netdev - Re: [net-next 08/15] net/mlx5e: Add hairpin debugfs files

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Date:   Thu, 12 Jan 2023 14:20:49 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Gal Pressman <gal@...dia.com>
Cc:     Saeed Mahameed <saeed@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
        Tariq Toukan <tariqt@...dia.com>
Subject: Re: [net-next 08/15] net/mlx5e: Add hairpin debugfs files

On Thu, 12 Jan 2023 11:17:07 +0200 Gal Pressman wrote:
> As Saeed said, we discussed different APIs for this, debugfs seemed like
> the best fit as we don't want users to change the queues parameters for
> production purposes. Debugfs makes it clear that these params aren't for
> your ordinary use, and allows us to be more flexible over time if needed
> (we don't necessarily have to keep these files there forever, if our
> hardware implementation changes for example).

You cut off the original question in your reply, it was:

  Can you expand on the use of this params when debugging?

IOW why do you need to change this configuration during debug.