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Message-ID: <20070612081128.GS86004887@sgi.com>
Date:	Tue, 12 Jun 2007 18:11:28 +1000
From:	David Chinner <dgc@....com>
To:	"Amit K. Arora" <aarora@...ux.vnet.ibm.com>
Cc:	David Chinner <dgc@....com>,
	Suparna Bhattacharya <suparna@...ibm.com>, torvalds@...l.org,
	akpm@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org,
	xfs@....sgi.com, cmm@...ibm.com
Subject: Re: [PATCH 1/5] fallocate() implementation in i86, x86_64 and powerpc

On Tue, Jun 12, 2007 at 11:46:52AM +0530, Amit K. Arora wrote:
> On Sat, May 12, 2007 at 06:01:57PM +1000, David Chinner wrote:
> > Minimal definition to replace what applicaitons use on XFS and to
> > support poasix_fallocate are the thre that have been mentioned so
> > far (FA_ALLOCATE, FA_PREALLOCATE, FA_DEALLOCATE). I'll document them
> > all in a man page...
> 
> Hi Dave,
> 
> Did you get time to write the above man page ? It will help to push
> further patches in time (eg. for FA_PREALLOCATE mode).

No, I didn't. Instead of working on new preallocation stuff, I've
been spending all my time fixing bugs found by new and interesting
(ab)uses of preallocation and hole punching.

> The idea I had was to push the patch with bare minimum functionality
> (FA_ALLOCATE and FA_DEALLOCATE modes) and parallely finalize on other
> new mode(s) based on the man page you planned to provide.

Push them. I'll just make XFS work with whatever is provided.
Is there a test harness for the syscall yet?

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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