super.h 973 字节
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/* AFS filesystem internal private data
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 *
 * Copyright (c) 2002 Red Hat, Inc. All rights reserved.
 *
 * This software may be freely redistributed under the terms of the
 * GNU General Public License.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * Authors: David Woodhouse <dwmw2@cambridge.redhat.com>
 *          David Howells <dhowells@redhat.com>
 *
 */

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#ifndef AFS_SUPER_H
#define AFS_SUPER_H
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#include <linux/fs.h>
#include "server.h"

/*
 * AFS superblock private data
 * - there's one superblock per volume
 */
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struct afs_super_info {
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	struct afs_volume	*volume;	/* volume record */
	char			rwparent;	/* T if parent is R/W AFS volume */
};

static inline struct afs_super_info *AFS_FS_S(struct super_block *sb)
{
	return sb->s_fs_info;
}

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extern struct file_system_type afs_fs_type;

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#endif /* AFS_SUPER_H */