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