ntfs: remove the second argument of k[un]map_atomic()

Signed-off-by: Cong Wang <amwang@redhat.com>
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index f907611..28d4e6a 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -2473,7 +2473,7 @@
 			nr_free -= PAGE_CACHE_SIZE * 8;
 			continue;
 		}
-		kaddr = kmap_atomic(page, KM_USER0);
+		kaddr = kmap_atomic(page);
 		/*
 		 * Subtract the number of set bits. If this
 		 * is the last page and it is partial we don't really care as
@@ -2483,7 +2483,7 @@
 		 */
 		nr_free -= bitmap_weight(kaddr,
 					PAGE_CACHE_SIZE * BITS_PER_BYTE);
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		page_cache_release(page);
 	}
 	ntfs_debug("Finished reading $Bitmap, last index = 0x%lx.", index - 1);
@@ -2544,7 +2544,7 @@
 			nr_free -= PAGE_CACHE_SIZE * 8;
 			continue;
 		}
-		kaddr = kmap_atomic(page, KM_USER0);
+		kaddr = kmap_atomic(page);
 		/*
 		 * Subtract the number of set bits. If this
 		 * is the last page and it is partial we don't really care as
@@ -2554,7 +2554,7 @@
 		 */
 		nr_free -= bitmap_weight(kaddr,
 					PAGE_CACHE_SIZE * BITS_PER_BYTE);
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		page_cache_release(page);
 	}
 	ntfs_debug("Finished reading $MFT/$BITMAP, last index = 0x%lx.",