>>> On 03.12.18 at 18:40, <paul.durr...@citrix.com> wrote: > Now that the iommu_map() and iommu_unmap() operations take an order > parameter and elide flushing there's no strong reason why modifying MMIO > ranges in the p2m should be restricted to a 4k granularity simply because > the IOMMU is enabled but shared page tables are not in operation.
I'm afraid the two improvements are not enough for this restriction to be lifted: There's still no preemption in the processing of the higher order values. Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
