linux-kernel - Re: [PATCH] mctp: Remove only static neighbour on RTM

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Date:   Fri, 31 Dec 2021 18:17:09 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Gagan Kumar <gagan1kumar.cs@...il.com>
Cc:     Jeremy Kerr <jk@...econstruct.com.au>, matt@...econstruct.com.au,
        davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mctp: Remove only static neighbour on RTM_DELNEIGH

On Fri, 31 Dec 2021 17:44:15 +0530 Gagan Kumar wrote:
> > > Can you clarify the motivation and practical impact of the change 
> > > in the commit message to make it clear? AFAICT this is a no-op / prep
> > > for some later changes, right Jeremy?  
> > 
> > Yes, it'll be a no-op now; I'm not aware of any changes coming that
> > require parameterisation of the neighbour type yet.
> > 
> > Gagan - can you provide any context on this change?  
> 
> I was exploring the repository and wanted to get familiar with the
> patching process. During that, I was looking for some TODOs in /net for
> my first patch and came across mctp.
> 
> I thought `TODO: add a "source" flag so netlink can only delete static
> neighbours?` might be of some use in the future. So, thought of sending
> a patch for the same.
> 
> If I were to think like a critic, "You aren't gonna need it" principle
> can be applied here.
> 
> If you think it's ok to proceed I can update the commit message to
> include the motivation and impact as a no-op.

SGTM