From: Mark Fasheh <mark.fasheh@oracle.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Amit Arora <aarora@in.ibm.com>,
ocfs2-devel@oss.oracle.com, xfs@oss.sgi.com
Subject: Re: [-mm PATCH] ocfs2: ->fallocate() support
Date: Mon, 2 Jul 2007 16:18:12 -0700 [thread overview]
Message-ID: <20070702231812.GA15463@ca-server1.us.oracle.com> (raw)
In-Reply-To: <20070630093413.GE22354@infradead.org>
On Sat, Jun 30, 2007 at 10:34:13AM +0100, Christoph Hellwig wrote:
> Btw, it seems like ocfs implements the xfs preallocation ioctls. What
> would people thing about moving those up to work over ->fallocate so they
> can be used on all filesystems that support preallocation?
That sounds like a good idea. We've already got a very good match on
RESVP/UNRESVP with the various ->fallocate flags.
I'm not sure whether we want to do this for ALLOCSP/FREESP - as far as I've
heard those are hardly used.
> While the ABI is quite ugly it has a huge userbase because it's the only
> existing preallocation mechanism on Linux.
Yeah, that was the primary reason I chose to implement the ioctl (along with
the ->fallocate patch)
--Mark
--
Mark Fasheh
Senior Software Developer, Oracle
mark.fasheh@oracle.com
prev parent reply other threads:[~2007-07-02 23:18 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-21 19:01 [-mm PATCH] ocfs2: ->fallocate() support Mark Fasheh
2007-06-23 16:54 ` Andrew Morton
2007-06-23 17:24 ` Mark Fasheh
2007-06-30 9:34 ` Christoph Hellwig
2007-07-02 23:18 ` Mark Fasheh [this message]
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