From: Mark Lord <kernel@teksavvy.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Jens Axboe <jens.axboe@oracle.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
james.bottomley@hansenpartnership.com, willy@wil.cx,
jgarzik@pobox.com, sandeen@redhat.com, rwheeler@redhat.com,
linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: Thin provisioning fixes
Date: Thu, 26 Nov 2009 10:14:30 -0500 [thread overview]
Message-ID: <4B0E9B56.3040904@teksavvy.com> (raw)
In-Reply-To: <4B0E9B08.3020204@teksavvy.com>
Mark Lord wrote:
> Christoph Hellwig wrote:
>>
>> Note that we might have to add blacklists for this in libata pretty soon
>> as the OCZ Vertex seems to get it wrong, but that's material for another
>> patch not touching the block layer..
> ..
>
> With the current (latest) firmware on the Vertex,
> it does not claim "read zeros after trim".
> Which is correct.
>
> How does this get something wrong?
..
Oh.. answering my own question here..
All of the earlier firmwares *did* get it wrong,
so I suppose those could/should be X-listed.
Cheers!
prev parent reply other threads:[~2009-11-26 15:14 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-21 2:45 Thin provisioning fixes Martin K. Petersen
2009-11-21 2:45 ` [PATCH 1/4] block: Allow devices to indicate whether discarded blocks are zeroed Martin K. Petersen
2009-11-21 10:13 ` Christoph Hellwig
2009-11-21 19:58 ` Matthew Wilcox
2009-11-22 2:43 ` Mark Lord
2009-11-23 16:37 ` Ric Wheeler
2009-11-23 16:54 ` Greg Freemyer
2009-11-23 17:02 ` Ric Wheeler
2009-11-23 17:03 ` Christoph Hellwig
2009-11-23 17:50 ` Eric Sandeen
2009-11-23 17:05 ` Christoph Hellwig
2009-11-21 12:50 ` Ric Wheeler
2009-11-21 20:17 ` Martin K. Petersen
2009-11-21 2:45 ` [PATCH 2/4] sd: WRITE SAME(16) / UNMAP support Martin K. Petersen
2009-11-21 2:45 ` [PATCH 3/4] libata: Report zeroed read after Trim and max discard size Martin K. Petersen
2009-11-21 10:49 ` Christoph Hellwig
2009-11-21 20:16 ` Martin K. Petersen
2009-11-24 14:35 ` Christoph Hellwig
2009-11-24 15:20 ` Mark Lord
2009-11-24 15:21 ` Christoph Hellwig
2009-11-21 2:45 ` [PATCH 4/4] libata: Fix garbled Trim payload Martin K. Petersen
2009-11-21 10:47 ` Christoph Hellwig
2009-11-21 19:50 ` Martin K. Petersen
2009-11-21 4:56 ` Thin provisioning fixes Eric Sandeen
2009-11-21 6:08 ` Martin K. Petersen
2009-11-21 6:55 ` Martin K. Petersen
2009-11-26 10:59 ` Christoph Hellwig
2009-11-26 11:01 ` Jens Axboe
2009-11-26 11:05 ` Christoph Hellwig
2009-11-26 15:13 ` Mark Lord
2009-11-26 15:14 ` Mark Lord [this message]
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