11558Srgrimes/* 21558Srgrimes * Copyright (c) 1980, 1986, 1993 31558Srgrimes * The Regents of the University of California. All rights reserved. 41558Srgrimes * 51558Srgrimes * Redistribution and use in source and binary forms, with or without 61558Srgrimes * modification, are permitted provided that the following conditions 71558Srgrimes * are met: 81558Srgrimes * 1. Redistributions of source code must retain the above copyright 91558Srgrimes * notice, this list of conditions and the following disclaimer. 101558Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111558Srgrimes * notice, this list of conditions and the following disclaimer in the 121558Srgrimes * documentation and/or other materials provided with the distribution. 131558Srgrimes * 4. Neither the name of the University nor the names of its contributors 141558Srgrimes * may be used to endorse or promote products derived from this software 151558Srgrimes * without specific prior written permission. 161558Srgrimes * 171558Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 181558Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 191558Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 201558Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 211558Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 221558Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 231558Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 241558Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 251558Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 261558Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 271558Srgrimes * SUCH DAMAGE. 281558Srgrimes */ 291558Srgrimes 30114589Sobrien#if 0 311558Srgrimes#ifndef lint 3223675Speterstatic const char sccsid[] = "@(#)pass4.c 8.4 (Berkeley) 4/28/95"; 33114589Sobrien#endif /* not lint */ 3441477Sjulian#endif 35114589Sobrien#include <sys/cdefs.h> 36114589Sobrien__FBSDID("$FreeBSD$"); 371558Srgrimes 381558Srgrimes#include <sys/param.h> 3923675Speter 401558Srgrimes#include <ufs/ufs/dinode.h> 4141474Sjulian#include <ufs/ffs/fs.h> 4223675Speter 4323675Speter#include <err.h> 441558Srgrimes#include <string.h> 4523675Speter 461558Srgrimes#include "fsck.h" 471558Srgrimes 487585Sbdevoid 4992839Simppass4(void) 501558Srgrimes{ 5192806Sobrien ino_t inumber; 5298542Smckusick union dinode *dp; 531558Srgrimes struct inodesc idesc; 5441474Sjulian int i, n, cg; 551558Srgrimes 5623675Speter memset(&idesc, 0, sizeof(struct inodesc)); 571558Srgrimes idesc.id_type = ADDR; 581558Srgrimes idesc.id_func = pass4check; 5941474Sjulian for (cg = 0; cg < sblock.fs_ncg; cg++) { 6070050Siedowse if (got_siginfo) { 6170050Siedowse printf("%s: phase 4: cyl group %d of %d (%d%%)\n", 6270050Siedowse cdevname, cg, sblock.fs_ncg, 6370050Siedowse cg * 100 / sblock.fs_ncg); 6470050Siedowse got_siginfo = 0; 6570050Siedowse } 66126345Sscottl if (got_sigalarm) { 67126345Sscottl setproctitle("%s p4 %d%%", cdevname, 68126345Sscottl cg * 100 / sblock.fs_ncg); 69126345Sscottl got_sigalarm = 0; 70126345Sscottl } 7141474Sjulian inumber = cg * sblock.fs_ipg; 7241474Sjulian for (i = 0; i < inostathead[cg].il_numalloced; i++, inumber++) { 7341474Sjulian if (inumber < ROOTINO) 7441474Sjulian continue; 7541474Sjulian idesc.id_number = inumber; 7641474Sjulian switch (inoinfo(inumber)->ino_state) { 771558Srgrimes 78136281Struckman case FZLINK: 79136281Struckman case DZLINK: 80136281Struckman if (inoinfo(inumber)->ino_linkcnt == 0) { 81136281Struckman clri(&idesc, "UNREF", 1); 82136281Struckman break; 83136281Struckman } 84136281Struckman /* fall through */ 85136281Struckman 8641474Sjulian case FSTATE: 8741474Sjulian case DFOUND: 8841474Sjulian n = inoinfo(inumber)->ino_linkcnt; 8941474Sjulian if (n) { 9041474Sjulian adjust(&idesc, (short)n); 9141474Sjulian break; 9241474Sjulian } 9341474Sjulian break; 941558Srgrimes 9541474Sjulian case DSTATE: 9641474Sjulian clri(&idesc, "UNREF", 1); 9741474Sjulian break; 981558Srgrimes 9941474Sjulian case DCLEAR: 100208330Smckusick /* if on snapshot, already cleared */ 101208330Smckusick if (cursnapshot != 0) 102208330Smckusick break; 10341474Sjulian dp = ginode(inumber); 10498542Smckusick if (DIP(dp, di_size) == 0) { 10541474Sjulian clri(&idesc, "ZERO LENGTH", 1); 10641474Sjulian break; 10741474Sjulian } 10841474Sjulian /* fall through */ 10941474Sjulian case FCLEAR: 11041474Sjulian clri(&idesc, "BAD/DUP", 1); 1111558Srgrimes break; 1121558Srgrimes 11341474Sjulian case USTATE: 11441474Sjulian break; 1151558Srgrimes 11641474Sjulian default: 11741474Sjulian errx(EEXIT, "BAD STATE %d FOR INODE I=%d", 11841474Sjulian inoinfo(inumber)->ino_state, inumber); 11941474Sjulian } 1201558Srgrimes } 1211558Srgrimes } 1221558Srgrimes} 1231558Srgrimes 1247585Sbdeint 12592839Simppass4check(struct inodesc *idesc) 1261558Srgrimes{ 12792806Sobrien struct dups *dlp; 1281558Srgrimes int nfrags, res = KEEPON; 12998542Smckusick ufs2_daddr_t blkno = idesc->id_blkno; 1301558Srgrimes 1311558Srgrimes for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { 1321558Srgrimes if (chkrange(blkno, 1)) { 1331558Srgrimes res = SKIP; 1341558Srgrimes } else if (testbmap(blkno)) { 1351558Srgrimes for (dlp = duplist; dlp; dlp = dlp->next) { 1361558Srgrimes if (dlp->dup != blkno) 1371558Srgrimes continue; 1381558Srgrimes dlp->dup = duplist->dup; 1391558Srgrimes dlp = duplist; 1401558Srgrimes duplist = duplist->next; 1411558Srgrimes free((char *)dlp); 1421558Srgrimes break; 1431558Srgrimes } 1441558Srgrimes if (dlp == 0) { 1451558Srgrimes clrbmap(blkno); 1461558Srgrimes n_blks--; 1471558Srgrimes } 1481558Srgrimes } 1491558Srgrimes } 1501558Srgrimes return (res); 1511558Srgrimes} 152