linux-ext4 - Re: [PATCH 1/4] quota: Quota core changes for quotaon on remount

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Message-ID: <20080317131756.GC17307@duck.suse.cz>
Date:	Mon, 17 Mar 2008 14:17:56 +0100
From:	Jan Kara <jack@...e.cz>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, jengelh@...putergmbh.de,
	mjt@....msk.ru
Subject: Re: [PATCH 1/4] quota: Quota core changes for quotaon on remount

On Thu 13-03-08 14:48:02, Andrew Morton wrote:
> On Thu, 13 Mar 2008 14:04:12 +0100
> Jan Kara <jack@...e.cz> wrote:
> 
> > +static inline int DQUOT_ON_REMOUNT(struct super_block *sb)
> > +{
> > +	int cnt;
> > +	int ret = 0, err;
> > +
> > +	if (!sb->s_qcop || !sb->s_qcop->quota_on)
> > +		return -ENOSYS;
> > +	for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
> > +		err = sb->s_qcop->quota_on(sb, cnt, 0, NULL, 1);
> > +		if (err < 0 && !ret)
> > +			ret = err;
> > +	}
> > +	return ret;
> > +}
> > +  
> 
> That's about ten times too large to be inlined.  Oh well.
  Right, will send a cleanup patch. Thanks for spotting this.

> Sometime could you please take a look at uninlining some of the porkier
> functions in quotaops.h, and maybe convert them to lower case?
> 
> 
> For the latter we can do
> 
> 	#define DQUOT_ON_REMOUNT(sb) dquot_on_remount(sb)
> 
> etc, then remove those macros when everything has been converted and we've
> given any out-of-tree filesytem developers time to update, etc.
  Good idea. Will do.

									Honza
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR
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