_RMAP) += cpu_rmap.o
241
242 obj-$(CONFIG_CLOSURES) += closure.o
243
244 obj-$(CONFIG_DQL) += dynamic_queue_limits.o
245
246 obj-$(CONFIG_GLOB) += glob.o
247 obj-$(CONFIG_GLOB_SELFTEST) += globtest.o
248
249 obj-$(CONFIG_DIMLIB) += dim/
250 obj-$(CONFIG_SIGNATURE) += digsig.o
251
252 lib-$(CONFIG_CLZ_TAB) += clz_tab.o
253
254 obj-$(CONFIG_GENERIC_STRNCPY_FROM_USER) += str
255 obj-$(CONFIG_GENERIC_STRNLEN_USER) += strnlen_
256
257 obj-$(CONFIG_GENERIC_NET_UTILS) += net_utils.o
258
259 obj-$(CONFIG_SG_SPLIT) += sg_split.o
260 obj-$(CONFIG_SG_POOL) += sg_pool.o
261 obj-$(CONFIG_MEMREGION) += memregion.o
262 obj-$(CONFIG_STMP_DEVICE) += stmp_device.o
263 obj-$(CONFIG_IRQ_POLL) += irq_poll.o
264
265 obj-$(CONFIG_POLYNOMIAL) += polynomial.o
266
267 # stackdepot.c should not be instrumented or c
268 # Prevent the compiler from calling builtins l
269 # file.
270 CFLAGS_stackdepot.o += -fno-builtin
271 obj-$(CONFIG_STACKDEPOT) += stackdepot.o
272 KASAN_SANITIZE_stackdepot.o := n
273 # In particular, instrumenting stackdepot.c wi
274 # recursion.
275 KMSAN_SANITIZE_stackdepot.o := n
276 KCOV_INSTRUMENT_stackdepot.o := n
277
278 obj-$(CONFIG_REF_TRACKER) += ref_tracker.o
279
280 libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw
281 fdt_empty_tree.o fdt_addresses.
282 $(foreach file, $(libfdt_files), \
283 $(eval CFLAGS_$(file) = -I $(srctree)/
284 lib-$(CONFIG_LIBFDT) += $(libfdt_files)
285
286 obj-$(CONFIG_BOOT_CONFIG) += bootconfig.o
287 obj-$(CONFIG_BOOT_CONFIG_EMBED) += bootconfig-
288
289 $(obj)/bootconfig-data.o: $(obj)/default.bconf
290
291 targets += default.bconf
292 filechk_defbconf = cat $(or $(real-prereqs), /
293 $(obj)/default.bconf: $(CONFIG_BOOT_CONFIG_EMB
294 $(call filechk,defbconf)
295
296 obj-$(CONFIG_RBTREE_TEST) += rbtree_test.o
297 obj-$(CONFIG_INTERVAL_TREE_TEST) += interval_t
298
299 obj-$(CONFIG_PERCPU_TEST) += percpu_test.o
300
301 obj-$(CONFIG_ASN1) += asn1_decoder.o
302 obj-$(CONFIG_ASN1_ENCODER) += asn1_encoder.o
303
304 obj-$(CONFIG_FONT_SUPPORT) += fonts/
305
306 hostprogs := gen_crc32table
307 hostprogs += gen_crc64table
308 clean-files := crc32table.h
309 clean-files += crc64table.h
310
311 $(obj)/crc32.o: $(obj)/crc32table.h
312
313 quiet_cmd_crc32 = GEN $@
314 cmd_crc32 = $< > $@
315
316 $(obj)/crc32table.h: $(obj)/gen_crc32table
317 $(call cmd,crc32)
318
319 $(obj)/crc64.o: $(obj)/crc64table.h
320
321 quiet_cmd_crc64 = GEN $@
322 cmd_crc64 = $< > $@
323
324 $(obj)/crc64table.h: $(obj)/gen_crc64table
325 $(call cmd,crc64)
326
327 #
328 # Build a fast OID lookip registry from includ
329 #
330 obj-$(CONFIG_OID_REGISTRY) += oid_registry.o
331
332 $(obj)/oid_registry.o: $(obj)/oid_registry_dat
333
334 $(obj)/oid_registry_data.c: $(srctree)/include
335 $(src)/build_OID_r
336 $(call cmd,build_OID_registry)
337
338 quiet_cmd_build_OID_registry = GEN $@
339 cmd_build_OID_registry = perl $(src)/bui
340
341 clean-files += oid_registry_data.c
342
343 obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
344 obj-$(CONFIG_UBSAN) += ubsan.o
345
346 UBSAN_SANITIZE_ubsan.o := n
347 KASAN_SANITIZE_ubsan.o := n
348 KCSAN_SANITIZE_ubsan.o := n
349 CFLAGS_ubsan.o := -fno-stack-protector $(DISAB
350
351 obj-$(CONFIG_SBITMAP) += sbitmap.o
352
353 obj-$(CONFIG_PARMAN) += parman.o
354
355 obj-y += group_cpus.o
356
357 # GCC library routines
358 obj-$(CONFIG_GENERIC_LIB_ASHLDI3) += ashldi3.o
359 obj-$(CONFIG_GENERIC_LIB_ASHRDI3) += ashrdi3.o
360 obj-$(CONFIG_GENERIC_LIB_LSHRDI3) += lshrdi3.o
361 obj-$(CONFIG_GENERIC_LIB_MULDI3) += muldi3.o
362 obj-$(CONFIG_GENERIC_LIB_CMPDI2) += cmpdi2.o
363 obj-$(CONFIG_GENERIC_LIB_UCMPDI2) += ucmpdi2.o
364 obj-$(CONFIG_OBJAGG) += objagg.o
365
366 # pldmfw library
367 obj-$(CONFIG_PLDMFW) += pldmfw/
368
369 # KUnit tests
370 CFLAGS_bitfield_kunit.o := $(DISABLE_STRUCTLEA
371 obj-$(CONFIG_BITFIELD_KUNIT) += bitfield_kunit
372 obj-$(CONFIG_CHECKSUM_KUNIT) += checksum_kunit
373 obj-$(CONFIG_LIST_KUNIT_TEST) += list-test.o
374 obj-$(CONFIG_HASHTABLE_KUNIT_TEST) += hashtabl
375 obj-$(CONFIG_LINEAR_RANGES_TEST) += test_linea
376 obj-$(CONFIG_BITS_TEST) += test_bits.o
377 obj-$(CONFIG_CMDLINE_KUNIT_TEST) += cmdline_ku
378 obj-$(CONFIG_SLUB_KUNIT_TEST) += slub_kunit.o
379 obj-$(CONFIG_MEMCPY_KUNIT_TEST) += memcpy_kuni
380 obj-$(CONFIG_IS_SIGNED_TYPE_KUNIT_TEST) += is_
381 CFLAGS_overflow_kunit.o = $(call cc-disable-wa
382 obj-$(CONFIG_OVERFLOW_KUNIT_TEST) += overflow_
383 CFLAGS_stackinit_kunit.o += $(call cc-disable-
384 obj-$(CONFIG_STACKINIT_KUNIT_TEST) += stackini
385 CFLAGS_fortify_kunit.o += $(call cc-disable-wa
386 CFLAGS_fortify_kunit.o += $(call cc-disable-wa
387 CFLAGS_fortify_kunit.o += $(call cc-disable-wa
388 CFLAGS_fortify_kunit.o += $(DISABLE_STRUCTLEAK
389 obj-$(CONFIG_FORTIFY_KUNIT_TEST) += fortify_ku
390 obj-$(CONFIG_SIPHASH_KUNIT_TEST) += siphash_ku
391 obj-$(CONFIG_USERCOPY_KUNIT_TEST) += usercopy_
392
393 obj-$(CONFIG_GENERIC_LIB_DEVMEM_IS_ALLOWED) +=
394
395 obj-$(CONFIG_FIRMWARE_TABLE) += fw_table.o
396
397 subdir-$(CONFIG_FORTIFY_SOURCE) += test_fortif
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.