1# SPDX-License-Identifier: GPL-2.0-only 2config JFS_FS 3 tristate "JFS filesystem support" 4 select BUFFER_HEAD 5 select NLS 6 select NLS_UCS2_UTILS 7 select CRC32 8 select LEGACY_DIRECT_IO 9 help 10 This is a port of IBM's Journaled Filesystem . More information is 11 available in the file <file:Documentation/admin-guide/jfs.rst>. 12 13 If you do not intend to use the JFS filesystem, say N. 14 15config JFS_POSIX_ACL 16 bool "JFS POSIX Access Control Lists" 17 depends on JFS_FS 18 select FS_POSIX_ACL 19 help 20 Posix Access Control Lists (ACLs) support permissions for users and 21 groups beyond the owner/group/world scheme. 22 23 If you don't know what Access Control Lists are, say N 24 25config JFS_SECURITY 26 bool "JFS Security Labels" 27 depends on JFS_FS 28 help 29 Security labels support alternative access control models 30 implemented by security modules like SELinux. This option 31 enables an extended attribute handler for file security 32 labels in the jfs filesystem. 33 34 If you are not using a security module that requires using 35 extended attributes for file security labels, say N. 36 37config JFS_DEBUG 38 bool "JFS debugging" 39 depends on JFS_FS 40 help 41 If you are experiencing any problems with the JFS filesystem, say 42 Y here. This will result in additional debugging messages to be 43 written to the system log. Under normal circumstances, this 44 results in very little overhead. 45 46config JFS_STATISTICS 47 bool "JFS statistics" 48 depends on JFS_FS 49 help 50 Enabling this option will cause statistics from the JFS file system 51 to be made available to the user in the /proc/fs/jfs/ directory. 52