lib/Kconfig

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