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5404 smbfs needs mmap support
Portions contributed by: Gordon Ross <gordon.w.ross@gmail.com>
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--- old/usr/src/uts/common/fs/smbclnt/smbfs/smbfs.h
+++ new/usr/src/uts/common/fs/smbclnt/smbfs/smbfs.h
1 1 /*
2 2 * Copyright (c) 2000-2001, Boris Popov
3 3 * All rights reserved.
4 4 *
5 5 * Redistribution and use in source and binary forms, with or without
6 6 * modification, are permitted provided that the following conditions
7 7 * are met:
8 8 * 1. Redistributions of source code must retain the above copyright
9 9 * notice, this list of conditions and the following disclaimer.
10 10 * 2. Redistributions in binary form must reproduce the above copyright
11 11 * notice, this list of conditions and the following disclaimer in the
12 12 * documentation and/or other materials provided with the distribution.
13 13 * 3. All advertising materials mentioning features or use of this software
14 14 * must display the following acknowledgement:
15 15 * This product includes software developed by Boris Popov.
16 16 * 4. Neither the name of the author nor the names of any co-contributors
17 17 * may be used to endorse or promote products derived from this software
18 18 * without specific prior written permission.
19 19 *
20 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 30 * SUCH DAMAGE.
31 31 *
32 32 * $Id: smbfs.h,v 1.30.100.1 2005/05/27 02:35:28 lindak Exp $
33 33 */
34 34
35 35 /*
36 36 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
37 37 */
38 38
39 39 #ifndef _SMBFS_SMBFS_H
40 40 #define _SMBFS_SMBFS_H
41 41
42 42 /*
43 43 * FS-specific VFS structures for smbfs.
44 44 * (per-mount stuff, etc.)
45 45 *
46 46 * This file used to have mount args stuff,
47 47 * but that's now in sys/fs/smbfs_mount.h
48 48 */
49 49
50 50 #include <sys/param.h>
51 51 #include <sys/fstyp.h>
52 52 #include <sys/avl.h>
53 53 #include <sys/list.h>
54 54 #include <sys/t_lock.h>
55 55 #include <sys/vfs.h>
56 56 #include <sys/vfs_opreg.h>
57 57 #include <sys/fs/smbfs_mount.h>
58 58 #include <sys/zone.h>
59 59
60 60 /*
61 61 * Path component length
62 62 *
63 63 * The generic fs code uses MAXNAMELEN to represent
64 64 * what the largest component length is, but note:
65 65 * that length DOES include the terminating NULL.
66 66 * SMB_MAXFNAMELEN does NOT include the NULL.
67 67 */
68 68 #define SMB_MAXFNAMELEN (MAXNAMELEN-1) /* 255 */
69 69
70 70 /*
71 71 * SM_MAX_STATFSTIME is the maximum time to cache statvfs data. Since this
72 72 * should be a fast call on the server, the time the data cached is short.
73 73 * That lets the cache handle bursts of statvfs() requests without generating
74 74 * lots of network traffic.
75 75 */
76 76 #define SM_MAX_STATFSTIME 2
77 77
78 78 /* Mask values for smbmount structure sm_status field */
79 79 #define SM_STATUS_STATFS_BUSY 0x00000001 /* statvfs is in progress */
80 80 #define SM_STATUS_STATFS_WANT 0x00000002 /* statvfs wakeup is wanted */
81 81 #define SM_STATUS_TIMEO 0x00000004 /* this mount is not responding */
82 82 #define SM_STATUS_DEAD 0x00000010 /* connection gone - unmount this */
83 83
84 84 extern const struct fs_operation_def smbfs_vnodeops_template[];
85 85 extern struct vnodeops *smbfs_vnodeops;
86 86
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87 87 struct smbnode;
88 88 struct smb_share;
89 89
90 90 /*
91 91 * The values for smi_flags (from nfs_clnt.h)
92 92 */
93 93 #define SMI_INT 0x04 /* interrupts allowed */
94 94 #define SMI_NOAC 0x10 /* don't cache attributes */
95 95 #define SMI_LLOCK 0x80 /* local locking only */
96 96 #define SMI_ACL 0x2000 /* share supports ACLs */
97 +#define SMI_DIRECTIO 0x40000 /* do direct I/O */
97 98 #define SMI_EXTATTR 0x80000 /* share supports ext. attrs */
98 99 #define SMI_DEAD 0x200000 /* mount has been terminated */
99 100
100 101 /*
101 102 * Stuff returned by smbfs_smb_qfsattr
102 103 * See [CIFS] SMB_QUERY_FS_ATTRIBUTE_INFO
103 104 */
104 105 typedef struct smb_fs_attr_info {
105 106 uint32_t fsa_aflags; /* Attr. flags [CIFS 4.1.6.6] */
106 107 uint32_t fsa_maxname; /* max. component length */
107 108 char fsa_tname[FSTYPSZ]; /* type name, i.e. "NTFS" */
108 109 } smb_fs_attr_info_t;
109 110
110 111 /*
111 112 * Corresponds to Darwin: struct smbmount
112 113 */
113 114 typedef struct smbmntinfo {
114 115 struct vfs *smi_vfsp; /* mount back pointer to vfs */
115 116 struct smbnode *smi_root; /* the root node */
116 117 struct smb_share *smi_share; /* netsmb SMB share conn data */
117 118 kmutex_t smi_lock; /* mutex for flags, etc. */
118 119 uint32_t smi_flags; /* NFS-derived flag bits */
119 120 uint32_t smi_status; /* status bits for this mount */
120 121 hrtime_t smi_statfstime; /* sm_statvfsbuf cache time */
121 122 statvfs64_t smi_statvfsbuf; /* cached statvfs data */
122 123 kcondvar_t smi_statvfs_cv;
123 124 smb_fs_attr_info_t smi_fsa; /* SMB FS attributes. */
124 125 #define smi_fsattr smi_fsa.fsa_aflags
125 126
126 127 /*
127 128 * The smbfs node cache for this mount.
128 129 * Named "hash" for historical reasons.
129 130 * See smbfs_node.h for details.
130 131 */
131 132 avl_tree_t smi_hash_avl;
132 133 krwlock_t smi_hash_lk;
133 134
134 135 /*
135 136 * Kstat statistics
136 137 */
137 138 struct kstat *smi_io_kstats;
138 139 struct kstat *smi_ro_kstats;
139 140
140 141 /*
141 142 * Zones support.
142 143 */
143 144 zone_ref_t smi_zone_ref; /* Zone FS is mounted in */
144 145 list_node_t smi_zone_node; /* Link to per-zone smi list */
145 146 /* Lock for the list is: smi_globals_t -> smg_lock */
146 147
147 148 /*
148 149 * Stuff copied or derived from the mount args
149 150 */
150 151 uid_t smi_uid; /* user id */
151 152 gid_t smi_gid; /* group id */
152 153 mode_t smi_fmode; /* mode for files */
153 154 mode_t smi_dmode; /* mode for dirs */
154 155
155 156 hrtime_t smi_acregmin; /* min time to hold cached file attr */
156 157 hrtime_t smi_acregmax; /* max time to hold cached file attr */
157 158 hrtime_t smi_acdirmin; /* min time to hold cached dir attr */
158 159 hrtime_t smi_acdirmax; /* max time to hold cached dir attr */
159 160 } smbmntinfo_t;
160 161
161 162 /*
162 163 * Attribute cache timeout defaults (in seconds).
163 164 */
164 165 #define SMBFS_ACREGMIN 3 /* min secs to hold cached file attr */
165 166 #define SMBFS_ACREGMAX 60 /* max secs to hold cached file attr */
166 167 #define SMBFS_ACDIRMIN 30 /* min secs to hold cached dir attr */
167 168 #define SMBFS_ACDIRMAX 60 /* max secs to hold cached dir attr */
168 169 /* and limits for the mount options */
169 170 #define SMBFS_ACMINMAX 600 /* 10 min. is longest min timeout */
170 171 #define SMBFS_ACMAXMAX 3600 /* 1 hr is longest max timeout */
171 172
172 173 /*
173 174 * High-res time is nanoseconds.
174 175 */
175 176 #define SEC2HR(sec) ((sec) * (hrtime_t)NANOSEC)
176 177
177 178 /*
178 179 * vnode pointer to mount info
179 180 */
180 181 #define VTOSMI(vp) ((smbmntinfo_t *)(((vp)->v_vfsp)->vfs_data))
181 182 #define VFTOSMI(vfsp) ((smbmntinfo_t *)((vfsp)->vfs_data))
182 183 #define SMBINTR(vp) (VTOSMI(vp)->smi_flags & SMI_INT)
183 184
184 185 #endif /* _SMBFS_SMBFS_H */
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