diff options
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 265c4605dad2..604ba8293a95 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2936,6 +2936,7 @@ static int do_brk_flags(struct vma_iterator *vmi, struct vm_area_struct *vma, unsigned long addr, unsigned long len, unsigned long flags) { struct mm_struct *mm = current->mm; + struct vma_prepare vp; validate_mm_mt(mm); /* @@ -2963,18 +2964,13 @@ static int do_brk_flags(struct vma_iterator *vmi, struct vm_area_struct *vma, goto unacct_fail; vma_adjust_trans_huge(vma, vma->vm_start, addr + len, 0); - if (vma->anon_vma) { - anon_vma_lock_write(vma->anon_vma); - anon_vma_interval_tree_pre_update_vma(vma); - } + init_vma_prep(&vp, vma); + vma_prepare(&vp); vma->vm_end = addr + len; vma->vm_flags |= VM_SOFTDIRTY; vma_iter_store(vmi, vma); - if (vma->anon_vma) { - anon_vma_interval_tree_post_update_vma(vma); - anon_vma_unlock_write(vma->anon_vma); - } + vma_complete(&vp, vmi, mm); khugepaged_enter_vma(vma, flags); goto out; } |