netdev - Re: [PATCH net-next 0/4] cxgb4: add ethtool self

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Message-ID: <20200721094926.3497aaf1@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Tue, 21 Jul 2020 09:49:26 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Vishal Kulkarni <vishal@...lsio.com>, netdev@...r.kernel.org,
        davem@...emloft.net, nirranjan@...lsio.com
Subject: Re: [PATCH net-next 0/4] cxgb4: add ethtool self_test support

On Tue, 21 Jul 2020 15:41:45 +0200 Andrew Lunn wrote:
> > Hi Andrew,
> > 
> > Our requirement is to get overall adapter health from single tool and command.
> > Using devlink and ip will require multiple tools and commands.  
> 
> That is not a good reason to abuse the Kernel norms and do odd things.

+1 

You should probably build your own tool if you have this single tool
requirement. This single tool fallacy leads to very bad outcomes, like
people trying to report system state in device dumps, 'cause they want
system state in their customer bug reports :/