From ec0b07eb3744e77a85997895188a73a4b67bc2a8 Mon Sep 17 00:00:00 2001
From: Christian Deacon <christianmdeacon@gmail.com>
Date: Fri, 28 Mar 2025 22:21:31 -0400
Subject: [PATCH] Optimize XDP program when filter logging is disabled.

---
 src/xdp/prog.c       | 13 ++++++++-----
 src/xdp/utils/rule.h | 10 ++++++----
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/xdp/prog.c b/src/xdp/prog.c
index 7304fe0..440afcb 100644
--- a/src/xdp/prog.c
+++ b/src/xdp/prog.c
@@ -338,19 +338,22 @@ int xdp_prog_main(struct xdp_md *ctx)
     rule.flow_bps = flow_bps;
     rule.ip_pps = ip_pps;
     rule.ip_bps = ip_bps;
-    rule.now = now;
     rule.pkt_len = pkt_len;
-    rule.src_port = src_port;
+
 #ifdef ENABLE_FILTER_LOGGING
+    rule.now = now;
+    rule.protocol = protocol;
+    rule.src_port = src_port;
     rule.dst_port = dst_port;
 #endif
-    rule.protocol = protocol;
-
+    
     rule.iph = iph;
-    rule.iph6 = iph6;
+    
     rule.tcph = tcph;
     rule.udph = udph;
     rule.icmph = icmph;
+
+    rule.iph6 = iph6;
     rule.icmph6 = icmp6h;
 
 #ifdef USE_NEW_LOOP
diff --git a/src/xdp/utils/rule.h b/src/xdp/utils/rule.h
index 3b8cdb3..5ba3cff 100644
--- a/src/xdp/utils/rule.h
+++ b/src/xdp/utils/rule.h
@@ -19,19 +19,21 @@ struct rule_ctx
     int action;
     u64 block_time;
 
+    int pkt_len;
+
     u64 ip_pps;
     u64 ip_bps;
 
     u64 flow_pps;
     u64 flow_bps;
 
-    u64 now;
-    int pkt_len;
-    u16 src_port;
 #ifdef ENABLE_FILTER_LOGGING
+    u64 now;
+
+    u8 protocol;
+    u16 src_port;
     u16 dst_port;
 #endif
-    u8 protocol;
 
     struct iphdr* iph;
     struct ipv6hdr* iph6;