From: Jason Wang <jasowang@xxxxxxxxxx>
Let's export do_xdp_generic as a general purpose function. It will
just run XDP program on skb but will not handle XDP actions.
Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
Signed-off-by: Prashant Bhole <prashantbhole.linux@xxxxxxxxx>
---
include/linux/netdevice.h | 2 ++
net/core/dev.c | 6 +++---
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9e6fb8524d91..2b6317ac9795 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3648,6 +3648,8 @@ static inline void dev_consume_skb_any(struct sk_buff *skb)
void generic_xdp_tx(struct sk_buff *skb, struct bpf_prog *xdp_prog);
int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff *skb);
+u32 do_xdp_generic_core(struct sk_buff *skb, struct xdp_buff *xdp,
+ struct bpf_prog *xdp_prog);
int netif_rx(struct sk_buff *skb);
int netif_rx_ni(struct sk_buff *skb);
int netif_receive_skb(struct sk_buff *skb);
diff --git a/net/core/dev.c b/net/core/dev.c
index 5ae647b9914f..d97c3f35e047 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4461,9 +4461,8 @@ static struct netdev_rx_queue *netif_get_rxqueue(struct sk_buff *skb)
return rxqueue;
}
-static u32 do_xdp_generic_core(struct sk_buff *skb,
- struct xdp_buff *xdp,
- struct bpf_prog *xdp_prog)
+u32 do_xdp_generic_core(struct sk_buff *skb, struct xdp_buff *xdp,
+ struct bpf_prog *xdp_prog)
{
struct netdev_rx_queue *rxqueue;
void *orig_data, *orig_data_end;
@@ -4574,6 +4573,7 @@ static u32 do_xdp_generic_core(struct sk_buff *skb,
return act;
}
+EXPORT_SYMBOL_GPL(do_xdp_generic_core);
/* When doing generic XDP we have to bypass the qdisc layer and the
* network taps in order to match in-driver-XDP behavior.
--
2.20.1
