Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
        /* Allocate and initialize the dummy page which we
         * set inactive IO PTEs to point to.
         */
-       iommu->dummy_page = __get_free_pages(GFP_KERNEL, 0);
+       iommu->dummy_page = get_zeroed_page(GFP_KERNEL);
        if (!iommu->dummy_page) {
                printk(KERN_ERR "IOMMU: Error, gfp(dummy_page) failed.\n");
                goto out_free_map;
        }
-       memset((void *)iommu->dummy_page, 0, PAGE_SIZE);
        iommu->dummy_page_pa = (unsigned long) __pa(iommu->dummy_page);
 
        /* Now allocate and setup the IOMMU page table itself.  */