1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 config REISERFS_FS 2 config REISERFS_FS
3 tristate "Reiserfs support (deprecated 3 tristate "Reiserfs support (deprecated)"
4 select BUFFER_HEAD <<
5 select CRC32 4 select CRC32
6 select LEGACY_DIRECT_IO <<
7 help 5 help
8 Reiserfs is deprecated and scheduled 6 Reiserfs is deprecated and scheduled to be removed from the kernel
9 in 2025. If you are still using it, 7 in 2025. If you are still using it, please migrate to another
10 filesystem or tell us your usecase f 8 filesystem or tell us your usecase for reiserfs.
11 9
12 Reiserfs stores not just filenames b 10 Reiserfs stores not just filenames but the files themselves in a
13 balanced tree. Uses journalling. 11 balanced tree. Uses journalling.
14 12
15 Balanced trees are more efficient th 13 Balanced trees are more efficient than traditional file system
16 architectural foundations. 14 architectural foundations.
17 15
18 In general, ReiserFS is as fast as e 16 In general, ReiserFS is as fast as ext2, but is very efficient with
19 large directories and small files. 17 large directories and small files. Additional patches are needed
20 for NFS and quotas, please see 18 for NFS and quotas, please see
21 <https://reiser4.wiki.kernel.org/ind 19 <https://reiser4.wiki.kernel.org/index.php/Main_Page> for links.
22 20
23 It is more easily extended to have f 21 It is more easily extended to have features currently found in
24 database and keyword search systems 22 database and keyword search systems than block allocation based file
25 systems are. The next version will 23 systems are. The next version will be so extended, and will support
26 plugins consistent with our motto `` 24 plugins consistent with our motto ``It takes more than a license to
27 make source code open.'' 25 make source code open.''
28 26
29 Read <https://reiser4.wiki.kernel.or 27 Read <https://reiser4.wiki.kernel.org/index.php/Main_Page>
30 to learn more about reiserfs. 28 to learn more about reiserfs.
31 29
32 Sponsored by Threshold Networks, Emu 30 Sponsored by Threshold Networks, Emusic.com, and Bigstorage.com.
33 31
34 If you like it, you can pay us to ad 32 If you like it, you can pay us to add new features to it that you
35 need, buy a support contract, or pay 33 need, buy a support contract, or pay us to port it to another OS.
36 34
37 config REISERFS_CHECK 35 config REISERFS_CHECK
38 bool "Enable reiserfs debug mode" 36 bool "Enable reiserfs debug mode"
39 depends on REISERFS_FS 37 depends on REISERFS_FS
40 help 38 help
41 If you set this to Y, then ReiserFS 39 If you set this to Y, then ReiserFS will perform every check it can
42 possibly imagine of its internal con 40 possibly imagine of its internal consistency throughout its
43 operation. It will also go substant 41 operation. It will also go substantially slower. More than once we
44 have forgotten that this was on, and 42 have forgotten that this was on, and then gone despondent over the
45 latest benchmarks.:-) Use of this op 43 latest benchmarks.:-) Use of this option allows our team to go all
46 out in checking for consistency when 44 out in checking for consistency when debugging without fear of its
47 effect on end users. If you are on 45 effect on end users. If you are on the verge of sending in a bug
48 report, say Y and you might get a us 46 report, say Y and you might get a useful error message. Almost
49 everyone should say N. 47 everyone should say N.
50 48
51 config REISERFS_PROC_INFO 49 config REISERFS_PROC_INFO
52 bool "Stats in /proc/fs/reiserfs" 50 bool "Stats in /proc/fs/reiserfs"
53 depends on REISERFS_FS && PROC_FS 51 depends on REISERFS_FS && PROC_FS
54 help 52 help
55 Create under /proc/fs/reiserfs a hie 53 Create under /proc/fs/reiserfs a hierarchy of files, displaying
56 various ReiserFS statistics and inte 54 various ReiserFS statistics and internal data at the expense of
57 making your kernel or module slightl 55 making your kernel or module slightly larger (+8 KB). This also
58 increases the amount of kernel memor 56 increases the amount of kernel memory required for each mount.
59 Almost everyone but ReiserFS develop 57 Almost everyone but ReiserFS developers and people fine-tuning
60 reiserfs or tracing problems should 58 reiserfs or tracing problems should say N.
61 59
62 config REISERFS_FS_XATTR 60 config REISERFS_FS_XATTR
63 bool "ReiserFS extended attributes" 61 bool "ReiserFS extended attributes"
64 depends on REISERFS_FS 62 depends on REISERFS_FS
65 help 63 help
66 Extended attributes are name:value p 64 Extended attributes are name:value pairs associated with inodes by
67 the kernel or by users (see the attr 65 the kernel or by users (see the attr(5) manual page for details).
68 66
69 If unsure, say N. 67 If unsure, say N.
70 68
71 config REISERFS_FS_POSIX_ACL 69 config REISERFS_FS_POSIX_ACL
72 bool "ReiserFS POSIX Access Control Li 70 bool "ReiserFS POSIX Access Control Lists"
73 depends on REISERFS_FS_XATTR 71 depends on REISERFS_FS_XATTR
74 select FS_POSIX_ACL 72 select FS_POSIX_ACL
75 help 73 help
76 Posix Access Control Lists (ACLs) su 74 Posix Access Control Lists (ACLs) support permissions for users and
77 groups beyond the owner/group/world 75 groups beyond the owner/group/world scheme.
78 76
79 If you don't know what Access Contro 77 If you don't know what Access Control Lists are, say N
80 78
81 config REISERFS_FS_SECURITY 79 config REISERFS_FS_SECURITY
82 bool "ReiserFS Security Labels" 80 bool "ReiserFS Security Labels"
83 depends on REISERFS_FS_XATTR 81 depends on REISERFS_FS_XATTR
84 help 82 help
85 Security labels support alternative 83 Security labels support alternative access control models
86 implemented by security modules like 84 implemented by security modules like SELinux. This option
87 enables an extended attribute handle 85 enables an extended attribute handler for file security
88 labels in the ReiserFS filesystem. 86 labels in the ReiserFS filesystem.
89 87
90 If you are not using a security modu 88 If you are not using a security module that requires using
91 extended attributes for file securit 89 extended attributes for file security labels, say N.
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