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

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Date:	Sat, 08 Mar 2014 19:46:35 +0800
From:	Chao Yu <chao2.yu@...sung.com>
To:	'Gu Zheng' <guz.fnst@...fujitsu.com>,
	'Kim' <jaegeuk.kim@...sung.com>
Cc:	'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

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.

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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