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