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From: Carlos Maiolino <cmaiolino@redhat.com>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-fsdevel@vger.kernel.org, adilger@dilger.ca,
	sandeen@redhat.com, david@fromorbit.com
Subject: Re: [PATCH 09/10 V2] Use FIEMAP for FIBMAP calls
Date: Tue, 5 Feb 2019 10:56:01 +0100
Message-ID: <20190205095601.drsskdfzbpul2zh2@hades.usersys.redhat.com> (raw)
In-Reply-To: <20190114165617.GG7187@lst.de>

Hi Christoph.

On Mon, Jan 14, 2019 at 05:56:17PM +0100, Christoph Hellwig wrote:
> > +int fiemap_fill_kernel_extent(struct fiemap_extent_info *fieinfo, u64 logical,
> > +			    u64 phys, u64 len, u32 flags)
> 
> Any reason this function isn't in inode.c next to the caller and marked
> static?
> 

No reason other than to keep it close to its peer fiemap_fill_user_extent(), I
honestly do prefer to keep both together than in separated files. But, I'm up
to move it to fs/inode.c if required.

> Otherwise looks fine except for the additional sanity checking pointed
> out by Darrick.

Working on that.

> 
> > +	/* only count the extents */
> > +	if (fieinfo->fi_extents_max == 0) {
> > +		fieinfo->fi_extents_mapped++;
> > +		return (flags & FIEMAP_EXTENT_LAST) ? 1 : 0;
> 
> Maybe do a 'goto out' here?
> 
> > +	return (flags & FIEMAP_EXTENT_LAST) ? 1 : 0;
> 
> And reuse this return.   Bonus points for using a good old
> if here:
> 
> 	if (flags & FIEMAP_EXTENT_LAST)
> 		return 1;
> 	return 0;

Ok, will be in the new version, thanks for the review :)

-- 
Carlos

  reply index

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-05  9:17 [PATCH 00/10 V2] New ->fiemap infrastructure and ->bmap removal Carlos Maiolino
2018-12-05  9:17 ` [PATCH 01/10] fs: Enable bmap() function to properly return errors Carlos Maiolino
2018-12-05  9:17 ` [PATCH 02/10] cachefiles: drop direct usage of ->bmap method Carlos Maiolino
2018-12-05  9:17 ` [PATCH 03/10] ecryptfs: drop direct calls to ->bmap Carlos Maiolino
2018-12-05  9:17 ` [PATCH 04/10 V2] fibmap: Use bmap instead of ->bmap method in ioctl_fibmap Carlos Maiolino
2019-01-14 16:49   ` Christoph Hellwig
2019-02-04 11:34     ` Carlos Maiolino
2018-12-05  9:17 ` [PATCH 05/10] fs: Move start and length fiemap fields into fiemap_extent_info Carlos Maiolino
2019-01-14 16:50   ` Christoph Hellwig
2018-12-05  9:17 ` [PATCH 06/10] iomap: Remove length and start fields from iomap_fiemap Carlos Maiolino
2019-01-14 16:51   ` Christoph Hellwig
2018-12-05  9:17 ` [PATCH 07/10] fs: Use a void pointer to store fiemap_extent Carlos Maiolino
2019-01-14 16:53   ` Christoph Hellwig
2018-12-05  9:17 ` [PATCH 08/10 V2] fiemap: Use a callback to fill fiemap extents Carlos Maiolino
2019-01-14 16:53   ` Christoph Hellwig
2018-12-05  9:17 ` [PATCH 09/10 V2] Use FIEMAP for FIBMAP calls Carlos Maiolino
2018-12-05 17:36   ` Darrick J. Wong
2018-12-07  9:09     ` Carlos Maiolino
2018-12-07 20:14       ` Andreas Dilger
2019-02-04 15:11     ` Carlos Maiolino
2019-02-04 18:27       ` Darrick J. Wong
2019-02-06 13:37         ` Carlos Maiolino
2019-02-06 20:44           ` Darrick J. Wong
2019-02-06 21:13             ` Andreas Dilger
2019-02-07  9:52               ` Carlos Maiolino
2019-02-08  8:43                 ` Christoph Hellwig
2019-02-11 12:57                   ` Christoph Hellwig
2019-02-11 16:21                     ` Carlos Maiolino
2019-02-11 16:48                       ` Christoph Hellwig
2019-02-07 11:59             ` Carlos Maiolino
2019-02-07 17:02               ` Darrick J. Wong
2019-02-07 21:25                 ` Andreas Dilger
2019-02-08  8:46                   ` Christoph Hellwig
2019-02-08 10:36                     ` Carlos Maiolino
2019-02-08 21:03                       ` Andreas Dilger
2019-02-08  9:08                   ` Carlos Maiolino
2019-02-08  9:03                 ` Carlos Maiolino
2019-02-07 12:36             ` Carlos Maiolino
2019-02-07 18:16               ` Darrick J. Wong
2019-02-08  8:58                 ` Carlos Maiolino
2019-02-06 21:04           ` Andreas Dilger
2019-01-14 16:56   ` Christoph Hellwig
2019-02-05  9:56     ` Carlos Maiolino [this message]
2019-02-05 18:25       ` Christoph Hellwig
2019-02-06  9:50         ` Carlos Maiolino
2018-12-05  9:17 ` [PATCH 10/10] xfs: Get rid of ->bmap Carlos Maiolino
2018-12-05 17:37   ` Darrick J. Wong
2018-12-06 13:06     ` Carlos Maiolino
2018-12-06 18:56 ` [PATCH 00/10 V2] New ->fiemap infrastructure and ->bmap removal Andreas Grünbacher
2018-12-07  9:34   ` Carlos Maiolino
2019-01-14 16:50     ` Christoph Hellwig
2019-01-14 17:56       ` Andreas Grünbacher
2019-01-14 17:58         ` Christoph Hellwig

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