11da177e4SLinus Torvalds# 21da177e4SLinus Torvalds# File system configuration 31da177e4SLinus Torvalds# 41da177e4SLinus Torvalds 51da177e4SLinus Torvaldsmenu "File systems" 61da177e4SLinus Torvalds 79361401eSDavid Howellsif BLOCK 89361401eSDavid Howells 96da0b38fSAlexey Dobriyansource "fs/ext2/Kconfig" 106da0b38fSAlexey Dobriyansource "fs/ext3/Kconfig" 116da0b38fSAlexey Dobriyansource "fs/ext4/Kconfig" 126d79125bSCarsten Otte 136d79125bSCarsten Otteconfig FS_XIP 146d79125bSCarsten Otte# execute in place 156d79125bSCarsten Otte bool 166d79125bSCarsten Otte depends on EXT2_FS_XIP 176d79125bSCarsten Otte default y 186d79125bSCarsten Otte 196da0b38fSAlexey Dobriyansource "fs/jbd/Kconfig" 206da0b38fSAlexey Dobriyansource "fs/jbd2/Kconfig" 21dab291afSMingming Cao 221da177e4SLinus Torvaldsconfig FS_MBCACHE 2302ea2104SMingming Cao# Meta block cache for Extended Attributes (ext2/ext3/ext4) 241da177e4SLinus Torvalds tristate 252c512397SAdrian Bunk default y if EXT2_FS=y && EXT2_FS_XATTR 262c512397SAdrian Bunk default y if EXT3_FS=y && EXT3_FS_XATTR 272c512397SAdrian Bunk default y if EXT4_FS=y && EXT4_FS_XATTR 282c512397SAdrian Bunk default m if EXT2_FS_XATTR || EXT3_FS_XATTR || EXT4_FS_XATTR 291da177e4SLinus Torvalds 301da177e4SLinus Torvaldsconfig REISERFS_FS 311da177e4SLinus Torvalds tristate "Reiserfs support" 321da177e4SLinus Torvalds help 331da177e4SLinus Torvalds Stores not just filenames but the files themselves in a balanced 34cc2e2767SMatt LaPlante tree. Uses journalling. 351da177e4SLinus Torvalds 361da177e4SLinus Torvalds Balanced trees are more efficient than traditional file system 371da177e4SLinus Torvalds architectural foundations. 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds In general, ReiserFS is as fast as ext2, but is very efficient with 401da177e4SLinus Torvalds large directories and small files. Additional patches are needed 411da177e4SLinus Torvalds for NFS and quotas, please see <http://www.namesys.com/> for links. 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds It is more easily extended to have features currently found in 441da177e4SLinus Torvalds database and keyword search systems than block allocation based file 451da177e4SLinus Torvalds systems are. The next version will be so extended, and will support 461da177e4SLinus Torvalds plugins consistent with our motto ``It takes more than a license to 471da177e4SLinus Torvalds make source code open.'' 481da177e4SLinus Torvalds 491da177e4SLinus Torvalds Read <http://www.namesys.com/> to learn more about reiserfs. 501da177e4SLinus Torvalds 511da177e4SLinus Torvalds Sponsored by Threshold Networks, Emusic.com, and Bigstorage.com. 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds If you like it, you can pay us to add new features to it that you 541da177e4SLinus Torvalds need, buy a support contract, or pay us to port it to another OS. 551da177e4SLinus Torvalds 561da177e4SLinus Torvaldsconfig REISERFS_CHECK 571da177e4SLinus Torvalds bool "Enable reiserfs debug mode" 581da177e4SLinus Torvalds depends on REISERFS_FS 591da177e4SLinus Torvalds help 601da177e4SLinus Torvalds If you set this to Y, then ReiserFS will perform every check it can 611da177e4SLinus Torvalds possibly imagine of its internal consistency throughout its 621da177e4SLinus Torvalds operation. It will also go substantially slower. More than once we 631da177e4SLinus Torvalds have forgotten that this was on, and then gone despondent over the 641da177e4SLinus Torvalds latest benchmarks.:-) Use of this option allows our team to go all 651da177e4SLinus Torvalds out in checking for consistency when debugging without fear of its 661da177e4SLinus Torvalds effect on end users. If you are on the verge of sending in a bug 671da177e4SLinus Torvalds report, say Y and you might get a useful error message. Almost 681da177e4SLinus Torvalds everyone should say N. 691da177e4SLinus Torvalds 701da177e4SLinus Torvaldsconfig REISERFS_PROC_INFO 711da177e4SLinus Torvalds bool "Stats in /proc/fs/reiserfs" 72880ebdc5SRandy Dunlap depends on REISERFS_FS && PROC_FS 731da177e4SLinus Torvalds help 741da177e4SLinus Torvalds Create under /proc/fs/reiserfs a hierarchy of files, displaying 751da177e4SLinus Torvalds various ReiserFS statistics and internal data at the expense of 761da177e4SLinus Torvalds making your kernel or module slightly larger (+8 KB). This also 771da177e4SLinus Torvalds increases the amount of kernel memory required for each mount. 781da177e4SLinus Torvalds Almost everyone but ReiserFS developers and people fine-tuning 791da177e4SLinus Torvalds reiserfs or tracing problems should say N. 801da177e4SLinus Torvalds 811da177e4SLinus Torvaldsconfig REISERFS_FS_XATTR 821da177e4SLinus Torvalds bool "ReiserFS extended attributes" 831da177e4SLinus Torvalds depends on REISERFS_FS 841da177e4SLinus Torvalds help 851da177e4SLinus Torvalds Extended attributes are name:value pairs associated with inodes by 861da177e4SLinus Torvalds the kernel or by users (see the attr(5) manual page, or visit 871da177e4SLinus Torvalds <http://acl.bestbits.at/> for details). 881da177e4SLinus Torvalds 891da177e4SLinus Torvalds If unsure, say N. 901da177e4SLinus Torvalds 911da177e4SLinus Torvaldsconfig REISERFS_FS_POSIX_ACL 921da177e4SLinus Torvalds bool "ReiserFS POSIX Access Control Lists" 931da177e4SLinus Torvalds depends on REISERFS_FS_XATTR 94b84c2157SAndreas Gruenbacher select FS_POSIX_ACL 951da177e4SLinus Torvalds help 961da177e4SLinus Torvalds Posix Access Control Lists (ACLs) support permissions for users and 971da177e4SLinus Torvalds groups beyond the owner/group/world scheme. 981da177e4SLinus Torvalds 991da177e4SLinus Torvalds To learn more about Access Control Lists, visit the Posix ACLs for 1001da177e4SLinus Torvalds Linux website <http://acl.bestbits.at/>. 1011da177e4SLinus Torvalds 1021da177e4SLinus Torvalds If you don't know what Access Control Lists are, say N 1031da177e4SLinus Torvalds 1041da177e4SLinus Torvaldsconfig REISERFS_FS_SECURITY 1051da177e4SLinus Torvalds bool "ReiserFS Security Labels" 1061da177e4SLinus Torvalds depends on REISERFS_FS_XATTR 1071da177e4SLinus Torvalds help 1081da177e4SLinus Torvalds Security labels support alternative access control models 1091da177e4SLinus Torvalds implemented by security modules like SELinux. This option 1101da177e4SLinus Torvalds enables an extended attribute handler for file security 1111da177e4SLinus Torvalds labels in the ReiserFS filesystem. 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds If you are not using a security module that requires using 1141da177e4SLinus Torvalds extended attributes for file security labels, say N. 1151da177e4SLinus Torvalds 1161da177e4SLinus Torvaldsconfig JFS_FS 1171da177e4SLinus Torvalds tristate "JFS filesystem support" 1181da177e4SLinus Torvalds select NLS 1191da177e4SLinus Torvalds help 1201da177e4SLinus Torvalds This is a port of IBM's Journaled Filesystem . More information is 1211da177e4SLinus Torvalds available in the file <file:Documentation/filesystems/jfs.txt>. 1221da177e4SLinus Torvalds 1231da177e4SLinus Torvalds If you do not intend to use the JFS filesystem, say N. 1241da177e4SLinus Torvalds 1251da177e4SLinus Torvaldsconfig JFS_POSIX_ACL 1261da177e4SLinus Torvalds bool "JFS POSIX Access Control Lists" 1271da177e4SLinus Torvalds depends on JFS_FS 128b84c2157SAndreas Gruenbacher select FS_POSIX_ACL 1291da177e4SLinus Torvalds help 1301da177e4SLinus Torvalds Posix Access Control Lists (ACLs) support permissions for users and 1311da177e4SLinus Torvalds groups beyond the owner/group/world scheme. 1321da177e4SLinus Torvalds 1331da177e4SLinus Torvalds To learn more about Access Control Lists, visit the Posix ACLs for 1341da177e4SLinus Torvalds Linux website <http://acl.bestbits.at/>. 1351da177e4SLinus Torvalds 1361da177e4SLinus Torvalds If you don't know what Access Control Lists are, say N 1371da177e4SLinus Torvalds 1381da177e4SLinus Torvaldsconfig JFS_SECURITY 1391da177e4SLinus Torvalds bool "JFS Security Labels" 1401da177e4SLinus Torvalds depends on JFS_FS 1411da177e4SLinus Torvalds help 1421da177e4SLinus Torvalds Security labels support alternative access control models 1431da177e4SLinus Torvalds implemented by security modules like SELinux. This option 1441da177e4SLinus Torvalds enables an extended attribute handler for file security 1451da177e4SLinus Torvalds labels in the jfs filesystem. 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds If you are not using a security module that requires using 1481da177e4SLinus Torvalds extended attributes for file security labels, say N. 1491da177e4SLinus Torvalds 1501da177e4SLinus Torvaldsconfig JFS_DEBUG 1511da177e4SLinus Torvalds bool "JFS debugging" 1521da177e4SLinus Torvalds depends on JFS_FS 1531da177e4SLinus Torvalds help 1541da177e4SLinus Torvalds If you are experiencing any problems with the JFS filesystem, say 1551da177e4SLinus Torvalds Y here. This will result in additional debugging messages to be 1561da177e4SLinus Torvalds written to the system log. Under normal circumstances, this 1571da177e4SLinus Torvalds results in very little overhead. 1581da177e4SLinus Torvalds 1591da177e4SLinus Torvaldsconfig JFS_STATISTICS 1601da177e4SLinus Torvalds bool "JFS statistics" 1611da177e4SLinus Torvalds depends on JFS_FS 1621da177e4SLinus Torvalds help 1631da177e4SLinus Torvalds Enabling this option will cause statistics from the JFS file system 1641da177e4SLinus Torvalds to be made available to the user in the /proc/fs/jfs/ directory. 1651da177e4SLinus Torvalds 1661da177e4SLinus Torvaldsconfig FS_POSIX_ACL 16789206955SChuck Lever# Posix ACL utility routines (for now, only ext2/ext3/jfs/reiserfs/nfs4) 1681da177e4SLinus Torvalds# 1691da177e4SLinus Torvalds# NOTE: you can implement Posix ACLs without these helpers (XFS does). 1701da177e4SLinus Torvalds# Never use this symbol for ifdefs. 1711da177e4SLinus Torvalds# 1721da177e4SLinus Torvalds bool 173b84c2157SAndreas Gruenbacher default n 1741da177e4SLinus Torvalds 175bfcd17a6SThomas Petazzoniconfig FILE_LOCKING 176bfcd17a6SThomas Petazzoni bool "Enable POSIX file locking API" if EMBEDDED 177bfcd17a6SThomas Petazzoni default y 178bfcd17a6SThomas Petazzoni help 179bfcd17a6SThomas Petazzoni This option enables standard file locking support, required 180bfcd17a6SThomas Petazzoni for filesystems like NFS and for the flock() system 181bfcd17a6SThomas Petazzoni call. Disabling this option saves about 11k. 182bfcd17a6SThomas Petazzoni 1831da177e4SLinus Torvaldssource "fs/xfs/Kconfig" 184f7825dcfSDavid Teiglandsource "fs/gfs2/Kconfig" 1851da177e4SLinus Torvalds 186b4e40a51SMark Fashehconfig OCFS2_FS 18702ed8416SMark Fasheh tristate "OCFS2 file system support" 18802ed8416SMark Fasheh depends on NET && SYSFS 189b4e40a51SMark Fasheh select CONFIGFS_FS 1902b4e30fbSJoel Becker select JBD2 191b4e40a51SMark Fasheh select CRC32 192*1a224ad1SJan Kara select QUOTA 193*1a224ad1SJan Kara select QUOTA_TREE 194b4e40a51SMark Fasheh help 195b4e40a51SMark Fasheh OCFS2 is a general purpose extent based shared disk cluster file 196b4e40a51SMark Fasheh system with many similarities to ext3. It supports 64 bit inode 197b4e40a51SMark Fasheh numbers, and has automatically extending metadata groups which may 198b4e40a51SMark Fasheh also make it attractive for non-clustered use. 199b4e40a51SMark Fasheh 200b4e40a51SMark Fasheh You'll want to install the ocfs2-tools package in order to at least 201b4e40a51SMark Fasheh get "mount.ocfs2". 202b4e40a51SMark Fasheh 203b4e40a51SMark Fasheh Project web page: http://oss.oracle.com/projects/ocfs2 204b4e40a51SMark Fasheh Tools web page: http://oss.oracle.com/projects/ocfs2-tools 205b4e40a51SMark Fasheh OCFS2 mailing lists: http://oss.oracle.com/projects/ocfs2/mailman/ 206b4e40a51SMark Fasheh 2071252c434SMark Fasheh For more information on OCFS2, see the file 2081252c434SMark Fasheh <file:Documentation/filesystems/ocfs2.txt>. 209b4e40a51SMark Fasheh 2109341d229SJoel Beckerconfig OCFS2_FS_O2CB 2119341d229SJoel Becker tristate "O2CB Kernelspace Clustering" 2129341d229SJoel Becker depends on OCFS2_FS 2139341d229SJoel Becker default y 2149341d229SJoel Becker help 2159341d229SJoel Becker OCFS2 includes a simple kernelspace clustering package, the OCFS2 2169341d229SJoel Becker Cluster Base. It only requires a very small userspace component 2179341d229SJoel Becker to configure it. This comes with the standard ocfs2-tools package. 2189341d229SJoel Becker O2CB is limited to maintaining a cluster for OCFS2 file systems. 2199341d229SJoel Becker It cannot manage any other cluster applications. 2209341d229SJoel Becker 2219341d229SJoel Becker It is always safe to say Y here, as the clustering method is 2229341d229SJoel Becker run-time selectable. 2239341d229SJoel Becker 2249341d229SJoel Beckerconfig OCFS2_FS_USERSPACE_CLUSTER 2259341d229SJoel Becker tristate "OCFS2 Userspace Clustering" 2269341d229SJoel Becker depends on OCFS2_FS && DLM 2279341d229SJoel Becker default y 2289341d229SJoel Becker help 2299341d229SJoel Becker This option will allow OCFS2 to use userspace clustering services 2309341d229SJoel Becker in conjunction with the DLM in fs/dlm. If you are using a 2319341d229SJoel Becker userspace cluster manager, say Y here. 2329341d229SJoel Becker 2339341d229SJoel Becker It is safe to say Y, as the clustering method is run-time 2349341d229SJoel Becker selectable. 2359341d229SJoel Becker 236ce7231e9SSunil Mushranconfig OCFS2_FS_STATS 237ce7231e9SSunil Mushran bool "OCFS2 statistics" 238ce7231e9SSunil Mushran depends on OCFS2_FS 239ce7231e9SSunil Mushran default y 240ce7231e9SSunil Mushran help 241ce7231e9SSunil Mushran This option allows some fs statistics to be captured. Enabling 242ce7231e9SSunil Mushran this option may increase the memory consumption. 243ce7231e9SSunil Mushran 2442b388c67SJoel Beckerconfig OCFS2_DEBUG_MASKLOG 2452b388c67SJoel Becker bool "OCFS2 logging support" 2462b388c67SJoel Becker depends on OCFS2_FS 2472b388c67SJoel Becker default y 2482b388c67SJoel Becker help 2492b388c67SJoel Becker The ocfs2 filesystem has an extensive logging system. The system 2502b388c67SJoel Becker allows selection of events to log via files in /sys/o2cb/logmask/. 2512b388c67SJoel Becker This option will enlarge your kernel, but it allows debugging of 2522b388c67SJoel Becker ocfs2 filesystem issues. 2532b388c67SJoel Becker 2545a58c3efSJan Karaconfig OCFS2_DEBUG_FS 2555a58c3efSJan Kara bool "OCFS2 expensive checks" 2565a58c3efSJan Kara depends on OCFS2_FS 2575a58c3efSJan Kara default n 2585a58c3efSJan Kara help 2595a58c3efSJan Kara This option will enable expensive consistency checks. Enable 2605a58c3efSJan Kara this option for debugging only as it is likely to decrease 2615a58c3efSJan Kara performance of the filesystem. 2625a58c3efSJan Kara 263a68979b8STiger Yangconfig OCFS2_FS_POSIX_ACL 264a68979b8STiger Yang bool "OCFS2 POSIX Access Control Lists" 265a68979b8STiger Yang depends on OCFS2_FS 266a68979b8STiger Yang select FS_POSIX_ACL 267a68979b8STiger Yang default n 268a68979b8STiger Yang help 269a68979b8STiger Yang Posix Access Control Lists (ACLs) support permissions for users and 270a68979b8STiger Yang groups beyond the owner/group/world scheme. 271a68979b8STiger Yang 27225fad945SRandy Dunlapendif # BLOCK 27325fad945SRandy Dunlap 274272eb014SEric Parissource "fs/notify/Kconfig" 2752d9048e2SAmy Griffis 2761da177e4SLinus Torvaldsconfig QUOTA 2771da177e4SLinus Torvalds bool "Quota support" 2781da177e4SLinus Torvalds help 2791da177e4SLinus Torvalds If you say Y here, you will be able to set per user limits for disk 2801da177e4SLinus Torvalds usage (also called disk quotas). Currently, it works for the 2811da177e4SLinus Torvalds ext2, ext3, and reiserfs file system. ext3 also supports journalled 2821da177e4SLinus Torvalds quotas for which you don't need to run quotacheck(8) after an unclean 283919532a5SAdrian Bunk shutdown. 284919532a5SAdrian Bunk For further details, read the Quota mini-HOWTO, available from 2851da177e4SLinus Torvalds <http://www.tldp.org/docs.html#howto>, or the documentation provided 2861da177e4SLinus Torvalds with the quota tools. Probably the quota support is only useful for 2871da177e4SLinus Torvalds multi user systems. If unsure, say N. 2881da177e4SLinus Torvalds 2898e893469SJan Karaconfig QUOTA_NETLINK_INTERFACE 2908e893469SJan Kara bool "Report quota messages through netlink interface" 2918e893469SJan Kara depends on QUOTA && NET 2928e893469SJan Kara help 2938e893469SJan Kara If you say Y here, quota warnings (about exceeding softlimit, reaching 2948e893469SJan Kara hardlimit, etc.) will be reported through netlink interface. If unsure, 2958e893469SJan Kara say Y. 2968e893469SJan Kara 2978e893469SJan Karaconfig PRINT_QUOTA_WARNING 2988e893469SJan Kara bool "Print quota warnings to console (OBSOLETE)" 2998e893469SJan Kara depends on QUOTA 3008e893469SJan Kara default y 3018e893469SJan Kara help 3028e893469SJan Kara If you say Y here, quota warnings (about exceeding softlimit, reaching 3038e893469SJan Kara hardlimit, etc.) will be printed to the process' controlling terminal. 3048e893469SJan Kara Note that this behavior is currently deprecated and may go away in 3058e893469SJan Kara future. Please use notification via netlink socket instead. 3068e893469SJan Kara 3071ccd14b9SJan Kara# Generic support for tree structured quota files. Seleted when needed. 3081ccd14b9SJan Karaconfig QUOTA_TREE 3091ccd14b9SJan Kara tristate 3101ccd14b9SJan Kara 3111da177e4SLinus Torvaldsconfig QFMT_V1 3121da177e4SLinus Torvalds tristate "Old quota format support" 3131da177e4SLinus Torvalds depends on QUOTA 3141da177e4SLinus Torvalds help 3151da177e4SLinus Torvalds This quota format was (is) used by kernels earlier than 2.4.22. If 3161da177e4SLinus Torvalds you have quota working and you don't want to convert to new quota 3171da177e4SLinus Torvalds format say Y here. 3181da177e4SLinus Torvalds 3191da177e4SLinus Torvaldsconfig QFMT_V2 3201da177e4SLinus Torvalds tristate "Quota format v2 support" 3211da177e4SLinus Torvalds depends on QUOTA 3221ccd14b9SJan Kara select QUOTA_TREE 3231da177e4SLinus Torvalds help 3241da177e4SLinus Torvalds This quota format allows using quotas with 32-bit UIDs/GIDs. If you 325919532a5SAdrian Bunk need this functionality say Y here. 3261da177e4SLinus Torvalds 3271da177e4SLinus Torvaldsconfig QUOTACTL 3281da177e4SLinus Torvalds bool 3291da177e4SLinus Torvalds depends on XFS_QUOTA || QUOTA 3301da177e4SLinus Torvalds default y 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvaldsconfig AUTOFS_FS 3331da177e4SLinus Torvalds tristate "Kernel automounter support" 3341da177e4SLinus Torvalds help 3351da177e4SLinus Torvalds The automounter is a tool to automatically mount remote file systems 3361da177e4SLinus Torvalds on demand. This implementation is partially kernel-based to reduce 3371da177e4SLinus Torvalds overhead in the already-mounted case; this is unlike the BSD 3381da177e4SLinus Torvalds automounter (amd), which is a pure user space daemon. 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds To use the automounter you need the user-space tools from the autofs 3411da177e4SLinus Torvalds package; you can find the location in <file:Documentation/Changes>. 3421da177e4SLinus Torvalds You also want to answer Y to "NFS file system support", below. 3431da177e4SLinus Torvalds 3441da177e4SLinus Torvalds If you want to use the newer version of the automounter with more 3451da177e4SLinus Torvalds features, say N here and say Y to "Kernel automounter v4 support", 3461da177e4SLinus Torvalds below. 3471da177e4SLinus Torvalds 3481da177e4SLinus Torvalds To compile this support as a module, choose M here: the module will be 3491da177e4SLinus Torvalds called autofs. 3501da177e4SLinus Torvalds 3511da177e4SLinus Torvalds If you are not a part of a fairly large, distributed network, you 3521da177e4SLinus Torvalds probably do not need an automounter, and can say N here. 3531da177e4SLinus Torvalds 3541da177e4SLinus Torvaldsconfig AUTOFS4_FS 3551da177e4SLinus Torvalds tristate "Kernel automounter version 4 support (also supports v3)" 3561da177e4SLinus Torvalds help 3571da177e4SLinus Torvalds The automounter is a tool to automatically mount remote file systems 3581da177e4SLinus Torvalds on demand. This implementation is partially kernel-based to reduce 3591da177e4SLinus Torvalds overhead in the already-mounted case; this is unlike the BSD 3601da177e4SLinus Torvalds automounter (amd), which is a pure user space daemon. 3611da177e4SLinus Torvalds 3621da177e4SLinus Torvalds To use the automounter you need the user-space tools from 3631da177e4SLinus Torvalds <ftp://ftp.kernel.org/pub/linux/daemons/autofs/v4/>; you also 3641da177e4SLinus Torvalds want to answer Y to "NFS file system support", below. 3651da177e4SLinus Torvalds 3661da177e4SLinus Torvalds To compile this support as a module, choose M here: the module will be 3671da177e4SLinus Torvalds called autofs4. You will need to add "alias autofs autofs4" to your 3681da177e4SLinus Torvalds modules configuration file. 3691da177e4SLinus Torvalds 3701da177e4SLinus Torvalds If you are not a part of a fairly large, distributed network or 3711da177e4SLinus Torvalds don't have a laptop which needs to dynamically reconfigure to the 3721da177e4SLinus Torvalds local network, you probably do not need an automounter, and can say 3731da177e4SLinus Torvalds N here. 3741da177e4SLinus Torvalds 37504578f17SMiklos Szerediconfig FUSE_FS 37637194d07SRobert P. J. Day tristate "FUSE (Filesystem in Userspace) support" 37704578f17SMiklos Szeredi help 37804578f17SMiklos Szeredi With FUSE it is possible to implement a fully functional filesystem 37904578f17SMiklos Szeredi in a userspace program. 38004578f17SMiklos Szeredi 38104578f17SMiklos Szeredi There's also companion library: libfuse. This library along with 38204578f17SMiklos Szeredi utilities is available from the FUSE homepage: 38304578f17SMiklos Szeredi <http://fuse.sourceforge.net/> 38404578f17SMiklos Szeredi 385909021eaSMiklos Szeredi See <file:Documentation/filesystems/fuse.txt> for more information. 386909021eaSMiklos Szeredi See <file:Documentation/Changes> for needed library/utility version. 387909021eaSMiklos Szeredi 38804578f17SMiklos Szeredi If you want to develop a userspace FS, or if you want to use 38904578f17SMiklos Szeredi a filesystem based on FUSE, answer Y or M. 39004578f17SMiklos Szeredi 391f2fbc6c2SRandy Dunlapconfig GENERIC_ACL 392f2fbc6c2SRandy Dunlap bool 393f2fbc6c2SRandy Dunlap select FS_POSIX_ACL 394f2fbc6c2SRandy Dunlap 3959361401eSDavid Howellsif BLOCK 3961da177e4SLinus Torvaldsmenu "CD-ROM/DVD Filesystems" 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvaldsconfig ISO9660_FS 3991da177e4SLinus Torvalds tristate "ISO 9660 CDROM file system support" 4001da177e4SLinus Torvalds help 4011da177e4SLinus Torvalds This is the standard file system used on CD-ROMs. It was previously 4021da177e4SLinus Torvalds known as "High Sierra File System" and is called "hsfs" on other 4031da177e4SLinus Torvalds Unix systems. The so-called Rock-Ridge extensions which allow for 4041da177e4SLinus Torvalds long Unix filenames and symbolic links are also supported by this 4051da177e4SLinus Torvalds driver. If you have a CD-ROM drive and want to do more with it than 4061da177e4SLinus Torvalds just listen to audio CDs and watch its LEDs, say Y (and read 4071da177e4SLinus Torvalds <file:Documentation/filesystems/isofs.txt> and the CD-ROM-HOWTO, 4081da177e4SLinus Torvalds available from <http://www.tldp.org/docs.html#howto>), thereby 4091da177e4SLinus Torvalds enlarging your kernel by about 27 KB; otherwise say N. 4101da177e4SLinus Torvalds 4111da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 4121da177e4SLinus Torvalds module will be called isofs. 4131da177e4SLinus Torvalds 4141da177e4SLinus Torvaldsconfig JOLIET 4151da177e4SLinus Torvalds bool "Microsoft Joliet CDROM extensions" 4161da177e4SLinus Torvalds depends on ISO9660_FS 4171da177e4SLinus Torvalds select NLS 4181da177e4SLinus Torvalds help 4191da177e4SLinus Torvalds Joliet is a Microsoft extension for the ISO 9660 CD-ROM file system 4201da177e4SLinus Torvalds which allows for long filenames in unicode format (unicode is the 4211da177e4SLinus Torvalds new 16 bit character code, successor to ASCII, which encodes the 4221da177e4SLinus Torvalds characters of almost all languages of the world; see 4231da177e4SLinus Torvalds <http://www.unicode.org/> for more information). Say Y here if you 4241da177e4SLinus Torvalds want to be able to read Joliet CD-ROMs under Linux. 4251da177e4SLinus Torvalds 4261da177e4SLinus Torvaldsconfig ZISOFS 4271da177e4SLinus Torvalds bool "Transparent decompression extension" 4281da177e4SLinus Torvalds depends on ISO9660_FS 4291da177e4SLinus Torvalds select ZLIB_INFLATE 4301da177e4SLinus Torvalds help 4311da177e4SLinus Torvalds This is a Linux-specific extension to RockRidge which lets you store 4321da177e4SLinus Torvalds data in compressed form on a CD-ROM and have it transparently 4331da177e4SLinus Torvalds decompressed when the CD-ROM is accessed. See 4341da177e4SLinus Torvalds <http://www.kernel.org/pub/linux/utils/fs/zisofs/> for the tools 4351da177e4SLinus Torvalds necessary to create such a filesystem. Say Y here if you want to be 4361da177e4SLinus Torvalds able to read such compressed CD-ROMs. 4371da177e4SLinus Torvalds 4381da177e4SLinus Torvaldsconfig UDF_FS 4391da177e4SLinus Torvalds tristate "UDF file system support" 440f845fcedSBob Copeland select CRC_ITU_T 4411da177e4SLinus Torvalds help 4421da177e4SLinus Torvalds This is the new file system used on some CD-ROMs and DVDs. Say Y if 4431da177e4SLinus Torvalds you intend to mount DVD discs or CDRW's written in packet mode, or 4441da177e4SLinus Torvalds if written to by other UDF utilities, such as DirectCD. 4451da177e4SLinus Torvalds Please read <file:Documentation/filesystems/udf.txt>. 4461da177e4SLinus Torvalds 4471da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 4481da177e4SLinus Torvalds module will be called udf. 4491da177e4SLinus Torvalds 4501da177e4SLinus Torvalds If unsure, say N. 4511da177e4SLinus Torvalds 4521da177e4SLinus Torvaldsconfig UDF_NLS 4531da177e4SLinus Torvalds bool 4541da177e4SLinus Torvalds default y 4551da177e4SLinus Torvalds depends on (UDF_FS=m && NLS) || (UDF_FS=y && NLS=y) 4561da177e4SLinus Torvalds 4571da177e4SLinus Torvaldsendmenu 45825fad945SRandy Dunlapendif # BLOCK 4591da177e4SLinus Torvalds 4609361401eSDavid Howellsif BLOCK 4611da177e4SLinus Torvaldsmenu "DOS/FAT/NT Filesystems" 4621da177e4SLinus Torvalds 4631da177e4SLinus Torvaldsconfig FAT_FS 4641da177e4SLinus Torvalds tristate 4651da177e4SLinus Torvalds select NLS 4661da177e4SLinus Torvalds help 4671da177e4SLinus Torvalds If you want to use one of the FAT-based file systems (the MS-DOS and 4681da177e4SLinus Torvalds VFAT (Windows 95) file systems), then you must say Y or M here 4691da177e4SLinus Torvalds to include FAT support. You will then be able to mount partitions or 4701da177e4SLinus Torvalds diskettes with FAT-based file systems and transparently access the 4711da177e4SLinus Torvalds files on them, i.e. MSDOS files will look and behave just like all 4721da177e4SLinus Torvalds other Unix files. 4731da177e4SLinus Torvalds 4741da177e4SLinus Torvalds This FAT support is not a file system in itself, it only provides 4751da177e4SLinus Torvalds the foundation for the other file systems. You will have to say Y or 4761da177e4SLinus Torvalds M to at least one of "MSDOS fs support" or "VFAT fs support" in 4771da177e4SLinus Torvalds order to make use of it. 4781da177e4SLinus Torvalds 4791da177e4SLinus Torvalds Another way to read and write MSDOS floppies and hard drive 4801da177e4SLinus Torvalds partitions from within Linux (but not transparently) is with the 4811da177e4SLinus Torvalds mtools ("man mtools") program suite. You don't need to say Y here in 4821da177e4SLinus Torvalds order to do that. 4831da177e4SLinus Torvalds 4841da177e4SLinus Torvalds If you need to move large files on floppies between a DOS and a 4851da177e4SLinus Torvalds Linux box, say Y here, mount the floppy under Linux with an MSDOS 4861da177e4SLinus Torvalds file system and use GNU tar's M option. GNU tar is a program 4871da177e4SLinus Torvalds available for Unix and DOS ("man tar" or "info tar"). 4881da177e4SLinus Torvalds 4891da177e4SLinus Torvalds The FAT support will enlarge your kernel by about 37 KB. If unsure, 4901da177e4SLinus Torvalds say Y. 4911da177e4SLinus Torvalds 4921da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 4931da177e4SLinus Torvalds fat. Note that if you compile the FAT support as a module, you 4941da177e4SLinus Torvalds cannot compile any of the FAT-based file systems into the kernel 4951da177e4SLinus Torvalds -- they will have to be modules as well. 4961da177e4SLinus Torvalds 4971da177e4SLinus Torvaldsconfig MSDOS_FS 4981da177e4SLinus Torvalds tristate "MSDOS fs support" 4991da177e4SLinus Torvalds select FAT_FS 5001da177e4SLinus Torvalds help 5011da177e4SLinus Torvalds This allows you to mount MSDOS partitions of your hard drive (unless 5021da177e4SLinus Torvalds they are compressed; to access compressed MSDOS partitions under 5031da177e4SLinus Torvalds Linux, you can either use the DOS emulator DOSEMU, described in the 5041da177e4SLinus Torvalds DOSEMU-HOWTO, available from 5051da177e4SLinus Torvalds <http://www.tldp.org/docs.html#howto>, or try dmsdosfs in 5061da177e4SLinus Torvalds <ftp://ibiblio.org/pub/Linux/system/filesystems/dosfs/>. If you 5071da177e4SLinus Torvalds intend to use dosemu with a non-compressed MSDOS partition, say Y 5081da177e4SLinus Torvalds here) and MSDOS floppies. This means that file access becomes 5091da177e4SLinus Torvalds transparent, i.e. the MSDOS files look and behave just like all 5101da177e4SLinus Torvalds other Unix files. 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds If you have Windows 95 or Windows NT installed on your MSDOS 5131da177e4SLinus Torvalds partitions, you should use the VFAT file system (say Y to "VFAT fs 5141da177e4SLinus Torvalds support" below), or you will not be able to see the long filenames 5151da177e4SLinus Torvalds generated by Windows 95 / Windows NT. 5161da177e4SLinus Torvalds 5171da177e4SLinus Torvalds This option will enlarge your kernel by about 7 KB. If unsure, 5181da177e4SLinus Torvalds answer Y. This will only work if you said Y to "DOS FAT fs support" 5191da177e4SLinus Torvalds as well. To compile this as a module, choose M here: the module will 5201da177e4SLinus Torvalds be called msdos. 5211da177e4SLinus Torvalds 5221da177e4SLinus Torvaldsconfig VFAT_FS 5231da177e4SLinus Torvalds tristate "VFAT (Windows-95) fs support" 5241da177e4SLinus Torvalds select FAT_FS 5251da177e4SLinus Torvalds help 5261da177e4SLinus Torvalds This option provides support for normal Windows file systems with 5271da177e4SLinus Torvalds long filenames. That includes non-compressed FAT-based file systems 5281da177e4SLinus Torvalds used by Windows 95, Windows 98, Windows NT 4.0, and the Unix 5291da177e4SLinus Torvalds programs from the mtools package. 5301da177e4SLinus Torvalds 5311da177e4SLinus Torvalds The VFAT support enlarges your kernel by about 10 KB and it only 5321da177e4SLinus Torvalds works if you said Y to the "DOS FAT fs support" above. Please read 5331da177e4SLinus Torvalds the file <file:Documentation/filesystems/vfat.txt> for details. If 5341da177e4SLinus Torvalds unsure, say Y. 5351da177e4SLinus Torvalds 5361da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 5371da177e4SLinus Torvalds vfat. 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvaldsconfig FAT_DEFAULT_CODEPAGE 5401da177e4SLinus Torvalds int "Default codepage for FAT" 5411da177e4SLinus Torvalds depends on MSDOS_FS || VFAT_FS 5421da177e4SLinus Torvalds default 437 5431da177e4SLinus Torvalds help 5441da177e4SLinus Torvalds This option should be set to the codepage of your FAT filesystems. 5451da177e4SLinus Torvalds It can be overridden with the "codepage" mount option. 5461da177e4SLinus Torvalds See <file:Documentation/filesystems/vfat.txt> for more information. 5471da177e4SLinus Torvalds 5481da177e4SLinus Torvaldsconfig FAT_DEFAULT_IOCHARSET 5491da177e4SLinus Torvalds string "Default iocharset for FAT" 5501da177e4SLinus Torvalds depends on VFAT_FS 5511da177e4SLinus Torvalds default "iso8859-1" 5521da177e4SLinus Torvalds help 5531da177e4SLinus Torvalds Set this to the default input/output character set you'd 5541da177e4SLinus Torvalds like FAT to use. It should probably match the character set 5551da177e4SLinus Torvalds that most of your FAT filesystems use, and can be overridden 5561da177e4SLinus Torvalds with the "iocharset" mount option for FAT filesystems. 5571da177e4SLinus Torvalds Note that "utf8" is not recommended for FAT filesystems. 5581da177e4SLinus Torvalds If unsure, you shouldn't set "utf8" here. 5591da177e4SLinus Torvalds See <file:Documentation/filesystems/vfat.txt> for more information. 5601da177e4SLinus Torvalds 5611da177e4SLinus Torvaldsconfig NTFS_FS 5621da177e4SLinus Torvalds tristate "NTFS file system support" 5631da177e4SLinus Torvalds select NLS 5641da177e4SLinus Torvalds help 5651da177e4SLinus Torvalds NTFS is the file system of Microsoft Windows NT, 2000, XP and 2003. 5661da177e4SLinus Torvalds 5671da177e4SLinus Torvalds Saying Y or M here enables read support. There is partial, but 5681da177e4SLinus Torvalds safe, write support available. For write support you must also 5691da177e4SLinus Torvalds say Y to "NTFS write support" below. 5701da177e4SLinus Torvalds 5711da177e4SLinus Torvalds There are also a number of user-space tools available, called 5721da177e4SLinus Torvalds ntfsprogs. These include ntfsundelete and ntfsresize, that work 5731da177e4SLinus Torvalds without NTFS support enabled in the kernel. 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds This is a rewrite from scratch of Linux NTFS support and replaced 5761da177e4SLinus Torvalds the old NTFS code starting with Linux 2.5.11. A backport to 5771da177e4SLinus Torvalds the Linux 2.4 kernel series is separately available as a patch 5781da177e4SLinus Torvalds from the project web site. 5791da177e4SLinus Torvalds 5801da177e4SLinus Torvalds For more information see <file:Documentation/filesystems/ntfs.txt> 581337e2ab5SJess Guerrero and <http://www.linux-ntfs.org/>. 5821da177e4SLinus Torvalds 5831da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 5841da177e4SLinus Torvalds module will be called ntfs. 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds If you are not using Windows NT, 2000, XP or 2003 in addition to 5871da177e4SLinus Torvalds Linux on your computer it is safe to say N. 5881da177e4SLinus Torvalds 5891da177e4SLinus Torvaldsconfig NTFS_DEBUG 5901da177e4SLinus Torvalds bool "NTFS debugging support" 5911da177e4SLinus Torvalds depends on NTFS_FS 5921da177e4SLinus Torvalds help 5931da177e4SLinus Torvalds If you are experiencing any problems with the NTFS file system, say 5941da177e4SLinus Torvalds Y here. This will result in additional consistency checks to be 5951da177e4SLinus Torvalds performed by the driver as well as additional debugging messages to 5961da177e4SLinus Torvalds be written to the system log. Note that debugging messages are 5971da177e4SLinus Torvalds disabled by default. To enable them, supply the option debug_msgs=1 5981da177e4SLinus Torvalds at the kernel command line when booting the kernel or as an option 5991da177e4SLinus Torvalds to insmod when loading the ntfs module. Once the driver is active, 6001da177e4SLinus Torvalds you can enable debugging messages by doing (as root): 6011da177e4SLinus Torvalds echo 1 > /proc/sys/fs/ntfs-debug 6021da177e4SLinus Torvalds Replacing the "1" with "0" would disable debug messages. 6031da177e4SLinus Torvalds 6041da177e4SLinus Torvalds If you leave debugging messages disabled, this results in little 6051da177e4SLinus Torvalds overhead, but enabling debug messages results in very significant 6061da177e4SLinus Torvalds slowdown of the system. 6071da177e4SLinus Torvalds 6081da177e4SLinus Torvalds When reporting bugs, please try to have available a full dump of 6091da177e4SLinus Torvalds debugging messages while the misbehaviour was occurring. 6101da177e4SLinus Torvalds 6111da177e4SLinus Torvaldsconfig NTFS_RW 6121da177e4SLinus Torvalds bool "NTFS write support" 6131da177e4SLinus Torvalds depends on NTFS_FS 6141da177e4SLinus Torvalds help 6151da177e4SLinus Torvalds This enables the partial, but safe, write support in the NTFS driver. 6161da177e4SLinus Torvalds 6171da177e4SLinus Torvalds The only supported operation is overwriting existing files, without 6181da177e4SLinus Torvalds changing the file length. No file or directory creation, deletion or 6191da177e4SLinus Torvalds renaming is possible. Note only non-resident files can be written to 6201da177e4SLinus Torvalds so you may find that some very small files (<500 bytes or so) cannot 6211da177e4SLinus Torvalds be written to. 6221da177e4SLinus Torvalds 6231da177e4SLinus Torvalds While we cannot guarantee that it will not damage any data, we have 6241da177e4SLinus Torvalds so far not received a single report where the driver would have 6251da177e4SLinus Torvalds damaged someones data so we assume it is perfectly safe to use. 6261da177e4SLinus Torvalds 6271da177e4SLinus Torvalds Note: While write support is safe in this version (a rewrite from 6281da177e4SLinus Torvalds scratch of the NTFS support), it should be noted that the old NTFS 6291da177e4SLinus Torvalds write support, included in Linux 2.5.10 and before (since 1997), 6301da177e4SLinus Torvalds is not safe. 6311da177e4SLinus Torvalds 6321da177e4SLinus Torvalds This is currently useful with TopologiLinux. TopologiLinux is run 6331da177e4SLinus Torvalds on top of any DOS/Microsoft Windows system without partitioning your 6341da177e4SLinus Torvalds hard disk. Unlike other Linux distributions TopologiLinux does not 6351da177e4SLinus Torvalds need its own partition. For more information see 6361da177e4SLinus Torvalds <http://topologi-linux.sourceforge.net/> 6371da177e4SLinus Torvalds 6381da177e4SLinus Torvalds It is perfectly safe to say N here. 6391da177e4SLinus Torvalds 6401da177e4SLinus Torvaldsendmenu 64125fad945SRandy Dunlapendif # BLOCK 6421da177e4SLinus Torvalds 6431da177e4SLinus Torvaldsmenu "Pseudo filesystems" 6441da177e4SLinus Torvalds 6456eedf8d3SAlexey Dobriyansource "fs/proc/Kconfig" 646b89a8171SEric W. Biederman 6471da177e4SLinus Torvaldsconfig SYSFS 6481da177e4SLinus Torvalds bool "sysfs file system support" if EMBEDDED 6491da177e4SLinus Torvalds default y 6501da177e4SLinus Torvalds help 6511da177e4SLinus Torvalds The sysfs filesystem is a virtual filesystem that the kernel uses to 6521da177e4SLinus Torvalds export internal kernel objects, their attributes, and their 6531da177e4SLinus Torvalds relationships to one another. 6541da177e4SLinus Torvalds 6551da177e4SLinus Torvalds Users can use sysfs to ascertain useful information about the running 6561da177e4SLinus Torvalds kernel, such as the devices the kernel has discovered on each bus and 6571da177e4SLinus Torvalds which driver each is bound to. sysfs can also be used to tune devices 6581da177e4SLinus Torvalds and other kernel subsystems. 6591da177e4SLinus Torvalds 6601da177e4SLinus Torvalds Some system agents rely on the information in sysfs to operate. 6611da177e4SLinus Torvalds /sbin/hotplug uses device and object attributes in sysfs to assist in 66203a67a46SJan Engelhardt delegating policy decisions, like persistently naming devices. 6631da177e4SLinus Torvalds 6641da177e4SLinus Torvalds sysfs is currently used by the block subsystem to mount the root 6651da177e4SLinus Torvalds partition. If sysfs is disabled you must specify the boot device on 6661da177e4SLinus Torvalds the kernel boot command line via its major and minor numbers. For 6671da177e4SLinus Torvalds example, "root=03:01" for /dev/hda1. 6681da177e4SLinus Torvalds 6691da177e4SLinus Torvalds Designers of embedded systems may wish to say N here to conserve space. 6701da177e4SLinus Torvalds 6711da177e4SLinus Torvaldsconfig TMPFS 6721da177e4SLinus Torvalds bool "Virtual memory file system support (former shm fs)" 6731da177e4SLinus Torvalds help 6741da177e4SLinus Torvalds Tmpfs is a file system which keeps all files in virtual memory. 6751da177e4SLinus Torvalds 6761da177e4SLinus Torvalds Everything in tmpfs is temporary in the sense that no files will be 6771da177e4SLinus Torvalds created on your hard drive. The files live in memory and swap 6781da177e4SLinus Torvalds space. If you unmount a tmpfs instance, everything stored therein is 6791da177e4SLinus Torvalds lost. 6801da177e4SLinus Torvalds 6811da177e4SLinus Torvalds See <file:Documentation/filesystems/tmpfs.txt> for details. 6821da177e4SLinus Torvalds 68339f0247dSAndreas Gruenbacherconfig TMPFS_POSIX_ACL 68439f0247dSAndreas Gruenbacher bool "Tmpfs POSIX Access Control Lists" 68539f0247dSAndreas Gruenbacher depends on TMPFS 68639f0247dSAndreas Gruenbacher select GENERIC_ACL 68739f0247dSAndreas Gruenbacher help 68839f0247dSAndreas Gruenbacher POSIX Access Control Lists (ACLs) support permissions for users and 68939f0247dSAndreas Gruenbacher groups beyond the owner/group/world scheme. 69039f0247dSAndreas Gruenbacher 69139f0247dSAndreas Gruenbacher To learn more about Access Control Lists, visit the POSIX ACLs for 69239f0247dSAndreas Gruenbacher Linux website <http://acl.bestbits.at/>. 69339f0247dSAndreas Gruenbacher 69439f0247dSAndreas Gruenbacher If you don't know what Access Control Lists are, say N. 69539f0247dSAndreas Gruenbacher 6961da177e4SLinus Torvaldsconfig HUGETLBFS 6971da177e4SLinus Torvalds bool "HugeTLB file system support" 69853492b1dSGerald Schaefer depends on X86 || IA64 || PPC64 || SPARC64 || (SUPERH && MMU) || \ 69953492b1dSGerald Schaefer (S390 && 64BIT) || BROKEN 700dda27d1aSArthur Othieno help 701dda27d1aSArthur Othieno hugetlbfs is a filesystem backing for HugeTLB pages, based on 702dda27d1aSArthur Othieno ramfs. For architectures that support it, say Y here and read 703dda27d1aSArthur Othieno <file:Documentation/vm/hugetlbpage.txt> for details. 704dda27d1aSArthur Othieno 705dda27d1aSArthur Othieno If unsure, say N. 7061da177e4SLinus Torvalds 7071da177e4SLinus Torvaldsconfig HUGETLB_PAGE 7081da177e4SLinus Torvalds def_bool HUGETLBFS 7091da177e4SLinus Torvalds 7107063fbf2SJoel Beckerconfig CONFIGFS_FS 71102ac0499SJoel Becker tristate "Userspace-driven configuration filesystem" 71202ac0499SJoel Becker depends on SYSFS 7137063fbf2SJoel Becker help 7147063fbf2SJoel Becker configfs is a ram-based filesystem that provides the converse 7157063fbf2SJoel Becker of sysfs's functionality. Where sysfs is a filesystem-based 7167063fbf2SJoel Becker view of kernel objects, configfs is a filesystem-based manager 7177063fbf2SJoel Becker of kernel objects, or config_items. 7187063fbf2SJoel Becker 7197063fbf2SJoel Becker Both sysfs and configfs can and should exist together on the 7207063fbf2SJoel Becker same system. One is not a replacement for the other. 7217063fbf2SJoel Becker 7221da177e4SLinus Torvaldsendmenu 7231da177e4SLinus Torvalds 7241da177e4SLinus Torvaldsmenu "Miscellaneous filesystems" 7251da177e4SLinus Torvalds 7261da177e4SLinus Torvaldsconfig ADFS_FS 7271da177e4SLinus Torvalds tristate "ADFS file system support (EXPERIMENTAL)" 7289361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 7291da177e4SLinus Torvalds help 7301da177e4SLinus Torvalds The Acorn Disc Filing System is the standard file system of the 7311da177e4SLinus Torvalds RiscOS operating system which runs on Acorn's ARM-based Risc PC 7321da177e4SLinus Torvalds systems and the Acorn Archimedes range of machines. If you say Y 7331da177e4SLinus Torvalds here, Linux will be able to read from ADFS partitions on hard drives 7341da177e4SLinus Torvalds and from ADFS-formatted floppy discs. If you also want to be able to 7351da177e4SLinus Torvalds write to those devices, say Y to "ADFS write support" below. 7361da177e4SLinus Torvalds 7371da177e4SLinus Torvalds The ADFS partition should be the first partition (i.e., 7381da177e4SLinus Torvalds /dev/[hs]d?1) on each of your drives. Please read the file 7391da177e4SLinus Torvalds <file:Documentation/filesystems/adfs.txt> for further details. 7401da177e4SLinus Torvalds 7411da177e4SLinus Torvalds To compile this code as a module, choose M here: the module will be 7421da177e4SLinus Torvalds called adfs. 7431da177e4SLinus Torvalds 7441da177e4SLinus Torvalds If unsure, say N. 7451da177e4SLinus Torvalds 7461da177e4SLinus Torvaldsconfig ADFS_FS_RW 7471da177e4SLinus Torvalds bool "ADFS write support (DANGEROUS)" 7481da177e4SLinus Torvalds depends on ADFS_FS 7491da177e4SLinus Torvalds help 7501da177e4SLinus Torvalds If you say Y here, you will be able to write to ADFS partitions on 7511da177e4SLinus Torvalds hard drives and ADFS-formatted floppy disks. This is experimental 7521da177e4SLinus Torvalds codes, so if you're unsure, say N. 7531da177e4SLinus Torvalds 7541da177e4SLinus Torvaldsconfig AFFS_FS 7551da177e4SLinus Torvalds tristate "Amiga FFS file system support (EXPERIMENTAL)" 7569361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 7571da177e4SLinus Torvalds help 7581da177e4SLinus Torvalds The Fast File System (FFS) is the common file system used on hard 7591da177e4SLinus Torvalds disks by Amiga(tm) systems since AmigaOS Version 1.3 (34.20). Say Y 7601da177e4SLinus Torvalds if you want to be able to read and write files from and to an Amiga 7611da177e4SLinus Torvalds FFS partition on your hard drive. Amiga floppies however cannot be 7621da177e4SLinus Torvalds read with this driver due to an incompatibility of the floppy 7631da177e4SLinus Torvalds controller used in an Amiga and the standard floppy controller in 7641da177e4SLinus Torvalds PCs and workstations. Read <file:Documentation/filesystems/affs.txt> 7651da177e4SLinus Torvalds and <file:fs/affs/Changes>. 7661da177e4SLinus Torvalds 7671da177e4SLinus Torvalds With this driver you can also mount disk files used by Bernd 7681da177e4SLinus Torvalds Schmidt's Un*X Amiga Emulator 7691da177e4SLinus Torvalds (<http://www.freiburg.linux.de/~uae/>). 7701da177e4SLinus Torvalds If you want to do this, you will also need to say Y or M to "Loop 7711da177e4SLinus Torvalds device support", above. 7721da177e4SLinus Torvalds 7731da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 7741da177e4SLinus Torvalds module will be called affs. If unsure, say N. 7751da177e4SLinus Torvalds 776237fead6SMichael Halcrowconfig ECRYPT_FS 777237fead6SMichael Halcrow tristate "eCrypt filesystem layer support (EXPERIMENTAL)" 77888b4a07eSMichael Halcrow depends on EXPERIMENTAL && KEYS && CRYPTO && NET 779237fead6SMichael Halcrow help 780237fead6SMichael Halcrow Encrypted filesystem that operates on the VFS layer. See 781e403149cSDirk Hohndel <file:Documentation/filesystems/ecryptfs.txt> to learn more about 782237fead6SMichael Halcrow eCryptfs. Userspace components are required and can be 783237fead6SMichael Halcrow obtained from <http://ecryptfs.sf.net>. 784237fead6SMichael Halcrow 785237fead6SMichael Halcrow To compile this file system support as a module, choose M here: the 786237fead6SMichael Halcrow module will be called ecryptfs. 787237fead6SMichael Halcrow 7881da177e4SLinus Torvaldsconfig HFS_FS 7891da177e4SLinus Torvalds tristate "Apple Macintosh file system support (EXPERIMENTAL)" 7909361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 791878129a3SLennert Buytenhek select NLS 7921da177e4SLinus Torvalds help 7931da177e4SLinus Torvalds If you say Y here, you will be able to mount Macintosh-formatted 7941da177e4SLinus Torvalds floppy disks and hard drive partitions with full read-write access. 795889c94a1SJohann Felix Soden Please read <file:Documentation/filesystems/hfs.txt> to learn about 796889c94a1SJohann Felix Soden the available mount options. 7971da177e4SLinus Torvalds 7981da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 7991da177e4SLinus Torvalds module will be called hfs. 8001da177e4SLinus Torvalds 8011da177e4SLinus Torvaldsconfig HFSPLUS_FS 8021da177e4SLinus Torvalds tristate "Apple Extended HFS file system support" 8039361401eSDavid Howells depends on BLOCK 8041da177e4SLinus Torvalds select NLS 8051da177e4SLinus Torvalds select NLS_UTF8 8061da177e4SLinus Torvalds help 8071da177e4SLinus Torvalds If you say Y here, you will be able to mount extended format 8081da177e4SLinus Torvalds Macintosh-formatted hard drive partitions with full read-write access. 8091da177e4SLinus Torvalds 8101da177e4SLinus Torvalds This file system is often called HFS+ and was introduced with 8111da177e4SLinus Torvalds MacOS 8. It includes all Mac specific filesystem data such as 8121da177e4SLinus Torvalds data forks and creator codes, but it also has several UNIX 8131da177e4SLinus Torvalds style features such as file ownership and permissions. 8141da177e4SLinus Torvalds 8151da177e4SLinus Torvaldsconfig BEFS_FS 8161da177e4SLinus Torvalds tristate "BeOS file system (BeFS) support (read only) (EXPERIMENTAL)" 8179361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 8181da177e4SLinus Torvalds select NLS 8191da177e4SLinus Torvalds help 8201da177e4SLinus Torvalds The BeOS File System (BeFS) is the native file system of Be, Inc's 8211da177e4SLinus Torvalds BeOS. Notable features include support for arbitrary attributes 8223cb2fcccSMatt LaPlante on files and directories, and database-like indices on selected 8231da177e4SLinus Torvalds attributes. (Also note that this driver doesn't make those features 8241da177e4SLinus Torvalds available at this time). It is a 64 bit filesystem, so it supports 82544c09201SMatt LaPlante extremely large volumes and files. 8261da177e4SLinus Torvalds 8271da177e4SLinus Torvalds If you use this filesystem, you should also say Y to at least one 8281da177e4SLinus Torvalds of the NLS (native language support) options below. 8291da177e4SLinus Torvalds 8301da177e4SLinus Torvalds If you don't know what this is about, say N. 8311da177e4SLinus Torvalds 8321da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be 8331da177e4SLinus Torvalds called befs. 8341da177e4SLinus Torvalds 8351da177e4SLinus Torvaldsconfig BEFS_DEBUG 8361da177e4SLinus Torvalds bool "Debug BeFS" 8371da177e4SLinus Torvalds depends on BEFS_FS 8381da177e4SLinus Torvalds help 8391da177e4SLinus Torvalds If you say Y here, you can use the 'debug' mount option to enable 8401da177e4SLinus Torvalds debugging output from the driver. 8411da177e4SLinus Torvalds 8421da177e4SLinus Torvaldsconfig BFS_FS 8431da177e4SLinus Torvalds tristate "BFS file system support (EXPERIMENTAL)" 8449361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 8451da177e4SLinus Torvalds help 8461da177e4SLinus Torvalds Boot File System (BFS) is a file system used under SCO UnixWare to 8471da177e4SLinus Torvalds allow the bootloader access to the kernel image and other important 8481da177e4SLinus Torvalds files during the boot process. It is usually mounted under /stand 8491da177e4SLinus Torvalds and corresponds to the slice marked as "STAND" in the UnixWare 8501da177e4SLinus Torvalds partition. You should say Y if you want to read or write the files 8511da177e4SLinus Torvalds on your /stand slice from within Linux. You then also need to say Y 8521da177e4SLinus Torvalds to "UnixWare slices support", below. More information about the BFS 8531da177e4SLinus Torvalds file system is contained in the file 8541da177e4SLinus Torvalds <file:Documentation/filesystems/bfs.txt>. 8551da177e4SLinus Torvalds 8561da177e4SLinus Torvalds If you don't know what this is about, say N. 8571da177e4SLinus Torvalds 8581da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 8591da177e4SLinus Torvalds bfs. Note that the file system of your root partition (the one 8601da177e4SLinus Torvalds containing the directory /) cannot be compiled as a module. 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvaldsconfig EFS_FS 8651da177e4SLinus Torvalds tristate "EFS file system support (read only) (EXPERIMENTAL)" 8669361401eSDavid Howells depends on BLOCK && EXPERIMENTAL 8671da177e4SLinus Torvalds help 8681da177e4SLinus Torvalds EFS is an older file system used for non-ISO9660 CD-ROMs and hard 8691da177e4SLinus Torvalds disk partitions by SGI's IRIX operating system (IRIX 6.0 and newer 8701da177e4SLinus Torvalds uses the XFS file system for hard disk partitions however). 8711da177e4SLinus Torvalds 8721da177e4SLinus Torvalds This implementation only offers read-only access. If you don't know 8731da177e4SLinus Torvalds what all this is about, it's safe to say N. For more information 8741da177e4SLinus Torvalds about EFS see its home page at <http://aeschi.ch.eu.org/efs/>. 8751da177e4SLinus Torvalds 8761da177e4SLinus Torvalds To compile the EFS file system support as a module, choose M here: the 8771da177e4SLinus Torvalds module will be called efs. 8781da177e4SLinus Torvalds 87931db6e9eSAlexey Dobriyansource "fs/jffs2/Kconfig" 8800d7eff87SArtem Bityutskiy# UBIFS File system configuration 8810d7eff87SArtem Bityutskiysource "fs/ubifs/Kconfig" 8820d7eff87SArtem Bityutskiy 8831da177e4SLinus Torvaldsconfig CRAMFS 8841da177e4SLinus Torvalds tristate "Compressed ROM file system support (cramfs)" 8859361401eSDavid Howells depends on BLOCK 8861da177e4SLinus Torvalds select ZLIB_INFLATE 8871da177e4SLinus Torvalds help 8881da177e4SLinus Torvalds Saying Y here includes support for CramFs (Compressed ROM File 8891da177e4SLinus Torvalds System). CramFs is designed to be a simple, small, and compressed 8901da177e4SLinus Torvalds file system for ROM based embedded systems. CramFs is read-only, 8911da177e4SLinus Torvalds limited to 256MB file systems (with 16MB files), and doesn't support 8921da177e4SLinus Torvalds 16/32 bits uid/gid, hard links and timestamps. 8931da177e4SLinus Torvalds 8941da177e4SLinus Torvalds See <file:Documentation/filesystems/cramfs.txt> and 8951da177e4SLinus Torvalds <file:fs/cramfs/README> for further information. 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 8981da177e4SLinus Torvalds cramfs. Note that the root file system (the one containing the 8991da177e4SLinus Torvalds directory /) cannot be compiled as a module. 9001da177e4SLinus Torvalds 9011da177e4SLinus Torvalds If unsure, say N. 9021da177e4SLinus Torvalds 9031da177e4SLinus Torvaldsconfig VXFS_FS 9041da177e4SLinus Torvalds tristate "FreeVxFS file system support (VERITAS VxFS(TM) compatible)" 9059361401eSDavid Howells depends on BLOCK 9061da177e4SLinus Torvalds help 9071da177e4SLinus Torvalds FreeVxFS is a file system driver that support the VERITAS VxFS(TM) 9081da177e4SLinus Torvalds file system format. VERITAS VxFS(TM) is the standard file system 9091da177e4SLinus Torvalds of SCO UnixWare (and possibly others) and optionally available 9101da177e4SLinus Torvalds for Sunsoft Solaris, HP-UX and many other operating systems. 9111da177e4SLinus Torvalds Currently only readonly access is supported. 9121da177e4SLinus Torvalds 9131da177e4SLinus Torvalds NOTE: the file system type as used by mount(1), mount(2) and 9141da177e4SLinus Torvalds fstab(5) is 'vxfs' as it describes the file system format, not 9151da177e4SLinus Torvalds the actual driver. 9161da177e4SLinus Torvalds 9171da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be 9181da177e4SLinus Torvalds called freevxfs. If unsure, say N. 9191da177e4SLinus Torvalds 92025fad945SRandy Dunlapconfig MINIX_FS 92125fad945SRandy Dunlap tristate "Minix file system support" 92225fad945SRandy Dunlap depends on BLOCK 92325fad945SRandy Dunlap help 92425fad945SRandy Dunlap Minix is a simple operating system used in many classes about OS's. 92525fad945SRandy Dunlap The minix file system (method to organize files on a hard disk 92625fad945SRandy Dunlap partition or a floppy disk) was the original file system for Linux, 92725fad945SRandy Dunlap but has been superseded by the second extended file system ext2fs. 92825fad945SRandy Dunlap You don't want to use the minix file system on your hard disk 92925fad945SRandy Dunlap because of certain built-in restrictions, but it is sometimes found 93025fad945SRandy Dunlap on older Linux floppy disks. This option will enlarge your kernel 93125fad945SRandy Dunlap by about 28 KB. If unsure, say N. 93225fad945SRandy Dunlap 93325fad945SRandy Dunlap To compile this file system support as a module, choose M here: the 93425fad945SRandy Dunlap module will be called minix. Note that the file system of your root 93525fad945SRandy Dunlap partition (the one containing the directory /) cannot be compiled as 93625fad945SRandy Dunlap a module. 93725fad945SRandy Dunlap 93863ca8ce2SBob Copelandconfig OMFS_FS 93963ca8ce2SBob Copeland tristate "SonicBlue Optimized MPEG File System support" 94063ca8ce2SBob Copeland depends on BLOCK 94163ca8ce2SBob Copeland select CRC_ITU_T 94263ca8ce2SBob Copeland help 94363ca8ce2SBob Copeland This is the proprietary file system used by the Rio Karma music 94463ca8ce2SBob Copeland player and ReplayTV DVR. Despite the name, this filesystem is not 94563ca8ce2SBob Copeland more efficient than a standard FS for MPEG files, in fact likely 94663ca8ce2SBob Copeland the opposite is true. Say Y if you have either of these devices 94763ca8ce2SBob Copeland and wish to mount its disk. 94863ca8ce2SBob Copeland 94963ca8ce2SBob Copeland To compile this file system support as a module, choose M here: the 95063ca8ce2SBob Copeland module will be called omfs. If unsure, say N. 9511da177e4SLinus Torvalds 9521da177e4SLinus Torvaldsconfig HPFS_FS 9531da177e4SLinus Torvalds tristate "OS/2 HPFS file system support" 9549361401eSDavid Howells depends on BLOCK 9551da177e4SLinus Torvalds help 9561da177e4SLinus Torvalds OS/2 is IBM's operating system for PC's, the same as Warp, and HPFS 9571da177e4SLinus Torvalds is the file system used for organizing files on OS/2 hard disk 9581da177e4SLinus Torvalds partitions. Say Y if you want to be able to read files from and 9591da177e4SLinus Torvalds write files to an OS/2 HPFS partition on your hard drive. OS/2 9601da177e4SLinus Torvalds floppies however are in regular MSDOS format, so you don't need this 9611da177e4SLinus Torvalds option in order to be able to read them. Read 9621da177e4SLinus Torvalds <file:Documentation/filesystems/hpfs.txt>. 9631da177e4SLinus Torvalds 9641da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 9651da177e4SLinus Torvalds module will be called hpfs. If unsure, say N. 9661da177e4SLinus Torvalds 9671da177e4SLinus Torvalds 9681da177e4SLinus Torvaldsconfig QNX4FS_FS 9691da177e4SLinus Torvalds tristate "QNX4 file system support (read only)" 9709361401eSDavid Howells depends on BLOCK 9711da177e4SLinus Torvalds help 9721da177e4SLinus Torvalds This is the file system used by the real-time operating systems 9731da177e4SLinus Torvalds QNX 4 and QNX 6 (the latter is also called QNX RTP). 9741da177e4SLinus Torvalds Further information is available at <http://www.qnx.com/>. 9751da177e4SLinus Torvalds Say Y if you intend to mount QNX hard disks or floppies. 9761da177e4SLinus Torvalds Unless you say Y to "QNX4FS read-write support" below, you will 9771da177e4SLinus Torvalds only be able to read these file systems. 9781da177e4SLinus Torvalds 9791da177e4SLinus Torvalds To compile this file system support as a module, choose M here: the 9801da177e4SLinus Torvalds module will be called qnx4. 9811da177e4SLinus Torvalds 9821da177e4SLinus Torvalds If you don't know whether you need it, then you don't need it: 9831da177e4SLinus Torvalds answer N. 9841da177e4SLinus Torvalds 9851da177e4SLinus Torvaldsconfig QNX4FS_RW 9861da177e4SLinus Torvalds bool "QNX4FS write support (DANGEROUS)" 9871da177e4SLinus Torvalds depends on QNX4FS_FS && EXPERIMENTAL && BROKEN 9881da177e4SLinus Torvalds help 9891da177e4SLinus Torvalds Say Y if you want to test write support for QNX4 file systems. 9901da177e4SLinus Torvalds 9911da177e4SLinus Torvalds It's currently broken, so for now: 9921da177e4SLinus Torvalds answer N. 9931da177e4SLinus Torvalds 99425fad945SRandy Dunlapconfig ROMFS_FS 99525fad945SRandy Dunlap tristate "ROM file system support" 99625fad945SRandy Dunlap depends on BLOCK 99725fad945SRandy Dunlap ---help--- 99825fad945SRandy Dunlap This is a very small read-only file system mainly intended for 99925fad945SRandy Dunlap initial ram disks of installation disks, but it could be used for 100025fad945SRandy Dunlap other read-only media as well. Read 100125fad945SRandy Dunlap <file:Documentation/filesystems/romfs.txt> for details. 100225fad945SRandy Dunlap 100325fad945SRandy Dunlap To compile this file system support as a module, choose M here: the 100425fad945SRandy Dunlap module will be called romfs. Note that the file system of your 100525fad945SRandy Dunlap root partition (the one containing the directory /) cannot be a 100625fad945SRandy Dunlap module. 100725fad945SRandy Dunlap 100825fad945SRandy Dunlap If you don't know whether you need it, then you don't need it: 100925fad945SRandy Dunlap answer N. 10101da177e4SLinus Torvalds 10111da177e4SLinus Torvalds 10121da177e4SLinus Torvaldsconfig SYSV_FS 10131da177e4SLinus Torvalds tristate "System V/Xenix/V7/Coherent file system support" 10149361401eSDavid Howells depends on BLOCK 10151da177e4SLinus Torvalds help 10161da177e4SLinus Torvalds SCO, Xenix and Coherent are commercial Unix systems for Intel 10171da177e4SLinus Torvalds machines, and Version 7 was used on the DEC PDP-11. Saying Y 10181da177e4SLinus Torvalds here would allow you to read from their floppies and hard disk 10191da177e4SLinus Torvalds partitions. 10201da177e4SLinus Torvalds 10211da177e4SLinus Torvalds If you have floppies or hard disk partitions like that, it is likely 10221da177e4SLinus Torvalds that they contain binaries from those other Unix systems; in order 1023cab00891SMatt LaPlante to run these binaries, you will want to install linux-abi which is 10241da177e4SLinus Torvalds a set of kernel modules that lets you run SCO, Xenix, Wyse, 10251da177e4SLinus Torvalds UnixWare, Dell Unix and System V programs under Linux. It is 10261da177e4SLinus Torvalds available via FTP (user: ftp) from 10271da177e4SLinus Torvalds <ftp://ftp.openlinux.org/pub/people/hch/linux-abi/>). 10281da177e4SLinus Torvalds NOTE: that will work only for binaries from Intel-based systems; 10291da177e4SLinus Torvalds PDP ones will have to wait until somebody ports Linux to -11 ;-) 10301da177e4SLinus Torvalds 10311da177e4SLinus Torvalds If you only intend to mount files from some other Unix over the 10321da177e4SLinus Torvalds network using NFS, you don't need the System V file system support 10331da177e4SLinus Torvalds (but you need NFS file system support obviously). 10341da177e4SLinus Torvalds 10351da177e4SLinus Torvalds Note that this option is generally not needed for floppies, since a 10361da177e4SLinus Torvalds good portable way to transport files and directories between unixes 10371da177e4SLinus Torvalds (and even other operating systems) is given by the tar program ("man 10381da177e4SLinus Torvalds tar" or preferably "info tar"). Note also that this option has 10391da177e4SLinus Torvalds nothing whatsoever to do with the option "System V IPC". Read about 10401da177e4SLinus Torvalds the System V file system in 10411da177e4SLinus Torvalds <file:Documentation/filesystems/sysv-fs.txt>. 10421da177e4SLinus Torvalds Saying Y here will enlarge your kernel by about 27 KB. 10431da177e4SLinus Torvalds 10441da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 10451da177e4SLinus Torvalds sysv. 10461da177e4SLinus Torvalds 10471da177e4SLinus Torvalds If you haven't heard about all of this before, it's safe to say N. 10481da177e4SLinus Torvalds 10491da177e4SLinus Torvalds 10501da177e4SLinus Torvaldsconfig UFS_FS 10511da177e4SLinus Torvalds tristate "UFS file system support (read only)" 10529361401eSDavid Howells depends on BLOCK 10531da177e4SLinus Torvalds help 10541da177e4SLinus Torvalds BSD and derivate versions of Unix (such as SunOS, FreeBSD, NetBSD, 10551da177e4SLinus Torvalds OpenBSD and NeXTstep) use a file system called UFS. Some System V 10561da177e4SLinus Torvalds Unixes can create and mount hard disk partitions and diskettes using 10571da177e4SLinus Torvalds this file system as well. Saying Y here will allow you to read from 10581da177e4SLinus Torvalds these partitions; if you also want to write to them, say Y to the 10591da177e4SLinus Torvalds experimental "UFS file system write support", below. Please read the 10601da177e4SLinus Torvalds file <file:Documentation/filesystems/ufs.txt> for more information. 10611da177e4SLinus Torvalds 10621da177e4SLinus Torvalds The recently released UFS2 variant (used in FreeBSD 5.x) is 10631da177e4SLinus Torvalds READ-ONLY supported. 10641da177e4SLinus Torvalds 10651da177e4SLinus Torvalds Note that this option is generally not needed for floppies, since a 10661da177e4SLinus Torvalds good portable way to transport files and directories between unixes 10671da177e4SLinus Torvalds (and even other operating systems) is given by the tar program ("man 10681da177e4SLinus Torvalds tar" or preferably "info tar"). 10691da177e4SLinus Torvalds 10701da177e4SLinus Torvalds When accessing NeXTstep files, you may need to convert them from the 10711da177e4SLinus Torvalds NeXT character set to the Latin1 character set; use the program 10721da177e4SLinus Torvalds recode ("info recode") for this purpose. 10731da177e4SLinus Torvalds 10741da177e4SLinus Torvalds To compile the UFS file system support as a module, choose M here: the 10751da177e4SLinus Torvalds module will be called ufs. 10761da177e4SLinus Torvalds 10771da177e4SLinus Torvalds If you haven't heard about all of this before, it's safe to say N. 10781da177e4SLinus Torvalds 10791da177e4SLinus Torvaldsconfig UFS_FS_WRITE 10801da177e4SLinus Torvalds bool "UFS file system write support (DANGEROUS)" 10815afb3145SEvgeniy Dushistov depends on UFS_FS && EXPERIMENTAL 10821da177e4SLinus Torvalds help 10831da177e4SLinus Torvalds Say Y here if you want to try writing to UFS partitions. This is 10841da177e4SLinus Torvalds experimental, so you should back up your UFS partitions beforehand. 10851da177e4SLinus Torvalds 1086abf5d15fSEvgeniy Dushistovconfig UFS_DEBUG 1087abf5d15fSEvgeniy Dushistov bool "UFS debugging" 1088abf5d15fSEvgeniy Dushistov depends on UFS_FS 1089abf5d15fSEvgeniy Dushistov help 1090abf5d15fSEvgeniy Dushistov If you are experiencing any problems with the UFS filesystem, say 1091abf5d15fSEvgeniy Dushistov Y here. This will result in _many_ additional debugging messages to be 1092abf5d15fSEvgeniy Dushistov written to the system log. 1093abf5d15fSEvgeniy Dushistov 10941da177e4SLinus Torvaldsendmenu 10951da177e4SLinus Torvalds 1096ea0985adSJan Engelhardtmenuconfig NETWORK_FILESYSTEMS 1097ea0985adSJan Engelhardt bool "Network File Systems" 1098ea0985adSJan Engelhardt default y 10991da177e4SLinus Torvalds depends on NET 1100ea0985adSJan Engelhardt ---help--- 1101ea0985adSJan Engelhardt Say Y here to get to see options for network filesystems and 1102ea0985adSJan Engelhardt filesystem-related networking code, such as NFS daemon and 1103ea0985adSJan Engelhardt RPCSEC security modules. 11046fb1bc10SChuck Lever 1105ea0985adSJan Engelhardt This option alone does not add any kernel code. 1106ea0985adSJan Engelhardt 1107ea0985adSJan Engelhardt If you say N, all options in this submenu will be skipped and 1108ea0985adSJan Engelhardt disabled; if unsure, say Y here. 1109ea0985adSJan Engelhardt 1110ea0985adSJan Engelhardtif NETWORK_FILESYSTEMS 11111da177e4SLinus Torvalds 11121da177e4SLinus Torvaldsconfig NFS_FS 11136fb1bc10SChuck Lever tristate "NFS client support" 11141da177e4SLinus Torvalds depends on INET 11151da177e4SLinus Torvalds select LOCKD 11161da177e4SLinus Torvalds select SUNRPC 1117b7fa0554SAndreas Gruenbacher select NFS_ACL_SUPPORT if NFS_V3_ACL 11181da177e4SLinus Torvalds help 11196fb1bc10SChuck Lever Choose Y here if you want to access files residing on other 11206fb1bc10SChuck Lever computers using Sun's Network File System protocol. To compile 11216fb1bc10SChuck Lever this file system support as a module, choose M here: the module 11226fb1bc10SChuck Lever will be called nfs. 11231da177e4SLinus Torvalds 11246fb1bc10SChuck Lever To mount file systems exported by NFS servers, you also need to 11256fb1bc10SChuck Lever install the user space mount.nfs command which can be found in 11266fb1bc10SChuck Lever the Linux nfs-utils package, available from http://linux-nfs.org/. 11276fb1bc10SChuck Lever Information about using the mount command is available in the 11286fb1bc10SChuck Lever mount(8) man page. More detail about the Linux NFS client 11296fb1bc10SChuck Lever implementation is available via the nfs(5) man page. 11301da177e4SLinus Torvalds 11316fb1bc10SChuck Lever Below you can choose which versions of the NFS protocol are 11326fb1bc10SChuck Lever available in the kernel to mount NFS servers. Support for NFS 11336fb1bc10SChuck Lever version 2 (RFC 1094) is always available when NFS_FS is selected. 11341da177e4SLinus Torvalds 11356fb1bc10SChuck Lever To configure a system which mounts its root file system via NFS 11366fb1bc10SChuck Lever at boot time, say Y here, select "Kernel level IP 11376fb1bc10SChuck Lever autoconfiguration" in the NETWORK menu, and select "Root file 11386fb1bc10SChuck Lever system on NFS" below. You cannot compile this file system as a 11396fb1bc10SChuck Lever module in this case. 11401da177e4SLinus Torvalds 11416fb1bc10SChuck Lever If unsure, say N. 11421da177e4SLinus Torvalds 11431da177e4SLinus Torvaldsconfig NFS_V3 11446fb1bc10SChuck Lever bool "NFS client support for NFS version 3" 11451da177e4SLinus Torvalds depends on NFS_FS 11461da177e4SLinus Torvalds help 11476fb1bc10SChuck Lever This option enables support for version 3 of the NFS protocol 11486fb1bc10SChuck Lever (RFC 1813) in the kernel's NFS client. 11491da177e4SLinus Torvalds 11501da177e4SLinus Torvalds If unsure, say Y. 11511da177e4SLinus Torvalds 1152b7fa0554SAndreas Gruenbacherconfig NFS_V3_ACL 11536fb1bc10SChuck Lever bool "NFS client support for the NFSv3 ACL protocol extension" 1154b7fa0554SAndreas Gruenbacher depends on NFS_V3 1155b7fa0554SAndreas Gruenbacher help 11566fb1bc10SChuck Lever Some NFS servers support an auxiliary NFSv3 ACL protocol that 11576fb1bc10SChuck Lever Sun added to Solaris but never became an official part of the 11586fb1bc10SChuck Lever NFS version 3 protocol. This protocol extension allows 11596fb1bc10SChuck Lever applications on NFS clients to manipulate POSIX Access Control 11606fb1bc10SChuck Lever Lists on files residing on NFS servers. NFS servers enforce 11616fb1bc10SChuck Lever ACLs on local files whether this protocol is available or not. 11626fb1bc10SChuck Lever 11636fb1bc10SChuck Lever Choose Y here if your NFS server supports the Solaris NFSv3 ACL 11646fb1bc10SChuck Lever protocol extension and you want your NFS client to allow 11656fb1bc10SChuck Lever applications to access and modify ACLs on files on the server. 11666fb1bc10SChuck Lever 11676fb1bc10SChuck Lever Most NFS servers don't support the Solaris NFSv3 ACL protocol 11686fb1bc10SChuck Lever extension. You can choose N here or specify the "noacl" mount 11696fb1bc10SChuck Lever option to prevent your NFS client from trying to use the NFSv3 11706fb1bc10SChuck Lever ACL protocol. 1171b7fa0554SAndreas Gruenbacher 1172b7fa0554SAndreas Gruenbacher If unsure, say N. 1173b7fa0554SAndreas Gruenbacher 11741da177e4SLinus Torvaldsconfig NFS_V4 11756fb1bc10SChuck Lever bool "NFS client support for NFS version 4 (EXPERIMENTAL)" 11761da177e4SLinus Torvalds depends on NFS_FS && EXPERIMENTAL 11771da177e4SLinus Torvalds select RPCSEC_GSS_KRB5 11781da177e4SLinus Torvalds help 11796fb1bc10SChuck Lever This option enables support for version 4 of the NFS protocol 11806fb1bc10SChuck Lever (RFC 3530) in the kernel's NFS client. 11811da177e4SLinus Torvalds 11826fb1bc10SChuck Lever To mount NFS servers using NFSv4, you also need to install user 11836fb1bc10SChuck Lever space programs which can be found in the Linux nfs-utils package, 11846fb1bc10SChuck Lever available from http://linux-nfs.org/. 11851da177e4SLinus Torvalds 11861da177e4SLinus Torvalds If unsure, say N. 11871da177e4SLinus Torvalds 11886fb1bc10SChuck Leverconfig ROOT_NFS 11896fb1bc10SChuck Lever bool "Root file system on NFS" 11906fb1bc10SChuck Lever depends on NFS_FS=y && IP_PNP 11916fb1bc10SChuck Lever help 11926fb1bc10SChuck Lever If you want your system to mount its root file system via NFS, 11936fb1bc10SChuck Lever choose Y here. This is common practice for managing systems 11946fb1bc10SChuck Lever without local permanent storage. For details, read 11956fb1bc10SChuck Lever <file:Documentation/filesystems/nfsroot.txt>. 11966fb1bc10SChuck Lever 11976fb1bc10SChuck Lever Most people say N here. 11986fb1bc10SChuck Lever 11991da177e4SLinus Torvaldsconfig NFSD 12001da177e4SLinus Torvalds tristate "NFS server support" 12011da177e4SLinus Torvalds depends on INET 12021da177e4SLinus Torvalds select LOCKD 12031da177e4SLinus Torvalds select SUNRPC 12041da177e4SLinus Torvalds select EXPORTFS 1205f05e15b5SHerbert Xu select NFS_ACL_SUPPORT if NFSD_V2_ACL 12061da177e4SLinus Torvalds help 1207d24455b5SChuck Lever Choose Y here if you want to allow other computers to access 1208d24455b5SChuck Lever files residing on this system using Sun's Network File System 1209d24455b5SChuck Lever protocol. To compile the NFS server support as a module, 1210d24455b5SChuck Lever choose M here: the module will be called nfsd. 12111da177e4SLinus Torvalds 1212d24455b5SChuck Lever You may choose to use a user-space NFS server instead, in which 1213d24455b5SChuck Lever case you can choose N here. 12141da177e4SLinus Torvalds 1215d24455b5SChuck Lever To export local file systems using NFS, you also need to install 1216d24455b5SChuck Lever user space programs which can be found in the Linux nfs-utils 1217d24455b5SChuck Lever package, available from http://linux-nfs.org/. More detail about 1218d24455b5SChuck Lever the Linux NFS server implementation is available via the 1219d24455b5SChuck Lever exports(5) man page. 12201da177e4SLinus Torvalds 1221d24455b5SChuck Lever Below you can choose which versions of the NFS protocol are 1222d24455b5SChuck Lever available to clients mounting the NFS server on this system. 1223d24455b5SChuck Lever Support for NFS version 2 (RFC 1094) is always available when 1224d24455b5SChuck Lever CONFIG_NFSD is selected. 12251da177e4SLinus Torvalds 1226d24455b5SChuck Lever If unsure, say N. 12271da177e4SLinus Torvalds 1228a257cdd0SAndreas Gruenbacherconfig NFSD_V2_ACL 1229a257cdd0SAndreas Gruenbacher bool 1230a257cdd0SAndreas Gruenbacher depends on NFSD 1231a257cdd0SAndreas Gruenbacher 12321da177e4SLinus Torvaldsconfig NFSD_V3 1233d24455b5SChuck Lever bool "NFS server support for NFS version 3" 12341da177e4SLinus Torvalds depends on NFSD 12351da177e4SLinus Torvalds help 1236d24455b5SChuck Lever This option enables support in your system's NFS server for 1237d24455b5SChuck Lever version 3 of the NFS protocol (RFC 1813). 1238d24455b5SChuck Lever 1239d24455b5SChuck Lever If unsure, say Y. 12401da177e4SLinus Torvalds 1241a257cdd0SAndreas Gruenbacherconfig NFSD_V3_ACL 1242d24455b5SChuck Lever bool "NFS server support for the NFSv3 ACL protocol extension" 1243a257cdd0SAndreas Gruenbacher depends on NFSD_V3 124478dd0992SChuck Lever select NFSD_V2_ACL 1245a257cdd0SAndreas Gruenbacher help 1246d24455b5SChuck Lever Solaris NFS servers support an auxiliary NFSv3 ACL protocol that 1247d24455b5SChuck Lever never became an official part of the NFS version 3 protocol. 1248d24455b5SChuck Lever This protocol extension allows applications on NFS clients to 1249d24455b5SChuck Lever manipulate POSIX Access Control Lists on files residing on NFS 1250d24455b5SChuck Lever servers. NFS servers enforce POSIX ACLs on local files whether 1251d24455b5SChuck Lever this protocol is available or not. 1252d24455b5SChuck Lever 1253d24455b5SChuck Lever This option enables support in your system's NFS server for the 1254d24455b5SChuck Lever NFSv3 ACL protocol extension allowing NFS clients to manipulate 1255d24455b5SChuck Lever POSIX ACLs on files exported by your system's NFS server. NFS 1256d24455b5SChuck Lever clients which support the Solaris NFSv3 ACL protocol can then 1257d24455b5SChuck Lever access and modify ACLs on your NFS server. 1258d24455b5SChuck Lever 1259d24455b5SChuck Lever To store ACLs on your NFS server, you also need to enable ACL- 1260d24455b5SChuck Lever related CONFIG options for your local file systems of choice. 1261d24455b5SChuck Lever 1262d24455b5SChuck Lever If unsure, say N. 1263a257cdd0SAndreas Gruenbacher 12641da177e4SLinus Torvaldsconfig NFSD_V4 1265d24455b5SChuck Lever bool "NFS server support for NFS version 4 (EXPERIMENTAL)" 12661a448fdbSChuck Lever depends on NFSD && PROC_FS && EXPERIMENTAL 12671a448fdbSChuck Lever select NFSD_V3 126889206955SChuck Lever select FS_POSIX_ACL 126942ed95c4SJ. Bruce Fields select RPCSEC_GSS_KRB5 12701da177e4SLinus Torvalds help 1271d24455b5SChuck Lever This option enables support in your system's NFS server for 1272d24455b5SChuck Lever version 4 of the NFS protocol (RFC 3530). 1273d24455b5SChuck Lever 1274d24455b5SChuck Lever To export files using NFSv4, you need to install additional user 1275d24455b5SChuck Lever space programs which can be found in the Linux nfs-utils package, 1276d24455b5SChuck Lever available from http://linux-nfs.org/. 1277d24455b5SChuck Lever 12781da177e4SLinus Torvalds If unsure, say N. 12791da177e4SLinus Torvalds 12801da177e4SLinus Torvaldsconfig LOCKD 12811da177e4SLinus Torvalds tristate 12821da177e4SLinus Torvalds 12831da177e4SLinus Torvaldsconfig LOCKD_V4 12841da177e4SLinus Torvalds bool 12851da177e4SLinus Torvalds depends on NFSD_V3 || NFS_V3 12861da177e4SLinus Torvalds default y 12871da177e4SLinus Torvalds 12881da177e4SLinus Torvaldsconfig EXPORTFS 12891da177e4SLinus Torvalds tristate 12901da177e4SLinus Torvalds 1291a257cdd0SAndreas Gruenbacherconfig NFS_ACL_SUPPORT 1292a257cdd0SAndreas Gruenbacher tristate 1293a257cdd0SAndreas Gruenbacher select FS_POSIX_ACL 1294a257cdd0SAndreas Gruenbacher 1295a257cdd0SAndreas Gruenbacherconfig NFS_COMMON 1296a257cdd0SAndreas Gruenbacher bool 1297a257cdd0SAndreas Gruenbacher depends on NFSD || NFS_FS 1298a257cdd0SAndreas Gruenbacher default y 1299a257cdd0SAndreas Gruenbacher 13001da177e4SLinus Torvaldsconfig SUNRPC 13011da177e4SLinus Torvalds tristate 13021da177e4SLinus Torvalds 13031da177e4SLinus Torvaldsconfig SUNRPC_GSS 13041da177e4SLinus Torvalds tristate 13051da177e4SLinus Torvalds 1306c3a57ed7S\"Talpey, Thomas\config SUNRPC_XPRT_RDMA 13073211e4ebSJames Lentini tristate 1308113632d0S\"Talpey, Thomas\ depends on SUNRPC && INFINIBAND && EXPERIMENTAL 13093211e4ebSJames Lentini default SUNRPC && INFINIBAND 1310327a299dSChuck Lever help 1311327a299dSChuck Lever This option enables an RPC client transport capability that 1312327a299dSChuck Lever allows the NFS client to mount servers via an RDMA-enabled 1313327a299dSChuck Lever transport. 1314327a299dSChuck Lever 1315327a299dSChuck Lever To compile RPC client RDMA transport support as a module, 1316327a299dSChuck Lever choose M here: the module will be called xprtrdma. 1317327a299dSChuck Lever 1318327a299dSChuck Lever If unsure, say N. 1319c3a57ed7S\"Talpey, Thomas\ 1320a26cfad6SChuck Leverconfig SUNRPC_REGISTER_V4 1321a26cfad6SChuck Lever bool "Register local RPC services via rpcbind v4 (EXPERIMENTAL)" 1322a26cfad6SChuck Lever depends on SUNRPC && EXPERIMENTAL 1323a26cfad6SChuck Lever default n 1324a26cfad6SChuck Lever help 1325a26cfad6SChuck Lever Sun added support for registering RPC services at an IPv6 1326a26cfad6SChuck Lever address by creating two new versions of the rpcbind protocol 1327a26cfad6SChuck Lever (RFC 1833). 1328a26cfad6SChuck Lever 1329a26cfad6SChuck Lever This option enables support in the kernel RPC server for 1330a26cfad6SChuck Lever registering kernel RPC services via version 4 of the rpcbind 1331a26cfad6SChuck Lever protocol. If you enable this option, you must run a portmapper 1332a26cfad6SChuck Lever daemon that supports rpcbind protocol version 4. 1333a26cfad6SChuck Lever 1334a26cfad6SChuck Lever Serving NFS over IPv6 from knfsd (the kernel's NFS server) 1335a26cfad6SChuck Lever requires that you enable this option and use a portmapper that 1336a26cfad6SChuck Lever supports rpcbind version 4. 1337a26cfad6SChuck Lever 1338a26cfad6SChuck Lever If unsure, say N to get traditional behavior (register kernel 1339a26cfad6SChuck Lever RPC services using only rpcbind version 2). Distributions 1340a26cfad6SChuck Lever using the legacy Linux portmapper daemon must say N here. 1341a26cfad6SChuck Lever 13421da177e4SLinus Torvaldsconfig RPCSEC_GSS_KRB5 13431da177e4SLinus Torvalds tristate "Secure RPC: Kerberos V mechanism (EXPERIMENTAL)" 13441da177e4SLinus Torvalds depends on SUNRPC && EXPERIMENTAL 13451da177e4SLinus Torvalds select SUNRPC_GSS 13461da177e4SLinus Torvalds select CRYPTO 13471da177e4SLinus Torvalds select CRYPTO_MD5 13481da177e4SLinus Torvalds select CRYPTO_DES 1349bcbaecbbSPatrick McHardy select CRYPTO_CBC 13501da177e4SLinus Torvalds help 1351327a299dSChuck Lever Choose Y here to enable Secure RPC using the Kerberos version 5 1352327a299dSChuck Lever GSS-API mechanism (RFC 1964). 13531da177e4SLinus Torvalds 1354327a299dSChuck Lever Secure RPC calls with Kerberos require an auxiliary user-space 1355327a299dSChuck Lever daemon which may be found in the Linux nfs-utils package 1356327a299dSChuck Lever available from http://linux-nfs.org/. In addition, user-space 1357327a299dSChuck Lever Kerberos support should be installed. 13581da177e4SLinus Torvalds 13591da177e4SLinus Torvalds If unsure, say N. 13601da177e4SLinus Torvalds 13611da177e4SLinus Torvaldsconfig RPCSEC_GSS_SPKM3 13621da177e4SLinus Torvalds tristate "Secure RPC: SPKM3 mechanism (EXPERIMENTAL)" 13631da177e4SLinus Torvalds depends on SUNRPC && EXPERIMENTAL 13641da177e4SLinus Torvalds select SUNRPC_GSS 13651da177e4SLinus Torvalds select CRYPTO 13661da177e4SLinus Torvalds select CRYPTO_MD5 13671da177e4SLinus Torvalds select CRYPTO_DES 1368df6db302SJ. Bruce Fields select CRYPTO_CAST5 1369bcbaecbbSPatrick McHardy select CRYPTO_CBC 13701da177e4SLinus Torvalds help 1371327a299dSChuck Lever Choose Y here to enable Secure RPC using the SPKM3 public key 1372327a299dSChuck Lever GSS-API mechansim (RFC 2025). 13731da177e4SLinus Torvalds 1374327a299dSChuck Lever Secure RPC calls with SPKM3 require an auxiliary userspace 1375327a299dSChuck Lever daemon which may be found in the Linux nfs-utils package 1376327a299dSChuck Lever available from http://linux-nfs.org/. 13771da177e4SLinus Torvalds 13781da177e4SLinus Torvalds If unsure, say N. 13791da177e4SLinus Torvalds 13801da177e4SLinus Torvaldsconfig SMB_FS 1381c7736339SAndrew Morton tristate "SMB file system support (OBSOLETE, please use CIFS)" 13821da177e4SLinus Torvalds depends on INET 13831da177e4SLinus Torvalds select NLS 13841da177e4SLinus Torvalds help 13851da177e4SLinus Torvalds SMB (Server Message Block) is the protocol Windows for Workgroups 13861da177e4SLinus Torvalds (WfW), Windows 95/98, Windows NT and OS/2 Lan Manager use to share 13871da177e4SLinus Torvalds files and printers over local networks. Saying Y here allows you to 13881da177e4SLinus Torvalds mount their file systems (often called "shares" in this context) and 13891da177e4SLinus Torvalds access them just like any other Unix directory. Currently, this 13901da177e4SLinus Torvalds works only if the Windows machines use TCP/IP as the underlying 13911da177e4SLinus Torvalds transport protocol, and not NetBEUI. For details, read 13921da177e4SLinus Torvalds <file:Documentation/filesystems/smbfs.txt> and the SMB-HOWTO, 13931da177e4SLinus Torvalds available from <http://www.tldp.org/docs.html#howto>. 13941da177e4SLinus Torvalds 13951da177e4SLinus Torvalds Note: if you just want your box to act as an SMB *server* and make 13961da177e4SLinus Torvalds files and printing services available to Windows clients (which need 13971da177e4SLinus Torvalds to have a TCP/IP stack), you don't need to say Y here; you can use 13981da177e4SLinus Torvalds the program SAMBA (available from <ftp://ftp.samba.org/pub/samba/>) 13991da177e4SLinus Torvalds for that. 14001da177e4SLinus Torvalds 14011da177e4SLinus Torvalds General information about how to connect Linux, Windows machines and 14021da177e4SLinus Torvalds Macs is on the WWW at <http://www.eats.com/linux_mac_win.html>. 14031da177e4SLinus Torvalds 1404c7736339SAndrew Morton To compile the SMB support as a module, choose M here: 1405c7736339SAndrew Morton the module will be called smbfs. Most people say N, however. 14061da177e4SLinus Torvalds 14071da177e4SLinus Torvaldsconfig SMB_NLS_DEFAULT 14081da177e4SLinus Torvalds bool "Use a default NLS" 14091da177e4SLinus Torvalds depends on SMB_FS 14101da177e4SLinus Torvalds help 14111da177e4SLinus Torvalds Enabling this will make smbfs use nls translations by default. You 14121da177e4SLinus Torvalds need to specify the local charset (CONFIG_NLS_DEFAULT) in the nls 14131da177e4SLinus Torvalds settings and you need to give the default nls for the SMB server as 14141da177e4SLinus Torvalds CONFIG_SMB_NLS_REMOTE. 14151da177e4SLinus Torvalds 14161da177e4SLinus Torvalds The nls settings can be changed at mount time, if your smbmount 14171da177e4SLinus Torvalds supports that, using the codepage and iocharset parameters. 14181da177e4SLinus Torvalds 14191da177e4SLinus Torvalds smbmount from samba 2.2.0 or later supports this. 14201da177e4SLinus Torvalds 14211da177e4SLinus Torvaldsconfig SMB_NLS_REMOTE 14221da177e4SLinus Torvalds string "Default Remote NLS Option" 14231da177e4SLinus Torvalds depends on SMB_NLS_DEFAULT 14241da177e4SLinus Torvalds default "cp437" 14251da177e4SLinus Torvalds help 14261da177e4SLinus Torvalds This setting allows you to specify a default value for which 14271da177e4SLinus Torvalds codepage the server uses. If this field is left blank no 14281da177e4SLinus Torvalds translations will be done by default. The local codepage/charset 14291da177e4SLinus Torvalds default to CONFIG_NLS_DEFAULT. 14301da177e4SLinus Torvalds 14311da177e4SLinus Torvalds The nls settings can be changed at mount time, if your smbmount 14321da177e4SLinus Torvalds supports that, using the codepage and iocharset parameters. 14331da177e4SLinus Torvalds 14341da177e4SLinus Torvalds smbmount from samba 2.2.0 or later supports this. 14351da177e4SLinus Torvalds 1436bb26b963SAlexey Dobriyansource "fs/cifs/Kconfig" 14376103335dSSteve French 14381da177e4SLinus Torvaldsconfig NCP_FS 14391da177e4SLinus Torvalds tristate "NCP file system support (to mount NetWare volumes)" 14401da177e4SLinus Torvalds depends on IPX!=n || INET 14411da177e4SLinus Torvalds help 14421da177e4SLinus Torvalds NCP (NetWare Core Protocol) is a protocol that runs over IPX and is 14431da177e4SLinus Torvalds used by Novell NetWare clients to talk to file servers. It is to 14441da177e4SLinus Torvalds IPX what NFS is to TCP/IP, if that helps. Saying Y here allows you 14451da177e4SLinus Torvalds to mount NetWare file server volumes and to access them just like 14461da177e4SLinus Torvalds any other Unix directory. For details, please read the file 14471da177e4SLinus Torvalds <file:Documentation/filesystems/ncpfs.txt> in the kernel source and 14481da177e4SLinus Torvalds the IPX-HOWTO from <http://www.tldp.org/docs.html#howto>. 14491da177e4SLinus Torvalds 14501da177e4SLinus Torvalds You do not have to say Y here if you want your Linux box to act as a 14511da177e4SLinus Torvalds file *server* for Novell NetWare clients. 14521da177e4SLinus Torvalds 14531da177e4SLinus Torvalds General information about how to connect Linux, Windows machines and 14541da177e4SLinus Torvalds Macs is on the WWW at <http://www.eats.com/linux_mac_win.html>. 14551da177e4SLinus Torvalds 14561da177e4SLinus Torvalds To compile this as a module, choose M here: the module will be called 14571da177e4SLinus Torvalds ncpfs. Say N unless you are connected to a Novell network. 14581da177e4SLinus Torvalds 14591da177e4SLinus Torvaldssource "fs/ncpfs/Kconfig" 14601da177e4SLinus Torvalds 14611da177e4SLinus Torvaldsconfig CODA_FS 14621da177e4SLinus Torvalds tristate "Coda file system support (advanced network fs)" 14631da177e4SLinus Torvalds depends on INET 14641da177e4SLinus Torvalds help 14651da177e4SLinus Torvalds Coda is an advanced network file system, similar to NFS in that it 14661da177e4SLinus Torvalds enables you to mount file systems of a remote server and access them 14671da177e4SLinus Torvalds with regular Unix commands as if they were sitting on your hard 14681da177e4SLinus Torvalds disk. Coda has several advantages over NFS: support for 14691da177e4SLinus Torvalds disconnected operation (e.g. for laptops), read/write server 14701da177e4SLinus Torvalds replication, security model for authentication and encryption, 14711da177e4SLinus Torvalds persistent client caches and write back caching. 14721da177e4SLinus Torvalds 14731da177e4SLinus Torvalds If you say Y here, your Linux box will be able to act as a Coda 14741da177e4SLinus Torvalds *client*. You will need user level code as well, both for the 14751da177e4SLinus Torvalds client and server. Servers are currently user level, i.e. they need 14761da177e4SLinus Torvalds no kernel support. Please read 14771da177e4SLinus Torvalds <file:Documentation/filesystems/coda.txt> and check out the Coda 14781da177e4SLinus Torvalds home page <http://www.coda.cs.cmu.edu/>. 14791da177e4SLinus Torvalds 14801da177e4SLinus Torvalds To compile the coda client support as a module, choose M here: the 14811da177e4SLinus Torvalds module will be called coda. 14821da177e4SLinus Torvalds 14831da177e4SLinus Torvaldsconfig AFS_FS 148464aaa4f8SDavid Howells tristate "Andrew File System support (AFS) (EXPERIMENTAL)" 14851da177e4SLinus Torvalds depends on INET && EXPERIMENTAL 148608e0e7c8SDavid Howells select AF_RXRPC 14871da177e4SLinus Torvalds help 14881da177e4SLinus Torvalds If you say Y here, you will get an experimental Andrew File System 14891da177e4SLinus Torvalds driver. It currently only supports unsecured read-only AFS access. 14901da177e4SLinus Torvalds 1491cc2e2767SMatt LaPlante See <file:Documentation/filesystems/afs.txt> for more information. 14921da177e4SLinus Torvalds 14931da177e4SLinus Torvalds If unsure, say N. 14941da177e4SLinus Torvalds 149508e0e7c8SDavid Howellsconfig AFS_DEBUG 149608e0e7c8SDavid Howells bool "AFS dynamic debugging" 149708e0e7c8SDavid Howells depends on AFS_FS 149808e0e7c8SDavid Howells help 149908e0e7c8SDavid Howells Say Y here to make runtime controllable debugging messages appear. 150008e0e7c8SDavid Howells 150108e0e7c8SDavid Howells See <file:Documentation/filesystems/afs.txt> for more information. 150208e0e7c8SDavid Howells 150308e0e7c8SDavid Howells If unsure, say N. 150408e0e7c8SDavid Howells 150593fa58cbSEric Van Hensbergenconfig 9P_FS 150693fa58cbSEric Van Hensbergen tristate "Plan 9 Resource Sharing Support (9P2000) (Experimental)" 1507bd238fb4SLatchesar Ionkov depends on INET && NET_9P && EXPERIMENTAL 150893fa58cbSEric Van Hensbergen help 150993fa58cbSEric Van Hensbergen If you say Y here, you will get experimental support for 151093fa58cbSEric Van Hensbergen Plan 9 resource sharing via the 9P2000 protocol. 151193fa58cbSEric Van Hensbergen 151293fa58cbSEric Van Hensbergen See <http://v9fs.sf.net> for more information. 151393fa58cbSEric Van Hensbergen 151493fa58cbSEric Van Hensbergen If unsure, say N. 151593fa58cbSEric Van Hensbergen 1516ea0985adSJan Engelhardtendif # NETWORK_FILESYSTEMS 15171da177e4SLinus Torvalds 15189361401eSDavid Howellsif BLOCK 15191da177e4SLinus Torvaldsmenu "Partition Types" 15201da177e4SLinus Torvalds 15211da177e4SLinus Torvaldssource "fs/partitions/Kconfig" 15221da177e4SLinus Torvalds 15231da177e4SLinus Torvaldsendmenu 15249361401eSDavid Howellsendif 15251da177e4SLinus Torvalds 15261da177e4SLinus Torvaldssource "fs/nls/Kconfig" 1527e7fd4179SDavid Teiglandsource "fs/dlm/Kconfig" 15281da177e4SLinus Torvalds 15291da177e4SLinus Torvaldsendmenu 1530