2 # Library configuration
8 menu "Library routines"
13 config GENERIC_FIND_FIRST_BIT
16 config GENERIC_FIND_NEXT_BIT
19 config GENERIC_FIND_LAST_BIT
24 tristate "CRC-CCITT functions"
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.
32 tristate "CRC16 functions"
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.
40 tristate "CRC calculation for the T10 Data Integrity Field"
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.
47 tristate "CRC ITU-T V.41 functions"
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.
55 tristate "CRC32 functions"
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
65 tristate "CRC7 functions"
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.
73 tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
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.
85 depends on AUDIT && !AUDIT_ARCH
89 # compression support is select'ed if needed
100 config LZO_DECOMPRESS
104 # These all provide a common interface (hence the apparent duplication with
105 # ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
107 config DECOMPRESS_GZIP
111 config DECOMPRESS_BZIP2
114 config DECOMPRESS_LZMA
118 # Generic allocator support is selected if needed
120 config GENERIC_ALLOCATOR
124 # reed solomon support is select'ed if needed
129 config REED_SOLOMON_ENC8
132 config REED_SOLOMON_DEC8
135 config REED_SOLOMON_ENC16
138 config REED_SOLOMON_DEC16
142 # Textsearch support is select'ed if needed
147 config TEXTSEARCH_KMP
153 config TEXTSEARCH_FSM
157 # plist support is select#ed if needed
169 depends on HAS_IOMEM && !NO_IOPORT
177 config CHECK_SIGNATURE
183 config CPUMASK_OFFSTACK
184 bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
186 Use dynamic allocation for cpumask_var_t, instead of putting
187 them on the stack. This is a bit more expensive, but avoids
190 config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
191 bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
192 depends on EXPERIMENTAL && BROKEN