diff options
Diffstat (limited to 'drivers/iommu/amd_iommu.c')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index a26cd76..62a4079 100644 --- 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; |
