On Wed, Feb 03, 2021 at 06:53:56PM +0300, Sergei Shtepa wrote:
> --- a/include/uapi/linux/dm-ioctl.h
> +++ b/include/uapi/linux/dm-ioctl.h
> @@ -214,6 +214,15 @@ struct dm_target_msg {
> char message[0];
> };
>
> +enum {
> + REMAP_START_CMD = 1,
> + REMAP_FINISH_CMD,
Don't you need to say what REMAP_FINISH_CMD is explicitly?
> +};
> +
> +struct dm_remap_param {
> + uint8_t cmd;
> + uint8_t params[0];
These need to be __u8, "uint8_t" is not a valid type that crosses the
user/kernel boundry.
thanks,
greg k-h
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