3 * Copyright 1998 Marshall Kirk McKusick. All Rights Reserved.
5 * The soft updates code is derived from the appendix of a University
6 * of Michigan technical report (Gregory R. Ganger and Yale N. Patt,
7 * "Soft Updates: A Solution to the Metadata Update Problem in File
8 * Systems", CSE-TR-254-95, August 1995).
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. None of the names of McKusick, Ganger, or the University of Michigan
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY MARSHALL KIRK MCKUSICK ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL MARSHALL KIRK MCKUSICK BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * from: @(#)ffs_softdep_stub.c 9.1 (McKusick) 7/10/97
35 * $FreeBSD: src/sys/ufs/ffs/ffs_softdep_stub.c,v 1.7.2.1 2000/12/28 11:01:45 ps Exp $
36 * $DragonFly: src/sys/vfs/ufs/ffs_softdep_stub.c,v 1.2 2003/06/17 04:28:59 dillon Exp $
40 * Use this file as ffs_softdep.c if you do not wish the real ffs_softdep.c
41 * to be included in your system. (e.g for legal reasons )
42 * The real files are in /usr/src/contrib/sys/softupdates.
43 * You must copy them here before you can use soft updates.
44 * Read the README for legal and technical information.
48 #if (SOFTUPDATES == 0 ) /* SOFTUPDATES not configured in, use these stubs. */
49 #include <sys/param.h>
50 #include <sys/systm.h>
51 #include <sys/malloc.h>
52 #include <sys/vnode.h>
53 #include <ufs/ufs/quota.h>
54 #include <ufs/ufs/inode.h>
55 #include <ufs/ffs/ffs_extern.h>
56 #include <ufs/ufs/ufs_extern.h>
59 softdep_flushfiles(oldmnt, flags, p)
65 panic("softdep_flushfiles called");
69 softdep_mount(devvp, mp, fs, cred)
87 softdep_setup_inomapdep(bp, ip, newinum)
93 panic("softdep_setup_inomapdep called");
97 softdep_setup_blkmapdep(bp, fs, newblkno)
100 ufs_daddr_t newblkno;
103 panic("softdep_setup_blkmapdep called");
107 softdep_setup_allocdirect(ip, lbn, newblkno, oldblkno, newsize, oldsize, bp)
110 ufs_daddr_t newblkno;
111 ufs_daddr_t oldblkno;
117 panic("softdep_setup_allocdirect called");
121 softdep_setup_allocindir_page(ip, lbn, bp, ptrno, newblkno, oldblkno, nbp)
126 ufs_daddr_t newblkno;
127 ufs_daddr_t oldblkno;
131 panic("softdep_setup_allocindir_page called");
135 softdep_setup_allocindir_meta(nbp, ip, bp, ptrno, newblkno)
140 ufs_daddr_t newblkno;
143 panic("softdep_setup_allocindir_meta called");
147 softdep_setup_freeblocks(ip, length)
152 panic("softdep_setup_freeblocks called");
155 /* XXX needed to change this for FreeBSD.. hit poul */
157 softdep_freefile(pvp, ino, mode)
163 panic("softdep_freefile called");
167 softdep_setup_directory_add(bp, dp, diroffset, newinum, newdirbp)
172 struct buf *newdirbp;
175 panic("softdep_setup_directory_add called");
179 softdep_change_directoryentry_offset(dp, base, oldloc, newloc, entrysize)
187 panic("softdep_change_directoryentry_offset called");
191 softdep_setup_remove(bp, dp, ip, isrmdir)
198 panic("softdep_setup_remove called");
202 softdep_setup_directory_change(bp, dp, ip, newinum, isrmdir)
210 panic("softdep_setup_directory_change called");
214 softdep_change_linkcnt(ip)
218 panic("softdep_change_linkcnt called");
222 softdep_load_inodeblock(ip)
226 panic("softdep_load_inodeblock called");
230 softdep_update_inodeblock(ip, bp, waitfor)
236 panic("softdep_update_inodeblock called");
240 softdep_fsync_mountdev(vp)
248 softdep_sync_metadata(ap)
249 struct vop_fsync_args /* {
251 struct ucred *a_cred;
264 panic("softdep_slowdown called");
266 #endif /* SOFTUPDATES not configured in */