linux/fs/mount.h
Al Viro 0714a53380 vfs: now it can be done - make mnt_parent point to struct mount
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-01-03 22:57:05 -05:00

20 lines
399 B
C

#include <linux/mount.h>
struct mount {
struct list_head mnt_hash;
struct mount *mnt_parent;
struct vfsmount mnt;
};
static inline struct mount *real_mount(struct vfsmount *mnt)
{
return container_of(mnt, struct mount, mnt);
}
static inline int mnt_has_parent(struct mount *mnt)
{
return mnt != mnt->mnt_parent;
}
extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *, int);