linux-kernel - Re: [PATCH] f2fs: add the missing delection of orphan inode entry in write_orphan

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Date:	Tue, 23 Jul 2013 09:24:06 +0800
From:	Gu Zheng <guz.fnst@...fujitsu.com>
To:	jaegeuk.kim@...sung.com
CC:	f2fs <linux-f2fs-devel@...ts.sourceforge.net>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] f2fs: add the missing delection of orphan inode entry
 in write_orphan_inodes()

On 07/22/2013 08:51 PM, Jaegeuk Kim wrote:

> Hi,
> 
> 2013-07-19 (금), 16:18 +0800, Gu Zheng:
>> After writing orphan inode entry in jornal block, we need to delete each
>> entry from the orphan entry list, and release them.
>>
>>
>> Signed-off-by: Gu Zheng <guz.fnst@...fujitsu.com>
>> ---
>>  fs/f2fs/checkpoint.c |    4 ++++
>>  1 files changed, 4 insertions(+), 0 deletions(-)
>>
>> diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
>> index 66a6b85..290db04 100644
>> --- a/fs/f2fs/checkpoint.c
>> +++ b/fs/f2fs/checkpoint.c
>> @@ -337,6 +337,10 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
>>  		memset(orphan_blk, 0, sizeof(*orphan_blk));
>>  page_exist:
>>  		orphan_blk->ino[nentries++] = cpu_to_le32(orphan->ino);
>> +
>> +		list_del(&orphan->list);
>> +		kmem_cache_free(orphan_entry_slab, orphan);
>> +		sbi->n_orphans--;
> 
> NAK.
> We should not release them here.
> Only f2fs_evict_inode can do it. 

Yeah, f2fs_evict_inode can do this job safely, sorry for my mistake,
please ignore this patch.:)

Regards,
Gu 

> 
>>  	}
>>  	if (!page)
>>  		goto end;
> 


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