xref: /freebsd/sys/geom/journal/g_journal_ufs.c (revision e17f5b1d307b7b8910d67883e57a9604305906d5)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2005-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
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.
15  *
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
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31 
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/vnode.h>
35 #include <sys/mount.h>
36 
37 #include <ufs/ufs/extattr.h>
38 #include <ufs/ufs/quota.h>
39 #include <ufs/ufs/inode.h>
40 #include <ufs/ufs/ufs_extern.h>
41 #include <ufs/ufs/ufsmount.h>
42 
43 #include <ufs/ffs/fs.h>
44 #include <ufs/ffs/ffs_extern.h>
45 
46 #include <geom/geom.h>
47 #include <geom/geom_dbg.h>
48 #include <geom/journal/g_journal.h>
49 
50 static int
51 g_journal_ufs_clean(struct mount *mp)
52 {
53 	struct ufsmount *ump;
54 	struct fs *fs;
55 	int flags;
56 
57 	ump = VFSTOUFS(mp);
58 	fs = ump->um_fs;
59 
60 	flags = fs->fs_flags;
61 	fs->fs_flags &= ~(FS_UNCLEAN | FS_NEEDSFSCK);
62 	ffs_sbupdate(ump, MNT_WAIT, 1);
63 	fs->fs_flags = flags;
64 
65 	return (0);
66 }
67 
68 static void
69 g_journal_ufs_dirty(struct g_consumer *cp)
70 {
71 	struct fs *fs;
72 	int error;
73 
74 	fs = NULL;
75 	if (SBLOCKSIZE % cp->provider->sectorsize != 0 ||
76 	    ffs_sbget(cp, &fs, STDSB, M_GEOM, g_use_g_read_data) != 0) {
77 		GJ_DEBUG(0, "Cannot find superblock to mark file system %s "
78 		    "as dirty.", cp->provider->name);
79 		KASSERT(fs == NULL,
80 		    ("g_journal_ufs_dirty: non-NULL fs %p\n", fs));
81 		return;
82 	}
83 	/*
84 	 * Do not use or change summary information, so free it now
85 	 * to avoid unnecessarily writing it back out in ffs_sbput().
86 	 */
87 	g_free(fs->fs_csp);
88 	g_free(fs->fs_si);
89 	fs->fs_si = NULL;
90 
91 	GJ_DEBUG(0, "clean=%d flags=0x%x", fs->fs_clean, fs->fs_flags);
92 	fs->fs_clean = 0;
93 	fs->fs_flags |= FS_NEEDSFSCK | FS_UNCLEAN;
94 	error = ffs_sbput(cp, fs, fs->fs_sblockloc, g_use_g_write_data);
95 	g_free(fs);
96 	if (error != 0) {
97 		GJ_DEBUG(0, "Cannot mark file system %s as dirty "
98 		    "(error=%d).", cp->provider->name, error);
99 	} else {
100 		GJ_DEBUG(0, "File system %s marked as dirty.",
101 		    cp->provider->name);
102 	}
103 }
104 
105 const struct g_journal_desc g_journal_ufs = {
106 	.jd_fstype = "ufs",
107 	.jd_clean = g_journal_ufs_clean,
108 	.jd_dirty = g_journal_ufs_dirty
109 };
110 
111 MODULE_DEPEND(g_journal, ufs, 1, 1, 1);
112 MODULE_VERSION(geom_journal, 0);
113