1 files changed, 3 insertions, 2 deletions

diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 88821fa26f19..bfb64d672e19 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -15,6 +15,7 @@
 #include <linux/backing-dev-defs.h>
 #include <linux/wait.h>
 #include <linux/mempool.h>
+#include <linux/pfn.h>
 #include <linux/bio.h>
 #include <linux/stringify.h>
 #include <linux/gfp.h>
@@ -1628,7 +1629,7 @@ struct blk_dax_ctl {
         sector_t sector;
         void __pmem *addr;
         long size;
-        unsigned long pfn;
+        pfn_t pfn;
 };
 
 struct block_device_operations {
@@ -1638,7 +1639,7 @@ struct block_device_operations {
         int (*ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
         int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long);
         long (*direct_access)(struct block_device *, sector_t, void __pmem **,
-                        unsigned long *pfn);
+                        pfn_t *);
         unsigned int (*check_events) (struct gendisk *disk,
                                       unsigned int clearing);
         /* ->media_changed() is DEPRECATED, use ->check_events() instead */