diff options
Diffstat (limited to 'net/sunrpc/clnt.c')
| -rw-r--r-- | net/sunrpc/clnt.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index b6aca8cb5ae6..d599fab8adcb 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -995,6 +995,24 @@ rpc_task_get_xprt(struct rpc_clnt *clnt) return xprt; } +static struct rpc_xprt * +rpc_task_get_first_xprt(struct rpc_clnt *clnt) +{ + struct rpc_xprt_switch *xps; + struct rpc_xprt *xprt; + + rcu_read_lock(); + xprt = xprt_get(rcu_dereference(clnt->cl_xprt)); + if (xprt) { + atomic_long_inc(&xprt->queuelen); + xps = rcu_dereference(clnt->cl_xpi.xpi_xpswitch); + atomic_long_inc(&xps->xps_queuelen); + } + rcu_read_unlock(); + + return xprt; +} + static void rpc_task_release_xprt(struct rpc_clnt *clnt, struct rpc_xprt *xprt) { @@ -1042,7 +1060,11 @@ void rpc_task_release_client(struct rpc_task *task) static void rpc_task_set_transport(struct rpc_task *task, struct rpc_clnt *clnt) { - if (!task->tk_xprt) + if (task->tk_xprt) + return; + if (task->tk_flags & RPC_TASK_NO_ROUND_ROBIN) + task->tk_xprt = rpc_task_get_first_xprt(clnt); + else task->tk_xprt = rpc_task_get_xprt(clnt); } |