X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=Documentation%2Ffilesystems%2Fext2.txt;h=23a4d98f99b8700b89007442c35215f374a0ae0b;hb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;hp=02968c532a4fca5fb0c16d93281496d65b12c511;hpb=a2c21200f1c81b08cb55e417b68150bba439b646;p=linux-2.6.git diff --git a/Documentation/filesystems/ext2.txt b/Documentation/filesystems/ext2.txt index 02968c532..23a4d98f9 100644 --- a/Documentation/filesystems/ext2.txt +++ b/Documentation/filesystems/ext2.txt @@ -17,6 +17,33 @@ Defaults are marked with (*). bsddf (*) Makes `df' act like BSD. minixdf Makes `df' act like Minix. +barrier=1 This enables/disables barriers. barrier=0 disables it, + barrier=1 enables it. + +orlov (*) This enables the new Orlov block allocator. It's + enabled by default. + +oldalloc This disables the Orlov block allocator and + enables the old block allocator. Orlov should + have better performance, we'd like to get some + feedback if it's the contrary for you. + +user_xattr (*) Enables POSIX Extended Attributes. It's enabled by + default, however you need to confifure its support + (CONFIG_EXT2_FS_XATTR). This is neccesary if you want + to use POSIX Acces Control Lists support. You can visit + http://acl.bestbits.at to know more about POSIX Extended + attributes. + +nouser_xattr Disables POSIX Extended Attributes. + +acl (*) Enables POSIX Access Control Lists support. This is + enabled by default, however you need to configure + its support (CONFIG_EXT2_FS_POSIX_ACL). If you want + to know more about ACLs visit http://acl.bestbits.at + +noacl This option disables POSIX Access Control List support. + check=none, nocheck (*) Don't do extra checking of bitmaps on mount (check=normal and check=strict options removed) @@ -336,9 +363,8 @@ and are copied into the filesystem. If a transaction is incomplete at the time of the crash, then there is no guarantee of consistency for the blocks in that transaction so they are discarded (which means any filesystem changes they represent are also lost). - -The ext3 code is currently (Apr 2001) available for 2.2 kernels only, -and not yet available for 2.4 kernels. +Check Documentation/filesystems/ext3.txt if you want to read more about +ext3 and journaling. References ========== @@ -349,8 +375,6 @@ Design & Implementation http://e2fsprogs.sourceforge.net/ext2intro.html Journaling (ext3) ftp://ftp.uk.linux.org/pub/linux/sct/fs/jfs/ Hashed Directories http://kernelnewbies.org/~phillips/htree/ Filesystem Resizing http://ext2resize.sourceforge.net/ -Extended Attributes & -Access Control Lists http://acl.bestbits.at/ Compression (*) http://www.netspace.net.au/~reiter/e2compr/ Implementations for: