author: Ram Pai <linuxram@us.ibm.com> 2005-11-07 17:19:50 -0500
committer: Linus Torvalds <torvalds@g5.osdl.org> 2005-11-07 18:18:11 -0800
commit: b90fa9ae8f51f098ee480bbaabd6867992e9fc58
parent: 03e06e68ff76294e53ffa898cb844d2a997b043e
Commit Summary:
Diffstat:
1 file changed, 13 insertions, 0 deletions
diff --git a/fs/pnode.h b/fs/pnode.h
index ab1bdaee4e08..c62c72fad212 100644
--- a/fs/pnode.h
+++ b/fs/pnode.h
@@ -12,7 +12,21 @@
#include <linux/mount.h>
#define IS_MNT_SHARED(mnt) (mnt->mnt_flags & MNT_SHARED)
+#define IS_MNT_NEW(mnt) (!mnt->mnt_namespace)
#define CLEAR_MNT_SHARED(mnt) (mnt->mnt_flags &= ~MNT_SHARED)
+#define CL_EXPIRE 0x01
+#define CL_COPY_ALL 0x04
+#define CL_MAKE_SHARED 0x08
+#define CL_PROPAGATION 0x10
+
+static inline void set_mnt_shared(struct vfsmount *mnt)
+{
+ mnt->mnt_flags &= ~MNT_PNODE_MASK;
+ mnt->mnt_flags |= MNT_SHARED;
+}
+
void change_mnt_propagation(struct vfsmount *, int);
+int propagate_mnt(struct vfsmount *, struct dentry *, struct vfsmount *,
+ struct list_head *);
#endif /* _LINUX_PNODE_H */