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Commit 5f2f6bd9 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

SUNRPC: Simplify xprt_prepare_transmit() 



Remove the checks for whether or not we need to transmit, and whether
or not a reply has been received. Those are already handled in
call_transmit() itself.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
parent 04b3b88f

net/sunrpc/xprt.c

+7 −16
Original line number Diff line number Diff line
@@ -1123,27 +1123,18 @@ bool xprt_prepare_transmit(struct rpc_task *task) 
{

	struct rpc_rqst	*req = task->tk_rqstp;

	struct rpc_xprt	*xprt = req->rq_xprt;

	bool ret = false;



	dprintk("RPC: %5u xprt_prepare_transmit\n", task->tk_pid);



	spin_lock_bh(&xprt->transport_lock);

	if (!req->rq_bytes_sent) {

		if (req->rq_reply_bytes_recvd) {

			task->tk_status = req->rq_reply_bytes_recvd;

			goto out_unlock;

		}

	if (!xprt_lock_write(xprt, task)) {

		/* Race breaker: someone may have transmitted us */

		if (!test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate))

			goto out_unlock;

	}

	if (!xprt->ops->reserve_xprt(xprt, task)) {

		task->tk_status = -EAGAIN;

		goto out_unlock;

			rpc_wake_up_queued_task_set_status(&xprt->sending,

					task, 0);

		return false;



	}

	ret = true;

out_unlock:

	spin_unlock_bh(&xprt->transport_lock);

	return ret;

	return true;

}



void xprt_end_transmit(struct rpc_task *task)