--- zzzz-none-000/linux-2.6.32.61/include/linux/mtd/mtd.h	2013-06-10 09:43:48.000000000 +0000
+++ virian-300e-630/linux-2.6.32.61/include/linux/mtd/mtd.h	2011-07-20 07:23:51.000000000 +0000
@@ -46,6 +46,10 @@
 	u_long priv;
 	u_char state;
 	struct erase_info *next;
+
+	u8 *erase_buf;
+	u32 erase_buf_ofs;
+	bool partial_start;
 };
 
 struct mtd_erase_region_info {
@@ -241,6 +245,9 @@
 	struct device dev;
 	int usecount;
 
+	int (*refresh_device)(struct mtd_info *mtd);
+	struct mtd_info *split;
+
 	/* If the driver is something smart, like UBI, it may need to maintain
 	 * its own reference counting. The below functions are only for driver.
 	 * The driver may register its callbacks. These callbacks are not