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Diffstat (limited to 'net/sunrpc/clnt.c')
-rw-r--r--net/sunrpc/clnt.c44
1 files changed, 40 insertions, 4 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 9cf63e6339f4..67c955d8b21b 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1812,6 +1812,24 @@ out:
}
/*
+ * Helpers to check if the task was already transmitted, and
+ * to take action when that is the case.
+ */
+static bool
+rpc_task_transmitted(struct rpc_task *task)
+{
+ return !test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate);
+}
+
+static void
+rpc_task_handle_transmitted(struct rpc_task *task)
+{
+ xprt_end_transmit(task);
+ task->tk_action = call_transmit_status;
+ call_transmit_status(task);
+}
+
+/*
* 4. Get the server port number if not yet set
*/
static void
@@ -1819,6 +1837,11 @@ call_bind(struct rpc_task *task)
{
struct rpc_xprt *xprt = task->tk_rqstp->rq_xprt;
+ if (rpc_task_transmitted(task)) {
+ rpc_task_handle_transmitted(task);
+ return;
+ }
+
dprint_status(task);
task->tk_action = call_connect;
@@ -1837,6 +1860,11 @@ call_bind_status(struct rpc_task *task)
{
int status = -EIO;
+ if (rpc_task_transmitted(task)) {
+ rpc_task_handle_transmitted(task);
+ return;
+ }
+
if (task->tk_status >= 0) {
dprint_status(task);
task->tk_status = 0;
@@ -1916,6 +1944,11 @@ call_connect(struct rpc_task *task)
{
struct rpc_xprt *xprt = task->tk_rqstp->rq_xprt;
+ if (rpc_task_transmitted(task)) {
+ rpc_task_handle_transmitted(task);
+ return;
+ }
+
dprintk("RPC: %5u call_connect xprt %p %s connected\n",
task->tk_pid, xprt,
(xprt_connected(xprt) ? "is" : "is not"));
@@ -1942,10 +1975,8 @@ call_connect_status(struct rpc_task *task)
struct rpc_clnt *clnt = task->tk_client;
int status = task->tk_status;
- /* Check if the task was already transmitted */
- if (!test_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate)) {
- xprt_end_transmit(task);
- task->tk_action = call_transmit_status;
+ if (rpc_task_transmitted(task)) {
+ rpc_task_handle_transmitted(task);
return;
}
@@ -2001,6 +2032,11 @@ out_retry:
static void
call_transmit(struct rpc_task *task)
{
+ if (rpc_task_transmitted(task)) {
+ rpc_task_handle_transmitted(task);
+ return;
+ }
+
dprint_status(task);
task->tk_action = call_transmit_status;