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Commit | Line | Data |
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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 | ||
99b7db7b NP |
12 | #include <linux/lglock.h> |
13 | ||
5e6d12b2 | 14 | struct super_block; |
a6f76f23 | 15 | struct linux_binprm; |
3e93cd67 | 16 | struct path; |
5e6d12b2 | 17 | |
07f3f05c DH |
18 | /* |
19 | * block_dev.c | |
20 | */ | |
9361401e | 21 | #ifdef CONFIG_BLOCK |
07f3f05c DH |
22 | extern struct super_block *blockdev_superblock; |
23 | extern void __init bdev_cache_init(void); | |
24 | ||
5e6d12b2 AM |
25 | static inline int sb_is_blkdev_sb(struct super_block *sb) |
26 | { | |
27 | return sb == blockdev_superblock; | |
28 | } | |
29 | ||
5cee5815 JK |
30 | extern int __sync_blockdev(struct block_device *bdev, int wait); |
31 | ||
9361401e | 32 | #else |
5e6d12b2 AM |
33 | static inline void bdev_cache_init(void) |
34 | { | |
35 | } | |
9361401e | 36 | |
5e6d12b2 AM |
37 | static inline int sb_is_blkdev_sb(struct super_block *sb) |
38 | { | |
39 | return 0; | |
40 | } | |
5cee5815 JK |
41 | |
42 | static inline int __sync_blockdev(struct block_device *bdev, int wait) | |
43 | { | |
44 | return 0; | |
45 | } | |
9361401e | 46 | #endif |
7b0de42d | 47 | |
07f3f05c DH |
48 | /* |
49 | * char_dev.c | |
50 | */ | |
51 | extern void __init chrdev_init(void); | |
52 | ||
a6f76f23 DH |
53 | /* |
54 | * exec.c | |
55 | */ | |
498052bb | 56 | extern int check_unsafe_exec(struct linux_binprm *); |
a6f76f23 | 57 | |
07f3f05c DH |
58 | /* |
59 | * namespace.c | |
60 | */ | |
61 | extern int copy_mount_options(const void __user *, unsigned long *); | |
eca6f534 | 62 | extern int copy_mount_string(const void __user *, char **); |
6d59e7f5 AV |
63 | |
64 | extern void free_vfsmnt(struct vfsmount *); | |
65 | extern struct vfsmount *alloc_vfsmnt(const char *); | |
b3e19d92 | 66 | extern unsigned int mnt_get_count(struct vfsmount *mnt); |
6d59e7f5 AV |
67 | extern struct vfsmount *__lookup_mnt(struct vfsmount *, struct dentry *, int); |
68 | extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *, | |
69 | struct vfsmount *); | |
70 | extern void release_mounts(struct list_head *); | |
71 | extern void umount_tree(struct vfsmount *, int, struct list_head *); | |
72 | extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int); | |
ea5b778a DH |
73 | extern int do_add_mount(struct vfsmount *, struct path *, int); |
74 | extern void mnt_clear_expiry(struct vfsmount *); | |
6d59e7f5 | 75 | |
f03c6599 AV |
76 | extern void mnt_make_longterm(struct vfsmount *); |
77 | extern void mnt_make_shortterm(struct vfsmount *); | |
78 | ||
6d59e7f5 | 79 | extern void __init mnt_init(void); |
3e93cd67 | 80 | |
99b7db7b NP |
81 | DECLARE_BRLOCK(vfsmount_lock); |
82 | ||
47cd813f | 83 | |
3e93cd67 AV |
84 | /* |
85 | * fs_struct.c | |
86 | */ | |
87 | extern void chroot_fs_refs(struct path *, struct path *); | |
864d7c4c NP |
88 | |
89 | /* | |
90 | * file_table.c | |
91 | */ | |
d996b62a NP |
92 | extern void file_sb_list_add(struct file *f, struct super_block *sb); |
93 | extern void file_sb_list_del(struct file *f); | |
864d7c4c | 94 | extern void mark_files_ro(struct super_block *); |
e81e3f4d | 95 | extern struct file *get_empty_filp(void); |
62c6943b AV |
96 | |
97 | /* | |
98 | * super.c | |
99 | */ | |
100 | extern int do_remount_sb(struct super_block *, int, void *, int); | |
35cf7ba0 AV |
101 | extern void __put_super(struct super_block *sb); |
102 | extern void put_super(struct super_block *sb); | |
482928d5 AV |
103 | |
104 | /* | |
105 | * open.c | |
106 | */ | |
107 | struct nameidata; | |
108 | extern struct file *nameidata_to_filp(struct nameidata *); | |
109 | extern void release_open_intent(struct nameidata *); | |
a8dade34 AV |
110 | |
111 | /* | |
112 | * inode.c | |
113 | */ | |
cffbc8aa | 114 | extern int get_nr_dirty_inodes(void); |
a4cdbd8b | 115 | extern void evict_inodes(struct super_block *); |
a8dade34 | 116 | extern int invalidate_inodes(struct super_block *); |