[PATCH 3/5] UBI: Expose the bitrot interface

[Artem Bityutskiy]

On Thu, 2015-11-05 at 23:56 +0100, Richard Weinberger wrote:
> +#define UBI_IOCRPEB _IOW(UBI_IOC_MAGIC, 4, __s32)
> +#define UBI_IOCSPEB _IOW(UBI_IOC_MAGIC, 5, __s32)

Could you please, add short comments telling what are these ioctls
about.