1 files changed, 107 insertions, 0 deletions
diff --git a/sys/geom/journal/g_journal_ufs.c b/sys/geom/journal/g_journal_ufs.c
new file mode 100644
index 0000000..b3db606
--- /dev/null
+++ b/sys/geom/journal/g_journal_ufs.c
@@ -0,0 +1,107 @@
+/*-
+ * Copyright (c) 2005-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/vnode.h>
+#include <sys/mount.h>
+
+#include <ufs/ufs/extattr.h>
+#include <ufs/ufs/quota.h>
+#include <ufs/ufs/inode.h>
+#include <ufs/ufs/ufs_extern.h>
+#include <ufs/ufs/ufsmount.h>
+
+#include <ufs/ffs/fs.h>
+#include <ufs/ffs/ffs_extern.h>
+
+#include <geom/geom.h>
+#include <geom/journal/g_journal.h>
+
+static const int superblocks[] = SBLOCKSEARCH;
+
+static int
+g_journal_ufs_clean(struct mount *mp)
+{
+	struct ufsmount *ump;
+	struct fs *fs;
+	int flags;
+
+	ump = VFSTOUFS(mp);
+	fs = ump->um_fs;
+
+	flags = fs->fs_flags;
+	fs->fs_flags &= ~(FS_UNCLEAN | FS_NEEDSFSCK);
+	ffs_sbupdate(ump, MNT_WAIT, 1);
+	fs->fs_flags = flags;
+
+	return (0);
+}
+
+static void
+g_journal_ufs_dirty(struct g_consumer *cp)
+{
+	struct fs *fs;
+	int error, i, sb;
+
+	if (SBLOCKSIZE % cp->provider->sectorsize != 0)
+		return;
+	for (i = 0; (sb = superblocks[i]) != -1; i++) {
+		if (sb % cp->provider->sectorsize != 0)
+			continue;
+		fs = g_read_data(cp, sb, SBLOCKSIZE, NULL);
+		if (fs == NULL)
+			continue;
+		if (fs->fs_magic != FS_UFS1_MAGIC &&
+		    fs->fs_magic != FS_UFS2_MAGIC) {
+			g_free(fs);
+			continue;
+		}
+		GJ_DEBUG(0, "clean=%d flags=0x%x", fs->fs_clean, fs->fs_flags);
+		fs->fs_clean = 0;
+		fs->fs_flags |= FS_NEEDSFSCK | FS_UNCLEAN;
+		error = g_write_data(cp, sb, fs, SBLOCKSIZE);
+		g_free(fs);
+		if (error != 0) {
+			GJ_DEBUG(0, "Cannot mark file system %s as dirty "
+			    "(error=%d).", cp->provider->name, error);
+		} else {
+			GJ_DEBUG(0, "File system %s marked as dirty.",
+			    cp->provider->name);
+		}
+	}
+}
+
+const struct g_journal_desc g_journal_ufs = {
+	.jd_fstype = "ufs",
+	.jd_clean = g_journal_ufs_clean,
+	.jd_dirty = g_journal_ufs_dirty
+};
+
+MODULE_DEPEND(g_journal, ufs, 1, 1, 1);