[PATCH v2 2/2] um: time-travel: return the sequence number in ACK messages

[Anton Ivanov]

On 10/09/2020 10:31, Johannes Berg wrote:
> From: Johannes Berg <johannes.berg at intel.com>
> 
> For external time travel, the protocol says to return the
> incoming sequence number in the ACK message to aid debugging,
> so do that.
> 
> Signed-off-by: Johannes Berg <johannes.berg at intel.com>
> ---
>   arch/um/kernel/time.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c
> index c07436e89e59..3d109ff3309b 100644
> --- a/arch/um/kernel/time.c
> +++ b/arch/um/kernel/time.c
> @@ -106,6 +106,7 @@ static void time_travel_handle_message(struct um_timetravel_msg *msg,
>   		break;
>   	}
>   
> +	resp.seq = msg->seq;
>   	os_write_file(time_travel_ext_fd, &resp, sizeof(resp));
>   }
>   
> 
Acked-By: Anton Ivanov <anton.ivanov at cambridgegreys.com>

-- 
Anton R. Ivanov
https://www.kot-begemot.co.uk/