From dcff9ed209aa6ad8fc575c7fccf6496fef44e869 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Mon, 19 Apr 2021 14:04:15 -0400 Subject: [PATCH] xprtrdma: Move the Work Request union to struct rpcrdma_mr Clean up. Signed-off-by: Chuck Lever Signed-off-by: Trond Myklebust --- net/sunrpc/xprtrdma/frwr_ops.c | 28 +++++++++------------------- net/sunrpc/xprtrdma/xprt_rdma.h | 8 ++++---- 2 files changed, 13 insertions(+), 23 deletions(-) diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c index 7d7a64d2ca4a..bb2b9c607c71 100644 --- a/net/sunrpc/xprtrdma/frwr_ops.c +++ b/net/sunrpc/xprtrdma/frwr_ops.c @@ -333,7 +333,7 @@ struct rpcrdma_mr_seg *frwr_map(struct rpcrdma_xprt *r_xprt, key = (u8)(ibmr->rkey & 0x000000FF); ib_update_fast_reg_key(ibmr, ++key); - reg_wr = &mr->frwr.fr_regwr; + reg_wr = &mr->mr_regwr; reg_wr->mr = ibmr; reg_wr->key = ibmr->rkey; reg_wr->access = writing ? @@ -398,19 +398,15 @@ int frwr_send(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) num_wrs = 1; post_wr = send_wr; list_for_each_entry(mr, &req->rl_registered, mr_list) { - struct rpcrdma_frwr *frwr; - trace_xprtrdma_mr_fastreg(mr); - frwr = &mr->frwr; mr->mr_cqe.done = frwr_wc_fastreg; - frwr->fr_regwr.wr.next = post_wr; - frwr->fr_regwr.wr.wr_cqe = &mr->mr_cqe; - frwr->fr_regwr.wr.num_sge = 0; - frwr->fr_regwr.wr.opcode = IB_WR_REG_MR; - frwr->fr_regwr.wr.send_flags = 0; - - post_wr = &frwr->fr_regwr.wr; + mr->mr_regwr.wr.next = post_wr; + mr->mr_regwr.wr.wr_cqe = &mr->mr_cqe; + mr->mr_regwr.wr.num_sge = 0; + mr->mr_regwr.wr.opcode = IB_WR_REG_MR; + mr->mr_regwr.wr.send_flags = 0; + post_wr = &mr->mr_regwr.wr; ++num_wrs; } @@ -506,7 +502,6 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) struct ib_send_wr *first, **prev, *last; struct rpcrdma_ep *ep = r_xprt->rx_ep; const struct ib_send_wr *bad_wr; - struct rpcrdma_frwr *frwr; struct rpcrdma_mr *mr; int rc; @@ -515,15 +510,13 @@ void frwr_unmap_sync(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) * Chain the LOCAL_INV Work Requests and post them with * a single ib_post_send() call. */ - frwr = NULL; prev = &first; while ((mr = rpcrdma_mr_pop(&req->rl_registered))) { trace_xprtrdma_mr_localinv(mr); r_xprt->rx_stats.local_inv_needed++; - frwr = &mr->frwr; - last = &frwr->fr_invwr; + last = &mr->mr_invwr; last->next = NULL; last->wr_cqe = &mr->mr_cqe; last->sg_list = NULL; @@ -608,22 +601,19 @@ void frwr_unmap_async(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req) { struct ib_send_wr *first, *last, **prev; struct rpcrdma_ep *ep = r_xprt->rx_ep; - struct rpcrdma_frwr *frwr; struct rpcrdma_mr *mr; int rc; /* Chain the LOCAL_INV Work Requests and post them with * a single ib_post_send() call. */ - frwr = NULL; prev = &first; while ((mr = rpcrdma_mr_pop(&req->rl_registered))) { trace_xprtrdma_mr_localinv(mr); r_xprt->rx_stats.local_inv_needed++; - frwr = &mr->frwr; - last = &frwr->fr_invwr; + last = &mr->mr_invwr; last->next = NULL; last->wr_cqe = &mr->mr_cqe; last->sg_list = NULL; diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 1374054b73fd..99ef83d673d6 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -231,10 +231,6 @@ struct rpcrdma_sendctx { */ struct rpcrdma_frwr { struct ib_mr *fr_mr; - union { - struct ib_reg_wr fr_regwr; - struct ib_send_wr fr_invwr; - }; }; struct rpcrdma_req; @@ -247,6 +243,10 @@ struct rpcrdma_mr { enum dma_data_direction mr_dir; struct ib_cqe mr_cqe; struct completion mr_linv_done; + union { + struct ib_reg_wr mr_regwr; + struct ib_send_wr mr_invwr; + }; struct rpcrdma_frwr frwr; struct rpcrdma_xprt *mr_xprt; u32 mr_handle;