- /*
- * we hold d_lock, so d_parent is stable, and d_fsdata is never
- * cleared until d_release
- */
- ceph_dir_clear_complete(d_inode(dentry->d_parent));
+ /* d_fsdata does not get cleared until d_release */
+ if (!d_unhashed(dentry)) {
+ __ceph_dir_clear_complete(dir_ci);
+ return;
+ }
+
+ /* Disable dcache readdir just in case that someone called d_drop()
+ * or d_invalidate(), but MDS didn't revoke CEPH_CAP_FILE_SHARED
+ * properly (dcache readdir is still enabled) */
+ di = ceph_dentry(dentry);
+ if (di->offset > 0 &&
+ di->lease_shared_gen == atomic_read(&dir_ci->i_shared_gen))
+ __ceph_dir_clear_ordered(dir_ci);