1# 2# Library configuration 3# 4 5menu "Library routines" 6 7config BITREVERSE 8 tristate 9 10config GENERIC_FIND_FIRST_BIT 11 bool 12 13config GENERIC_FIND_NEXT_BIT 14 bool 15 16config GENERIC_FIND_LAST_BIT 17 bool 18 default y 19 20config CRC_CCITT 21 tristate "CRC-CCITT functions" 22 help 23 This option is provided for the case where no in-kernel-tree 24 modules require CRC-CCITT functions, but a module built outside 25 the kernel tree does. Such modules that use library CRC-CCITT 26 functions require M here. 27 28config CRC16 29 tristate "CRC16 functions" 30 help 31 This option is provided for the case where no in-kernel-tree 32 modules require CRC16 functions, but a module built outside 33 the kernel tree does. Such modules that use library CRC16 34 functions require M here. 35 36config CRC_T10DIF 37 tristate "CRC calculation for the T10 Data Integrity Field" 38 help 39 This option is only needed if a module that's not in the 40 kernel tree needs to calculate CRC checks for use with the 41 SCSI data integrity subsystem. 42 43config CRC_ITU_T 44 tristate "CRC ITU-T V.41 functions" 45 help 46 This option is provided for the case where no in-kernel-tree 47 modules require CRC ITU-T V.41 functions, but a module built outside 48 the kernel tree does. Such modules that use library CRC ITU-T V.41 49 functions require M here. 50 51config CRC32 52 tristate "CRC32 functions" 53 default y 54 select BITREVERSE 55 help 56 This option is provided for the case where no in-kernel-tree 57 modules require CRC32 functions, but a module built outside the 58 kernel tree does. Such modules that use library CRC32 functions 59 require M here. 60 61config CRC7 62 tristate "CRC7 functions" 63 help 64 This option is provided for the case where no in-kernel-tree 65 modules require CRC7 functions, but a module built outside 66 the kernel tree does. Such modules that use library CRC7 67 functions require M here. 68 69config LIBCRC32C 70 tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check" 71 select CRYPTO 72 select CRYPTO_CRC32C 73 help 74 This option is provided for the case where no in-kernel-tree 75 modules require CRC32c functions, but a module built outside the 76 kernel tree does. Such modules that use library CRC32c functions 77 require M here. See Castagnoli93. 78 Module will be libcrc32c. 79 80config AUDIT_GENERIC 81 bool 82 depends on AUDIT && !AUDIT_ARCH 83 default y 84 85# 86# compression support is select'ed if needed 87# 88config ZLIB_INFLATE 89 tristate 90 91config ZLIB_DEFLATE 92 tristate 93 94config LZO_COMPRESS 95 tristate 96 97config LZO_DECOMPRESS 98 tristate 99 100# 101# Generic allocator support is selected if needed 102# 103config GENERIC_ALLOCATOR 104 boolean 105 106# 107# reed solomon support is select'ed if needed 108# 109config REED_SOLOMON 110 tristate 111 112config REED_SOLOMON_ENC8 113 boolean 114 115config REED_SOLOMON_DEC8 116 boolean 117 118config REED_SOLOMON_ENC16 119 boolean 120 121config REED_SOLOMON_DEC16 122 boolean 123 124# 125# Textsearch support is select'ed if needed 126# 127config TEXTSEARCH 128 boolean 129 130config TEXTSEARCH_KMP 131 tristate 132 133config TEXTSEARCH_BM 134 tristate 135 136config TEXTSEARCH_FSM 137 tristate 138 139# 140# plist support is select#ed if needed 141# 142config PLIST 143 boolean 144 145config HAS_IOMEM 146 boolean 147 depends on !NO_IOMEM 148 default y 149 150config HAS_IOPORT 151 boolean 152 depends on HAS_IOMEM && !NO_IOPORT 153 default y 154 155config HAS_DMA 156 boolean 157 depends on !NO_DMA 158 default y 159 160config CHECK_SIGNATURE 161 bool 162 163config HAVE_LMB 164 boolean 165 166config CPUMASK_OFFSTACK 167 bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS 168 help 169 Use dynamic allocation for cpumask_var_t, instead of putting 170 them on the stack. This is a bit more expensive, but avoids 171 stack overflow. 172 173config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS 174 bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS 175 depends on EXPERIMENTAL && BROKEN 176 177endmenu 178