OpenCloudOS-Kernel/fs/afs/super.h

46 lines
1.1 KiB
C

/* super.h: AFS filesystem internal private data
*
* 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>
*
*/
#ifndef _LINUX_AFS_SUPER_H
#define _LINUX_AFS_SUPER_H
#include <linux/fs.h>
#include "server.h"
#ifdef __KERNEL__
/*****************************************************************************/
/*
* AFS superblock private data
* - there's one superblock per volume
*/
struct afs_super_info
{
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;
}
extern struct file_system_type afs_fs_type;
#endif /* __KERNEL__ */
#endif /* _LINUX_AFS_SUPER_H */