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path: root/net/sunrpc/xprtrdma/rpc_rdma.c
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Diffstat (limited to 'net/sunrpc/xprtrdma/rpc_rdma.c')
-rw-r--r--net/sunrpc/xprtrdma/rpc_rdma.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index 35f810899729..888823bb6dae 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -797,7 +797,6 @@ rpcrdma_reply_handler(struct rpcrdma_rep *rep)
__be32 *iptr;
int rdmalen, status, rmerr;
unsigned long cwnd;
- u32 credits;
dprintk("RPC: %s: incoming rep %p\n", __func__, rep);
@@ -928,15 +927,9 @@ out:
if (req->rl_nchunks)
r_xprt->rx_ia.ri_ops->ro_unmap_sync(r_xprt, req);
- credits = be32_to_cpu(headerp->rm_credit);
- if (credits == 0)
- credits = 1; /* don't deadlock */
- else if (credits > r_xprt->rx_buf.rb_max_requests)
- credits = r_xprt->rx_buf.rb_max_requests;
-
spin_lock_bh(&xprt->transport_lock);
cwnd = xprt->cwnd;
- xprt->cwnd = credits << RPC_CWNDSHIFT;
+ xprt->cwnd = atomic_read(&r_xprt->rx_buf.rb_credits) << RPC_CWNDSHIFT;
if (xprt->cwnd > cwnd)
xprt_release_rqst_cong(rqst->rq_task);