linux-kernel - Re: [PATCH -v2 2/3] xfs: make inode quota check more general

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Date:	Tue, 14 Feb 2012 21:32:49 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Mitsuo Hayasaka <mitsuo.hayasaka.hu@...achi.com>
Cc:	Ben Myers <bpm@....com>, Alex Elder <aelder@....com>,
	Christoph Hellwig <hch@....de>, Alex Elder <elder@...nel.org>,
	linux-kernel@...r.kernel.org, xfs@....sgi.com,
	xfs-masters@....sgi.com, yrl.pp-manager.tt@...achi.com
Subject: Re: [PATCH -v2 2/3] xfs: make inode quota check more general

On Mon, Feb 06, 2012 at 09:50:30PM +0900, Mitsuo Hayasaka wrote:
> The xfs checks quota when reserving disk blocks and inodes. In the block
> reservation, it checks if the total number of blocks including current
> usage and new reservation exceed quota. In the inode reservation,
> it checks using the total number of inodes including only current usage
> without new reservation. However, this inode quota check works well
> since the caller of xfs_trans_dquot() always sets the argument of the
> number of new inode reservation to 1 or 0 and inode is reserved one by
> one in current xfs.
> 
> To make it more general, this patch changes it to the same way as the
> block quota check.

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>
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