diff options
| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-01-08 09:48:15 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-02-01 10:13:47 -0500 |
| commit | 6a24dfb645dbcb05b34d08b991d082bdaa3ff072 (patch) | |
| tree | 4d99948bb2bcb1170778bc668dc4d64e327e8175 /net/sunrpc | |
| parent | 3dc0da278e2b26fa8e353b3a962b2c89e184d353 (diff) | |
| download | lwn-6a24dfb645dbcb05b34d08b991d082bdaa3ff072.tar.gz lwn-6a24dfb645dbcb05b34d08b991d082bdaa3ff072.zip | |
SUNRPC: Pass pointers to struct rpc_xprt to the congestion window
Avoid access to task->tk_xprt
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/xprt.c | 6 | ||||
| -rw-r--r-- | net/sunrpc/xprtsock.c | 6 |
2 files changed, 6 insertions, 6 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 774025109e2f..e1e439ea177f 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -438,15 +438,15 @@ EXPORT_SYMBOL_GPL(xprt_release_rqst_cong); /** * xprt_adjust_cwnd - adjust transport congestion window + * @xprt: pointer to xprt * @task: recently completed RPC request used to adjust window * @result: result code of completed RPC request * * We use a time-smoothed congestion estimator to avoid heavy oscillation. */ -void xprt_adjust_cwnd(struct rpc_task *task, int result) +void xprt_adjust_cwnd(struct rpc_xprt *xprt, struct rpc_task *task, int result) { struct rpc_rqst *req = task->tk_rqstp; - struct rpc_xprt *xprt = task->tk_xprt; unsigned long cwnd = xprt->cwnd; if (result >= 0 && cwnd <= xprt->cong) { @@ -834,7 +834,7 @@ static void xprt_timer(struct rpc_task *task) spin_lock_bh(&xprt->transport_lock); if (!req->rq_reply_bytes_recvd) { if (xprt->ops->timer) - xprt->ops->timer(task); + xprt->ops->timer(xprt, task); } else task->tk_status = 0; spin_unlock_bh(&xprt->transport_lock); diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index f7d6e4f8c162..37cbda63f45c 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1005,7 +1005,7 @@ static void xs_udp_data_ready(struct sock *sk, int len) UDPX_INC_STATS_BH(sk, UDP_MIB_INDATAGRAMS); - xprt_adjust_cwnd(task, copied); + xprt_adjust_cwnd(xprt, task, copied); xprt_complete_rqst(task, copied); out_unlock: @@ -1646,9 +1646,9 @@ static void xs_udp_set_buffer_size(struct rpc_xprt *xprt, size_t sndsize, size_t * * Adjust the congestion window after a retransmit timeout has occurred. */ -static void xs_udp_timer(struct rpc_task *task) +static void xs_udp_timer(struct rpc_xprt *xprt, struct rpc_task *task) { - xprt_adjust_cwnd(task, -ETIMEDOUT); + xprt_adjust_cwnd(xprt, task, -ETIMEDOUT); } static unsigned short xs_get_random_port(void) |