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Date:   Fri, 30 Aug 2019 00:12:23 -0700 (PDT)
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Subject: Re: [PATCH v3 1/2] net: core: Notify on changes to
 dev->promiscuity.
From:   David Miller <davem@davemloft.net>
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From: Jiri Pirko <jiri@resnulli.us>
Date: Fri, 30 Aug 2019 08:36:24 +0200

> The promiscuity is a way to setup the rx filter. So promics == rx filter
> off. For normal nics, where there is no hw fwd datapath,
> this coincidentally means all received packets go to cpu.

You cannot convince me that the HW datapath isn't a "rx filter" too, sorry.