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xprtrdma: Move send_wr to struct rpcrdma_req

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Clean up: Most of the fields in each send_wr do not vary. There is
no need to initialize them before each ib_post_send(). This removes
a large-ish data structure from the stack.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever
2016-09-15 10:56:43 -04:00
committed by Anna Schumaker
parent b157380af1
commit 90aab60296
4 changed files with 24 additions and 24 deletions
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5
net/sunrpc/xprtrdma/rpc_rdma.c
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@@ -687,7 +687,7 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst)
req->rl_send_iov[0].length = hdrlen;
req->rl_send_iov[0].lkey = rdmab_lkey(req->rl_rdmabuf);
req->rl_niovs = 1;
req->rl_send_wr.num_sge = 1;
if (rtype == rpcrdma_areadch)
return 0;
@@ -697,7 +697,8 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst)
req->rl_send_iov[1].length = rpclen;
req->rl_send_iov[1].lkey = rdmab_lkey(req->rl_sendbuf);
req->rl_niovs = 2;
req->rl_send_wr.num_sge = 2;
return 0;
out_overflow: