1 /* fs/ internal definitions
3 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
20 extern struct super_block
*blockdev_superblock
;
21 extern void __init
bdev_cache_init(void);
23 static inline int sb_is_blkdev_sb(struct super_block
*sb
)
25 return sb
== blockdev_superblock
;
28 extern int __sync_blockdev(struct block_device
*bdev
, int wait
);
31 static inline void bdev_cache_init(void)
35 static inline int sb_is_blkdev_sb(struct super_block
*sb
)
40 static inline int __sync_blockdev(struct block_device
*bdev
, int wait
)
49 extern void __init
chrdev_init(void);
54 extern int check_unsafe_exec(struct linux_binprm
*);
59 extern int copy_mount_options(const void __user
*, unsigned long *);
60 extern int copy_mount_string(const void __user
*, char **);
62 extern void free_vfsmnt(struct vfsmount
*);
63 extern struct vfsmount
*alloc_vfsmnt(const char *);
64 extern struct vfsmount
*__lookup_mnt(struct vfsmount
*, struct dentry
*, int);
65 extern void mnt_set_mountpoint(struct vfsmount
*, struct dentry
*,
67 extern void release_mounts(struct list_head
*);
68 extern void umount_tree(struct vfsmount
*, int, struct list_head
*);
69 extern struct vfsmount
*copy_tree(struct vfsmount
*, struct dentry
*, int);
71 extern void __init
mnt_init(void);
76 extern void chroot_fs_refs(struct path
*, struct path
*);
81 extern void mark_files_ro(struct super_block
*);
86 extern int do_remount_sb(struct super_block
*, int, void *, int);
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