netdev - Re: [PATCH net-next 0/2] dpaa2-eth: add reset control for debugfs stats

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Date:   Tue, 28 Jul 2020 13:26:43 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     ioana.ciornei@....com
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net-next 0/2] dpaa2-eth: add reset control for debugfs
 stats

From: Ioana Ciornei <ioana.ciornei@....com>
Date: Tue, 28 Jul 2020 12:48:10 +0300

> This patch set adds debugfs controls for clearing the software and
> hardware kept counters.  This is especially useful in the context of
> debugging when there is a need for statistics per a run of the test.

This is not necessary.

Sample the statistics at the beginning of your test and calculate the
difference at the end of your test.

I'm not applying this, it is not justified at all.

Thank you.