Re: [PATCH] net/ipv4: fix the conditions of enteringTCP_CA_Disorder state

[Eric Dumazet]

On Mon, 2013-08-05 at 20:45 -0400, Dong Fang wrote:
> if have some packets loss by network, the kernel can't reach here, we can see
> the tcp_time_to_recover() function:
> 
> static bool tcp_time_to_recover(struct sock *sk, int flag)
> {
> 	struct tcp_sock *tp = tcp_sk(sk);
> 	__u32 packets_out;
> 
> 	/* Trick#1: The loss is proven. */
> 	if (tp->lost_out)
> 		return true;
> 	//...
> }
> 
> when it return true, the following condition will be failed:
> 
> //...
> if (!tcp_time_to_recover(sk, flag)) {
> 	tcp_try_to_open(sk, flag, prior_unsacked);
> 	return;
> }
> //...
> 

I honestly do not understand this changelog, and how it is related to
the patch.

Also its not 'net/ipv4:' issue but 'tcp:' one


Could you please explain the issue again ?

Thanks !


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