linux-kernel - Re: [PATCH net-next 5/7] ethtool: provide WoL settings with WOL

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Message-ID: <20200127021124.GF12816@lunn.ch>
Date:   Mon, 27 Jan 2020 03:11:24 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Michal Kubecek <mkubecek@...e.cz>
Cc:     David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        Jiri Pirko <jiri@...nulli.us>,
        Florian Fainelli <f.fainelli@...il.com>,
        John Linville <linville@...driver.com>,
        Johannes Berg <johannes@...solutions.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 5/7] ethtool: provide WoL settings with WOL_GET
 request

On Sun, Jan 26, 2020 at 11:11:13PM +0100, Michal Kubecek wrote:
> Implement WOL_GET request to get wake-on-lan settings for a device,
> traditionally available via ETHTOOL_GWOL ioctl request.
> 
> As part of the implementation, provide symbolic names for wake-on-line

Hi Michal

LAN, not line.

> modes as ETH_SS_WOL_MODES string set.

I think it would also be good to repeat here what you have in the
cover note, that unlike the ioctl version, CAP_NET_ADMIN is required.
The cover note does get committed to the git history, but it is a lot
less likely to be seen than this patches commit message.

> +WOL_GET
> +=======
> +
> +Query device wake-on-lan settings. Unlike most "GET" type requests,
> +``ETHTOOL_MSG_WOL_GET`` requires (netns) ``CAP_NET_ADMIN`` privileges as it
> +(potentially) provides SecureOn(tm) password which is confidential.

provides _the_ SecureOn(tm)

Apart from that:

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew