linux-kernel - Re: [PATCH 2/2] sata_nv: fix ATAPI issues with memory over 4GB (v3)

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Message-ID: <473BA332.9030406@gmail.com>
Date:	Thu, 15 Nov 2007 10:38:58 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Robert Hancock <hancockr@...w.ca>
CC:	linux-kernel <linux-kernel@...r.kernel.org>,
	ide <linux-ide@...r.kernel.org>, Jeff Garzik <jeff@...zik.org>
Subject: Re: [PATCH 2/2] sata_nv: fix ATAPI issues with memory over 4GB (v3)

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@...w.ca>

applied to #tj-upstream-fixes.

-- 
tejun
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