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;
29 static inline void bdev_cache_init(void)
33 static inline int sb_is_blkdev_sb(struct super_block *sb)
42 extern void __init chrdev_init(void);
47 extern int check_unsafe_exec(struct linux_binprm *);
52 extern int copy_mount_options(const void __user *, unsigned long *);
54 extern void free_vfsmnt(struct vfsmount *);
55 extern struct vfsmount *alloc_vfsmnt(const char *);
56 extern struct vfsmount *__lookup_mnt(struct vfsmount *, struct dentry *, int);
57 extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *,
59 extern void release_mounts(struct list_head *);
60 extern void umount_tree(struct vfsmount *, int, struct list_head *);
61 extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int);
63 extern void __init mnt_init(void);
68 extern void chroot_fs_refs(struct path *, struct path *);