/*
* vfsmount lock must be held for write
*/
+static void umount_mnt(struct mount *mnt)
+{
+ /* old mountpoint will be dropped when we can do that */
+ mnt->mnt_ex_mountpoint = mnt->mnt_mountpoint;
+ unhash_mnt(mnt);
+}
+
+/*
+ * vfsmount lock must be held for write
+ */
void mnt_set_mountpoint(struct mount *mnt,
struct mountpoint *mp,
struct mount *child_mnt)
pin_insert_group(&p->mnt_umount, &p->mnt_parent->mnt, &unmounted);
if (mnt_has_parent(p)) {
mnt_add_count(p->mnt_parent, -1);
- /* old mountpoint will be dropped when we can do that */
- p->mnt_ex_mountpoint = p->mnt_mountpoint;
- unhash_mnt(p);
+ umount_mnt(p);
}
change_mnt_propagation(p, MS_PRIVATE);
}