From: Christoph Hellwig <hch@infradead.org>
To: Jens Axboe <jens.axboe@oracle.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Nick Piggin <nickpiggin@yahoo.com.au>,
linux-kernel@vger.kernel.org, chris.mason@oracle.com,
linux-fsdevel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH][RFC] fast file mapping for loop
Date: Thu, 10 Jan 2008 08:54:59 +0000 [thread overview]
Message-ID: <20080110085459.GA11966@infradead.org> (raw)
In-Reply-To: <20080110084457.GT6258@kernel.dk>
On Thu, Jan 10, 2008 at 09:44:57AM +0100, Jens Axboe wrote:
> > IMHO this shouldn't be done in the loop driver anyway. Filesystems have
> > their own effricient extent lookup trees (well, at least xfs and btrfs
> > do), and we should leverage that instead of reinventing it.
>
> Completely agree, it's just needed right now for this solution since all
> we have is a crappy bmap() interface to get at those mappings.
So let's fix the interface instead of piling crap ontop of it. As I
said I think Peter has something to start with so let's beat on it
until we have something suitable. If we aren't done by end of Feb
I'm happy to host a hackfest to get it sorted around the fs/storage
summit..
next prev parent reply other threads:[~2008-01-10 8:55 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-09 8:52 [PATCH][RFC] fast file mapping for loop Jens Axboe
2008-01-09 9:31 ` Christoph Hellwig
2008-01-09 9:43 ` Jens Axboe
2008-01-09 11:00 ` Chris Mason
2008-01-09 15:34 ` Andi Kleen
2008-01-10 8:43 ` Jens Axboe
2008-01-09 23:16 ` Alasdair G Kergon
2008-01-09 23:16 ` Alasdair G Kergon
2008-01-10 8:31 ` Jens Axboe
2008-01-10 8:42 ` Jens Axboe
2008-01-11 7:39 ` Mikulas Patocka
2008-01-11 7:58 ` Jens Axboe
2008-01-10 12:47 ` Chris Mason
2008-01-10 12:57 ` Jens Axboe
2008-01-10 23:01 ` Neil Brown
2008-01-11 14:21 ` Chris Mason
2008-01-10 1:42 ` Nick Piggin
2008-01-10 8:34 ` Jens Axboe
2008-01-10 8:37 ` Christoph Hellwig
2008-01-10 8:44 ` Jens Axboe
2008-01-10 8:54 ` Christoph Hellwig [this message]
2008-01-10 9:01 ` Jens Axboe
2008-01-10 12:53 ` Chris Mason
2008-01-10 13:03 ` Jens Axboe
2008-01-10 13:46 ` Chris Mason
2008-01-10 9:37 ` Peter Zijlstra
2008-01-10 9:49 ` Jens Axboe
2008-01-10 9:52 ` Peter Zijlstra
2008-01-10 10:02 ` Jens Axboe
2008-01-10 10:20 ` Peter Zijlstra
2008-01-11 1:25 ` Bill Davidsen
2008-01-11 18:17 ` Daniel Phillips
2008-01-11 18:23 ` Jens Axboe
2008-01-14 17:10 ` Chris Mason
2008-01-14 17:54 ` Jens Axboe
2008-01-15 9:25 ` Jens Axboe
2008-01-15 9:36 ` Jens Axboe
2008-01-15 10:07 ` Jens Axboe
2008-01-15 14:04 ` Chris Mason
-- strict thread matches above, loose matches on Subject: below --
2008-01-09 23:43 devzero
2008-01-09 23:53 ` Alasdair G Kergon
2008-01-09 23:53 ` Alasdair G Kergon
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