Re: [CRIU] [PATCH 3/3] tcp: add ability to restore a fin packet

[Christopher Covington]

On 03/21/2014 09:33 AM, Andrey Vagin wrote:
> It's required for restoring sockets in closing states:
> TCP_FIN_WAIT{1,2}, TCP_WAIT_STOP, TCP_CLOSING, TCP_LAST_ACK.
> 
> A fin packet is restored by sending a control message (ancillary data).
> In which queue a packet is restored depends on a value of
> tp->repair_queue.
> 
> This interface is choosen, because we are goint to use sendmsg for

Nit: chosen, going

> --- a/include/uapi/linux/tcp.h
> +++ b/include/uapi/linux/tcp.h
> @@ -199,4 +199,7 @@ struct tcp_md5sig {
>  	__u8	tcpm_key[TCP_MD5SIG_MAXKEYLEN];		/* key (binary) */
>  };
>  
> +/* Conntroll message types to repair tcp connections */

Nit: Control

Christopher

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