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Date:   Thu, 28 Mar 2019 16:55:08 -0700 (PDT)
From:   David Miller <>
Subject: Re: [PATCH net-next 0/8] openvswitch: load and reference the NAT

From: Flavio Leitner <>
Date: Tue, 26 Mar 2019 17:57:07 -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 following patches 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.

These are mostly netfilter changes so I would like to see some
reviews/ACKs from netfilter folks.


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