diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 7ba228d..4409167 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -14,6 +14,7 @@
 	unsigned int offset, len;
 	const struct pipe_buf_operations *ops;
 	unsigned int flags;
+	unsigned long private;
 };
 
 struct pipe_inode_info {
diff --git a/include/linux/splice.h b/include/linux/splice.h
index f8cc97f..33e447f 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -41,6 +41,7 @@
 struct partial_page {
 	unsigned int offset;
 	unsigned int len;
+	unsigned long private;
 };
 
 /*