From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Liping Zhang <zlpnobody@163.com>
Cc: fw@strlen.de, netfilter-devel@vger.kernel.org,
Liping Zhang <liping.zhang@spreadtrum.com>
Subject: Re: [PATCH nf-next V2] netfilter: conntrack: simplify the code by using nf_conntrack_get_ht
Date: Fri, 12 Aug 2016 12:34:42 +0200 [thread overview]
Message-ID: <20160812103442.GA3484@salvia> (raw)
In-Reply-To: <1469878973-15201-1-git-send-email-zlpnobody@163.com>
On Sat, Jul 30, 2016 at 07:42:53PM +0800, Liping Zhang wrote:
> From: Liping Zhang <liping.zhang@spreadtrum.com>
>
> Since Commit 64b87639c9cb ("netfilter: conntrack: fix race between
> nf_conntrack proc read and hash resize") introdue the
> nf_conntrack_get_ht, so there's no need to check nf_conntrack_generation
> again and again to get the hash table and hash size.
>
> But keep ____nf_conntrack_find unchanged, because it is performance
> critical path, increase the overhead of the function call is not so
> good.
I'm not very happy with this solution.
I think it is a good time to kill compat /proc/net/ip_conntrack*. That
has been there for so long already. So we can inline this function,
this is the only one that needs it to export it, right?
next prev parent reply other threads:[~2016-08-12 10:34 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-30 11:42 [PATCH nf-next V2] netfilter: conntrack: simplify the code by using nf_conntrack_get_ht Liping Zhang
2016-08-12 10:34 ` Pablo Neira Ayuso [this message]
2016-08-12 11:12 ` Liping Zhang
2016-08-12 11:49 ` Pablo Neira Ayuso
2016-08-12 13:55 ` Liping Zhang
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