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@@ -1136,195 +1136,7 @@ config EFS_FS
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To compile the EFS file system support as a module, choose M here: the
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module will be called efs.
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-config JFFS2_FS
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- tristate "Journalling Flash File System v2 (JFFS2) support"
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- select CRC32
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- depends on MTD
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- help
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- JFFS2 is the second generation of the Journalling Flash File System
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- for use on diskless embedded devices. It provides improved wear
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- levelling, compression and support for hard links. You cannot use
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- this on normal block devices, only on 'MTD' devices.
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-
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- Further information on the design and implementation of JFFS2 is
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- available at <http://sources.redhat.com/jffs2/>.
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-
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-config JFFS2_FS_DEBUG
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- int "JFFS2 debugging verbosity (0 = quiet, 2 = noisy)"
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- depends on JFFS2_FS
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- default "0"
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- help
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- This controls the amount of debugging messages produced by the JFFS2
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- code. Set it to zero for use in production systems. For evaluation,
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- testing and debugging, it's advisable to set it to one. This will
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- enable a few assertions and will print debugging messages at the
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- KERN_DEBUG loglevel, where they won't normally be visible. Level 2
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- is unlikely to be useful - it enables extra debugging in certain
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- areas which at one point needed debugging, but when the bugs were
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- located and fixed, the detailed messages were relegated to level 2.
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-
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- If reporting bugs, please try to have available a full dump of the
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- messages at debug level 1 while the misbehaviour was occurring.
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-
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-config JFFS2_FS_WRITEBUFFER
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- bool "JFFS2 write-buffering support"
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- depends on JFFS2_FS
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- default y
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- help
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- This enables the write-buffering support in JFFS2.
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-
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- This functionality is required to support JFFS2 on the following
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- types of flash devices:
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- - NAND flash
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- - NOR flash with transparent ECC
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- - DataFlash
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-
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-config JFFS2_FS_WBUF_VERIFY
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- bool "Verify JFFS2 write-buffer reads"
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- depends on JFFS2_FS_WRITEBUFFER
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- default n
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- help
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- This causes JFFS2 to read back every page written through the
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- write-buffer, and check for errors.
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-
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-config JFFS2_SUMMARY
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- bool "JFFS2 summary support (EXPERIMENTAL)"
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- depends on JFFS2_FS && EXPERIMENTAL
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- default n
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- help
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- This feature makes it possible to use summary information
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- for faster filesystem mount.
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-
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- The summary information can be inserted into a filesystem image
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- by the utility 'sumtool'.
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-
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- If unsure, say 'N'.
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-
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-config JFFS2_FS_XATTR
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- bool "JFFS2 XATTR support (EXPERIMENTAL)"
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- depends on JFFS2_FS && EXPERIMENTAL
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- default n
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- help
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- Extended attributes are name:value pairs associated with inodes by
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- the kernel or by users (see the attr(5) manual page, or visit
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- <http://acl.bestbits.at/> for details).
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-
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- If unsure, say N.
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-
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-config JFFS2_FS_POSIX_ACL
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- bool "JFFS2 POSIX Access Control Lists"
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- depends on JFFS2_FS_XATTR
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- default y
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- select FS_POSIX_ACL
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- help
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- Posix Access Control Lists (ACLs) support permissions for users and
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- groups beyond the owner/group/world scheme.
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-
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- To learn more about Access Control Lists, visit the Posix ACLs for
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- Linux website <http://acl.bestbits.at/>.
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-
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- If you don't know what Access Control Lists are, say N
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-
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-config JFFS2_FS_SECURITY
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- bool "JFFS2 Security Labels"
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- depends on JFFS2_FS_XATTR
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- default y
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- help
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- Security labels support alternative access control models
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- implemented by security modules like SELinux. This option
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- enables an extended attribute handler for file security
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- labels in the jffs2 filesystem.
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-
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- If you are not using a security module that requires using
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- extended attributes for file security labels, say N.
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-
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-config JFFS2_COMPRESSION_OPTIONS
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- bool "Advanced compression options for JFFS2"
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- depends on JFFS2_FS
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- default n
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- help
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- Enabling this option allows you to explicitly choose which
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- compression modules, if any, are enabled in JFFS2. Removing
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- compressors can mean you cannot read existing file systems,
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- and enabling experimental compressors can mean that you
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- write a file system which cannot be read by a standard kernel.
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-
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- If unsure, you should _definitely_ say 'N'.
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-
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-config JFFS2_ZLIB
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- bool "JFFS2 ZLIB compression support" if JFFS2_COMPRESSION_OPTIONS
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- select ZLIB_INFLATE
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- select ZLIB_DEFLATE
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- depends on JFFS2_FS
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- default y
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- help
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- Zlib is designed to be a free, general-purpose, legally unencumbered,
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- lossless data-compression library for use on virtually any computer
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- hardware and operating system. See <http://www.gzip.org/zlib/> for
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- further information.
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-
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- Say 'Y' if unsure.
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-
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-config JFFS2_LZO
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- bool "JFFS2 LZO compression support" if JFFS2_COMPRESSION_OPTIONS
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- select LZO_COMPRESS
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- select LZO_DECOMPRESS
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- depends on JFFS2_FS
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- default n
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- help
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- minilzo-based compression. Generally works better than Zlib.
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-
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- This feature was added in July, 2007. Say 'N' if you need
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- compatibility with older bootloaders or kernels.
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-
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-config JFFS2_RTIME
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- bool "JFFS2 RTIME compression support" if JFFS2_COMPRESSION_OPTIONS
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- depends on JFFS2_FS
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- default y
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- help
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- Rtime does manage to recompress already-compressed data. Say 'Y' if unsure.
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-
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-config JFFS2_RUBIN
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- bool "JFFS2 RUBIN compression support" if JFFS2_COMPRESSION_OPTIONS
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- depends on JFFS2_FS
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- default n
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- help
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- RUBINMIPS and DYNRUBIN compressors. Say 'N' if unsure.
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-
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-choice
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- prompt "JFFS2 default compression mode" if JFFS2_COMPRESSION_OPTIONS
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- default JFFS2_CMODE_PRIORITY
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- depends on JFFS2_FS
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- help
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- You can set here the default compression mode of JFFS2 from
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- the available compression modes. Don't touch if unsure.
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-
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-config JFFS2_CMODE_NONE
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- bool "no compression"
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- help
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- Uses no compression.
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-
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-config JFFS2_CMODE_PRIORITY
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- bool "priority"
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- help
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- Tries the compressors in a predefined order and chooses the first
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- successful one.
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-
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-config JFFS2_CMODE_SIZE
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- bool "size (EXPERIMENTAL)"
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- help
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- Tries all compressors and chooses the one which has the smallest
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- result.
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-
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-config JFFS2_CMODE_FAVOURLZO
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- bool "Favour LZO"
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- help
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- Tries all compressors and chooses the one which has the smallest
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- result but gives some preference to LZO (which has faster
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- decompression) at the expense of size.
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-
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-endchoice
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-
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+source "fs/jffs2/Kconfig"
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# UBIFS File system configuration
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source "fs/ubifs/Kconfig"
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Alexey Dobriyan