[PATCH AUTOSEL 4.20 075/105] SUNRPC: Ensure rq_bytes_sent is reset before request transmission

From: Sasha Levin
Date: Tue Feb 12 2019 - 21:36:11 EST


From: Trond Myklebust <trondmy@xxxxxxxxx>

[ 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@xxxxxxxxxxxxxxx>
Signed-off-by: Anna Schumaker <Anna.Schumaker@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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