OSCL-LXR

0001 # SPDX-License-Identifier: GPL-2.0
0002 #
0003 # Makefile for some libs needed in the kernel.
0004 #
0005
0006 ccflags-remove-$(CONFIG_FUNCTION_TRACER) += $(CC_FLAGS_FTRACE)
0007
0008 # These files are disabled because they produce lots of non-interesting and/or
0009 # flaky coverage that is not a function of syscall inputs. For example,
0010 # rbtree can be global and individual rotations don't correlate with inputs.
0011 KCOV_INSTRUMENT_string.o := n
0012 KCOV_INSTRUMENT_rbtree.o := n
0013 KCOV_INSTRUMENT_list_debug.o := n
0014 KCOV_INSTRUMENT_debugobjects.o := n
0015 KCOV_INSTRUMENT_dynamic_debug.o := n
0016 KCOV_INSTRUMENT_fault-inject.o := n
0017
0018 # string.o implements standard library functions like memset/memcpy etc.
0019 # Use -ffreestanding to ensure that the compiler does not try to "optimize"
0020 # them into calls to themselves.
0021 CFLAGS_string.o := -ffreestanding
0022
0023 # Early boot use of cmdline, don't instrument it
0024 ifdef CONFIG_AMD_MEM_ENCRYPT
0025 KASAN_SANITIZE_string.o := n
0026
0027 CFLAGS_string.o += -fno-stack-protector
0028 endif
0029
0030 lib-y := ctype.o string.o vsprintf.o cmdline.o \
0031          rbtree.o radix-tree.o timerqueue.o xarray.o \
0032          idr.o extable.o irq_regs.o argv_split.o \
0033          flex_proportions.o ratelimit.o show_mem.o \
0034          is_single_threaded.o plist.o decompress.o kobject_uevent.o \
0035          earlycpio.o seq_buf.o siphash.o dec_and_lock.o \
0036          nmi_backtrace.o win_minmax.o memcat_p.o \
0037          buildid.o
0038
0039 lib-$(CONFIG_PRINTK) += dump_stack.o
0040 lib-$(CONFIG_SMP) += cpumask.o
0041
0042 lib-y   += kobject.o klist.o
0043 obj-y   += lockref.o
0044
0045 obj-y += bcd.o sort.o parser.o debug_locks.o random32.o \
0046          bust_spinlocks.o kasprintf.o bitmap.o scatterlist.o \
0047          list_sort.o uuid.o iov_iter.o clz_ctz.o \
0048          bsearch.o find_bit.o llist.o memweight.o kfifo.o \
0049          percpu-refcount.o rhashtable.o base64.o \
0050          once.o refcount.o usercopy.o errseq.o bucket_locks.o \
0051          generic-radix-tree.o
0052 obj-$(CONFIG_STRING_SELFTEST) += test_string.o
0053 obj-y += string_helpers.o
0054 obj-$(CONFIG_TEST_STRING_HELPERS) += test-string_helpers.o
0055 obj-y += hexdump.o
0056 obj-$(CONFIG_TEST_HEXDUMP) += test_hexdump.o
0057 obj-y += kstrtox.o
0058 obj-$(CONFIG_FIND_BIT_BENCHMARK) += find_bit_benchmark.o
0059 obj-$(CONFIG_TEST_BPF) += test_bpf.o
0060 obj-$(CONFIG_TEST_FIRMWARE) += test_firmware.o
0061 obj-$(CONFIG_TEST_BITOPS) += test_bitops.o
0062 CFLAGS_test_bitops.o += -Werror
0063 obj-$(CONFIG_CPUMASK_KUNIT_TEST) += cpumask_kunit.o
0064 obj-$(CONFIG_TEST_SYSCTL) += test_sysctl.o
0065 obj-$(CONFIG_TEST_SIPHASH) += test_siphash.o
0066 obj-$(CONFIG_HASH_KUNIT_TEST) += test_hash.o
0067 obj-$(CONFIG_TEST_IDA) += test_ida.o
0068 obj-$(CONFIG_KASAN_KUNIT_TEST) += test_kasan.o
0069 CFLAGS_test_kasan.o += -fno-builtin
0070 CFLAGS_test_kasan.o += $(call cc-disable-warning, vla)
0071 obj-$(CONFIG_KASAN_MODULE_TEST) += test_kasan_module.o
0072 CFLAGS_test_kasan_module.o += -fno-builtin
0073 obj-$(CONFIG_TEST_UBSAN) += test_ubsan.o
0074 CFLAGS_test_ubsan.o += $(call cc-disable-warning, vla)
0075 UBSAN_SANITIZE_test_ubsan.o := y
0076 obj-$(CONFIG_TEST_KSTRTOX) += test-kstrtox.o
0077 obj-$(CONFIG_TEST_LIST_SORT) += test_list_sort.o
0078 obj-$(CONFIG_TEST_MIN_HEAP) += test_min_heap.o
0079 obj-$(CONFIG_TEST_LKM) += test_module.o
0080 obj-$(CONFIG_TEST_VMALLOC) += test_vmalloc.o
0081 obj-$(CONFIG_TEST_RHASHTABLE) += test_rhashtable.o
0082 obj-$(CONFIG_TEST_SORT) += test_sort.o
0083 obj-$(CONFIG_TEST_USER_COPY) += test_user_copy.o
0084 obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_keys.o
0085 obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_key_base.o
0086 obj-$(CONFIG_TEST_PRINTF) += test_printf.o
0087 obj-$(CONFIG_TEST_SCANF) += test_scanf.o
0088 obj-$(CONFIG_TEST_BITMAP) += test_bitmap.o
0089 obj-$(CONFIG_TEST_STRSCPY) += test_strscpy.o
0090 obj-$(CONFIG_TEST_UUID) += test_uuid.o
0091 obj-$(CONFIG_TEST_XARRAY) += test_xarray.o
0092 obj-$(CONFIG_TEST_PARMAN) += test_parman.o
0093 obj-$(CONFIG_TEST_KMOD) += test_kmod.o
0094 obj-$(CONFIG_TEST_DEBUG_VIRTUAL) += test_debug_virtual.o
0095 obj-$(CONFIG_TEST_MEMCAT_P) += test_memcat_p.o
0096 obj-$(CONFIG_TEST_OBJAGG) += test_objagg.o
0097 obj-$(CONFIG_TEST_BLACKHOLE_DEV) += test_blackhole_dev.o
0098 obj-$(CONFIG_TEST_MEMINIT) += test_meminit.o
0099 obj-$(CONFIG_TEST_LOCKUP) += test_lockup.o
0100 obj-$(CONFIG_TEST_HMM) += test_hmm.o
0101 obj-$(CONFIG_TEST_FREE_PAGES) += test_free_pages.o
0102 obj-$(CONFIG_KPROBES_SANITY_TEST) += test_kprobes.o
0103 obj-$(CONFIG_TEST_REF_TRACKER) += test_ref_tracker.o
0104 CFLAGS_test_fprobe.o += $(CC_FLAGS_FTRACE)
0105 obj-$(CONFIG_FPROBE_SANITY_TEST) += test_fprobe.o
0106 #
0107 # CFLAGS for compiling floating point code inside the kernel. x86/Makefile turns
0108 # off the generation of FPU/SSE* instructions for kernel proper but FPU_FLAGS
0109 # get appended last to CFLAGS and thus override those previous compiler options.
0110 #
0111 FPU_CFLAGS := -msse -msse2
0112 ifdef CONFIG_CC_IS_GCC
0113 # Stack alignment mismatch, proceed with caution.
0114 # GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
0115 # (8B stack alignment).
0116 # See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53383
0117 #
0118 # The "-msse" in the first argument is there so that the
0119 # -mpreferred-stack-boundary=3 build error:
0120 #
0121 #  -mpreferred-stack-boundary=3 is not between 4 and 12
0122 #
0123 # can be triggered. Otherwise gcc doesn't complain.
0124 FPU_CFLAGS += -mhard-float
0125 FPU_CFLAGS += $(call cc-option,-msse -mpreferred-stack-boundary=3,-mpreferred-stack-boundary=4)
0126 endif
0127
0128 obj-$(CONFIG_TEST_FPU) += test_fpu.o
0129 CFLAGS_test_fpu.o += $(FPU_CFLAGS)
0130
0131 obj-$(CONFIG_TEST_LIVEPATCH) += livepatch/
0132
0133 obj-$(CONFIG_KUNIT) += kunit/
0134
0135 ifeq ($(CONFIG_DEBUG_KOBJECT),y)
0136 CFLAGS_kobject.o += -DDEBUG
0137 CFLAGS_kobject_uevent.o += -DDEBUG
0138 endif
0139
0140 obj-$(CONFIG_DEBUG_INFO_REDUCED) += debug_info.o
0141 CFLAGS_debug_info.o += $(call cc-option, -femit-struct-debug-detailed=any)
0142
0143 obj-y += math/ crypto/
0144
0145 obj-$(CONFIG_GENERIC_IOMAP) += iomap.o
0146 obj-$(CONFIG_GENERIC_PCI_IOMAP) += pci_iomap.o
0147 obj-$(CONFIG_HAS_IOMEM) += iomap_copy.o devres.o
0148 obj-$(CONFIG_CHECK_SIGNATURE) += check_signature.o
0149 obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += locking-selftest.o
0150
0151 lib-y += logic_pio.o
0152
0153 lib-$(CONFIG_INDIRECT_IOMEM) += logic_iomem.o
0154
0155 obj-$(CONFIG_TRACE_MMIO_ACCESS) += trace_readwrite.o
0156
0157 obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
0158
0159 obj-$(CONFIG_BTREE) += btree.o
0160 obj-$(CONFIG_INTERVAL_TREE) += interval_tree.o
0161 obj-$(CONFIG_ASSOCIATIVE_ARRAY) += assoc_array.o
0162 obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o
0163 obj-$(CONFIG_DEBUG_LIST) += list_debug.o
0164 obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o
0165
0166 obj-$(CONFIG_BITREVERSE) += bitrev.o
0167 obj-$(CONFIG_LINEAR_RANGES) += linear_ranges.o
0168 obj-$(CONFIG_PACKING)   += packing.o
0169 obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o
0170 obj-$(CONFIG_CRC16)     += crc16.o
0171 obj-$(CONFIG_CRC_T10DIF)+= crc-t10dif.o
0172 obj-$(CONFIG_CRC_ITU_T) += crc-itu-t.o
0173 obj-$(CONFIG_CRC32)     += crc32.o
0174 obj-$(CONFIG_CRC64)     += crc64.o
0175 obj-$(CONFIG_CRC32_SELFTEST)    += crc32test.o
0176 obj-$(CONFIG_CRC4)      += crc4.o
0177 obj-$(CONFIG_CRC7)      += crc7.o
0178 obj-$(CONFIG_LIBCRC32C) += libcrc32c.o
0179 obj-$(CONFIG_CRC8)      += crc8.o
0180 obj-$(CONFIG_CRC64_ROCKSOFT) += crc64-rocksoft.o
0181 obj-$(CONFIG_XXHASH)    += xxhash.o
0182 obj-$(CONFIG_GENERIC_ALLOCATOR) += genalloc.o
0183
0184 obj-$(CONFIG_842_COMPRESS) += 842/
0185 obj-$(CONFIG_842_DECOMPRESS) += 842/
0186 obj-$(CONFIG_ZLIB_INFLATE) += zlib_inflate/
0187 obj-$(CONFIG_ZLIB_DEFLATE) += zlib_deflate/
0188 obj-$(CONFIG_ZLIB_DFLTCC) += zlib_dfltcc/
0189 obj-$(CONFIG_REED_SOLOMON) += reed_solomon/
0190 obj-$(CONFIG_BCH) += bch.o
0191 obj-$(CONFIG_LZO_COMPRESS) += lzo/
0192 obj-$(CONFIG_LZO_DECOMPRESS) += lzo/
0193 obj-$(CONFIG_LZ4_COMPRESS) += lz4/
0194 obj-$(CONFIG_LZ4HC_COMPRESS) += lz4/
0195 obj-$(CONFIG_LZ4_DECOMPRESS) += lz4/
0196 obj-$(CONFIG_ZSTD_COMPRESS) += zstd/
0197 obj-$(CONFIG_ZSTD_DECOMPRESS) += zstd/
0198 obj-$(CONFIG_XZ_DEC) += xz/
0199 obj-$(CONFIG_RAID6_PQ) += raid6/
0200
0201 lib-$(CONFIG_DECOMPRESS_GZIP) += decompress_inflate.o
0202 lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o
0203 lib-$(CONFIG_DECOMPRESS_LZMA) += decompress_unlzma.o
0204 lib-$(CONFIG_DECOMPRESS_XZ) += decompress_unxz.o
0205 lib-$(CONFIG_DECOMPRESS_LZO) += decompress_unlzo.o
0206 lib-$(CONFIG_DECOMPRESS_LZ4) += decompress_unlz4.o
0207 lib-$(CONFIG_DECOMPRESS_ZSTD) += decompress_unzstd.o
0208
0209 obj-$(CONFIG_TEXTSEARCH) += textsearch.o
0210 obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o
0211 obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o
0212 obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o
0213 obj-$(CONFIG_SMP) += percpu_counter.o
0214 obj-$(CONFIG_AUDIT_GENERIC) += audit.o
0215 obj-$(CONFIG_AUDIT_COMPAT_GENERIC) += compat_audit.o
0216
0217 obj-$(CONFIG_IOMMU_HELPER) += iommu-helper.o
0218 obj-$(CONFIG_FAULT_INJECTION) += fault-inject.o
0219 obj-$(CONFIG_FAULT_INJECTION_USERCOPY) += fault-inject-usercopy.o
0220 obj-$(CONFIG_NOTIFIER_ERROR_INJECTION) += notifier-error-inject.o
0221 obj-$(CONFIG_PM_NOTIFIER_ERROR_INJECT) += pm-notifier-error-inject.o
0222 obj-$(CONFIG_NETDEV_NOTIFIER_ERROR_INJECT) += netdev-notifier-error-inject.o
0223 obj-$(CONFIG_MEMORY_NOTIFIER_ERROR_INJECT) += memory-notifier-error-inject.o
0224 obj-$(CONFIG_OF_RECONFIG_NOTIFIER_ERROR_INJECT) += \
0225         of-reconfig-notifier-error-inject.o
0226 obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o
0227
0228 lib-$(CONFIG_GENERIC_BUG) += bug.o
0229
0230 obj-$(CONFIG_HAVE_ARCH_TRACEHOOK) += syscall.o
0231
0232 obj-$(CONFIG_DYNAMIC_DEBUG_CORE) += dynamic_debug.o
0233 obj-$(CONFIG_SYMBOLIC_ERRNAME) += errname.o
0234
0235 obj-$(CONFIG_NLATTR) += nlattr.o
0236
0237 obj-$(CONFIG_LRU_CACHE) += lru_cache.o
0238
0239 obj-$(CONFIG_GENERIC_CSUM) += checksum.o
0240
0241 obj-$(CONFIG_GENERIC_ATOMIC64) += atomic64.o
0242
0243 obj-$(CONFIG_ATOMIC64_SELFTEST) += atomic64_test.o
0244
0245 obj-$(CONFIG_CPU_RMAP) += cpu_rmap.o
0246
0247 obj-$(CONFIG_DQL) += dynamic_queue_limits.o
0248
0249 obj-$(CONFIG_GLOB) += glob.o
0250 obj-$(CONFIG_GLOB_SELFTEST) += globtest.o
0251
0252 obj-$(CONFIG_MPILIB) += mpi/
0253 obj-$(CONFIG_DIMLIB) += dim/
0254 obj-$(CONFIG_SIGNATURE) += digsig.o
0255
0256 lib-$(CONFIG_CLZ_TAB) += clz_tab.o
0257 lib-$(CONFIG_LIB_MEMNEQ) += memneq.o
0258
0259 obj-$(CONFIG_GENERIC_STRNCPY_FROM_USER) += strncpy_from_user.o
0260 obj-$(CONFIG_GENERIC_STRNLEN_USER) += strnlen_user.o
0261
0262 obj-$(CONFIG_GENERIC_NET_UTILS) += net_utils.o
0263
0264 obj-$(CONFIG_SG_SPLIT) += sg_split.o
0265 obj-$(CONFIG_SG_POOL) += sg_pool.o
0266 obj-$(CONFIG_MEMREGION) += memregion.o
0267 obj-$(CONFIG_STMP_DEVICE) += stmp_device.o
0268 obj-$(CONFIG_IRQ_POLL) += irq_poll.o
0269
0270 obj-$(CONFIG_POLYNOMIAL) += polynomial.o
0271
0272 # stackdepot.c should not be instrumented or call instrumented functions.
0273 # Prevent the compiler from calling builtins like memcmp() or bcmp() from this
0274 # file.
0275 CFLAGS_stackdepot.o += -fno-builtin
0276 obj-$(CONFIG_STACKDEPOT) += stackdepot.o
0277 KASAN_SANITIZE_stackdepot.o := n
0278 KCOV_INSTRUMENT_stackdepot.o := n
0279
0280 obj-$(CONFIG_REF_TRACKER) += ref_tracker.o
0281
0282 libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o \
0283                fdt_empty_tree.o fdt_addresses.o
0284 $(foreach file, $(libfdt_files), \
0285         $(eval CFLAGS_$(file) = -I $(srctree)/scripts/dtc/libfdt))
0286 lib-$(CONFIG_LIBFDT) += $(libfdt_files)
0287
0288 obj-$(CONFIG_BOOT_CONFIG) += bootconfig.o
0289 obj-$(CONFIG_BOOT_CONFIG_EMBED) += bootconfig-data.o
0290
0291 $(obj)/bootconfig-data.o: $(obj)/default.bconf
0292
0293 targets += default.bconf
0294 filechk_defbconf = cat $(or $(real-prereqs), /dev/null)
0295 $(obj)/default.bconf: $(CONFIG_BOOT_CONFIG_EMBED_FILE) FORCE
0296         $(call filechk,defbconf)
0297
0298 obj-$(CONFIG_RBTREE_TEST) += rbtree_test.o
0299 obj-$(CONFIG_INTERVAL_TREE_TEST) += interval_tree_test.o
0300
0301 obj-$(CONFIG_PERCPU_TEST) += percpu_test.o
0302
0303 obj-$(CONFIG_ASN1) += asn1_decoder.o
0304 obj-$(CONFIG_ASN1_ENCODER) += asn1_encoder.o
0305
0306 obj-$(CONFIG_FONT_SUPPORT) += fonts/
0307
0308 hostprogs       := gen_crc32table
0309 hostprogs       += gen_crc64table
0310 clean-files     := crc32table.h
0311 clean-files     += crc64table.h
0312
0313 $(obj)/crc32.o: $(obj)/crc32table.h
0314
0315 quiet_cmd_crc32 = GEN     $@
0316       cmd_crc32 = $< > $@
0317
0318 $(obj)/crc32table.h: $(obj)/gen_crc32table
0319         $(call cmd,crc32)
0320
0321 $(obj)/crc64.o: $(obj)/crc64table.h
0322
0323 quiet_cmd_crc64 = GEN     $@
0324       cmd_crc64 = $< > $@
0325
0326 $(obj)/crc64table.h: $(obj)/gen_crc64table
0327         $(call cmd,crc64)
0328
0329 #
0330 # Build a fast OID lookip registry from include/linux/oid_registry.h
0331 #
0332 obj-$(CONFIG_OID_REGISTRY) += oid_registry.o
0333
0334 $(obj)/oid_registry.o: $(obj)/oid_registry_data.c
0335
0336 $(obj)/oid_registry_data.c: $(srctree)/include/linux/oid_registry.h \
0337                             $(src)/build_OID_registry
0338         $(call cmd,build_OID_registry)
0339
0340 quiet_cmd_build_OID_registry = GEN     $@
0341       cmd_build_OID_registry = perl $(srctree)/$(src)/build_OID_registry $< $@
0342
0343 clean-files     += oid_registry_data.c
0344
0345 obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
0346 ifneq ($(CONFIG_UBSAN_TRAP),y)
0347 obj-$(CONFIG_UBSAN) += ubsan.o
0348 endif
0349
0350 UBSAN_SANITIZE_ubsan.o := n
0351 KASAN_SANITIZE_ubsan.o := n
0352 KCSAN_SANITIZE_ubsan.o := n
0353 CFLAGS_ubsan.o := -fno-stack-protector $(DISABLE_STACKLEAK_PLUGIN)
0354
0355 obj-$(CONFIG_SBITMAP) += sbitmap.o
0356
0357 obj-$(CONFIG_PARMAN) += parman.o
0358
0359 # GCC library routines
0360 obj-$(CONFIG_GENERIC_LIB_ASHLDI3) += ashldi3.o
0361 obj-$(CONFIG_GENERIC_LIB_ASHRDI3) += ashrdi3.o
0362 obj-$(CONFIG_GENERIC_LIB_LSHRDI3) += lshrdi3.o
0363 obj-$(CONFIG_GENERIC_LIB_MULDI3) += muldi3.o
0364 obj-$(CONFIG_GENERIC_LIB_CMPDI2) += cmpdi2.o
0365 obj-$(CONFIG_GENERIC_LIB_UCMPDI2) += ucmpdi2.o
0366 obj-$(CONFIG_OBJAGG) += objagg.o
0367
0368 # pldmfw library
0369 obj-$(CONFIG_PLDMFW) += pldmfw/
0370
0371 # KUnit tests
0372 CFLAGS_bitfield_kunit.o := $(DISABLE_STRUCTLEAK_PLUGIN)
0373 obj-$(CONFIG_BITFIELD_KUNIT) += bitfield_kunit.o
0374 obj-$(CONFIG_LIST_KUNIT_TEST) += list-test.o
0375 obj-$(CONFIG_LINEAR_RANGES_TEST) += test_linear_ranges.o
0376 obj-$(CONFIG_BITS_TEST) += test_bits.o
0377 obj-$(CONFIG_CMDLINE_KUNIT_TEST) += cmdline_kunit.o
0378 obj-$(CONFIG_SLUB_KUNIT_TEST) += slub_kunit.o
0379 obj-$(CONFIG_MEMCPY_KUNIT_TEST) += memcpy_kunit.o
0380 obj-$(CONFIG_OVERFLOW_KUNIT_TEST) += overflow_kunit.o
0381 CFLAGS_stackinit_kunit.o += $(call cc-disable-warning, switch-unreachable)
0382 obj-$(CONFIG_STACKINIT_KUNIT_TEST) += stackinit_kunit.o
0383
0384 obj-$(CONFIG_GENERIC_LIB_DEVMEM_IS_ALLOWED) += devmem_is_allowed.o
0385
0386 # FORTIFY_SOURCE compile-time behavior tests
0387 TEST_FORTIFY_SRCS = $(wildcard $(srctree)/$(src)/test_fortify/*-*.c)
0388 TEST_FORTIFY_LOGS = $(patsubst $(srctree)/$(src)/%.c, %.log, $(TEST_FORTIFY_SRCS))
0389 TEST_FORTIFY_LOG = test_fortify.log
0390
0391 quiet_cmd_test_fortify = TEST    $@
0392       cmd_test_fortify = $(CONFIG_SHELL) $(srctree)/scripts/test_fortify.sh \
0393                         $< $@ "$(NM)" $(CC) $(c_flags) \
0394                         $(call cc-disable-warning,fortify-source) \
0395                         -DKBUILD_EXTRA_WARN1
0396
0397 targets += $(TEST_FORTIFY_LOGS)
0398 clean-files += $(TEST_FORTIFY_LOGS)
0399 clean-files += $(addsuffix .o, $(TEST_FORTIFY_LOGS))
0400 $(obj)/test_fortify/%.log: $(src)/test_fortify/%.c \
0401                            $(src)/test_fortify/test_fortify.h \
0402                            $(srctree)/include/linux/fortify-string.h \
0403                            $(srctree)/scripts/test_fortify.sh \
0404                            FORCE
0405         $(call if_changed,test_fortify)
0406
0407 quiet_cmd_gen_fortify_log = GEN     $@
0408       cmd_gen_fortify_log = cat </dev/null $(filter-out FORCE,$^) 2>/dev/null > $@ || true
0409
0410 targets += $(TEST_FORTIFY_LOG)
0411 clean-files += $(TEST_FORTIFY_LOG)
0412 $(obj)/$(TEST_FORTIFY_LOG): $(addprefix $(obj)/, $(TEST_FORTIFY_LOGS)) FORCE
0413         $(call if_changed,gen_fortify_log)
0414
0415 # Fake dependency to trigger the fortify tests.
0416 ifeq ($(CONFIG_FORTIFY_SOURCE),y)
0417 $(obj)/string.o: $(obj)/$(TEST_FORTIFY_LOG)
0418 endif