1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index ea80f1cdff06..81048f9bc783 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2550,6 +2550,9 @@ enum {
 
         /* filesystem does not support filling holes */
         DIO_SKIP_HOLES  = 0x02,
+
+        /* filesystem can handle aio writes beyond i_size */
+        DIO_ASYNC_EXTEND = 0x04,
 };
 
 void dio_end_io(struct bio *bio, int error);