netdev - Re: [PATCH v2 net-next 0/8] Introduce bpf ID

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Message-Id: <20170601.143336.2263901633118099409.davem@davemloft.net>
Date:   Thu, 01 Jun 2017 14:33:36 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     ast@...com
Cc:     dsahern@...il.com, kubakici@...pl, kafai@...com,
        hannes@...essinduktion.org, netdev@...r.kernel.org,
        daniel@...earbox.net, kernel-team@...com
Subject: Re: [PATCH v2 net-next 0/8] Introduce bpf ID

From: Alexei Starovoitov <ast@...com>
Date: Thu, 1 Jun 2017 11:27:56 -0700

> Original instructions are not useful for debugging, since they have
> map_fds which can be long gone when program is running, therefore to
> solve introspection problem we need to look into real kernel
> instructions.

The only possible legitimate use I see for the original instructions
is checkpoint/restart.

If 6wind wants this for "external acceleration" or whatever, like
Alexei I am not interested in facilitating that at all.