Root/lib/Kconfig

1#
2# Library configuration
3#
4
5config BINARY_PRINTF
6    def_bool n
7
8menu "Library routines"
9
10config RAID6_PQ
11    tristate
12
13config BITREVERSE
14    tristate
15
16config RATIONAL
17    boolean
18
19config GENERIC_FIND_FIRST_BIT
20    bool
21
22config GENERIC_FIND_NEXT_BIT
23    bool
24
25config GENERIC_FIND_LAST_BIT
26    bool
27    default y
28
29config CRC_CCITT
30    tristate "CRC-CCITT functions"
31    help
32      This option is provided for the case where no in-kernel-tree
33      modules require CRC-CCITT functions, but a module built outside
34      the kernel tree does. Such modules that use library CRC-CCITT
35      functions require M here.
36
37config CRC16
38    tristate "CRC16 functions"
39    help
40      This option is provided for the case where no in-kernel-tree
41      modules require CRC16 functions, but a module built outside
42      the kernel tree does. Such modules that use library CRC16
43      functions require M here.
44
45config CRC_T10DIF
46    tristate "CRC calculation for the T10 Data Integrity Field"
47    help
48      This option is only needed if a module that's not in the
49      kernel tree needs to calculate CRC checks for use with the
50      SCSI data integrity subsystem.
51
52config CRC_ITU_T
53    tristate "CRC ITU-T V.41 functions"
54    help
55      This option is provided for the case where no in-kernel-tree
56      modules require CRC ITU-T V.41 functions, but a module built outside
57      the kernel tree does. Such modules that use library CRC ITU-T V.41
58      functions require M here.
59
60config CRC32
61    tristate "CRC32 functions"
62    default y
63    select BITREVERSE
64    help
65      This option is provided for the case where no in-kernel-tree
66      modules require CRC32 functions, but a module built outside the
67      kernel tree does. Such modules that use library CRC32 functions
68      require M here.
69
70config CRC7
71    tristate "CRC7 functions"
72    help
73      This option is provided for the case where no in-kernel-tree
74      modules require CRC7 functions, but a module built outside
75      the kernel tree does. Such modules that use library CRC7
76      functions require M here.
77
78config LIBCRC32C
79    tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
80    select CRYPTO
81    select CRYPTO_CRC32C
82    help
83      This option is provided for the case where no in-kernel-tree
84      modules require CRC32c functions, but a module built outside the
85      kernel tree does. Such modules that use library CRC32c functions
86      require M here. See Castagnoli93.
87      Module will be libcrc32c.
88
89config AUDIT_GENERIC
90    bool
91    depends on AUDIT && !AUDIT_ARCH
92    default y
93
94#
95# compression support is select'ed if needed
96#
97config ZLIB_INFLATE
98    tristate
99
100config ZLIB_DEFLATE
101    tristate
102
103config LZO_COMPRESS
104    tristate
105
106config LZO_DECOMPRESS
107    tristate
108
109#
110# These all provide a common interface (hence the apparent duplication with
111# ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
112#
113config DECOMPRESS_GZIP
114    select ZLIB_INFLATE
115    tristate
116
117config DECOMPRESS_BZIP2
118    tristate
119
120config DECOMPRESS_LZMA
121    tristate
122
123config DECOMPRESS_LZO
124    select LZO_DECOMPRESS
125    tristate
126
127#
128# Generic allocator support is selected if needed
129#
130config GENERIC_ALLOCATOR
131    boolean
132
133#
134# reed solomon support is select'ed if needed
135#
136config REED_SOLOMON
137    tristate
138    
139config REED_SOLOMON_ENC8
140    boolean
141
142config REED_SOLOMON_DEC8
143    boolean
144
145config REED_SOLOMON_ENC16
146    boolean
147
148config REED_SOLOMON_DEC16
149    boolean
150
151#
152# Textsearch support is select'ed if needed
153#
154config TEXTSEARCH
155    boolean
156
157config TEXTSEARCH_KMP
158    tristate
159
160config TEXTSEARCH_BM
161    tristate
162
163config TEXTSEARCH_FSM
164    tristate
165
166config BTREE
167    boolean
168
169config HAS_IOMEM
170    boolean
171    depends on !NO_IOMEM
172    default y
173
174config HAS_IOPORT
175    boolean
176    depends on HAS_IOMEM && !NO_IOPORT
177    default y
178
179config HAS_DMA
180    boolean
181    depends on !NO_DMA
182    default y
183
184config CHECK_SIGNATURE
185    bool
186
187config 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
194config 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#
201config NLATTR
202    bool
203
204#
205# Generic 64-bit atomic support is selected if needed
206#
207config GENERIC_ATOMIC64
208       bool
209
210config LRU_CACHE
211    tristate
212
213endmenu
214

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