iommu/amd: Flush iommu tlb in dma_ops_free_addresses

Instead of setting need_flush, do the flush directly in
dma_ops_free_addresses.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index a26cd76588cd87641f1300223a9469f5a8bee683..62a407947b02e238aa74c8087c57981326f5cb7b 100644 (file)
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1648,8 +1648,10 @@ static void dma_ops_free_addresses(struct dma_ops_domain *dom,
                return;
 #endif
 
-       if ((address >> APERTURE_RANGE_SHIFT) >= dom->next_index)
-               dom->need_flush = true;
+       if (address + pages > range->next_bit) {
+               domain_flush_tlb(&dom->domain);
+               domain_flush_complete(&dom->domain);
+       }
 
        address = (address % APERTURE_RANGE_SIZE) >> PAGE_SHIFT;