struct rpcrdma_xprt *r_xprt = rep->rr_rxprt;
struct rpc_xprt *xprt = &r_xprt->rx_xprt;
struct rpc_rqst *rqst = rep->rr_rqst;
- unsigned long cwnd;
int status;
xprt->reestablish_timeout = 0;
out:
spin_lock(&xprt->recv_lock);
- cwnd = xprt->cwnd;
- xprt->cwnd = r_xprt->rx_buf.rb_credits << RPC_CWNDSHIFT;
- if (xprt->cwnd > cwnd)
- xprt_release_rqst_cong(rqst->rq_task);
-
xprt_complete_rqst(rqst->rq_task, status);
xprt_unpin_rqst(rqst);
spin_unlock(&xprt->recv_lock);
if (!rqst)
goto out_norqst;
xprt_pin_rqst(rqst);
+ spin_unlock(&xprt->recv_lock);
if (credits == 0)
credits = 1; /* don't deadlock */
else if (credits > buf->rb_max_requests)
credits = buf->rb_max_requests;
- buf->rb_credits = credits;
-
- spin_unlock(&xprt->recv_lock);
+ if (buf->rb_credits != credits) {
+ spin_lock_bh(&xprt->transport_lock);
+ buf->rb_credits = credits;
+ xprt->cwnd = credits << RPC_CWNDSHIFT;
+ spin_unlock_bh(&xprt->transport_lock);
+ }
req = rpcr_to_rdmar(rqst);
req->rl_reply = rep;