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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#
2# Library configuration
3#
4
Lai Jiangshan4370aa42009-03-06 17:21:46 +01005config BINARY_PRINTF
6 def_bool n
7
Linus Torvalds1da177e2005-04-16 15:20:36 -07008menu "Library routines"
9
David Woodhousef5e70d02009-07-13 11:35:12 +010010config RAID6_PQ
11 tristate
12
Akinobu Mitaa5cfc1e2006-12-08 02:36:25 -080013config BITREVERSE
14 tristate
15
Oskar Schirmer8759ef32009-06-11 14:51:15 +010016config RATIONAL
17 boolean
18
Alexander van Heukelum19870de2008-04-25 13:12:53 +020019config GENERIC_FIND_FIRST_BIT
Jan Beulich9ba16082008-10-15 22:01:38 -070020 bool
Alexander van Heukelum19870de2008-04-25 13:12:53 +020021
22config GENERIC_FIND_NEXT_BIT
Jan Beulich9ba16082008-10-15 22:01:38 -070023 bool
Alexander van Heukelum19870de2008-04-25 13:12:53 +020024
Akinobu Mita06649962011-03-23 16:41:59 -070025config GENERIC_FIND_BIT_LE
26 bool
27
Rusty Russellab53d472009-01-01 10:12:19 +103028config GENERIC_FIND_LAST_BIT
29 bool
30 default y
31
Linus Torvalds1da177e2005-04-16 15:20:36 -070032config CRC_CCITT
33 tristate "CRC-CCITT functions"
34 help
35 This option is provided for the case where no in-kernel-tree
36 modules require CRC-CCITT functions, but a module built outside
37 the kernel tree does. Such modules that use library CRC-CCITT
38 functions require M here.
39
Evgeniy Polyakov7657ec12005-08-17 15:17:26 +040040config CRC16
41 tristate "CRC16 functions"
42 help
43 This option is provided for the case where no in-kernel-tree
44 modules require CRC16 functions, but a module built outside
45 the kernel tree does. Such modules that use library CRC16
46 functions require M here.
47
Martin K. Petersenf11f5942008-06-25 11:22:42 -040048config CRC_T10DIF
49 tristate "CRC calculation for the T10 Data Integrity Field"
50 help
51 This option is only needed if a module that's not in the
52 kernel tree needs to calculate CRC checks for use with the
53 SCSI data integrity subsystem.
54
Ivo van Doorn3e7cbae2006-06-12 16:17:04 +020055config CRC_ITU_T
56 tristate "CRC ITU-T V.41 functions"
57 help
58 This option is provided for the case where no in-kernel-tree
59 modules require CRC ITU-T V.41 functions, but a module built outside
60 the kernel tree does. Such modules that use library CRC ITU-T V.41
61 functions require M here.
62
Linus Torvalds1da177e2005-04-16 15:20:36 -070063config CRC32
64 tristate "CRC32 functions"
65 default y
Akinobu Mita906d66d2006-12-08 02:36:25 -080066 select BITREVERSE
Linus Torvalds1da177e2005-04-16 15:20:36 -070067 help
68 This option is provided for the case where no in-kernel-tree
69 modules require CRC32 functions, but a module built outside the
70 kernel tree does. Such modules that use library CRC32 functions
71 require M here.
72
Jan Nikitenkoad241522007-07-17 04:04:03 -070073config CRC7
74 tristate "CRC7 functions"
75 help
76 This option is provided for the case where no in-kernel-tree
77 modules require CRC7 functions, but a module built outside
78 the kernel tree does. Such modules that use library CRC7
79 functions require M here.
80
Linus Torvalds1da177e2005-04-16 15:20:36 -070081config LIBCRC32C
82 tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
Herbert Xu93027352008-11-13 22:05:13 +080083 select CRYPTO
Herbert Xu69c35ef2008-11-07 15:11:47 +080084 select CRYPTO_CRC32C
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 help
86 This option is provided for the case where no in-kernel-tree
87 modules require CRC32c functions, but a module built outside the
88 kernel tree does. Such modules that use library CRC32c functions
89 require M here. See Castagnoli93.
90 Module will be libcrc32c.
91
Al Viroe65e1fc2006-09-12 03:04:40 -040092config AUDIT_GENERIC
93 bool
94 depends on AUDIT && !AUDIT_ARCH
95 default y
96
Linus Torvalds1da177e2005-04-16 15:20:36 -070097#
98# compression support is select'ed if needed
99#
100config ZLIB_INFLATE
101 tristate
102
103config ZLIB_DEFLATE
104 tristate
105
Richard Purdie64c70b12007-07-10 17:22:24 -0700106config LZO_COMPRESS
107 tristate
108
109config LZO_DECOMPRESS
110 tristate
111
Lasse Collin24fa0402011-01-12 17:01:22 -0800112source "lib/xz/Kconfig"
113
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114#
H. Peter Anvinc8531ab2009-01-05 13:48:31 -0800115# These all provide a common interface (hence the apparent duplication with
116# ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
117#
118config DECOMPRESS_GZIP
H. Peter Anvin7856a16e2009-01-07 00:01:43 -0800119 select ZLIB_INFLATE
H. Peter Anvinc8531ab2009-01-05 13:48:31 -0800120 tristate
121
122config DECOMPRESS_BZIP2
123 tristate
124
125config DECOMPRESS_LZMA
126 tristate
127
Lasse Collin3ebe1242011-01-12 17:01:23 -0800128config DECOMPRESS_XZ
129 select XZ_DEC
130 tristate
131
Albin Tonnerrecacb2462010-01-08 14:42:46 -0800132config DECOMPRESS_LZO
133 select LZO_DECOMPRESS
134 tristate
135
H. Peter Anvinc8531ab2009-01-05 13:48:31 -0800136#
Jes Sorensenf14f75b2005-06-21 17:15:02 -0700137# Generic allocator support is selected if needed
138#
139config GENERIC_ALLOCATOR
140 boolean
141
142#
Linus Torvalds1da177e2005-04-16 15:20:36 -0700143# reed solomon support is select'ed if needed
144#
145config REED_SOLOMON
146 tristate
147
148config REED_SOLOMON_ENC8
149 boolean
150
151config REED_SOLOMON_DEC8
152 boolean
153
154config REED_SOLOMON_ENC16
155 boolean
156
157config REED_SOLOMON_DEC16
158 boolean
159
David S. Millerf7704342005-06-24 17:39:03 -0700160#
161# Textsearch support is select'ed if needed
162#
Thomas Graf2de4ff72005-06-23 20:49:30 -0700163config TEXTSEARCH
David S. Millerf7704342005-06-24 17:39:03 -0700164 boolean
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165
Thomas Grafdf3fb932005-06-23 20:58:37 -0700166config TEXTSEARCH_KMP
David S. Millerf7704342005-06-24 17:39:03 -0700167 tristate
Thomas Grafdf3fb932005-06-23 20:58:37 -0700168
Pablo Neira Ayuso8082e4e2005-08-25 16:12:22 -0700169config TEXTSEARCH_BM
David S. Miller29cb9f92005-08-25 16:23:11 -0700170 tristate
Pablo Neira Ayuso8082e4e2005-08-25 16:12:22 -0700171
Thomas Graf6408f792005-06-23 20:59:16 -0700172config TEXTSEARCH_FSM
David S. Millerf7704342005-06-24 17:39:03 -0700173 tristate
Thomas Graf6408f792005-06-23 20:59:16 -0700174
Joern Engel5db53f32009-11-20 20:13:39 +0100175config BTREE
176 boolean
177
Al Viro5ea81762007-02-11 15:41:31 +0000178config HAS_IOMEM
Al Viroee36c2b2006-12-13 00:35:00 -0800179 boolean
Al Viro5ea81762007-02-11 15:41:31 +0000180 depends on !NO_IOMEM
181 default y
182
183config HAS_IOPORT
184 boolean
185 depends on HAS_IOMEM && !NO_IOPORT
Al Viroee36c2b2006-12-13 00:35:00 -0800186 default y
187
Heiko Carstens411f0f32007-05-06 14:49:09 -0700188config HAS_DMA
189 boolean
190 depends on !NO_DMA
191 default y
192
Geert Uytterhoeven928923c2007-08-22 14:01:36 -0700193config CHECK_SIGNATURE
194 bool
195
Rusty Russellaab46da2008-12-13 21:20:27 +1030196config CPUMASK_OFFSTACK
197 bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
198 help
199 Use dynamic allocation for cpumask_var_t, instead of putting
200 them on the stack. This is a bit more expensive, but avoids
201 stack overflow.
202
Rusty Russell8c384cd2009-01-01 10:12:30 +1030203config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
204 bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
205 depends on EXPERIMENTAL && BROKEN
206
Ben Hutchingsc39649c2011-01-19 11:03:25 +0000207config CPU_RMAP
208 bool
209 depends on SMP
210
Geert Uytterhoevene9cc8bd2009-03-04 14:53:30 +0800211#
212# Netlink attribute parsing support is select'ed if needed
213#
214config NLATTR
215 bool
216
Paul Mackerras09d4e0e2009-06-12 21:10:05 +0000217#
218# Generic 64-bit atomic support is selected if needed
219#
220config GENERIC_ATOMIC64
221 bool
222
Philipp Reisnerb411b362009-09-25 16:07:19 -0700223config LRU_CACHE
224 tristate
225
Bruno Randolfc5485a72010-11-16 10:58:37 +0900226config AVERAGE
Michael Buescha7a9a242011-03-01 20:03:05 +0100227 bool "Averaging functions"
228 help
229 This option is provided for the case where no in-kernel-tree
230 modules require averaging functions, but a module built outside
231 the kernel tree does. Such modules that use library averaging
232 functions require Y here.
233
234 If unsure, say N.
Bruno Randolfc5485a72010-11-16 10:58:37 +0900235
Thomas Graf2de4ff72005-06-23 20:49:30 -0700236endmenu