Home | History | Annotate | Line # | Download | only in fsck_lfs
pass3.c revision 1.4 
      1 /* $NetBSD: pass3.c,v 1.4 2003/03/28 08:09:54 perseant Exp $	 */
      2 
      3 /*
      4  * Copyright (c) 1980, 1986, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/param.h>
     37 #include <sys/time.h>
     38 #include <ufs/ufs/dinode.h>
     39 #include <sys/mount.h>
     40 #include <ufs/lfs/lfs.h>
     41 #include "fsck.h"
     42 #include "extern.h"
     43 
     44 void
     45 pass3()
     46 {
     47 	register struct inoinfo **inpp, *inp;
     48 	ino_t orphan;
     49 	int loopcnt;
     50 
     51 	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
     52 		inp = *inpp;
     53 		if (inp->i_number == ROOTINO ||
     54 		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
     55 			continue;
     56 		if (statemap[inp->i_number] == DCLEAR)
     57 			continue;
     58 		for (loopcnt = 0;; loopcnt++) {
     59 			orphan = inp->i_number;
     60 			if (inp->i_parent == 0 ||
     61 			    statemap[inp->i_parent] != DSTATE ||
     62 			    loopcnt > numdirs)
     63 				break;
     64 			inp = getinoinfo(inp->i_parent);
     65 		}
     66 		(void) linkup(orphan, inp->i_dotdot);
     67 		inp->i_parent = inp->i_dotdot = lfdir;
     68 		lncntp[lfdir]--;
     69 		statemap[orphan] = DFOUND;
     70 		propagate();
     71 	}
     72 }
     73