SUNRPC: Add a (empty for the moment) destructor for rpc_wait_queues

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 14 insertions, 7 deletions

diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index caf12fd6b6af..86aa897e7b08 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -214,6 +214,11 @@ void rpc_init_wait_queue(struct rpc_wait_queue *queue, const char *qname)
 }
 EXPORT_SYMBOL_GPL(rpc_init_wait_queue);
 
+void rpc_destroy_wait_queue(struct rpc_wait_queue *queue)
+{
+}
+EXPORT_SYMBOL_GPL(rpc_destroy_wait_queue);
+
 static int rpc_wait_bit_killable(void *word)
 {
         if (fatal_signal_pending(current))
@@ -1020,11 +1025,20 @@ rpc_destroy_mempool(void)
                 kmem_cache_destroy(rpc_task_slabp);
         if (rpc_buffer_slabp)
                 kmem_cache_destroy(rpc_buffer_slabp);
+        rpc_destroy_wait_queue(&delay_queue);
 }
 
 int
 rpc_init_mempool(void)
 {
+        /*
+         * The following is not strictly a mempool initialisation,
+         * but there is no harm in doing it here
+         */
+        rpc_init_wait_queue(&delay_queue, "delayq");
+        if (!rpciod_start())
+                goto err_nomem;
+
         rpc_task_slabp = kmem_cache_create("rpc_tasks",
                                              sizeof(struct rpc_task),
                                              0, SLAB_HWCACHE_ALIGN,
@@ -1045,13 +1059,6 @@ rpc_init_mempool(void)
                                                       rpc_buffer_slabp);
         if (!rpc_buffer_mempool)
                 goto err_nomem;
-        if (!rpciod_start())
-                goto err_nomem;
-        /*
-         * The following is not strictly a mempool initialisation,
-         * but there is no harm in doing it here
-         */
-        rpc_init_wait_queue(&delay_queue, "delayq");
         return 0;
 err_nomem:
         rpc_destroy_mempool();