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Diffstat (limited to 'fs/nfs/Kconfig')
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1 | config NFS_FS | ||
2 | tristate "NFS client support" | ||
3 | depends on INET | ||
4 | select LOCKD | ||
5 | select SUNRPC | ||
6 | select NFS_ACL_SUPPORT if NFS_V3_ACL | ||
7 | help | ||
8 | Choose Y here if you want to access files residing on other | ||
9 | computers using Sun's Network File System protocol. To compile | ||
10 | this file system support as a module, choose M here: the module | ||
11 | will be called nfs. | ||
12 | |||
13 | To mount file systems exported by NFS servers, you also need to | ||
14 | install the user space mount.nfs command which can be found in | ||
15 | the Linux nfs-utils package, available from http://linux-nfs.org/. | ||
16 | Information about using the mount command is available in the | ||
17 | mount(8) man page. More detail about the Linux NFS client | ||
18 | implementation is available via the nfs(5) man page. | ||
19 | |||
20 | Below you can choose which versions of the NFS protocol are | ||
21 | available in the kernel to mount NFS servers. Support for NFS | ||
22 | version 2 (RFC 1094) is always available when NFS_FS is selected. | ||
23 | |||
24 | To configure a system which mounts its root file system via NFS | ||
25 | at boot time, say Y here, select "Kernel level IP | ||
26 | autoconfiguration" in the NETWORK menu, and select "Root file | ||
27 | system on NFS" below. You cannot compile this file system as a | ||
28 | module in this case. | ||
29 | |||
30 | If unsure, say N. | ||
31 | |||
32 | config NFS_V3 | ||
33 | bool "NFS client support for NFS version 3" | ||
34 | depends on NFS_FS | ||
35 | help | ||
36 | This option enables support for version 3 of the NFS protocol | ||
37 | (RFC 1813) in the kernel's NFS client. | ||
38 | |||
39 | If unsure, say Y. | ||
40 | |||
41 | config NFS_V3_ACL | ||
42 | bool "NFS client support for the NFSv3 ACL protocol extension" | ||
43 | depends on NFS_V3 | ||
44 | help | ||
45 | Some NFS servers support an auxiliary NFSv3 ACL protocol that | ||
46 | Sun added to Solaris but never became an official part of the | ||
47 | NFS version 3 protocol. This protocol extension allows | ||
48 | applications on NFS clients to manipulate POSIX Access Control | ||
49 | Lists on files residing on NFS servers. NFS servers enforce | ||
50 | ACLs on local files whether this protocol is available or not. | ||
51 | |||
52 | Choose Y here if your NFS server supports the Solaris NFSv3 ACL | ||
53 | protocol extension and you want your NFS client to allow | ||
54 | applications to access and modify ACLs on files on the server. | ||
55 | |||
56 | Most NFS servers don't support the Solaris NFSv3 ACL protocol | ||
57 | extension. You can choose N here or specify the "noacl" mount | ||
58 | option to prevent your NFS client from trying to use the NFSv3 | ||
59 | ACL protocol. | ||
60 | |||
61 | If unsure, say N. | ||
62 | |||
63 | config NFS_V4 | ||
64 | bool "NFS client support for NFS version 4 (EXPERIMENTAL)" | ||
65 | depends on NFS_FS && EXPERIMENTAL | ||
66 | select RPCSEC_GSS_KRB5 | ||
67 | help | ||
68 | This option enables support for version 4 of the NFS protocol | ||
69 | (RFC 3530) in the kernel's NFS client. | ||
70 | |||
71 | To mount NFS servers using NFSv4, you also need to install user | ||
72 | space programs which can be found in the Linux nfs-utils package, | ||
73 | available from http://linux-nfs.org/. | ||
74 | |||
75 | If unsure, say N. | ||
76 | |||
77 | config ROOT_NFS | ||
78 | bool "Root file system on NFS" | ||
79 | depends on NFS_FS=y && IP_PNP | ||
80 | help | ||
81 | If you want your system to mount its root file system via NFS, | ||
82 | choose Y here. This is common practice for managing systems | ||
83 | without local permanent storage. For details, read | ||
84 | <file:Documentation/filesystems/nfsroot.txt>. | ||
85 | |||
86 | Most people say N here. | ||