netdev - Re: [PATCH 0/2] Make ipmr queue length configurable

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Message-Id: <20190308.152544.1392696861540820759.davem@davemloft.net>
Date:   Fri, 08 Mar 2019 15:25:44 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     brodie.greenfield@...iedtelesis.co.nz
Cc:     stephen@...workplumber.org, kuznet@....inr.ac.ru,
        yoshfuji@...ux-ipv6.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, chris.packham@...iedtelesis.co.nz,
        luuk.paulussen@...iedtelesis.co.nz
Subject: Re: [PATCH 0/2] Make ipmr queue length configurable

From: Brodie Greenfield <brodie.greenfield@...iedtelesis.co.nz>
Date: Thu,  7 Mar 2019 17:57:27 +1300

> We want to have some more space in our queue for processing incoming
> multicast packets, so we can process more of them without dropping
> them prematurely. It is useful to be able to increase this limit on
> higher-spec platforms that can handle more items.
> 
> For the particular use case here at Allied Telesis, we have linux
> running on our switches and routers, with support for the number of
> multicast groups being increased. Basically, this queue length affects
> the time taken to fully learn all of the multicast streams. 
> 
> Changes in v3:
>  - Corrected a v4 to v6 typo.

This is a new feature, and therefore net-next material.  The net-next
tree is closed, please resubmit when it opens back up.