netdev - Re: [PATCH 1/1] net/mlx5: query_mcia_reg fail logging at debug severity

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Message-ID: <20251028154330.6705d2da@kernel.org>
Date: Tue, 28 Oct 2025 15:43:30 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Matthew W Carlis <mattc@...estorage.com>
Cc: netdev@...r.kernel.org, saeedm@...dia.com, tariqt@...dia.com,
 mbloch@...dia.com, ashishk@...estorage.com, msaggi@...estorage.com,
 adailey@...estorage.com
Subject: Re: [PATCH 1/1] net/mlx5: query_mcia_reg fail logging at debug
 severity

On Tue, 28 Oct 2025 13:40:11 -0600 Matthew W Carlis wrote:
> Whenever a user or automation runs ethtool -m <eth> or an equivalent
> to mlx5 device & there is not any SFP module in that device the
> kernel log is spammed with ""query_mcia_reg failed: status:" which
> is really not that informative to the user who already knows that
> their command failed. Since the severity is logged at error severity
> the log message cannot be disabled via dyndbg etc...

+1 from me FWIW. I wonder if we're hitting this on the same class
of systems but recently this started hitting at Meta as well.
Millions of log entries a day because some ports don't have an SFP
plugged in :|