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-rw-r--r--mm/mlock.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/mlock.c b/mm/mlock.c
index 74e5a6547c3d..41cc47e28ad6 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -527,7 +527,8 @@ static int mlock_fixup(struct vm_area_struct *vma, struct vm_area_struct **prev,
vm_flags_t old_flags = vma->vm_flags;
if (newflags == vma->vm_flags || (vma->vm_flags & VM_SPECIAL) ||
- is_vm_hugetlb_page(vma) || vma == get_gate_vma(current->mm))
+ is_vm_hugetlb_page(vma) || vma == get_gate_vma(current->mm) ||
+ vma_is_dax(vma))
/* don't set VM_LOCKED or VM_LOCKONFAULT and don't count */
goto out;