EXIT;
}
+static int ldlm_enqueue_hpreq_check(struct ptlrpc_request *req)
+{
+ struct ldlm_request *dlm_req;
+ int rc = 0;
+ ENTRY;
+
+ if ((lustre_msg_get_flags(req->rq_reqmsg) & (MSG_REPLAY|MSG_RESENT)) !=
+ MSG_RESENT)
+ RETURN(0);
+
+ req_capsule_init(&req->rq_pill, req, RCL_SERVER);
+ req_capsule_set(&req->rq_pill, &RQF_LDLM_ENQUEUE);
+ dlm_req = req_capsule_client_get(&req->rq_pill, &RMF_DLM_REQ);
+ if (dlm_req == NULL)
+ RETURN(-EFAULT);
+
+ if (dlm_req->lock_count > 0) {
+ struct ldlm_lock *lock;
+
+ lock = cfs_hash_lookup(req->rq_export->exp_lock_hash,
+ (void *)&dlm_req->lock_handle[0]);
+
+ DEBUG_REQ(D_RPCTRACE, req, "lock %p cookie 0x%llx",
+ lock, dlm_req->lock_handle[0].cookie);
+ if (lock != NULL) {
+ rc = lock->l_granted_mode == lock->l_req_mode;
+ if (rc)
+ LDLM_DEBUG(lock, "hpreq resend");
+ LDLM_LOCK_RELEASE(lock);
+ }
+ }
+
+ RETURN(rc);
+}
+
+static struct ptlrpc_hpreq_ops ldlm_enqueue_hpreq_ops = {
+ .hpreq_lock_match = NULL,
+ .hpreq_check = ldlm_enqueue_hpreq_check,
+ .hpreq_fini = NULL,
+};
+
+static int mds_hpreq_handler(struct ptlrpc_request *req)
+{
+ if (lustre_msg_get_opc(req->rq_reqmsg) == LDLM_ENQUEUE)
+ req->rq_ops = &ldlm_enqueue_hpreq_ops;
+ else
+ ptlrpc_hpreq_handler(req);
+ return 0;
+}
+
static int mds_start_ptlrpc_service(struct mds_device *m)
{
static struct ptlrpc_service_conf conf;
.psc_ops = {
.so_req_handler = tgt_request_handle,
.so_req_printer = target_print_req,
- .so_hpreq_handler = ptlrpc_hpreq_handler,
+ .so_hpreq_handler = mds_hpreq_handler,
},
};
m->mds_regular_service = ptlrpc_register_service(&conf, &obd->obd_kset,