18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ciconfig JFS_FS 38c2ecf20Sopenharmony_ci tristate "JFS filesystem support" 48c2ecf20Sopenharmony_ci select NLS 58c2ecf20Sopenharmony_ci select CRC32 68c2ecf20Sopenharmony_ci help 78c2ecf20Sopenharmony_ci This is a port of IBM's Journaled Filesystem . More information is 88c2ecf20Sopenharmony_ci available in the file <file:Documentation/admin-guide/jfs.rst>. 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci If you do not intend to use the JFS filesystem, say N. 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ciconfig JFS_POSIX_ACL 138c2ecf20Sopenharmony_ci bool "JFS POSIX Access Control Lists" 148c2ecf20Sopenharmony_ci depends on JFS_FS 158c2ecf20Sopenharmony_ci select FS_POSIX_ACL 168c2ecf20Sopenharmony_ci help 178c2ecf20Sopenharmony_ci Posix Access Control Lists (ACLs) support permissions for users and 188c2ecf20Sopenharmony_ci groups beyond the owner/group/world scheme. 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ci If you don't know what Access Control Lists are, say N 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ciconfig JFS_SECURITY 238c2ecf20Sopenharmony_ci bool "JFS Security Labels" 248c2ecf20Sopenharmony_ci depends on JFS_FS 258c2ecf20Sopenharmony_ci help 268c2ecf20Sopenharmony_ci Security labels support alternative access control models 278c2ecf20Sopenharmony_ci implemented by security modules like SELinux. This option 288c2ecf20Sopenharmony_ci enables an extended attribute handler for file security 298c2ecf20Sopenharmony_ci labels in the jfs filesystem. 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_ci If you are not using a security module that requires using 328c2ecf20Sopenharmony_ci extended attributes for file security labels, say N. 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ciconfig JFS_DEBUG 358c2ecf20Sopenharmony_ci bool "JFS debugging" 368c2ecf20Sopenharmony_ci depends on JFS_FS 378c2ecf20Sopenharmony_ci help 388c2ecf20Sopenharmony_ci If you are experiencing any problems with the JFS filesystem, say 398c2ecf20Sopenharmony_ci Y here. This will result in additional debugging messages to be 408c2ecf20Sopenharmony_ci written to the system log. Under normal circumstances, this 418c2ecf20Sopenharmony_ci results in very little overhead. 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ciconfig JFS_STATISTICS 448c2ecf20Sopenharmony_ci bool "JFS statistics" 458c2ecf20Sopenharmony_ci depends on JFS_FS 468c2ecf20Sopenharmony_ci help 478c2ecf20Sopenharmony_ci Enabling this option will cause statistics from the JFS file system 488c2ecf20Sopenharmony_ci to be made available to the user in the /proc/fs/jfs/ directory. 49