netdev - [PATCH] netfilter: remove an atomic bit operation

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Message-Id: <1290239717-12664-1-git-send-email-xiaosuo@gmail.com>
Date:	Sat, 20 Nov 2010 15:55:17 +0800
From:	Changli Gao <xiaosuo@...il.com>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	"David S. Miller" <davem@...emloft.net>,
	netfilter-devel@...r.kernel.org, netdev@...r.kernel.org,
	Changli Gao <xiaosuo@...il.com>
Subject: [PATCH] netfilter: remove an atomic bit operation

As this ct won't be seen by the others, we don't need to set the
IPS_CONFIRMED_BIT in atomic way.

Signed-off-by: Changli Gao <xiaosuo@...il.com>
---
 net/netfilter/nf_conntrack_core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 27a5ea6..c708248 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -486,7 +486,7 @@ __nf_conntrack_confirm(struct sk_buff *skb)
 	ct->timeout.expires += jiffies;
 	add_timer(&ct->timeout);
 	atomic_inc(&ct->ct_general.use);
-	set_bit(IPS_CONFIRMED_BIT, &ct->status);
+	ct->status |= IPS_CONFIRMED_BIT;
 
 	/* Since the lookup is lockless, hash insertion must be done after
 	 * starting the timer and setting the CONFIRMED bit. The RCU barriers
--
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