linux-kernel - Re: [f2fs-dev] [PATCH 1/5] f2fs: update start nid only once each circle

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Message-ID: <531D161C.8080001@cn.fujitsu.com>
Date:	Mon, 10 Mar 2014 09:32:12 +0800
From:	Gu Zheng <guz.fnst@...fujitsu.com>
To:	Chao Yu <chao2.yu@...sung.com>
CC:	"'Kim'" <jaegeuk.kim@...sung.com>,
	"'linux-kernel'" <linux-kernel@...r.kernel.org>,
	"'f2fs'" <linux-f2fs-devel@...ts.sourceforge.net>
Subject: Re: [f2fs-dev] [PATCH 1/5] f2fs: update start nid only once each
 circle

On 03/08/2014 07:46 PM, Chao Yu wrote:

> Hi Gu,
> 
>> -----Original Message-----
>> From: Gu Zheng [mailto:guz.fnst@...fujitsu.com]
>> Sent: Friday, March 07, 2014 6:43 PM
>> To: Kim
>> Cc: linux-kernel; f2fs
>> Subject: [f2fs-dev] [PATCH 1/5] f2fs: update start nid only once each circle
>>
>>
>> Signed-off-by: Gu Zheng <guz.fnst@...fujitsu.com>
> 
> Reviewed-by: Chao Yu <chao2.yu@...sung.com>
> 
>> ---
>>  fs/f2fs/node.c |    6 +++++-
>>  1 files changed, 5 insertions(+), 1 deletions(-)
>>
>> diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
>> index 8c14110..9653096 100644
>> --- a/fs/f2fs/node.c
>> +++ b/fs/f2fs/node.c
>> @@ -1875,11 +1875,15 @@ void destroy_node_manager(struct f2fs_sb_info *sbi)
>>  	while ((found = __gang_lookup_nat_cache(nm_i,
>>  					nid, NATVEC_SIZE, natvec))) {
>>  		unsigned idx;
>> +
>> +		nid = nat_get_nid(natvec[found - 1]) + 1;
>> +
>>  		for (idx = 0; idx < found; idx++) {
>>  			struct nat_entry *e = natvec[idx];
> 
> Could we replace argument 'e' with 'natvec[idx]'? then we could remove 'e' and
> brace here.

Agree. More neat with this cleanup.

Regards,
Gu

> 
> Thanks.
> 
>> -			nid = nat_get_nid(e) + 1;
>> +
>>  			__del_from_nat_cache(nm_i, e);
>>  		}
>> +
>>  	}
>>  	f2fs_bug_on(nm_i->nat_cnt);
>>  	write_unlock(&nm_i->nat_tree_lock);
>> --
>> 1.7.7
>>
>>
>> ------------------------------------------------------------------------------
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>> _______________________________________________
>> Linux-f2fs-devel mailing list
>> Linux-f2fs-devel@...ts.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
> 
> 


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