2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2005-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
34 #include <sys/param.h>
35 #include <sys/systm.h>
37 #include <sys/kernel.h>
38 #include <sys/vnode.h>
40 #include <sys/mount.h>
41 #include <sys/mutex.h>
43 #include <ufs/ufs/extattr.h>
44 #include <ufs/ufs/quota.h>
45 #include <ufs/ufs/inode.h>
46 #include <ufs/ufs/ufsmount.h>
47 #include <ufs/ufs/gjournal.h>
49 #include <ufs/ffs/fs.h>
50 #include <ufs/ffs/ffs_extern.h>
53 * Change the number of unreferenced inodes.
56 ufs_gjournal_modref(struct vnode *vp, int count)
70 ump = VFSTOUFS(vp->v_mount);
72 devvp = ump->um_devvp;
75 cg = ino_to_cg(fs, ino);
76 if (devvp->v_type == VREG) {
77 /* devvp is a snapshot */
78 dev = VFSTOUFS(devvp->v_mount)->um_devvp->v_rdev;
79 cgbno = fragstoblks(fs, cgtod(fs, cg));
80 } else if (devvp->v_type == VCHR) {
81 /* devvp is a normal disk device */
83 cgbno = fsbtodb(fs, cgtod(fs, cg));
88 if ((u_int)ino >= fs->fs_ipg * fs->fs_ncg)
89 panic("ufs_gjournal_modref: range: dev = %s, ino = %lu, fs = %s",
90 devtoname(dev), (u_long)ino, fs->fs_fsmnt);
91 if ((error = ffs_getcg(fs, devvp, cg, &bp, &cgp)) != 0)
93 cgp->cg_unrefs += count;
95 fs->fs_unrefs += count;
104 ufs_gjournal_orphan(struct vnode *vp)
108 if (vp->v_mount->mnt_gjprovider == NULL)
110 if (vp->v_usecount < 2 || (vp->v_vflag & VV_DELETED))
113 if ((vp->v_type == VDIR && ip->i_nlink > 2) ||
114 (vp->v_type != VDIR && ip->i_nlink > 1)) {
117 vp->v_vflag |= VV_DELETED;
119 ufs_gjournal_modref(vp, 1);
123 ufs_gjournal_close(struct vnode *vp)
127 if (vp->v_mount->mnt_gjprovider == NULL)
129 if (!(vp->v_vflag & VV_DELETED))
134 ufs_gjournal_modref(vp, -1);