From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailhub.sw.ru ([195.214.232.25]:25371 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932114Ab1IMSOE (ORCPT ); Tue, 13 Sep 2011 14:14:04 -0400 Subject: [PATCH v3 03/11] SUNRPC: introduce svc helpers for prepairing rpcbind infrastructure 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: Tue, 13 Sep 2011 22:13:43 +0400 Message-ID: <20110913181343.3961.53143.stgit@localhost6.localdomain6> In-Reply-To: <20110913180953.3961.69217.stgit@localhost6.localdomain6> References: <20110913180953.3961.69217.stgit@localhost6.localdomain6> Content-Type: text/plain; charset="utf-8" Sender: linux-nfs-owner@vger.kernel.org List-ID: MIME-Version: 1.0 This helpers will be used only for those services, that will send portmapper registration calls. Signed-off-by: Stanislav Kinsbursky --- include/linux/sunrpc/clnt.h | 2 ++ net/sunrpc/rpcb_clnt.c | 2 +- net/sunrpc/svc.c | 18 ++++++++++++++++++ 3 files changed, 21 insertions(+), 1 deletions(-) diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index db7bcaf..1eb437d 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -135,6 +135,8 @@ void rpc_shutdown_client(struct rpc_clnt *); void rpc_release_client(struct rpc_clnt *); void rpc_task_release_client(struct rpc_task *); +int rpcb_create_local(void); +void rpcb_put_local(void); int rpcb_register(u32, u32, int, unsigned short); int rpcb_v4_register(const u32 program, const u32 version, const struct sockaddr *address, diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index b3ac194..d42b642 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -317,7 +317,7 @@ out: * Returns zero on success, otherwise a negative errno value * is returned. */ -static int rpcb_create_local(void) +int rpcb_create_local(void) { static DEFINE_MUTEX(rpcb_create_local_mutex); int result = 0; diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index 6a69a11..f31e5cc 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -354,6 +354,24 @@ svc_pool_for_cpu(struct svc_serv *serv, int cpu) return &serv->sv_pools[pidx % serv->sv_nrpools]; } +static int svc_rpcb_setup(struct svc_serv *serv) +{ + int err; + + err = rpcb_create_local(); + if (err) + return err; + + /* Remove any stale portmap registrations */ + svc_unregister(serv); + return 0; +} + +static void svc_rpcb_cleanup(struct svc_serv *serv) +{ + svc_unregister(serv); + rpcb_put_local(); +} /* * Create an RPC service