diff options
Diffstat (limited to 'arch/s390/mm/pgtable.c')
| -rw-r--r-- | arch/s390/mm/pgtable.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 02a8607bbeb5..1ddf975352a0 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -832,6 +832,7 @@ void gmap_do_ipte_notify(struct mm_struct *mm, pte_t *pte) } spin_unlock(&gmap_notifier_lock); } +EXPORT_SYMBOL_GPL(gmap_do_ipte_notify); static inline int page_table_with_pgste(struct page *page) { @@ -864,8 +865,7 @@ static inline unsigned long *page_table_alloc_pgste(struct mm_struct *mm, atomic_set(&page->_mapcount, 0); table = (unsigned long *) page_to_phys(page); clear_table(table, _PAGE_INVALID, PAGE_SIZE/2); - clear_table(table + PTRS_PER_PTE, PGSTE_HR_BIT | PGSTE_HC_BIT, - PAGE_SIZE/2); + clear_table(table + PTRS_PER_PTE, 0, PAGE_SIZE/2); return table; } @@ -1005,7 +1005,7 @@ int set_guest_storage_key(struct mm_struct *mm, unsigned long addr, /* changing the guest storage key is considered a change of the page */ if ((pgste_val(new) ^ pgste_val(old)) & (PGSTE_ACC_BITS | PGSTE_FP_BIT | PGSTE_GR_BIT | PGSTE_GC_BIT)) - pgste_val(new) |= PGSTE_HC_BIT; + pgste_val(new) |= PGSTE_UC_BIT; pgste_set_unlock(ptep, new); pte_unmap_unlock(*ptep, ptl); |