powerpc/mm: Update pte filter for radix

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c
index db277b6d8e8b1b32b29342a6d8f2deff3e37af9f..88a307504b5a0f3798be84c282ab09de47168452 100644 (file)
--- a/arch/powerpc/mm/pgtable.c
+++ b/arch/powerpc/mm/pgtable.c
@@ -82,6 +82,9 @@ static struct page *maybe_pte_to_page(pte_t pte)
 
 static pte_t set_pte_filter(pte_t pte)
 {
+       if (radix_enabled())
+               return pte;
+
        pte = __pte(pte_val(pte) & ~_PAGE_HPTEFLAGS);
        if (pte_looks_normal(pte) && !(cpu_has_feature(CPU_FTR_COHERENT_ICACHE) ||
                                       cpu_has_feature(CPU_FTR_NOEXECUTE))) {