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