Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc:
powerpc: Fix address masking bug in hpte_need_flush()
diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c
index 282d930..1ec0657 100644
--- a/arch/powerpc/mm/tlb_hash64.c
+++ b/arch/powerpc/mm/tlb_hash64.c
@@ -63,15 +63,21 @@
if (huge) {
#ifdef CONFIG_HUGETLB_PAGE
psize = get_slice_psize(mm, addr);
+ /* Mask the address for the correct page size */
+ addr &= ~((1UL << mmu_psize_defs[psize].shift) - 1);
#else
BUG();
psize = pte_pagesize_index(mm, addr, pte); /* shutup gcc */
#endif
- } else
+ } else {
psize = pte_pagesize_index(mm, addr, pte);
+ /* Mask the address for the standard page size. If we
+ * have a 64k page kernel, but the hardware does not
+ * support 64k pages, this might be different from the
+ * hardware page size encoded in the slice table. */
+ addr &= PAGE_MASK;
+ }
- /* Mask the address for the correct page size */
- addr &= ~((1UL << mmu_psize_defs[psize].shift) - 1);
/* Build full vaddr */
if (!is_kernel_addr(addr)) {