From: Omer Peleg <[email protected]> Change flush_unmaps() to correctly pass iommu_flush_iotlb_psi() dma addresses. (Intel mm and dma have the same size for pages at the moment, but this usage improves consistency.)
Signed-off-by: Omer Peleg <[email protected]> [[email protected]: rebased and reworded the commit message] Signed-off-by: Adam Morrison <[email protected]> --- drivers/iommu/intel-iommu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index be94444..576a29a 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3548,7 +3548,8 @@ static void flush_unmaps(struct deferred_flush_data *flush_data) /* On real hardware multiple invalidations are expensive */ if (cap_caching_mode(iommu->cap)) iommu_flush_iotlb_psi(iommu, domain, - iova->pfn_lo, iova_size(iova), + mm_to_dma_pfn(iova->pfn_lo), + mm_to_dma_pfn(iova_size(iova)), !freelist, 0); else { mask = ilog2(mm_to_dma_pfn(iova_size(iova))); -- 1.9.1 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
