From ae67e5966a09d3b43f3bfae42ec66cf5bbfebddc Mon Sep 17 00:00:00 2001
From: Tao Chen <chen.dylane@linux.dev>
Date: Sat, 7 Jun 2025 00:58:14 +0800
Subject: [PATCH] bpf: Add cookie to tracing bpf_link_info

bpf_tramp_link includes cookie info, we can add it in bpf_link_info.

Signed-off-by: Tao Chen <chen.dylane@linux.dev>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20250606165818.3394397-1-chen.dylane@linux.dev
---
 include/uapi/linux/bpf.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index c258f11..c067a57 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -6665,6 +6665,8 @@ struct bpf_link_info {
 			__u32 attach_type;
 			__u32 target_obj_id; /* prog_id for PROG_EXT, otherwise btf object id */
 			__u32 target_btf_id; /* BTF type id inside the object */
+			__u32 :32;
+			__u64 cookie;
 		} tracing;
 		struct {
 			__u64 cgroup_id;