fix:

(1) open smylink file;
(2) mdt_recovery() should return error on un-connected export;
(3) mdd_unlink permission check.

diff --git a/lustre/mdd/mdd_handler.c b/lustre/mdd/mdd_handler.c
index a7046f2..3430821 100644 (file)
--- a/lustre/mdd/mdd_handler.c
+++ b/lustre/mdd/mdd_handler.c
@@ -680,16 +680,22 @@ static int mdd_unlink(const struct lu_context *ctxt, struct md_object *pobj,
         struct mdd_object *mdd_pobj = md2mdd_obj(pobj);
         struct mdd_object *mdd_cobj = md2mdd_obj(cobj);
         struct dt_object  *dt_cobj = mdd_object_child(mdd_cobj);
-        struct thandle *handle;
+        struct thandle    *handle;
+        __u32             mode_copy = ma->ma_attr.la_mode;
         int rc;
         ENTRY;
 
         /* sanity checks */
-        if (dt_try_as_dir(ctxt, dt_cobj)) {
-                if (!S_ISDIR(ma->ma_attr.la_mode))
-                        RETURN(rc = -EISDIR);
-        } else if (S_ISDIR(ma->ma_attr.la_mode))
-                        RETURN(rc = -ENOTDIR);
+        rc = mdd_attr_get(ctxt, cobj, ma);
+        if (rc == 0) {
+                if (S_ISDIR(ma->ma_attr.la_mode)) {
+                        if (!S_ISDIR(mode_copy))
+                                rc = -EISDIR;
+                } else if (S_ISDIR(mode_copy))
+                                rc = -ENOTDIR;
+        }
+        if (rc != 0)
+                RETURN(rc);
 
         mdd_txn_param_build(ctxt, &MDD_TXN_UNLINK);
         handle = mdd_trans_start(ctxt, mdd);

diff --git a/lustre/mdt/mdt_handler.c b/lustre/mdt/mdt_handler.c
index a4bf12c..f2dfabf 100644 (file)
--- a/lustre/mdt/mdt_handler.c
+++ b/lustre/mdt/mdt_handler.c
@@ -1242,7 +1242,7 @@ static int mdt_recovery(struct ptlrpc_request *req)
                        req->rq_reqmsg->opc,
                        libcfs_id2str(req->rq_peer));
                 req->rq_status = -ENOTCONN;
-                RETURN(0);
+                RETURN(-ENOTCONN);
         }
 
         /* sanity check: if the xid matches, the request must be marked as a

diff --git a/lustre/mdt/mdt_open.c b/lustre/mdt/mdt_open.c
index fb75935..5ac05d8 100644 (file)
--- a/lustre/mdt/mdt_open.c
+++ b/lustre/mdt/mdt_open.c
@@ -103,21 +103,22 @@ static int mdt_mfd_open(struct mdt_thread_info *info,
                 rc = mo_attr_get(info->mti_ctxt, mdt_object_child(o), ma);
         }
         if (rc == 0){
+                if (ma->ma_valid & MA_INODE)
+                        mdt_pack_attr2body(repbody, la, mdt_object_fid(o));
+
                 if (!S_ISREG(la->la_mode) &&
                     !S_ISDIR(la->la_mode) &&
-                    (req->rq_export->exp_connect_flags & OBD_CONNECT_NODEVOH ||
-                     S_ISLNK(la->la_mode)))
+                    (req->rq_export->exp_connect_flags & OBD_CONNECT_NODEVOH))
                         /* If client supports this, do not return open handle
                         *  for special nodes */
                         RETURN(0);
+
                 if ((S_ISREG(la->la_mode) || S_ISDIR(la->la_mode))
                      && !created && !(ma->ma_valid & MA_LOV)) {
                         /*No EA, check whether it is will set regEA and dirEA
                          *since in above attr get, these size might be zero,
                          *so reset it, to retrieve the MD after create obj*/
-                        ma->ma_lmm_size = req_capsule_get_size(&info->mti_pill,
-                                                            &RMF_MDT_MD,
-                                                            RCL_SERVER);
+
                         LASSERT(p != NULL);
                         rc = mdt_create_data_obj(info, p, o);
                         if (rc)
@@ -141,8 +142,6 @@ static int mdt_mfd_open(struct mdt_thread_info *info,
         repbody->eadatasize = 0;
         repbody->aclsize = 0;
 
-        if (ma->ma_valid & MA_INODE)
-                mdt_pack_attr2body(repbody, la, mdt_object_fid(o));
         if (ma->ma_lmm_size && ma->ma_valid & MA_LOV) {
                 repbody->eadatasize = ma->ma_lmm_size;
                 if (S_ISDIR(la->la_mode))