linux-ext4 - Re: [PATCH 0/6] ext4: status extents

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Message-ID: <20120419015646.GW15164@tux1.beaverton.ibm.com>
Date:	Wed, 18 Apr 2012 18:56:46 -0700
From:	"Darrick J. Wong" <djwong@...ibm.com>
To:	Allison Henderson <achender@...ux.vnet.ibm.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 0/6] ext4: status extents

On Wed, Apr 18, 2012 at 12:07:12AM -0700, Allison Henderson wrote:
> This set is based on the earlier delayed extent tree, but has
> been renamed to a "status extent" scheme.  The plan is that the
> tree will be expanded to track allocated extents and also
> support extent locks.  Thus status extents seemed like a
> more appropriate name.

How about "extent status tree" ?

> 
> Allison Henderson (6):
>   ext4: add two structures supporting status extent tree
>   ext4: add operations on status extent tree
>   ext4: initialize status extent tree
>   ext4: let ext4 maintian status extent trees

"maintain".

--D

>   ext4: reimplement fiemap on status extent tree
>   ext4: reimplement ext4_find_delay_alloc_range on status extent tree
> 
>  fs/ext4/Makefile         |    2 +-
>  fs/ext4/ext4.h           |    9 +-
>  fs/ext4/ext4_extents.h   |    3 +-
>  fs/ext4/extents.c        |  297 ++++-----------------------------
>  fs/ext4/indirect.c       |    3 +
>  fs/ext4/inode.c          |   83 ++++------
>  fs/ext4/status_extents.c |  417 ++++++++++++++++++++++++++++++++++++++++++++++
>  fs/ext4/status_extents.h |   40 +++++
>  fs/ext4/super.c          |   13 ++-
>  9 files changed, 545 insertions(+), 322 deletions(-)
>  create mode 100644 fs/ext4/status_extents.c
>  create mode 100644 fs/ext4/status_extents.h
> 
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