powerpc/mm: Add radix support for hugetlb
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h
index 42814f0..e2d9f49 100644
--- a/arch/powerpc/include/asm/hugetlb.h
+++ b/arch/powerpc/include/asm/hugetlb.h
@@ -8,6 +8,8 @@
extern struct kmem_cache *hugepte_cache;
#ifdef CONFIG_PPC_BOOK3S_64
+
+#include <asm/book3s/64/hugetlb-radix.h>
/*
* This should work for other subarchs too. But right now we use the
* new format only for 64bit book3s
@@ -31,7 +33,19 @@
{
return mmu_psize_to_shift(hugepd_mmu_psize(hpd));
}
+static inline void flush_hugetlb_page(struct vm_area_struct *vma,
+ unsigned long vmaddr)
+{
+ if (radix_enabled())
+ return radix__flush_hugetlb_page(vma, vmaddr);
+}
+static inline void __local_flush_hugetlb_page(struct vm_area_struct *vma,
+ unsigned long vmaddr)
+{
+ if (radix_enabled())
+ return radix__local_flush_hugetlb_page(vma, vmaddr);
+}
#else
static inline pte_t *hugepd_page(hugepd_t hpd)