Messages in this thread | | | Subject | Re: BUG in drivers/dma/ioat/dma_v2.c:314 | From | David Woodhouse <> | Date | Wed, 07 Jul 2010 19:07:56 +0100 |
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On Wed, 2010-07-07 at 10:47 -0700, Dan Williams wrote: > Chris this change will make the driver's dma mapping calls succeed which > means we once again need to be prepared for the case where the engine's > iommu is not configured correctly.
It ought to succeed but do nothing -- just return the physical address as if you have no IOMMU (which for this device you don't).
-- David Woodhouse Open Source Technology Centre David.Woodhouse@intel.com Intel Corporation
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