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Date: Mon, 06 Jun 2016 15:47:38 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: dsa@...ulusnetworks.com
Cc: netdev@...r.kernel.org
Subject: Re: [PATCH net-next v3 0/2] net: vrf: Improve use of FIB rules
From: David Ahern <dsa@...ulusnetworks.com>
Date: Fri, 3 Jun 2016 12:36:54 -0700
> Currently, VRFs require 1 oif and 1 iif rule per address family per
> VRF. As the number of VRF devices increases it brings scalability
> issues with the increasing rule list. All of the VRF rules have the
> same format with the exception of the specific table id to direct the
> lookup. Since the table id is available from the oif or iif in the
> loopup, the VRF rules can be consolidated to a single rule that pulls
> the table from the VRF device.
>
> This solution still allows a user to insert their own rules for VRFs,
> including rules with additional attributes. Accordingly, it is backwards
> compatible with existing setups and allows other policy routing as
> desired.
I hate module parameters.
And you don't even need one in this situation, just use a default preference
of 1000 and add a newlink netlink attribute that can change it.
Thanks.
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