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authorJ. Bruce Fields <bfields@redhat.com>2010-09-29 15:29:32 -0400
committerJ. Bruce Fields <bfields@redhat.com>2010-10-01 19:29:45 -0400
commitdb90681d6eff89efc1eee523e1cb77eb632a6cf7 (patch)
tree4923aae6dcdaa35c42b4f19f319266437b42d7ce /fs/nfsd
parent19cf5c026f3ee06027523e59478e3fa54f573e5e (diff)
downloadop-kernel-dev-db90681d6eff89efc1eee523e1cb77eb632a6cf7.zip
op-kernel-dev-db90681d6eff89efc1eee523e1cb77eb632a6cf7.tar.gz
nfsd4: refactor connection allocation
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4state.c32
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;
}
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