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> 44241012Smdf#include <stdint.h> 451558Srgrimes#include <string.h> 4623675Speter 471558Srgrimes#include "fsck.h" 481558Srgrimes 497585Sbdevoid 5092839Simppass4(void) 511558Srgrimes{ 5292806Sobrien ino_t inumber; 5398542Smckusick union dinode *dp; 541558Srgrimes struct inodesc idesc; 5541474Sjulian int i, n, cg; 561558Srgrimes 5723675Speter memset(&idesc, 0, sizeof(struct inodesc)); 581558Srgrimes idesc.id_type = ADDR; 591558Srgrimes idesc.id_func = pass4check; 6041474Sjulian for (cg = 0; cg < sblock.fs_ncg; cg++) { 6170050Siedowse if (got_siginfo) { 6270050Siedowse printf("%s: phase 4: cyl group %d of %d (%d%%)\n", 6370050Siedowse cdevname, cg, sblock.fs_ncg, 6470050Siedowse cg * 100 / sblock.fs_ncg); 6570050Siedowse got_siginfo = 0; 6670050Siedowse } 67126345Sscottl if (got_sigalarm) { 68126345Sscottl setproctitle("%s p4 %d%%", cdevname, 69126345Sscottl cg * 100 / sblock.fs_ncg); 70126345Sscottl got_sigalarm = 0; 71126345Sscottl } 7241474Sjulian inumber = cg * sblock.fs_ipg; 7341474Sjulian for (i = 0; i < inostathead[cg].il_numalloced; i++, inumber++) { 7441474Sjulian if (inumber < ROOTINO) 7541474Sjulian continue; 7641474Sjulian idesc.id_number = inumber; 7741474Sjulian switch (inoinfo(inumber)->ino_state) { 781558Srgrimes 79136281Struckman case FZLINK: 80136281Struckman case DZLINK: 81136281Struckman if (inoinfo(inumber)->ino_linkcnt == 0) { 82136281Struckman clri(&idesc, "UNREF", 1); 83136281Struckman break; 84136281Struckman } 85136281Struckman /* fall through */ 86136281Struckman 8741474Sjulian case FSTATE: 8841474Sjulian case DFOUND: 8941474Sjulian n = inoinfo(inumber)->ino_linkcnt; 9041474Sjulian if (n) { 9141474Sjulian adjust(&idesc, (short)n); 9241474Sjulian break; 9341474Sjulian } 9441474Sjulian break; 951558Srgrimes 9641474Sjulian case DSTATE: 9741474Sjulian clri(&idesc, "UNREF", 1); 9841474Sjulian break; 991558Srgrimes 10041474Sjulian case DCLEAR: 101208330Smckusick /* if on snapshot, already cleared */ 102208330Smckusick if (cursnapshot != 0) 103208330Smckusick break; 10441474Sjulian dp = ginode(inumber); 10598542Smckusick if (DIP(dp, di_size) == 0) { 10641474Sjulian clri(&idesc, "ZERO LENGTH", 1); 10741474Sjulian break; 10841474Sjulian } 10941474Sjulian /* fall through */ 11041474Sjulian case FCLEAR: 11141474Sjulian clri(&idesc, "BAD/DUP", 1); 1121558Srgrimes break; 1131558Srgrimes 11441474Sjulian case USTATE: 11541474Sjulian break; 1161558Srgrimes 11741474Sjulian default: 118241012Smdf errx(EEXIT, "BAD STATE %d FOR INODE I=%ju", 119241012Smdf inoinfo(inumber)->ino_state, 120241012Smdf (uintmax_t)inumber); 12141474Sjulian } 1221558Srgrimes } 1231558Srgrimes } 1241558Srgrimes} 1251558Srgrimes 1267585Sbdeint 12792839Simppass4check(struct inodesc *idesc) 1281558Srgrimes{ 12992806Sobrien struct dups *dlp; 1301558Srgrimes int nfrags, res = KEEPON; 13198542Smckusick ufs2_daddr_t blkno = idesc->id_blkno; 1321558Srgrimes 1331558Srgrimes for (nfrags = idesc->id_numfrags; nfrags > 0; blkno++, nfrags--) { 1341558Srgrimes if (chkrange(blkno, 1)) { 1351558Srgrimes res = SKIP; 1361558Srgrimes } else if (testbmap(blkno)) { 1371558Srgrimes for (dlp = duplist; dlp; dlp = dlp->next) { 1381558Srgrimes if (dlp->dup != blkno) 1391558Srgrimes continue; 1401558Srgrimes dlp->dup = duplist->dup; 1411558Srgrimes dlp = duplist; 1421558Srgrimes duplist = duplist->next; 1431558Srgrimes free((char *)dlp); 1441558Srgrimes break; 1451558Srgrimes } 1461558Srgrimes if (dlp == 0) { 1471558Srgrimes clrbmap(blkno); 1481558Srgrimes n_blks--; 1491558Srgrimes } 1501558Srgrimes } 1511558Srgrimes } 1521558Srgrimes return (res); 1531558Srgrimes} 154