netdev - Re: [net-next 2/8] igc: Add Receive Descriptor Minimum Threshold Count

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Message-ID: <20200722154930.61130b81@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Wed, 22 Jul 2020 15:49:30 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Tony Nguyen <anthony.l.nguyen@...el.com>
Cc:     davem@...emloft.net, Sasha Neftin <sasha.neftin@...el.com>,
        netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com,
        jeffrey.t.kirsher@...el.com, Aaron Brown <aaron.f.brown@...el.com>
Subject: Re: [net-next 2/8] igc: Add Receive Descriptor Minimum Threshold
 Count

On Wed, 22 Jul 2020 14:31:44 -0700 Tony Nguyen wrote:
> From: Sasha Neftin <sasha.neftin@...el.com>
> 
> This register counts the number of events where the number of
> descriptors in one of the Rx queues was lower than the threshold
> defined for this queue.

Cool, why do you need to read / clear it, though?