> > Ok, thanks, I will look into it. But the question is why do I get > > addresses beyond 4G (virt_to_phys() of returned addresses) even when I > > use GFP_DMA. Is this a known problem on ia64? > > All memory is DMAable as we have an IOMMU. ZONE_DMA doesn't mean what > you think it means. You have an IOMMU ... but not all ia64 systems do (hence the need for swiotlb). -Tony - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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