FreeBSD source tree
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

129 lines
3.5 KiB

/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1980, 1986, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#if 0
#ifndef lint
static const char sccsid[] = "@(#)pass4.c 8.4 (Berkeley) 4/28/95";
#endif /* not lint */
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/stat.h>
#include <ufs/ufs/dinode.h>
#include <ufs/ffs/fs.h>
#include <err.h>
#include <stdint.h>
#include <string.h>
#include "fsck.h"
void
pass4(void)
{
ino_t inumber;
struct inode ip;
struct inodesc idesc;
int i, n, cg;
memset(&idesc, 0, sizeof(struct inodesc));
idesc.id_func = freeblock;
for (cg = 0; cg < sblock.fs_ncg; cg++) {
if (got_siginfo) {
printf("%s: phase 4: cyl group %d of %d (%d%%)\n",
cdevname, cg, sblock.fs_ncg,
cg * 100 / sblock.fs_ncg);
got_siginfo = 0;
}
if (got_sigalarm) {
setproctitle("%s p4 %d%%", cdevname,
cg * 100 / sblock.fs_ncg);
got_sigalarm = 0;
}
inumber = cg * sblock.fs_ipg;
for (i = 0; i < inostathead[cg].il_numalloced; i++, inumber++) {
if (inumber < UFS_ROOTINO)
continue;
idesc.id_number = inumber;
idesc.id_type = inoinfo(inumber)->ino_idtype;
switch (inoinfo(inumber)->ino_state) {
case FZLINK:
case DZLINK:
if (inoinfo(inumber)->ino_linkcnt == 0) {
clri(&idesc, "UNREF", 1);
break;
}
/* fall through */
case FSTATE:
case DFOUND:
n = inoinfo(inumber)->ino_linkcnt;
if (n) {
adjust(&idesc, (short)n);
break;
}
break;
case DSTATE:
clri(&idesc, "UNREF", 1);
break;
case DCLEAR:
/* if on snapshot, already cleared */
if (cursnapshot != 0)
break;
ginode(inumber, &ip);
if (DIP(ip.i_dp, di_size) == 0) {
clri(&idesc, "ZERO LENGTH", 1);
irelse(&ip);
break;
}
irelse(&ip);
/* fall through */
case FCLEAR:
clri(&idesc, "BAD/DUP", 1);
break;
case USTATE:
break;
default:
errx(EEXIT, "BAD STATE %d FOR INODE I=%ju",
inoinfo(inumber)->ino_state,
(uintmax_t)inumber);
}
}
}
}