From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933743Ab1IIMIv (ORCPT ); Fri, 9 Sep 2011 08:08:51 -0400 Received: from mailhub.sw.ru ([195.214.232.25]:33563 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933308Ab1IIMIs (ORCPT ); Fri, 9 Sep 2011 08:08:48 -0400 Subject: [PATCH v2 2/5] SUNRPC: use rpcbind reference counting helpers To: Trond.Myklebust@netapp.com From: Stanislav Kinsbursky Cc: linux-nfs@vger.kernel.org, xemul@parallels.com, neilb@suse.de, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, bfields@fieldses.org, davem@davemloft.net Date: Fri, 09 Sep 2011 16:08:36 +0400 Message-ID: <20110909120836.13697.24968.stgit@localhost6.localdomain6> In-Reply-To: <20110909115146.13697.71682.stgit@localhost6.localdomain6> References: <20110909115146.13697.71682.stgit@localhost6.localdomain6> User-Agent: StGit/0.15 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org All is simple: we just increase users counter if rpcbind clients has been created already. Otherwise we create them and set users counter to 1. Signed-off-by: Stanislav Kinsbursky --- net/sunrpc/rpcb_clnt.c | 12 ++++-------- 1 files changed, 4 insertions(+), 8 deletions(-) diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index c84e6a3..b4cc0f1 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -256,9 +256,7 @@ static int rpcb_create_local_unix(void) clnt4 = NULL; } - /* Protected by rpcb_create_local_mutex */ - rpcb_local_clnt = clnt; - rpcb_local_clnt4 = clnt4; + rpcb_set_local(clnt, clnt4); out: return result; @@ -310,9 +308,7 @@ static int rpcb_create_local_net(void) clnt4 = NULL; } - /* Protected by rpcb_create_local_mutex */ - rpcb_local_clnt = clnt; - rpcb_local_clnt4 = clnt4; + rpcb_set_local(clnt, clnt4); out: return result; @@ -327,11 +323,11 @@ static int rpcb_create_local(void) static DEFINE_MUTEX(rpcb_create_local_mutex); int result = 0; - if (rpcb_local_clnt) + if (rpcb_get_local()) return result; mutex_lock(&rpcb_create_local_mutex); - if (rpcb_local_clnt) + if (rpcb_get_local()) goto out; if (rpcb_create_local_unix() != 0)