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| 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> |
| 13 | |
| 14 | #define IS_MNT_SHARED(mnt) (mnt->mnt_flags & MNT_SHARED) |
| 15 | #define IS_MNT_SLAVE(mnt) (mnt->mnt_master) |
| 16 | #define IS_MNT_NEW(mnt) (!mnt->mnt_ns) |
| 17 | #define CLEAR_MNT_SHARED(mnt) (mnt->mnt_flags &= ~MNT_SHARED) |
| 18 | #define IS_MNT_UNBINDABLE(mnt) (mnt->mnt_flags & MNT_UNBINDABLE) |
| 19 | |
| 20 | #define CL_EXPIRE 0x01 |
| 21 | #define CL_SLAVE 0x02 |
| 22 | #define CL_COPY_ALL 0x04 |
| 23 | #define CL_MAKE_SHARED 0x08 |
| 24 | #define CL_PRIVATE 0x10 |
| 25 | |
| 26 | static inline void set_mnt_shared(struct vfsmount *mnt) |
| 27 | { |
| 28 | mnt->mnt_flags &= ~MNT_SHARED_MASK; |
| 29 | mnt->mnt_flags |= MNT_SHARED; |
| 30 | } |
| 31 | |
| 32 | void change_mnt_propagation(struct vfsmount *, int); |
| 33 | int propagate_mnt(struct vfsmount *, struct dentry *, struct vfsmount *, |
| 34 | struct list_head *); |
| 35 | int propagate_umount(struct list_head *); |
| 36 | int propagate_mount_busy(struct vfsmount *, int); |
| 37 | void mnt_release_group_id(struct vfsmount *); |
| 38 | int get_dominating_id(struct vfsmount *mnt, const struct path *root); |
| 39 | #endif /* _LINUX_PNODE_H */ |
| 40 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
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