1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 config SUNRPC 2 config SUNRPC
3 tristate 3 tristate
4 depends on MULTIUSER 4 depends on MULTIUSER
5 5
6 config SUNRPC_GSS 6 config SUNRPC_GSS
7 tristate 7 tristate
8 select OID_REGISTRY 8 select OID_REGISTRY
9 depends on MULTIUSER 9 depends on MULTIUSER
10 10
11 config SUNRPC_BACKCHANNEL 11 config SUNRPC_BACKCHANNEL
12 bool 12 bool
13 depends on SUNRPC 13 depends on SUNRPC
14 14
15 config SUNRPC_SWAP 15 config SUNRPC_SWAP
16 bool 16 bool
17 depends on SUNRPC 17 depends on SUNRPC
18 18
19 config RPCSEC_GSS_KRB5 19 config RPCSEC_GSS_KRB5
20 tristate "Secure RPC: Kerberos V mecha 20 tristate "Secure RPC: Kerberos V mechanism"
21 depends on SUNRPC && CRYPTO 21 depends on SUNRPC && CRYPTO
22 default y 22 default y
23 select SUNRPC_GSS 23 select SUNRPC_GSS
24 select CRYPTO_SKCIPHER 24 select CRYPTO_SKCIPHER
25 select CRYPTO_HASH 25 select CRYPTO_HASH
26 help 26 help
27 Choose Y here to enable Secure RPC u 27 Choose Y here to enable Secure RPC using the Kerberos version 5
28 GSS-API mechanism (RFC 1964). 28 GSS-API mechanism (RFC 1964).
29 29
30 Secure RPC calls with Kerberos requi 30 Secure RPC calls with Kerberos require an auxiliary user-space
31 daemon which may be found in the Lin 31 daemon which may be found in the Linux nfs-utils package
32 available from http://linux-nfs.org/ 32 available from http://linux-nfs.org/. In addition, user-space
33 Kerberos support should be installed 33 Kerberos support should be installed.
34 34
35 If unsure, say Y. 35 If unsure, say Y.
36 36
37 config RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1 37 config RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1
38 bool "Enable Kerberos enctypes based o 38 bool "Enable Kerberos enctypes based on AES and SHA-1"
39 depends on RPCSEC_GSS_KRB5 39 depends on RPCSEC_GSS_KRB5
40 depends on CRYPTO_CBC && CRYPTO_CTS 40 depends on CRYPTO_CBC && CRYPTO_CTS
41 depends on CRYPTO_HMAC && CRYPTO_SHA1 41 depends on CRYPTO_HMAC && CRYPTO_SHA1
42 depends on CRYPTO_AES 42 depends on CRYPTO_AES
43 default y 43 default y
44 help 44 help
45 Choose Y to enable the use of Kerber 45 Choose Y to enable the use of Kerberos 5 encryption types
46 that utilize Advanced Encryption Sta 46 that utilize Advanced Encryption Standard (AES) ciphers and
47 SHA-1 digests. These include aes128- 47 SHA-1 digests. These include aes128-cts-hmac-sha1-96 and
48 aes256-cts-hmac-sha1-96. 48 aes256-cts-hmac-sha1-96.
49 49
50 config RPCSEC_GSS_KRB5_ENCTYPES_CAMELLIA 50 config RPCSEC_GSS_KRB5_ENCTYPES_CAMELLIA
51 bool "Enable Kerberos encryption types 51 bool "Enable Kerberos encryption types based on Camellia and CMAC"
52 depends on RPCSEC_GSS_KRB5 52 depends on RPCSEC_GSS_KRB5
53 depends on CRYPTO_CBC && CRYPTO_CTS && 53 depends on CRYPTO_CBC && CRYPTO_CTS && CRYPTO_CAMELLIA
54 depends on CRYPTO_CMAC 54 depends on CRYPTO_CMAC
55 default n 55 default n
56 help 56 help
57 Choose Y to enable the use of Kerber 57 Choose Y to enable the use of Kerberos 5 encryption types
58 that utilize Camellia ciphers (RFC 3 58 that utilize Camellia ciphers (RFC 3713) and CMAC digests
59 (NIST Special Publication 800-38B). 59 (NIST Special Publication 800-38B). These include
60 camellia128-cts-cmac and camellia256 60 camellia128-cts-cmac and camellia256-cts-cmac.
61 61
62 config RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA2 62 config RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA2
63 bool "Enable Kerberos enctypes based o 63 bool "Enable Kerberos enctypes based on AES and SHA-2"
64 depends on RPCSEC_GSS_KRB5 64 depends on RPCSEC_GSS_KRB5
65 depends on CRYPTO_CBC && CRYPTO_CTS 65 depends on CRYPTO_CBC && CRYPTO_CTS
66 depends on CRYPTO_HMAC && CRYPTO_SHA25 66 depends on CRYPTO_HMAC && CRYPTO_SHA256 && CRYPTO_SHA512
67 depends on CRYPTO_AES 67 depends on CRYPTO_AES
68 default n 68 default n
69 help 69 help
70 Choose Y to enable the use of Kerber 70 Choose Y to enable the use of Kerberos 5 encryption types
71 that utilize Advanced Encryption Sta 71 that utilize Advanced Encryption Standard (AES) ciphers and
72 SHA-2 digests. These include aes128- 72 SHA-2 digests. These include aes128-cts-hmac-sha256-128 and
73 aes256-cts-hmac-sha384-192. 73 aes256-cts-hmac-sha384-192.
74 74
75 config RPCSEC_GSS_KRB5_KUNIT_TEST 75 config RPCSEC_GSS_KRB5_KUNIT_TEST
76 tristate "KUnit tests for RPCSEC GSS K 76 tristate "KUnit tests for RPCSEC GSS Kerberos" if !KUNIT_ALL_TESTS
77 depends on RPCSEC_GSS_KRB5 && KUNIT 77 depends on RPCSEC_GSS_KRB5 && KUNIT
78 default KUNIT_ALL_TESTS 78 default KUNIT_ALL_TESTS
79 help 79 help
80 This builds the KUnit tests for RPCS 80 This builds the KUnit tests for RPCSEC GSS Kerberos 5.
81 81
82 KUnit tests run during boot and outp 82 KUnit tests run during boot and output the results to the debug
83 log in TAP format (https://testanyth 83 log in TAP format (https://testanything.org/). Only useful for
84 kernel devs running KUnit test harne 84 kernel devs running KUnit test harness and are not for inclusion
85 into a production build. 85 into a production build.
86 86
87 For more information on KUnit and un 87 For more information on KUnit and unit tests in general, refer
88 to the KUnit documentation in Docume 88 to the KUnit documentation in Documentation/dev-tools/kunit/.
89 89
90 config SUNRPC_DEBUG 90 config SUNRPC_DEBUG
91 bool "RPC: Enable dprintk debugging" 91 bool "RPC: Enable dprintk debugging"
92 depends on SUNRPC && SYSCTL 92 depends on SUNRPC && SYSCTL
93 select DEBUG_FS 93 select DEBUG_FS
94 help 94 help
95 This option enables a sysctl-based d 95 This option enables a sysctl-based debugging interface
96 that is be used by the 'rpcdebug' ut 96 that is be used by the 'rpcdebug' utility to turn on or off
97 logging of different aspects of the 97 logging of different aspects of the kernel RPC activity.
98 98
99 Disabling this option will make your 99 Disabling this option will make your kernel slightly smaller,
100 but makes troubleshooting NFS issues 100 but makes troubleshooting NFS issues significantly harder.
101 101
102 If unsure, say Y. 102 If unsure, say Y.
103 103
104 config SUNRPC_XPRT_RDMA 104 config SUNRPC_XPRT_RDMA
105 tristate "RPC-over-RDMA transport" 105 tristate "RPC-over-RDMA transport"
106 depends on SUNRPC && INFINIBAND && INF 106 depends on SUNRPC && INFINIBAND && INFINIBAND_ADDR_TRANS
107 default SUNRPC && INFINIBAND 107 default SUNRPC && INFINIBAND
108 select SG_POOL 108 select SG_POOL
109 help 109 help
110 This option allows the NFS client an 110 This option allows the NFS client and server to use RDMA
111 transports (InfiniBand, iWARP, or Ro 111 transports (InfiniBand, iWARP, or RoCE).
112 112
113 To compile this support as a module, 113 To compile this support as a module, choose M. The module
114 will be called rpcrdma.ko. 114 will be called rpcrdma.ko.
115 115
116 If unsure, or you know there is no R 116 If unsure, or you know there is no RDMA capability on your
117 hardware platform, say N. 117 hardware platform, say N.
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