From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Liping Zhang <zlpnobody@163.com>
Cc: netfilter-devel@vger.kernel.org, Liping Zhang <zlpnobody@gmail.com>
Subject: Re: [PATCH nf] netfilter: ctnetlink: remove unnecessary nf_conntrack_expect_lock protection
Date: Sat, 8 Apr 2017 23:16:15 +0200 [thread overview]
Message-ID: <20170408211615.GB5301@salvia> (raw)
In-Reply-To: <1491056064-19687-1-git-send-email-zlpnobody@163.com>
On Sat, Apr 01, 2017 at 10:14:24PM +0800, Liping Zhang wrote:
> @@ -1960,9 +1955,7 @@ static int ctnetlink_new_conntrack(struct net *net, struct sock *ctnl,
> err = -EEXIST;
> ct = nf_ct_tuplehash_to_ctrack(h);
> if (!(nlh->nlmsg_flags & NLM_F_EXCL)) {
> - spin_lock_bh(&nf_conntrack_expect_lock);
> err = ctnetlink_change_conntrack(ct, cda);
> - spin_unlock_bh(&nf_conntrack_expect_lock);
We used to have a central spinlock here.
spin_lock_bh(&nf_conntrack_lock);
that was removed time ago, so this go converted to use
nf_conntrack_expect_lock.
next prev parent reply other threads:[~2017-04-08 21:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-01 14:14 [PATCH nf] netfilter: ctnetlink: remove unnecessary nf_conntrack_expect_lock protection Liping Zhang
2017-04-08 21:16 ` Pablo Neira Ayuso [this message]
2017-04-09 4:21 ` Liping Zhang
2017-04-10 12:02 ` Pablo Neira Ayuso
2017-04-10 13:53 ` Liping Zhang
2017-04-13 22:03 ` Pablo Neira Ayuso
2017-04-13 21:52 ` Pablo Neira Ayuso
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