LU-12682 llite: fake symlink type of foreign file/dir

[fs/lustre-release.git] / lustre / llite / dir.c

diff --git a/lustre/llite/dir.c b/lustre/llite/dir.c
index dbacb2a..a57a11b 100644 (file)
--- a/lustre/llite/dir.c
+++ b/lustre/llite/dir.c
@@ -1662,6 +1662,16 @@ finish_req:
                return rc;
        }
 
+       case LL_IOC_UNLOCK_FOREIGN:
+               /* if not a foreign symlink do nothing */
+               if (ll_foreign_is_removable(dentry, true)) {
+                       CDEBUG(D_INFO,
+                              "prevent rmdir of non-foreign dir ("DFID")\n",
+                              PFID(ll_inode2fid(inode)));
+                       RETURN(-EOPNOTSUPP);
+               }
+               RETURN(0);
+
        case LL_IOC_REMOVE_ENTRY: {
                char            *filename = NULL;
                int              namelen = 0;