1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 2f5c77969SAlexey Dobriyanconfig JFS_FS 3f5c77969SAlexey Dobriyan tristate "JFS filesystem support" 4f5c77969SAlexey Dobriyan select NLS 5*f3a9b375SDr. David Alan Gilbert select NLS_UCS2_UTILS 6c68a65daSRandy Dunlap select CRC32 79636e650SChristoph Hellwig select LEGACY_DIRECT_IO 8f5c77969SAlexey Dobriyan help 9f5c77969SAlexey Dobriyan This is a port of IBM's Journaled Filesystem . More information is 10aa95b4a9SMauro Carvalho Chehab available in the file <file:Documentation/admin-guide/jfs.rst>. 11f5c77969SAlexey Dobriyan 12f5c77969SAlexey Dobriyan If you do not intend to use the JFS filesystem, say N. 13f5c77969SAlexey Dobriyan 14f5c77969SAlexey Dobriyanconfig JFS_POSIX_ACL 15f5c77969SAlexey Dobriyan bool "JFS POSIX Access Control Lists" 16f5c77969SAlexey Dobriyan depends on JFS_FS 17f5c77969SAlexey Dobriyan select FS_POSIX_ACL 18f5c77969SAlexey Dobriyan help 19f5c77969SAlexey Dobriyan Posix Access Control Lists (ACLs) support permissions for users and 20f5c77969SAlexey Dobriyan groups beyond the owner/group/world scheme. 21f5c77969SAlexey Dobriyan 22f5c77969SAlexey Dobriyan If you don't know what Access Control Lists are, say N 23f5c77969SAlexey Dobriyan 24f5c77969SAlexey Dobriyanconfig JFS_SECURITY 25f5c77969SAlexey Dobriyan bool "JFS Security Labels" 26f5c77969SAlexey Dobriyan depends on JFS_FS 27f5c77969SAlexey Dobriyan help 28f5c77969SAlexey Dobriyan Security labels support alternative access control models 29f5c77969SAlexey Dobriyan implemented by security modules like SELinux. This option 30f5c77969SAlexey Dobriyan enables an extended attribute handler for file security 31f5c77969SAlexey Dobriyan labels in the jfs filesystem. 32f5c77969SAlexey Dobriyan 33f5c77969SAlexey Dobriyan If you are not using a security module that requires using 34f5c77969SAlexey Dobriyan extended attributes for file security labels, say N. 35f5c77969SAlexey Dobriyan 36f5c77969SAlexey Dobriyanconfig JFS_DEBUG 37f5c77969SAlexey Dobriyan bool "JFS debugging" 38f5c77969SAlexey Dobriyan depends on JFS_FS 39f5c77969SAlexey Dobriyan help 40f5c77969SAlexey Dobriyan If you are experiencing any problems with the JFS filesystem, say 41f5c77969SAlexey Dobriyan Y here. This will result in additional debugging messages to be 42f5c77969SAlexey Dobriyan written to the system log. Under normal circumstances, this 43f5c77969SAlexey Dobriyan results in very little overhead. 44f5c77969SAlexey Dobriyan 45f5c77969SAlexey Dobriyanconfig JFS_STATISTICS 46f5c77969SAlexey Dobriyan bool "JFS statistics" 47f5c77969SAlexey Dobriyan depends on JFS_FS 48f5c77969SAlexey Dobriyan help 49f5c77969SAlexey Dobriyan Enabling this option will cause statistics from the JFS file system 50f5c77969SAlexey Dobriyan to be made available to the user in the /proc/fs/jfs/ directory. 51