netdev - Re: [RFC PATCH 00/10] net: hns3: Adds support of debugfs to HNS3 driver

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Date:   Sun, 11 Nov 2018 17:18:22 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Salil Mehta <salil.mehta@...wei.com>
Cc:     "davem@...emloft.net" <davem@...emloft.net>,
        "yuvalm@...lanox.com" <yuvalm@...lanox.com>,
        "leon@...nel.org" <leon@...nel.org>,
        "Zhuangyuzeng (Yisen)" <yisen.zhuang@...wei.com>,
        "lipeng (Y)" <lipeng321@...wei.com>,
        "mehta.salil@...src.net" <mehta.salil@...src.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        Linuxarm <linuxarm@...wei.com>
Subject: Re: [RFC PATCH 00/10] net: hns3: Adds support of debugfs to HNS3
 driver

> Agreed. But what about if we want to expose anything related to
> firmware to user-space using the debugfs, assuming we are presenting
> information in structured way and not as a black-box to some user-space
> application. Is it something which might be discouraged?

Hi Salil

Please take a look at devlink. Mellonex have been adding commands to
it for dumping firmware states.

   Andrew