Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | # |
| 2 | # File system configuration |
| 3 | # |
| 4 | |
| 5 | menu "File systems" |
| 6 | |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 7 | if BLOCK |
| 8 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | config EXT2_FS |
| 10 | tristate "Second extended fs support" |
| 11 | help |
| 12 | Ext2 is a standard Linux file system for hard disks. |
| 13 | |
| 14 | To compile this file system support as a module, choose M here: the |
Jan Engelhardt | d23edbd | 2006-12-12 19:07:45 +0100 | [diff] [blame] | 15 | module will be called ext2. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | |
| 17 | If unsure, say Y. |
| 18 | |
| 19 | config EXT2_FS_XATTR |
| 20 | bool "Ext2 extended attributes" |
| 21 | depends on EXT2_FS |
| 22 | help |
| 23 | Extended attributes are name:value pairs associated with inodes by |
| 24 | the kernel or by users (see the attr(5) manual page, or visit |
| 25 | <http://acl.bestbits.at/> for details). |
| 26 | |
| 27 | If unsure, say N. |
| 28 | |
| 29 | config EXT2_FS_POSIX_ACL |
| 30 | bool "Ext2 POSIX Access Control Lists" |
| 31 | depends on EXT2_FS_XATTR |
Andreas Gruenbacher | b84c215 | 2005-07-07 17:56:57 -0700 | [diff] [blame] | 32 | select FS_POSIX_ACL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | help |
| 34 | Posix Access Control Lists (ACLs) support permissions for users and |
| 35 | groups beyond the owner/group/world scheme. |
| 36 | |
| 37 | To learn more about Access Control Lists, visit the Posix ACLs for |
| 38 | Linux website <http://acl.bestbits.at/>. |
| 39 | |
| 40 | If you don't know what Access Control Lists are, say N |
| 41 | |
| 42 | config EXT2_FS_SECURITY |
| 43 | bool "Ext2 Security Labels" |
| 44 | depends on EXT2_FS_XATTR |
| 45 | help |
| 46 | Security labels support alternative access control models |
| 47 | implemented by security modules like SELinux. This option |
| 48 | enables an extended attribute handler for file security |
| 49 | labels in the ext2 filesystem. |
| 50 | |
| 51 | If you are not using a security module that requires using |
| 52 | extended attributes for file security labels, say N. |
| 53 | |
Carsten Otte | 6d79125 | 2005-06-23 22:05:26 -0700 | [diff] [blame] | 54 | config EXT2_FS_XIP |
| 55 | bool "Ext2 execute in place support" |
Al Viro | 0c426f2 | 2006-06-23 02:04:08 -0700 | [diff] [blame] | 56 | depends on EXT2_FS && MMU |
Carsten Otte | 6d79125 | 2005-06-23 22:05:26 -0700 | [diff] [blame] | 57 | help |
| 58 | Execute in place can be used on memory-backed block devices. If you |
| 59 | enable this option, you can select to mount block devices which are |
| 60 | capable of this feature without using the page cache. |
| 61 | |
| 62 | If you do not use a block device that is capable of using this, |
| 63 | or if unsure, say N. |
| 64 | |
| 65 | config FS_XIP |
| 66 | # execute in place |
| 67 | bool |
| 68 | depends on EXT2_FS_XIP |
| 69 | default y |
| 70 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | config EXT3_FS |
| 72 | tristate "Ext3 journalling file system support" |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 73 | select JBD |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | help |
Matt LaPlante | cc2e276 | 2006-10-03 22:22:29 +0200 | [diff] [blame] | 75 | This is the journalling version of the Second extended file system |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | (often called ext3), the de facto standard Linux file system |
| 77 | (method to organize files on a storage device) for hard disks. |
| 78 | |
Matt LaPlante | cc2e276 | 2006-10-03 22:22:29 +0200 | [diff] [blame] | 79 | The journalling code included in this driver means you do not have |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 80 | to run e2fsck (file system checker) on your file systems after a |
| 81 | crash. The journal keeps track of any changes that were being made |
| 82 | at the time the system crashed, and can ensure that your file system |
| 83 | is consistent without the need for a lengthy check. |
| 84 | |
| 85 | Other than adding the journal to the file system, the on-disk format |
| 86 | of ext3 is identical to ext2. It is possible to freely switch |
| 87 | between using the ext3 driver and the ext2 driver, as long as the |
| 88 | file system has been cleanly unmounted, or e2fsck is run on the file |
| 89 | system. |
| 90 | |
| 91 | To add a journal on an existing ext2 file system or change the |
| 92 | behavior of ext3 file systems, you can use the tune2fs utility ("man |
| 93 | tune2fs"). To modify attributes of files and directories on ext3 |
| 94 | file systems, use chattr ("man chattr"). You need to be using |
| 95 | e2fsprogs version 1.20 or later in order to create ext3 journals |
| 96 | (available at <http://sourceforge.net/projects/e2fsprogs/>). |
| 97 | |
| 98 | To compile this file system support as a module, choose M here: the |
Jan Engelhardt | d23edbd | 2006-12-12 19:07:45 +0100 | [diff] [blame] | 99 | module will be called ext3. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | |
| 101 | config EXT3_FS_XATTR |
| 102 | bool "Ext3 extended attributes" |
| 103 | depends on EXT3_FS |
| 104 | default y |
| 105 | help |
| 106 | Extended attributes are name:value pairs associated with inodes by |
| 107 | the kernel or by users (see the attr(5) manual page, or visit |
| 108 | <http://acl.bestbits.at/> for details). |
| 109 | |
| 110 | If unsure, say N. |
| 111 | |
| 112 | You need this for POSIX ACL support on ext3. |
| 113 | |
| 114 | config EXT3_FS_POSIX_ACL |
| 115 | bool "Ext3 POSIX Access Control Lists" |
| 116 | depends on EXT3_FS_XATTR |
Andreas Gruenbacher | b84c215 | 2005-07-07 17:56:57 -0700 | [diff] [blame] | 117 | select FS_POSIX_ACL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | help |
| 119 | Posix Access Control Lists (ACLs) support permissions for users and |
| 120 | groups beyond the owner/group/world scheme. |
| 121 | |
| 122 | To learn more about Access Control Lists, visit the Posix ACLs for |
| 123 | Linux website <http://acl.bestbits.at/>. |
| 124 | |
| 125 | If you don't know what Access Control Lists are, say N |
| 126 | |
| 127 | config EXT3_FS_SECURITY |
| 128 | bool "Ext3 Security Labels" |
| 129 | depends on EXT3_FS_XATTR |
| 130 | help |
| 131 | Security labels support alternative access control models |
| 132 | implemented by security modules like SELinux. This option |
| 133 | enables an extended attribute handler for file security |
| 134 | labels in the ext3 filesystem. |
| 135 | |
| 136 | If you are not using a security module that requires using |
| 137 | extended attributes for file security labels, say N. |
| 138 | |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 139 | config EXT4DEV_FS |
| 140 | tristate "Ext4dev/ext4 extended fs support development (EXPERIMENTAL)" |
| 141 | depends on EXPERIMENTAL |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 142 | select JBD2 |
| 143 | help |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 144 | Ext4dev is a predecessor filesystem of the next generation |
| 145 | extended fs ext4, based on ext3 filesystem code. It will be |
| 146 | renamed ext4 fs later, once ext4dev is mature and stabilized. |
| 147 | |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 148 | Unlike the change from ext2 filesystem to ext3 filesystem, |
| 149 | the on-disk format of ext4dev is not the same as ext3 any more: |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 150 | it is based on extent maps and it supports 48-bit physical block |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 151 | numbers. These combined on-disk format changes will allow |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 152 | ext4dev/ext4 to handle more than 16 TB filesystem volumes -- |
| 153 | a hard limit that ext3 cannot overcome without changing the |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 154 | on-disk format. |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 155 | |
| 156 | Other than extent maps and 48-bit block numbers, ext4dev also is |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 157 | likely to have other new features such as persistent preallocation, |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 158 | high resolution time stamps, and larger file support etc. These |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 159 | features will be added to ext4dev gradually. |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 160 | |
| 161 | To compile this file system support as a module, choose M here. The |
Jan Engelhardt | d23edbd | 2006-12-12 19:07:45 +0100 | [diff] [blame] | 162 | module will be called ext4dev. |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 163 | |
| 164 | If unsure, say N. |
| 165 | |
| 166 | config EXT4DEV_FS_XATTR |
| 167 | bool "Ext4dev extended attributes" |
| 168 | depends on EXT4DEV_FS |
| 169 | default y |
| 170 | help |
| 171 | Extended attributes are name:value pairs associated with inodes by |
| 172 | the kernel or by users (see the attr(5) manual page, or visit |
| 173 | <http://acl.bestbits.at/> for details). |
| 174 | |
| 175 | If unsure, say N. |
| 176 | |
| 177 | You need this for POSIX ACL support on ext4dev/ext4. |
| 178 | |
| 179 | config EXT4DEV_FS_POSIX_ACL |
| 180 | bool "Ext4dev POSIX Access Control Lists" |
| 181 | depends on EXT4DEV_FS_XATTR |
| 182 | select FS_POSIX_ACL |
| 183 | help |
| 184 | POSIX Access Control Lists (ACLs) support permissions for users and |
| 185 | groups beyond the owner/group/world scheme. |
| 186 | |
| 187 | To learn more about Access Control Lists, visit the POSIX ACLs for |
| 188 | Linux website <http://acl.bestbits.at/>. |
| 189 | |
| 190 | If you don't know what Access Control Lists are, say N |
| 191 | |
| 192 | config EXT4DEV_FS_SECURITY |
| 193 | bool "Ext4dev Security Labels" |
| 194 | depends on EXT4DEV_FS_XATTR |
| 195 | help |
| 196 | Security labels support alternative access control models |
| 197 | implemented by security modules like SELinux. This option |
| 198 | enables an extended attribute handler for file security |
| 199 | labels in the ext4dev/ext4 filesystem. |
| 200 | |
| 201 | If you are not using a security module that requires using |
| 202 | extended attributes for file security labels, say N. |
| 203 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | config JBD |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 205 | tristate |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | help |
Matt LaPlante | cc2e276 | 2006-10-03 22:22:29 +0200 | [diff] [blame] | 207 | This is a generic journalling layer for block devices. It is |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 208 | currently used by the ext3 and OCFS2 file systems, but it could |
| 209 | also be used to add journal support to other file systems or block |
| 210 | devices such as RAID or LVM. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 211 | |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 212 | If you are using the ext3 or OCFS2 file systems, you need to |
| 213 | say Y here. If you are not using ext3 OCFS2 then you will probably |
| 214 | want to say N. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | |
| 216 | To compile this device as a module, choose M here: the module will be |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 217 | called jbd. If you are compiling ext3 or OCFS2 into the kernel, |
| 218 | you cannot compile this code as a module. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 219 | |
| 220 | config JBD_DEBUG |
| 221 | bool "JBD (ext3) debugging support" |
| 222 | depends on JBD |
| 223 | help |
| 224 | If you are using the ext3 journaled file system (or potentially any |
| 225 | other file system/device using JBD), this option allows you to |
| 226 | enable debugging output while the system is running, in order to |
| 227 | help track down any problems you are having. By default the |
| 228 | debugging output will be turned off. |
| 229 | |
| 230 | If you select Y here, then you will be able to turn on debugging |
| 231 | with "echo N > /proc/sys/fs/jbd-debug", where N is a number between |
| 232 | 1 and 5, the higher the number, the more debugging output is |
| 233 | generated. To turn debugging off again, do |
| 234 | "echo 0 > /proc/sys/fs/jbd-debug". |
| 235 | |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 236 | config JBD2 |
| 237 | tristate |
| 238 | help |
| 239 | This is a generic journaling layer for block devices that support |
| 240 | both 32-bit and 64-bit block numbers. It is currently used by |
| 241 | the ext4dev/ext4 filesystem, but it could also be used to add |
| 242 | journal support to other file systems or block devices such |
| 243 | as RAID or LVM. |
| 244 | |
| 245 | If you are using ext4dev/ext4, you need to say Y here. If you are not |
| 246 | using ext4dev/ext4 then you will probably want to say N. |
| 247 | |
| 248 | To compile this device as a module, choose M here. The module will be |
| 249 | called jbd2. If you are compiling ext4dev/ext4 into the kernel, |
| 250 | you cannot compile this code as a module. |
| 251 | |
| 252 | config JBD2_DEBUG |
| 253 | bool "JBD2 (ext4dev/ext4) debugging support" |
Jose R. Santos | 0f49d5d | 2007-07-18 08:50:18 -0400 | [diff] [blame] | 254 | depends on JBD2 && DEBUG_FS |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 255 | help |
| 256 | If you are using the ext4dev/ext4 journaled file system (or |
| 257 | potentially any other filesystem/device using JBD2), this option |
| 258 | allows you to enable debugging output while the system is running, |
| 259 | in order to help track down any problems you are having. |
| 260 | By default, the debugging output will be turned off. |
| 261 | |
| 262 | If you select Y here, then you will be able to turn on debugging |
Jose R. Santos | 0f49d5d | 2007-07-18 08:50:18 -0400 | [diff] [blame] | 263 | with "echo N > /sys/kernel/debug/jbd2/jbd2-debug", where N is a |
| 264 | number between 1 and 5. The higher the number, the more debugging |
| 265 | output is generated. To turn debugging off again, do |
| 266 | "echo 0 > /sys/kernel/debug/jbd2/jbd2-debug". |
Mingming Cao | dab291a | 2006-10-11 01:21:01 -0700 | [diff] [blame] | 267 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 268 | config FS_MBCACHE |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 269 | # Meta block cache for Extended Attributes (ext2/ext3/ext4) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | tristate |
Mingming Cao | 02ea210 | 2006-10-11 01:20:56 -0700 | [diff] [blame] | 271 | depends on EXT2_FS_XATTR || EXT3_FS_XATTR || EXT4DEV_FS_XATTR |
| 272 | default y if EXT2_FS=y || EXT3_FS=y || EXT4DEV_FS=y |
| 273 | default m if EXT2_FS=m || EXT3_FS=m || EXT4DEV_FS=m |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 274 | |
| 275 | config REISERFS_FS |
| 276 | tristate "Reiserfs support" |
| 277 | help |
| 278 | Stores not just filenames but the files themselves in a balanced |
Matt LaPlante | cc2e276 | 2006-10-03 22:22:29 +0200 | [diff] [blame] | 279 | tree. Uses journalling. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | |
| 281 | Balanced trees are more efficient than traditional file system |
| 282 | architectural foundations. |
| 283 | |
| 284 | In general, ReiserFS is as fast as ext2, but is very efficient with |
| 285 | large directories and small files. Additional patches are needed |
| 286 | for NFS and quotas, please see <http://www.namesys.com/> for links. |
| 287 | |
| 288 | It is more easily extended to have features currently found in |
| 289 | database and keyword search systems than block allocation based file |
| 290 | systems are. The next version will be so extended, and will support |
| 291 | plugins consistent with our motto ``It takes more than a license to |
| 292 | make source code open.'' |
| 293 | |
| 294 | Read <http://www.namesys.com/> to learn more about reiserfs. |
| 295 | |
| 296 | Sponsored by Threshold Networks, Emusic.com, and Bigstorage.com. |
| 297 | |
| 298 | If you like it, you can pay us to add new features to it that you |
| 299 | need, buy a support contract, or pay us to port it to another OS. |
| 300 | |
| 301 | config REISERFS_CHECK |
| 302 | bool "Enable reiserfs debug mode" |
| 303 | depends on REISERFS_FS |
| 304 | help |
| 305 | If you set this to Y, then ReiserFS will perform every check it can |
| 306 | possibly imagine of its internal consistency throughout its |
| 307 | operation. It will also go substantially slower. More than once we |
| 308 | have forgotten that this was on, and then gone despondent over the |
| 309 | latest benchmarks.:-) Use of this option allows our team to go all |
| 310 | out in checking for consistency when debugging without fear of its |
| 311 | effect on end users. If you are on the verge of sending in a bug |
| 312 | report, say Y and you might get a useful error message. Almost |
| 313 | everyone should say N. |
| 314 | |
| 315 | config REISERFS_PROC_INFO |
| 316 | bool "Stats in /proc/fs/reiserfs" |
Randy Dunlap | 880ebdc | 2007-05-08 00:26:59 -0700 | [diff] [blame] | 317 | depends on REISERFS_FS && PROC_FS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 318 | help |
| 319 | Create under /proc/fs/reiserfs a hierarchy of files, displaying |
| 320 | various ReiserFS statistics and internal data at the expense of |
| 321 | making your kernel or module slightly larger (+8 KB). This also |
| 322 | increases the amount of kernel memory required for each mount. |
| 323 | Almost everyone but ReiserFS developers and people fine-tuning |
| 324 | reiserfs or tracing problems should say N. |
| 325 | |
| 326 | config REISERFS_FS_XATTR |
| 327 | bool "ReiserFS extended attributes" |
| 328 | depends on REISERFS_FS |
| 329 | help |
| 330 | Extended attributes are name:value pairs associated with inodes by |
| 331 | the kernel or by users (see the attr(5) manual page, or visit |
| 332 | <http://acl.bestbits.at/> for details). |
| 333 | |
| 334 | If unsure, say N. |
| 335 | |
| 336 | config REISERFS_FS_POSIX_ACL |
| 337 | bool "ReiserFS POSIX Access Control Lists" |
| 338 | depends on REISERFS_FS_XATTR |
Andreas Gruenbacher | b84c215 | 2005-07-07 17:56:57 -0700 | [diff] [blame] | 339 | select FS_POSIX_ACL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 340 | help |
| 341 | Posix Access Control Lists (ACLs) support permissions for users and |
| 342 | groups beyond the owner/group/world scheme. |
| 343 | |
| 344 | To learn more about Access Control Lists, visit the Posix ACLs for |
| 345 | Linux website <http://acl.bestbits.at/>. |
| 346 | |
| 347 | If you don't know what Access Control Lists are, say N |
| 348 | |
| 349 | config REISERFS_FS_SECURITY |
| 350 | bool "ReiserFS Security Labels" |
| 351 | depends on REISERFS_FS_XATTR |
| 352 | help |
| 353 | Security labels support alternative access control models |
| 354 | implemented by security modules like SELinux. This option |
| 355 | enables an extended attribute handler for file security |
| 356 | labels in the ReiserFS filesystem. |
| 357 | |
| 358 | If you are not using a security module that requires using |
| 359 | extended attributes for file security labels, say N. |
| 360 | |
| 361 | config JFS_FS |
| 362 | tristate "JFS filesystem support" |
| 363 | select NLS |
| 364 | help |
| 365 | This is a port of IBM's Journaled Filesystem . More information is |
| 366 | available in the file <file:Documentation/filesystems/jfs.txt>. |
| 367 | |
| 368 | If you do not intend to use the JFS filesystem, say N. |
| 369 | |
| 370 | config JFS_POSIX_ACL |
| 371 | bool "JFS POSIX Access Control Lists" |
| 372 | depends on JFS_FS |
Andreas Gruenbacher | b84c215 | 2005-07-07 17:56:57 -0700 | [diff] [blame] | 373 | select FS_POSIX_ACL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 374 | help |
| 375 | Posix Access Control Lists (ACLs) support permissions for users and |
| 376 | groups beyond the owner/group/world scheme. |
| 377 | |
| 378 | To learn more about Access Control Lists, visit the Posix ACLs for |
| 379 | Linux website <http://acl.bestbits.at/>. |
| 380 | |
| 381 | If you don't know what Access Control Lists are, say N |
| 382 | |
| 383 | config JFS_SECURITY |
| 384 | bool "JFS Security Labels" |
| 385 | depends on JFS_FS |
| 386 | help |
| 387 | Security labels support alternative access control models |
| 388 | implemented by security modules like SELinux. This option |
| 389 | enables an extended attribute handler for file security |
| 390 | labels in the jfs filesystem. |
| 391 | |
| 392 | If you are not using a security module that requires using |
| 393 | extended attributes for file security labels, say N. |
| 394 | |
| 395 | config JFS_DEBUG |
| 396 | bool "JFS debugging" |
| 397 | depends on JFS_FS |
| 398 | help |
| 399 | If you are experiencing any problems with the JFS filesystem, say |
| 400 | Y here. This will result in additional debugging messages to be |
| 401 | written to the system log. Under normal circumstances, this |
| 402 | results in very little overhead. |
| 403 | |
| 404 | config JFS_STATISTICS |
| 405 | bool "JFS statistics" |
| 406 | depends on JFS_FS |
| 407 | help |
| 408 | Enabling this option will cause statistics from the JFS file system |
| 409 | to be made available to the user in the /proc/fs/jfs/ directory. |
| 410 | |
| 411 | config FS_POSIX_ACL |
| 412 | # Posix ACL utility routines (for now, only ext2/ext3/jfs/reiserfs) |
| 413 | # |
| 414 | # NOTE: you can implement Posix ACLs without these helpers (XFS does). |
| 415 | # Never use this symbol for ifdefs. |
| 416 | # |
| 417 | bool |
Andreas Gruenbacher | b84c215 | 2005-07-07 17:56:57 -0700 | [diff] [blame] | 418 | default n |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | |
| 420 | source "fs/xfs/Kconfig" |
David Teigland | f7825dc | 2006-01-16 16:43:37 +0000 | [diff] [blame] | 421 | source "fs/gfs2/Kconfig" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 422 | |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 423 | config OCFS2_FS |
Mark Fasheh | 02ed841 | 2006-09-14 10:28:06 -0700 | [diff] [blame] | 424 | tristate "OCFS2 file system support" |
| 425 | depends on NET && SYSFS |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 426 | select CONFIGFS_FS |
| 427 | select JBD |
| 428 | select CRC32 |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 429 | help |
| 430 | OCFS2 is a general purpose extent based shared disk cluster file |
| 431 | system with many similarities to ext3. It supports 64 bit inode |
| 432 | numbers, and has automatically extending metadata groups which may |
| 433 | also make it attractive for non-clustered use. |
| 434 | |
| 435 | You'll want to install the ocfs2-tools package in order to at least |
| 436 | get "mount.ocfs2". |
| 437 | |
| 438 | Project web page: http://oss.oracle.com/projects/ocfs2 |
| 439 | Tools web page: http://oss.oracle.com/projects/ocfs2-tools |
| 440 | OCFS2 mailing lists: http://oss.oracle.com/projects/ocfs2/mailman/ |
| 441 | |
| 442 | Note: Features which OCFS2 does not support yet: |
| 443 | - extended attributes |
Mark Fasheh | b4e40a5 | 2005-12-15 14:31:24 -0800 | [diff] [blame] | 444 | - quotas |
| 445 | - cluster aware flock |
| 446 | - Directory change notification (F_NOTIFY) |
| 447 | - Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease) |
| 448 | - POSIX ACLs |
| 449 | - readpages / writepages (not user visible) |
| 450 | |
Joel Becker | 2b388c6 | 2006-05-10 18:28:59 -0700 | [diff] [blame] | 451 | config OCFS2_DEBUG_MASKLOG |
| 452 | bool "OCFS2 logging support" |
| 453 | depends on OCFS2_FS |
| 454 | default y |
| 455 | help |
| 456 | The ocfs2 filesystem has an extensive logging system. The system |
| 457 | allows selection of events to log via files in /sys/o2cb/logmask/. |
| 458 | This option will enlarge your kernel, but it allows debugging of |
| 459 | ocfs2 filesystem issues. |
| 460 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 461 | config MINIX_FS |
| 462 | tristate "Minix fs support" |
| 463 | help |
| 464 | Minix is a simple operating system used in many classes about OS's. |
| 465 | The minix file system (method to organize files on a hard disk |
| 466 | partition or a floppy disk) was the original file system for Linux, |
| 467 | but has been superseded by the second extended file system ext2fs. |
| 468 | You don't want to use the minix file system on your hard disk |
| 469 | because of certain built-in restrictions, but it is sometimes found |
| 470 | on older Linux floppy disks. This option will enlarge your kernel |
| 471 | by about 28 KB. If unsure, say N. |
| 472 | |
| 473 | To compile this file system support as a module, choose M here: the |
| 474 | module will be called minix. Note that the file system of your root |
| 475 | partition (the one containing the directory /) cannot be compiled as |
| 476 | a module. |
| 477 | |
| 478 | config ROMFS_FS |
| 479 | tristate "ROM file system support" |
| 480 | ---help--- |
| 481 | This is a very small read-only file system mainly intended for |
| 482 | initial ram disks of installation disks, but it could be used for |
| 483 | other read-only media as well. Read |
| 484 | <file:Documentation/filesystems/romfs.txt> for details. |
| 485 | |
| 486 | To compile this file system support as a module, choose M here: the |
| 487 | module will be called romfs. Note that the file system of your |
| 488 | root partition (the one containing the directory /) cannot be a |
| 489 | module. |
| 490 | |
| 491 | If you don't know whether you need it, then you don't need it: |
| 492 | answer N. |
| 493 | |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 494 | endif |
| 495 | |
Robert Love | 0eeca28 | 2005-07-12 17:06:03 -0400 | [diff] [blame] | 496 | config INOTIFY |
| 497 | bool "Inotify file change notification support" |
| 498 | default y |
| 499 | ---help--- |
Amy Griffis | 2d9048e | 2006-06-01 13:10:59 -0700 | [diff] [blame] | 500 | Say Y here to enable inotify support. Inotify is a file change |
| 501 | notification system and a replacement for dnotify. Inotify fixes |
| 502 | numerous shortcomings in dnotify and introduces several new features |
| 503 | including multiple file events, one-shot support, and unmount |
Robert Love | 3de1174 | 2005-08-04 13:07:08 -0700 | [diff] [blame] | 504 | notification. |
| 505 | |
| 506 | For more information, see Documentation/filesystems/inotify.txt |
Robert Love | 0eeca28 | 2005-07-12 17:06:03 -0400 | [diff] [blame] | 507 | |
| 508 | If unsure, say Y. |
| 509 | |
Amy Griffis | 2d9048e | 2006-06-01 13:10:59 -0700 | [diff] [blame] | 510 | config INOTIFY_USER |
| 511 | bool "Inotify support for userspace" |
| 512 | depends on INOTIFY |
| 513 | default y |
| 514 | ---help--- |
| 515 | Say Y here to enable inotify support for userspace, including the |
| 516 | associated system calls. Inotify allows monitoring of both files and |
| 517 | directories via a single open fd. Events are read from the file |
| 518 | descriptor, which is also select()- and poll()-able. |
| 519 | |
| 520 | For more information, see Documentation/filesystems/inotify.txt |
| 521 | |
| 522 | If unsure, say Y. |
| 523 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 524 | config QUOTA |
| 525 | bool "Quota support" |
| 526 | help |
| 527 | If you say Y here, you will be able to set per user limits for disk |
| 528 | usage (also called disk quotas). Currently, it works for the |
| 529 | ext2, ext3, and reiserfs file system. ext3 also supports journalled |
| 530 | quotas for which you don't need to run quotacheck(8) after an unclean |
Adrian Bunk | 919532a | 2005-09-06 15:17:22 -0700 | [diff] [blame] | 531 | shutdown. |
| 532 | For further details, read the Quota mini-HOWTO, available from |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 533 | <http://www.tldp.org/docs.html#howto>, or the documentation provided |
| 534 | with the quota tools. Probably the quota support is only useful for |
| 535 | multi user systems. If unsure, say N. |
| 536 | |
Jan Kara | 8e89346 | 2007-10-16 23:29:31 -0700 | [diff] [blame] | 537 | config QUOTA_NETLINK_INTERFACE |
| 538 | bool "Report quota messages through netlink interface" |
| 539 | depends on QUOTA && NET |
| 540 | help |
| 541 | If you say Y here, quota warnings (about exceeding softlimit, reaching |
| 542 | hardlimit, etc.) will be reported through netlink interface. If unsure, |
| 543 | say Y. |
| 544 | |
| 545 | config PRINT_QUOTA_WARNING |
| 546 | bool "Print quota warnings to console (OBSOLETE)" |
| 547 | depends on QUOTA |
| 548 | default y |
| 549 | help |
| 550 | If you say Y here, quota warnings (about exceeding softlimit, reaching |
| 551 | hardlimit, etc.) will be printed to the process' controlling terminal. |
| 552 | Note that this behavior is currently deprecated and may go away in |
| 553 | future. Please use notification via netlink socket instead. |
| 554 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 555 | config QFMT_V1 |
| 556 | tristate "Old quota format support" |
| 557 | depends on QUOTA |
| 558 | help |
| 559 | This quota format was (is) used by kernels earlier than 2.4.22. If |
| 560 | you have quota working and you don't want to convert to new quota |
| 561 | format say Y here. |
| 562 | |
| 563 | config QFMT_V2 |
| 564 | tristate "Quota format v2 support" |
| 565 | depends on QUOTA |
| 566 | help |
| 567 | This quota format allows using quotas with 32-bit UIDs/GIDs. If you |
Adrian Bunk | 919532a | 2005-09-06 15:17:22 -0700 | [diff] [blame] | 568 | need this functionality say Y here. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 569 | |
| 570 | config QUOTACTL |
| 571 | bool |
| 572 | depends on XFS_QUOTA || QUOTA |
| 573 | default y |
| 574 | |
| 575 | config DNOTIFY |
Adrian Bunk | 7e341fa | 2007-10-16 23:27:17 -0700 | [diff] [blame] | 576 | bool "Dnotify support" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | default y |
| 578 | help |
| 579 | Dnotify is a directory-based per-fd file change notification system |
| 580 | that uses signals to communicate events to user-space. There exist |
| 581 | superior alternatives, but some applications may still rely on |
| 582 | dnotify. |
| 583 | |
Adrian Bunk | 7e341fa | 2007-10-16 23:27:17 -0700 | [diff] [blame] | 584 | If unsure, say Y. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 585 | |
| 586 | config AUTOFS_FS |
| 587 | tristate "Kernel automounter support" |
| 588 | help |
| 589 | The automounter is a tool to automatically mount remote file systems |
| 590 | on demand. This implementation is partially kernel-based to reduce |
| 591 | overhead in the already-mounted case; this is unlike the BSD |
| 592 | automounter (amd), which is a pure user space daemon. |
| 593 | |
| 594 | To use the automounter you need the user-space tools from the autofs |
| 595 | package; you can find the location in <file:Documentation/Changes>. |
| 596 | You also want to answer Y to "NFS file system support", below. |
| 597 | |
| 598 | If you want to use the newer version of the automounter with more |
| 599 | features, say N here and say Y to "Kernel automounter v4 support", |
| 600 | below. |
| 601 | |
| 602 | To compile this support as a module, choose M here: the module will be |
| 603 | called autofs. |
| 604 | |
| 605 | If you are not a part of a fairly large, distributed network, you |
| 606 | probably do not need an automounter, and can say N here. |
| 607 | |
| 608 | config AUTOFS4_FS |
| 609 | tristate "Kernel automounter version 4 support (also supports v3)" |
| 610 | help |
| 611 | The automounter is a tool to automatically mount remote file systems |
| 612 | on demand. This implementation is partially kernel-based to reduce |
| 613 | overhead in the already-mounted case; this is unlike the BSD |
| 614 | automounter (amd), which is a pure user space daemon. |
| 615 | |
| 616 | To use the automounter you need the user-space tools from |
| 617 | <ftp://ftp.kernel.org/pub/linux/daemons/autofs/v4/>; you also |
| 618 | want to answer Y to "NFS file system support", below. |
| 619 | |
| 620 | To compile this support as a module, choose M here: the module will be |
| 621 | called autofs4. You will need to add "alias autofs autofs4" to your |
| 622 | modules configuration file. |
| 623 | |
| 624 | If you are not a part of a fairly large, distributed network or |
| 625 | don't have a laptop which needs to dynamically reconfigure to the |
| 626 | local network, you probably do not need an automounter, and can say |
| 627 | N here. |
| 628 | |
Miklos Szeredi | 04578f1 | 2005-09-09 13:10:22 -0700 | [diff] [blame] | 629 | config FUSE_FS |
| 630 | tristate "Filesystem in Userspace support" |
| 631 | help |
| 632 | With FUSE it is possible to implement a fully functional filesystem |
| 633 | in a userspace program. |
| 634 | |
| 635 | There's also companion library: libfuse. This library along with |
| 636 | utilities is available from the FUSE homepage: |
| 637 | <http://fuse.sourceforge.net/> |
| 638 | |
Miklos Szeredi | 909021e | 2005-09-27 21:45:20 -0700 | [diff] [blame] | 639 | See <file:Documentation/filesystems/fuse.txt> for more information. |
| 640 | See <file:Documentation/Changes> for needed library/utility version. |
| 641 | |
Miklos Szeredi | 04578f1 | 2005-09-09 13:10:22 -0700 | [diff] [blame] | 642 | If you want to develop a userspace FS, or if you want to use |
| 643 | a filesystem based on FUSE, answer Y or M. |
| 644 | |
Randy Dunlap | f2fbc6c | 2006-10-19 23:28:35 -0700 | [diff] [blame] | 645 | config GENERIC_ACL |
| 646 | bool |
| 647 | select FS_POSIX_ACL |
| 648 | |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 649 | if BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 650 | menu "CD-ROM/DVD Filesystems" |
| 651 | |
| 652 | config ISO9660_FS |
| 653 | tristate "ISO 9660 CDROM file system support" |
| 654 | help |
| 655 | This is the standard file system used on CD-ROMs. It was previously |
| 656 | known as "High Sierra File System" and is called "hsfs" on other |
| 657 | Unix systems. The so-called Rock-Ridge extensions which allow for |
| 658 | long Unix filenames and symbolic links are also supported by this |
| 659 | driver. If you have a CD-ROM drive and want to do more with it than |
| 660 | just listen to audio CDs and watch its LEDs, say Y (and read |
| 661 | <file:Documentation/filesystems/isofs.txt> and the CD-ROM-HOWTO, |
| 662 | available from <http://www.tldp.org/docs.html#howto>), thereby |
| 663 | enlarging your kernel by about 27 KB; otherwise say N. |
| 664 | |
| 665 | To compile this file system support as a module, choose M here: the |
| 666 | module will be called isofs. |
| 667 | |
| 668 | config JOLIET |
| 669 | bool "Microsoft Joliet CDROM extensions" |
| 670 | depends on ISO9660_FS |
| 671 | select NLS |
| 672 | help |
| 673 | Joliet is a Microsoft extension for the ISO 9660 CD-ROM file system |
| 674 | which allows for long filenames in unicode format (unicode is the |
| 675 | new 16 bit character code, successor to ASCII, which encodes the |
| 676 | characters of almost all languages of the world; see |
| 677 | <http://www.unicode.org/> for more information). Say Y here if you |
| 678 | want to be able to read Joliet CD-ROMs under Linux. |
| 679 | |
| 680 | config ZISOFS |
| 681 | bool "Transparent decompression extension" |
| 682 | depends on ISO9660_FS |
| 683 | select ZLIB_INFLATE |
| 684 | help |
| 685 | This is a Linux-specific extension to RockRidge which lets you store |
| 686 | data in compressed form on a CD-ROM and have it transparently |
| 687 | decompressed when the CD-ROM is accessed. See |
| 688 | <http://www.kernel.org/pub/linux/utils/fs/zisofs/> for the tools |
| 689 | necessary to create such a filesystem. Say Y here if you want to be |
| 690 | able to read such compressed CD-ROMs. |
| 691 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 692 | config UDF_FS |
| 693 | tristate "UDF file system support" |
| 694 | help |
| 695 | This is the new file system used on some CD-ROMs and DVDs. Say Y if |
| 696 | you intend to mount DVD discs or CDRW's written in packet mode, or |
| 697 | if written to by other UDF utilities, such as DirectCD. |
| 698 | Please read <file:Documentation/filesystems/udf.txt>. |
| 699 | |
| 700 | To compile this file system support as a module, choose M here: the |
| 701 | module will be called udf. |
| 702 | |
| 703 | If unsure, say N. |
| 704 | |
| 705 | config UDF_NLS |
| 706 | bool |
| 707 | default y |
| 708 | depends on (UDF_FS=m && NLS) || (UDF_FS=y && NLS=y) |
| 709 | |
| 710 | endmenu |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 711 | endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 712 | |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 713 | if BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 714 | menu "DOS/FAT/NT Filesystems" |
| 715 | |
| 716 | config FAT_FS |
| 717 | tristate |
| 718 | select NLS |
| 719 | help |
| 720 | If you want to use one of the FAT-based file systems (the MS-DOS and |
| 721 | VFAT (Windows 95) file systems), then you must say Y or M here |
| 722 | to include FAT support. You will then be able to mount partitions or |
| 723 | diskettes with FAT-based file systems and transparently access the |
| 724 | files on them, i.e. MSDOS files will look and behave just like all |
| 725 | other Unix files. |
| 726 | |
| 727 | This FAT support is not a file system in itself, it only provides |
| 728 | the foundation for the other file systems. You will have to say Y or |
| 729 | M to at least one of "MSDOS fs support" or "VFAT fs support" in |
| 730 | order to make use of it. |
| 731 | |
| 732 | Another way to read and write MSDOS floppies and hard drive |
| 733 | partitions from within Linux (but not transparently) is with the |
| 734 | mtools ("man mtools") program suite. You don't need to say Y here in |
| 735 | order to do that. |
| 736 | |
| 737 | If you need to move large files on floppies between a DOS and a |
| 738 | Linux box, say Y here, mount the floppy under Linux with an MSDOS |
| 739 | file system and use GNU tar's M option. GNU tar is a program |
| 740 | available for Unix and DOS ("man tar" or "info tar"). |
| 741 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 742 | The FAT support will enlarge your kernel by about 37 KB. If unsure, |
| 743 | say Y. |
| 744 | |
| 745 | To compile this as a module, choose M here: the module will be called |
| 746 | fat. Note that if you compile the FAT support as a module, you |
| 747 | cannot compile any of the FAT-based file systems into the kernel |
| 748 | -- they will have to be modules as well. |
| 749 | |
| 750 | config MSDOS_FS |
| 751 | tristate "MSDOS fs support" |
| 752 | select FAT_FS |
| 753 | help |
| 754 | This allows you to mount MSDOS partitions of your hard drive (unless |
| 755 | they are compressed; to access compressed MSDOS partitions under |
| 756 | Linux, you can either use the DOS emulator DOSEMU, described in the |
| 757 | DOSEMU-HOWTO, available from |
| 758 | <http://www.tldp.org/docs.html#howto>, or try dmsdosfs in |
| 759 | <ftp://ibiblio.org/pub/Linux/system/filesystems/dosfs/>. If you |
| 760 | intend to use dosemu with a non-compressed MSDOS partition, say Y |
| 761 | here) and MSDOS floppies. This means that file access becomes |
| 762 | transparent, i.e. the MSDOS files look and behave just like all |
| 763 | other Unix files. |
| 764 | |
| 765 | If you have Windows 95 or Windows NT installed on your MSDOS |
| 766 | partitions, you should use the VFAT file system (say Y to "VFAT fs |
| 767 | support" below), or you will not be able to see the long filenames |
| 768 | generated by Windows 95 / Windows NT. |
| 769 | |
| 770 | This option will enlarge your kernel by about 7 KB. If unsure, |
| 771 | answer Y. This will only work if you said Y to "DOS FAT fs support" |
| 772 | as well. To compile this as a module, choose M here: the module will |
| 773 | be called msdos. |
| 774 | |
| 775 | config VFAT_FS |
| 776 | tristate "VFAT (Windows-95) fs support" |
| 777 | select FAT_FS |
| 778 | help |
| 779 | This option provides support for normal Windows file systems with |
| 780 | long filenames. That includes non-compressed FAT-based file systems |
| 781 | used by Windows 95, Windows 98, Windows NT 4.0, and the Unix |
| 782 | programs from the mtools package. |
| 783 | |
| 784 | The VFAT support enlarges your kernel by about 10 KB and it only |
| 785 | works if you said Y to the "DOS FAT fs support" above. Please read |
| 786 | the file <file:Documentation/filesystems/vfat.txt> for details. If |
| 787 | unsure, say Y. |
| 788 | |
| 789 | To compile this as a module, choose M here: the module will be called |
| 790 | vfat. |
| 791 | |
| 792 | config FAT_DEFAULT_CODEPAGE |
| 793 | int "Default codepage for FAT" |
| 794 | depends on MSDOS_FS || VFAT_FS |
| 795 | default 437 |
| 796 | help |
| 797 | This option should be set to the codepage of your FAT filesystems. |
| 798 | It can be overridden with the "codepage" mount option. |
| 799 | See <file:Documentation/filesystems/vfat.txt> for more information. |
| 800 | |
| 801 | config FAT_DEFAULT_IOCHARSET |
| 802 | string "Default iocharset for FAT" |
| 803 | depends on VFAT_FS |
| 804 | default "iso8859-1" |
| 805 | help |
| 806 | Set this to the default input/output character set you'd |
| 807 | like FAT to use. It should probably match the character set |
| 808 | that most of your FAT filesystems use, and can be overridden |
| 809 | with the "iocharset" mount option for FAT filesystems. |
| 810 | Note that "utf8" is not recommended for FAT filesystems. |
| 811 | If unsure, you shouldn't set "utf8" here. |
| 812 | See <file:Documentation/filesystems/vfat.txt> for more information. |
| 813 | |
| 814 | config NTFS_FS |
| 815 | tristate "NTFS file system support" |
| 816 | select NLS |
| 817 | help |
| 818 | NTFS is the file system of Microsoft Windows NT, 2000, XP and 2003. |
| 819 | |
| 820 | Saying Y or M here enables read support. There is partial, but |
| 821 | safe, write support available. For write support you must also |
| 822 | say Y to "NTFS write support" below. |
| 823 | |
| 824 | There are also a number of user-space tools available, called |
| 825 | ntfsprogs. These include ntfsundelete and ntfsresize, that work |
| 826 | without NTFS support enabled in the kernel. |
| 827 | |
| 828 | This is a rewrite from scratch of Linux NTFS support and replaced |
| 829 | the old NTFS code starting with Linux 2.5.11. A backport to |
| 830 | the Linux 2.4 kernel series is separately available as a patch |
| 831 | from the project web site. |
| 832 | |
| 833 | For more information see <file:Documentation/filesystems/ntfs.txt> |
| 834 | and <http://linux-ntfs.sourceforge.net/>. |
| 835 | |
| 836 | To compile this file system support as a module, choose M here: the |
| 837 | module will be called ntfs. |
| 838 | |
| 839 | If you are not using Windows NT, 2000, XP or 2003 in addition to |
| 840 | Linux on your computer it is safe to say N. |
| 841 | |
| 842 | config NTFS_DEBUG |
| 843 | bool "NTFS debugging support" |
| 844 | depends on NTFS_FS |
| 845 | help |
| 846 | If you are experiencing any problems with the NTFS file system, say |
| 847 | Y here. This will result in additional consistency checks to be |
| 848 | performed by the driver as well as additional debugging messages to |
| 849 | be written to the system log. Note that debugging messages are |
| 850 | disabled by default. To enable them, supply the option debug_msgs=1 |
| 851 | at the kernel command line when booting the kernel or as an option |
| 852 | to insmod when loading the ntfs module. Once the driver is active, |
| 853 | you can enable debugging messages by doing (as root): |
| 854 | echo 1 > /proc/sys/fs/ntfs-debug |
| 855 | Replacing the "1" with "0" would disable debug messages. |
| 856 | |
| 857 | If you leave debugging messages disabled, this results in little |
| 858 | overhead, but enabling debug messages results in very significant |
| 859 | slowdown of the system. |
| 860 | |
| 861 | When reporting bugs, please try to have available a full dump of |
| 862 | debugging messages while the misbehaviour was occurring. |
| 863 | |
| 864 | config NTFS_RW |
| 865 | bool "NTFS write support" |
| 866 | depends on NTFS_FS |
| 867 | help |
| 868 | This enables the partial, but safe, write support in the NTFS driver. |
| 869 | |
| 870 | The only supported operation is overwriting existing files, without |
| 871 | changing the file length. No file or directory creation, deletion or |
| 872 | renaming is possible. Note only non-resident files can be written to |
| 873 | so you may find that some very small files (<500 bytes or so) cannot |
| 874 | be written to. |
| 875 | |
| 876 | While we cannot guarantee that it will not damage any data, we have |
| 877 | so far not received a single report where the driver would have |
| 878 | damaged someones data so we assume it is perfectly safe to use. |
| 879 | |
| 880 | Note: While write support is safe in this version (a rewrite from |
| 881 | scratch of the NTFS support), it should be noted that the old NTFS |
| 882 | write support, included in Linux 2.5.10 and before (since 1997), |
| 883 | is not safe. |
| 884 | |
| 885 | This is currently useful with TopologiLinux. TopologiLinux is run |
| 886 | on top of any DOS/Microsoft Windows system without partitioning your |
| 887 | hard disk. Unlike other Linux distributions TopologiLinux does not |
| 888 | need its own partition. For more information see |
| 889 | <http://topologi-linux.sourceforge.net/> |
| 890 | |
| 891 | It is perfectly safe to say N here. |
| 892 | |
| 893 | endmenu |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 894 | endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 895 | |
| 896 | menu "Pseudo filesystems" |
| 897 | |
| 898 | config PROC_FS |
H. Peter Anvin | 6975565 | 2006-06-25 05:48:08 -0700 | [diff] [blame] | 899 | bool "/proc file system support" if EMBEDDED |
| 900 | default y |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 901 | help |
| 902 | This is a virtual file system providing information about the status |
| 903 | of the system. "Virtual" means that it doesn't take up any space on |
| 904 | your hard disk: the files are created on the fly by the kernel when |
| 905 | you try to access them. Also, you cannot read the files with older |
| 906 | version of the program less: you need to use more or cat. |
| 907 | |
| 908 | It's totally cool; for example, "cat /proc/interrupts" gives |
| 909 | information about what the different IRQs are used for at the moment |
| 910 | (there is a small number of Interrupt ReQuest lines in your computer |
| 911 | that are used by the attached devices to gain the CPU's attention -- |
| 912 | often a source of trouble if two devices are mistakenly configured |
| 913 | to use the same IRQ). The program procinfo to display some |
| 914 | information about your system gathered from the /proc file system. |
| 915 | |
| 916 | Before you can use the /proc file system, it has to be mounted, |
| 917 | meaning it has to be given a location in the directory hierarchy. |
| 918 | That location should be /proc. A command such as "mount -t proc proc |
| 919 | /proc" or the equivalent line in /etc/fstab does the job. |
| 920 | |
| 921 | The /proc file system is explained in the file |
| 922 | <file:Documentation/filesystems/proc.txt> and on the proc(5) manpage |
| 923 | ("man 5 proc"). |
| 924 | |
| 925 | This option will enlarge your kernel by about 67 KB. Several |
| 926 | programs depend on this, so everyone should say Y here. |
| 927 | |
| 928 | config PROC_KCORE |
| 929 | bool "/proc/kcore support" if !ARM |
| 930 | depends on PROC_FS && MMU |
| 931 | |
Vivek Goyal | 666bfdd | 2005-06-25 14:58:21 -0700 | [diff] [blame] | 932 | config PROC_VMCORE |
| 933 | bool "/proc/vmcore support (EXPERIMENTAL)" |
Maneesh Soni | 05970d4 | 2006-01-09 20:51:52 -0800 | [diff] [blame] | 934 | depends on PROC_FS && EXPERIMENTAL && CRASH_DUMP |
Vivek Goyal | 68250ba | 2006-04-10 22:54:30 -0700 | [diff] [blame] | 935 | default y |
Vivek Goyal | 666bfdd | 2005-06-25 14:58:21 -0700 | [diff] [blame] | 936 | help |
| 937 | Exports the dump image of crashed kernel in ELF format. |
| 938 | |
Eric W. Biederman | b89a817 | 2006-09-27 01:51:04 -0700 | [diff] [blame] | 939 | config PROC_SYSCTL |
| 940 | bool "Sysctl support (/proc/sys)" if EMBEDDED |
| 941 | depends on PROC_FS |
| 942 | select SYSCTL |
| 943 | default y |
| 944 | ---help--- |
| 945 | The sysctl interface provides a means of dynamically changing |
| 946 | certain kernel parameters and variables on the fly without requiring |
| 947 | a recompile of the kernel or reboot of the system. The primary |
| 948 | interface is through /proc/sys. If you say Y here a tree of |
| 949 | modifiable sysctl entries will be generated beneath the |
| 950 | /proc/sys directory. They are explained in the files |
| 951 | in <file:Documentation/sysctl/>. Note that enabling this |
| 952 | option will enlarge the kernel by at least 8 KB. |
| 953 | |
| 954 | As it is generally a good thing, you should say Y here unless |
| 955 | building a kernel for install/rescue disks or your system is very |
| 956 | limited in memory. |
| 957 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 958 | config SYSFS |
| 959 | bool "sysfs file system support" if EMBEDDED |
| 960 | default y |
| 961 | help |
| 962 | The sysfs filesystem is a virtual filesystem that the kernel uses to |
| 963 | export internal kernel objects, their attributes, and their |
| 964 | relationships to one another. |
| 965 | |
| 966 | Users can use sysfs to ascertain useful information about the running |
| 967 | kernel, such as the devices the kernel has discovered on each bus and |
| 968 | which driver each is bound to. sysfs can also be used to tune devices |
| 969 | and other kernel subsystems. |
| 970 | |
| 971 | Some system agents rely on the information in sysfs to operate. |
| 972 | /sbin/hotplug uses device and object attributes in sysfs to assist in |
Jan Engelhardt | 03a67a4 | 2006-11-30 05:32:19 +0100 | [diff] [blame] | 973 | delegating policy decisions, like persistently naming devices. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 974 | |
| 975 | sysfs is currently used by the block subsystem to mount the root |
| 976 | partition. If sysfs is disabled you must specify the boot device on |
| 977 | the kernel boot command line via its major and minor numbers. For |
| 978 | example, "root=03:01" for /dev/hda1. |
| 979 | |
| 980 | Designers of embedded systems may wish to say N here to conserve space. |
| 981 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 982 | config TMPFS |
| 983 | bool "Virtual memory file system support (former shm fs)" |
| 984 | help |
| 985 | Tmpfs is a file system which keeps all files in virtual memory. |
| 986 | |
| 987 | Everything in tmpfs is temporary in the sense that no files will be |
| 988 | created on your hard drive. The files live in memory and swap |
| 989 | space. If you unmount a tmpfs instance, everything stored therein is |
| 990 | lost. |
| 991 | |
| 992 | See <file:Documentation/filesystems/tmpfs.txt> for details. |
| 993 | |
Andreas Gruenbacher | 39f0247 | 2006-09-29 02:01:35 -0700 | [diff] [blame] | 994 | config TMPFS_POSIX_ACL |
| 995 | bool "Tmpfs POSIX Access Control Lists" |
| 996 | depends on TMPFS |
| 997 | select GENERIC_ACL |
| 998 | help |
| 999 | POSIX Access Control Lists (ACLs) support permissions for users and |
| 1000 | groups beyond the owner/group/world scheme. |
| 1001 | |
| 1002 | To learn more about Access Control Lists, visit the POSIX ACLs for |
| 1003 | Linux website <http://acl.bestbits.at/>. |
| 1004 | |
| 1005 | If you don't know what Access Control Lists are, say N. |
| 1006 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1007 | config HUGETLBFS |
| 1008 | bool "HugeTLB file system support" |
Paul Mundt | dd95058 | 2007-06-11 15:35:34 +0900 | [diff] [blame] | 1009 | depends on X86 || IA64 || PPC64 || SPARC64 || (SUPERH && MMU) || BROKEN |
Arthur Othieno | dda27d1 | 2006-04-18 22:20:57 -0700 | [diff] [blame] | 1010 | help |
| 1011 | hugetlbfs is a filesystem backing for HugeTLB pages, based on |
| 1012 | ramfs. For architectures that support it, say Y here and read |
| 1013 | <file:Documentation/vm/hugetlbpage.txt> for details. |
| 1014 | |
| 1015 | If unsure, say N. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1016 | |
| 1017 | config HUGETLB_PAGE |
| 1018 | def_bool HUGETLBFS |
| 1019 | |
Joel Becker | 7063fbf | 2005-12-15 14:29:43 -0800 | [diff] [blame] | 1020 | config CONFIGFS_FS |
| 1021 | tristate "Userspace-driven configuration filesystem (EXPERIMENTAL)" |
Adrian Bunk | 65714b9 | 2006-03-26 14:25:52 +0200 | [diff] [blame] | 1022 | depends on SYSFS && EXPERIMENTAL |
Joel Becker | 7063fbf | 2005-12-15 14:29:43 -0800 | [diff] [blame] | 1023 | help |
| 1024 | configfs is a ram-based filesystem that provides the converse |
| 1025 | of sysfs's functionality. Where sysfs is a filesystem-based |
| 1026 | view of kernel objects, configfs is a filesystem-based manager |
| 1027 | of kernel objects, or config_items. |
| 1028 | |
| 1029 | Both sysfs and configfs can and should exist together on the |
| 1030 | same system. One is not a replacement for the other. |
| 1031 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1032 | endmenu |
| 1033 | |
| 1034 | menu "Miscellaneous filesystems" |
| 1035 | |
| 1036 | config ADFS_FS |
| 1037 | tristate "ADFS file system support (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1038 | depends on BLOCK && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1039 | help |
| 1040 | The Acorn Disc Filing System is the standard file system of the |
| 1041 | RiscOS operating system which runs on Acorn's ARM-based Risc PC |
| 1042 | systems and the Acorn Archimedes range of machines. If you say Y |
| 1043 | here, Linux will be able to read from ADFS partitions on hard drives |
| 1044 | and from ADFS-formatted floppy discs. If you also want to be able to |
| 1045 | write to those devices, say Y to "ADFS write support" below. |
| 1046 | |
| 1047 | The ADFS partition should be the first partition (i.e., |
| 1048 | /dev/[hs]d?1) on each of your drives. Please read the file |
| 1049 | <file:Documentation/filesystems/adfs.txt> for further details. |
| 1050 | |
| 1051 | To compile this code as a module, choose M here: the module will be |
| 1052 | called adfs. |
| 1053 | |
| 1054 | If unsure, say N. |
| 1055 | |
| 1056 | config ADFS_FS_RW |
| 1057 | bool "ADFS write support (DANGEROUS)" |
| 1058 | depends on ADFS_FS |
| 1059 | help |
| 1060 | If you say Y here, you will be able to write to ADFS partitions on |
| 1061 | hard drives and ADFS-formatted floppy disks. This is experimental |
| 1062 | codes, so if you're unsure, say N. |
| 1063 | |
| 1064 | config AFFS_FS |
| 1065 | tristate "Amiga FFS file system support (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1066 | depends on BLOCK && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1067 | help |
| 1068 | The Fast File System (FFS) is the common file system used on hard |
| 1069 | disks by Amiga(tm) systems since AmigaOS Version 1.3 (34.20). Say Y |
| 1070 | if you want to be able to read and write files from and to an Amiga |
| 1071 | FFS partition on your hard drive. Amiga floppies however cannot be |
| 1072 | read with this driver due to an incompatibility of the floppy |
| 1073 | controller used in an Amiga and the standard floppy controller in |
| 1074 | PCs and workstations. Read <file:Documentation/filesystems/affs.txt> |
| 1075 | and <file:fs/affs/Changes>. |
| 1076 | |
| 1077 | With this driver you can also mount disk files used by Bernd |
| 1078 | Schmidt's Un*X Amiga Emulator |
| 1079 | (<http://www.freiburg.linux.de/~uae/>). |
| 1080 | If you want to do this, you will also need to say Y or M to "Loop |
| 1081 | device support", above. |
| 1082 | |
| 1083 | To compile this file system support as a module, choose M here: the |
| 1084 | module will be called affs. If unsure, say N. |
| 1085 | |
Michael Halcrow | 237fead | 2006-10-04 02:16:22 -0700 | [diff] [blame] | 1086 | config ECRYPT_FS |
| 1087 | tristate "eCrypt filesystem layer support (EXPERIMENTAL)" |
Michael Halcrow | 88b4a07 | 2007-02-12 00:53:43 -0800 | [diff] [blame] | 1088 | depends on EXPERIMENTAL && KEYS && CRYPTO && NET |
Michael Halcrow | 237fead | 2006-10-04 02:16:22 -0700 | [diff] [blame] | 1089 | help |
| 1090 | Encrypted filesystem that operates on the VFS layer. See |
| 1091 | <file:Documentation/ecryptfs.txt> to learn more about |
| 1092 | eCryptfs. Userspace components are required and can be |
| 1093 | obtained from <http://ecryptfs.sf.net>. |
| 1094 | |
| 1095 | To compile this file system support as a module, choose M here: the |
| 1096 | module will be called ecryptfs. |
| 1097 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1098 | config HFS_FS |
| 1099 | tristate "Apple Macintosh file system support (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1100 | depends on BLOCK && EXPERIMENTAL |
Lennert Buytenhek | 878129a | 2005-11-07 00:59:18 -0800 | [diff] [blame] | 1101 | select NLS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1102 | help |
| 1103 | If you say Y here, you will be able to mount Macintosh-formatted |
| 1104 | floppy disks and hard drive partitions with full read-write access. |
| 1105 | Please read <file:fs/hfs/HFS.txt> to learn about the available mount |
| 1106 | options. |
| 1107 | |
| 1108 | To compile this file system support as a module, choose M here: the |
| 1109 | module will be called hfs. |
| 1110 | |
| 1111 | config HFSPLUS_FS |
| 1112 | tristate "Apple Extended HFS file system support" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1113 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1114 | select NLS |
| 1115 | select NLS_UTF8 |
| 1116 | help |
| 1117 | If you say Y here, you will be able to mount extended format |
| 1118 | Macintosh-formatted hard drive partitions with full read-write access. |
| 1119 | |
| 1120 | This file system is often called HFS+ and was introduced with |
| 1121 | MacOS 8. It includes all Mac specific filesystem data such as |
| 1122 | data forks and creator codes, but it also has several UNIX |
| 1123 | style features such as file ownership and permissions. |
| 1124 | |
| 1125 | config BEFS_FS |
| 1126 | tristate "BeOS file system (BeFS) support (read only) (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1127 | depends on BLOCK && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1128 | select NLS |
| 1129 | help |
| 1130 | The BeOS File System (BeFS) is the native file system of Be, Inc's |
| 1131 | BeOS. Notable features include support for arbitrary attributes |
Matt LaPlante | 3cb2fcc | 2006-11-30 05:22:59 +0100 | [diff] [blame] | 1132 | on files and directories, and database-like indices on selected |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1133 | attributes. (Also note that this driver doesn't make those features |
| 1134 | available at this time). It is a 64 bit filesystem, so it supports |
Matt LaPlante | 44c0920 | 2006-10-03 22:34:14 +0200 | [diff] [blame] | 1135 | extremely large volumes and files. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | |
| 1137 | If you use this filesystem, you should also say Y to at least one |
| 1138 | of the NLS (native language support) options below. |
| 1139 | |
| 1140 | If you don't know what this is about, say N. |
| 1141 | |
| 1142 | To compile this as a module, choose M here: the module will be |
| 1143 | called befs. |
| 1144 | |
| 1145 | config BEFS_DEBUG |
| 1146 | bool "Debug BeFS" |
| 1147 | depends on BEFS_FS |
| 1148 | help |
| 1149 | If you say Y here, you can use the 'debug' mount option to enable |
| 1150 | debugging output from the driver. |
| 1151 | |
| 1152 | config BFS_FS |
| 1153 | tristate "BFS file system support (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1154 | depends on BLOCK && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1155 | help |
| 1156 | Boot File System (BFS) is a file system used under SCO UnixWare to |
| 1157 | allow the bootloader access to the kernel image and other important |
| 1158 | files during the boot process. It is usually mounted under /stand |
| 1159 | and corresponds to the slice marked as "STAND" in the UnixWare |
| 1160 | partition. You should say Y if you want to read or write the files |
| 1161 | on your /stand slice from within Linux. You then also need to say Y |
| 1162 | to "UnixWare slices support", below. More information about the BFS |
| 1163 | file system is contained in the file |
| 1164 | <file:Documentation/filesystems/bfs.txt>. |
| 1165 | |
| 1166 | If you don't know what this is about, say N. |
| 1167 | |
| 1168 | To compile this as a module, choose M here: the module will be called |
| 1169 | bfs. Note that the file system of your root partition (the one |
| 1170 | containing the directory /) cannot be compiled as a module. |
| 1171 | |
| 1172 | |
| 1173 | |
| 1174 | config EFS_FS |
| 1175 | tristate "EFS file system support (read only) (EXPERIMENTAL)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1176 | depends on BLOCK && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1177 | help |
| 1178 | EFS is an older file system used for non-ISO9660 CD-ROMs and hard |
| 1179 | disk partitions by SGI's IRIX operating system (IRIX 6.0 and newer |
| 1180 | uses the XFS file system for hard disk partitions however). |
| 1181 | |
| 1182 | This implementation only offers read-only access. If you don't know |
| 1183 | what all this is about, it's safe to say N. For more information |
| 1184 | about EFS see its home page at <http://aeschi.ch.eu.org/efs/>. |
| 1185 | |
| 1186 | To compile the EFS file system support as a module, choose M here: the |
| 1187 | module will be called efs. |
| 1188 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1189 | config JFFS2_FS |
| 1190 | tristate "Journalling Flash File System v2 (JFFS2) support" |
| 1191 | select CRC32 |
| 1192 | depends on MTD |
| 1193 | help |
| 1194 | JFFS2 is the second generation of the Journalling Flash File System |
| 1195 | for use on diskless embedded devices. It provides improved wear |
| 1196 | levelling, compression and support for hard links. You cannot use |
| 1197 | this on normal block devices, only on 'MTD' devices. |
| 1198 | |
| 1199 | Further information on the design and implementation of JFFS2 is |
| 1200 | available at <http://sources.redhat.com/jffs2/>. |
| 1201 | |
| 1202 | config JFFS2_FS_DEBUG |
| 1203 | int "JFFS2 debugging verbosity (0 = quiet, 2 = noisy)" |
| 1204 | depends on JFFS2_FS |
| 1205 | default "0" |
| 1206 | help |
| 1207 | This controls the amount of debugging messages produced by the JFFS2 |
| 1208 | code. Set it to zero for use in production systems. For evaluation, |
| 1209 | testing and debugging, it's advisable to set it to one. This will |
| 1210 | enable a few assertions and will print debugging messages at the |
| 1211 | KERN_DEBUG loglevel, where they won't normally be visible. Level 2 |
| 1212 | is unlikely to be useful - it enables extra debugging in certain |
| 1213 | areas which at one point needed debugging, but when the bugs were |
| 1214 | located and fixed, the detailed messages were relegated to level 2. |
| 1215 | |
| 1216 | If reporting bugs, please try to have available a full dump of the |
| 1217 | messages at debug level 1 while the misbehaviour was occurring. |
| 1218 | |
David Woodhouse | 2ba72cb | 2006-06-18 10:22:40 +0100 | [diff] [blame] | 1219 | config JFFS2_FS_WRITEBUFFER |
| 1220 | bool "JFFS2 write-buffering support" |
KaiGai Kohei | aa98d7c | 2006-05-13 15:09:47 +0900 | [diff] [blame] | 1221 | depends on JFFS2_FS |
David Woodhouse | 2ba72cb | 2006-06-18 10:22:40 +0100 | [diff] [blame] | 1222 | default y |
| 1223 | help |
| 1224 | This enables the write-buffering support in JFFS2. |
| 1225 | |
| 1226 | This functionality is required to support JFFS2 on the following |
| 1227 | types of flash devices: |
| 1228 | - NAND flash |
| 1229 | - NOR flash with transparent ECC |
| 1230 | - DataFlash |
| 1231 | |
David Woodhouse | a6bc432 | 2007-07-11 14:23:54 +0100 | [diff] [blame] | 1232 | config JFFS2_FS_WBUF_VERIFY |
| 1233 | bool "Verify JFFS2 write-buffer reads" |
| 1234 | depends on JFFS2_FS_WRITEBUFFER |
| 1235 | default n |
| 1236 | help |
| 1237 | This causes JFFS2 to read back every page written through the |
| 1238 | write-buffer, and check for errors. |
| 1239 | |
David Woodhouse | 2ba72cb | 2006-06-18 10:22:40 +0100 | [diff] [blame] | 1240 | config JFFS2_SUMMARY |
| 1241 | bool "JFFS2 summary support (EXPERIMENTAL)" |
| 1242 | depends on JFFS2_FS && EXPERIMENTAL |
| 1243 | default n |
| 1244 | help |
| 1245 | This feature makes it possible to use summary information |
| 1246 | for faster filesystem mount. |
| 1247 | |
| 1248 | The summary information can be inserted into a filesystem image |
| 1249 | by the utility 'sumtool'. |
| 1250 | |
| 1251 | If unsure, say 'N'. |
| 1252 | |
| 1253 | config JFFS2_FS_XATTR |
| 1254 | bool "JFFS2 XATTR support (EXPERIMENTAL)" |
KaiGai Kohei | 04510de | 2006-06-24 09:21:13 +0900 | [diff] [blame] | 1255 | depends on JFFS2_FS && EXPERIMENTAL |
KaiGai Kohei | aa98d7c | 2006-05-13 15:09:47 +0900 | [diff] [blame] | 1256 | default n |
| 1257 | help |
| 1258 | Extended attributes are name:value pairs associated with inodes by |
| 1259 | the kernel or by users (see the attr(5) manual page, or visit |
| 1260 | <http://acl.bestbits.at/> for details). |
| 1261 | |
| 1262 | If unsure, say N. |
| 1263 | |
| 1264 | config JFFS2_FS_POSIX_ACL |
| 1265 | bool "JFFS2 POSIX Access Control Lists" |
| 1266 | depends on JFFS2_FS_XATTR |
| 1267 | default y |
| 1268 | select FS_POSIX_ACL |
| 1269 | help |
| 1270 | Posix Access Control Lists (ACLs) support permissions for users and |
| 1271 | groups beyond the owner/group/world scheme. |
| 1272 | |
| 1273 | To learn more about Access Control Lists, visit the Posix ACLs for |
| 1274 | Linux website <http://acl.bestbits.at/>. |
| 1275 | |
| 1276 | If you don't know what Access Control Lists are, say N |
| 1277 | |
| 1278 | config JFFS2_FS_SECURITY |
| 1279 | bool "JFFS2 Security Labels" |
| 1280 | depends on JFFS2_FS_XATTR |
| 1281 | default y |
| 1282 | help |
| 1283 | Security labels support alternative access control models |
| 1284 | implemented by security modules like SELinux. This option |
| 1285 | enables an extended attribute handler for file security |
| 1286 | labels in the jffs2 filesystem. |
| 1287 | |
| 1288 | If you are not using a security module that requires using |
| 1289 | extended attributes for file security labels, say N. |
| 1290 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1291 | config JFFS2_COMPRESSION_OPTIONS |
| 1292 | bool "Advanced compression options for JFFS2" |
| 1293 | depends on JFFS2_FS |
| 1294 | default n |
| 1295 | help |
| 1296 | Enabling this option allows you to explicitly choose which |
| 1297 | compression modules, if any, are enabled in JFFS2. Removing |
| 1298 | compressors and mean you cannot read existing file systems, |
| 1299 | and enabling experimental compressors can mean that you |
| 1300 | write a file system which cannot be read by a standard kernel. |
| 1301 | |
| 1302 | If unsure, you should _definitely_ say 'N'. |
| 1303 | |
| 1304 | config JFFS2_ZLIB |
| 1305 | bool "JFFS2 ZLIB compression support" if JFFS2_COMPRESSION_OPTIONS |
| 1306 | select ZLIB_INFLATE |
| 1307 | select ZLIB_DEFLATE |
| 1308 | depends on JFFS2_FS |
| 1309 | default y |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1310 | help |
| 1311 | Zlib is designed to be a free, general-purpose, legally unencumbered, |
| 1312 | lossless data-compression library for use on virtually any computer |
| 1313 | hardware and operating system. See <http://www.gzip.org/zlib/> for |
| 1314 | further information. |
Thomas Gleixner | 182ec4e | 2005-11-07 11:16:07 +0000 | [diff] [blame] | 1315 | |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1316 | Say 'Y' if unsure. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1317 | |
Richard Purdie | c799aca | 2007-07-10 10:28:36 +0100 | [diff] [blame] | 1318 | config JFFS2_LZO |
| 1319 | bool "JFFS2 LZO compression support" if JFFS2_COMPRESSION_OPTIONS |
| 1320 | select LZO_COMPRESS |
| 1321 | select LZO_DECOMPRESS |
| 1322 | depends on JFFS2_FS |
David Woodhouse | 3ca135e | 2007-08-02 16:32:02 +0100 | [diff] [blame] | 1323 | default n |
Richard Purdie | c799aca | 2007-07-10 10:28:36 +0100 | [diff] [blame] | 1324 | help |
| 1325 | minilzo-based compression. Generally works better than Zlib. |
| 1326 | |
David Woodhouse | 3ca135e | 2007-08-02 16:32:02 +0100 | [diff] [blame] | 1327 | This feature was added in July, 2007. Say 'N' if you need |
| 1328 | compatibility with older bootloaders or kernels. |
Richard Purdie | c799aca | 2007-07-10 10:28:36 +0100 | [diff] [blame] | 1329 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | config JFFS2_RTIME |
| 1331 | bool "JFFS2 RTIME compression support" if JFFS2_COMPRESSION_OPTIONS |
| 1332 | depends on JFFS2_FS |
| 1333 | default y |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1334 | help |
| 1335 | Rtime does manage to recompress already-compressed data. Say 'Y' if unsure. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1336 | |
| 1337 | config JFFS2_RUBIN |
| 1338 | bool "JFFS2 RUBIN compression support" if JFFS2_COMPRESSION_OPTIONS |
| 1339 | depends on JFFS2_FS |
| 1340 | default n |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1341 | help |
| 1342 | RUBINMIPS and DYNRUBIN compressors. Say 'N' if unsure. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1343 | |
| 1344 | choice |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1345 | prompt "JFFS2 default compression mode" if JFFS2_COMPRESSION_OPTIONS |
| 1346 | default JFFS2_CMODE_PRIORITY |
| 1347 | depends on JFFS2_FS |
| 1348 | help |
| 1349 | You can set here the default compression mode of JFFS2 from |
| 1350 | the available compression modes. Don't touch if unsure. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1351 | |
| 1352 | config JFFS2_CMODE_NONE |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1353 | bool "no compression" |
| 1354 | help |
| 1355 | Uses no compression. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1356 | |
| 1357 | config JFFS2_CMODE_PRIORITY |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1358 | bool "priority" |
| 1359 | help |
| 1360 | Tries the compressors in a predefined order and chooses the first |
| 1361 | successful one. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1362 | |
| 1363 | config JFFS2_CMODE_SIZE |
David Woodhouse | ef53cb0 | 2007-07-10 10:01:22 +0100 | [diff] [blame] | 1364 | bool "size (EXPERIMENTAL)" |
| 1365 | help |
| 1366 | Tries all compressors and chooses the one which has the smallest |
| 1367 | result. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1368 | |
Richard Purdie | 3b23c1f | 2007-07-10 10:28:42 +0100 | [diff] [blame] | 1369 | config JFFS2_CMODE_FAVOURLZO |
| 1370 | bool "Favour LZO" |
| 1371 | help |
| 1372 | Tries all compressors and chooses the one which has the smallest |
| 1373 | result but gives some preference to LZO (which has faster |
| 1374 | decompression) at the expense of size. |
| 1375 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1376 | endchoice |
| 1377 | |
| 1378 | config CRAMFS |
| 1379 | tristate "Compressed ROM file system support (cramfs)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1380 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1381 | select ZLIB_INFLATE |
| 1382 | help |
| 1383 | Saying Y here includes support for CramFs (Compressed ROM File |
| 1384 | System). CramFs is designed to be a simple, small, and compressed |
| 1385 | file system for ROM based embedded systems. CramFs is read-only, |
| 1386 | limited to 256MB file systems (with 16MB files), and doesn't support |
| 1387 | 16/32 bits uid/gid, hard links and timestamps. |
| 1388 | |
| 1389 | See <file:Documentation/filesystems/cramfs.txt> and |
| 1390 | <file:fs/cramfs/README> for further information. |
| 1391 | |
| 1392 | To compile this as a module, choose M here: the module will be called |
| 1393 | cramfs. Note that the root file system (the one containing the |
| 1394 | directory /) cannot be compiled as a module. |
| 1395 | |
| 1396 | If unsure, say N. |
| 1397 | |
| 1398 | config VXFS_FS |
| 1399 | tristate "FreeVxFS file system support (VERITAS VxFS(TM) compatible)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1400 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1401 | help |
| 1402 | FreeVxFS is a file system driver that support the VERITAS VxFS(TM) |
| 1403 | file system format. VERITAS VxFS(TM) is the standard file system |
| 1404 | of SCO UnixWare (and possibly others) and optionally available |
| 1405 | for Sunsoft Solaris, HP-UX and many other operating systems. |
| 1406 | Currently only readonly access is supported. |
| 1407 | |
| 1408 | NOTE: the file system type as used by mount(1), mount(2) and |
| 1409 | fstab(5) is 'vxfs' as it describes the file system format, not |
| 1410 | the actual driver. |
| 1411 | |
| 1412 | To compile this as a module, choose M here: the module will be |
| 1413 | called freevxfs. If unsure, say N. |
| 1414 | |
| 1415 | |
| 1416 | config HPFS_FS |
| 1417 | tristate "OS/2 HPFS file system support" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1418 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1419 | help |
| 1420 | OS/2 is IBM's operating system for PC's, the same as Warp, and HPFS |
| 1421 | is the file system used for organizing files on OS/2 hard disk |
| 1422 | partitions. Say Y if you want to be able to read files from and |
| 1423 | write files to an OS/2 HPFS partition on your hard drive. OS/2 |
| 1424 | floppies however are in regular MSDOS format, so you don't need this |
| 1425 | option in order to be able to read them. Read |
| 1426 | <file:Documentation/filesystems/hpfs.txt>. |
| 1427 | |
| 1428 | To compile this file system support as a module, choose M here: the |
| 1429 | module will be called hpfs. If unsure, say N. |
| 1430 | |
| 1431 | |
| 1432 | |
| 1433 | config QNX4FS_FS |
| 1434 | tristate "QNX4 file system support (read only)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1435 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1436 | help |
| 1437 | This is the file system used by the real-time operating systems |
| 1438 | QNX 4 and QNX 6 (the latter is also called QNX RTP). |
| 1439 | Further information is available at <http://www.qnx.com/>. |
| 1440 | Say Y if you intend to mount QNX hard disks or floppies. |
| 1441 | Unless you say Y to "QNX4FS read-write support" below, you will |
| 1442 | only be able to read these file systems. |
| 1443 | |
| 1444 | To compile this file system support as a module, choose M here: the |
| 1445 | module will be called qnx4. |
| 1446 | |
| 1447 | If you don't know whether you need it, then you don't need it: |
| 1448 | answer N. |
| 1449 | |
| 1450 | config QNX4FS_RW |
| 1451 | bool "QNX4FS write support (DANGEROUS)" |
| 1452 | depends on QNX4FS_FS && EXPERIMENTAL && BROKEN |
| 1453 | help |
| 1454 | Say Y if you want to test write support for QNX4 file systems. |
| 1455 | |
| 1456 | It's currently broken, so for now: |
| 1457 | answer N. |
| 1458 | |
| 1459 | |
| 1460 | |
| 1461 | config SYSV_FS |
| 1462 | tristate "System V/Xenix/V7/Coherent file system support" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1463 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1464 | help |
| 1465 | SCO, Xenix and Coherent are commercial Unix systems for Intel |
| 1466 | machines, and Version 7 was used on the DEC PDP-11. Saying Y |
| 1467 | here would allow you to read from their floppies and hard disk |
| 1468 | partitions. |
| 1469 | |
| 1470 | If you have floppies or hard disk partitions like that, it is likely |
| 1471 | that they contain binaries from those other Unix systems; in order |
Matt LaPlante | cab0089 | 2006-10-03 22:36:44 +0200 | [diff] [blame] | 1472 | to run these binaries, you will want to install linux-abi which is |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1473 | a set of kernel modules that lets you run SCO, Xenix, Wyse, |
| 1474 | UnixWare, Dell Unix and System V programs under Linux. It is |
| 1475 | available via FTP (user: ftp) from |
| 1476 | <ftp://ftp.openlinux.org/pub/people/hch/linux-abi/>). |
| 1477 | NOTE: that will work only for binaries from Intel-based systems; |
| 1478 | PDP ones will have to wait until somebody ports Linux to -11 ;-) |
| 1479 | |
| 1480 | If you only intend to mount files from some other Unix over the |
| 1481 | network using NFS, you don't need the System V file system support |
| 1482 | (but you need NFS file system support obviously). |
| 1483 | |
| 1484 | Note that this option is generally not needed for floppies, since a |
| 1485 | good portable way to transport files and directories between unixes |
| 1486 | (and even other operating systems) is given by the tar program ("man |
| 1487 | tar" or preferably "info tar"). Note also that this option has |
| 1488 | nothing whatsoever to do with the option "System V IPC". Read about |
| 1489 | the System V file system in |
| 1490 | <file:Documentation/filesystems/sysv-fs.txt>. |
| 1491 | Saying Y here will enlarge your kernel by about 27 KB. |
| 1492 | |
| 1493 | To compile this as a module, choose M here: the module will be called |
| 1494 | sysv. |
| 1495 | |
| 1496 | If you haven't heard about all of this before, it's safe to say N. |
| 1497 | |
| 1498 | |
| 1499 | |
| 1500 | config UFS_FS |
| 1501 | tristate "UFS file system support (read only)" |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 1502 | depends on BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1503 | help |
| 1504 | BSD and derivate versions of Unix (such as SunOS, FreeBSD, NetBSD, |
| 1505 | OpenBSD and NeXTstep) use a file system called UFS. Some System V |
| 1506 | Unixes can create and mount hard disk partitions and diskettes using |
| 1507 | this file system as well. Saying Y here will allow you to read from |
| 1508 | these partitions; if you also want to write to them, say Y to the |
| 1509 | experimental "UFS file system write support", below. Please read the |
| 1510 | file <file:Documentation/filesystems/ufs.txt> for more information. |
| 1511 | |
| 1512 | The recently released UFS2 variant (used in FreeBSD 5.x) is |
| 1513 | READ-ONLY supported. |
| 1514 | |
| 1515 | If you only intend to mount files from some other Unix over the |
| 1516 | network using NFS, you don't need the UFS file system support (but |
| 1517 | you need NFS file system support obviously). |
| 1518 | |
| 1519 | Note that this option is generally not needed for floppies, since a |
| 1520 | good portable way to transport files and directories between unixes |
| 1521 | (and even other operating systems) is given by the tar program ("man |
| 1522 | tar" or preferably "info tar"). |
| 1523 | |
| 1524 | When accessing NeXTstep files, you may need to convert them from the |
| 1525 | NeXT character set to the Latin1 character set; use the program |
| 1526 | recode ("info recode") for this purpose. |
| 1527 | |
| 1528 | To compile the UFS file system support as a module, choose M here: the |
| 1529 | module will be called ufs. |
| 1530 | |
| 1531 | If you haven't heard about all of this before, it's safe to say N. |
| 1532 | |
| 1533 | config UFS_FS_WRITE |
| 1534 | bool "UFS file system write support (DANGEROUS)" |
Evgeniy Dushistov | 5afb314 | 2006-06-25 05:47:24 -0700 | [diff] [blame] | 1535 | depends on UFS_FS && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1536 | help |
| 1537 | Say Y here if you want to try writing to UFS partitions. This is |
| 1538 | experimental, so you should back up your UFS partitions beforehand. |
| 1539 | |
Evgeniy Dushistov | abf5d15 | 2006-06-25 05:47:24 -0700 | [diff] [blame] | 1540 | config UFS_DEBUG |
| 1541 | bool "UFS debugging" |
| 1542 | depends on UFS_FS |
| 1543 | help |
| 1544 | If you are experiencing any problems with the UFS filesystem, say |
| 1545 | Y here. This will result in _many_ additional debugging messages to be |
| 1546 | written to the system log. |
| 1547 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1548 | endmenu |
| 1549 | |
Jan Engelhardt | ea0985a | 2007-10-16 23:30:16 -0700 | [diff] [blame] | 1550 | menuconfig NETWORK_FILESYSTEMS |
| 1551 | bool "Network File Systems" |
| 1552 | default y |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1553 | depends on NET |
Jan Engelhardt | ea0985a | 2007-10-16 23:30:16 -0700 | [diff] [blame] | 1554 | ---help--- |
| 1555 | Say Y here to get to see options for network filesystems and |
| 1556 | filesystem-related networking code, such as NFS daemon and |
| 1557 | RPCSEC security modules. |
| 1558 | This option alone does not add any kernel code. |
| 1559 | |
| 1560 | If you say N, all options in this submenu will be skipped and |
| 1561 | disabled; if unsure, say Y here. |
| 1562 | |
| 1563 | if NETWORK_FILESYSTEMS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1564 | |
| 1565 | config NFS_FS |
| 1566 | tristate "NFS file system support" |
| 1567 | depends on INET |
| 1568 | select LOCKD |
| 1569 | select SUNRPC |
Andreas Gruenbacher | b7fa055 | 2005-06-22 17:16:27 +0000 | [diff] [blame] | 1570 | select NFS_ACL_SUPPORT if NFS_V3_ACL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1571 | help |
| 1572 | If you are connected to some other (usually local) Unix computer |
| 1573 | (using SLIP, PLIP, PPP or Ethernet) and want to mount files residing |
| 1574 | on that computer (the NFS server) using the Network File Sharing |
| 1575 | protocol, say Y. "Mounting files" means that the client can access |
| 1576 | the files with usual UNIX commands as if they were sitting on the |
| 1577 | client's hard disk. For this to work, the server must run the |
| 1578 | programs nfsd and mountd (but does not need to have NFS file system |
| 1579 | support enabled in its kernel). NFS is explained in the Network |
| 1580 | Administrator's Guide, available from |
| 1581 | <http://www.tldp.org/docs.html#guide>, on its man page: "man |
| 1582 | nfs", and in the NFS-HOWTO. |
| 1583 | |
| 1584 | A superior but less widely used alternative to NFS is provided by |
| 1585 | the Coda file system; see "Coda file system support" below. |
| 1586 | |
| 1587 | If you say Y here, you should have said Y to TCP/IP networking also. |
| 1588 | This option would enlarge your kernel by about 27 KB. |
| 1589 | |
| 1590 | To compile this file system support as a module, choose M here: the |
| 1591 | module will be called nfs. |
| 1592 | |
| 1593 | If you are configuring a diskless machine which will mount its root |
| 1594 | file system over NFS at boot time, say Y here and to "Kernel |
| 1595 | level IP autoconfiguration" above and to "Root file system on NFS" |
| 1596 | below. You cannot compile this driver as a module in this case. |
| 1597 | There are two packages designed for booting diskless machines over |
| 1598 | the net: netboot, available from |
| 1599 | <http://ftp1.sourceforge.net/netboot/>, and Etherboot, |
| 1600 | available from <http://ftp1.sourceforge.net/etherboot/>. |
| 1601 | |
| 1602 | If you don't know what all this is about, say N. |
| 1603 | |
| 1604 | config NFS_V3 |
| 1605 | bool "Provide NFSv3 client support" |
| 1606 | depends on NFS_FS |
| 1607 | help |
| 1608 | Say Y here if you want your NFS client to be able to speak version |
| 1609 | 3 of the NFS protocol. |
| 1610 | |
| 1611 | If unsure, say Y. |
| 1612 | |
Andreas Gruenbacher | b7fa055 | 2005-06-22 17:16:27 +0000 | [diff] [blame] | 1613 | config NFS_V3_ACL |
| 1614 | bool "Provide client support for the NFSv3 ACL protocol extension" |
| 1615 | depends on NFS_V3 |
| 1616 | help |
| 1617 | Implement the NFSv3 ACL protocol extension for manipulating POSIX |
| 1618 | Access Control Lists. The server should also be compiled with |
| 1619 | the NFSv3 ACL protocol extension; see the CONFIG_NFSD_V3_ACL option. |
| 1620 | |
| 1621 | If unsure, say N. |
| 1622 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1623 | config NFS_V4 |
| 1624 | bool "Provide NFSv4 client support (EXPERIMENTAL)" |
| 1625 | depends on NFS_FS && EXPERIMENTAL |
| 1626 | select RPCSEC_GSS_KRB5 |
| 1627 | help |
| 1628 | Say Y here if you want your NFS client to be able to speak the newer |
| 1629 | version 4 of the NFS protocol. |
| 1630 | |
| 1631 | Note: Requires auxiliary userspace daemons which may be found on |
| 1632 | http://www.citi.umich.edu/projects/nfsv4/ |
| 1633 | |
| 1634 | If unsure, say N. |
| 1635 | |
| 1636 | config NFS_DIRECTIO |
Chuck Lever | 026ed5c | 2006-09-20 14:33:07 -0400 | [diff] [blame] | 1637 | bool "Allow direct I/O on NFS files" |
| 1638 | depends on NFS_FS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1639 | help |
| 1640 | This option enables applications to perform uncached I/O on files |
| 1641 | in NFS file systems using the O_DIRECT open() flag. When O_DIRECT |
| 1642 | is set for a file, its data is not cached in the system's page |
| 1643 | cache. Data is moved to and from user-level application buffers |
| 1644 | directly. Unlike local disk-based file systems, NFS O_DIRECT has |
| 1645 | no alignment restrictions. |
| 1646 | |
| 1647 | Unless your program is designed to use O_DIRECT properly, you are |
| 1648 | much better off allowing the NFS client to manage data caching for |
| 1649 | you. Misusing O_DIRECT can cause poor server performance or network |
| 1650 | storms. This kernel build option defaults OFF to avoid exposing |
| 1651 | system administrators unwittingly to a potentially hazardous |
| 1652 | feature. |
| 1653 | |
| 1654 | For more details on NFS O_DIRECT, see fs/nfs/direct.c. |
| 1655 | |
| 1656 | If unsure, say N. This reduces the size of the NFS client, and |
| 1657 | causes open() to return EINVAL if a file residing in NFS is |
| 1658 | opened with the O_DIRECT flag. |
| 1659 | |
| 1660 | config NFSD |
| 1661 | tristate "NFS server support" |
| 1662 | depends on INET |
| 1663 | select LOCKD |
| 1664 | select SUNRPC |
| 1665 | select EXPORTFS |
Herbert Xu | f05e15b | 2006-06-26 00:25:39 -0700 | [diff] [blame] | 1666 | select NFSD_V2_ACL if NFSD_V3_ACL |
| 1667 | select NFS_ACL_SUPPORT if NFSD_V2_ACL |
| 1668 | select NFSD_TCP if NFSD_V4 |
| 1669 | select CRYPTO_MD5 if NFSD_V4 |
| 1670 | select CRYPTO if NFSD_V4 |
| 1671 | select FS_POSIX_ACL if NFSD_V4 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1672 | help |
| 1673 | If you want your Linux box to act as an NFS *server*, so that other |
| 1674 | computers on your local network which support NFS can access certain |
| 1675 | directories on your box transparently, you have two options: you can |
| 1676 | use the self-contained user space program nfsd, in which case you |
| 1677 | should say N here, or you can say Y and use the kernel based NFS |
| 1678 | server. The advantage of the kernel based solution is that it is |
| 1679 | faster. |
| 1680 | |
| 1681 | In either case, you will need support software; the respective |
| 1682 | locations are given in the file <file:Documentation/Changes> in the |
| 1683 | NFS section. |
| 1684 | |
| 1685 | If you say Y here, you will get support for version 2 of the NFS |
| 1686 | protocol (NFSv2). If you also want NFSv3, say Y to the next question |
| 1687 | as well. |
| 1688 | |
| 1689 | Please read the NFS-HOWTO, available from |
| 1690 | <http://www.tldp.org/docs.html#howto>. |
| 1691 | |
| 1692 | To compile the NFS server support as a module, choose M here: the |
| 1693 | module will be called nfsd. If unsure, say N. |
| 1694 | |
Andreas Gruenbacher | a257cdd | 2005-06-22 17:16:26 +0000 | [diff] [blame] | 1695 | config NFSD_V2_ACL |
| 1696 | bool |
| 1697 | depends on NFSD |
| 1698 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1699 | config NFSD_V3 |
| 1700 | bool "Provide NFSv3 server support" |
| 1701 | depends on NFSD |
| 1702 | help |
| 1703 | If you would like to include the NFSv3 server as well as the NFSv2 |
| 1704 | server, say Y here. If unsure, say Y. |
| 1705 | |
Andreas Gruenbacher | a257cdd | 2005-06-22 17:16:26 +0000 | [diff] [blame] | 1706 | config NFSD_V3_ACL |
| 1707 | bool "Provide server support for the NFSv3 ACL protocol extension" |
| 1708 | depends on NFSD_V3 |
Andreas Gruenbacher | a257cdd | 2005-06-22 17:16:26 +0000 | [diff] [blame] | 1709 | help |
| 1710 | Implement the NFSv3 ACL protocol extension for manipulating POSIX |
| 1711 | Access Control Lists on exported file systems. NFS clients should |
| 1712 | be compiled with the NFSv3 ACL protocol extension; see the |
| 1713 | CONFIG_NFS_V3_ACL option. If unsure, say N. |
| 1714 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1715 | config NFSD_V4 |
| 1716 | bool "Provide NFSv4 server support (EXPERIMENTAL)" |
Trond Myklebust | 8cd69e1 | 2007-07-19 10:03:34 -0400 | [diff] [blame] | 1717 | depends on NFSD && NFSD_V3 && EXPERIMENTAL |
J. Bruce Fields | 42ed95c | 2007-07-17 04:04:41 -0700 | [diff] [blame] | 1718 | select RPCSEC_GSS_KRB5 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1719 | help |
| 1720 | If you would like to include the NFSv4 server as well as the NFSv2 |
| 1721 | and NFSv3 servers, say Y here. This feature is experimental, and |
| 1722 | should only be used if you are interested in helping to test NFSv4. |
| 1723 | If unsure, say N. |
| 1724 | |
| 1725 | config NFSD_TCP |
| 1726 | bool "Provide NFS server over TCP support" |
| 1727 | depends on NFSD |
| 1728 | default y |
| 1729 | help |
| 1730 | If you want your NFS server to support TCP connections, say Y here. |
| 1731 | TCP connections usually perform better than the default UDP when |
| 1732 | the network is lossy or congested. If unsure, say Y. |
| 1733 | |
| 1734 | config ROOT_NFS |
| 1735 | bool "Root file system on NFS" |
| 1736 | depends on NFS_FS=y && IP_PNP |
| 1737 | help |
| 1738 | If you want your Linux box to mount its whole root file system (the |
| 1739 | one containing the directory /) from some other computer over the |
| 1740 | net via NFS (presumably because your box doesn't have a hard disk), |
| 1741 | say Y. Read <file:Documentation/nfsroot.txt> for details. It is |
| 1742 | likely that in this case, you also want to say Y to "Kernel level IP |
| 1743 | autoconfiguration" so that your box can discover its network address |
| 1744 | at boot time. |
| 1745 | |
| 1746 | Most people say N here. |
| 1747 | |
| 1748 | config LOCKD |
| 1749 | tristate |
| 1750 | |
| 1751 | config LOCKD_V4 |
| 1752 | bool |
| 1753 | depends on NFSD_V3 || NFS_V3 |
| 1754 | default y |
| 1755 | |
| 1756 | config EXPORTFS |
| 1757 | tristate |
| 1758 | |
Andreas Gruenbacher | a257cdd | 2005-06-22 17:16:26 +0000 | [diff] [blame] | 1759 | config NFS_ACL_SUPPORT |
| 1760 | tristate |
| 1761 | select FS_POSIX_ACL |
| 1762 | |
| 1763 | config NFS_COMMON |
| 1764 | bool |
| 1765 | depends on NFSD || NFS_FS |
| 1766 | default y |
| 1767 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1768 | config SUNRPC |
| 1769 | tristate |
| 1770 | |
| 1771 | config SUNRPC_GSS |
| 1772 | tristate |
| 1773 | |
\"Talpey, Thomas\ | c3a57ed | 2007-09-10 13:49:15 -0400 | [diff] [blame] | 1774 | config SUNRPC_XPRT_RDMA |
| 1775 | tristate "RDMA transport for sunrpc (EXPERIMENTAL)" |
\"Talpey, Thomas\ | 113632d | 2007-09-20 17:37:58 -0400 | [diff] [blame] | 1776 | depends on SUNRPC && INFINIBAND && EXPERIMENTAL |
\"Talpey, Thomas\ | c3a57ed | 2007-09-10 13:49:15 -0400 | [diff] [blame] | 1777 | default m |
| 1778 | help |
| 1779 | Adds a client RPC transport for supporting kernel NFS over RDMA |
| 1780 | mounts, including Infiniband and iWARP. Experimental. |
| 1781 | |
Chuck Lever | 00a6e7b | 2007-03-29 16:48:33 -0400 | [diff] [blame] | 1782 | config SUNRPC_BIND34 |
| 1783 | bool "Support for rpcbind versions 3 & 4 (EXPERIMENTAL)" |
| 1784 | depends on SUNRPC && EXPERIMENTAL |
| 1785 | help |
| 1786 | Provides kernel support for querying rpcbind servers via versions 3 |
| 1787 | and 4 of the rpcbind protocol. The kernel automatically falls back |
| 1788 | to version 2 if a remote rpcbind service does not support versions |
| 1789 | 3 or 4. |
| 1790 | |
| 1791 | If unsure, say N to get traditional behavior (version 2 rpcbind |
| 1792 | requests only). |
| 1793 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1794 | config RPCSEC_GSS_KRB5 |
| 1795 | tristate "Secure RPC: Kerberos V mechanism (EXPERIMENTAL)" |
| 1796 | depends on SUNRPC && EXPERIMENTAL |
| 1797 | select SUNRPC_GSS |
| 1798 | select CRYPTO |
| 1799 | select CRYPTO_MD5 |
| 1800 | select CRYPTO_DES |
Patrick McHardy | bcbaecb | 2006-10-25 16:49:36 +1000 | [diff] [blame] | 1801 | select CRYPTO_CBC |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1802 | help |
| 1803 | Provides for secure RPC calls by means of a gss-api |
| 1804 | mechanism based on Kerberos V5. This is required for |
| 1805 | NFSv4. |
| 1806 | |
| 1807 | Note: Requires an auxiliary userspace daemon which may be found on |
| 1808 | http://www.citi.umich.edu/projects/nfsv4/ |
| 1809 | |
| 1810 | If unsure, say N. |
| 1811 | |
| 1812 | config RPCSEC_GSS_SPKM3 |
| 1813 | tristate "Secure RPC: SPKM3 mechanism (EXPERIMENTAL)" |
| 1814 | depends on SUNRPC && EXPERIMENTAL |
| 1815 | select SUNRPC_GSS |
| 1816 | select CRYPTO |
| 1817 | select CRYPTO_MD5 |
| 1818 | select CRYPTO_DES |
J. Bruce Fields | df6db30 | 2006-03-20 23:25:10 -0500 | [diff] [blame] | 1819 | select CRYPTO_CAST5 |
Patrick McHardy | bcbaecb | 2006-10-25 16:49:36 +1000 | [diff] [blame] | 1820 | select CRYPTO_CBC |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1821 | help |
| 1822 | Provides for secure RPC calls by means of a gss-api |
| 1823 | mechanism based on the SPKM3 public-key mechanism. |
| 1824 | |
| 1825 | Note: Requires an auxiliary userspace daemon which may be found on |
| 1826 | http://www.citi.umich.edu/projects/nfsv4/ |
| 1827 | |
| 1828 | If unsure, say N. |
| 1829 | |
| 1830 | config SMB_FS |
| 1831 | tristate "SMB file system support (to mount Windows shares etc.)" |
| 1832 | depends on INET |
| 1833 | select NLS |
| 1834 | help |
| 1835 | SMB (Server Message Block) is the protocol Windows for Workgroups |
| 1836 | (WfW), Windows 95/98, Windows NT and OS/2 Lan Manager use to share |
| 1837 | files and printers over local networks. Saying Y here allows you to |
| 1838 | mount their file systems (often called "shares" in this context) and |
| 1839 | access them just like any other Unix directory. Currently, this |
| 1840 | works only if the Windows machines use TCP/IP as the underlying |
| 1841 | transport protocol, and not NetBEUI. For details, read |
| 1842 | <file:Documentation/filesystems/smbfs.txt> and the SMB-HOWTO, |
| 1843 | available from <http://www.tldp.org/docs.html#howto>. |
| 1844 | |
| 1845 | Note: if you just want your box to act as an SMB *server* and make |
| 1846 | files and printing services available to Windows clients (which need |
| 1847 | to have a TCP/IP stack), you don't need to say Y here; you can use |
| 1848 | the program SAMBA (available from <ftp://ftp.samba.org/pub/samba/>) |
| 1849 | for that. |
| 1850 | |
| 1851 | General information about how to connect Linux, Windows machines and |
| 1852 | Macs is on the WWW at <http://www.eats.com/linux_mac_win.html>. |
| 1853 | |
| 1854 | To compile the SMB support as a module, choose M here: the module will |
| 1855 | be called smbfs. Most people say N, however. |
| 1856 | |
| 1857 | config SMB_NLS_DEFAULT |
| 1858 | bool "Use a default NLS" |
| 1859 | depends on SMB_FS |
| 1860 | help |
| 1861 | Enabling this will make smbfs use nls translations by default. You |
| 1862 | need to specify the local charset (CONFIG_NLS_DEFAULT) in the nls |
| 1863 | settings and you need to give the default nls for the SMB server as |
| 1864 | CONFIG_SMB_NLS_REMOTE. |
| 1865 | |
| 1866 | The nls settings can be changed at mount time, if your smbmount |
| 1867 | supports that, using the codepage and iocharset parameters. |
| 1868 | |
| 1869 | smbmount from samba 2.2.0 or later supports this. |
| 1870 | |
| 1871 | config SMB_NLS_REMOTE |
| 1872 | string "Default Remote NLS Option" |
| 1873 | depends on SMB_NLS_DEFAULT |
| 1874 | default "cp437" |
| 1875 | help |
| 1876 | This setting allows you to specify a default value for which |
| 1877 | codepage the server uses. If this field is left blank no |
| 1878 | translations will be done by default. The local codepage/charset |
| 1879 | default to CONFIG_NLS_DEFAULT. |
| 1880 | |
| 1881 | The nls settings can be changed at mount time, if your smbmount |
| 1882 | supports that, using the codepage and iocharset parameters. |
| 1883 | |
| 1884 | smbmount from samba 2.2.0 or later supports this. |
| 1885 | |
| 1886 | config CIFS |
| 1887 | tristate "CIFS support (advanced network filesystem for Samba, Window and other CIFS compliant servers)" |
| 1888 | depends on INET |
| 1889 | select NLS |
| 1890 | help |
| 1891 | This is the client VFS module for the Common Internet File System |
| 1892 | (CIFS) protocol which is the successor to the Server Message Block |
| 1893 | (SMB) protocol, the native file sharing mechanism for most early |
| 1894 | PC operating systems. The CIFS protocol is fully supported by |
| 1895 | file servers such as Windows 2000 (including Windows 2003, NT 4 |
| 1896 | and Windows XP) as well by Samba (which provides excellent CIFS |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1897 | server support for Linux and many other operating systems). Limited |
Steve French | 8af1897 | 2007-02-14 04:42:51 +0000 | [diff] [blame] | 1898 | support for OS/2 and Windows ME and similar servers is provided as well. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1899 | |
| 1900 | The intent of the cifs module is to provide an advanced |
Steve French | 8af1897 | 2007-02-14 04:42:51 +0000 | [diff] [blame] | 1901 | network file system client for mounting to CIFS compliant servers, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1902 | including support for dfs (hierarchical name space), secure per-user |
| 1903 | session establishment, safe distributed caching (oplock), optional |
Steve French | 8af1897 | 2007-02-14 04:42:51 +0000 | [diff] [blame] | 1904 | packet signing, Unicode and other internationalization improvements. |
| 1905 | If you need to mount to Samba or Windows from this machine, say Y. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1906 | |
| 1907 | config CIFS_STATS |
| 1908 | bool "CIFS statistics" |
| 1909 | depends on CIFS |
| 1910 | help |
| 1911 | Enabling this option will cause statistics for each server share |
| 1912 | mounted by the cifs client to be displayed in /proc/fs/cifs/Stats |
| 1913 | |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1914 | config CIFS_STATS2 |
Steve French | 3979877 | 2006-05-31 22:40:51 +0000 | [diff] [blame] | 1915 | bool "Extended statistics" |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1916 | depends on CIFS_STATS |
| 1917 | help |
| 1918 | Enabling this option will allow more detailed statistics on SMB |
| 1919 | request timing to be displayed in /proc/fs/cifs/DebugData and also |
| 1920 | allow optional logging of slow responses to dmesg (depending on the |
| 1921 | value of /proc/fs/cifs/cifsFYI, see fs/cifs/README for more details). |
| 1922 | These additional statistics may have a minor effect on performance |
| 1923 | and memory utilization. |
| 1924 | |
| 1925 | Unless you are a developer or are doing network performance analysis |
| 1926 | or tuning, say N. |
| 1927 | |
Steve French | 3979877 | 2006-05-31 22:40:51 +0000 | [diff] [blame] | 1928 | config CIFS_WEAK_PW_HASH |
| 1929 | bool "Support legacy servers which use weaker LANMAN security" |
| 1930 | depends on CIFS |
| 1931 | help |
| 1932 | Modern CIFS servers including Samba and most Windows versions |
| 1933 | (since 1997) support stronger NTLM (and even NTLMv2 and Kerberos) |
| 1934 | security mechanisms. These hash the password more securely |
| 1935 | than the mechanisms used in the older LANMAN version of the |
| 1936 | SMB protocol needed to establish sessions with old SMB servers. |
| 1937 | |
| 1938 | Enabling this option allows the cifs module to mount to older |
| 1939 | LANMAN based servers such as OS/2 and Windows 95, but such |
| 1940 | mounts may be less secure than mounts using NTLM or more recent |
| 1941 | security mechanisms if you are on a public network. Unless you |
| 1942 | have a need to access old SMB servers (and are on a private |
| 1943 | network) you probably want to say N. Even if this support |
| 1944 | is enabled in the kernel build, they will not be used |
| 1945 | automatically. At runtime LANMAN mounts are disabled but |
| 1946 | can be set to required (or optional) either in |
| 1947 | /proc/fs/cifs (see fs/cifs/README for more detail) or via an |
| 1948 | option on the mount command. This support is disabled by |
| 1949 | default in order to reduce the possibility of a downgrade |
| 1950 | attack. |
| 1951 | |
| 1952 | If unsure, say N. |
| 1953 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1954 | config CIFS_XATTR |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1955 | bool "CIFS extended attributes" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1956 | depends on CIFS |
| 1957 | help |
| 1958 | Extended attributes are name:value pairs associated with inodes by |
| 1959 | the kernel or by users (see the attr(5) manual page, or visit |
| 1960 | <http://acl.bestbits.at/> for details). CIFS maps the name of |
| 1961 | extended attributes beginning with the user namespace prefix |
| 1962 | to SMB/CIFS EAs. EAs are stored on Windows servers without the |
| 1963 | user namespace prefix, but their names are seen by Linux cifs clients |
| 1964 | prefaced by the user namespace prefix. The system namespace |
| 1965 | (used by some filesystems to store ACLs) is not supported at |
| 1966 | this time. |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1967 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1968 | If unsure, say N. |
| 1969 | |
| 1970 | config CIFS_POSIX |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1971 | bool "CIFS POSIX Extensions" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1972 | depends on CIFS_XATTR |
| 1973 | help |
| 1974 | Enabling this option will cause the cifs client to attempt to |
| 1975 | negotiate a newer dialect with servers, such as Samba 3.0.5 |
| 1976 | or later, that optionally can handle more POSIX like (rather |
| 1977 | than Windows like) file behavior. It also enables |
| 1978 | support for POSIX ACLs (getfacl and setfacl) to servers |
| 1979 | (such as Samba 3.10 and later) which can negotiate |
| 1980 | CIFS POSIX ACL support. If unsure, say N. |
| 1981 | |
Steve French | 3979877 | 2006-05-31 22:40:51 +0000 | [diff] [blame] | 1982 | config CIFS_DEBUG2 |
Steve French | 3856a9d | 2006-06-01 19:38:46 +0000 | [diff] [blame] | 1983 | bool "Enable additional CIFS debugging routines" |
Steve French | 8ba10ab | 2006-07-08 02:17:40 +0000 | [diff] [blame] | 1984 | depends on CIFS |
Steve French | 3979877 | 2006-05-31 22:40:51 +0000 | [diff] [blame] | 1985 | help |
| 1986 | Enabling this option adds a few more debugging routines |
| 1987 | to the cifs code which slightly increases the size of |
| 1988 | the cifs module and can cause additional logging of debug |
| 1989 | messages in some error paths, slowing performance. This |
| 1990 | option can be turned off unless you are debugging |
| 1991 | cifs problems. If unsure, say N. |
| 1992 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1993 | config CIFS_EXPERIMENTAL |
| 1994 | bool "CIFS Experimental Features (EXPERIMENTAL)" |
Steve French | cb9dbff | 2005-11-02 11:37:15 -0800 | [diff] [blame] | 1995 | depends on CIFS && EXPERIMENTAL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1996 | help |
Steve French | ec58ef0 | 2005-11-04 09:44:33 -0800 | [diff] [blame] | 1997 | Enables cifs features under testing. These features are |
Steve French | 8af1897 | 2007-02-14 04:42:51 +0000 | [diff] [blame] | 1998 | experimental and currently include DFS support and directory |
| 1999 | change notification ie fcntl(F_DNOTIFY), as well as the upcall |
| 2000 | mechanism which will be used for Kerberos session negotiation |
| 2001 | and uid remapping. Some of these features also may depend on |
| 2002 | setting a value of 1 to the pseudo-file /proc/fs/cifs/Experimental |
| 2003 | (which is disabled by default). See the file fs/cifs/README |
| 2004 | for more details. If unsure, say N. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2005 | |
Steve French | a2653eb | 2005-11-10 15:33:38 -0800 | [diff] [blame] | 2006 | config CIFS_UPCALL |
Steve French | 3979877 | 2006-05-31 22:40:51 +0000 | [diff] [blame] | 2007 | bool "Kerberos/SPNEGO advanced session setup (EXPERIMENTAL)" |
Steve French | a2653eb | 2005-11-10 15:33:38 -0800 | [diff] [blame] | 2008 | depends on CIFS_EXPERIMENTAL |
Andrew Morton | 230a039 | 2006-10-12 15:07:55 +0000 | [diff] [blame] | 2009 | depends on CONNECTOR |
Steve French | a2653eb | 2005-11-10 15:33:38 -0800 | [diff] [blame] | 2010 | help |
| 2011 | Enables an upcall mechanism for CIFS which will be used to contact |
| 2012 | userspace helper utilities to provide SPNEGO packaged Kerberos |
| 2013 | tickets which are needed to mount to certain secure servers |
Steve French | 1b397f4 | 2005-11-10 19:36:39 -0800 | [diff] [blame] | 2014 | (for which more secure Kerberos authentication is required). If |
| 2015 | unsure, say N. |
Steve French | a2653eb | 2005-11-10 15:33:38 -0800 | [diff] [blame] | 2016 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2017 | config NCP_FS |
| 2018 | tristate "NCP file system support (to mount NetWare volumes)" |
| 2019 | depends on IPX!=n || INET |
| 2020 | help |
| 2021 | NCP (NetWare Core Protocol) is a protocol that runs over IPX and is |
| 2022 | used by Novell NetWare clients to talk to file servers. It is to |
| 2023 | IPX what NFS is to TCP/IP, if that helps. Saying Y here allows you |
| 2024 | to mount NetWare file server volumes and to access them just like |
| 2025 | any other Unix directory. For details, please read the file |
| 2026 | <file:Documentation/filesystems/ncpfs.txt> in the kernel source and |
| 2027 | the IPX-HOWTO from <http://www.tldp.org/docs.html#howto>. |
| 2028 | |
| 2029 | You do not have to say Y here if you want your Linux box to act as a |
| 2030 | file *server* for Novell NetWare clients. |
| 2031 | |
| 2032 | General information about how to connect Linux, Windows machines and |
| 2033 | Macs is on the WWW at <http://www.eats.com/linux_mac_win.html>. |
| 2034 | |
| 2035 | To compile this as a module, choose M here: the module will be called |
| 2036 | ncpfs. Say N unless you are connected to a Novell network. |
| 2037 | |
| 2038 | source "fs/ncpfs/Kconfig" |
| 2039 | |
| 2040 | config CODA_FS |
| 2041 | tristate "Coda file system support (advanced network fs)" |
| 2042 | depends on INET |
| 2043 | help |
| 2044 | Coda is an advanced network file system, similar to NFS in that it |
| 2045 | enables you to mount file systems of a remote server and access them |
| 2046 | with regular Unix commands as if they were sitting on your hard |
| 2047 | disk. Coda has several advantages over NFS: support for |
| 2048 | disconnected operation (e.g. for laptops), read/write server |
| 2049 | replication, security model for authentication and encryption, |
| 2050 | persistent client caches and write back caching. |
| 2051 | |
| 2052 | If you say Y here, your Linux box will be able to act as a Coda |
| 2053 | *client*. You will need user level code as well, both for the |
| 2054 | client and server. Servers are currently user level, i.e. they need |
| 2055 | no kernel support. Please read |
| 2056 | <file:Documentation/filesystems/coda.txt> and check out the Coda |
| 2057 | home page <http://www.coda.cs.cmu.edu/>. |
| 2058 | |
| 2059 | To compile the coda client support as a module, choose M here: the |
| 2060 | module will be called coda. |
| 2061 | |
| 2062 | config CODA_FS_OLD_API |
| 2063 | bool "Use 96-bit Coda file identifiers" |
| 2064 | depends on CODA_FS |
| 2065 | help |
| 2066 | A new kernel-userspace API had to be introduced for Coda v6.0 |
| 2067 | to support larger 128-bit file identifiers as needed by the |
| 2068 | new realms implementation. |
| 2069 | |
| 2070 | However this new API is not backward compatible with older |
| 2071 | clients. If you really need to run the old Coda userspace |
| 2072 | cache manager then say Y. |
| 2073 | |
| 2074 | For most cases you probably want to say N. |
| 2075 | |
| 2076 | config AFS_FS |
David Howells | 64aaa4f | 2006-11-16 01:19:27 -0800 | [diff] [blame] | 2077 | tristate "Andrew File System support (AFS) (EXPERIMENTAL)" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2078 | depends on INET && EXPERIMENTAL |
David Howells | 08e0e7c | 2007-04-26 15:55:03 -0700 | [diff] [blame] | 2079 | select AF_RXRPC |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2080 | help |
| 2081 | If you say Y here, you will get an experimental Andrew File System |
| 2082 | driver. It currently only supports unsecured read-only AFS access. |
| 2083 | |
Matt LaPlante | cc2e276 | 2006-10-03 22:22:29 +0200 | [diff] [blame] | 2084 | See <file:Documentation/filesystems/afs.txt> for more information. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2085 | |
| 2086 | If unsure, say N. |
| 2087 | |
David Howells | 08e0e7c | 2007-04-26 15:55:03 -0700 | [diff] [blame] | 2088 | config AFS_DEBUG |
| 2089 | bool "AFS dynamic debugging" |
| 2090 | depends on AFS_FS |
| 2091 | help |
| 2092 | Say Y here to make runtime controllable debugging messages appear. |
| 2093 | |
| 2094 | See <file:Documentation/filesystems/afs.txt> for more information. |
| 2095 | |
| 2096 | If unsure, say N. |
| 2097 | |
Eric Van Hensbergen | 93fa58c | 2005-09-09 13:04:18 -0700 | [diff] [blame] | 2098 | config 9P_FS |
| 2099 | tristate "Plan 9 Resource Sharing Support (9P2000) (Experimental)" |
Latchesar Ionkov | bd238fb | 2007-07-10 17:57:28 -0500 | [diff] [blame] | 2100 | depends on INET && NET_9P && EXPERIMENTAL |
Eric Van Hensbergen | 93fa58c | 2005-09-09 13:04:18 -0700 | [diff] [blame] | 2101 | help |
| 2102 | If you say Y here, you will get experimental support for |
| 2103 | Plan 9 resource sharing via the 9P2000 protocol. |
| 2104 | |
| 2105 | See <http://v9fs.sf.net> for more information. |
| 2106 | |
| 2107 | If unsure, say N. |
| 2108 | |
Jan Engelhardt | ea0985a | 2007-10-16 23:30:16 -0700 | [diff] [blame] | 2109 | endif # NETWORK_FILESYSTEMS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2110 | |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 2111 | if BLOCK |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2112 | menu "Partition Types" |
| 2113 | |
| 2114 | source "fs/partitions/Kconfig" |
| 2115 | |
| 2116 | endmenu |
David Howells | 9361401 | 2006-09-30 20:45:40 +0200 | [diff] [blame] | 2117 | endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2118 | |
| 2119 | source "fs/nls/Kconfig" |
David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 2120 | source "fs/dlm/Kconfig" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2121 | |
| 2122 | endmenu |
| 2123 | |