Fix up the back channel code to recognise that it has already been transmitted, so does not need to be called again. Also ensure that we set req->rq_task. Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx> --- net/sunrpc/clnt.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 21713bed812a..00384bde593e 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -1150,6 +1150,7 @@ struct rpc_task *rpc_run_bc_task(struct rpc_rqst *req) */ task = rpc_new_task(&task_setup_data); task->tk_rqstp = req; + req->rq_task = task; /* * Set up the xdr_buf length. @@ -2054,6 +2055,9 @@ call_bc_transmit(struct rpc_task *task) struct rpc_rqst *req = task->tk_rqstp; xprt_request_enqueue_transmit(task); + if (!test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate)) + goto out_wakeup; + if (!xprt_prepare_transmit(task)) goto out_retry; @@ -2108,6 +2112,7 @@ call_bc_transmit(struct rpc_task *task) "error: %d\n", task->tk_status); break; } +out_wakeup: rpc_wake_up_queued_task(&req->rq_xprt->pending, task); out_done: task->tk_action = rpc_exit_task; -- 2.17.1
