linux-ext4 - Re: [PATCH 10/12] container quota: bill container inodes alloc/free on ext4.

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Message-ID: <20120605000302.GC4347@dastard>
Date:	Tue, 5 Jun 2012 10:03:03 +1000
From:	Dave Chinner <david@...morbit.com>
To:	Glauber Costa <glommer@...allels.com>
Cc:	jeff.liu@...cle.com, containers@...ts.linux-foundation.org,
	cgroups@...r.kernel.org, jack@...e.cz, daniel.lezcano@...e.fr,
	Ted Ts'o <tytso@....edu>, bpm@....com, chris.mason@...cle.com,
	hch@...radead.org, christopher.jones@...cle.com, tinguely@....com,
	tm@....ma, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 10/12] container quota: bill container inodes alloc/free
 on ext4.

On Thu, May 31, 2012 at 05:14:50PM +0400, Glauber Costa wrote:
> On 05/31/2012 04:58 PM, Jeff Liu wrote:
> >>>  This should be inside dquot_free_inode().
> >Yeah, Ted also mentioned this before, all name space dquot bill routine
> >could be placed to dquot_xxx() for VFS quota user.
> >
> >However, AFAICS, they still have to be exported to other file systems
> >which have their own quota management module, like XFS.
> >
> >Thanks,
> >-Jeff
> >
> Do you have a personal need to have it working with xfs, or is the
> use you are pursuing achievable with the other filesystems?
> 
> Unless you have a reason yourself to use xfs, I'd say don't bother
> with it too much at the moment. get it working for the standard
> interface first.

Which means you'll end up with something that has to be rewritten to
support XFS. Do it right the first time.

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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