[PATCH bpf-next 1/2] net: add umem reference in netdev{_rx}_queue

[Magnus Karlsson <magnus.karlsson@intel.com>]

These references to the umem will be used to store information
on what kind of AF_XDP umem that is bound to a queue id, if any.

Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com>
---
 include/linux/netdevice.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index e2b3bd7..9915d47 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -609,6 +609,9 @@ struct netdev_queue {
 
 	/* Subordinate device that the queue has been assigned to */
 	struct net_device	*sb_dev;
+#ifdef CONFIG_XDP_SOCKETS
+	struct xdp_umem         *umem;
+#endif
 /*
  * write-mostly part
  */
@@ -738,6 +741,9 @@ struct netdev_rx_queue {
 	struct kobject			kobj;
 	struct net_device		*dev;
 	struct xdp_rxq_info		xdp_rxq;
+#ifdef CONFIG_XDP_SOCKETS
+	struct xdp_umem                 *umem;
+#endif
 } ____cacheline_aligned_in_smp;
 
 /*
-- 
2.7.4