On Wed, Mar 23, 2016 at 08:34:19PM +0200, Michael S. Tsirkin wrote: > dma_pte_free_pagetable no longer depends on > last level ptes being clear, it clears them itself. > Fix up the comment to match. > > Cc: Jiang Liu <jiang....@linux.intel.com> > Suggested-by: Alex Williamson <alex.william...@redhat.com> > Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
Anyone? > --- > drivers/iommu/intel-iommu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c > index a2e1b7f..0100553 100644 > --- a/drivers/iommu/intel-iommu.c > +++ b/drivers/iommu/intel-iommu.c > @@ -1143,7 +1143,7 @@ next: > } while (!first_pte_in_page(++pte) && pfn <= last_pfn); > } > > -/* free page table pages. last level pte should already be cleared */ > +/* clear last level (leaf) ptes and free page table pages. */ > static void dma_pte_free_pagetable(struct dmar_domain *domain, > unsigned long start_pfn, > unsigned long last_pfn) > -- > MST
