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