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由 Allen Kay 提交于
iommu_unmap() API expects IOMMU drivers to return the actual page order of the address being unmapped. Previous code was just returning page order passed in from the caller. This patch fixes this problem. Signed-off-by: NAllen Kay <allen.m.kay@intel.com> Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>
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