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Date:   Tue, 12 Feb 2019 21:33:06 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Trond Myklebust <trondmy@...il.com>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <Anna.Schumaker@...app.com>,
        Sasha Levin <sashal@...nel.org>, linux-nfs@...r.kernel.org,
        netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 4.20 075/105] SUNRPC: Ensure rq_bytes_sent is reset before request transmission

From: Trond Myklebust <trondmy@...il.com>

[ Upstream commit e66721f0436396f779291a29616858b76bfd9415 ]

When we resend a request, ensure that the 'rq_bytes_sent' is reset
to zero.

Signed-off-by: Trond Myklebust <trond.myklebust@...merspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@...app.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/sunrpc/clnt.c | 1 -
 net/sunrpc/xprt.c | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 24cbddc44c88..2189fbc4c570 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1738,7 +1738,6 @@ rpc_xdr_encode(struct rpc_task *task)
 	xdr_buf_init(&req->rq_rcv_buf,
 		     req->rq_rbuffer,
 		     req->rq_rcvsize);
-	req->rq_bytes_sent = 0;
 
 	p = rpc_encode_header(task);
 	if (p == NULL) {
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 943f08be7c38..f1ec2110efeb 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -1151,6 +1151,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task)
 	struct rpc_xprt *xprt = req->rq_xprt;
 
 	if (xprt_request_need_enqueue_transmit(task, req)) {
+		req->rq_bytes_sent = 0;
 		spin_lock(&xprt->queue_lock);
 		/*
 		 * Requests that carry congestion control credits are added
-- 
2.19.1

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