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authorWeston Andros Adamson <dros@netapp.com>2013-03-01 01:30:09 (GMT)
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-03-01 01:35:20 (GMT)
commitedddbb1eda61753c886a3c5e159293a7b3a9e30a (patch)
tree2771abd18c39df234420c332158bfb4f09085401
parenteb97cbb459c656b542101091f67ce112b3e56183 (diff)
downloadlinux-edddbb1eda61753c886a3c5e159293a7b3a9e30a.tar.xz
SUNRPC: add call to get configured timeout
Returns the configured timeout for the xprt of the rpc client. Signed-off-by: Weston Andros Adamson <dros@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
-rw-r--r--include/linux/sunrpc/clnt.h1
-rw-r--r--net/sunrpc/clnt.c15
2 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 34206b8..21d52d0 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -160,6 +160,7 @@ void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int);
int rpc_protocol(struct rpc_clnt *);
struct net * rpc_net_ns(struct rpc_clnt *);
size_t rpc_max_payload(struct rpc_clnt *);
+unsigned long rpc_get_timeout(struct rpc_clnt *clnt);
void rpc_force_rebind(struct rpc_clnt *);
size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t);
const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index a9f7906..09dc0c2 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1196,6 +1196,21 @@ size_t rpc_max_payload(struct rpc_clnt *clnt)
EXPORT_SYMBOL_GPL(rpc_max_payload);
/**
+ * rpc_get_timeout - Get timeout for transport in tenths of seconds
+ * @clnt: RPC client to query
+ */
+unsigned long rpc_get_timeout(struct rpc_clnt *clnt)
+{
+ unsigned long ret;
+
+ rcu_read_lock();
+ ret = rcu_dereference(clnt->cl_xprt)->timeout->to_initval;
+ rcu_read_unlock();
+ return ret;
+}
+EXPORT_SYMBOL_GPL(rpc_get_timeout);
+
+/**
* rpc_force_rebind - force transport to check that remote port is unchanged
* @clnt: client to rebind
*