From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Cc: netfilter-devel@vger.kernel.org
Subject: Re: [nftables-kernel PATCH] netfilter: nf_tables: Fixes how a table is checked to be in use
Date: Sat, 31 Aug 2013 00:37:06 +0200 [thread overview]
Message-ID: <20130830223705.GA9864@localhost> (raw)
In-Reply-To: <1377855812-15251-1-git-send-email-tomasz.bursztyka@linux.intel.com>
On Fri, Aug 30, 2013 at 12:43:32PM +0300, Tomasz Bursztyka wrote:
> Let's check table's chain list emptyness instead so struct nft_table
> does not grow and we avoid the (unlikely to happen) overflow.
I prefer if you send me a patch to export the table use counter. I
think it can be useful from userspace to know if the table is used at
all and how many times it's used. I'm neither worry about the 2^32
chains limit and the extra 4 bytes per table (we'll have a small
number of tables object in memory).
next prev parent reply other threads:[~2013-08-30 22:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-30 9:43 [nftables-kernel PATCH] netfilter: nf_tables: Fixes how a table is checked to be in use Tomasz Bursztyka
2013-08-30 22:37 ` Pablo Neira Ayuso [this message]
2013-09-03 13:25 ` Tomasz Bursztyka
2013-09-04 10:48 ` Pablo Neira Ayuso
2013-09-04 11:51 ` Tomasz Bursztyka
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