1 files changed, 8 insertions, 14 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index a057f48eb156..b23a7018eb90 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2264,9 +2264,11 @@ ssize_t __blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode,
         int lock_type);
 
 enum {
-        DIO_LOCKING = 1, /* need locking between buffered and direct access */
-        DIO_NO_LOCKING,  /* bdev; no locking at all between buffered/direct */
-        DIO_OWN_LOCKING, /* filesystem locks buffered and direct internally */
+        /* need locking between buffered and direct access */
+        DIO_LOCKING     = 0x01,
+
+        /* filesystem does not support filling holes */
+        DIO_SKIP_HOLES  = 0x02,
 };
 
 static inline ssize_t blockdev_direct_IO(int rw, struct kiocb *iocb,
@@ -2275,7 +2277,8 @@ static inline ssize_t blockdev_direct_IO(int rw, struct kiocb *iocb,
         dio_iodone_t end_io)
 {
         return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_LOCKING);
+                                    nr_segs, get_block, end_io,
+                                    DIO_LOCKING | DIO_SKIP_HOLES);
 }
 
 static inline ssize_t blockdev_direct_IO_no_locking(int rw, struct kiocb *iocb,
@@ -2284,16 +2287,7 @@ static inline ssize_t blockdev_direct_IO_no_locking(int rw, struct kiocb *iocb,
         dio_iodone_t end_io)
 {
         return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_NO_LOCKING);
-}
-
-static inline ssize_t blockdev_direct_IO_own_locking(int rw, struct kiocb *iocb,
-        struct inode *inode, struct block_device *bdev, const struct iovec *iov,
-        loff_t offset, unsigned long nr_segs, get_block_t get_block,
-        dio_iodone_t end_io)
-{
-        return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_OWN_LOCKING);
+                                nr_segs, get_block, end_io, 0);
 }
 #endif