linux-kernel - Re: [PATCH 10/16] udf: create common function for changing free space counter

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Date:	Sat, 12 Jan 2008 14:13:31 +0100
From:	Marcin Slusarz <marcin.slusarz@...il.com>
To:	Jan Kara <jack@...e.cz>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH 10/16] udf: create common function for changing free
	space counter

On Fri, Jan 11, 2008 at 12:24:49AM +0100, Jan Kara wrote:
> On Thu 10-01-08 23:06:26, marcin.slusarz@...il.com wrote:
> > Signed-off-by: Marcin Slusarz <marcin.slusarz@...il.com>
> > CC: Jan Kara <jack@...e.cz>
> > CC: Christoph Hellwig <hch@...radead.org>
>   Just two minor comment...
> 
> > ---
> >  fs/udf/balloc.c |   49 ++++++++++++++++++++-----------------------------
> >  1 files changed, 20 insertions(+), 29 deletions(-)
> > 
> > diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
> > index dc9f8a9..78dbf1d 100644
> > --- a/fs/udf/balloc.c
> > +++ b/fs/udf/balloc.c
> > @@ -140,6 +140,20 @@ static inline int load_block_bitmap(struct super_block *sb,
> >  	return slot;
> >  }
> >  
> > +static bool udf_inc_free_space(struct udf_sb_info *sbi,
>   Maybe because you use the function for both increasing and decreasing
> free space, you could call is udf_add_free_space?
Ok. Done.

> 
> > +				u16 partition, u32 cnt)
> > +{
> > +	struct logicalVolIntegrityDesc *lvid;
> > +
> > +	if (sbi->s_lvid_bh)
> > +		return false;
> > +
> > +	lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
> > +	lvid->freeSpaceTable[partition] = cpu_to_le32(le32_to_cpu(
> > +					lvid->freeSpaceTable[partition]) + cnt);
>   I think macro like le32_add_cpu() just went into the kernel so you could
> use that...
I didn't want to rely on too many patches, so I intentionally left it.
I'll convert it together with other le*_add_cpu changes.

Can you ack this patch with udf_inc_free_space rename?

Marcin
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