From: Robert Hancock <hancockr@shaw.ca>
To: Tejun Heo <htejun@gmail.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
ide <linux-ide@vger.kernel.org>, Jeff Garzik <jeff@garzik.org>
Subject: Re: [PATCH 2/2] sata_nv: fix ATAPI issues with memory over 4GB (v3)
Date: Wed, 14 Nov 2007 22:06:55 -0600 [thread overview]
Message-ID: <473BC5DF.1040302@shaw.ca> (raw)
In-Reply-To: <473BA332.9030406@gmail.com>
Tejun Heo wrote:
> Robert Hancock wrote:
>> This fixes some problems with ATAPI devices on nForce4 controllers in ADMA mode
>> on systems with memory located above 4GB. We need to delay setting the 64-bit
>> DMA mask until the PRD table and padding buffer are allocated so that they don't
>> get allocated above 4GB and break legacy mode (which is needed for ATAPI
>> devices).
>>
>> Signed-off-by: Robert Hancock <hancockr@shaw.ca>
>
> applied to #tj-upstream-fixes.
>
I have a report that these patches crashed but the previous patch worked:
https://bugzilla.redhat.com/show_bug.cgi?id=351451
So there may still be a problem here.
next prev parent reply other threads:[~2007-11-15 4:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-14 4:15 [PATCH 2/2] sata_nv: fix ATAPI issues with memory over 4GB (v3) Robert Hancock
2007-11-14 12:05 ` Alan Cox
2007-11-15 1:38 ` Tejun Heo
2007-11-15 4:06 ` Robert Hancock [this message]
2007-11-15 4:11 ` Tejun Heo
2007-11-20 0:57 ` Tejun Heo
2007-11-20 5:25 ` Robert Hancock
2007-11-20 5:49 ` Tejun Heo
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