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Diffstat (limited to 'mm/vma.c')
-rw-r--r--mm/vma.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/vma.c b/mm/vma.c
index 4e21c988054d..fc90befd162f 100644
--- a/mm/vma.c
+++ b/mm/vma.c
@@ -2559,7 +2559,8 @@ static void __mmap_complete(struct mmap_state *map, struct vm_area_struct *vma)
* then new mapped in-place (which must be aimed as
* a completely new data area).
*/
- vm_flags_set(vma, VM_SOFTDIRTY);
+ if (pgtable_supports_soft_dirty())
+ vm_flags_set(vma, VM_SOFTDIRTY);
vma_set_page_prot(vma);
}
@@ -2864,7 +2865,8 @@ out:
mm->data_vm += len >> PAGE_SHIFT;
if (vm_flags & VM_LOCKED)
mm->locked_vm += (len >> PAGE_SHIFT);
- vm_flags_set(vma, VM_SOFTDIRTY);
+ if (pgtable_supports_soft_dirty())
+ vm_flags_set(vma, VM_SOFTDIRTY);
return 0;
mas_store_fail: