Return-Path: Received: from fieldses.org ([174.143.236.118]:49145 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932221Ab0I3QTp (ORCPT ); Thu, 30 Sep 2010 12:19:45 -0400 From: "J. Bruce Fields" To: linux-nfs@vger.kernel.org Cc: "J. Bruce Fields" Subject: [PATCH 14/16] nfsd4: refactor connection allocation Date: Thu, 30 Sep 2010 12:19:11 -0400 Message-Id: <1285863553-8945-15-git-send-email-bfields@redhat.com> In-Reply-To: <1285863553-8945-1-git-send-email-bfields@redhat.com> References: <1285863553-8945-1-git-send-email-bfields@redhat.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Content-Type: text/plain MIME-Version: 1.0 Signed-off-by: J. Bruce Fields --- fs/nfsd/nfs4state.c | 32 ++++++++++++++++++++++++++------ 1 files changed, 26 insertions(+), 6 deletions(-) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index b7e9793..3b4d74c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -644,25 +644,45 @@ static void nfsd4_conn_lost(struct svc_xpt_user *u) spin_unlock(&clp->cl_lock); } -static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses) +static struct nfsd4_conn *alloc_conn(struct svc_rqst *rqstp) { - struct nfs4_client *clp = ses->se_client; struct nfsd4_conn *conn; conn = kmalloc(sizeof(struct nfsd4_conn), GFP_KERNEL); if (!conn) - return nfserr_jukebox; - conn->cn_flags = NFS4_CDFC4_FORE; + return NULL; svc_xprt_get(rqstp->rq_xprt); conn->cn_xprt = rqstp->rq_xprt; - conn->cn_session = ses; + conn->cn_flags = NFS4_CDFC4_FORE; + INIT_LIST_HEAD(&conn->cn_xpt_user.list); + return conn; +} + +static void nfsd4_hash_conn(struct nfsd4_conn *conn, struct nfsd4_session *ses) +{ + struct nfs4_client *clp = ses->se_client; spin_lock(&clp->cl_lock); + conn->cn_session = ses; list_add(&conn->cn_persession, &ses->se_conns); spin_unlock(&clp->cl_lock); +} +static void nfsd4_register_conn(struct nfsd4_conn *conn) +{ conn->cn_xpt_user.callback = nfsd4_conn_lost; - register_xpt_user(rqstp->rq_xprt, &conn->cn_xpt_user); + register_xpt_user(conn->cn_xprt, &conn->cn_xpt_user); +} + +static __be32 nfsd4_new_conn(struct svc_rqst *rqstp, struct nfsd4_session *ses) +{ + struct nfsd4_conn *conn; + + conn = alloc_conn(rqstp); + if (!conn) + return nfserr_jukebox; + nfsd4_hash_conn(conn, ses); + nfsd4_register_conn(conn); return nfs_ok; } -- 1.7.0.4