openvswitch: Constify various function arguments
Help produce better optimized code.
Signed-off-by: Thomas Graf <tgraf@noironetworks.com>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index 10c94ac..394efa6 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -69,7 +69,7 @@
fifo->tail = 0;
}
-static bool action_fifo_is_empty(struct action_fifo *fifo)
+static bool action_fifo_is_empty(const struct action_fifo *fifo)
{
return (fifo->head == fifo->tail);
}
@@ -92,7 +92,7 @@
/* Return true if fifo is not full */
static struct deferred_action *add_deferred_actions(struct sk_buff *skb,
- struct sw_flow_key *key,
+ const struct sw_flow_key *key,
const struct nlattr *attr)
{
struct action_fifo *fifo;
@@ -944,7 +944,8 @@
/* Execute a list of actions against 'skb'. */
int ovs_execute_actions(struct datapath *dp, struct sk_buff *skb,
- struct sw_flow_actions *acts, struct sw_flow_key *key)
+ const struct sw_flow_actions *acts,
+ struct sw_flow_key *key)
{
int level = this_cpu_read(exec_actions_level);
int err;