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/*

 *

 * Definitions for mount interface. This describes the in the kernel build

 * linkedlist with mounted filesystems.

 *

 * Author:  Marco van Wieringen <mvw@planets.elm.net>

 *

 * Version: $Id: mount.h,v 1.1.1.1 2004-04-15 02:36:18 phoenix Exp $

 *

 */

#ifndef _LINUX_MOUNT_H

#define _LINUX_MOUNT_H

#ifdef __KERNEL__

#define MNT_NOSUID      1

#define MNT_NODEV       2

#define MNT_NOEXEC      4

struct vfsmount

{

        struct list_head mnt_hash;

        struct vfsmount *mnt_parent;    /* fs we are mounted on */

        struct dentry *mnt_mountpoint;  /* dentry of mountpoint */

        struct dentry *mnt_root;        /* root of the mounted tree */

        struct super_block *mnt_sb;     /* pointer to superblock */

        struct list_head mnt_mounts;    /* list of children, anchored here */

        struct list_head mnt_child;     /* and going through their mnt_child */

        atomic_t mnt_count;

        int mnt_flags;

        char *mnt_devname;              /* Name of device e.g. /dev/dsk/hda1 */

        struct list_head mnt_list;

};

static inline struct vfsmount *mntget(struct vfsmount *mnt)

{

        if (mnt)

                atomic_inc(&mnt->mnt_count);

        return mnt;

}

extern void __mntput(struct vfsmount *mnt);

static inline void mntput(struct vfsmount *mnt)

{

        if (mnt) {

                if (atomic_dec_and_test(&mnt->mnt_count))

                        __mntput(mnt);

        }

}

#endif

#endif /* _LINUX_MOUNT_H */