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Re: [PATCH 008/119] xfs: separate freelist fixing into a separate helper

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: [PATCH 008/119] xfs: separate freelist fixing into a separate helper
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Tue, 21 Jun 2016 10:48:30 +1000
Cc: "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, vishal.l.verma@xxxxxxxxx, xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <20160617115204.GG19042@xxxxxxxxxxxxx>
References: <146612627129.12839.3827886950949809165.stgit@xxxxxxxxxxxxxxxx> <146612632363.12839.15504324533944246285.stgit@xxxxxxxxxxxxxxxx> <20160617115204.GG19042@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Fri, Jun 17, 2016 at 04:52:04AM -0700, Christoph Hellwig wrote:
> > +/* Ensure that the freelist is at full capacity. */
> > +int
> > +xfs_free_extent_fix_freelist(
> > +   struct xfs_trans        *tp,
> > +   xfs_agnumber_t          agno,
> > +   struct xfs_buf          **agbp)
> >  {
> > -   xfs_alloc_arg_t args;
> > -   int             error;
> > +   xfs_alloc_arg_t         args;
> 
> Use struct xfs_alloc_arg if you change this anyway.
> 
> > +   int                     error;
> >  
> > -   ASSERT(len != 0);
> >     memset(&args, 0, sizeof(xfs_alloc_arg_t));
> 
> Same here.
> 
> > -   if (args.agbno + len >
> > -                   be32_to_cpu(XFS_BUF_TO_AGF(args.agbp)->agf_length)) {
> > -           error = -EFSCORRUPTED;
> > -           goto error0;
> > -   }
> > +   XFS_WANT_CORRUPTED_GOTO(mp,
> > +                   agbno + len <= 
> > be32_to_cpu(XFS_BUF_TO_AGF(agbp)->agf_length),
> > +                   err);
> 
> This introduces an overly long line.
> 
> But except for these nitpicks this looks fine:

I'll clean them up on commit.

-Dave.

-- 
Dave Chinner
david@xxxxxxxxxxxxx

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