1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
|
/* $OpenBSD: vfs_conf.c,v 1.23 2004/04/13 00:15:28 tedu Exp $ */
/* $NetBSD: vfs_conf.c,v 1.21.4.1 1995/11/01 00:06:26 jtc Exp $ */
/*
* Copyright (c) 1989, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)vfs_conf.c 8.8 (Berkeley) 3/31/94
*/
#include <sys/param.h>
#include <sys/mount.h>
#include <sys/vnode.h>
#ifdef FFS
#include <ufs/ufs/quota.h>
#include <ufs/ufs/inode.h>
#include <ufs/ffs/ffs_extern.h>
#endif
#ifdef LFS
#include <ufs/lfs/lfs_extern.h>
#endif
#ifdef EXT2FS
#include <ufs/ext2fs/ext2fs_extern.h>
#endif
#ifdef CD9660
#include <isofs/cd9660/iso.h>
#include <isofs/cd9660/cd9660_extern.h>
#endif
#ifdef MFS
#include <ufs/mfs/mfs_extern.h>
#endif
#ifdef NFSCLIENT
#include <nfs/rpcv2.h>
#include <nfs/nfsproto.h>
#include <nfs/nfsnode.h>
#include <nfs/nfs.h>
#include <nfs/nfsmount.h>
#endif
/*
* These define the root filesystem and device.
*/
struct mount *rootfs;
struct vnode *rootvnode;
/*
* Set up the filesystem operations for vnodes.
* The types are defined in mount.h.
*/
#ifdef FFS
extern const struct vfsops ffs_vfsops;
#endif
#ifdef LFS
extern const struct vfsops lfs_vfsops;
#endif
#ifdef MFS
extern const struct vfsops mfs_vfsops;
#endif
#ifdef MSDOSFS
extern const struct vfsops msdosfs_vfsops;
#endif
#ifdef NFSCLIENT
extern const struct vfsops nfs_vfsops;
#endif
#ifdef FDESC
extern const struct vfsops fdesc_vfsops;
#endif
#ifdef PORTAL
extern const struct vfsops portal_vfsops;
#endif
#ifdef NULLFS
extern const struct vfsops nullfs_vfsops;
#endif
#ifdef UMAPFS
extern const struct vfsops umapfs_vfsops;
#endif
#ifdef KERNFS
extern const struct vfsops kernfs_vfsops;
#endif
#ifdef PROCFS
extern const struct vfsops procfs_vfsops;
#endif
#ifdef CD9660
extern const struct vfsops cd9660_vfsops;
#endif
#ifdef UNION
extern const struct vfsops union_vfsops;
#endif
#ifdef ADOSFS
extern const struct vfsops adosfs_vfsops;
#endif
#ifdef EXT2FS
extern const struct vfsops ext2fs_vfsops;
#endif
#ifdef XFS
extern const struct vfsops xfs_vfsops;
#endif
#ifdef NTFS
extern const struct vfsops ntfs_vfsops;
#endif
/*
* Set up the filesystem operations for vnodes.
*/
static struct vfsconf vfsconflist[] = {
/* Fast Filesystem */
#ifdef FFS
{ &ffs_vfsops, MOUNT_FFS, 1, 0, MNT_LOCAL, ffs_mountroot, NULL },
#endif
/* Log-based Filesystem */
#ifdef LFS
{ &lfs_vfsops, MOUNT_LFS, 5, 0, MNT_LOCAL, lfs_mountroot, NULL },
#endif
/* Memory-based Filesystem */
#ifdef MFS
{ &mfs_vfsops, MOUNT_MFS, 3, 0, MNT_LOCAL, mfs_mountroot, NULL },
#endif
#ifdef EXT2FS
{ &ext2fs_vfsops, MOUNT_EXT2FS, 17, 0, MNT_LOCAL, ext2fs_mountroot, NULL },
#endif
/* ISO9660 (aka CDROM) Filesystem */
#ifdef CD9660
{ &cd9660_vfsops, MOUNT_CD9660, 14, 0, MNT_LOCAL, cd9660_mountroot, NULL },
#endif
/* MSDOS Filesystem */
#ifdef MSDOSFS
{ &msdosfs_vfsops, MOUNT_MSDOS, 4, 0, MNT_LOCAL, NULL, NULL },
#endif
/* AmigaDOS Filesystem */
#ifdef ADOSFS
{ &adosfs_vfsops, MOUNT_ADOSFS, 16, 0, MNT_LOCAL, NULL, NULL },
#endif
/* Sun-compatible Network Filesystem */
#ifdef NFSCLIENT
{ &nfs_vfsops, MOUNT_NFS, 2, 0, 0, nfs_mountroot, NULL },
#endif
/* XFS */
#ifdef XFS
{ &xfs_vfsops, MOUNT_XFS, 21, 0, 0, NULL, NULL },
#endif
/* /proc Filesystem */
#ifdef PROCFS
{ &procfs_vfsops, MOUNT_PROCFS, 12, 0, 0, NULL, NULL },
#endif
/* Loopback (Minimal) Filesystem Layer */
#ifdef NULLFS
{ &nullfs_vfsops, MOUNT_NULL, 9, 0, 0, NULL, NULL },
#endif
/* Union (translucent) Filesystem */
#ifdef UNION
{ &union_vfsops, MOUNT_UNION, 15, 0, 0, NULL, NULL },
#endif
/* User/Group Identifer Remapping Filesystem */
#ifdef UMAPFS
{ &umapfs_vfsops, MOUNT_UMAP, 10, 0, 0, NULL, NULL },
#endif
/* Portal Filesystem */
#ifdef PORTAL
{ &portal_vfsops, MOUNT_PORTAL, 8, 0, 0, NULL, NULL },
#endif
/* File Descriptor Filesystem */
#ifdef FDESC
{ &fdesc_vfsops, MOUNT_FDESC, 7, 0, 0, NULL, NULL },
#endif
/* Kernel Information Filesystem */
#ifdef KERNFS
{ &kernfs_vfsops, MOUNT_KERNFS, 11, 0, 0, NULL, NULL },
#endif
/* NTFS Filesystem */
#ifdef NTFS
{ &ntfs_vfsops, MOUNT_NTFS, 6, 0, MNT_LOCAL, NULL, NULL },
#endif
};
/*
* Initially the size of the list, vfs_init will set maxvfsconf
* to the highest defined type number.
*/
int maxvfsconf = sizeof(vfsconflist) / sizeof(struct vfsconf);
struct vfsconf *vfsconf = vfsconflist;
/*
* vfs_opv_descs enumerates the list of vnode classes, each with it's own
* vnode operation vector. It is consulted at system boot to build operation
* vectors. It is NULL terminated.
*/
extern struct vnodeopv_desc sync_vnodeop_opv_desc;
extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
extern struct vnodeopv_desc ffs_specop_opv_desc;
extern struct vnodeopv_desc ffs_fifoop_opv_desc;
extern struct vnodeopv_desc lfs_vnodeop_opv_desc;
extern struct vnodeopv_desc lfs_specop_opv_desc;
extern struct vnodeopv_desc lfs_fifoop_opv_desc;
extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
extern struct vnodeopv_desc dead_vnodeop_opv_desc;
extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
extern struct vnodeopv_desc spec_vnodeop_opv_desc;
extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
extern struct vnodeopv_desc fdesc_vnodeop_opv_desc;
extern struct vnodeopv_desc portal_vnodeop_opv_desc;
extern struct vnodeopv_desc nullfs_vnodeop_opv_desc;
extern struct vnodeopv_desc umapfs_vnodeop_opv_desc;
extern struct vnodeopv_desc kernfs_vnodeop_opv_desc;
extern struct vnodeopv_desc procfs_vnodeop_opv_desc;
extern struct vnodeopv_desc cd9660_vnodeop_opv_desc;
extern struct vnodeopv_desc cd9660_specop_opv_desc;
extern struct vnodeopv_desc cd9660_fifoop_opv_desc;
extern struct vnodeopv_desc union_vnodeop_opv_desc;
extern struct vnodeopv_desc msdosfs_vnodeop_opv_desc;
extern struct vnodeopv_desc adosfs_vnodeop_opv_desc;
extern struct vnodeopv_desc ext2fs_vnodeop_opv_desc;
extern struct vnodeopv_desc ext2fs_specop_opv_desc;
extern struct vnodeopv_desc ext2fs_fifoop_opv_desc;
extern struct vnodeopv_desc xfs_vnodeop_opv_desc;
extern struct vnodeopv_desc ntfs_vnodeop_opv_desc;
struct vnodeopv_desc *vfs_opv_descs[] = {
&sync_vnodeop_opv_desc,
#ifdef FFS
&ffs_vnodeop_opv_desc,
&ffs_specop_opv_desc,
#ifdef FIFO
&ffs_fifoop_opv_desc,
#endif
#endif
&dead_vnodeop_opv_desc,
#ifdef FIFO
&fifo_vnodeop_opv_desc,
#endif
&spec_vnodeop_opv_desc,
#ifdef LFS
&lfs_vnodeop_opv_desc,
&lfs_specop_opv_desc,
#ifdef FIFO
&lfs_fifoop_opv_desc,
#endif
#endif
#ifdef MFS
&mfs_vnodeop_opv_desc,
#endif
#ifdef NFSCLIENT
&nfsv2_vnodeop_opv_desc,
&spec_nfsv2nodeop_opv_desc,
#ifdef FIFO
&fifo_nfsv2nodeop_opv_desc,
#endif
#endif
#ifdef FDESC
&fdesc_vnodeop_opv_desc,
#endif
#ifdef PORTAL
&portal_vnodeop_opv_desc,
#endif
#ifdef NULLFS
&nullfs_vnodeop_opv_desc,
#endif
#ifdef UMAPFS
&umapfs_vnodeop_opv_desc,
#endif
#ifdef KERNFS
&kernfs_vnodeop_opv_desc,
#endif
#ifdef PROCFS
&procfs_vnodeop_opv_desc,
#endif
#ifdef CD9660
&cd9660_vnodeop_opv_desc,
&cd9660_specop_opv_desc,
#ifdef FIFO
&cd9660_fifoop_opv_desc,
#endif
#endif
#ifdef UNION
&union_vnodeop_opv_desc,
#endif
#ifdef MSDOSFS
&msdosfs_vnodeop_opv_desc,
#endif
#ifdef ADOSFS
&adosfs_vnodeop_opv_desc,
#endif
#ifdef EXT2FS
&ext2fs_vnodeop_opv_desc,
&ext2fs_specop_opv_desc,
#ifdef FIFO
&ext2fs_fifoop_opv_desc,
#endif
#endif
#ifdef XFS
&xfs_vnodeop_opv_desc,
#endif
#ifdef NTFS
&ntfs_vnodeop_opv_desc,
#endif
NULL
};
|
