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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>
Aneesh Kumar K.V 9 жил өмнө
parent
commit
4dfb88ca9b

+ 3 - 0
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)
 static pte_t set_pte_filter(pte_t pte)
 {
 {
+	if (radix_enabled())
+		return pte;
+
 	pte = __pte(pte_val(pte) & ~_PAGE_HPTEFLAGS);
 	pte = __pte(pte_val(pte) & ~_PAGE_HPTEFLAGS);
 	if (pte_looks_normal(pte) && !(cpu_has_feature(CPU_FTR_COHERENT_ICACHE) ||
 	if (pte_looks_normal(pte) && !(cpu_has_feature(CPU_FTR_COHERENT_ICACHE) ||
 				       cpu_has_feature(CPU_FTR_NOEXECUTE))) {
 				       cpu_has_feature(CPU_FTR_NOEXECUTE))) {