From 82008adea7aba97697172f99d19227b19c013336 Mon Sep 17 00:00:00 2001
From: mukeshmv <mukesh@pensando.io>
Date: Mon, 28 Oct 2024 20:10:30 +0000
Subject: [PATCH] Mark appliance local region ID as create-only attribute

---
 dash-pipeline/bmv2/stages/pre_pipeline.p4 | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dash-pipeline/bmv2/stages/pre_pipeline.p4 b/dash-pipeline/bmv2/stages/pre_pipeline.p4
index fc94c672b..b65fb2f64 100644
--- a/dash-pipeline/bmv2/stages/pre_pipeline.p4
+++ b/dash-pipeline/bmv2/stages/pre_pipeline.p4
@@ -6,7 +6,9 @@ control pre_pipeline_stage(inout headers_t hdr,
 {
     action accept() {}
 
-    action set_appliance(bit<8> local_region_id) {
+    action set_appliance(
+        @SaiVal[create_only="true"]
+        bit<8> local_region_id) {
         meta.local_region_id = local_region_id;
     }