863 static void nfsd4_cb_probe_done(struct rpc_task *task, void *calldata)  in nfsd4_cb_probe_done()  argument
867 	if (task->tk_status)  in nfsd4_cb_probe_done()
868 		nfsd4_mark_cb_down(clp, task->tk_status);  in nfsd4_cb_probe_done()
911 static bool nfsd41_cb_get_slot(struct nfs4_client *clp, struct rpc_task *task)  in nfsd41_cb_get_slot()  argument
914 		rpc_sleep_on(&clp->cl_cb_waitq, task, NULL);  in nfsd41_cb_get_slot()
920 		rpc_wake_up_queued_task(&clp->cl_cb_waitq, task);  in nfsd41_cb_get_slot()
929 static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)  in nfsd4_cb_prepare()  argument
942 		if (!cb->cb_holds_slot && !nfsd41_cb_get_slot(clp, task))  in nfsd4_cb_prepare()
946 	rpc_call_start(task);  in nfsd4_cb_prepare()
949 static bool nfsd4_cb_sequence_done(struct rpc_task *task, struct nfsd4_callback *cb)  in nfsd4_cb_sequence_done()  argument
965 		if (task->tk_flags & RPC_TASK_KILLED)  in nfsd4_cb_sequence_done()
993 		if (!rpc_restart_call(task))  in nfsd4_cb_sequence_done()
996 		rpc_delay(task, 2 * HZ);  in nfsd4_cb_sequence_done()
1017 	if (task->tk_flags & RPC_TASK_KILLED)  in nfsd4_cb_sequence_done()
1022 	if (rpc_restart_call_prepare(task))  in nfsd4_cb_sequence_done()
1026 	task->tk_status = 0;  in nfsd4_cb_sequence_done()
1031 static void nfsd4_cb_done(struct rpc_task *task, void *calldata)  in nfsd4_cb_done()  argument
1039 	if (!nfsd4_cb_sequence_done(task, cb))  in nfsd4_cb_done()
1043 		WARN_ON_ONCE(task->tk_status);  in nfsd4_cb_done()
1044 		task->tk_status = cb->cb_status;  in nfsd4_cb_done()
1047 	switch (cb->cb_ops->done(cb, task)) {  in nfsd4_cb_done()
1049 		task->tk_status = 0;  in nfsd4_cb_done()
1050 		rpc_restart_call_prepare(task);  in nfsd4_cb_done()
1056 		nfsd4_mark_cb_down(clp, task->tk_status);  in nfsd4_cb_done()