netdev - Re: ethtool module info only reports hex info

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Date: Thu, 23 Nov 2023 16:19:49 +0100
From: Michal Kubecek <mkubecek@...e.cz>
To: Ivar Simensen <is@...arespons.no>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: ethtool module info only reports hex info

On Thu, Nov 23, 2023 at 07:42:07AM +0000, Ivar Simensen wrote:
> Hi
> I'm not sure if this is a conscious decision or a bug, but I
> discovered a change of behavior between version 5.4 an 5.16 according
> to get module info from a SFP Fiber connector: "ethtool -m ens5".
> 
> After upgrading a target from Ubuntu 18.04 to 22.04, I discovered that
> the ethtool just report a hex dump when I tried to verify my fiber SFP
> connectors. In 18.04 I got a report with ethtool. I have tried to
> upgrade from version 5.16 to 6.1 and 6.5, but it did not fix the
> issue. I then downgraded to version 5.4 and now it works again.

Are you sure your ethtool was built with pretty dumps enabled?

Michal

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