Home | History | Annotate | Line # | Download | only in fsck_lfs
pass3.c revision 1.9 
      1 /* $NetBSD: pass3.c,v 1.9 2006/09/01 19:52:48 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/param.h>
     33 #include <sys/time.h>
     34 #include <ufs/ufs/dinode.h>
     35 #include <sys/mount.h>
     36 #include <ufs/lfs/lfs.h>
     37 #include "fsck.h"
     38 #include "extern.h"
     39 
     40 void
     41 pass3(void)
     42 {
     43 	struct inoinfo **inpp, *inp;
     44 	ino_t orphan;
     45 	int loopcnt;
     46 
     47 	for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) {
     48 		inp = *inpp;
     49 		if (inp->i_number == ROOTINO || inp->i_number == LFS_IFILE_INUM ||
     50 		    !(inp->i_parent == 0 || statemap[inp->i_number] == DSTATE))
     51 			continue;
     52 		if (statemap[inp->i_number] == DCLEAR)
     53 			continue;
     54 		if (statemap[inp->i_number] == FCLEAR)
     55 			continue;
     56 		for (loopcnt = 0;; loopcnt++) {
     57 			orphan = inp->i_number;
     58 			if (inp->i_parent == 0 ||
     59 			    statemap[inp->i_parent] != DSTATE ||
     60 			    loopcnt > numdirs)
     61 				break;
     62 			inp = getinoinfo(inp->i_parent);
     63 		}
     64 		(void) linkup(orphan, inp->i_dotdot);
     65 		inp->i_parent = inp->i_dotdot = lfdir;
     66 		lncntp[lfdir]--;
     67 		statemap[orphan] = DFOUND;
     68 		propagate();
     69 	}
     70 }
     71