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 #
 121 # Generic allocator support is selected if needed
 122 #
 123 config GENERIC_ALLOCATOR
 124         boolean
 125
 126 #
 127 # reed solomon support is select'ed if needed
 128 #
 129 config REED_SOLOMON
 130         tristate
 131
 132 config REED_SOLOMON_ENC8
 133         boolean
 134
 135 config REED_SOLOMON_DEC8
 136         boolean
 137
 138 config REED_SOLOMON_ENC16
 139         boolean
 140
 141 config REED_SOLOMON_DEC16
 142         boolean
 143
 144 #
 145 # Textsearch support is select'ed if needed
 146 #
 147 config TEXTSEARCH
 148         boolean
 149
 150 config TEXTSEARCH_KMP
 151         tristate
 152
 153 config TEXTSEARCH_BM
 154         tristate
 155
 156 config TEXTSEARCH_FSM
 157         tristate
 158
 159 config HAS_IOMEM
 160         boolean
 161         depends on !NO_IOMEM
 162         default y
 163
 164 config HAS_IOPORT
 165         boolean
 166         depends on HAS_IOMEM && !NO_IOPORT
 167         default y
 168
 169 config HAS_DMA
 170         boolean
 171         depends on !NO_DMA
 172         default y
 173
 174 config CHECK_SIGNATURE
 175         bool
 176
 177 config HAVE_LMB
 178         boolean
 179
 180 config CPUMASK_OFFSTACK
 181         bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
 182         help
 183           Use dynamic allocation for cpumask_var_t, instead of putting
 184           them on the stack.  This is a bit more expensive, but avoids
 185           stack overflow.
 186
 187 config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
 188        bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
 189        depends on EXPERIMENTAL && BROKEN
 190
 191 #
 192 # Netlink attribute parsing support is select'ed if needed
 193 #
 194 config NLATTR
 195         bool
 196
 197 #
 198 # Generic 64-bit atomic support is selected if needed
 199 #
 200 config GENERIC_ATOMIC64
 201        bool
 202
 203 config LRU_CACHE
 204         tristate
 205
 206 endmenu