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vfs_mount.c (2893) vfs_mount.c (2946)
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)vfs_conf.c 8.8 (Berkeley) 3/31/94
1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 17 unchanged lines hidden (view full) ---

26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)vfs_conf.c 8.8 (Berkeley) 3/31/94
34 * $Id: vfs_conf.c,v 1.3 1994/08/20 16:03:12 davidg Exp $
34 * $Id: vfs_conf.c,v 1.4 1994/09/19 15:41:13 dfr Exp $
35 */
36
37#include <sys/param.h>
38#include <sys/mount.h>
39#include <sys/vnode.h>
40
41#ifdef FFS
42#include <ufs/ffs/ffs_extern.h>
43
44/*
45 * This specifies the filesystem used to mount the root.
46 * This specification should be done by /etc/config.
47 */
48int (*mountroot)() = ffs_mountroot;
49#endif
50
51struct vnode *rootvnode;
52
35 */
36
37#include <sys/param.h>
38#include <sys/mount.h>
39#include <sys/vnode.h>
40
41#ifdef FFS
42#include <ufs/ffs/ffs_extern.h>
43
44/*
45 * This specifies the filesystem used to mount the root.
46 * This specification should be done by /etc/config.
47 */
48int (*mountroot)() = ffs_mountroot;
49#endif
50
51struct vnode *rootvnode;
52
53/*
54 * Set up the filesystem operations for vnodes.
55 * The types are defined in mount.h.
56 */
57#ifdef FFS
58extern struct vfsops ufs_vfsops;
59#define UFS_VFSOPS &ufs_vfsops
60#else
61#define UFS_VFSOPS NULL
62#endif
63
64#ifdef LFS
65extern struct vfsops lfs_vfsops;
66#define LFS_VFSOPS &lfs_vfsops
67#else
68#define LFS_VFSOPS NULL
69#endif
70
71#ifdef MFS
72extern struct vfsops mfs_vfsops;
73#define MFS_VFSOPS &mfs_vfsops
74#else
75#define MFS_VFSOPS NULL
76#endif
77
78#ifdef NFS
79extern struct vfsops nfs_vfsops;
80#define NFS_VFSOPS &nfs_vfsops
81#else
82#define NFS_VFSOPS NULL
83#endif
84
85#ifdef FDESC
86extern struct vfsops fdesc_vfsops;
87#define FDESC_VFSOPS &fdesc_vfsops
88#else
89#define FDESC_VFSOPS NULL
90#endif
91
92#ifdef PORTAL
93extern struct vfsops portal_vfsops;
94#define PORTAL_VFSOPS &portal_vfsops
95#else
96#define PORTAL_VFSOPS NULL
97#endif
98
99#ifdef NULLFS
100extern struct vfsops null_vfsops;
101#define NULL_VFSOPS &null_vfsops
102#else
103#define NULL_VFSOPS NULL
104#endif
105
106#ifdef UMAPFS
107extern struct vfsops umap_vfsops;
108#define UMAP_VFSOPS &umap_vfsops
109#else
110#define UMAP_VFSOPS NULL
111#endif
112
113#ifdef KERNFS
114extern struct vfsops kernfs_vfsops;
115#define KERNFS_VFSOPS &kernfs_vfsops
116#else
117#define KERNFS_VFSOPS NULL
118#endif
119
120#ifdef PROCFS
121extern struct vfsops procfs_vfsops;
122#define PROCFS_VFSOPS &procfs_vfsops
123#else
124#define PROCFS_VFSOPS NULL
125#endif
126
127#ifdef AFS
128extern struct vfsops afs_vfsops;
129#define AFS_VFSOPS &afs_vfsops
130#else
131#define AFS_VFSOPS NULL
132#endif
133
134#ifdef CD9660
135extern struct vfsops cd9660_vfsops;
136#define CD9660_VFSOPS &cd9660_vfsops
137#else
138#define CD9660_VFSOPS NULL
139#endif
140
141#ifdef MSDOSFS
142extern struct vfsops msdosfs_vfsops;
143#define MSDOSFS_VFSOPS &msdosfs_vfsops
144#else
145#define MSDOSFS_VFSOPS NULL
146#endif
147
148#ifdef UNION
149extern struct vfsops union_vfsops;
150#define UNION_VFSOPS &union_vfsops
151#else
152#define UNION_VFSOPS NULL
153#endif
154
155struct vfsops *vfssw[] = {
156 NULL, /* 0 = MOUNT_NONE */
157 UFS_VFSOPS, /* 1 = MOUNT_UFS */
158 NFS_VFSOPS, /* 2 = MOUNT_NFS */
159 MFS_VFSOPS, /* 3 = MOUNT_MFS */
160 MSDOSFS_VFSOPS, /* 4 = MOUNT_MSDOS */
161 LFS_VFSOPS, /* 5 = MOUNT_LFS */
162 NULL, /* 6 = MOUNT_LOFS */
163 FDESC_VFSOPS, /* 7 = MOUNT_FDESC */
164 PORTAL_VFSOPS, /* 8 = MOUNT_PORTAL */
165 NULL_VFSOPS, /* 9 = MOUNT_NULL */
166 UMAP_VFSOPS, /* 10 = MOUNT_UMAP */
167 KERNFS_VFSOPS, /* 11 = MOUNT_KERNFS */
168 PROCFS_VFSOPS, /* 12 = MOUNT_PROCFS */
169 AFS_VFSOPS, /* 13 = MOUNT_AFS */
170 CD9660_VFSOPS, /* 14 = MOUNT_CD9660 */
171 UNION_VFSOPS, /* 15 = MOUNT_UNION */
172 0
173};
174
175
176/*
177 *
178 * vfs_opv_descs enumerates the list of vnode classes, each with it's own
179 * vnode operation vector. It is consulted at system boot to build operation
180 * vectors. It is NULL terminated.
181 *
182 */
183extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
184extern struct vnodeopv_desc ffs_specop_opv_desc;
185extern struct vnodeopv_desc ffs_fifoop_opv_desc;
186extern struct vnodeopv_desc lfs_vnodeop_opv_desc;
187extern struct vnodeopv_desc lfs_specop_opv_desc;
188extern struct vnodeopv_desc lfs_fifoop_opv_desc;
189extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
190extern struct vnodeopv_desc dead_vnodeop_opv_desc;
191extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
192extern struct vnodeopv_desc spec_vnodeop_opv_desc;
193extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
194extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
195extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
196extern struct vnodeopv_desc fdesc_vnodeop_opv_desc;
197extern struct vnodeopv_desc portal_vnodeop_opv_desc;
198extern struct vnodeopv_desc null_vnodeop_opv_desc;
199extern struct vnodeopv_desc umap_vnodeop_opv_desc;
200extern struct vnodeopv_desc kernfs_vnodeop_opv_desc;
201extern struct vnodeopv_desc procfs_vnodeop_opv_desc;
202extern struct vnodeopv_desc cd9660_vnodeop_opv_desc;
203extern struct vnodeopv_desc cd9660_specop_opv_desc;
204extern struct vnodeopv_desc cd9660_fifoop_opv_desc;
205extern struct vnodeopv_desc msdosfs_vnodeop_opv_desc;
206extern struct vnodeopv_desc union_vnodeop_opv_desc;
207
208struct vnodeopv_desc *vfs_opv_descs[] = {
209 &ffs_vnodeop_opv_desc,
210 &ffs_specop_opv_desc,
211#ifdef FIFO
212 &ffs_fifoop_opv_desc,
213#endif
214 &dead_vnodeop_opv_desc,
215#ifdef FIFO
216 &fifo_vnodeop_opv_desc,
217#endif
218 &spec_vnodeop_opv_desc,
219#ifdef LFS
220 &lfs_vnodeop_opv_desc,
221 &lfs_specop_opv_desc,
222#ifdef FIFO
223 &lfs_fifoop_opv_desc,
224#endif
225#endif
226#ifdef MFS
227 &mfs_vnodeop_opv_desc,
228#endif
229#ifdef NFS
230 &nfsv2_vnodeop_opv_desc,
231 &spec_nfsv2nodeop_opv_desc,
232#ifdef FIFO
233 &fifo_nfsv2nodeop_opv_desc,
234#endif
235#endif
236#ifdef FDESC
237 &fdesc_vnodeop_opv_desc,
238#endif
239#ifdef PORTAL
240 &portal_vnodeop_opv_desc,
241#endif
242#ifdef NULLFS
243 &null_vnodeop_opv_desc,
244#endif
245#ifdef UMAPFS
246 &umap_vnodeop_opv_desc,
247#endif
248#ifdef KERNFS
249 &kernfs_vnodeop_opv_desc,
250#endif
251#ifdef PROCFS
252 &procfs_vnodeop_opv_desc,
253#endif
254#ifdef CD9660
255 &cd9660_vnodeop_opv_desc,
256 &cd9660_specop_opv_desc,
257#ifdef FIFO
258 &cd9660_fifoop_opv_desc,
259#endif
260#endif
261#ifdef MSDOSFS
262 &msdosfs_vnodeop_opv_desc,
263#endif
264#ifdef UNION
265 &union_vnodeop_opv_desc,
266#endif
267 NULL
268};