Merge tag 'nfs-for-4.9-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

[cascardo/linux.git] / net / sunrpc / svc.c

diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index c5b0cb4..7c8070e 100644 (file)
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -401,6 +401,21 @@ int svc_bind(struct svc_serv *serv, struct net *net)
 }
 EXPORT_SYMBOL_GPL(svc_bind);
 
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+static void
+__svc_init_bc(struct svc_serv *serv)
+{
+       INIT_LIST_HEAD(&serv->sv_cb_list);
+       spin_lock_init(&serv->sv_cb_lock);
+       init_waitqueue_head(&serv->sv_cb_waitq);
+}
+#else
+static void
+__svc_init_bc(struct svc_serv *serv)
+{
+}
+#endif
+
 /*
  * Create an RPC service
  */
@@ -443,6 +458,8 @@ __svc_create(struct svc_program *prog, unsigned int bufsize, int npools,
        init_timer(&serv->sv_temptimer);
        spin_lock_init(&serv->sv_lock);
 
+       __svc_init_bc(serv);
+
        serv->sv_nrpools = npools;
        serv->sv_pools =
                kcalloc(serv->sv_nrpools, sizeof(struct svc_pool),