From: Chuck Lever <chuck.lever@oracle.com>
Date: Fri, 4 May 2018 15:36:02 -0400
Subject: xprtrdma: Add trace_xprtrdma_dma_map(mr)
Patch-mainline: v4.18-rc1
Git-commit: 8335640cf89faa0f4e39e73e314f3f3a22d776f3
References: bsc#1103992 FATE#326009

Matches trace_xprtrdma_dma_unmap(mr).

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/trace/events/rpcrdma.h |    1 +
 net/sunrpc/xprtrdma/fmr_ops.c  |    1 +
 net/sunrpc/xprtrdma/frwr_ops.c |    1 +
 3 files changed, 3 insertions(+)

--- a/include/trace/events/rpcrdma.h
+++ b/include/trace/events/rpcrdma.h
@@ -652,6 +652,7 @@ DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li);
 DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake);
 
 DEFINE_MR_EVENT(xprtrdma_localinv);
+DEFINE_MR_EVENT(xprtrdma_dma_map);
 DEFINE_MR_EVENT(xprtrdma_dma_unmap);
 DEFINE_MR_EVENT(xprtrdma_remoteinv);
 DEFINE_MR_EVENT(xprtrdma_recover_mr);
--- a/net/sunrpc/xprtrdma/fmr_ops.c
+++ b/net/sunrpc/xprtrdma/fmr_ops.c
@@ -243,6 +243,7 @@ fmr_op_map(struct rpcrdma_xprt *r_xprt,
 				     mr->mr_sg, i, mr->mr_dir);
 	if (!mr->mr_nents)
 		goto out_dmamap_err;
+	trace_xprtrdma_dma_map(mr);
 
 	for (i = 0, dma_pages = mr->fmr.fm_physaddrs; i < mr->mr_nents; i++)
 		dma_pages[i] = sg_dma_address(&mr->mr_sg[i]);
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -416,6 +416,7 @@ frwr_op_map(struct rpcrdma_xprt *r_xprt,
 	mr->mr_nents = ib_dma_map_sg(ia->ri_device, mr->mr_sg, i, mr->mr_dir);
 	if (!mr->mr_nents)
 		goto out_dmamap_err;
+	trace_xprtrdma_dma_map(mr);
 
 	ibmr = frwr->fr_mr;
 	n = ib_map_mr_sg(ibmr, mr->mr_sg, mr->mr_nents, NULL, PAGE_SIZE);