]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blame - fs/internal.h
Merge git://git.infradead.org/iommu-2.6
[mirror_ubuntu-bionic-kernel.git] / fs / internal.h
CommitLineData
07f3f05c
DH
1/* fs/ internal definitions
2 *
3 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
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.
10 */
11
5e6d12b2 12struct super_block;
a6f76f23 13struct linux_binprm;
3e93cd67 14struct path;
5e6d12b2 15
07f3f05c
DH
16/*
17 * block_dev.c
18 */
9361401e 19#ifdef CONFIG_BLOCK
07f3f05c
DH
20extern struct super_block *blockdev_superblock;
21extern void __init bdev_cache_init(void);
22
5e6d12b2
AM
23static inline int sb_is_blkdev_sb(struct super_block *sb)
24{
25 return sb == blockdev_superblock;
26}
27
9361401e 28#else
5e6d12b2
AM
29static inline void bdev_cache_init(void)
30{
31}
9361401e 32
5e6d12b2
AM
33static inline int sb_is_blkdev_sb(struct super_block *sb)
34{
35 return 0;
36}
9361401e 37#endif
7b0de42d 38
07f3f05c
DH
39/*
40 * char_dev.c
41 */
42extern void __init chrdev_init(void);
43
a6f76f23
DH
44/*
45 * exec.c
46 */
498052bb 47extern int check_unsafe_exec(struct linux_binprm *);
a6f76f23 48
07f3f05c
DH
49/*
50 * namespace.c
51 */
52extern int copy_mount_options(const void __user *, unsigned long *);
6d59e7f5
AV
53
54extern void free_vfsmnt(struct vfsmount *);
55extern struct vfsmount *alloc_vfsmnt(const char *);
56extern struct vfsmount *__lookup_mnt(struct vfsmount *, struct dentry *, int);
57extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *,
58 struct vfsmount *);
59extern void release_mounts(struct list_head *);
60extern void umount_tree(struct vfsmount *, int, struct list_head *);
61extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int);
62
63extern void __init mnt_init(void);
3e93cd67
AV
64
65/*
66 * fs_struct.c
67 */
68extern void chroot_fs_refs(struct path *, struct path *);