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sunrpc: remove svc_tcp_bc_class

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Remove svc_xprt_class svc_tcp_bc_class and related functions

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Vasily Averin 2018-12-24 14:45:46 +03:00 committed by J. Bruce Fields
parent 4aa5cffefa
commit 7f39154609
1 changed files with 0 additions and 101 deletions
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101
net/sunrpc/svcsock.c
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@ -70,13 +70,6 @@ static void svc_sock_free(struct svc_xprt *);
static struct svc_xprt *svc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
static struct svc_xprt *svc_bc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
static void svc_bc_sock_free(struct svc_xprt *xprt);
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
#ifdef CONFIG_DEBUG_LOCK_ALLOC
static struct lock_class_key svc_key[2];
static struct lock_class_key svc_slock_key[2];
@ -1189,58 +1182,6 @@ static struct svc_xprt *svc_tcp_create(struct svc_serv *serv,
return svc_create_socket(serv, IPPROTO_TCP, net, sa, salen, flags);
}
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
static struct svc_xprt *svc_bc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
static void svc_bc_sock_free(struct svc_xprt *xprt);
static struct svc_xprt *svc_bc_tcp_create(struct svc_serv *serv,
struct net *net,
struct sockaddr *sa, int salen,
int flags)
{
return svc_bc_create_socket(serv, IPPROTO_TCP, net, sa, salen, flags);
}
static void svc_bc_tcp_sock_detach(struct svc_xprt *xprt)
{
}
static const struct svc_xprt_ops svc_tcp_bc_ops = {
.xpo_create = svc_bc_tcp_create,
.xpo_detach = svc_bc_tcp_sock_detach,
.xpo_free = svc_bc_sock_free,
.xpo_prep_reply_hdr = svc_tcp_prep_reply_hdr,
.xpo_secure_port = svc_sock_secure_port,
};
static struct svc_xprt_class svc_tcp_bc_class = {
.xcl_name = "tcp-bc",
.xcl_owner = THIS_MODULE,
.xcl_ops = &svc_tcp_bc_ops,
.xcl_max_payload = RPCSVC_MAXPAYLOAD_TCP,
};
static void svc_init_bc_xprt_sock(void)
{
svc_reg_xprt_class(&svc_tcp_bc_class);
}
static void svc_cleanup_bc_xprt_sock(void)
{
svc_unreg_xprt_class(&svc_tcp_bc_class);
}
#else /* CONFIG_SUNRPC_BACKCHANNEL */
static void svc_init_bc_xprt_sock(void)
{
}
static void svc_cleanup_bc_xprt_sock(void)
{
}
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
static const struct svc_xprt_ops svc_tcp_ops = {
.xpo_create = svc_tcp_create,
.xpo_recvfrom = svc_tcp_recvfrom,
@ -1267,14 +1208,12 @@ void svc_init_xprt_sock(void)
{
svc_reg_xprt_class(&svc_tcp_class);
svc_reg_xprt_class(&svc_udp_class);
svc_init_bc_xprt_sock();
}
void svc_cleanup_xprt_sock(void)
{
svc_unreg_xprt_class(&svc_tcp_class);
svc_unreg_xprt_class(&svc_udp_class);
svc_cleanup_bc_xprt_sock();
}
static void svc_tcp_init(struct svc_sock *svsk, struct svc_serv *serv)
@ -1595,43 +1534,3 @@ static void svc_sock_free(struct svc_xprt *xprt)
sock_release(svsk->sk_sock);
kfree(svsk);
}
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/*
* Create a back channel svc_xprt which shares the fore channel socket.
*/
static struct svc_xprt *svc_bc_create_socket(struct svc_serv *serv,
int protocol,
struct net *net,
struct sockaddr *sin, int len,
int flags)
{
struct svc_sock *svsk;
struct svc_xprt *xprt;
if (protocol != IPPROTO_TCP) {
printk(KERN_WARNING "svc: only TCP sockets"
" supported on shared back channel\n");
return ERR_PTR(-EINVAL);
}
svsk = kzalloc(sizeof(*svsk), GFP_KERNEL);
if (!svsk)
return ERR_PTR(-ENOMEM);
xprt = &svsk->sk_xprt;
svc_xprt_init(net, &svc_tcp_bc_class, xprt, serv);
set_bit(XPT_CONG_CTRL, &svsk->sk_xprt.xpt_flags);
return xprt;
}
/*
* Free a back channel svc_sock.
*/
static void svc_bc_sock_free(struct svc_xprt *xprt)
{
if (xprt)
kfree(container_of(xprt, struct svc_sock, sk_xprt));
}
#endif /* CONFIG_SUNRPC_BACKCHANNEL */