Merge "iommu/io-pgtable-fast: cache clean the last level ptes"

		for (j = pmd_index(pud), pmd = pud; pmd < pud_next(pud, end);

				++j, pmd = pmd_next(pmd, end)) {

			av8l_fast_iopte pte, *pudp;

			void *addr;

			page = alloc_page(GFP_KERNEL | __GFP_ZERO);

			if (!page)

				goto err_free_pages;

			pages[pg++] = page;

			addr = page_address(page);

			dmac_clean_range(addr, addr + SZ_4K);

			pte = page_to_phys(page) | AV8L_FAST_PTE_TYPE_TABLE;

			pudp = data->puds[i] + j;

			*pudp = pte;