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Commit | Line | Data |
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07b20889 RP |
1 | /* |
2 | * linux/fs/pnode.h | |
3 | * | |
4 | * (C) Copyright IBM Corporation 2005. | |
5 | * Released under GPL v2. | |
6 | * | |
7 | */ | |
8 | #ifndef _LINUX_PNODE_H | |
9 | #define _LINUX_PNODE_H | |
10 | ||
11 | #include <linux/list.h> | |
12 | #include <linux/mount.h> | |
03e06e68 RP |
13 | |
14 | #define IS_MNT_SHARED(mnt) (mnt->mnt_flags & MNT_SHARED) | |
b90fa9ae | 15 | #define IS_MNT_NEW(mnt) (!mnt->mnt_namespace) |
03e06e68 RP |
16 | #define CLEAR_MNT_SHARED(mnt) (mnt->mnt_flags &= ~MNT_SHARED) |
17 | ||
b90fa9ae RP |
18 | #define CL_EXPIRE 0x01 |
19 | #define CL_COPY_ALL 0x04 | |
20 | #define CL_MAKE_SHARED 0x08 | |
21 | #define CL_PROPAGATION 0x10 | |
22 | ||
23 | static inline void set_mnt_shared(struct vfsmount *mnt) | |
24 | { | |
25 | mnt->mnt_flags &= ~MNT_PNODE_MASK; | |
26 | mnt->mnt_flags |= MNT_SHARED; | |
27 | } | |
28 | ||
07b20889 | 29 | void change_mnt_propagation(struct vfsmount *, int); |
b90fa9ae RP |
30 | int propagate_mnt(struct vfsmount *, struct dentry *, struct vfsmount *, |
31 | struct list_head *); | |
a05964f3 RP |
32 | int propagate_umount(struct list_head *); |
33 | int propagate_mount_busy(struct vfsmount *, int); | |
07b20889 | 34 | #endif /* _LINUX_PNODE_H */ |