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Date:	Fri, 4 Apr 2014 17:27:34 +0200
From:	Pablo Neira Ayuso <>
To:	David Miller <>
Subject: Re: [PATCH RFC 0/9] socket filtering using nf_tables

On Fri, Apr 04, 2014 at 11:24:32AM -0400, David Miller wrote:
> From: Pablo Neira Ayuso <>
> Date: Tue, 11 Mar 2014 10:19:11 +0100
> > The following patchset provides a socket filtering alternative to BPF
> > which allows you to define your filter using the nf_tables expressions.
> Generally I like this series, but of course you will need to respin
> it against the work that went into net-next recently.

Sure, no problem.

> I only wonder about the expression implementation module loading
> logic when we add an nft filter to a socket.

Yes, that needs to be revisited, some people already rised concerns on

> It seems that if the module doesn't exist, we return -EAGAIN, drop the
> mutex, and retry.  I see nothing which breaks this loop, it seems like
> it can run forever if a module is simply not present.

Will recheck this as well. Thanks for the feedback.
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