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128 lines
4.1 KiB
C
128 lines
4.1 KiB
C
/*
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* Copyright (c) 1980, 1986, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if 0
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#ifndef lint
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static const char sccsid[] = "@(#)pass3.c 8.2 (Berkeley) 4/27/95";
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#endif /* not lint */
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <ufs/ufs/dinode.h>
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#include <ufs/ufs/dir.h>
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#include <ufs/ffs/fs.h>
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#include <string.h>
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#include "fsck.h"
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void
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pass3(void)
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{
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struct inoinfo *inp;
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int loopcnt, inpindex, state;
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ino_t orphan;
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struct inodesc idesc;
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char namebuf[MAXNAMLEN+1];
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for (inpindex = inplast - 1; inpindex >= 0; inpindex--) {
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if (got_siginfo) {
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printf("%s: phase 3: dir %d of %d (%d%%)\n", cdevname,
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(int)(inplast - inpindex - 1), (int)inplast,
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(int)((inplast - inpindex - 1) * 100 / inplast));
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got_siginfo = 0;
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}
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if (got_sigalarm) {
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setproctitle("%s p3 %d%%", cdevname,
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(int)((inplast - inpindex - 1) * 100 / inplast));
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got_sigalarm = 0;
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}
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inp = inpsort[inpindex];
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state = inoinfo(inp->i_number)->ino_state;
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if (inp->i_number == ROOTINO ||
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(inp->i_parent != 0 && state != DSTATE))
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continue;
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if (state == DCLEAR)
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continue;
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/*
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* If we are running with soft updates and we come
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* across unreferenced directories, we just leave
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* them in DSTATE which will cause them to be pitched
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* in pass 4.
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*/
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if ((preen || bkgrdflag) &&
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resolved && usedsoftdep && state == DSTATE) {
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if (inp->i_dotdot >= ROOTINO)
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inoinfo(inp->i_dotdot)->ino_linkcnt++;
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continue;
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}
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for (loopcnt = 0; ; loopcnt++) {
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orphan = inp->i_number;
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if (inp->i_parent == 0 ||
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inoinfo(inp->i_parent)->ino_state != DSTATE ||
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loopcnt > countdirs)
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break;
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inp = getinoinfo(inp->i_parent);
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}
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if (loopcnt <= countdirs) {
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if (linkup(orphan, inp->i_dotdot, NULL)) {
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inp->i_parent = inp->i_dotdot = lfdir;
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inoinfo(lfdir)->ino_linkcnt--;
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}
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inoinfo(orphan)->ino_state = DFOUND;
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propagate();
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continue;
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}
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pfatal("ORPHANED DIRECTORY LOOP DETECTED I=%lu",
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(u_long)orphan);
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if (reply("RECONNECT") == 0)
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continue;
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memset(&idesc, 0, sizeof(struct inodesc));
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idesc.id_type = DATA;
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idesc.id_number = inp->i_parent;
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idesc.id_parent = orphan;
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idesc.id_func = findname;
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idesc.id_name = namebuf;
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if ((ckinode(ginode(inp->i_parent), &idesc) & FOUND) == 0)
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pfatal("COULD NOT FIND NAME IN PARENT DIRECTORY");
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if (linkup(orphan, inp->i_parent, namebuf)) {
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idesc.id_func = clearentry;
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if (ckinode(ginode(inp->i_parent), &idesc) & FOUND)
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inoinfo(orphan)->ino_linkcnt++;
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inp->i_parent = inp->i_dotdot = lfdir;
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inoinfo(lfdir)->ino_linkcnt--;
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}
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inoinfo(orphan)->ino_state = DFOUND;
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propagate();
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}
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}
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