Re: Compare length of req sock queue with sk_max_ack_backlog

2018-02-01 Thread Tonghao Zhang
On Fri, Feb 2, 2018 at 12:19 PM, Eric Dumazet wrote: > On Fri, 2018-02-02 at 09:55 +0800, Tonghao Zhang wrote: >> On Thu, Feb 1, 2018 at 10:00 PM, Eric Dumazet wrote: >> > On Thu, 2018-02-01 at 20:34 +0800, Tonghao Zhang wrote: >> > > Hi Eric >> > > One question for you, In the patch ef547f2ac16

Re: Compare length of req sock queue with sk_max_ack_backlog

2018-02-01 Thread Eric Dumazet
On Fri, 2018-02-02 at 09:55 +0800, Tonghao Zhang wrote: > On Thu, Feb 1, 2018 at 10:00 PM, Eric Dumazet wrote: > > On Thu, 2018-02-01 at 20:34 +0800, Tonghao Zhang wrote: > > > Hi Eric > > > One question for you, In the patch ef547f2ac16 ("tcp: remove > > > max_qlen_log"), why we compared the len

Re: Compare length of req sock queue with sk_max_ack_backlog

2018-02-01 Thread Tonghao Zhang
On Thu, Feb 1, 2018 at 10:00 PM, Eric Dumazet wrote: > On Thu, 2018-02-01 at 20:34 +0800, Tonghao Zhang wrote: >> Hi Eric >> One question for you, In the patch ef547f2ac16 ("tcp: remove >> max_qlen_log"), why we compared the length of req sock queue with >> sk_max_ack_backlog. If we remove the ma

Re: Compare length of req sock queue with sk_max_ack_backlog

2018-02-01 Thread Eric Dumazet
On Thu, 2018-02-01 at 20:34 +0800, Tonghao Zhang wrote: > Hi Eric > One question for you, In the patch ef547f2ac16 ("tcp: remove > max_qlen_log"), why we compared the length of req sock queue with > sk_max_ack_backlog. If we remove the max_qlen_log, we should check the > length of req sock queue w

Compare length of req sock queue with sk_max_ack_backlog

2018-02-01 Thread Tonghao Zhang
Hi Eric One question for you, In the patch ef547f2ac16 ("tcp: remove max_qlen_log"), why we compared the length of req sock queue with sk_max_ack_backlog. If we remove the max_qlen_log, we should check the length of req sock queue with tcp_max_syn_backlog, right ? With this patch, the option "/pr