linux-kernel - Re: [PATCH] F2FS: Fix the logic of IS

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Date:	Mon, 08 Apr 2013 15:17:55 +0900
From:	Jaegeuk Kim <jaegeuk.kim@...sung.com>
To:	Zhihui Zhang <zzhsuny@...il.com>
Cc:	linux-f2fs-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] F2FS: Fix the logic of IS_DNODE()

Hi,

2013-04-07 (일), 12:57 -0400, Zhihui Zhang:
> Signed-off-by: Zhihui Zhang <zzhsuny@...il.com>
> ---
>  fs/f2fs/node.h |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h
> index afdb130..2be47b2 100644
> --- a/fs/f2fs/node.h
> +++ b/fs/f2fs/node.h
> @@ -239,7 +239,7 @@ static inline bool IS_DNODE(struct page *node_page)
>  		return false;
>  	if (ofs >= 6 + 2 * NIDS_PER_BLOCK) {
>  		ofs -= 6 + 2 * NIDS_PER_BLOCK;
> -		if ((long int)ofs % (NIDS_PER_BLOCK + 1))
> +		if (!((long int)ofs % (NIDS_PER_BLOCK + 1)))

Great catch!
I'll apply this.
Thank you.

>  			return false;
>  	}
>  	return true;

-- 
Jaegeuk Kim
Samsung


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