netdev - Re: [PATCH net] net: ipv6: select DST_CACHE from IPV6_RPL

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Message-ID: <20240916190528.GF396300@kernel.org>
Date: Mon, 16 Sep 2024 20:05:28 +0100
From: Simon Horman <horms@...nel.org>
To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Cc: "David S. Miller" <davem@...emloft.net>,
	David Ahern <dsahern@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Alexander Aring <alex.aring@...il.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH net] net: ipv6: select DST_CACHE from IPV6_RPL_LWTUNNEL

On Mon, Sep 16, 2024 at 08:04:16PM +0100, Simon Horman wrote:
> On Mon, Sep 16, 2024 at 08:54:21PM +0200, Thomas Weißschuh wrote:
> > On Mon, Sep 16, 2024 at 07:48:51PM GMT, Simon Horman wrote:
> > > On Mon, Sep 16, 2024 at 07:44:43PM +0100, Simon Horman wrote:
> > > > On Mon, Sep 16, 2024 at 06:53:15PM +0200, Thomas Weißschuh wrote:
> > > > > The rpl sr tunnel code contains calls to dst_cache_*() which are
> > > > > only present when the dst cache is built.
> > > > > Select DST_CACHE to build the dst cache, similar to other kconfig
> > > > > options in the same file.
> > > > > 
> > > > > Fixes: a7a29f9c361f ("net: ipv6: add rpl sr tunnel")
> > > > > Cc: stable@...r.kernel.org
> > > > > ---
> > > > > Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
> > > > 
> > > > Reviewed-by: Simon Horman <horms@...nel.org>
> > > > Tested-by: Simon Horman <horms@...nel.org> # build-tested
> > > 
> > > Sorry Thomas, I missed one important thing:
> > > 
> > > Your Signed-off-by line needs to go above the scissors ('---')
> > > because when git applies your patch nothing below the scissors
> > > is included in the patch description.
> > 
> > Welp, this seems to be due to a combination of me forgetting to add it,
> > b4 adding it below the scissors automatically and then failing to warn
> > about the missing sign-off.

BTW, if b4 is adding it then, maybe, you need to remove
it from the cover letter using b4 prep --edit-cover

> > 
> > I'll resend v2 with your tags. And will also remove the Cc: stable as
> > per net rules.
> 
> Thanks. Please be aware of the 24h rule.
> 
> https://docs.kernel.org/process/maintainer-netdev.html
>