netdev - Re: Regression: kernel 4.14 an later very slow with many ipsec tunnels

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Message-ID: <20181025192420.2dwxiniutqrqrc7h@breakpoint.cc>
Date:   Thu, 25 Oct 2018 21:24:20 +0200
From:   Florian Westphal <fw@...len.de>
To:     David Miller <davem@...emloft.net>
Cc:     linux@...m.de, netdev@...r.kernel.org, fw@...len.de,
        steffen.klassert@...unet.com, linux-kernel@...r.kernel.org,
        torvalds@...ux-foundation.org, christophe.gouault@...nd.com,
        gregkh@...uxfoundation.org
Subject: Re: Regression: kernel 4.14 an later very slow with many ipsec
 tunnels

David Miller <davem@...emloft.net> wrote:
> Please work diligently with Florian and others to try and find ways to
> soften the performance hit.

I will send a patch series that pre-sorts inexact policies into rbtrees
at insert time as soon as next-next opens up again.