From: Josh Hunt <johunt@akamai.com>
To: Thomas Graf <tgraf@suug.ch>
Cc: Daniel Borkmann <daniel@iogearbox.net>,
Pablo Neira Ayuso <pablo@netfilter.org>,
kaber@trash.net, netdev@vger.kernel.org,
netfilter-devel@vger.kernel.org
Subject: Re: nft hash set expansion problem
Date: Mon, 09 Feb 2015 09:28:35 -0600 [thread overview]
Message-ID: <54D8D223.8040502@akamai.com> (raw)
In-Reply-To: <20150209152127.GA29739@casper.infradead.org>
On 02/09/2015 09:21 AM, Thomas Graf wrote:
> On 02/09/15 at 08:44am, Josh Hunt wrote:
>> On 02/08/2015 04:43 PM, Daniel Borkmann wrote:
>>> This seems not correct as we want to have an upper limit for
>>> rhashtable expansions. It's better to define a max_shift for
>>> nftables, instead.
>>
>> Thanks Daniel that's what I wanted to know. I'll fix this on the nft_hash
>> side.
>
> I agree it does not make sense to allow unlimited growth.
> Can you enforce a max_shift > 0 in rhashtable_init() while you
> are at it?
>
Yeah I'll do that as well.
prev parent reply other threads:[~2015-02-09 15:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-08 19:38 nft hash set expansion problem Josh Hunt
2015-02-08 22:43 ` Daniel Borkmann
2015-02-09 14:44 ` Josh Hunt
2015-02-09 15:21 ` Thomas Graf
2015-02-09 15:28 ` Josh Hunt [this message]
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