pass3.c revision 23675 
1/*
2 * Copyright (c) 1980, 1986, 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
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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
34#ifndef lint
35static const char sccsid[] = "@(#)pass3.c	8.2 (Berkeley) 4/27/95";
36#endif /* not lint */
37
38#include <sys/param.h>
39#include <sys/time.h>
40
41#include <ufs/ufs/dinode.h>
42#include <ufs/ffs/fs.h>
43
44#include "fsck.h"
45
46void
47pass3()
48{
49	register struct inoinfo **inpp, *inp;
50	ino_t orphan;
51	int loopcnt;
52
53	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
54		inp = *inpp;
55		if (inp->i_number == ROOTINO ||
56		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
57			continue;
58		if (statemap[inp->i_number] == DCLEAR)
59			continue;
60		for (loopcnt = 0; ; loopcnt++) {
61			orphan = inp->i_number;
62			if (inp->i_parent == 0 ||
63			    statemap[inp->i_parent] != DSTATE ||
64			    loopcnt > numdirs)
65				break;
66			inp = getinoinfo(inp->i_parent);
67		}
68		(void)linkup(orphan, inp->i_dotdot);
69		inp->i_parent = inp->i_dotdot = lfdir;
70		lncntp[lfdir]--;
71		statemap[orphan] = DFOUND;
72		propagate();
73	}
74}
75