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-rw-r--r--fs/dax.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/dax.c b/fs/dax.c
index 62352cbcf0f4..8ce3a7e147a8 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -721,7 +721,7 @@ static int copy_cow_page_dax(struct block_device *bdev, struct dax_device *dax_d
return rc;
id = dax_read_lock();
- rc = dax_direct_access(dax_dev, pgoff, PHYS_PFN(PAGE_SIZE), &kaddr, NULL);
+ rc = dax_direct_access(dax_dev, pgoff, 1, &kaddr, NULL);
if (rc < 0) {
dax_read_unlock(id);
return rc;