From patchwork Thu Dec 6 11:23:44 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanislav Kinsbursky X-Patchwork-Id: 1844571 Return-Path: X-Original-To: patchwork-linux-nfs@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id AC9B6DF2F9 for ; Thu, 6 Dec 2012 11:23:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423225Ab2LFLXN (ORCPT ); Thu, 6 Dec 2012 06:23:13 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:9768 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423191Ab2LFLXL (ORCPT ); Thu, 6 Dec 2012 06:23:11 -0500 Received: from localhost.localdomain ([10.30.21.131]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id qB6BN5jN030225; Thu, 6 Dec 2012 15:23:05 +0400 (MSK) Subject: [PATCH 8/8] nfsd: simplify service shutdown To: bfields@fieldses.org From: Stanislav Kinsbursky Cc: linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, devel@openvz.org Date: Thu, 06 Dec 2012 14:23:44 +0300 Message-ID: <20121206112344.29559.87559.stgit@localhost.localdomain> In-Reply-To: <20121206111903.29559.4853.stgit@localhost.localdomain> References: <20121206111903.29559.4853.stgit@localhost.localdomain> User-Agent: StGit/0.16 MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Function nfsd_shutdown is called from two places: nfsd_last_thread (when last kernel thread is exiting) and nfsd_svc (in case of kthreads starting error). When calling from nfsd_svc(), we can be sure that per-net resources are allocated, so we don't need to check per-net nfsd_net_up boolean flag. This allows us to remove nfsd_shutdown function at all and move check for per-net nfsd_net_up boolean flag to nfsd_last_thread. Signed-off-by: Stanislav Kinsbursky --- fs/nfsd/nfssvc.c | 9 ++------- 1 files changed, 2 insertions(+), 7 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index 5bb4a33..2cfd9c6 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -281,7 +281,7 @@ static void nfsd_shutdown_net(struct net *net) nfsd_shutdown_generic(); } -static void nfsd_shutdown(struct net *net) +static void nfsd_last_thread(struct svc_serv *serv, struct net *net) { struct nfsd_net *nn = net_generic(net, nfsd_net_id); @@ -294,11 +294,6 @@ static void nfsd_shutdown(struct net *net) if (!nn->nfsd_net_up) return; nfsd_shutdown_net(net); -} - -static void nfsd_last_thread(struct svc_serv *serv, struct net *net) -{ - nfsd_shutdown(net); svc_rpcb_cleanup(serv, net); @@ -530,7 +525,7 @@ nfsd_svc(int nrservs, struct net *net) error = nn->nfsd_serv->sv_nrthreads - 1; out_shutdown: if (error < 0 && !nfsd_up_before) - nfsd_shutdown(net); + nfsd_shutdown_net(net); out_destroy: nfsd_destroy(net); /* Release server */ out: