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From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>, xfs@oss.sgi.com
Subject: Re: [PATCH 04/11] xfs: factor out xfs_da_grow_inode_int
Date: Mon, 11 Jul 2011 01:24:06 -0400	[thread overview]
Message-ID: <20110711052406.GA13266@infradead.org> (raw)
In-Reply-To: <20110711003743.GC23038@dastard>

On Mon, Jul 11, 2011 at 10:37:43AM +1000, Dave Chinner wrote:
> On Sun, Jul 10, 2011 at 04:49:20PM -0400, Christoph Hellwig wrote:
> > xfs_da_grow_inode and xfs_dir2_grow_inode are mostly duplicate code.  Factor
> > the meat of those two functions into a new common helper.
> 
> Hmmmm. I'm in the process of splitting xfs_dir2_grow_inode() into
> data space vs free space variants so I can play speculative
> preallocation tricks in the directory data space to reduce dataspace
> fragmentation for large directories. Combined with a rework of the
> readir readahead code, it significantly reduces IO count and seeks
> for readdir calls...
> 
> I'll probably just rebase on top of this patch, though, because I did
> notice that the two functions were very similar to begin with. ;)

Are you two variants still sharing the core code? If yes rebasing sounds
like the better idea.  If the two dir2 variants are different enough
from the da variant I'm fine with postponing this one for now.

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  reply	other threads:[~2011-07-11  5:24 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-10 20:49 [PATCH 00/11] a few more cleanups for Linux 3.1 Christoph Hellwig
2011-07-10 20:49 ` [PATCH 01/11] xfs: reshuffle dir2 headers Christoph Hellwig
2011-07-11 22:32   ` Alex Elder
2011-07-12  9:06     ` Christoph Hellwig
2011-07-10 20:49 ` [PATCH 02/11] xfs: cleanup struct xfs_dir2_free Christoph Hellwig
2011-07-11 22:32   ` Alex Elder
2011-07-10 20:49 ` [PATCH 03/11] xfs: factor out xfs_dir2_leaf_find_stale Christoph Hellwig
2011-07-11 22:32   ` Alex Elder
2011-07-12  9:09     ` Christoph Hellwig
2011-07-13  6:49     ` Dave Chinner
2011-07-13  7:16       ` Christoph Hellwig
2011-07-13 10:28         ` Dave Chinner
2011-07-10 20:49 ` [PATCH 04/11] xfs: factor out xfs_da_grow_inode_int Christoph Hellwig
2011-07-11  0:37   ` Dave Chinner
2011-07-11  5:24     ` Christoph Hellwig [this message]
2011-07-12  0:55       ` Dave Chinner
2011-07-11 22:32   ` Alex Elder
2011-07-10 20:49 ` [PATCH 05/11] xfs: add a proper transaction pointer to struct xfs_buf Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-12  9:12     ` Christoph Hellwig
2011-07-10 20:49 ` [PATCH 06/11] xfs: remove wrappers around b_fspriv Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-12  1:02     ` Dave Chinner
2011-07-12  9:15       ` Christoph Hellwig
2011-07-10 20:49 ` [PATCH 07/11] xfs: remove wrappers around b_iodone Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-10 20:49 ` [PATCH 08/11] xfs: remove the unused xfs_buf_delwri_sort function Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-10 20:49 ` [PATCH 09/11] xfs: remove the dead QUOTADEBUG debug Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-12  0:59     ` Dave Chinner
2011-07-10 20:49 ` [PATCH 10/11] xfs: remove leftovers of the old btree tracing code Christoph Hellwig
2011-07-12  2:52   ` Alex Elder
2011-07-10 20:49 ` [PATCH 11/11] xfs: kill the dead XFS_DABUF debug code Christoph Hellwig
2011-07-11 22:33   ` Alex Elder
2011-07-13  6:51 ` [PATCH 00/11] a few more cleanups for Linux 3.1 Dave Chinner

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