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Date: Tue, 06 Dec 2011 14:19:10 +0300
From: Stanislav Kinsbursky <skinsbursky@...allels.com>
To: Trond.Myklebust@...app.com
Cc: linux-nfs@...r.kernel.org, xemul@...allels.com, neilb@...e.de,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
jbottomley@...allels.com, bfields@...ldses.org,
davem@...emloft.net, devel@...nvz.org
Subject: [PATCH] SUNRPC: create svc_xprt in proper network namespace
This patch makes svc_xprt inherit network namespace link from it's socket.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@...allels.com>
---
include/linux/sunrpc/svc_xprt.h | 2 +-
net/sunrpc/svc_xprt.c | 6 +++---
net/sunrpc/svcsock.c | 8 +++++---
net/sunrpc/xprtrdma/svc_rdma_transport.c | 2 +-
4 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 8620f79..18df516 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -109,7 +109,7 @@ static inline int register_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u
int svc_reg_xprt_class(struct svc_xprt_class *);
void svc_unreg_xprt_class(struct svc_xprt_class *);
-void svc_xprt_init(struct svc_xprt_class *, struct svc_xprt *,
+void svc_xprt_init(struct net *, struct svc_xprt_class *, struct svc_xprt *,
struct svc_serv *);
int svc_create_xprt(struct svc_serv *, const char *, struct net *,
const int, const unsigned short, int);
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 447cd0e..f8f0627 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -147,8 +147,8 @@ EXPORT_SYMBOL_GPL(svc_xprt_put);
* Called by transport drivers to initialize the transport independent
* portion of the transport instance.
*/
-void svc_xprt_init(struct svc_xprt_class *xcl, struct svc_xprt *xprt,
- struct svc_serv *serv)
+void svc_xprt_init(struct net *net, struct svc_xprt_class *xcl,
+ struct svc_xprt *xprt, struct svc_serv *serv)
{
memset(xprt, 0, sizeof(*xprt));
xprt->xpt_class = xcl;
@@ -163,7 +163,7 @@ void svc_xprt_init(struct svc_xprt_class *xcl, struct svc_xprt *xprt,
spin_lock_init(&xprt->xpt_lock);
set_bit(XPT_BUSY, &xprt->xpt_flags);
rpc_init_wait_queue(&xprt->xpt_bc_pending, "xpt_bc_pending");
- xprt->xpt_net = get_net(&init_net);
+ xprt->xpt_net = get_net(net);
}
EXPORT_SYMBOL_GPL(svc_xprt_init);
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 71bed1c..277909e 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -739,7 +739,8 @@ static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv)
{
int err, level, optname, one = 1;
- svc_xprt_init(&svc_udp_class, &svsk->sk_xprt, serv);
+ svc_xprt_init(sock_net(svsk->sk_sock->sk), &svc_udp_class,
+ &svsk->sk_xprt, serv);
clear_bit(XPT_CACHE_AUTH, &svsk->sk_xprt.xpt_flags);
svsk->sk_sk->sk_data_ready = svc_udp_data_ready;
svsk->sk_sk->sk_write_space = svc_write_space;
@@ -1343,7 +1344,8 @@ static void svc_tcp_init(struct svc_sock *svsk, struct svc_serv *serv)
{
struct sock *sk = svsk->sk_sk;
- svc_xprt_init(&svc_tcp_class, &svsk->sk_xprt, serv);
+ svc_xprt_init(sock_net(svsk->sk_sock->sk), &svc_tcp_class,
+ &svsk->sk_xprt, serv);
set_bit(XPT_CACHE_AUTH, &svsk->sk_xprt.xpt_flags);
if (sk->sk_state == TCP_LISTEN) {
dprintk("setting up TCP socket for listening\n");
@@ -1659,7 +1661,7 @@ static struct svc_xprt *svc_bc_create_socket(struct svc_serv *serv,
return ERR_PTR(-ENOMEM);
xprt = &svsk->sk_xprt;
- svc_xprt_init(&svc_tcp_bc_class, xprt, serv);
+ svc_xprt_init(net, &svc_tcp_bc_class, xprt, serv);
serv->sv_bc_xprt = xprt;
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index ba1296d..894cb42 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -453,7 +453,7 @@ static struct svcxprt_rdma *rdma_create_xprt(struct svc_serv *serv,
if (!cma_xprt)
return NULL;
- svc_xprt_init(&svc_rdma_class, &cma_xprt->sc_xprt, serv);
+ svc_xprt_init(&init_net, &svc_rdma_class, &cma_xprt->sc_xprt, serv);
INIT_LIST_HEAD(&cma_xprt->sc_accept_q);
INIT_LIST_HEAD(&cma_xprt->sc_dto_q);
INIT_LIST_HEAD(&cma_xprt->sc_rq_dto_q);
--
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