support read() and write() bigger than one page

1 files changed, 2 insertions, 2 deletions

diff --git a/file.h b/file.h
index 0990c82..f28018f 100644
--- a/file.h
+++ b/file.h
@@ -28,8 +28,8 @@ struct inode {
 // table mapping major device number to
 // device functions
 struct devsw {
-  int (*read)(struct inode*, char*, int);
-  int (*write)(struct inode*, char*, int);
+  int (*read)(struct inode*, int, uint64, int);
+  int (*write)(struct inode*, int, uint64, int);
 };
 
 extern struct devsw devsw[];