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-rw-r--r--include/mtd/ubi-user.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/mtd/ubi-user.h b/include/mtd/ubi-user.h
index ee2ea2e224a..5828d787919 100644
--- a/include/mtd/ubi-user.h
+++ b/include/mtd/ubi-user.h
@@ -137,6 +137,8 @@
#define UBI_IOCEBMAP _IOW(UBI_VOL_IOC_MAGIC, 3, struct ubi_map_req)
/* Unmap an eraseblock, used for debugging, disabled by default */
#define UBI_IOCEBUNMAP _IOW(UBI_VOL_IOC_MAGIC, 4, int32_t)
+/* Check if an eraseblock is mapped, used for debugging, disabled by default */
+#define UBI_IOCEBISMAP _IOR(UBI_VOL_IOC_MAGIC, 5, int32_t)
/* Maximum MTD device name length supported by UBI */
#define MAX_UBI_MTD_NAME_LEN 127