1# SPDX-License-Identifier: GPL-2.0-only 2config EXT2_FS 3 tristate "Second extended fs support (DEPRECATED)" 4 select BUFFER_HEAD 5 select FS_IOMAP 6 help 7 Ext2 is a standard Linux file system for hard disks. 8 9 This filesystem driver is deprecated because it does not properly 10 support inode time stamps beyond 03:14:07 UTC on 19 January 2038. 11 12 Ext2 users are advised to use ext4 driver to access their filesystem. 13 The driver is fully compatible, supports filesystems without journal 14 or extents, and also supports larger time stamps if the filesystem 15 is created with at least 256 byte inodes. 16 17 This code is kept as a simple reference for filesystem developers. 18 19 If unsure, say N. 20 21config EXT2_FS_XATTR 22 bool "Ext2 extended attributes" 23 depends on EXT2_FS 24 help 25 Extended attributes are name:value pairs associated with inodes by 26 the kernel or by users (see the attr(5) manual page for details). 27 28 If unsure, say N. 29 30config EXT2_FS_POSIX_ACL 31 bool "Ext2 POSIX Access Control Lists" 32 depends on EXT2_FS_XATTR 33 select FS_POSIX_ACL 34 help 35 Posix Access Control Lists (ACLs) support permissions for users and 36 groups beyond the owner/group/world scheme. 37 38 If you don't know what Access Control Lists are, say N 39 40config EXT2_FS_SECURITY 41 bool "Ext2 Security Labels" 42 depends on EXT2_FS_XATTR 43 help 44 Security labels support alternative access control models 45 implemented by security modules like SELinux. This option 46 enables an extended attribute handler for file security 47 labels in the ext2 filesystem. 48 49 If you are not using a security module that requires using 50 extended attributes for file security labels, say N. 51