From: Matt Corallo <git@bluematt.me>
Date: Tue, 25 May 2021 03:07:17 +0000 (+0000)
Subject: Use BPF_F_NO_COMMON_LRU on BPF_MAP_TYPE_LRU_PERCPU_HASH maps
X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=flowspec-xdp;a=commitdiff_plain;h=1fde2247b74f70a7585fe3f5ffe432d6522100b7

Use BPF_F_NO_COMMON_LRU on BPF_MAP_TYPE_LRU_PERCPU_HASH maps
---

diff --git a/xdp.c b/xdp.c
index 75a44ff..87544ba 100644
--- a/xdp.c
+++ b/xdp.c
@@ -204,6 +204,7 @@ struct percpu_ratelimit {
 #define V6_SRC_RATE_DEFINE(n, limit) \
 struct { \
 	__uint(type, BPF_MAP_TYPE_LRU_PERCPU_HASH); \
+	__uint(map_flags, BPF_F_NO_COMMON_LRU); \
 	__uint(max_entries, limit); \
 	uint128_t *key; \
 	struct percpu_ratelimit *value; \
@@ -212,6 +213,7 @@ struct { \
 #define V4_SRC_RATE_DEFINE(n, limit) \
 struct { \
 	__uint(type, BPF_MAP_TYPE_LRU_PERCPU_HASH); \
+	__uint(map_flags, BPF_F_NO_COMMON_LRU); \
 	__uint(max_entries, limit); \
 	__u32 *key; \
 	struct percpu_ratelimit *value; \