summaryrefslogtreecommitdiff
path: root/net/sunrpc/clnt.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/sunrpc/clnt.c')
-rw-r--r--net/sunrpc/clnt.c64
1 files changed, 24 insertions, 40 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 228970e6e52b..8ff11dc98d7f 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1540,7 +1540,6 @@ call_start(struct rpc_task *task)
clnt->cl_stats->rpccnt++;
task->tk_action = call_reserve;
rpc_task_set_transport(task, clnt);
- call_reserve(task);
}
/*
@@ -1554,9 +1553,6 @@ call_reserve(struct rpc_task *task)
task->tk_status = 0;
task->tk_action = call_reserveresult;
xprt_reserve(task);
- if (rpc_task_need_resched(task))
- return;
- call_reserveresult(task);
}
static void call_retry_reserve(struct rpc_task *task);
@@ -1579,7 +1575,6 @@ call_reserveresult(struct rpc_task *task)
if (status >= 0) {
if (task->tk_rqstp) {
task->tk_action = call_refresh;
- call_refresh(task);
return;
}
@@ -1605,7 +1600,6 @@ call_reserveresult(struct rpc_task *task)
/* fall through */
case -EAGAIN: /* woken up; retry */
task->tk_action = call_retry_reserve;
- call_retry_reserve(task);
return;
case -EIO: /* probably a shutdown */
break;
@@ -1628,9 +1622,6 @@ call_retry_reserve(struct rpc_task *task)
task->tk_status = 0;
task->tk_action = call_reserveresult;
xprt_retry_reserve(task);
- if (rpc_task_need_resched(task))
- return;
- call_reserveresult(task);
}
/*
@@ -1645,9 +1636,6 @@ call_refresh(struct rpc_task *task)
task->tk_status = 0;
task->tk_client->cl_stats->rpcauthrefresh++;
rpcauth_refreshcred(task);
- if (rpc_task_need_resched(task))
- return;
- call_refreshresult(task);
}
/*
@@ -1666,7 +1654,6 @@ call_refreshresult(struct rpc_task *task)
case 0:
if (rpcauth_uptodatecred(task)) {
task->tk_action = call_allocate;
- call_allocate(task);
return;
}
/* Use rate-limiting and a max number of retries if refresh
@@ -1685,7 +1672,6 @@ call_refreshresult(struct rpc_task *task)
task->tk_cred_retry--;
dprintk("RPC: %5u %s: retry refresh creds\n",
task->tk_pid, __func__);
- call_refresh(task);
return;
}
dprintk("RPC: %5u %s: refresh creds failed with error %d\n",
@@ -1711,10 +1697,8 @@ call_allocate(struct rpc_task *task)
task->tk_status = 0;
task->tk_action = call_encode;
- if (req->rq_buffer) {
- call_encode(task);
+ if (req->rq_buffer)
return;
- }
if (proc->p_proc != 0) {
BUG_ON(proc->p_arglen == 0);
@@ -1740,12 +1724,8 @@ call_allocate(struct rpc_task *task)
status = xprt->ops->buf_alloc(task);
xprt_inject_disconnect(xprt);
- if (status == 0) {
- if (rpc_task_need_resched(task))
- return;
- call_encode(task);
+ if (status == 0)
return;
- }
if (status != -ENOMEM) {
rpc_exit(task, status);
return;
@@ -1828,8 +1808,12 @@ call_encode(struct rpc_task *task)
xprt_request_enqueue_receive(task);
xprt_request_enqueue_transmit(task);
out:
- task->tk_action = call_bind;
- call_bind(task);
+ task->tk_action = call_transmit;
+ /* Check that the connection is OK */
+ if (!xprt_bound(task->tk_xprt))
+ task->tk_action = call_bind;
+ else if (!xprt_connected(task->tk_xprt))
+ task->tk_action = call_connect;
}
/*
@@ -1847,7 +1831,6 @@ rpc_task_handle_transmitted(struct rpc_task *task)
{
xprt_end_transmit(task);
task->tk_action = call_transmit_status;
- call_transmit_status(task);
}
/*
@@ -1865,7 +1848,6 @@ call_bind(struct rpc_task *task)
if (xprt_bound(xprt)) {
task->tk_action = call_connect;
- call_connect(task);
return;
}
@@ -1896,7 +1878,6 @@ call_bind_status(struct rpc_task *task)
dprint_status(task);
task->tk_status = 0;
task->tk_action = call_connect;
- call_connect(task);
return;
}
@@ -1981,7 +1962,6 @@ call_connect(struct rpc_task *task)
if (xprt_connected(xprt)) {
task->tk_action = call_transmit;
- call_transmit(task);
return;
}
@@ -2051,7 +2031,6 @@ call_connect_status(struct rpc_task *task)
case 0:
clnt->cl_stats->netreconn++;
task->tk_action = call_transmit;
- call_transmit(task);
return;
}
rpc_exit(task, status);
@@ -2087,9 +2066,6 @@ call_transmit(struct rpc_task *task)
xprt_transmit(task);
}
xprt_end_transmit(task);
- if (rpc_task_need_resched(task))
- return;
- call_transmit_status(task);
}
/*
@@ -2105,11 +2081,8 @@ call_transmit_status(struct rpc_task *task)
* test first.
*/
if (rpc_task_transmitted(task)) {
- if (task->tk_status == 0)
- xprt_request_wait_receive(task);
- if (rpc_task_need_resched(task))
- return;
- call_status(task);
+ task->tk_status = 0;
+ xprt_request_wait_receive(task);
return;
}
@@ -2170,7 +2143,6 @@ call_bc_encode(struct rpc_task *task)
{
xprt_request_enqueue_transmit(task);
task->tk_action = call_bc_transmit;
- call_bc_transmit(task);
}
/*
@@ -2195,6 +2167,9 @@ call_bc_transmit_status(struct rpc_task *task)
{
struct rpc_rqst *req = task->tk_rqstp;
+ if (rpc_task_transmitted(task))
+ task->tk_status = 0;
+
dprint_status(task);
switch (task->tk_status) {
@@ -2261,7 +2236,6 @@ call_status(struct rpc_task *task)
status = task->tk_status;
if (status >= 0) {
task->tk_action = call_decode;
- call_decode(task);
return;
}
@@ -2311,6 +2285,15 @@ out_exit:
rpc_exit(task, status);
}
+static bool
+rpc_check_connected(const struct rpc_rqst *req)
+{
+ /* No allocated request or transport? return true */
+ if (!req || !req->rq_xprt)
+ return true;
+ return xprt_connected(req->rq_xprt);
+}
+
static void
rpc_check_timeout(struct rpc_task *task)
{
@@ -2322,10 +2305,11 @@ rpc_check_timeout(struct rpc_task *task)
dprintk("RPC: %5u call_timeout (major)\n", task->tk_pid);
task->tk_timeouts++;
- if (RPC_IS_SOFTCONN(task)) {
+ if (RPC_IS_SOFTCONN(task) && !rpc_check_connected(task->tk_rqstp)) {
rpc_exit(task, -ETIMEDOUT);
return;
}
+
if (RPC_IS_SOFT(task)) {
if (clnt->cl_chatty) {
printk(KERN_NOTICE "%s: server %s not responding, timed out\n",
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 03:12:21 +0000