1 files changed, 11 insertions, 2 deletions
diff --git a/include/net/raw.h b/include/net/raw.h
index 5e665934ebc7..2c004c20ed99 100644
--- a/include/net/raw.h
+++ b/include/net/raw.h
@@ -15,6 +15,8 @@
 
 #include <net/inet_sock.h>
 #include <net/protocol.h>
+#include <net/netns/hash.h>
+#include <linux/hash.h>
 #include <linux/icmp.h>
 
 extern struct proto raw_prot;
@@ -29,13 +31,20 @@ int raw_local_deliver(struct sk_buff *, int);
 
 int raw_rcv(struct sock *, struct sk_buff *);
 
-#define RAW_HTABLE_SIZE	MAX_INET_PROTOS
+#define RAW_HTABLE_LOG	8
+#define RAW_HTABLE_SIZE	(1U << RAW_HTABLE_LOG)
 
 struct raw_hashinfo {
 	spinlock_t lock;
-	struct hlist_nulls_head ht[RAW_HTABLE_SIZE];
+
+	struct hlist_nulls_head ht[RAW_HTABLE_SIZE] ____cacheline_aligned;
 };
 
+static inline u32 raw_hashfunc(const struct net *net, u32 proto)
+{
+	return hash_32(net_hash_mix(net) ^ proto, RAW_HTABLE_LOG);
+}
+
 static inline void raw_hashinfo_init(struct raw_hashinfo *hashinfo)
 {
 	int i;