netdev - Re: [PATCH net-next v2] ipv4: add support for linkdown sysctl to netconf

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Date:	Wed, 8 Jul 2015 08:42:23 -0400
From:	Andy Gospodarek <gospo@...ulusnetworks.com>
To:	Nicolas Dichtel <nicolas.dichtel@...nd.com>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2] ipv4: add support for linkdown sysctl to
 netconf

On Wed, Jul 08, 2015 at 11:43:50AM +0200, Nicolas Dichtel wrote:
> Le 07/07/2015 19:56, Andy Gospodarek a écrit :
> >This kernel patch exports the value of the new
> >ignore_routes_with_linkdown via netconf.
> >
> >v2: changes to notify userspace via netlink when sysctl values change
> >and proposed for 'net' since this could be considered a bugfix
> Hmm, commit title contains net-next, not net.
I went back and forth about where it should land.

Dave, any chance we might be able to add this to 'net' rather than
saving it for 4.3?  It isn't a bug-fix per se, but does help make this
feature complete.

> 
> >
> >Signed-off-by: Andy Gospodarek <gospo@...ulusnetworks.com>
> >Suggested-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
> Acked-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
> 
> >---
> >I realize two of these changes result in lines >80 chars, but this is to
> >keep the coding-style used by the surrounding code.
> >
> >There are multiple ways to resolve this, but one would be to shorten the
> >defines used for this feature as "IGNORE_ROUTES_WITH_LINKDOWN" is a
> >mouthful.  I would propose dropping "_WITH_" from all the defines and
> >have only "IGNORE_ROUTES_LINKDOWN" everywhere.  Doing this now in 'net'
> Yes. Or even shorter: IGNORE_NH_LINKDOWN?
That might be a more appropriate name considering multipath/ecmp cases.

> 
> >would be ideal before a release happens and it cannot be changed.
> Yes.
I'll cook up an update based on this patch and see what it looks like.

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