linux-kernel - Re: [PATCH v2] ipv6: Not to probe neighbourless routes

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Date:   Wed, 28 Aug 2019 12:55:04 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     wang.yi59@....com.cn
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        xue.zhihong@....com.cn, wang.liang82@....com.cn,
        cheng.lin130@....com.cn
Subject: Re: [PATCH v2] ipv6: Not to probe neighbourless routes

From: <wang.yi59@....com.cn>
Date: Wed, 28 Aug 2019 16:50:08 +0800 (CST)

> We used an older version of the kernel, and found that configuring default
> route led to a lot of NS messages, which affected the real business.
> 
> Although commit f547fac624be adds rate-limiting, there are still some
> unreasonable things.
> 
> We have tested this change on CentOS 7.6 (3.10.0-957), whose rt6_probe()
> implementation is similar to the latest code. When remaking patch based on
> linux-5.3-rc5, a line of code was missed out with a mistack.

Therefore, you are not testing this patch on current kernels, so you are
sending a patch which is completely untested.

This is not appropriate nor accceptable.