If the transport is still connected, then we do want to allow
RPC_SOFTCONN tasks to retry. They should time out if and only if
the connection is broken.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
net/sunrpc/clnt.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 228970e6e52b..187d10443a15 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -2311,6 +2311,15 @@ call_status(struct rpc_task *task)
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 +2331,11 @@ 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",
--
2.20.1
