netdev - Re: [PATCH net-next v3 0/4] openvswitch: load and reference the NAT helper

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Message-Id: <20190417.232509.1761143873528182624.davem@davemloft.net>
Date:   Wed, 17 Apr 2019 23:25:09 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     fbl@...hat.com
Cc:     netdev@...r.kernel.org, joe@....org, pshelar@....org,
        dev@...nvswitch.org, netfilter-devel@...r.kernel.org,
        pablo@...filter.org
Subject: Re: [PATCH net-next v3 0/4] openvswitch: load and reference the
 NAT helper

From: Flavio Leitner <fbl@...hat.com>
Date: Wed, 17 Apr 2019 11:46:13 -0300

> The request_module() is quite expensive and triggers the
> usermode helper in userspace. Instead, load only if the
> module is not present and keep module references to avoid
> problems.
> 
> The first patch standardize the module alias which is already
> there, but not in a formal way.
> 
> The second patch adds an API to point to the NAT helper.
> 
> The third patch will register each NAT helper using the
> new API.
> 
> The last patch fixes openvswitch to use the new API to
> load and reference the NAT helper and also report an error
> if the operation fails.

Netfilter folks, besides a review, I was wondering if you'd like
to take this series the netfilter tree since it's mostly changes
in that area?

Thanks.