Re: [RFC PATCH 0/2] selinux: avoid nf hooks overhead when not needed

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From: Paul Moore <paul@xxxxxxxxxxxxxx>
Date: Wed, 6 Apr 2016 10:07:27 -0400

> "While marking the LSM hook structure doesn't directly affect the
> SELinux netfilter hooks, once we remove the ability to deregister the
> LSM hooks we will have no need to support deregistering netfilter
> hooks and I expect we will drop that functionality as well to help
> decrease the risk of tampering."

This is not a reasonable postiion.

The performance implications are non-trivial for using netfilter hooks
when they aren't actually needed.
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