diff options
Diffstat (limited to 'mm/mempolicy.c')
| -rw-r--r-- | mm/mempolicy.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 74310017296e..4baf12e534d1 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -732,7 +732,10 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, if (prev) { vma = prev; next = vma->vm_next; - continue; + if (mpol_equal(vma_policy(vma), new_pol)) + continue; + /* vma_merge() joined vma && vma->next, case 8 */ + goto replace; } if (vma->vm_start != vmstart) { err = split_vma(vma->vm_mm, vma, vmstart, 1); @@ -744,6 +747,7 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, if (err) goto out; } + replace: err = vma_replace_policy(vma, new_pol); if (err) goto out; |
