Makefile 8.7 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. #
  3. # Makefile for some libs needed in the kernel.
  4. #
  5. ifdef CONFIG_FUNCTION_TRACER
  6. ORIG_CFLAGS := $(KBUILD_CFLAGS)
  7. KBUILD_CFLAGS = $(subst $(CC_FLAGS_FTRACE),,$(ORIG_CFLAGS))
  8. endif
  9. # These files are disabled because they produce lots of non-interesting and/or
  10. # flaky coverage that is not a function of syscall inputs. For example,
  11. # rbtree can be global and individual rotations don't correlate with inputs.
  12. KCOV_INSTRUMENT_string.o := n
  13. KCOV_INSTRUMENT_rbtree.o := n
  14. KCOV_INSTRUMENT_list_debug.o := n
  15. KCOV_INSTRUMENT_debugobjects.o := n
  16. KCOV_INSTRUMENT_dynamic_debug.o := n
  17. lib-y := ctype.o string.o vsprintf.o cmdline.o \
  18. rbtree.o radix-tree.o timerqueue.o\
  19. idr.o int_sqrt.o extable.o \
  20. sha1.o chacha20.o irq_regs.o argv_split.o \
  21. flex_proportions.o ratelimit.o show_mem.o \
  22. is_single_threaded.o plist.o decompress.o kobject_uevent.o \
  23. earlycpio.o seq_buf.o siphash.o dec_and_lock.o \
  24. nmi_backtrace.o nodemask.o win_minmax.o
  25. lib-$(CONFIG_PRINTK) += dump_stack.o
  26. lib-$(CONFIG_MMU) += ioremap.o
  27. lib-$(CONFIG_SMP) += cpumask.o
  28. lib-y += kobject.o klist.o
  29. obj-y += lockref.o
  30. obj-y += bcd.o div64.o sort.o parser.o debug_locks.o random32.o \
  31. bust_spinlocks.o kasprintf.o bitmap.o scatterlist.o \
  32. gcd.o lcm.o list_sort.o uuid.o flex_array.o iov_iter.o clz_ctz.o \
  33. bsearch.o find_bit.o llist.o memweight.o kfifo.o \
  34. percpu-refcount.o rhashtable.o reciprocal_div.o \
  35. once.o refcount.o usercopy.o errseq.o bucket_locks.o
  36. obj-$(CONFIG_STRING_SELFTEST) += test_string.o
  37. obj-y += string_helpers.o
  38. obj-$(CONFIG_TEST_STRING_HELPERS) += test-string_helpers.o
  39. obj-y += hexdump.o
  40. obj-$(CONFIG_TEST_HEXDUMP) += test_hexdump.o
  41. obj-y += kstrtox.o
  42. obj-$(CONFIG_FIND_BIT_BENCHMARK) += find_bit_benchmark.o
  43. obj-$(CONFIG_TEST_BPF) += test_bpf.o
  44. obj-$(CONFIG_TEST_FIRMWARE) += test_firmware.o
  45. obj-$(CONFIG_TEST_SYSCTL) += test_sysctl.o
  46. obj-$(CONFIG_TEST_HASH) += test_hash.o test_siphash.o
  47. obj-$(CONFIG_TEST_IDA) += test_ida.o
  48. obj-$(CONFIG_TEST_KASAN) += test_kasan.o
  49. CFLAGS_test_kasan.o += -fno-builtin
  50. obj-$(CONFIG_TEST_UBSAN) += test_ubsan.o
  51. UBSAN_SANITIZE_test_ubsan.o := y
  52. obj-$(CONFIG_TEST_KSTRTOX) += test-kstrtox.o
  53. obj-$(CONFIG_TEST_LIST_SORT) += test_list_sort.o
  54. obj-$(CONFIG_TEST_LKM) += test_module.o
  55. obj-$(CONFIG_TEST_OVERFLOW) += test_overflow.o
  56. obj-$(CONFIG_TEST_RHASHTABLE) += test_rhashtable.o
  57. obj-$(CONFIG_TEST_SORT) += test_sort.o
  58. obj-$(CONFIG_TEST_USER_COPY) += test_user_copy.o
  59. obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_keys.o
  60. obj-$(CONFIG_TEST_STATIC_KEYS) += test_static_key_base.o
  61. obj-$(CONFIG_TEST_PRINTF) += test_printf.o
  62. obj-$(CONFIG_TEST_BITMAP) += test_bitmap.o
  63. obj-$(CONFIG_TEST_BITFIELD) += test_bitfield.o
  64. obj-$(CONFIG_TEST_UUID) += test_uuid.o
  65. obj-$(CONFIG_TEST_PARMAN) += test_parman.o
  66. obj-$(CONFIG_TEST_KMOD) += test_kmod.o
  67. obj-$(CONFIG_TEST_DEBUG_VIRTUAL) += test_debug_virtual.o
  68. ifeq ($(CONFIG_DEBUG_KOBJECT),y)
  69. CFLAGS_kobject.o += -DDEBUG
  70. CFLAGS_kobject_uevent.o += -DDEBUG
  71. endif
  72. obj-$(CONFIG_DEBUG_INFO_REDUCED) += debug_info.o
  73. CFLAGS_debug_info.o += $(call cc-option, -femit-struct-debug-detailed=any)
  74. obj-$(CONFIG_GENERIC_IOMAP) += iomap.o
  75. obj-$(CONFIG_GENERIC_PCI_IOMAP) += pci_iomap.o
  76. obj-$(CONFIG_HAS_IOMEM) += iomap_copy.o devres.o
  77. obj-$(CONFIG_CHECK_SIGNATURE) += check_signature.o
  78. obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += locking-selftest.o
  79. obj-y += logic_pio.o
  80. obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
  81. obj-$(CONFIG_BTREE) += btree.o
  82. obj-$(CONFIG_INTERVAL_TREE) += interval_tree.o
  83. obj-$(CONFIG_ASSOCIATIVE_ARRAY) += assoc_array.o
  84. obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o
  85. obj-$(CONFIG_DEBUG_LIST) += list_debug.o
  86. obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o
  87. obj-$(CONFIG_BITREVERSE) += bitrev.o
  88. obj-$(CONFIG_RATIONAL) += rational.o
  89. obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o
  90. obj-$(CONFIG_CRC16) += crc16.o
  91. obj-$(CONFIG_CRC_T10DIF)+= crc-t10dif.o
  92. obj-$(CONFIG_CRC_ITU_T) += crc-itu-t.o
  93. obj-$(CONFIG_CRC32) += crc32.o
  94. obj-$(CONFIG_CRC64) += crc64.o
  95. obj-$(CONFIG_CRC32_SELFTEST) += crc32test.o
  96. obj-$(CONFIG_CRC4) += crc4.o
  97. obj-$(CONFIG_CRC7) += crc7.o
  98. obj-$(CONFIG_LIBCRC32C) += libcrc32c.o
  99. obj-$(CONFIG_CRC8) += crc8.o
  100. obj-$(CONFIG_XXHASH) += xxhash.o
  101. obj-$(CONFIG_GENERIC_ALLOCATOR) += genalloc.o
  102. obj-$(CONFIG_842_COMPRESS) += 842/
  103. obj-$(CONFIG_842_DECOMPRESS) += 842/
  104. obj-$(CONFIG_ZLIB_INFLATE) += zlib_inflate/
  105. obj-$(CONFIG_ZLIB_DEFLATE) += zlib_deflate/
  106. obj-$(CONFIG_REED_SOLOMON) += reed_solomon/
  107. obj-$(CONFIG_BCH) += bch.o
  108. CFLAGS_bch.o := $(call cc-option,-Wframe-larger-than=4500)
  109. obj-$(CONFIG_LZO_COMPRESS) += lzo/
  110. obj-$(CONFIG_LZO_DECOMPRESS) += lzo/
  111. obj-$(CONFIG_LZ4_COMPRESS) += lz4/
  112. obj-$(CONFIG_LZ4HC_COMPRESS) += lz4/
  113. obj-$(CONFIG_LZ4_DECOMPRESS) += lz4/
  114. obj-$(CONFIG_ZSTD_COMPRESS) += zstd/
  115. obj-$(CONFIG_ZSTD_DECOMPRESS) += zstd/
  116. obj-$(CONFIG_XZ_DEC) += xz/
  117. obj-$(CONFIG_RAID6_PQ) += raid6/
  118. lib-$(CONFIG_DECOMPRESS_GZIP) += decompress_inflate.o
  119. lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o
  120. lib-$(CONFIG_DECOMPRESS_LZMA) += decompress_unlzma.o
  121. lib-$(CONFIG_DECOMPRESS_XZ) += decompress_unxz.o
  122. lib-$(CONFIG_DECOMPRESS_LZO) += decompress_unlzo.o
  123. lib-$(CONFIG_DECOMPRESS_LZ4) += decompress_unlz4.o
  124. obj-$(CONFIG_TEXTSEARCH) += textsearch.o
  125. obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o
  126. obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o
  127. obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o
  128. obj-$(CONFIG_SMP) += percpu_counter.o
  129. obj-$(CONFIG_AUDIT_GENERIC) += audit.o
  130. obj-$(CONFIG_AUDIT_COMPAT_GENERIC) += compat_audit.o
  131. obj-$(CONFIG_IOMMU_HELPER) += iommu-helper.o
  132. obj-$(CONFIG_FAULT_INJECTION) += fault-inject.o
  133. obj-$(CONFIG_NOTIFIER_ERROR_INJECTION) += notifier-error-inject.o
  134. obj-$(CONFIG_PM_NOTIFIER_ERROR_INJECT) += pm-notifier-error-inject.o
  135. obj-$(CONFIG_NETDEV_NOTIFIER_ERROR_INJECT) += netdev-notifier-error-inject.o
  136. obj-$(CONFIG_MEMORY_NOTIFIER_ERROR_INJECT) += memory-notifier-error-inject.o
  137. obj-$(CONFIG_OF_RECONFIG_NOTIFIER_ERROR_INJECT) += \
  138. of-reconfig-notifier-error-inject.o
  139. obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o
  140. lib-$(CONFIG_GENERIC_BUG) += bug.o
  141. obj-$(CONFIG_HAVE_ARCH_TRACEHOOK) += syscall.o
  142. obj-$(CONFIG_DYNAMIC_DEBUG) += dynamic_debug.o
  143. obj-$(CONFIG_NLATTR) += nlattr.o
  144. obj-$(CONFIG_LRU_CACHE) += lru_cache.o
  145. obj-$(CONFIG_GENERIC_CSUM) += checksum.o
  146. obj-$(CONFIG_GENERIC_ATOMIC64) += atomic64.o
  147. obj-$(CONFIG_ATOMIC64_SELFTEST) += atomic64_test.o
  148. obj-$(CONFIG_CPU_RMAP) += cpu_rmap.o
  149. obj-$(CONFIG_CORDIC) += cordic.o
  150. obj-$(CONFIG_DQL) += dynamic_queue_limits.o
  151. obj-$(CONFIG_GLOB) += glob.o
  152. obj-$(CONFIG_GLOB_SELFTEST) += globtest.o
  153. obj-$(CONFIG_MPILIB) += mpi/
  154. obj-$(CONFIG_SIGNATURE) += digsig.o
  155. lib-$(CONFIG_CLZ_TAB) += clz_tab.o
  156. obj-$(CONFIG_DDR) += jedec_ddr_data.o
  157. obj-$(CONFIG_GENERIC_STRNCPY_FROM_USER) += strncpy_from_user.o
  158. obj-$(CONFIG_GENERIC_STRNLEN_USER) += strnlen_user.o
  159. obj-$(CONFIG_GENERIC_NET_UTILS) += net_utils.o
  160. obj-$(CONFIG_SG_SPLIT) += sg_split.o
  161. obj-$(CONFIG_SG_POOL) += sg_pool.o
  162. obj-$(CONFIG_STMP_DEVICE) += stmp_device.o
  163. obj-$(CONFIG_IRQ_POLL) += irq_poll.o
  164. obj-$(CONFIG_STACKDEPOT) += stackdepot.o
  165. KASAN_SANITIZE_stackdepot.o := n
  166. KCOV_INSTRUMENT_stackdepot.o := n
  167. libfdt_files = fdt.o fdt_ro.o fdt_wip.o fdt_rw.o fdt_sw.o fdt_strerror.o \
  168. fdt_empty_tree.o
  169. $(foreach file, $(libfdt_files), \
  170. $(eval CFLAGS_$(file) = -I$(src)/../scripts/dtc/libfdt))
  171. lib-$(CONFIG_LIBFDT) += $(libfdt_files)
  172. obj-$(CONFIG_RBTREE_TEST) += rbtree_test.o
  173. obj-$(CONFIG_INTERVAL_TREE_TEST) += interval_tree_test.o
  174. obj-$(CONFIG_PERCPU_TEST) += percpu_test.o
  175. obj-$(CONFIG_ASN1) += asn1_decoder.o
  176. obj-$(CONFIG_FONT_SUPPORT) += fonts/
  177. obj-$(CONFIG_PRIME_NUMBERS) += prime_numbers.o
  178. hostprogs-y := gen_crc32table
  179. hostprogs-y += gen_crc64table
  180. clean-files := crc32table.h
  181. clean-files += crc64table.h
  182. $(obj)/crc32.o: $(obj)/crc32table.h
  183. quiet_cmd_crc32 = GEN $@
  184. cmd_crc32 = $< > $@
  185. $(obj)/crc32table.h: $(obj)/gen_crc32table
  186. $(call cmd,crc32)
  187. $(obj)/crc64.o: $(obj)/crc64table.h
  188. quiet_cmd_crc64 = GEN $@
  189. cmd_crc64 = $< > $@
  190. $(obj)/crc64table.h: $(obj)/gen_crc64table
  191. $(call cmd,crc64)
  192. #
  193. # Build a fast OID lookip registry from include/linux/oid_registry.h
  194. #
  195. obj-$(CONFIG_OID_REGISTRY) += oid_registry.o
  196. $(obj)/oid_registry.o: $(obj)/oid_registry_data.c
  197. $(obj)/oid_registry_data.c: $(srctree)/include/linux/oid_registry.h \
  198. $(src)/build_OID_registry
  199. $(call cmd,build_OID_registry)
  200. quiet_cmd_build_OID_registry = GEN $@
  201. cmd_build_OID_registry = perl $(srctree)/$(src)/build_OID_registry $< $@
  202. clean-files += oid_registry_data.c
  203. obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
  204. obj-$(CONFIG_UBSAN) += ubsan.o
  205. UBSAN_SANITIZE_ubsan.o := n
  206. obj-$(CONFIG_SBITMAP) += sbitmap.o
  207. obj-$(CONFIG_PARMAN) += parman.o
  208. # GCC library routines
  209. obj-$(CONFIG_GENERIC_LIB_ASHLDI3) += ashldi3.o
  210. obj-$(CONFIG_GENERIC_LIB_ASHRDI3) += ashrdi3.o
  211. obj-$(CONFIG_GENERIC_LIB_LSHRDI3) += lshrdi3.o
  212. obj-$(CONFIG_GENERIC_LIB_MULDI3) += muldi3.o
  213. obj-$(CONFIG_GENERIC_LIB_CMPDI2) += cmpdi2.o
  214. obj-$(CONFIG_GENERIC_LIB_UCMPDI2) += ucmpdi2.o