net: add umem reference in netdev{_rx}_queue

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>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 1cbbf77a685fd33c02b9d9ed8db64fa2a4a4a2e9..8318f79586c28718a18d4c57287d2e6b7a5886f3 100644 (file)
--- 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;
 
 /*