1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)nfsmount.h 8.3 (Berkeley) 3/30/95
| 1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Rick Macklem at The University of Guelph.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * @(#)nfsmount.h 8.3 (Berkeley) 3/30/95
|
39/*
40 * Mount structure.
41 * One allocated on every NFS mount.
42 * Holds NFS specific information for mount.
43 */
44struct nfsmount {
45 int nm_flag; /* Flags for soft/hard... */
46 int nm_state; /* Internal state flags */
47 struct mount *nm_mountp; /* Vfs structure for this filesystem */
48 int nm_numgrps; /* Max. size of groupslist */
49 u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */
50 int nm_fhsize; /* Size of root file handle */
51 struct rpcclnt nm_rpcclnt; /* rpc state */
52 struct socket *nm_so; /* Rpc socket */
53 int nm_sotype; /* Type of socket */
54 int nm_soproto; /* and protocol */
55 int nm_soflags; /* pr_flags for socket protocol */
56 struct sockaddr *nm_nam; /* Addr of server */
57 int nm_timeo; /* Init timer for NFSMNT_DUMBTIMR */
58 int nm_retry; /* Max retries */
59 int nm_srtt[4]; /* Timers for rpcs */
60 int nm_sdrtt[4];
61 int nm_sent; /* Request send count */
62 int nm_cwnd; /* Request send window */
63 int nm_timeouts; /* Request timeouts */
64 int nm_deadthresh; /* Threshold of timeouts-->dead server*/
65 int nm_rsize; /* Max size of read rpc */
66 int nm_wsize; /* Max size of write rpc */
67 int nm_readdirsize; /* Size of a readdir rpc */
68 int nm_readahead; /* Num. of blocks to readahead */
69 int nm_acdirmin; /* Directory attr cache min lifetime */
70 int nm_acdirmax; /* Directory attr cache max lifetime */
71 int nm_acregmin; /* Reg file attr cache min lifetime */
72 int nm_acregmax; /* Reg file attr cache max lifetime */
73 u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */
74 TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */
75 short nm_bufqlen; /* number of buffers in queue */
76 short nm_bufqwant; /* process wants to add to the queue */
77 int nm_bufqiods; /* number of iods processing queue */
78 u_int64_t nm_maxfilesize; /* maximum file size */
79 struct nfs_rpcops *nm_rpcops;
80 int nm_tprintf_initial_delay; /* initial delay */
81 int nm_tprintf_delay; /* interval for messages */
| 47/*
48 * Mount structure.
49 * One allocated on every NFS mount.
50 * Holds NFS specific information for mount.
51 */
52struct nfsmount {
53 int nm_flag; /* Flags for soft/hard... */
54 int nm_state; /* Internal state flags */
55 struct mount *nm_mountp; /* Vfs structure for this filesystem */
56 int nm_numgrps; /* Max. size of groupslist */
57 u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */
58 int nm_fhsize; /* Size of root file handle */
59 struct rpcclnt nm_rpcclnt; /* rpc state */
60 struct socket *nm_so; /* Rpc socket */
61 int nm_sotype; /* Type of socket */
62 int nm_soproto; /* and protocol */
63 int nm_soflags; /* pr_flags for socket protocol */
64 struct sockaddr *nm_nam; /* Addr of server */
65 int nm_timeo; /* Init timer for NFSMNT_DUMBTIMR */
66 int nm_retry; /* Max retries */
67 int nm_srtt[4]; /* Timers for rpcs */
68 int nm_sdrtt[4];
69 int nm_sent; /* Request send count */
70 int nm_cwnd; /* Request send window */
71 int nm_timeouts; /* Request timeouts */
72 int nm_deadthresh; /* Threshold of timeouts-->dead server*/
73 int nm_rsize; /* Max size of read rpc */
74 int nm_wsize; /* Max size of write rpc */
75 int nm_readdirsize; /* Size of a readdir rpc */
76 int nm_readahead; /* Num. of blocks to readahead */
77 int nm_acdirmin; /* Directory attr cache min lifetime */
78 int nm_acdirmax; /* Directory attr cache max lifetime */
79 int nm_acregmin; /* Reg file attr cache min lifetime */
80 int nm_acregmax; /* Reg file attr cache max lifetime */
81 u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */
82 TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */
83 short nm_bufqlen; /* number of buffers in queue */
84 short nm_bufqwant; /* process wants to add to the queue */
85 int nm_bufqiods; /* number of iods processing queue */
86 u_int64_t nm_maxfilesize; /* maximum file size */
87 struct nfs_rpcops *nm_rpcops;
88 int nm_tprintf_initial_delay; /* initial delay */
89 int nm_tprintf_delay; /* interval for messages */
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