LU-8667 osp: validate FID before initializing precreate seq

[fs/lustre-release.git] / lustre / fid / fid_request.c

diff --git a/lustre/fid/fid_request.c b/lustre/fid/fid_request.c
index a33ff82..2263f27 100644 (file)
--- a/lustre/fid/fid_request.c
+++ b/lustre/fid/fid_request.c
@@ -194,6 +194,17 @@ static int seq_client_alloc_meta(const struct lu_env *env,
                         * (MDT0)yet */
                        rc = seq_client_rpc(seq, &seq->lcs_space,
                                            SEQ_ALLOC_META, "meta");
+                       if (rc == -EINPROGRESS || rc == -EAGAIN) {
+                               wait_queue_head_t waitq;
+                               struct l_wait_info  lwi;
+
+                               /* MDT0 is not ready, let's wait for 2
+                                * seconds and retry. */
+                               init_waitqueue_head(&waitq);
+                               lwi = LWI_TIMEOUT(cfs_time_seconds(2), NULL,
+                                                 NULL);
+                               l_wait_event(waitq, 0, &lwi);
+                       }
                } while (rc == -EINPROGRESS || rc == -EAGAIN);
         }