net: use indirect call helpers for dst_output
This patch avoids the indirect call for the common case:
ip6_output and ip_output
Signed-off-by: Brian Vazquez <brianvv@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
diff --git a/include/net/dst.h b/include/net/dst.h
index 98cf6e8..3932e99 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -436,10 +436,16 @@ static inline void dst_set_expires(struct dst_entry *dst, int timeout)
dst->expires = expires;
}
+INDIRECT_CALLABLE_DECLARE(int ip6_output(struct net *, struct sock *,
+ struct sk_buff *));
+INDIRECT_CALLABLE_DECLARE(int ip_output(struct net *, struct sock *,
+ struct sk_buff *));
/* Output packet to network from transport. */
static inline int dst_output(struct net *net, struct sock *sk, struct sk_buff *skb)
{
- return skb_dst(skb)->output(net, sk, skb);
+ return INDIRECT_CALL_INET(skb_dst(skb)->output,
+ ip6_output, ip_output,
+ net, sk, skb);
}
INDIRECT_CALLABLE_DECLARE(int ip6_input(struct sk_buff *));