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Message-id: <47443F6A.3050205@shaw.ca> Date: Wed, 21 Nov 2007 08:23:38 -0600 From: Robert Hancock <hancockr@...w.ca> To: vincent.fortier1@...gc.ca Cc: ide <linux-ide@...r.kernel.org>, Jeff Garzik <jeff@...zik.org>, Tejun Heo <htejun@...il.com>, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] sata_nv: fix ADMA ATAPI issues with memory over 4GB (v2) Vincent Fortier wrote: > Le mardi 20 novembre 2007 à 18:56 -0600, Robert Hancock a écrit : >> 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). Also, explicitly set a 32-bit DMA mask before allocating the >> legacy buffers since setting the DMA mask affects both ports and we need to >> ensure the second port's buffers are allocated properly (fixes a problem >> with the previous version of this patch). >> >> Signed-off-by: Robert Hancock <hancockr@...w.ca> >> > > Would this be worth sending to stable team for 2.6.22 & 2.6.23 ? Likely (after it gets merged), those versions would have the same bug.. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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