netdev - Re: [PATCH net-next v2 0/2] net: ipv6: Improve user experience with multipath routes

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Message-ID: <4024f547-7f26-ab52-df9d-a0509048c7ff@6wind.com>
Date:   Thu, 26 Jan 2017 15:58:21 +0100
From:   Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:     David Miller <davem@...emloft.net>, dsa@...ulusnetworks.com
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 0/2] net: ipv6: Improve user experience with
 multipath routes

Le 24/01/2017 à 17:06, David Miller a écrit :
> From: David Ahern <dsa@...ulusnetworks.com>
> Date: Fri, 20 Jan 2017 12:31:44 -0700
> 
>> BTW, I am in favor of not requiring a user API for this but just
>> doing it. I can't imagine anyone working with multipath routes not
>> wanting the efficiency of the RTA_MULTIPATH attribute. These patches
>> require an API only because of the rule not to break userspace. If
>> we conclude to just do it without an API, the multipath_add and
>> multipath_del need to be modified to only send a notification once
>> at the end of the actions.
> 
> After some consideration, I agree.
Sorry for my late reply but I fear that this will break some userland apps like
quagga.
I agree that it would be better but the API is here since v3.8, ie 4 years.


Regards,
Nicolas