1 files changed, 17 insertions, 0 deletions

diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index a9828baaa445..bb7432d83b5a 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -1207,6 +1207,21 @@ static void nfs4_init_session(struct nfs_client *clp,
 }
 
 /*
+ * Session has been established, and the client marked ready.
+ * Set the mount rsize and wsize with negotiated fore channel
+ * attributes which will be bound checked in nfs_server_set_fsinfo.
+ */
+static void nfs4_session_set_rwsize(struct nfs_server *server)
+{
+#ifdef CONFIG_NFS_V4_1
+        if (!nfs4_has_session(server->nfs_client))
+                return;
+        server->rsize = server->nfs_client->cl_session->fc_attrs.max_resp_sz;
+        server->wsize = server->nfs_client->cl_session->fc_attrs.max_rqst_sz;
+#endif /* CONFIG_NFS_V4_1 */
+}
+
+/*
  * Create a version 4 volume record
  */
 static int nfs4_init_server(struct nfs_server *server,
@@ -1296,6 +1311,8 @@ struct nfs_server *nfs4_create_server(const struct nfs_parsed_mount_data *data,
                 (unsigned long long) server->fsid.minor);
         dprintk("Mount FH: %d\n", mntfh->size);
 
+        nfs4_session_set_rwsize(server);
+
         error = nfs_probe_fsinfo(server, mntfh, &fattr);
         if (error < 0)
                 goto error;