[PATCH 4/7] SUNRPC: parametrize local rpcbind clients creation with net ns

Stanislav Kinsbursky
2011-12-15T16:00:34Z

These client are per network namespace and thus can be created for different
network namespaces.

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>

---
include/linux/sunrpc/clnt.h | 4 ++--
net/sunrpc/rpcb_clnt.c | 7 +++----
net/sunrpc/svc.c | 4 ++--
3 files changed, 7 insertions(+), 8 deletions(-)

diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 1e56469..5748807 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -136,8 +136,8 @@ 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_create_local(struct net *);
+void rpcb_put_local(struct net *);
int rpcb_register(struct net *, u32, u32, int, unsigned short);
int rpcb_v4_register(struct net *net, const u32 program,
const u32 version,
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index d94f188..4ce3a8e 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -175,9 +175,9 @@ static int rpcb_get_local(struct net *net)
return cnt;
}

-void rpcb_put_local(void)
+void rpcb_put_local(struct net *net)
{
- struct sunrpc_net *sn = net_generic(&init_net, sunrpc_net_id);
+ struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
struct rpc_clnt *clnt = sn->rpcb_local_clnt;
struct rpc_clnt *clnt4 = sn->rpcb_local_clnt4;
int shutdown;
@@ -323,11 +323,10 @@ out:
* Returns zero on success, otherwise a negative errno value
* is returned.
*/
-int rpcb_create_local(void)
+int rpcb_create_local(struct net *net)
{
static DEFINE_MUTEX(rpcb_create_local_mutex);
int result = 0;
- struct net *net = &init_net;

if (rpcb_get_local(net))
return result;
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index e9c42ad..03e9f04 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -370,7 +370,7 @@ static int svc_rpcb_setup(struct svc_serv *serv)
{
int err;

- err = rpcb_create_local();
+ err = rpcb_create_local(&init_net);
if (err)
return err;

@@ -382,7 +382,7 @@ static int svc_rpcb_setup(struct svc_serv *serv)
void svc_rpcb_cleanup(struct svc_serv *serv)
{
svc_unregister(serv);
- rpcb_put_local();
+ rpcb_put_local(&init_net);
}
EXPORT_SYMBOL_GPL(svc_rpcb_cleanup);