diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c
index 703e5df1f4ef..ee37186fea35 100644
--- a/kernel/bpf/cpumap.c
+++ b/kernel/bpf/cpumap.c
@@ -195,8 +195,10 @@ static int cpu_map_bpf_prog_run_xdp(struct bpf_cpu_map_entry *rcpu,
 
 		rxq.dev = xdpf->dev_rx;
 		rxq.mem.type = xdpf->mem_type;
-		/* TODO: report queue_index to xdp_rxq_info */
-
+		/* RX queue_index is not preserved after redirection.
+		 * If needed, the sender can embed it in XDP metadata
+		 * (via bpf_xdp_adjust_meta) for the remote program.
+		 */
 		xdp_convert_frame_to_buff(xdpf, &xdp);
 
 		act = bpf_prog_run_xdp(rcpu->prog, &xdp);