netdev - Re: nft hash set expansion problem

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Date:	Mon, 09 Feb 2015 09:28:35 -0600
From:	Josh Hunt <johunt@...mai.com>
To:	Thomas Graf <tgraf@...g.ch>
CC:	Daniel Borkmann <daniel@...earbox.net>,
	Pablo Neira Ayuso <pablo@...filter.org>, kaber@...sh.net,
	netdev@...r.kernel.org, netfilter-devel@...r.kernel.org
Subject: Re: nft hash set expansion problem

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.
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