Re: [PATCHv5 bpf-next 1/3] xdp: add a new helper for dev map multicast support

On Tue, Jun 30, 2020 at 10:09:39PM -0700, Andrii Nakryiko wrote:

quoted

diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 0cb8ec948816..d7de6c0b32e4 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h

@@ -3285,6 +3285,23 @@ union bpf_attr {
  *             Dynamically cast a *sk* pointer to a *udp6_sock* pointer.
  *     Return
  *             *sk* if casting is valid, or NULL otherwise.
+ *
+ * int bpf_redirect_map_multi(struct bpf_map *map, struct bpf_map *ex_map, u64 flags)

We've recently converted all return types for helpers from int to
long, please update accordingly. Thanks.

Thanks, I will fix it.

- Hangbin