samples/bpf: xdpsock: use skb Tx path for XDP_SKB

Make sure that XDP_SKB also uses the skb Tx path.

Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

1 files changed, 5 insertions, 0 deletions

diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c
index 7494f60fbff8..d69c8d78d3fd 100644
--- a/samples/bpf/xdpsock_user.c
+++ b/samples/bpf/xdpsock_user.c
@@ -75,6 +75,7 @@ static int opt_queue;
 static int opt_poll;
 static int opt_shared_packet_buffer;
 static int opt_interval = 1;
+static u32 opt_xdp_bind_flags;
 
 struct xdp_umem_uqueue {
         u32 cached_prod;
@@ -541,9 +542,12 @@ static struct xdpsock *xsk_configure(struct xdp_umem *umem)
         sxdp.sxdp_family = PF_XDP;
         sxdp.sxdp_ifindex = opt_ifindex;
         sxdp.sxdp_queue_id = opt_queue;
+
         if (shared) {
                 sxdp.sxdp_flags = XDP_SHARED_UMEM;
                 sxdp.sxdp_shared_umem_fd = umem->fd;
+        } else {
+                sxdp.sxdp_flags = opt_xdp_bind_flags;
         }
 
         lassert(bind(sfd, (struct sockaddr *)&sxdp, sizeof(sxdp)) == 0);
@@ -699,6 +703,7 @@ static void parse_command_line(int argc, char **argv)
                         break;
                 case 'S':
                         opt_xdp_flags |= XDP_FLAGS_SKB_MODE;
+                        opt_xdp_bind_flags |= XDP_COPY;
                         break;
                 case 'N':
                         opt_xdp_flags |= XDP_FLAGS_DRV_MODE;