Merge tag 'mips_fixes_4.16_2' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan...

[linux.git] / arch / powerpc / mm / hugetlbpage-hash64.c

diff --git a/arch/powerpc/mm/hugetlbpage-hash64.c b/arch/powerpc/mm/hugetlbpage-hash64.c
index 12511f5a015fcfee349e9dd7ac00f6ecd3b8df90..b320f5097a0616dce810c31e42fa42659475d4c3 100644 (file)
--- a/arch/powerpc/mm/hugetlbpage-hash64.c
+++ b/arch/powerpc/mm/hugetlbpage-hash64.c
@@ -27,7 +27,7 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
        unsigned long vpn;
        unsigned long old_pte, new_pte;
        unsigned long rflags, pa, sz;
-       long slot;
+       long slot, offset;
 
        BUG_ON(shift != mmu_psize_defs[mmu_psize].shift);
 
@@ -63,7 +63,11 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
        } while(!pte_xchg(ptep, __pte(old_pte), __pte(new_pte)));
 
        rflags = htab_convert_pte_flags(new_pte);
-       rpte = __real_pte(__pte(old_pte), ptep);
+       if (unlikely(mmu_psize == MMU_PAGE_16G))
+               offset = PTRS_PER_PUD;
+       else
+               offset = PTRS_PER_PMD;
+       rpte = __real_pte(__pte(old_pte), ptep, offset);
 
        sz = ((1UL) << shift);
        if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE))
@@ -104,7 +108,7 @@ int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
                        return -1;
                }
 
-               new_pte |= pte_set_hidx(ptep, rpte, 0, slot);
+               new_pte |= pte_set_hidx(ptep, rpte, 0, slot, offset);
        }
 
        /*