linux-kernel - Re: [PATCH] IB/mlx5: give back valid speed/width even without plugged in SFP module

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Message-ID: <0af834ca-52ff-47da-a225-744aab4e59d6@dev.mellanox.co.il>
Date:   Fri, 27 Oct 2017 18:52:19 -0400
From:   Hal Rosenstock <hal@....mellanox.co.il>
To:     Ghazale Hosseinabadi <ghazale.hosseinabadi@...cle.com>
Cc:     linux-rdma@...r.kernel.org, tbogendoerfer@...e.de,
        matanb@...lanox.com, leonro@...lanox.com, parav@...lanox.com,
        linux-kernel@...r.kernel.org, dledford@...hat.com
Subject: Re: [PATCH] IB/mlx5: give back valid speed/width even without plugged
 in SFP module

On 10/27/2017 5:54 PM, Ghazale Hosseinabadi wrote:
> When running ibstat (if transceiver is not connected in adapter):
> 
> ibpanic: [7851] main: stat of IB device 'mlx5_1' failed: Invalid argument

Any output before that ? I'm trying to understand how far it gets. It
looks to me that empty rate file would be parsed as 0 and ibstat would
show that rate. ibpanic would occur if file was not found but I could be
missing something.