netdev - Re: [PATCH 02/10] netfilter: nf_log: prepar net namespace support for nf

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Date:	Wed, 06 Nov 2013 10:00:04 +0800
From:	Gao feng <gaofeng@...fujitsu.com>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
CC:	netfilter-devel@...r.kernel.org,
	containers@...ts.linux-foundation.org, pablo@...filter.org,
	ebiederm@...ssion.com, netdev@...r.kernel.org, lve@...p.ru
Subject: Re: [PATCH 02/10] netfilter: nf_log: prepar net namespace support
 for nf_log

On 11/05/2013 10:14 PM, Arnaldo Carvalho de Melo wrote:
> Em Thu, Feb 07, 2013 at 03:49:42PM +0800, Gao feng escreveu:
>> index 9e31269..b1e5126 100644
>> +++ b/net/netfilter/nf_log.c
>> @@ -16,7 +16,6 @@
>>  #define NF_LOG_PREFIXLEN		128
>>  #define NFLOGGER_NAME_LEN		64
>>  
>> -static const struct nf_logger __rcu *nf_loggers[NFPROTO_NUMPROTO] __read_mostly;
> 
> This was initialized to zeros, but then got moved to struct netns_nf,
> I'm trying to figure it out if it is being zeroed somewhere, ideas?
> 

The init_net is defined as global, so the nf_loggers of init_net is initialized to zero,
and for un init_net, we use kmem_cache_zalloc to allocate net struct, so it is initialized to zero too.
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