lib/Kconfig

   1 #
   2 # Library configuration
   3 #
   4
   5 config BINARY_PRINTF
   6         def_bool n
   7
   8 menu "Library routines"
   9
  10 config RAID6_PQ
  11         tristate
  12
  13 config BITREVERSE
  14         tristate
  15
  16 config RATIONAL
  17         boolean
  18
  19 config GENERIC_FIND_FIRST_BIT
  20         bool
  21
  22 config GENERIC_FIND_NEXT_BIT
  23         bool
  24
  25 config GENERIC_FIND_LAST_BIT
  26         bool
  27         default y
  28
  29 config CRC_CCITT
  30         tristate "CRC-CCITT functions"
  31         help
  32           This option is provided for the case where no in-kernel-tree
  33           modules require CRC-CCITT functions, but a module built outside
  34           the kernel tree does. Such modules that use library CRC-CCITT
  35           functions require M here.
  36
  37 config CRC16
  38         tristate "CRC16 functions"
  39         help
  40           This option is provided for the case where no in-kernel-tree
  41           modules require CRC16 functions, but a module built outside
  42           the kernel tree does. Such modules that use library CRC16
  43           functions require M here.
  44
  45 config CRC_T10DIF
  46         tristate "CRC calculation for the T10 Data Integrity Field"
  47         help
  48           This option is only needed if a module that's not in the
  49           kernel tree needs to calculate CRC checks for use with the
  50           SCSI data integrity subsystem.
  51
  52 config CRC_ITU_T
  53         tristate "CRC ITU-T V.41 functions"
  54         help
  55           This option is provided for the case where no in-kernel-tree
  56           modules require CRC ITU-T V.41 functions, but a module built outside
  57           the kernel tree does. Such modules that use library CRC ITU-T V.41
  58           functions require M here.
  59
  60 config CRC32
  61         tristate "CRC32 functions"
  62         default y
  63         select BITREVERSE
  64         help
  65           This option is provided for the case where no in-kernel-tree
  66           modules require CRC32 functions, but a module built outside the
  67           kernel tree does. Such modules that use library CRC32 functions
  68           require M here.
  69
  70 config CRC7
  71         tristate "CRC7 functions"
  72         help
  73           This option is provided for the case where no in-kernel-tree
  74           modules require CRC7 functions, but a module built outside
  75           the kernel tree does. Such modules that use library CRC7
  76           functions require M here.
  77
  78 config LIBCRC32C
  79         tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
  80         select CRYPTO
  81         select CRYPTO_CRC32C
  82         help
  83           This option is provided for the case where no in-kernel-tree
  84           modules require CRC32c functions, but a module built outside the
  85           kernel tree does. Such modules that use library CRC32c functions
  86           require M here.  See Castagnoli93.
  87           Module will be libcrc32c.
  88
  89 config AUDIT_GENERIC
  90         bool
  91         depends on AUDIT && !AUDIT_ARCH
  92         default y
  93
  94 #
  95 # compression support is select'ed if needed
  96 #
  97 config ZLIB_INFLATE
  98         tristate
  99
 100 config ZLIB_DEFLATE
 101         tristate
 102
 103 config LZO_COMPRESS
 104         tristate
 105
 106 config LZO_DECOMPRESS
 107         tristate
 108
 109 source "lib/xz/Kconfig"
 110
 111 #
 112 # These all provide a common interface (hence the apparent duplication with
 113 # ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
 114 #
 115 config DECOMPRESS_GZIP
 116         select ZLIB_INFLATE
 117         tristate
 118
 119 config DECOMPRESS_BZIP2
 120         tristate
 121
 122 config DECOMPRESS_LZMA
 123         tristate
 124
 125 config DECOMPRESS_XZ
 126         select XZ_DEC
 127         tristate
 128
 129 config DECOMPRESS_LZO
 130         select LZO_DECOMPRESS
 131         tristate
 132
 133 #
 134 # Generic allocator support is selected if needed
 135 #
 136 config GENERIC_ALLOCATOR
 137         boolean
 138
 139 #
 140 # reed solomon support is select'ed if needed
 141 #
 142 config REED_SOLOMON
 143         tristate
 144
 145 config REED_SOLOMON_ENC8
 146         boolean
 147
 148 config REED_SOLOMON_DEC8
 149         boolean
 150
 151 config REED_SOLOMON_ENC16
 152         boolean
 153
 154 config REED_SOLOMON_DEC16
 155         boolean
 156
 157 #
 158 # Textsearch support is select'ed if needed
 159 #
 160 config TEXTSEARCH
 161         boolean
 162
 163 config TEXTSEARCH_KMP
 164         tristate
 165
 166 config TEXTSEARCH_BM
 167         tristate
 168
 169 config TEXTSEARCH_FSM
 170         tristate
 171
 172 config BTREE
 173         boolean
 174
 175 config HAS_IOMEM
 176         boolean
 177         depends on !NO_IOMEM
 178         default y
 179
 180 config HAS_IOPORT
 181         boolean
 182         depends on HAS_IOMEM && !NO_IOPORT
 183         default y
 184
 185 config HAS_DMA
 186         boolean
 187         depends on !NO_DMA
 188         default y
 189
 190 config CHECK_SIGNATURE
 191         bool
 192
 193 config CPUMASK_OFFSTACK
 194         bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
 195         help
 196           Use dynamic allocation for cpumask_var_t, instead of putting
 197           them on the stack.  This is a bit more expensive, but avoids
 198           stack overflow.
 199
 200 config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
 201        bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
 202        depends on EXPERIMENTAL && BROKEN
 203
 204 #
 205 # Netlink attribute parsing support is select'ed if needed
 206 #
 207 config NLATTR
 208         bool
 209
 210 #
 211 # Generic 64-bit atomic support is selected if needed
 212 #
 213 config GENERIC_ATOMIC64
 214        bool
 215
 216 config LRU_CACHE
 217         tristate
 218
 219 config AVERAGE
 220         bool
 221
 222 endmenu