From: Ric Wheeler <ricwheeler@gmail.com>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Jens Axboe <jens.axboe@oracle.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-fsdevel@vger.kernel.org, gilad@codefidence.com
Subject: Re: [RFC] 'discard sectors' block request.
Date: Tue, 05 Aug 2008 10:21:39 -0400 [thread overview]
Message-ID: <489861F3.5070508@gmail.com> (raw)
In-Reply-To: <1217943136.3454.730.camel@pmac.infradead.org>
I think that this is a very interesting patch. Just for background,
NetApp has proposed some extensions for a similar SCSI mechanism aimed
more at large arrays which want to do "thin provisioned LUNS":
08-149R0 2008/03/11 SBC - Thin Provisioning
http://www.t10.org/ftp/t10/document.08/08-149r0.pdf
08-070R0 2008/01/14 Thin Provisioning Concept Proposal
http://www.t10.org/ftp/t10/document.08/08-070r0.pdf
ric
next prev parent reply other threads:[~2008-08-05 14:21 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <488B7281.4020007@gmail.com>
[not found] ` <20080726130200.f541e604.akpm@linux-foundation.org>
2008-08-05 1:45 ` [RFC] 'discard sectors' block request David Woodhouse
2008-08-05 1:59 ` Andrew Morton
2008-08-05 9:01 ` David Woodhouse
2008-08-05 11:42 ` Jens Axboe
2008-08-05 13:32 ` David Woodhouse
2008-08-05 14:21 ` Ric Wheeler [this message]
2008-08-05 16:29 ` David Woodhouse
2008-08-05 17:25 ` David Woodhouse
2008-08-06 9:25 ` [PATCH 1/5] [BLOCK] Add 'discard' request handling David Woodhouse
2008-08-06 16:19 ` OGAWA Hirofumi
2008-08-06 18:18 ` David Woodhouse
2008-08-06 19:28 ` OGAWA Hirofumi
2008-08-07 16:32 ` [PATCH 1/5, v2] " David Woodhouse
2008-08-07 18:41 ` [PATCH 1/5] " Jens Axboe
2008-08-08 9:33 ` David Woodhouse
2008-08-08 10:30 ` Jens Axboe
2008-08-08 10:49 ` Jens Axboe
2008-08-08 11:04 ` David Woodhouse
2008-08-08 11:20 ` Jens Axboe
2008-08-08 10:52 ` David Woodhouse
2008-08-08 11:09 ` Jens Axboe
2008-08-08 11:18 ` Jens Axboe
2008-08-08 11:29 ` David Woodhouse
2008-08-08 11:44 ` Jens Axboe
2008-08-08 11:47 ` Jens Axboe
2008-08-08 12:05 ` David Woodhouse
2008-08-08 12:13 ` Jens Axboe
2008-08-08 12:32 ` David Woodhouse
2008-08-08 12:37 ` Jens Axboe
2008-08-08 12:49 ` David Woodhouse
2008-08-10 1:05 ` Jamie Lokier
2008-08-08 15:32 ` David Woodhouse
2008-08-08 14:22 ` Matthew Wilcox
2008-08-08 14:27 ` David Woodhouse
2008-08-08 14:34 ` Matthew Wilcox
2008-08-06 9:25 ` [PATCH 2/5] [FAT] Let the block device know when sectors can be discarded David Woodhouse
2008-08-06 16:40 ` OGAWA Hirofumi
2008-08-06 17:14 ` OGAWA Hirofumi
2008-08-06 18:11 ` David Woodhouse
2008-08-06 19:10 ` OGAWA Hirofumi
2008-08-06 19:50 ` OGAWA Hirofumi
2008-08-06 20:10 ` OGAWA Hirofumi
2008-08-06 21:37 ` David Woodhouse
2008-08-07 16:09 ` David Woodhouse
2008-08-07 16:33 ` [PATCH 2/5, v2] " David Woodhouse
2008-08-06 9:25 ` [PATCH 3/5] [MTD] Support 'discard sectors' operation in translation layer support core David Woodhouse
2008-08-06 9:25 ` [PATCH 4/5] [MTD] [FTL] Support 'discard sectors' operation David Woodhouse
2008-08-06 9:25 ` [PATCH 5/5] [BLOCK] Fix up comments about matching flags between bio and rq David Woodhouse
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