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Subject: [PATCH v1 3/5] xprtrdma: Move fr_linv_done field to struct rpcrdma_mr
From:   Chuck Lever <chuck.lever@oracle.com>
To:     linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org
Date:   Sat, 10 Apr 2021 14:57:21 -0400
Message-ID: <161808104126.21544.2370381333723823140.stgit@manet.1015granger.net>
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Clean up: Move more of struct rpcrdma_frwr into its parent.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 net/sunrpc/xprtrdma/frwr_ops.c  |    9 ++++-----
 net/sunrpc/xprtrdma/xprt_rdma.h |    2 +-
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index 2a886a28d82b..7d7a64d2ca4a 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -142,7 +142,7 @@ int frwr_mr_init(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr *mr)
 	mr->frwr.fr_mr = frmr;
 	mr->mr_device = NULL;
 	INIT_LIST_HEAD(&mr->mr_list);
-	init_completion(&mr->frwr.fr_linv_done);
+	init_completion(&mr->mr_linv_done);
 	frwr_cid_init(ep, mr);
 
 	sg_init_table(sg, depth);
@@ -481,12 +481,11 @@ static void frwr_wc_localinv_wake(struct ib_cq *cq, struct ib_wc *wc)
 {
 	struct ib_cqe *cqe = wc->wr_cqe;
 	struct rpcrdma_mr *mr = container_of(cqe, struct rpcrdma_mr, mr_cqe);
-	struct rpcrdma_frwr *frwr = &mr->frwr;
 
 	/* WARNING: Only wr_cqe and status are reliable at this point */
 	trace_xprtrdma_wc_li_wake(wc, &mr->mr_cid);
 	frwr_mr_done(wc, mr);
-	complete(&frwr->fr_linv_done);
+	complete(&mr->mr_linv_done);
 
 	rpcrdma_flush_disconnect(cq->cq_context, wc);
 }
@@ -544,7 +543,7 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
 	 * are complete.
 	 */
 	last->wr_cqe->done = frwr_wc_localinv_wake;
-	reinit_completion(&frwr->fr_linv_done);
+	reinit_completion(&mr->mr_linv_done);
 
 	/* Transport disconnect drains the receive CQ before it
 	 * replaces the QP. The RPC reply handler won't call us
@@ -558,7 +557,7 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req)
 	 * not happen, so don't wait in that case.
 	 */
 	if (bad_wr != first)
-		wait_for_completion(&frwr->fr_linv_done);
+		wait_for_completion(&mr->mr_linv_done);
 	if (!rc)
 		return;
 
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index f72b69c3f0ea..1374054b73fd 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -231,7 +231,6 @@ struct rpcrdma_sendctx {
  */
 struct rpcrdma_frwr {
 	struct ib_mr			*fr_mr;
-	struct completion		fr_linv_done;
 	union {
 		struct ib_reg_wr	fr_regwr;
 		struct ib_send_wr	fr_invwr;
@@ -247,6 +246,7 @@ struct rpcrdma_mr {
 	int			mr_nents;
 	enum dma_data_direction	mr_dir;
 	struct ib_cqe		mr_cqe;
+	struct completion	mr_linv_done;
 	struct rpcrdma_frwr	frwr;
 	struct rpcrdma_xprt	*mr_xprt;
 	u32			mr_handle;