Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

[muen/linux.git] / arch / s390 / include / asm / mmu_context.h

diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h
index 6133aa376b7c321a03a66ca78978bd5b32dbc9a7..f4a07f788f78b3160f9ae312e699805b47f67ebe 100644 (file)
--- a/arch/s390/include/asm/mmu_context.h
+++ b/arch/s390/include/asm/mmu_context.h
@@ -44,6 +44,8 @@ static inline int init_new_context(struct task_struct *tsk,
                mm->context.asce_limit = STACK_TOP_MAX;
                mm->context.asce = __pa(mm->pgd) | _ASCE_TABLE_LENGTH |
                                   _ASCE_USER_BITS | _ASCE_TYPE_REGION3;
+               /* pgd_alloc() did not account this pud */
+               mm_inc_nr_puds(mm);
                break;
        case -PAGE_SIZE:
                /* forked 5-level task, set new asce with new_mm->pgd */
@@ -59,7 +61,7 @@ static inline int init_new_context(struct task_struct *tsk,
                /* forked 2-level compat task, set new asce with new mm->pgd */
                mm->context.asce = __pa(mm->pgd) | _ASCE_TABLE_LENGTH |
                                   _ASCE_USER_BITS | _ASCE_TYPE_SEGMENT;
-               /* pgd_alloc() did not increase mm->nr_pmds */
+               /* pgd_alloc() did not account this pmd */
                mm_inc_nr_pmds(mm);
        }
        crst_table_init((unsigned long *) mm->pgd, pgd_entry_type(mm));