netdev - Re: [v2 PATCH 2/6] rhashtable: Introduce max_size/min

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Date:	Wed, 18 Mar 2015 12:47:42 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	tgraf@...g.ch
Cc:	herbert@...dor.apana.org.au, netdev@...r.kernel.org,
	eric.dumazet@...il.com
Subject: Re: [v2 PATCH 2/6] rhashtable: Introduce max_size/min_size

From: Thomas Graf <tgraf@...g.ch>
Date: Wed, 18 Mar 2015 10:55:28 +0000

> On 03/18/15 at 08:01pm, Herbert Xu wrote:
>> @@ -935,6 +938,7 @@ int rhashtable_init(struct rhashtable *ht, struct rhashtable_params *params)
>>  
>>  	params->min_shift = max_t(size_t, params->min_shift,
>>  				  ilog2(HASH_MIN_SIZE));
>> +	params->min_size = max(params->min_size, HASH_MIN_SIZE);
>>  
>>  	if (params->nelem_hint)
>>  		size = rounded_hashtable_size(params);
> 
> The only change I would add on top is to ensure that min_size
> and max_size are a power of two as otherwise the table size
> used will end up being greater or smaller than specified.
> I can do that as a follow-up though.

Feel free.
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