change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/include/net/arp.h
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@@ -57,8 +57,8 @@
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 		unsigned long now = jiffies;
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 		/* avoid dirtying neighbour */
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-		if (n->confirmed != now)
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-			n->confirmed = now;
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+		if (READ_ONCE(n->confirmed) != now)
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+			WRITE_ONCE(n->confirmed, now);
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 	}
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 	rcu_read_unlock_bh();
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 }
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@@ -71,6 +71,7 @@
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 	      const unsigned char *src_hw, const unsigned char *th);
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 int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir);
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 void arp_ifdown(struct net_device *dev);
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+int arp_invalidate(struct net_device *dev, __be32 ip, bool force);
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 struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
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 			   struct net_device *dev, __be32 src_ip,