Subject: Re: [PATCH for kernel 3.4.x 0/1] net: neighbour: Add mcast_resolicit to configure the number of multicast resolicitations in PROBE state

From: YOSHIFUJI Hideaki <[email-masked]>
Date: Tue, 24 Mar 2015 20:06:43 +0900

Hi,

Zhu Yanjun wrote:
> This patch is for the kernel 4.0. But kernel 3.4 needs this patch, too. So this patch is backported.
> There are the following modifications:
>  1. Because the mothod to set sysctl is different between kernel 3.4 and kernel 4.0, in this patch, the sysctl method is changed;
>  2. Because the variables of mcast_resolicit is different, in this patch, the function neigh_max_probes is changed;
>  3. Because there are so many modifications in this patch, so the author is changed to me;
> 
> Zhu Yanjun (1):
>   net: neighbour: Add mcast_resolicit to configure the number of
>     multicast resolicitations in PROBE state
> 
>  include/linux/neighbour.h |  1 +
>  include/net/neighbour.h   |  1 +
>  net/core/neighbour.c      | 20 +++++++++++++++++---
>  3 files changed, 19 insertions(+), 3 deletions(-)
> 

Hmm, it needs additional knob to change this 10+-year-old
behavior.  I am not for backporting this to old stable
kernels unless all stable kernels supports this knob as
well.

-- 
Hideaki Yoshifuji <[email-masked]>
Technical Division, MIRACLE LINUX CORPORATION