rds: Use RCU for the bind lookup searches

[cascardo/linux.git] / net / rds / af_rds.c

diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index ef09340..f16d2a9 100644 (file)
--- a/net/rds/af_rds.c
+++ b/net/rds/af_rds.c
@@ -72,7 +72,15 @@ static int rds_release(struct socket *sock)
         * with the socket. */
        rds_clear_recv_queue(rs);
        rds_cong_remove_socket(rs);
+
+       /*
+        * the binding lookup hash uses rcu, we need to
+        * make sure we sychronize_rcu before we free our
+        * entry
+        */
        rds_remove_bound(rs);
+       synchronize_rcu();
+
        rds_send_drop_to(rs, NULL);
        rds_rdma_drop_keys(rs);
        rds_notify_queue_get(rs, NULL);