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From: Mark Lord <liml@rtr.ca>
To: Jeff Garzik <jeff@garzik.org>
Cc: Robert Hancock <hancockr@shaw.ca>,
	"Morrison, Tom" <tmorrison@empirix.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	ide <linux-ide@vger.kernel.org>, Tejun Heo <htejun@gmail.com>
Subject: Re: [PATCH] sata_nv: fix ADMA ATAPI issues with memory over 4GB (v3)
Date: Fri, 23 Nov 2007 21:48:11 -0500	[thread overview]
Message-ID: <474790EB.90201@rtr.ca> (raw)
In-Reply-To: <47476E31.2070801@garzik.org>

Jeff Garzik wrote:
> Robert Hancock wrote:
>> Based on a quick look at sata_mv it appears it sets a 64-bit DMA mask 
>> unconditionally, but for non-ATA_PROT_DMA commands (which includes all 
>> ATAPI), it just falls back to ata_qc_issue_prot which issues via the 
>> legacy SFF interface and can only handle 32-bit addressing. So yes, it 
>> appears to have a similar bug as sata_nv had.
> 
> 
> sata_mv doesn't do ATAPI at all...
..

Not yet, anyway.  Stay tuned..

  parent reply	other threads:[~2007-11-24  2:48 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-23  2:04 [PATCH] sata_nv: fix ADMA ATAPI issues with memory over 4GB (v3) Robert Hancock
2007-11-23 15:22 ` Mark Lord
2007-11-23 17:30   ` Morrison, Tom
2007-11-23 17:46     ` Mark Lord
2007-11-23 18:47       ` Morrison, Tom
2007-11-23 20:40         ` Mark Lord
2007-11-24  0:13       ` Robert Hancock
2007-11-24  0:20         ` Jeff Garzik
2007-11-24  0:31           ` Robert Hancock
2007-11-24  2:48           ` Mark Lord [this message]
2007-11-24  5:12 ` Tejun Heo
2007-12-04 22:17 ` Jeff Garzik
2007-12-05  1:09   ` Robert Hancock
2007-12-28 21:37     ` Robert Hancock
2007-12-08 18:36   ` Robert Hancock

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