NFSD: NFSv4 callback client should use RPC_TASK_SOFTCONN
The server's callback client should stop trying to connect to the
client's callback server as soon as it gets ECONNREFUSED.
The NFS server's callback client does not call rpc_ping(), but appears
to have it's own "ping" procedure, so it wasn't covered by commit
caabea8a.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index c6eed2a..8fa412c 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -542,7 +542,8 @@
};
int status;
- status = rpc_call_async(cb->cb_client, &msg, RPC_TASK_SOFT,
+ status = rpc_call_async(cb->cb_client, &msg,
+ RPC_TASK_SOFT | RPC_TASK_SOFTCONN,
&nfsd4_cb_probe_ops, (void *)clp);
if (status) {
warn_no_callback_path(clp, status);