--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
-@@ -841,6 +841,13 @@ static int mtd_ioctl(struct file *file,
- file->f_pos = 0;
+@@ -956,6 +956,13 @@ static int mtd_ioctl(struct file *file,
break;
}
+ #endif
+#ifdef CONFIG_MTD_PARTITIONS
+ case MTDREFRESH:
+ {
+ }
+#endif
- case OTPGETREGIONCOUNT:
- case OTPGETREGIONINFO:
+ default:
+ ret = -ENOTTY;
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -125,6 +125,7 @@ struct nand_ecclayout {
#define MEMWRITEOOB64 _IOWR('M', 21, struct mtd_oob_buf64)
#define MEMREADOOB64 _IOWR('M', 22, struct mtd_oob_buf64)
#define MEMISLOCKED _IOR('M', 23, struct erase_info_user)
-+#define MTDREFRESH _IO('M', 23)
++#define MTDREFRESH _IO('M', 50)
/*
* Obsolete legacy interface. Keep it in order not to break userspace