linux-kernel - Re: [PATCH 1/2] fs/quota: Replace XQM

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Message-ID: <20180822161741.GA2559@quack2.suse.cz>
Date:   Wed, 22 Aug 2018 18:17:41 +0200
From:   Jan Kara <jack@...e.cz>
To:     Jeremy Cline <jcline@...hat.com>
Cc:     Jan Kara <jack@...e.com>, linux-kernel@...r.kernel.org,
        Josh Poimboeuf <jpoimboe@...hat.com>
Subject: Re: [PATCH 1/2] fs/quota: Replace XQM_MAXQUOTAS usage with MAXQUOTAS

On Wed 22-08-18 18:05:51, Jan Kara wrote:
> On Tue 31-07-18 01:37:30, Jeremy Cline wrote:
> > XQM_MAXQUOTAS and MAXQUOTAS are, it appears, equivalent. Replace all
> > usage of XQM_MAXQUOTAS and remove it along with the unused XQM_*QUOTA
> > definitions.
> > 
> > Signed-off-by: Jeremy Cline <jcline@...hat.com>
> 
> Thanks for the cleanup. The patch looks good, just one small nit:
> 
> > diff --git a/include/uapi/linux/dqblk_xfs.h b/include/uapi/linux/dqblk_xfs.h
> > index 03d890b80ebc..a5846cde8272 100644
> > --- a/include/uapi/linux/dqblk_xfs.h
> > +++ b/include/uapi/linux/dqblk_xfs.h
> > @@ -27,11 +27,6 @@
> >  #define XQM_CMD(x)	(('X'<<8)+(x))	/* note: forms first QCMD argument */
> >  #define XQM_COMMAND(x)	(((x) & (0xff<<8)) == ('X'<<8))	/* test if for XFS */
> 
> You can delete XQM_COMMAND() as well here.
> 
> > -#define XQM_USRQUOTA	0	/* system call user quota type */
> > -#define XQM_GRPQUOTA	1	/* system call group quota type */
> > -#define XQM_PRJQUOTA	2	/* system call project quota type */
> > -#define XQM_MAXQUOTAS	3
> > -

Oh, now I've realized that these are actually from uapi header. I don't
think it's worth to break existing userspace sources just for a sake of
this small cleanup. So I'll just remove this hunk from the patch.

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