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-rw-r--r--fs/dax.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/dax.c b/fs/dax.c
index 43671b68220e..19492cc65a30 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -641,9 +641,7 @@ int __dax_pmd_fault(struct vm_area_struct *vma, unsigned long address,
goto fallback;
if (buffer_unwritten(&bh) || buffer_new(&bh)) {
- int i;
- for (i = 0; i < PTRS_PER_PMD; i++)
- clear_pmem(kaddr + i * PAGE_SIZE, PAGE_SIZE);
+ clear_pmem(kaddr, PMD_SIZE);
wmb_pmem();
count_vm_event(PGMAJFAULT);
mem_cgroup_count_vm_event(vma->vm_mm, PGMAJFAULT);